CN112603022B - Lifting device capable of being used in various occasions - Google Patents
Lifting device capable of being used in various occasions Download PDFInfo
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- CN112603022B CN112603022B CN202110077465.7A CN202110077465A CN112603022B CN 112603022 B CN112603022 B CN 112603022B CN 202110077465 A CN202110077465 A CN 202110077465A CN 112603022 B CN112603022 B CN 112603022B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 129
- 230000001788 irregular Effects 0.000 claims abstract description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
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- 230000000630 rising effect Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B9/00—Tables with tops of variable height
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B9/00—Tables with tops of variable height
- A47B9/10—Tables with tops of variable height with vertically-acting fluid cylinder
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/20—Chairs or stools with vertically-adjustable seats
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/20—Chairs or stools with vertically-adjustable seats
- A47C3/30—Chairs or stools with vertically-adjustable seats with vertically-acting fluid cylinder
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- Handcart (AREA)
Abstract
The invention discloses a lifting device capable of being used in various occasions, which comprises a device main body, wherein a support column is fixedly arranged on the upper end surface of the device main body, a transmission through hole is fixedly arranged in the support column, a fixed shaft is arranged above the transmission through hole, a rotating pedal is rotatably connected on the fixed shaft, an irregular gear is fixedly arranged at the right end of the rotating pedal, and an arc-shaped rod is fixedly connected on the lower end surface of the rotating pedal. The electric bicycle can also be used by people, the using mode of the electric bicycle can be determined according to personal preferences, the electric power is saved, and the electric bicycle has multiple functions.
Description
Technical Field
The invention relates to a lifting device capable of being used in various occasions, and mainly relates to the technical field of office supplies.
Background
The lifting device has a plurality of lifting devices, is applied to the industrial field and the household field, has a wide range of relation, is driven by electric power to lift, cannot be used under the condition of no electricity, has fixed height for most of the existing chairs, tables and object placing tables, cannot be adjusted due to different lifting differences, use habits and conditions of people, and is improved aiming at the defects.
Disclosure of Invention
The invention aims to provide a lifting device which can be used in various occasions, and the lifting device overcomes the problems.
The invention is realized by the following technical scheme.
The invention relates to a lifting device capable of being used in various occasions, which comprises a device main body, wherein a support column is fixedly arranged on the upper end surface of the device main body, a transmission through hole is fixedly arranged in the support column, a fixed shaft is arranged above the transmission through hole, a rotating pedal is rotatably connected on the fixed shaft, an irregular gear is fixedly arranged at the right end of the rotating pedal, an arc-shaped rod is fixedly connected on the lower end surface of the rotating pedal, an arc-shaped gear capable of penetrating through the transmission through hole is fixedly arranged on the arc-shaped rod, a gear rod arranged at the left side of the support column and a convex block supporting block arranged at the left side of the gear rod are fixedly arranged on the upper end surface of the device main body, a rotating shaft is rotatably connected at the upper end of the gear rod, a transmission gear meshed with the arc-shaped gear and a clockwork roll arranged at the front side of the transmission gear are fixedly arranged on the rotating shaft, a guide rod and a spring support rod arranged below the guide rod are fixedly connected to the right end face of the lug supporting block, a spring box is fixedly arranged on the spring support rod, a spring shaft is fixedly arranged between the front wall and the rear wall of the spring box, a spring fixedly arranged on a spring winding wheel is wound and connected on the spring shaft, the spring penetrates through the guide rod, and the guide rod plays a role in guiding;
the upper end surface of the device main body is fixedly provided with an air storage cavity and symmetrical fixed supporting rods arranged at the left side and the right side of the air storage cavity, an air inlet cavity is fixedly arranged at the upper end of the air storage cavity, a fixing plate is fixedly arranged above the air inlet cavity, a roller groove is fixedly arranged in the fixing plate, a roller shaft in vertical array is fixedly arranged in the roller groove, a roller is rotatably arranged on the roller shaft, a fixed connecting plate is fixedly connected on the left wall of the air inlet cavity, a transmission air rod penetrating through the top wall of the air inlet cavity is movably arranged above the fixed connecting plate up and down, the transmission air rod is engaged with the irregular gear and rolls on the left side of the roller, a fixed spring shaft is fixedly arranged between the front wall and the rear wall of the air inlet cavity, a rotary transmitting barrel is rotatably arranged on the fixed spring shaft, and a reset pull rope fixedly connected with the lower end of the transmission air rod is wound and connected on the rotary spring barrel;
a movable sleeve is movably arranged on the fixed supporting rod up and down, a lifting table plate arranged above the fixed plate is fixedly connected to the movable sleeve, two pneumatic ejector rods which are bilaterally symmetrical are fixedly connected to the lower end of the lifting table plate, transmission air cavities arranged on the left side and the right side of the fixed plate are fixedly arranged on the device main body, the pneumatic ejector rods are arranged in the transmission air cavities in a vertically moving mode, pneumatic sliding plates which are slidably arranged on the inner walls of the transmission air cavities are fixedly connected to the lower ends of the pneumatic ejector rods, an air cavity arranged below the air storage cavity is fixedly arranged in the device main body, two air pipes communicated with the air storage cavity and the transmission air cavities are fixedly arranged in the air cavity, and an air conveying valve is fixedly arranged between each air pipe and the transmission air cavity;
the inner wall of the movable sleeve is fixedly provided with clamping convex blocks of an upper array and a lower array, the fixed support rod is fixedly provided with a movable rod groove and a transmission belt cavity arranged on the left side of the movable rod groove, a transmission working cavity is communicated with the lower part of the movable rod groove, a movable through hole is arranged between the transmission working cavity and the movable rod groove, the left wall of the transmission working cavity is fixedly provided with a transmission motor, the right end of the transmission motor is connected with a transmission thread cylinder in a power mode, a transmission threaded rod is arranged in the transmission thread cylinder in a spiral mode, the right end of the transmission threaded rod is fixedly connected with a transmission slide block, a transmission belt gear is fixedly arranged on the transmission thread cylinder, the fixed support rod is fixedly provided with a transmission working cavity arranged above the movable rod groove, a rotary thread cylinder is arranged on the left wall of the transmission working cavity in the upper part in a rotary mode, and the transmission belt gear is fixedly arranged on the rotary thread cylinder, the utility model discloses a rotatory screw thread section of thick bamboo, including rotatory screw thread section of thick bamboo, transmission screw thread section of thick bamboo right-hand member fixed connection is equipped with the transmission slider, fixed connection between the transmission slider be equipped with about remove in the carriage release lever groove, transmission connection is equipped with on the drive belt gear locates the drive belt in the drive belt chamber, the fixed screens spring arbor that is equipped with the array on the carriage release lever, the epaxial rotation of screens spring is equipped with the spring circle, the spring circle with fixed connection is equipped with the clockwork spring that resets between screens spring arbor, fixed connection is equipped with the clockwork spring lug on the clockwork spring.
Furthermore, a motor frame arranged on the right side of the support is fixedly arranged on the device main body, an exhaust block arranged on the upper end surface of the device main body is fixedly arranged in the motor frame, an exhaust pipeline is arranged in the exhaust block, a driven shaft arranged on the right side of the exhaust block is rotatably connected between the device main body and the top wall of the motor frame, a valve plate arranged above the exhaust block is arranged at the upper height of the driven shaft, a movable spring sliding block is arranged on the top wall of the motor frame in a sliding connection manner, a movable spring is fixedly connected between the movable spring sliding block and the valve plate, a linkage gear arranged above the valve plate is fixedly arranged on the driven shaft, the exhaust motor is fixedly arranged on the top wall of the motor frame and is arranged on the right side of the driven shaft, the lower end of the exhaust motor is in power connection with a motor shaft, and a motor gear meshed with the linkage gear is fixedly arranged on the motor shaft.
Furthermore, two symmetrical roller transmission grooves are fixedly arranged in the upper wall and the lower wall of the transmission through hole, a fixed roller shaft is fixedly connected between the front wall and the rear wall of each roller transmission groove, an auxiliary roller is rotatably connected to the fixed roller shaft, and the auxiliary roller assists the arc-shaped rod to rotate when the arc-shaped rod rotates.
Furthermore, two support rods are fixedly connected to the lower end face of the pneumatic sliding plate, a first exhaust pipe and a second exhaust pipe which are communicated with the exhaust pipeline are fixedly connected to the lower end of the transmission air cavity, and the first exhaust pipe and the second exhaust pipe are connected with exhaust valves.
Further, the fixed footboard groove that is equipped with on the upper left end face of rotatory footboard, the fixed first lug of locating on the terminal surface under the rotatory footboard the left side of fixed axle, the fixed second lug that is equipped with in lug supporting block upper end left side, the second lug can control the position of first lug.
The invention has the beneficial effects that: the invention is a lifting device which can be used in various occasions, the lifting device is not required to be driven by a motor to realize lifting, only a foot is required to repeatedly step on a pedal plate, the linkage of a rotating plate drives an air rod to move up and down, so that air enters a cavity, more and more air jacks up a supporting rod to drive a lifting platform to move up, the lifting platform moving up cannot reset down due to the obstruction of a clamping block, the platform surface of the lifting device can be used for placing objects and sitting people, the use mode can be determined according to personal preference, and the lifting device not only saves electric power, but also has multiple functions.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged schematic view of a in fig. 1.
Fig. 3 is an enlarged schematic view of B in fig. 1.
Fig. 4 is an enlarged schematic view of C in fig. 1.
Fig. 5 is an enlarged schematic view of D in fig. 1.
Fig. 6 is an enlarged schematic view of E in fig. 3.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Combine 1-6 a elevating gear that can use under multiple occasion, including device main part 10, fixed pillar 11 that is equipped with on the device main part 10 up end, the fixed transmission through-hole 12 that is equipped with in pillar 11, and locate the fixed axle 13 of transmission through-hole 12 top, swivelling joint is equipped with rotatory footboard 14 on the fixed axle 13, rotatory footboard 14 right-hand member is fixed and is equipped with irregular gear 15, fixed connection is equipped with arc pole 16 on the rotatory footboard 14 lower extreme terminal surface, fixed being equipped with on the arc pole 16 can pass the arc gear 17 of transmission through-hole 12, fixed being equipped with on the device main part 10 up end is located the left gear pole 18 of pillar 11 and locating the left lug support block 22 of gear pole 18, gear pole 18 upper end swivelling joint is equipped with rotation axis 19, fixed being equipped with on the rotation axis 19 with the drive gear 21 of arc gear 17 meshing and locating drive gear 21 A front spring winding wheel 20, a guide rod 23 and a spring support rod 24 arranged below the guide rod 23 are fixedly connected to the right end face of the bump supporting block 22, a spring case 25 is fixedly arranged on the spring support rod 24, a spring shaft 26 is fixedly arranged between the front wall and the rear wall of the spring case 25, a spring 27 fixedly arranged on the spring winding wheel 20 is wound on the spring shaft 26, the spring 27 penetrates through the guide rod 23, and the guide rod 23 plays a guiding role;
the device comprises a device main body 10, an air storage cavity 33 and symmetrical fixed support rods 57 arranged on the left side and the right side of the air storage cavity 33 are fixedly arranged on the upper end face of the device main body 10, an air inlet cavity 32 is fixedly arranged at the upper end of the air storage cavity 33, a fixed plate 28 is fixedly arranged above the air inlet cavity 32, a roller groove 29 is fixedly arranged in the fixed plate 28, a roller shaft 30 of a vertical array is fixedly arranged in the roller groove 29, a roller 31 is rotatably arranged on the roller shaft 30, a fixed connecting plate 36 is fixedly connected to the left wall of the air inlet cavity 32, a transmission air rod 37 penetrating through the top wall of the air inlet cavity 32 is movably arranged above the fixed connecting plate 36 up and down, the transmission air rod 37 is meshed with an irregular gear 15 and rolls on the left side of the roller 31, a fixed spring shaft 38 is fixedly arranged between the front wall and the rear wall of the air inlet cavity 32, and a rotary forwarding barrel 39 is rotatably arranged on the fixed spring shaft 38, a reset pull rope 86 fixedly connected with the lower end of the transmission air rod 37 is wound and connected on the rotary forwarding barrel 39;
a movable sleeve 56 is movably arranged above and below the fixed support rod 57, a lifting table plate 75 arranged above the fixed plate 28 is fixedly connected to the movable sleeve 56, two pneumatic ejector rods 40 which are bilaterally symmetrical are fixedly connected to the lower end of the lifting table plate 75, transmission air cavities 34 arranged on the left side and the right side of the fixed plate 28 are fixedly arranged on the device main body 10, the pneumatic ejector rods 40 are arranged in the transmission air cavities 34 in a vertically moving mode, pneumatic sliding plates 41 which are slidably arranged on the inner walls of the transmission air cavities 34 are fixedly connected to the lower ends of the pneumatic ejector rods 40, an air cavity 35 arranged below the air storage cavity 33 is fixedly arranged in the device main body 10, two air pipes 79 communicating the air storage cavity 33 with the transmission air cavities 34 are fixedly arranged in the air cavity 35, and an air valve 81 is fixedly arranged between the air pipes 79 and the transmission air cavities 34;
the inner wall of the movable sleeve 56 is fixedly provided with a clamping convex block 58 which is arrayed vertically, a movable rod groove 59 and a transmission belt cavity 60 which is arranged at the left side of the movable rod groove 59 are fixedly arranged in the fixed support rod 57, a transmission working cavity 61 is communicated with the lower part of the movable rod groove 59, a mobile through hole 72 is arranged between the transmission working cavity 61 and the movable rod groove 59, a transmission motor 62 is fixedly arranged on the left wall of the transmission working cavity 61, a transmission thread cylinder 63 is arranged at the right end of the transmission motor 62 in a power connection manner, a transmission threaded rod 64 is arranged in the transmission thread cylinder 63 in a screw connection manner, a transmission slide block 66 is fixedly connected at the right end of the transmission threaded rod 64, a transmission belt gear 65 is fixedly arranged on the transmission thread cylinder 63, a transmission working cavity 61 which is arranged above the movable rod groove 59 is fixedly arranged in the fixed support rod 57, and a rotary thread cylinder 73 is arranged on the left wall of the transmission working cavity 61, fixed being equipped with on the rotatory thread section of thick bamboo 73 drive belt gear 65, screwed connection is equipped with in the rotatory thread section of thick bamboo 73 drive threaded rod 64, drive threaded rod 64 right-hand member fixed connection is equipped with drive slider 66, between drive slider 66 fixed connection be equipped with move about in the carriage release lever 67 in the carriage release lever groove 59, drive connection is equipped with on the drive belt gear 65 and locates drive belt 74 in the drive belt chamber 60, the fixed screens spring arbor 68 that is equipped with the array on the carriage release lever 67, the rotation is equipped with spring circle 69 on the screens spring arbor 68, spring circle 69 with fixed connection is equipped with reset spring 70 between screens spring arbor 68, fixed connection is equipped with spring lug 71 on the spring circle 69.
Beneficially, a motor frame 49 fixed on the right side of the pillar 11 is disposed on the device main body 10, an exhaust block 46 disposed on the upper end surface of the device main body 10 is fixedly disposed in the motor frame 49, an exhaust duct 45 is disposed in the exhaust block 46, a driven shaft 47 disposed on the right side of the exhaust block 46 is rotatably connected between the device main body 10 and the top wall of the motor frame 49, a valve plate 48 disposed above the exhaust block 46 is disposed on the driven shaft 47 at a high level, a movable spring slider 55 is slidably connected on the top wall of the motor frame 49, a movable spring 54 is fixedly connected between the movable spring slider 55 and the valve plate 48, a linkage gear 53 disposed above the valve plate 48 is fixedly disposed on the driven shaft 47, an exhaust motor 50 disposed on the right side of the driven shaft 47 is fixedly disposed on the top wall of the motor frame 49, and a motor shaft 51 is disposed at the lower end of the exhaust motor 50 in a dynamic connection manner, the motor shaft 51 is fixedly provided with a motor gear 52 engaged with the linkage gear 53.
Advantageously, two symmetrical roller transmission grooves 76 are fixedly arranged in the upper wall and the lower wall of the transmission through hole 12, a fixed roller shaft 77 is fixedly connected between the front wall and the rear wall of the roller transmission groove 76, an auxiliary roller 78 is rotatably connected to the fixed roller shaft 77, and the auxiliary roller 78 assists the arc-shaped rod 16 to rotate when the arc-shaped rod 16 rotates.
Advantageously, two support rods 42 are fixedly connected to the lower end surface of the air slide plate 41, a first exhaust pipe 43 and a second exhaust pipe 44 which are communicated with the exhaust pipeline 45 are fixedly connected to the lower end of the transmission air cavity 34, and an exhaust valve 82 is connected to the first exhaust pipe 43 and the second exhaust pipe 44.
Advantageously, a pedal slot 83 is fixedly arranged on the upper left end surface of the rotating pedal 14, a first lug 84 arranged on the left side of the fixed shaft 13 is fixedly arranged on the lower end surface of the rotating pedal 14, a second lug 85 is fixedly arranged on the left side of the upper end of the lug supporting block 22, and the second lug 85 can control the position of the first lug 84.
Sequence of mechanical actions of the whole device:
in the initial state, the rotating pedal 14 is horizontally static, the transmission slide block 66 is positioned at the rightmost end of the transmission working chamber 61, the clamping lug 58 is clamped by the clockwork spring lug 71, the support rod 42 is positioned on the bottom wall of the transmission air chamber 34, the air delivery valve 81 and the exhaust valve 82 are closed, and the transmission air rod 37 is positioned above the fixed connecting plate 36;
when the lifting table plate 75 is required to move upwards, the pedal plate groove 83 is stepped to drive the rotating pedal 14 to rotate anticlockwise around the fixing shaft 13, the rotating pedal 14 drives the arc-shaped rod 16 to rotate anticlockwise, the rotating arc-shaped rod 16 drives the transmission gear 21 meshed with the arc-shaped gear 17 to rotate, the rotating transmission gear 21 drives the rotating shaft 19 to rotate, the rotating shaft 19 drives the clockwork spring winding wheel 20 to rotate clockwise to wind the clockwork spring 27, the clockwork spring 27 is tightened to generate a back-pulling force, the auxiliary roller 78 rotates under the action of the arc-shaped rod 16 to assist the arc-shaped rod 16 to rotate, the friction force is reduced, the irregular gear 15 rotates anticlockwise to drive the transmission air rod 37 to move upwards, the roller 31 assists the transmission air rod 37 to roll upwards, the air inlet valve is opened, the transmission air rod 37 moving upwards drives air to enter the air inlet cavity 32, and the first lug 84 stops stepping on the plate groove 83 when being contacted with the second lug 85, the clockwork winding wheel 20 reversely rotates under the action of the clockwork 27, the rotating shaft 19 is driven to reversely rotate, so that the transmission gear 21 is driven to reversely rotate, the arc-shaped rod 17 is driven to clockwise rotate and reset, the rotating pedal 14 reversely rotates under the action of the arc-shaped rod 16, the irregular gear 15 is driven to clockwise rotate, the transmission air rod 37 moves downwards, meanwhile, the reset pull rope 86 drives the transmission air rod 37 to move downwards and reset under the action of the rotating clockwork 39, the air inlet valve is closed at the moment, the air in the air inlet cavity 32 enters the air storage cavity 33, the steps are repeated, when the air pressure in the air storage cavity 33 reaches a certain value, the air delivery valve 81 is opened, the air in the air storage cavity 33 enters the transmission air cavity 34 through the air delivery pipe 79, more and more air pushes up the air slide plate 41, the air slide plate 41 drives the air ejector rod 40 to move upwards, the air ejector rod 40 drives the lifting bedplate 75 to move upwards, the lifting bedplate 75 moving upwards drives the moving sleeve 56 to move upwards, the moving sleeve 56 moving upwards drives the clamping lug 58 to move upwards, the clamping lug 58 slides over the clockwork spring lug 71 to drive the clockwork spring lug 71 to rotate anticlockwise, then the clockwork spring lug 71 is reset clockwise under the action of the reset clockwork spring 70, the clamping lug 58 above the clockwork spring lug 71 clamps the position of the moving sleeve 56 by the clockwork spring lug 71, and the lifting bedplate 75 does not fall after rising;
when the lifting platform 75 needs to be lowered, the transmission motor 62 is started, the transmission motor 62 drives the transmission screw thread cylinder 63 to rotate, the rotating transmission screw thread cylinder 63 drives the transmission screw thread 64 to move leftwards, the transmission screw thread 64 drives the transmission slide block 66 to move leftwards, the transmission slide block 66 drives the moving rod 67 to move leftwards, the moving rod 67 drives the clockwork spring lug 71 on the clamping clockwork spring shaft 68 to move leftwards, the clockwork spring lug 71 does not block the clamping lug 58 any more, simultaneously, the exhaust valve 82 is started to be opened, the exhaust motor 50 is started, the exhaust motor 50 drives the motor shaft 51 to rotate, the rotating motor shaft 51 drives the motor gear 52 to rotate, the rotating motor gear 52 drives the linkage gear 53 meshed with the motor gear 52 to rotate, the rotating linkage gear 53 drives the driven shaft 47 to rotate, the rotating driven shaft 47 drives the valve plate 48 to rotate, so that the upper end opening of the exhaust pipeline 45 is communicated with the outside, the gas in the transmission air chamber 34 is exhausted through the first exhaust pipe 43, the second exhaust pipe 44 and the exhaust pipe 45, the pneumatic slide plate 41 descends to drive the pneumatic ram 40 to descend, the pneumatic ram 40 drives the lifting platform plate 75 to move downwards to a required height, then the exhaust valve 82 is closed, and the transmission motor 62 and the exhaust motor 50 are started reversely to reset the valve plate 48 and the clockwork spring lug 71.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. A lifting device capable of being used in various occasions comprises a device main body, and is characterized in that: the device comprises a device body and is characterized in that a supporting column is fixedly arranged on the upper end surface of the device body, a transmission through hole is fixedly arranged in the supporting column, a fixed shaft is arranged above the transmission through hole, a rotary pedal is arranged on the fixed shaft in a rotary connection manner, an irregular gear is fixedly arranged at the right end of the rotary pedal, an arc-shaped rod is fixedly connected on the lower end surface of the rotary pedal, an arc-shaped gear capable of penetrating through the transmission through hole is fixedly arranged on the arc-shaped rod, a gear rod arranged on the left side of the supporting column and a lug supporting block arranged on the left side of the gear rod are fixedly arranged on the upper end surface of the device body, a rotary shaft is arranged at the upper end of the gear rod in a rotary connection manner, a transmission gear meshed with the arc-shaped gear and a clockwork spring winding wheel arranged on the front side of the transmission gear are fixedly arranged on the rotary shaft, a guide rod and a supporting rod arranged on the right end surface of the lug supporting block in a fixed connection manner, a spring box is fixedly arranged on the spring support rod, a spring shaft is fixedly arranged between the front wall and the rear wall of the spring box, a spring fixedly arranged on a spring winding wheel is wound and connected on the spring shaft, the spring penetrates through the guide rod, and the guide rod plays a role in guiding; the upper end surface of the device main body is fixedly provided with an air storage cavity and symmetrical fixed supporting rods arranged at the left side and the right side of the air storage cavity, an air inlet cavity is fixedly arranged at the upper end of the air storage cavity, a fixing plate is fixedly arranged above the air inlet cavity, a roller groove is fixedly arranged in the fixing plate, a roller shaft in vertical array is fixedly arranged in the roller groove, a roller is rotatably arranged on the roller shaft, a fixed connecting plate is fixedly connected on the left wall of the air inlet cavity, a transmission air rod penetrating through the top wall of the air inlet cavity is movably arranged above the fixed connecting plate up and down, the transmission air rod is engaged with the irregular gear and rolls on the left side of the roller, a fixed spring shaft is fixedly arranged between the front wall and the rear wall of the air inlet cavity, a rotary transmitting barrel is rotatably arranged on the fixed spring shaft, and a reset pull rope fixedly connected with the lower end of the transmission air rod is wound and connected on the rotary spring barrel;
a movable sleeve is movably arranged on the fixed supporting rod up and down, a lifting table plate arranged above the fixed plate is fixedly connected to the movable sleeve, two pneumatic ejector rods which are bilaterally symmetrical are fixedly connected to the lower end of the lifting table plate, transmission air cavities arranged on the left side and the right side of the fixed plate are fixedly arranged on the device main body, the pneumatic ejector rods are arranged in the transmission air cavities in a vertically moving mode, pneumatic sliding plates which are slidably arranged on the inner walls of the transmission air cavities are fixedly connected to the lower ends of the pneumatic ejector rods, an air cavity arranged below the air storage cavity is fixedly arranged in the device main body, two air pipes communicated with the air storage cavity and the transmission air cavities are fixedly arranged in the air cavity, and an air conveying valve is fixedly arranged between each air pipe and the transmission air cavity;
the inner wall of the movable sleeve is fixedly provided with clamping convex blocks of an upper array and a lower array, the fixed support rod is fixedly provided with a movable rod groove and a transmission belt cavity arranged on the left side of the movable rod groove, a transmission working cavity is communicated with the lower part of the movable rod groove, a movable through hole is arranged between the transmission working cavity and the movable rod groove, the left wall of the transmission working cavity is fixedly provided with a transmission motor, the right end of the transmission motor is connected with a transmission thread cylinder in a power mode, a transmission threaded rod is arranged in the transmission thread cylinder in a spiral mode, the right end of the transmission threaded rod is fixedly connected with a transmission slide block, a transmission belt gear is fixedly arranged on the transmission thread cylinder, the fixed support rod is fixedly provided with a transmission working cavity arranged above the movable rod groove, a rotary thread cylinder is arranged on the left wall of the transmission working cavity in the upper part in a rotary mode, and the transmission belt gear is fixedly arranged on the rotary thread cylinder, the utility model discloses a rotatory screw thread section of thick bamboo, including rotatory screw thread section of thick bamboo, transmission screw thread section of thick bamboo right-hand member fixed connection is equipped with the transmission slider, fixed connection between the transmission slider be equipped with about remove in the carriage release lever groove, transmission connection is equipped with on the drive belt gear locates the drive belt in the drive belt chamber, the fixed screens spring arbor that is equipped with the array on the carriage release lever, the epaxial rotation of screens spring is equipped with the spring circle, the spring circle with fixed connection is equipped with the clockwork spring that resets between screens spring arbor, fixed connection is equipped with the clockwork spring lug on the clockwork spring.
2. A lifting device usable in a plurality of applications according to claim 1, wherein: a motor frame arranged on the right side of the support is fixedly arranged on the device main body, an exhaust block arranged on the upper end surface of the device main body is fixedly arranged in the motor frame, an exhaust pipeline is arranged in the exhaust block, a driven shaft arranged on the right side of the exhaust block is rotatably connected between the device main body and the top wall of the motor frame, a valve plate arranged above the exhaust block is arranged at the upper height of the driven shaft, a movable spring sliding block is arranged on the top wall of the motor frame in a sliding connection manner, a movable spring is fixedly connected between the movable spring sliding block and the valve plate, a linkage gear arranged above the valve plate is fixedly arranged on the driven shaft, the exhaust motor is fixedly arranged on the top wall of the motor frame and is arranged on the right side of the driven shaft, the lower end of the exhaust motor is in power connection with a motor shaft, and a motor gear meshed with the linkage gear is fixedly arranged on the motor shaft.
3. A lifting device usable in a plurality of applications according to claim 2, wherein: the arc-shaped rod is characterized in that two symmetrical roller transmission grooves are fixedly formed in the upper wall and the lower wall of the transmission through hole, a fixed roller shaft is fixedly connected between the front wall and the rear wall of each roller transmission groove, an auxiliary roller is arranged on the fixed roller shaft in a rotary connection mode, and the auxiliary roller assists the arc-shaped rod to rotate when the arc-shaped rod rotates.
4. A lifting device usable in a plurality of applications according to claim 3, wherein: the pneumatic sliding plate is characterized in that two supporting rods are fixedly connected to the lower end face of the pneumatic sliding plate, a first exhaust pipe and a second exhaust pipe which are communicated with the exhaust pipeline are fixedly connected to the lower end of the transmission air cavity, and the first exhaust pipe and the second exhaust pipe are connected with exhaust valves.
5. A lifting device usable in a plurality of applications according to claim 4, wherein: the fixed footboard groove that is equipped with on the upper left end surface of rotatory footboard, the fixed locating that is equipped with on the terminal surface under the rotatory footboard the left first lug of fixed axle, the fixed second lug that is equipped with in lug supporting block upper end left side, the second lug can control the position of first lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110077465.7A CN112603022B (en) | 2021-01-20 | 2021-01-20 | Lifting device capable of being used in various occasions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| GB201011059D0 (en) * | 2010-07-01 | 2010-08-18 | Lucas James | Seat |
| CN110522219A (en) * | 2019-07-22 | 2019-12-03 | 杭州雨彤文化创意有限公司 | A kind of application method of office chair |
| CN111588199A (en) * | 2020-06-16 | 2020-08-28 | 上海束零电脑有限公司 | Storage cabinet convenient to use |
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| WO2007075699A2 (en) * | 2005-12-19 | 2007-07-05 | Stryker Corporation | Hospital bed |
| KR101290039B1 (en) * | 2010-04-07 | 2013-07-30 | 김총재 | Desk for correct body posture and system furniture comprising the same |
| US8757580B2 (en) * | 2010-11-09 | 2014-06-24 | Tever Technik GmbH & Co. KG. | Height-adjustable pedestal |
| CN109452758B (en) * | 2018-11-20 | 2024-02-09 | 裴旭波 | Pneumatic lifting table |
| CN110056593A (en) * | 2019-04-23 | 2019-07-26 | 江苏捷尔特智能气动系统有限公司 | Pressure-adjustable gas spring, lifting device and lifting table |
| CN112056758A (en) * | 2020-09-24 | 2020-12-11 | 天津英伦电脑有限公司 | Automatic keyboard-containing table based on power driving |
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| DE202008016466U1 (en) * | 2008-12-15 | 2010-04-22 | Grass Gmbh | Device for the driven movement of an actuator, opening device and furniture |
| GB201011059D0 (en) * | 2010-07-01 | 2010-08-18 | Lucas James | Seat |
| CN110522219A (en) * | 2019-07-22 | 2019-12-03 | 杭州雨彤文化创意有限公司 | A kind of application method of office chair |
| CN111588199A (en) * | 2020-06-16 | 2020-08-28 | 上海束零电脑有限公司 | Storage cabinet convenient to use |
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Effective date of registration: 20220402 Address after: 528000 building a, No. 13, Xiantang Village Committee Industrial Road, Longjiang Town, Shunde District, Foshan City, Guangdong Province Applicant after: Foshan Shunde Fangzheng Furniture Co.,Ltd. Address before: No. 1132, Wenhan Road, Fangsong street, Songjiang District, Shanghai, 201600 Applicant before: Shanghai huanboot office supplies Co.,Ltd. |
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