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CN110326921B - Vehicle-mounted multifunctional movable seat - Google Patents

Vehicle-mounted multifunctional movable seat Download PDF

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Publication number
CN110326921B
CN110326921B CN201910644750.5A CN201910644750A CN110326921B CN 110326921 B CN110326921 B CN 110326921B CN 201910644750 A CN201910644750 A CN 201910644750A CN 110326921 B CN110326921 B CN 110326921B
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CN
China
Prior art keywords
wheel
plate
worm
frame
seat
Prior art date
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Application number
CN201910644750.5A
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Chinese (zh)
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CN110326921A (en
Inventor
黄有超
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Individual
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Individual
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Priority to CN201910644750.5A priority Critical patent/CN110326921B/en
Publication of CN110326921A publication Critical patent/CN110326921A/en
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Publication of CN110326921B publication Critical patent/CN110326921B/en
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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/022Reclining or easy chairs having independently-adjustable supporting parts
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/022Reclining or easy chairs having independently-adjustable supporting parts
    • A47C1/024Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination
    • A47C1/0242Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination by electric motors
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/002Chair or stool bases
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/02Seat parts
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/36Support for the head or the back
    • A47C7/40Support for the head or the back for the back
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/50Supports for the feet or the legs coupled to fixed parts of the chair
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D55/00Endless track vehicles
    • B62D55/06Endless track vehicles with tracks without ground wheels
    • B62D55/075Tracked vehicles for ascending or descending stairs, steep slopes or vertical surfaces

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  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Seats For Vehicles (AREA)

Abstract

The invention relates to a vehicle-mounted multifunctional movable seat, which comprises a movable seat body, wherein the movable seat body comprises a moving mechanism, a seat board adjusting mechanism, a pedal adjusting mechanism and a backrest adjusting mechanism. According to the invention, the long-arm crawler full-angle large-torsion swing arm moving mechanism is arranged at the lower end of the moving seat body, so that the moving seat can run under the condition of carrying a person, and the person carrying function of the moving seat for going up and down stairs can be realized by adjusting the angle of the swing arm in real time to cross obstacles.

Description

Vehicle-mounted multifunctional movable seat
Technical Field
The invention belongs to the technical field of vehicle-mounted seats, and particularly relates to a vehicle-mounted multifunctional movable seat.
Background
With the development of society, the living standard of people is continuously improved, and domestic automobiles enter thousands of households, but people with mobility impairment are greatly increased as people enter large countries with aging population, and automobile-mounted multifunctional vehicles from automobiles to families and from automobiles to public places are lacking nowadays to fill the blank, so that the development and design of a mobile manned device capable of solving the problems have important economic, social and practical significance.
Disclosure of Invention
The invention aims to solve the problems and provide the vehicle-mounted multifunctional movable seat which is simple in structure and reasonable in design.
The invention realizes the above purpose through the following technical scheme:
The vehicle-mounted multifunctional movable seat comprises a movable seat main body, wherein the movable seat main body comprises a movable mechanism, a seat board adjusting mechanism, a pedal adjusting mechanism and a backrest adjusting mechanism, the movable mechanism comprises a frame, a transmission mechanism and a swing arm mechanism, the transmission mechanism is fixedly arranged on the frame, and the transmission mechanism is rotationally connected with the swing arm mechanism;
the seat board adjusting mechanism comprises a seat board arranged at the upper end of the frame and a lifting adjusting mechanism of the seat board, the seat board is arranged at the upper end of the transmission mechanism and is rotationally connected with the frame, the lifting adjusting mechanism comprises a motor and a cross lifting connecting rod, the motor and the cross lifting connecting rod are arranged at the bottom of the seat board, and the cross lifting connecting rod is driven by the motor;
The pedal adjusting mechanism comprises a turnover pedal, a turnover fixing piece and a wire pulling mechanism, wherein the turnover pedal is rotationally connected to the front end of the frame, the turnover fixing piece is fixedly arranged in the frame, and the turnover pedal is driven by the wire pulling mechanism in a winding way;
The backrest adjusting mechanism comprises a backrest adjusting plate and an angle adjusting mechanism, the backrest adjusting plate is rotationally connected with two ends of the frame, the angle adjusting mechanism comprises a cross lifting pull rod arranged on the back surface of the backrest adjusting plate and a motor connected with the cross lifting pull rod, and the cross lifting pull rod is driven by the motor;
The backrest adjusting plate comprises a backrest adjusting plate, wherein a controller is arranged on one side of the backrest adjusting plate, and a signal output end of the controller is connected with control ends of motors arranged on a movable seat body.
By adopting the technical scheme, the long-arm crawler full-angle large-torsion swing arm moving mechanism is arranged at the lower end of the moving seat main body, so that the moving seat can run under the condition of carrying people, and the moving seat can walk up and down stairs by adjusting the angle of the swing arm in real time; in addition, set up seat board, back board and the running-board that can adjust on the removal seat main part, can be according to taking the demand, automatically regulated seat board, back board and running-board's flip angle increase the comfort level of taking, and can carry out holistic shrink to this removal seat main part, reduce occupation space, the transportation of being convenient for.
As a further optimization scheme of the invention, the transmission mechanism comprises walking tracks respectively arranged at two sides of the frame, main belt wheels are respectively arranged at two ends of the walking tracks, a first motor is also arranged at two sides of the front end of the frame, and the main belt wheels at the front end of the walking tracks are driven by the first motor.
Through adopting above-mentioned technical scheme, the main band pulley of motor drive walking track front end rotates to drive the rotation of walking track by main band pulley, and then make the frame remove.
As a further optimization scheme of the invention, the swing arm mechanism comprises rear belt wheels which are respectively connected with the main belt wheels at the rear end of the walking track, the rear belt wheels are connected with swing belt wheels arranged on the swing arm mechanism through rear side plates and the swing arm track, the center position of the main belt wheels at the rear end of the walking track is movably connected with a swing wheel main shaft, and two ends of the swing wheel main shaft are respectively fixedly connected with the swing arm mechanisms at two ends of the support.
By adopting the technical scheme, the swing arm mechanism can be controlled to rotate around the swing wheel spindle by rotating the swing wheel spindle, and the overturning angle is full, so that the swing wheel spindle is not limited by other conditions.
As a further optimization scheme of the invention, the tensioning adjusting mechanism is arranged on the rear belt wheel and comprises a tensioning connecting shaft arranged on the swing belt wheel, the tensioning connecting shaft is clamped on a pushing block, the top of the pushing block is connected with a pushing screw rod, and the pushing screw rod is fixedly connected with a rear side plate.
Through adopting above-mentioned technical scheme, rotatory promotion lead screw, exert force to tensioning connecting axle, push-and-pull tensioning connecting axle, and then change the position of swing band pulley to change the tensioning degree of swing arm track, make the better rotation of swing arm track, adjust rotation speed.
As a further optimization scheme of the invention, one end of a main shaft of the swing wheel is respectively provided with a limit worm wheel and a swing wheel, the swing wheel is connected with an inner side wheel arranged in the middle of the frame through a swing transmission belt sleeved on the surface of the swing wheel, the inner side wheel is sleeved on a fixed transverse shaft transversely fixed on the inner wall of the frame, two ends of the fixed transverse shaft are fixedly connected to two sides of the frame, the upper end of the swing transmission belt is provided with a driving screw in parallel, one end of the driving screw is connected with a second motor through a worm reduction gearbox, a screw sliding nut is sleeved on the driving screw, the screw sliding nut is in threaded connection with the driving screw and is matched with the driving screw, and the screw sliding nut is fixedly connected with the swing transmission belt through a toothed cover plate;
the guide rods are arranged on two sides of the driving screw rod, and penetrate through the screw rod sliding nuts.
Through adopting above-mentioned technical scheme, when the motor drives the drive lead screw and rotates, the lead screw slip nut on the drive lead screw will slide on the drive lead screw, because lead screw slip nut with swing drive belt fixed link, therefore lead screw slip nut's removal also will drive the motion of swing drive belt, and then drive the swing wheel main shaft that links to each other with it and rotate, and swing wheel main shaft with swing arm mechanism is fixed connection, and the rotation of swing wheel main shaft can drive swing arm mechanism's rotation swing arm about and 360.
As a further optimization scheme of the invention, the swing wheel spindle is further provided with a limit locking mechanism, the limit locking mechanism comprises a limit worm wheel, the limit worm wheel is fixedly connected with the swing wheel spindle, the limit locking mechanism further comprises a locking worm connected with the limit worm wheel, the locking worm is connected with a fifth motor arranged at the upper part of the locking worm through a damping rotating shaft, the bottom of the locking worm is further connected with a driving wheel and a coordination worm connected with the driving wheel, the coordination worm and the locking worm are symmetrically arranged at two sides of the limit worm wheel, and the coordination worm is connected with the driving wheel through a driving belt;
The locking worm, the coordination worm and the limit worm wheel are meshed with each other.
Through adopting above-mentioned technical scheme, motor drive locking worm rotates to drive the coordination worm of spacing worm wheel opposite side by the drive wheel of bottom and rotate, thereby make spacing worm wheel and locking worm, coordination worm mutually support and rotate, when need lock spacing to the swing wheel main shaft, then stop the motion of locking worm and coordination worm, and then make spacing worm wheel card dead between the two, realize the fixed and locking of swing wheel main shaft and swing arm mechanism of connecting in optional position.
As a further optimization scheme of the invention, the limiting locking mechanism further comprises a locking block arranged at the other end of the main shaft of the swinging wheel, the locking block comprises a fixed chassis sleeved on the main shaft of the swinging wheel, a plurality of eccentric block groups are symmetrically arranged on the surface of the fixed chassis, each eccentric block group comprises a first eccentric block and a second eccentric block, the first eccentric block and the second eccentric block are fixed on the fixed chassis through bolts, the first eccentric block and the second eccentric block can rotate around the bolts, two through holes are formed in the surfaces of the first eccentric block and the second eccentric block, springs are arranged in the through holes close to the positions of the first eccentric block and the second eccentric block, and the through holes close to the outer parts of the first eccentric block and the second eccentric block are connected with a locking handle arranged outside the locking block through steel ropes.
By adopting the technical scheme, the locking handle stretches or contracts the steel rope, so that the first eccentric block and the second eccentric block are driven to move relatively and deviate from the main shaft of the swinging wheel, and the locking of the main shaft of the swinging wheel is released.
As a further optimization scheme of the invention, the lifting adjusting mechanism of the seat plate further comprises a first worm gear and a second worm gear which are arranged at the other end of the seat plate, the first worm gear and the second worm gear are driven by a fourth motor arranged at the bottom of the seat plate, the output end of the first worm gear and the second worm gear is connected with a lifting screw shaft, the lifting screw shaft is sleeved at one end of the crossed lifting connecting rod through two sliding nuts, the sliding nuts are in threaded connection with the lifting screw shaft, the two sliding nuts move reversely, a sliding rod is further arranged at the upper end of the frame, and the other end of the crossed lifting connecting rod is connected with the sliding rod through a sliding block sleeved on the sliding rod.
Through adopting above-mentioned technical scheme, motor drive worm gear, worm gear make lifting screw shaft rotate, under the effect of reverse slip nut and slider, the crisscross lifting connecting rod can stretch out and draw back from top to bottom to drive the seat board of being connected with it and rotate the junction with the frame and overturn from top to bottom, in order to realize adjusting the high and the flip angle's of seat board purpose.
As a further optimization scheme of the invention, the bottom surface of the seat plate is also provided with a supporting moving block, and the supporting moving block is in sliding contact with a sliding nut on the lifting screw shaft.
Through adopting above-mentioned technical scheme, set up and support the movable block and play the supporting role to crossing lifting connecting rod and slip nut to a certain extent, reduce the radial atress of crossing lifting connecting rod to avoid the damage of bedplate adjustment mechanism.
As a further optimization scheme of the invention, one end of the backrest adjusting plate is arranged at a frame close to one end of the seat plate, which is connected with the frame in a rotating way, the angle adjusting mechanism further comprises a second worm gear arranged at the bottom of the connecting part of the backrest adjusting plate and the frame, the second worm gear is driven by a third motor arranged on the bottom surface of the backrest adjusting plate, the output end of the second worm gear is provided with a backrest screw, the backrest screw is fixedly connected with the bottom surface of the backrest adjusting plate through a connecting piece, the backrest screw is sleeved on the cross type lifting pull rod, the cross type lifting pull rod is connected with the backrest screw through two sliding nuts, the sliding nuts are connected with the backrest screw in a threaded way, one end of the seat plate, which is connected with the frame in a rotating way, is provided with a sliding shaft, and the sliding shaft is sleeved with two sliding blocks.
Through adopting above-mentioned technical scheme, cross lifting pull rod pass through the sliding block with the sliding shaft is connected, motor drive No. two worm gears, no. two worm gears make the back lead screw rotate, and then drive cross lifting pull rod concertina movement to adjust the contained angle between back regulating plate and the seat board, make the back regulating plate adjust suitable inclination.
As a further optimization scheme of the invention, the upper end of the backrest adjusting plate is provided with a backrest folding plate, and the backrest folding plate is rotatably connected with the backrest adjusting plate.
Through adopting above-mentioned technical scheme, can make back folded sheet and back regulating plate mutually support according to use needs and requirement to reach the user state that satisfies the use comfort level, improve the comfort level of taking.
As a further optimization scheme of the invention, the top end of the backrest folding plate is provided with a headrest, and the headrest is connected with the backrest folding plate through a telescopic plate; the telescopic plate department is provided with electrodeless locking mechanism, electrodeless locking mechanism including the symmetry set up in the latch segment group of telescopic plate both sides, the latch segment group include two latch segments and with the movable block of latch segment mutual block, the movable block pass through spring and cable rope with set up in the headrest switch at back folded sheet top is connected.
Through adopting above-mentioned technical scheme, start headrest switch pulling movable block, make locking piece and expansion plate between locking fixed each other, and then make the headrest on expansion plate top realize the fixed locking of optional position, just headrest accessible expansion plate shrink get into inside the back folded sheet to adjust and accomodate the headrest.
As a further optimization scheme of the invention, the overturning fixing piece comprises a fixed shaft fixedly connected with the inner walls of the two sides of the front end of the frame, a fixed plate and an overturning frame, wherein the fixed plate and the overturning frame are respectively fixed with a motor I on the two sides of the interior of the frame, one end of the overturning frame is sleeved on the fixed shaft, the other end of the overturning frame is fixedly provided with a limiting shaft, the limiting shaft penetrates through a limiting groove arranged on the surface of the fixed plate, and one end, close to the limiting shaft, of the overturning frame is fixedly connected with the overturning pedal.
Through adopting above-mentioned technical scheme, when making upset footboard overturn around the fixed axle, the radian scope of its upset is restricted in the activity space that the spacing groove is located, makes upset footboard flip angle suitable, avoids causing the interference to other positions of moving mechanism.
As a further optimization scheme of the invention, the stay wire mechanism comprises double-row T-shaped stay wire sleeves arranged at the bottom of the seat plate, the middle parts of the double-row T-shaped stay wire sleeves are fixed with the frame through connecting pieces, one ends of the stay wire sleeves are fixedly connected with the bottom surface of the seat plate through bearing seats arranged on the bottom surface of the seat plate, and the other ends of the stay wire sleeves are fixedly connected with limiting shafts on the roll-over stand through steel ropes arranged in the stay wire sleeves.
Through adopting above-mentioned technical scheme, upwards overturn seat board and drive the intraductal cable wire rope pulling of stay wire sleeve, and then drive upset footboard upwards overturns, presents the state of packing up.
As a further optimization scheme of the invention, the bottom surface of the overturning pedal is connected with the bottom of the frame through a spring, the overturning frame is also provided with a clamping rod, the upper parts of the inner walls of the two sides of the fixed plate are provided with clamping locks, and the clamping rod is mutually matched with the clamping locks.
Through adopting above-mentioned technical scheme, because the spring is to the pulling force of upset board, when the seat board rotates downwards, the upset footboard has lost cable wire to its ascending pulling force, then the upset footboard will rotate downwards under the effect of spring, presents the expansion state, in addition, when needs carry out shrinkage state to whole removal seat main part and handle, the seat board will overturn downwards to the minimum position, the upset footboard also will overturn upwards to tightening up the state, needs manual upward promotion upset footboard this moment, be the draw-in bar with buckle phase lock interconnect to realize the manual operation of tightening up to the upset footboard.
As a further optimization scheme of the invention, the bottom of the frame of the moving mechanism is also provided with a bottom cover plate, the bottom cover plate is detachably connected with the frame, and each corner of the bottom surface of the bottom cover plate is provided with a threaded connection hole.
Through adopting above-mentioned technical scheme, be convenient for install and dismantle moving mechanism and fix moving seat main part.
As a further optimization scheme of the invention, a plurality of battery packs are also arranged in the rack; the battery pack is also provided with a plurality of plugs, and the plugs are arranged at the rear end of the rack of the moving mechanism and comprise a charging plug and a data and signal exchange plug.
Through adopting above-mentioned technical scheme, charging plug is used for to charge to the group battery guarantees the continuous use of this removal seat, data and signal exchange plug are used for the control system interconnect with removal seat and outside, are convenient for carry out the exchange of information such as data between the two to realize outside to the real-time supervision of removal seat.
As a further optimization scheme of the invention, the walking track is also provided with the tensioning mechanisms which are respectively and correspondingly and fixedly arranged at the upper end of the frame and comprise the fixing grooves, tensioning wheels which are contacted with the upper end surface of the walking track are arranged in the fixing grooves, and the upper ends of the tensioning wheels are provided with adjusting screw rods in a penetrating way.
Through adopting above-mentioned technical scheme, rotatory regulation lead screw promotes the take-up pulley and moves downwards, makes the front band pulley of take-up pulley extrusion below, and then plays the purpose of adjusting walking track elasticity and adjusting walking track rotational speed. .
As a further optimization scheme of the invention, safety belts and safety belt plugs are respectively arranged at two sides of the bottom end of the backrest adjusting plate, handrails are respectively arranged at two sides of the upper end of the backrest adjusting plate, and the handrails are rotationally connected with the backrest adjusting plate.
Through adopting above-mentioned technical scheme, but manual regulation overturn handrail makes the handrail pack up under non-use state, and the lifting is convenient for accomodate and use under the user state.
As a further optimization scheme of the invention, the armrest is further provided with a stepless regulating mechanism, the stepless regulating mechanism is arranged at the position of a connecting shaft of the armrest and the backrest regulating plate and comprises two symmetrically arranged locking block groups, each locking block group comprises two locking blocks and a regulating block arranged between the locking blocks, the regulating blocks are mutually clamped with the locking blocks, and the regulating blocks are connected with an armrest switch arranged on the surface of the armrest through springs and steel ropes.
By adopting the technical scheme, the handrail switch is started to pull the adjusting block, so that the locking block and the connecting shaft are locked, the fixed locking of the handrail at different positions is realized, and the stepless adjustment of the handrail is completed.
The invention has the beneficial effects that:
1) According to the invention, the long-arm crawler full-angle large-torsion swing arm moving mechanism is arranged at the lower end of the moving seat body, so that the moving seat can run under the condition of carrying a person, the obstacle can be overturned by adjusting the angle of the swing arm in real time, the function of carrying the person to go up and down stairs of the moving seat can be realized, and the heights of the seat plate and the bottom surface are adjusted by adjusting the angle of the swing arm, so that the moving seat is more stable and safer when the person carries the person to go up and down a slope;
2) According to the invention, the seat plate, the backrest plate and the foot rest which can be adjusted are arranged on the movable seat main body, so that the overturning angles of the seat plate, the backrest plate and the foot rest can be automatically adjusted according to the riding requirements, and the riding comfort is improved;
3) The stability of the crawler swing arm mechanism of the movable seat can be enhanced by arranging the locking mechanism, so that the angle of the swing arm can be conveniently adjusted and fixed;
4) The invention has simple structure, high stability, reasonable design and convenient realization.
Drawings
FIG. 1 is a schematic view of the overall structure of a mobile seat of the present invention;
FIG. 2 is a schematic view of the internal structure of the mobile seat of the present invention;
FIG. 3 is a schematic view of the seat pan adjustment mechanism in the mobile seat of the present invention;
FIG. 4 is a schematic view of the internal structure of the seat pan adjustment mechanism in the mobile seat of the present invention;
FIG. 5 is a schematic view of a backrest adjustment mechanism in a mobile seat in accordance with the present invention;
FIG. 6 is a schematic view of a swing arm mechanism in a mobile seat of the present invention;
FIG. 7 is a schematic view of a limit locking mechanism in the mobile seat of the present invention;
FIG. 8 is a schematic diagram of a swing arm track tensioning adjustment mechanism in a mobile seat of the present invention;
FIG. 9 is an enlarged view of the portion A of FIG. 1;
FIG. 10 is an enlarged view of the portion B of FIG. 6;
FIG. 11 is a schematic view showing the overall structure of the traveling state of the mobile seat of the present invention;
FIG. 12 is a schematic view of the overall structure of the stowable state of the mobile seat of the present invention;
FIG. 13 is a schematic view of the structure of the back folding plate portion of the present invention;
FIG. 14 is a schematic view of the structure of the expansion plate portion of the present invention;
fig. 15 is a schematic cross-sectional view of the stepless adjusting mechanism of the handrail of the present invention.
In the figure: 1. a frame; 2. a backrest adjusting plate; 3. a seat plate; 11. a main belt wheel; 12. a rear belt wheel; 13. turning over the pedal; 14. fixing a transverse shaft; 15. a motor II; 16. a pushing block; 17. a main shaft of the swinging wheel; 18. a bottom cover plate; 19. a swing bracket; 21. a backrest folding plate; 22. a headrest; 23. an armrest; 24. a controller; 25. a third motor; 26. a second worm gear; 27. a back screw; 28. a sliding shaft; 211. a headrest switch; 221. a telescoping plate; 222. a locking block; 223. a moving block; 231. a handrail switch; 232. a stepless adjusting mechanism; 233. a locking block; 234. a connecting shaft; 235. an adjusting block; 281. a sliding block; 271. a cross lifting pull rod; 272. a sliding nut; 31. a fourth motor; 32. a first worm gear; 33. lifting a screw shaft; 34. supporting the moving block; 331. a cross lifting connecting rod; 333. a slide bar; 334. a slide block; 111. a walking track; 112. a motor I; 113. a fixing groove; 114. adjusting a screw rod; 115. a tensioning wheel; 121. swing arm caterpillar; 122. a swing belt wheel; 123. a rear side plate; 131. a fixing plate; 132. a limit groove; 133. a fixed shaft; 134. a clamping rod; 135. a roll-over stand; 136. a limiting shaft; 137. a stay wire sleeve; 138. a snap lock; 139. a spring; 141. an inner wheel; 142. swinging the transmission belt; 151. a worm reduction gearbox; 152. a lead screw sliding nut; 153. driving a screw rod; 154. a limit worm wheel; 161. pushing a screw rod; 162. tensioning the connecting shaft; 171. a plug; 172. a fixed chassis; 173. a first eccentric block; 174. a second eccentric block; 181. a threaded connection hole; 1421. a swinging wheel; 1531. a guide rod; 1541. a fifth motor; 1542. damping the rotating shaft; 1543. locking a worm; 1544. a coordination worm; 1545. a driving wheel; 1741. a through hole; 1742. and (5) a bolt.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings, wherein it is to be understood that the following detailed description is for the purpose of further illustrating the application only and is not to be construed as limiting the scope of the application, as various insubstantial modifications and adaptations of the application to those skilled in the art can be made in light of the foregoing disclosure.
Example 1
As shown in fig. 1-12, a vehicle-mounted multifunctional movable seat comprises a movable seat body, wherein the movable seat body comprises a movable mechanism, a seat board adjusting mechanism, a pedal adjusting mechanism and a backrest adjusting mechanism, the movable mechanism comprises a frame 1, a transmission mechanism and a swing arm mechanism, the transmission mechanism comprises walking tracks 111 respectively arranged on two sides of the frame 1, main belt wheels 11 are respectively arranged on two ends of the walking tracks 111, a first motor 112 is further arranged on two sides of the front end of the frame 1, the main belt wheels 11 at the front end of the walking tracks 111 are driven by the first motor 112, the main belt wheels 11 at the front end of the walking tracks 111 are driven to rotate by the first motor 112, and the main belt wheels 11 drive the walking tracks 111 to rotate, so that the frame 1 moves.
The walking crawler 111 is further provided with a tensioning mechanism, the tensioning mechanism is fixedly arranged at the upper end of the frame 1 respectively and comprises a fixing groove 113, a tensioning wheel 115 in contact with the upper end face of the walking crawler 111 is arranged in the fixing groove 113, an adjusting screw 114 is arranged at the upper end of the fixing groove 113 in a penetrating mode, the tensioning wheel 115 is pushed to move downwards through rotating the adjusting screw 114, the tensioning wheel 115 extrudes the walking crawler 111 below, and therefore the purpose of adjusting tightness of the walking crawler 111 and adjusting the rotating speed of the walking crawler 111 is achieved.
The swing arm mechanism comprises rear belt wheels 12 which are respectively connected with a main belt wheel 11 at the rear end of the walking track 111, the rear belt wheels 12 are connected with a swing belt wheel 122 arranged on the swing arm mechanism through a rear side plate 123 and a swing arm track 121 to form a swing arm, a swing wheel spindle 17 is movably connected to the center position of the main belt wheel 11 at the rear end of the walking track 111, and two ends of the swing wheel spindle 17 are respectively fixedly connected with the swing arm mechanisms at two ends of the frame 1; the swing belt wheel 122 is provided with a tensioning connecting shaft 162, the tensioning connecting shaft 162 is clamped on the pushing block 16, the top of the pushing block 16 is connected with a pushing screw 161, the pushing screw 161 is fixedly connected with the rear side plate 123, the tensioning connecting shaft 162 is applied with force through rotation of the pushing screw 161, the tensioning connecting shaft 162 is pushed and pulled, and then the position of the swing belt wheel 122 is changed, so that the tensioning degree of the swing arm track 121 is changed, the swing arm track 121 is enabled to rotate better, and the rotating speed is adjusted. A detachable swing bracket 19 is arranged between the swing arm tracks 121, so that the swing arms on two sides can be conveniently fixed.
One end of the swing wheel spindle 17 is respectively provided with a limit worm wheel 154 and a swing wheel 1421, the swing wheel 1421 is connected with an inner side wheel 141 arranged in the middle of the frame 1 through a swing transmission belt 142 sleeved on the surface, the inner side wheel 141 is sleeved on a fixed transverse shaft 14 transversely fixed on the inner wall of the frame 1, the swing transmission belt 142 drives the swing wheel 1421 to rotate with the inner side wheel 141, two ends of the fixed transverse shaft 14 are fixedly connected with two sides of the frame 1, the upper end of the swing transmission belt 142 is provided with a driving screw 153 in parallel, one end of the driving screw 153 is connected with a second motor 15 through a worm reduction gearbox 151, the second motor 15 drives the driving screw 153 to rotate, the driving screw 153 is sleeved with a screw sliding nut 152, the screw sliding nut 152 is in threaded connection with the driving screw 153 and is matched with the driving screw 153, guide rods 1531 are further arranged on two sides of the driving screw 153, and the guide rods 1531 penetrate through the screw sliding nut 152 to guide the screw sliding nut 152; the screw sliding nut 152 is fixedly connected with the swing transmission belt 142 through a toothed cover plate (not shown), when the second motor 15 drives the driving screw 153 to rotate, the screw sliding nut 152 on the driving screw 153 slides on the driving screw 153, and the movement of the screw sliding nut 152 drives the swing transmission belt to move due to the fixed connection of the screw sliding nut 152 and the swing transmission belt 142, so as to drive the swing wheel spindle 17 connected with the swing transmission belt to rotate, the swing wheel spindle 17 is fixedly connected with the swing arm mechanism, the rotation of the swing wheel spindle 17 can drive the swing arm mechanism to rotate up and down, the swing arm angle of the swing arm mechanism is a full angle, and is specifically 0-360 degrees; the swing wheel spindle 17 is also provided with a limit locking mechanism, the limit locking mechanism comprises a limit worm wheel 154, the limit worm wheel 154 is fixedly connected with the swing wheel spindle 17, the limit locking mechanism also comprises a locking worm 1543 connected with the limit worm wheel 154, the locking worm 1543 is connected with a motor 1541 arranged at the upper part of the limit worm wheel 154 through a damping rotating shaft 1542, the motor drives the locking worm 1543 to rotate, in addition, the bottom of the locking worm 1543 is also connected with a transmission wheel 1545 and a coordination worm 1544 connected with the transmission wheel 1545, the coordination worm 1544 and the locking worm 1543 are symmetrically arranged at two sides of the limit worm wheel 154, the coordination worm 1544 is connected with the transmission wheel 1545 through a transmission belt, the locking worm 1543 is driven to rotate through the fifth motor 1541, and the coordination worm 1544 at the opposite side of the limit worm wheel 154 is driven to rotate through the transmission wheel 1545 at the bottom, so that the limit worm wheel 154, the locking worm 1543 and the coordination worm 1544 are mutually matched to rotate, when the swing wheel spindle 17 is required to be locked and limited, the movement of the locking worm 1543 and the coordination worm 1544 is stopped, the limit worm wheel 154 is clamped between the locking worm wheel 1543 and the coordination worm 1544, the 360-degree locking fixation of the swing wheel spindle 17 and the swing arm mechanism is realized, the locking worm 1543, the coordination worm 1544, and the limit worm wheel 154 are engaged with each other.
The limiting locking mechanism further comprises a locking block arranged at the other end of the swing wheel spindle 17, the locking block comprises a fixed chassis 172 sleeved on the swing wheel spindle 17, a plurality of eccentric block groups are symmetrically arranged on the surface of the fixed chassis 172, each eccentric block group comprises a first eccentric block 173 and a second eccentric block 174, the first eccentric block 173 and the second eccentric block 174 are fixed on the fixed chassis 172 through bolts 1742, the first eccentric block 173 and the second eccentric block 174 can rotate around the bolts 1742, two through holes 1741 are formed in the surfaces of the first eccentric block 173 and the second eccentric block 174, springs 139 are arranged in the through holes 1741 close to the first eccentric block 173 and the second eccentric block 174, the two eccentric blocks are connected through the springs 139, the two eccentric blocks are inwards pulled under the action of the springs 139, the first eccentric block 173 and the second eccentric block 174 are in contact with the swing wheel spindle 17, the first eccentric block 173 and the second eccentric block 174 are arranged outside the locking rope 174, and the second eccentric block 174 are driven by the locking rope 174 to move, and the locking rope 17 is further contracted.
The seat board adjusting mechanism comprises a seat board 3 arranged at the upper end of the frame 1, one end of the seat board 3 is rotationally connected with two sides of the frame 1, a first worm gear 32 is arranged at the bottom of the other end of the seat board 3, the first worm gear 32 is driven by a fourth motor 31 arranged at the bottom of the seat board 3, the output end of the first worm gear 32 is connected with a lifting screw shaft 33, one end of a cross lifting connecting rod 331 is sleeved on the lifting screw shaft 33 through two sliding nuts 272, the sliding nuts 272 are in threaded connection with the lifting screw shaft 33, and the two sliding nuts 272 move reversely; the upper end of the frame 1 is also provided with a sliding rod 333, the other end of the cross type lifting connecting rod 331 is connected with the sliding rod 333 through a sliding block 334 sleeved on the sliding rod 333, a motor 31 is used for driving a worm gear 32, the worm gear 32 enables a lifting screw shaft 33 to rotate, under the action of a reverse sliding nut 272 and the sliding block 334, the cross type lifting connecting rod 331 can stretch out and draw back up and down, so that a seat plate 3 connected with the cross type lifting connecting rod 331 is driven to overturn up and down around a rotating connection part with the frame 1, and the purposes of adjusting the height and the overturning angle of the seat plate 3 are achieved; in addition, the bottom surface of the seat plate 3 is further provided with a supporting and moving block 34, the supporting and moving block 34 is in sliding contact with the sliding nut 272 on the lifting screw shaft 33, and the supporting and moving block 34 is arranged to support the crossed lifting connecting rod 331 and the sliding nut 272 to a certain extent, so that the radial stress of the crossed lifting connecting rod 331 is reduced, and the damage of the seat plate adjusting mechanism is avoided.
The backrest adjusting mechanism comprises a backrest adjusting plate 2 and a backrest folding plate 21, one end of the backrest adjusting plate 2 is arranged at a frame 1 close to one end of the seat plate 3, which is connected with the seat plate 3 in a rotating way, the backrest adjusting plate 2 is connected with the frame 1 in a rotating way, a second worm gear 26 is arranged at the bottom of the connection part of the backrest adjusting plate 2 and the frame 1, the second worm gear 26 is driven by a third motor 25 arranged on the bottom surface of the backrest adjusting plate 2, the output end of the second worm gear 26 is provided with a backrest screw 27, the backrest screw 27 is fixedly connected with the bottom surface of the backrest adjusting plate 2 through a connecting piece, a cross lifting pull rod 271 is sleeved on the backrest screw 27, the cross lifting pull rod 271 is connected with the backrest screw 27 through two sliding nuts 272, and the sliding nuts 272 are connected with the backrest screw 27 in a threaded way; the seat plate 3 is provided with the sliding shaft 28 with the one end that frame 1 rotated and is connected, the cover is equipped with two sliding blocks 281 on the sliding shaft 28, the cross lifting pull rod 271 pass through sliding block 281 with the sliding shaft 28 is connected, no. three motor 25 drive No. two worm gears 26, no. two worm gears 26 make back lead screw 27 rotate, and then drive the concertina movement of cross lifting pull rod 271 to adjust the contained angle between back regulating plate 2 and the seat plate 3, make back regulating plate 2 adjust suitable inclination.
Safety belts and safety belt plugs are respectively arranged on two sides of the bottom end of the backrest adjusting plate 2, and the safety belts can be worn when the movable seat is used so as to ensure personal safety; the two sides of the upper end of the backrest adjusting plate 2 are respectively provided with a handrail 23, the handrail 23 is rotationally connected with the backrest adjusting plate 2, and the handrail 23 is folded in a non-use state by manually adjusting the turnover handrail 23, and is lifted in a use state, so that the backrest adjusting plate is convenient to store and use; the armrest 23 is further provided with a stepless adjusting mechanism 232, the stepless adjusting mechanism 232 is arranged at the position of a connecting shaft 234 of the armrest 23 and the backrest adjusting plate 2, the stepless adjusting mechanism comprises two groups of locking block groups which are symmetrically arranged, each locking block group comprises two locking blocks 233 and an adjusting block 235 which is arranged between the locking blocks 233, the adjusting blocks 235 are mutually clamped with the locking blocks 233, the adjusting blocks 235 are connected with an armrest switch 231 which is arranged on the surface of the armrest 23 through springs 139 and steel ropes, the adjusting blocks 235 are pulled by starting the armrest switch 231, and then the locking blocks 233 and the connecting shaft 234 are locked, so that the armrest 23 is fixedly locked at different positions, and stepless adjustment of the armrest 23 is completed; in addition, a controller 24 is further provided at the end of the armrest 23 on the side of the backrest adjusting plate 2.
The backrest folding plate 21 is arranged at the upper end of the backrest adjusting plate 2, and the backrest folding plate 21 is rotationally connected with the backrest adjusting plate 2, so that the backrest folding plate 21 and the backrest adjusting plate 2 can be mutually matched according to use needs and requirements to achieve a use state meeting use comfort; the top of back folded plate 21 is provided with headrest 22, headrest 22 with connect through expansion plate 221 between the back folded plate 21, expansion plate 221 department is provided with electrodeless locking mechanism, electrodeless locking mechanism including the symmetry set up in the latch segment group of expansion plate 221 both sides, the latch segment group include two latch segments 222 and with the movable block 223 of latch segment 222 block each other, movable block 223 pass through spring 139 and steel rope with set up in the headrest switch 211 at back folded plate 21 top is connected, through start headrest switch 211 pulling movable block 223, makes mutual locking between latch segment 222 and the expansion plate 221 fixed, and then makes the fixed locking of optional position of headrest 22 on expansion plate 221 top, just headrest 22 accessible expansion plate 221 shrink get into inside the back folded plate 21 to adjust and accomodate headrest 22.
The pedal adjusting mechanism comprises a turnover pedal 13, a turnover fixing piece and a wire pulling mechanism, wherein the turnover pedal 13 is connected with the middle part of the front end of the frame 1 through a turnover connecting piece, the turnover fixing piece comprises a fixed shaft 133 fixedly connected with the inner walls of two sides of the front end of the frame 1, a fixed plate 131 and a turnover frame 135 respectively fixed with a motor 112 on two sides of the interior of the frame 1, one end of the turnover frame 135 is sleeved on the fixed shaft 133, the other end of the turnover frame 135 is fixedly provided with a limiting shaft 136, the limiting shaft 136 is arranged in a limiting groove 132 arranged on the surface of the fixed plate 131 in a penetrating manner, one end of the turnover frame 135 close to the limiting shaft 136 is fixedly connected with the turnover pedal 13, and the turnover pedal 13 is enabled to be limited in a movable space where the limiting groove 132 is located when being turned around the fixed shaft 133, so that the turnover angle of the turnover pedal 13 is proper, and the other parts of the moving mechanism are prevented from being interfered; the wire pulling mechanism comprises a double-row T-shaped wire pulling sleeve 137 arranged at the bottom of the seat plate 3, the middle part of the double-row T-shaped wire pulling sleeve 137 is fixed with the frame 1 through a connecting piece, one end of the wire pulling sleeve 137 is fixedly connected with the bottom surface of the seat plate 3 through a bearing seat arranged on the bottom surface of the seat plate 3, the other end of the wire pulling sleeve 137 is fixedly connected with a limiting shaft 136 on the roll-over stand 135 through a steel rope arranged in the wire pulling sleeve 137, and the wire pulling rope in the wire pulling sleeve 137 is driven by turning over the seat plate 3 upwards, so that the turning pedal 13 is driven to turn over upwards to present a stowage state; the bottom surface of the turnover pedal 13 is connected with the frame 1 through a spring 139, and because the spring 139 pulls the turnover pedal 13, when the seat plate 3 rotates downwards, the turnover pedal 13 loses the upward pulling force of the steel rope on the turnover pedal 13, and the turnover pedal 13 rotates downwards under the action of the spring 139 to be in a unfolding state; in addition, the roll-over stand 135 is further provided with a clamping rod 134, the upper parts of the inner walls of the two sides of the fixing plate 131 are provided with a clamping lock 138, the clamping rod 134 and the clamping lock 138 are mutually matched, when the whole movable seat body needs to be processed in a contracted state, the seat plate 3 is turned downwards to the lowest position, the turning pedal 13 is also turned upwards to a tightened state, and at the moment, the turning pedal 13 needs to be manually pushed upwards, so that the clamping rod 134 and the clamping lock 138 are mutually connected, and the manual tightening operation of the turning pedal 13 is realized.
It should be noted that, the bottom of the frame 1 of the moving mechanism is further provided with a bottom cover plate 18, and the bottom cover plate 18 is detachably connected with the frame 1, so as to facilitate the installation and the detachment of the moving mechanism; the bottom cover 18 is provided with screw holes 181 at corners of the bottom surface, so as to fix the movable seat body.
A plurality of battery packs are further arranged in the frame 1, and the battery packs are used for supplying power to all motors and other driving mechanisms in the movable seat main body; the battery pack is further provided with a plurality of plugs 171, the plugs 171 are arranged at the rear end of the frame 1 of the moving mechanism and comprise a charging plug and a data and signal exchange plug, the charging plug is used for charging the battery pack, continuous use of the moving seat is guaranteed, the data and signal exchange plug is used for connecting the moving seat with an external control system, information exchange such as data and the like is carried out between the moving seat and the external control system conveniently, and real-time monitoring of the moving seat is achieved.
The signal output end of the controller 24 is electrically connected with the control end of each motor, and the motion of each motor and each mechanism is controlled by the controller 24, so that the operation is convenient and the automatic control is realized.
Adjustment of the moving seat body: the controller 24 drives the swing wheel spindle 17 to rotate and drives the swing arm mechanism to rotate, so that the swing arm mechanism forms a certain angle with the walking crawler 111, and the backrest adjusting plate 2 is convenient to adjust; the motor drives the second worm gear 26 to rotate, drives the sliding nuts 272 to be close to or far away from each other, stretches or contracts the crossed lifting pull rods 271, further enables the back adjusting plate 2 to turn backwards or turn forwards, increases or reduces the angle between the back adjusting plate 2 and the seat plate 3, meets different use requirements, and can be located at different turning angles by manually adjusting the back folding plate 21, and is convenient for leaning of the head by manually stretching the headrest 22; under the drive of a motor, the first worm gear 32 rotates to drive the sliding nuts 272 to move mutually or oppositely, so that the crossed lifting connecting rods 331 stretch or shrink to move, and further the seat plate 3 is lifted or lowered to meet different use requirements; the seat plate 3 can be adjusted and the angle of the turnover pedal 13 can be adjusted through the stay wire mechanism.
The moving seat main body travels: the swing arm mechanisms are adjusted to form a certain angle with the walking tracks 111, the swing arm tracks 121 and the two walking tracks 111 on the two swing arm mechanisms drive the whole movable seat body to move at the same time, and when the movable seat encounters an obstacle, the angle between the swing arm mechanisms and the walking tracks 111 can be adjusted in real time through the controller 24, so that the movable seat body can be overturned over the obstacle.
Moving the seat body to carry people up and down stairs: when the movable seat body goes up and down stairs, the seat is placed in the opposite direction, namely the front face of a user sitting on the movable seat body faces to the lower side of the stairs, so that the safety of the user is ensured, the included angle between the swing arm mechanism and the walking crawler 111 is adjusted in real time through the controller 24, and the large friction resistance between the crawler and the surface of the stairs is utilized to gradually drive the movable seat carrying people to go up or down stairs.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention.

Claims (13)

1. The utility model provides a on-vehicle multi-functional removal seat which characterized in that: the movable seat comprises a movable seat body, wherein the movable seat body comprises a movable mechanism, a seat board adjusting mechanism, a pedal adjusting mechanism and a backrest adjusting mechanism, the movable mechanism comprises a frame (1), a transmission mechanism and a swing arm mechanism, the transmission mechanism is fixedly arranged on the frame (1), and the transmission mechanism is rotationally connected with the swing arm mechanism;
the seat board adjusting mechanism comprises a seat board (3) arranged at the upper end of the frame (1) and a lifting adjusting mechanism of the seat board (3), the seat board (3) is arranged at the upper end of the transmission mechanism and is rotationally connected with the frame (1), the lifting adjusting mechanism comprises a motor and a cross lifting connecting rod (331) arranged at the bottom of the seat board (3), and the cross lifting connecting rod (331) is driven by the motor;
the pedal adjusting mechanism comprises a turnover pedal (13), a turnover fixing piece and a wire pulling mechanism, wherein the turnover pedal (13) is rotationally connected to the front end of the frame (1), the turnover fixing piece is fixedly arranged in the frame (1), and the turnover pedal (13) is driven by the wire pulling mechanism in a winding way;
The backrest adjusting mechanism comprises a backrest adjusting plate (2) and an angle adjusting mechanism, the backrest adjusting plate (2) is rotationally connected with two ends of the frame (1), the angle adjusting mechanism comprises a cross lifting pull rod (271) arranged on the back of the backrest adjusting plate (2) and a motor connected with the cross lifting pull rod, and the cross lifting pull rod (271) is driven by the motor;
A controller (24) is arranged on one side of the backrest adjusting plate (2), and the signal output end of the controller (24) is connected with the control end of each motor arranged on the movable seat main body; the lower end of the movable seat main body is provided with the long-arm crawler belt full-angle large-torsion swing arm moving mechanism, so that the movable seat can run under the condition of carrying people, and the obstacle can be crossed by adjusting the angle of the swing arm in real time, so that the function of carrying people to go up and down stairs of the movable seat can be realized; in addition, the seat plate, the backrest plate and the foot rest which can be adjusted are arranged on the movable seat main body, the overturning angles of the seat plate, the backrest plate and the foot rest can be automatically adjusted according to riding requirements, riding comfort is improved, the movable seat main body can be integrally contracted, occupied space is reduced, and transportation is facilitated;
the transmission mechanism comprises walking tracks (111) which are respectively arranged at two sides of the frame (1), main belt wheels (11) are respectively arranged at two ends of the walking tracks (111), a first motor (112) is also arranged at two sides of the front end of the frame (1), and the main belt wheels (11) at the front end of the walking tracks (111) are driven by the first motor (112);
The swing arm mechanism comprises rear belt wheels (12) which are respectively connected with a main belt wheel (11) at the rear end of the walking track (111), the rear belt wheels (12) are connected with swing belt wheels (122) arranged on the swing arm mechanism through rear side plates (123) and swing arm tracks (121), a swing wheel main shaft (17) is movably connected to the center position of the main belt wheel (11) at the rear end of the walking track (111), and two ends of the swing wheel main shaft (17) are respectively fixedly connected with the swing arm mechanisms at two ends of the support; the swinging wheel main shaft is rotated to control the swinging arm mechanism to rotate around the swinging wheel main shaft, and the overturning angle is full, so that the device is not limited by other conditions;
The tensioning and adjusting mechanism is arranged on the rear belt wheel (12) and comprises a tensioning and connecting shaft (162) arranged on the swing belt wheel (122), the tensioning and connecting shaft (162) is clamped on a pushing block (16), a pushing screw rod (161) is connected to the top of the pushing block (16), and the pushing screw rod (161) is fixedly connected to a rear side plate (123); the screw rod is pushed in a rotating mode, force is applied to the tensioning connecting shaft, the tensioning connecting shaft is pushed and pulled, and then the position of the swing belt wheel is changed, so that the tensioning degree of the swing arm crawler belt is changed, the swing arm crawler belt can rotate better, and the rotating speed is adjusted;
One end of the swing wheel spindle (17) is respectively provided with a limit worm wheel (154) and a swing wheel (1421), the swing wheel (1421) is connected with an inner side wheel (141) arranged in the middle of the frame (1) through a swing transmission belt (142) sleeved on the surface, the inner side wheel (141) is sleeved on a fixed transverse shaft (14) transversely fixed on the inner wall of the frame (1), two ends of the fixed transverse shaft (14) are fixedly connected to two sides of the frame (1), the upper end of the swing transmission belt (142) is provided with a driving screw (153) in parallel, one end of the driving screw (153) is connected with a motor No. two (15) through a worm reduction box (151), a screw sliding nut (152) is sleeved on the driving screw (153), the screw sliding nut (152) is in threaded connection with the driving screw (153) and is mutually matched, and the screw sliding nut (152) is fixedly connected with the swing transmission belt (142) through a toothed cover plate;
Guide rods (1531) are further arranged on two sides of the driving screw rod (153), and the guide rods (1531) penetrate through the screw rod sliding nuts (152); when the motor drives the driving screw rod to rotate, the screw rod sliding nut on the driving screw rod slides on the driving screw rod, and the movement of the screw rod sliding nut is fixedly connected with the swing transmission belt, so that the movement of the screw rod sliding nut drives the swing transmission belt to move, further drives the swing wheel spindle connected with the screw rod sliding nut to rotate, the swing wheel spindle is fixedly connected with the swing arm mechanism, and the rotation of the swing wheel spindle can drive the swing arm mechanism to rotate up and down by 360 degrees;
The swing wheel spindle (17) is further provided with a limit locking mechanism, the limit locking mechanism comprises a limit worm wheel (154), the limit worm wheel (154) is fixedly connected with the swing wheel spindle (17), the limit locking mechanism further comprises a locking worm (1543) connected with the limit worm wheel (154), the locking worm (1543) is connected with a fifth motor (1541) arranged on the upper portion of the locking worm (1542) through a damping rotating shaft, the bottom of the locking worm (1543) is further connected with a transmission wheel (1545) and a coordination worm (1544) connected with the transmission wheel (1545), the coordination worm (1544) and the locking worm (1543) are symmetrically arranged on two sides of the limit worm wheel (154), and the coordination worm (1544) is connected with the transmission wheel (1545) through a transmission belt;
the locking worm (1543), the coordination worm (1544) and the limit worm wheel (154) are meshed with each other; the motor drives the locking worm to rotate, and the driving wheel at the bottom drives the coordination worm at the opposite side of the limit worm wheel to rotate, so that the limit worm wheel, the locking worm and the coordination worm are mutually matched to rotate, when the main shaft of the swinging wheel is required to be locked and limited, the movement of the locking worm and the coordination worm is stopped, and the limit worm wheel is clamped between the locking worm wheel and the coordination worm, so that the main shaft of the swinging wheel and a swinging arm mechanism connected with the main shaft of the swinging wheel are fixed and locked at any position;
The limiting locking mechanism further comprises a locking block arranged at the other end of the swing wheel spindle (17), the locking block comprises a fixed chassis (172) sleeved on the swing wheel spindle (17), a plurality of eccentric block groups are symmetrically arranged on the surface of the fixed chassis (172), each eccentric block group comprises a first eccentric block (173) and a second eccentric block (174), the first eccentric block (173) and the second eccentric block (174) are fixed on the fixed chassis (172) through bolts (1742), the first eccentric block (173) and the second eccentric block (174) can rotate around the bolts (1742), two through holes (1741) are formed in the surfaces of the first eccentric block (173) and the second eccentric block (174), springs (139) are arranged in the through holes (1741) at the positions, close to the first eccentric block (173) and the second eccentric block (174), and the second eccentric block (174) are connected with the outside through a steel rope through the through holes (1741) to the locking rope; the locking handle stretches or contracts the steel rope, so that the first eccentric block and the second eccentric block are driven to move relatively and deviate from the main shaft of the swinging wheel, and the locking of the main shaft of the swinging wheel is released;
The lifting adjusting mechanism of the seat plate (3) further comprises a first worm gear (32) arranged at the other end of the seat plate (3), the first worm gear (32) is driven by a fourth motor (31) arranged at the bottom of the seat plate (3), the output end of the first worm gear (32) is connected with a lifting screw shaft (33), the lifting screw shaft (33) is sleeved at one end of the crossed lifting connecting rod (331) through two sliding nuts (272), the sliding nuts (272) are in threaded connection with the lifting screw shaft (33), the two sliding nuts (272) move reversely, a sliding rod (333) is further arranged at the upper end of the frame (1), and the other end of the crossed lifting connecting rod (331) is connected with the sliding rod (333) through a sliding block (334) sleeved on the sliding rod (333); the motor drives the worm gear and the worm gear, the worm gear and the worm gear enable the lifting screw shaft to rotate, and under the action of the reverse sliding screw cap and the sliding block, the cross lifting connecting rod can stretch up and down, so that the seat plate connected with the cross lifting connecting rod is driven to vertically overturn around the rotating connection part with the frame, and the purposes of adjusting the height and the overturning angle of the seat plate are achieved.
2. The vehicle-mounted multifunctional mobile seat according to claim 1, wherein: the bottom surface of the seat plate (3) is also provided with a supporting and moving block (34), and the supporting and moving block (34) is in sliding contact with a sliding nut (272) on the lifting screw shaft (33).
3. The vehicle-mounted multifunctional mobile seat according to claim 1, wherein: the one end of back regulating plate (2) set up in frame (1) department that is close to seat board (3) rotation connection one end, just rotate between back regulating plate (2) and frame (1) and be connected, angle adjustment mechanism still including set up in back regulating plate (2) with No. two worm wheel and worm (26) of frame (1) junction bottom, no. two worm wheel and worm (26) by set up in No. three motor (25) drive of back regulating plate (2) bottom surface, no. two worm wheel and worm (26) output is provided with back lead screw (27), back lead screw (27) are through connecting piece and back regulating plate (2) bottom surface fixed connection, back lead screw (27) cover is located cross lifting pull rod (271), cross lifting pull rod (271) pass through two slip nuts (272) with back lead screw (27) are connected, just slip nut (272) with back lead screw (27) threaded connection, seat board (3) are provided with two sliding shaft (28) on rotating frame (1) are provided with sliding shaft (281).
4. The vehicle-mounted multifunctional mobile seat according to claim 1, wherein: the upper end of the backrest adjusting plate (2) is provided with a backrest folding plate (21), and the backrest folding plate (21) is rotatably connected with the backrest adjusting plate (2).
5. The vehicle-mounted multifunctional mobile seat according to claim 4, wherein: the top of back folded plate (21) is provided with headrest (22), headrest (22) with be connected through expansion plate (221) between back folded plate (21), expansion plate (221) department is provided with electrodeless locking mechanism, electrodeless locking mechanism including the symmetry set up in latch segment group of expansion plate (221) both sides, latch segment group include two latch segment (222) and with latch segment (222) each other block's movable block (224), movable block (224) through spring (139) and cable rope with set up in headrest switch (211) at back folded plate (21) top are connected.
6. The vehicle-mounted multifunctional mobile seat according to claim 1, wherein: the turnover fixing piece comprises a fixing shaft (133) fixedly connected with the inner walls of two sides of the front end of the frame (1), a fixing plate (131) and a turnover frame (135) respectively fixed with a motor (112) on two sides of the interior of the frame (1), one end of the turnover frame (135) is sleeved on the fixing shaft (133), a limiting shaft (136) is fixedly arranged at the other end of the turnover frame, the limiting shaft (136) is arranged in a limiting groove (132) formed in the surface of the fixing plate (131) in a penetrating mode, and one end of the turnover frame (135) close to the limiting shaft (136) is fixedly connected with the turnover pedal (13).
7. The vehicle-mounted multifunctional mobile seat according to claim 6, wherein: the wire pulling mechanism comprises a double-row T-shaped wire pulling sleeve (137) arranged at the bottom of the seat plate (3), the middle part of the double-row T-shaped wire pulling sleeve (137) is fixed with the frame (1) through a connecting piece, one end of the wire pulling sleeve (137) is fixedly connected with the bottom surface of the seat plate (3) through a bearing seat arranged on the bottom surface of the seat plate (3), and the other end of the wire pulling sleeve is fixedly connected with a limiting shaft (136) on the turnover frame (135) through a steel rope arranged in the wire pulling sleeve (137).
8. The vehicle-mounted multifunctional mobile seat according to claim 6, wherein: the bottom surface of upset footboard (13) pass through spring (139) with frame (1) bottom is connected, still be provided with clamping rod (134) on roll-over stand (135), both sides inner wall upper portion of fixed plate (131) is provided with buckle lock (138), clamping rod (134) with buckle lock (138) mutually matches.
9. The vehicle-mounted multifunctional mobile seat according to claim 1, wherein: the bottom of a frame (1) of the moving mechanism is also provided with a bottom cover plate (18), the bottom cover plate (18) is detachably connected with the frame (1), and each corner of the bottom surface of the bottom cover plate (18) is provided with a threaded connection hole (181).
10. The vehicle-mounted multifunctional mobile seat according to claim 1, wherein: a plurality of battery packs are also arranged in the rack (1); the battery pack is also provided with a plurality of plugs (171), and the plugs (171) are arranged at the rear end of the frame (1) of the moving mechanism and comprise a charging plug and a data and signal exchange plug.
11. The vehicle-mounted multifunctional mobile seat according to claim 1, wherein: the novel walking crawler belt is characterized in that a tensioning mechanism is further arranged on the walking crawler belt (111), the tensioning mechanism is fixedly arranged at the upper end of the frame (1) in a corresponding mode and comprises a fixing groove (113), a tensioning wheel (115) in contact with the upper end face of the walking crawler belt (111) is arranged in the fixing groove (113), and an adjusting screw (114) is arranged at the upper end of the tensioning wheel (115) in a penetrating mode.
12. The vehicle-mounted multifunctional mobile seat according to claim 1, wherein: safety belts and safety belt plugs are further arranged on two sides of the bottom end of the backrest adjusting plate (2) respectively, armrests (23) are arranged on two sides of the upper end of the backrest adjusting plate (2) respectively, and the armrests (23) are connected with the backrest adjusting plate (2) in a rotating mode.
13. The vehicle-mounted multifunctional mobile seat according to claim 12, wherein: the handrail (23) is further provided with a stepless adjusting mechanism (232), the stepless adjusting mechanism (232) is arranged at the position of a connecting shaft (234) of the handrail (23) and a backrest adjusting plate (2), the handrail comprises two groups of locking block groups which are symmetrically arranged, each locking block group comprises two locking blocks (233) and an adjusting block (235) which is arranged between the locking blocks (233), the adjusting blocks (235) are mutually clamped with the locking blocks (233), and the adjusting blocks (235) are connected with a handrail switch (231) which is arranged on the surface of the handrail (23) through springs (139) and steel ropes.
CN201910644750.5A 2019-07-17 2019-07-17 Vehicle-mounted multifunctional movable seat Active CN110326921B (en)

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