CN208376982U - A kind of manually driven mandril rack gearing - Google Patents

Abstract

The utility model relates to a kind of manually driven mandril rack gearings, including post rod parts, gearbox parts, connecting fork, gearbox parts are fixed together by connecting fork and post rod parts, the mandril of two post rod parts is inserted into second linear bearing through band boss housing connecting screw inner hole respectively, linear bearing support sleeve, first linear axis internal diameter, it is withstood on the side end face of rack gear through spill Spring Card film perforation again, mandril connecting shaft sequentially passes through the slideway of slide plate, the U-shaped mandril earhole of mandril, make slipway clamp in mandril connecting shaft and is secured with nuts, mandril is set to move along a straight line along slideway, and the gear shaft of gearbox parts is driven to rotate, driving method includes rocker arm driving, lever driving and actuated by cams, it has the technical effect that more more labor-saving than chain drive, it is easier than power driven system, securely and reliably, clean and environmental protection, it can be square Just the needs by design folded vehicle choose at random folding point, can be used for various manually driven transmission devices.

Description

A kind of manually driven mandril rack gearing

Technical field

The utility model relates to a kind of mechanical driving device, in particular to a kind of manually driven mandril rack-driving dress It sets.

Background technique

Present rickshaw, which is divided into, drives two kinds with human body driving and battery, and the vehicular propulsion of human body driving is mostly all The vehicle with pedal crank with runner disc chain drive, the vehicle using chain as transfer motion power be confined to the arrangements of legs and feet with The limitation of road clearance, it is impossible to excessive lengthening crank length.Chain drive must more restrict straight the characteristics of can not being interrupted Point is folded required for design folded vehicle.Although vehicle using battery as power eliminates manpower and but makes vehicle It itself has an increased many weight and complicated spare and accessory parts and circuit, complicate maintenance and volume production, especially the limit of mileage travelled System haves no alternative but repeat to install additional the quality that battery has more aggravated vehicle.Manpower wealth and prison spent by the subsequent processing of battery Pipe added cost, also not ultimate attainment environmental protection.

Summary of the invention

In view of the problems existing in the prior art, the utility model provides a kind of manually driven mandril rack-driving dress It sets, by lengthening lever moving arm as far as possible and simplifying transmission device, keeps transmission more direct.Specific technical solution is a kind of manpower The mandril rack gearing of driving, including post rod parts, gearbox parts, connecting fork, it is characterised in that: the mandril portion Part includes mandril, mandril housing, band boss housing connecting screw, first linear bearing, linear bearing support sleeve, mandril connection Axis, U-shaped mandril ear, second linear bearing, the mandril are cylinder stock, and top is welded with U-shaped mandril ear, two sidewalls admittedly On have a through-hole, the mandril housing is the interior cylindrical drum for having ladder hole, and cylinder underfill aperture and mandril cooperate, and has interior spiral shell at the top of cylinder Line is sequentially loaded into second linear bearing, linear bearing support sleeve, first linear bearing in mandril housing and holds out against tight fit In mandril housing on bottom end, when mandril through housing connecting screw boss be inserted into second linear bearing, linear bearing support sleeve, The internal diameter of first linear bearing composition is at tight fit；The gearbox parts include rack gear, gauge bar, rack gear spring, transmission shaft Sub-unit, gear-box connection boss, spill spring card, left half gear-box, right half gear-box, the transmission shaft sub-unit by Axis skin, boss bearing, tooth flywheel, reel teeth flywheel, transmission shaft lever, washer, transmission shaft lever nut composition, wherein tooth flywheel packet Very heavy spring, very heavy, ball, geared sleeve, pressing plate, tooth flywheel core composition are included, geared sleeve is that there is list at intermediate position on inner peripheral surface Have the gear external member of ball grooves to tooth, two sides, ball set it is full in ball grooves, gear core be same centre bore, various outer diameter it is convex Platform, outermost is pressing plate boss, there is screw thread on inner peripheral surface, there are four rectangular recess on the periphery of second boss of gear core, Very heavy spring and very heavy, the unidirectional tooth cooperation composition ratchet mechanism in gear core insertion geared sleeve and in geared sleeve are fixed in slot, The screw thread of pressing plate and the screw thread of pressing plate boss are screwed together, and are fixed tightly in geared sleeve in gear core, and reel teeth flywheel is by flying The outer end face of wheel disc and gear core is concentric, composition is welded together with diameter, and axis is intradermal through-hole, has rectangle on the external cylindrical surface of both ends The gear core inner convex platform insertion cooperation of groove, one end and reel teeth flywheel is fixed, the gear core inner convex platform of the other end and tooth flywheel Insertion cooperation is fixed, and keeps the ratchet mechanism of reel teeth flywheel identical as the gear core ratchet mechanism direction of tooth flywheel, and axis is intradermal logical Each fixing lug boss bearing in hole both ends, transmission shaft penetrate two boss bearing bore diameters and fix, on the transmission shaft outside two boss bearings A washer is respectively worn, transmission shaft sub-unit is constituted, rack gear is that upper surface has rack gear, the interior square tube for having stepped hole, and rack gear spring covers On gauge bar, rack gear spring, which is inserted into the square tube stepped hole of rack gear, constitutes rack gear rack gear spring gauge bar sub-assembly, half gear-box of a left side, Right half gear-box is reversed each other, isostructural half gear-box, and top solid welding has square-tube type gear-box connection boss and is provided with With the spill spring card mounting groove of spill spring card cooperation, two rack gears are respectively placed in left half gear-box, right half gear-box Interior, the reel teeth flywheel of transmission shaft sub-unit and the gear parts of tooth flywheel are respectively placed on two rack gears, transmission shaft lever both ends It is through in the transmission shaft lever mounting hole of left half gear-box, right half gear-box respectively, left half gear-box, right half gear-box are aligned and are used in combination Transmission shaft lever nut is fastened on left half gear-box, right half gear-box, and spill spring card is stuck on spill spring card mounting groove； The connecting fork includes post rod parts installing pipe, gearbox parts installing pipe, steering shaft, slide plate, connecting fork boss, limiter Locknut, limiter, slide plate fixed screw, gear-box fixed screw, post rod parts installing pipe are the U-shaped thin skin round tube in right angle, gear Box part installing pipe is the U-shaped thin skin square tube in right angle identical with post rod parts installation pipe size, and the coincidence of two pipes is integrally fixed, Gearbox parts, which install top at pipe U-shaped two right-angle turnings, connecting fork groove, and two connecting fork boss are fixed on mandril portion On lateral surface at U-shaped two right-angle turnings of part installing pipe, there is connecting fork boss hole on connecting fork boss, steering shaft is fixed on Upper cross face central point, the two pieces of slide plates of post rod parts installing pipe are respectively symmetrically fixed on the upper cross face of post rod parts installing pipe Two sides, limiter are placed in steering shaft, and limiter locknut makes limiter be fixed together with steering shaft, will with slide plate fixed screw Slide plate upper end is fixed together with limiter；It is connected as the gearbox parts that two gear-box connection boss are inserted into connector respectively It in two holes of installing pipe, is connected and fixed with gear-box fixed screw, is sequentially loaded into second linear bearing, linear bearing Two mandril housings of support sleeve, first linear bearing, insert in respectively in two mandril assembly installing pipes, total with mandril is placed in It is screwed together at the boss housing connecting screw on installing pipe top, the mandril of two post rod parts connects through band boss housing respectively It connects screw inner hole and is inserted in first linear axis internal diameter, linear bearing support sleeve, second linear bearing, and through spill spring card Hole is withstood on the side end face of rack gear, and mandril connecting shaft sequentially passes through the U-shaped mandril earhole of the slideway of slide plate, mandril, makes slipway clamp It in mandril connecting shaft and is secured with nuts, mandril is made to move along a straight line along slideway.

Having the technical effect that for the utility model, more more labor-saving than chain drive, clean and environmental protection easier than power driven system does not have There is mileage limitation, passability is stronger.The needs by design folded vehicle that can be convenient choose at random folding point, hand starting Make one more secure and reliable to both feet support.

Detailed description of the invention

Fig. 1 is the structure chart of the utility model；

Fig. 2 is the post rod parts structure front view of the utility model；

Fig. 3 is the post rod parts structure left view sectional view of the utility model；

Fig. 4 is the gearbox parts structural exploded view of the utility model；

Fig. 5 is the transmission shaft sub-unit structural exploded view of the gearbox parts of the utility model；

Fig. 6 is the tooth flywheel structure exploded view of the utility model gearbox parts；

Fig. 7 is the tooth flywheel core structure chart of the utility model gearbox parts；

Fig. 8 is the reel teeth flywheel structure main view of the utility model gearbox parts；

Fig. 9 is the rack gear rack gear spring gauge bar assembling unit structure front view of the utility model gearbox parts；

Figure 10 is the rack gear rack gear spring gauge bar assembling unit structure left view sectional view of the utility model gearbox parts；

Figure 11 is the spill spring card top view of the gearbox parts of the utility model；

Figure 12 is the connecting fork structural perspective of the utility model；

Connection structure diagram when Figure 13 is the driving of the utility model rocker arm,

Figure 14 is the driving mechanism for rocker arm structure chart of the utility model；

Connection structure diagram when Figure 15 is the driving of the utility model lever；

Figure 16 is the lever drive mechanism structure chart of the utility model；

Figure 17 is the lever connector structure chart of the utility model lever drive mechanism；

Connection structure diagram when Figure 18 is the utility model actuated by cams；

Figure 19 is the cam drive mechanism structure chart of the utility model；

Figure 20 is the cam connector structure chart of the utility model cam drive mechanism；

Figure 21 is one structure chart of the embodiments of the present invention；

Figure 22 is two structure chart of the embodiments of the present invention；

Figure 23 is the utility model embodiment body frame structure for automotive figure.

Specific embodiment

It is described further in conjunction with accompanying drawings and embodiments.

As shown in Fig. 1 ~ 3, a kind of manually driven mandril rack gearing, including post rod parts 1, gearbox parts 2, Connecting fork 3, the post rod parts 1 include mandril 1-1, mandril housing 1-2, band boss housing connecting screw 1-3, first it is straight Spool holds 1-5, linear bearing support sleeve 1-6, mandril connecting shaft 1-8, U-shaped mandril ear 1-10, second linear bearing 1-11, institute The mandril 1-1 stated is cylinder stock, and top is welded with U-shaped mandril ear 1-10 admittedly, there is through-hole, the mandril housing on two sidewalls 1-2 is the interior cylindrical drum for having ladder hole, and cylinder underfill aperture and mandril 1-1 cooperate, and has internal screw thread at the top of cylinder, in mandril housing 1-2 Second linear bearing 1-11, linear bearing support sleeve 1-6, first linear bearing 1-5 and holding out against is sequentially loaded into be a tight fit in In mandril housing 1-2 on bottom end, when mandril 1-1 is inserted into second linear bearing 1-11, straight through housing connecting screw boss 1-4 The internal diameter that spool holds support sleeve 1-6, first linear bearing 1-5 is formed is at tight fit；

As shown in Fig. 4 ~ 11, the gearbox parts 2 include rack gear 2-1, gauge bar 2-2, rack gear spring 2-3, transmission shaft point Component 2-4, gear-box connection boss 2-5, spill spring card 2-7, half gear-box 2-10 of a left side, right half gear-box 2-11, it is described Transmission shaft sub-unit 2-4 by axis skin 2-4-1, boss bearing 2-4-4, tooth flywheel 2-4-6, reel teeth flywheel 2-4-7, transmission shaft Bar 2-4-8, washer 2-4-9, transmission shaft lever nut 2-4-10 composition, wherein tooth flywheel 2-4-6 include very heavy spring 2-4-602, Very heavy 2-4-604, ball 2-4-606 are set completely in ball grooves 2-4-607, and gear core 2-4-612 is same centre bore, various outer diameter Boss, outermost is pressing plate boss 2-4-6121, has screw thread, the circumference of second boss of gear core 2-4-612 on inner peripheral surface There are four rectangular recess on face, very heavy spring 2-4-702 and very heavy 2-4-704 is fixed in slot, gear core 2-4-612 is inserted into gear It covers in 2-4-608 and constitutes ratchet mechanism, the screw thread of pressing plate 2-4-609 with the unidirectional tooth 2-4-605 cooperation in geared sleeve 2-4-608 It is screwed together with the screw thread of pressing plate boss 2-4-6121, is fixed tightly in geared sleeve 2-4-608 on gear core 2-4-612, tep reel Tooth flywheel 2-4-7 be by Flywheel disc 2-4-701 and gear core 2-4-612 outer end face it is concentric, weld together with diameter and form, axis There is through-hole in skin 2-4-1, there is rectangular recess 2-4-2, the gear core 2- of one end and reel teeth flywheel 2-4-7 on the external cylindrical surface of both ends The insertion cooperation of 4-612 inner convex platform is fixed, and the gear core 2-4-612 inner convex platform insertion cooperation of the other end and tooth flywheel 2-4-6 are fixed, Keep the ratchet mechanism of reel teeth flywheel 2-4-7 identical as the gear core 2-4-612 ratchet mechanism direction of tooth flywheel 2-4-6, axis skin Each fixing lug boss bearing 2-4-4 in 2-4-1 inner via hole both ends, transmission shaft 2-4-8 penetrate two boss bearing 2-4-4 internal diameters and fix, A washer 2-4-9 is respectively worn on transmission shaft 2-4-8 outside two boss bearing 2-4-4, constitutes transmission shaft sub-unit 2-4, rack gear 2-1 is that upper surface has rack gear, the interior square tube for having stepped hole, and rack gear spring 2-3 covers on gauge bar 2-2, and rack gear spring 2-3 is inserted into rack gear 2- Rack gear rack gear spring gauge bar sub-assembly is constituted in 1 square tube stepped hole, the half gear-box 2-10 of a left side, half gear-box 2-11 of the right side are Reversed each other, isostructural half gear-box, top solid welding have square-tube type gear-box connection boss 2-5 and are provided with and spill spring Spill spring card the mounting groove 2-8, two rack gear 2-1 of card 2-7 cooperation are respectively placed in half gear-box 2-10 of a left side, right half gear In case 2-11, the gear parts of the reel teeth flywheel 2-4-7 and tooth flywheel 2-4-6 of transmission shaft sub-unit 2-4 are respectively placed in two On rack gear 2-1, the both ends transmission shaft lever 2-4-8 are through half gear-box 2-10 of a left side respectively, the transmission shaft lever of half gear-box 2-11 of the right side is pacified It fills in 2-9, half gear-box 2-10 of a left side, half gear-box 2-11 of the right side alignment are simultaneously fastened on left half gear with transmission shaft lever nut 2-4-10 On case 2-10, half gear-box 2-11 of the right side, spill spring card 2-7 is stuck on spill spring card mounting groove 2-8；

As shown in figure 12, the connecting fork 3 includes post rod parts installing pipe 3-1, gearbox parts installing pipe 3-2, turns To axis 3-4, slide plate 3-6, connecting fork boss 3-7, limiter locknut 3-9, limiter 3-10, slide plate fixed screw 3-12, gear Case fixed screw 3-13, post rod parts installing pipe 3-1 are the U-shaped thin skin round tube in right angle, gearbox parts installing pipe 3-2 is and mandril The U-shaped thin skin square tube in the identical right angle of component installing pipe 3-1 size, the coincidence of two pipes is integrally fixed, in gearbox parts installing pipe There is connecting fork groove 3-3 on top at (3-2) U-shaped two right-angle turnings, and two connecting fork boss are fixed on post rod parts installing pipe U-shaped two right-angle turnings at lateral surface on, there is connecting fork boss hole 3-8, steering shaft 3-4 to fix on connecting fork boss 3-7 Post rod parts installing pipe 3- is respectively symmetrically fixed in upper cross face central point, the two pieces of slide plate 3-6 of post rod parts installing pipe 3-1 1 upper cross face two sides, limiter 3-10 are placed on steering shaft 3-4, and limiter locknut 3-9 makes limiter 3-10 and steering shaft 3- 4 are fixed together, and the upper end slide plate 3-6 and limiter 3-10 are fixed together with slide plate fixed screw 3-12；

As shown in Fig. 1,12, it is always connected as the gearbox parts that two gear-box connection boss 2-5 are inserted into connecting fork 3 respectively It in two holes of installing pipe 3-2, is connected and fixed with gear-box fixed screw 3-13, is sequentially loaded into second linear bearing 1- 11, two mandril housing 1-2 of linear bearing support sleeve 1-6, first linear bearing 1-5, insert in two post rod parts respectively It in installing pipe 3-1, is screwed together with the boss housing connecting screw 1-3 for being placed in the top post rod parts installing pipe 3-1, two tops The mandril 1-1 of rod unit 1 is inserted in first linear axis 1-5 internal diameter, linear axis through band boss housing connecting screw 1-3 inner hole respectively Hold support sleeve 1-6, second linear bearing 1-11, linear bearing support sleeve 1-6, first linear axis 1-5 internal diameter, and through spill The hole spring card 2-7 is withstood on the side end face of rack gear 2-1, and mandril connecting shaft 1-8 sequentially passes through slideway 3-5, the mandril of slide plate 3-6 The hole U-shaped mandril ear 1-10 of 1-1, is stuck in slideway 3-5 in mandril connecting shaft 1-8 and is secured with nuts, make mandril 1-1 along slideway 3-5 linear motion.

Manpower driving method is divided into rocker arm driving, lever driving and actuated by cams.

As shown in Figure 13,14, the rocker arm is driven to, one, production driving mechanism for rocker arm 4, and driving mechanism for rocker arm 4 includes Rocker arm 4-1 with handle, rocker arm long axis 4-3, flute profile connecting rod 4-6, rocker arm short axle 4-7, under-1 bottom end arm of Rocker arm 4 with handle Fluted, both ends are held to have rocker arm mandril axis hole 4-2 and the both ends rocker arm short axle connecting hole 4-8, flute profile connecting rod 4-6 to have short axle connection Hole 4-5 and long axis connecting hole 4-4, the Rocker arm 4-1 with handle pass through rocker arm short axle connecting hole 4-8 and flute profile with rocker arm short axle 4-7 The short axle connecting hole 4-5 and flute profile connecting rod 4-6 of connecting rod 4-6 is fixed to be can be rotated；

Two, the connection of driving mechanism for rocker arm 4 and mandril rack gearing is connect with post rod parts 1 first, by mandril 1- In the bottom end arm lower end of 1 U-shaped mandril ear 1-10 insertion driving mechanism for rocker arm 4 is fluted, mandril connecting shaft 1-8 passes through slide plate 3- 6 slideway 3-5, mandril axis hole 4-2, post rod parts 1 U-shaped mandril ear 1-10 through-hole, be secured with nuts together, with connection 3 connection of fork, two connecting fork boss 3-7 of connecting fork 3 is inserted into the groove of two flute profile connecting rod 4-6, with rocker arm long axis 4-3 passes through long axis connecting hole 4-4, the both ends connecting fork boss hole 3-8 snap ring is fixed, and can be rotated；

Three, two handles that driving mechanism for rocker arm 4 is held with two hands, shake one on the other, when a handle shakes downwards When, mandril 1-1 moves along a straight line downwards along slideway 3-5；The top mandril 1-1 withstands on the side of rack gear 2-1 through the hole spill spring card 2-7 On end face, rack gear 2-1 is pushed to move backward and compress rack gear spring 2-3, tooth flywheel 2-4-6 is rotated on rack gear 2-1, is compressed to bottom When, hand lifts, and rack gear spring 2-3 rebound pushes rack gear 2-1 to travel forward, and the Rocker arm 4-1 with fixed handle shakes upwards, due to spine Mechanism effect is taken turns, transmission shaft 2-4-8 is not driven to rotate, transmission shaft 2-4-8 turns in the case where another Rocker arm 4-1 with handle acts on It is dynamic, complete the continuous rotation of rocker arm driving transmission shaft 2-4-8.

As shown in Figure 15,16,17, the lever is driven to,

One, lever mechanism 5 is made, lever mechanism 5 includes lever 5-1, foot pedal 5-2, lever shaft 5-4, lever connector 5-7, positioning screw 5-8, lever 5-1 are L-type, and foot pedal 5-2 is equipped at the top of long side can be rotated, and there is lever axis hole in corner 5-3, it is the U-shaped knot of two L-type steel blocks composition that, which there are the rectangular groove 5-5 of boss shape, lever connector 5-7 in short side two sides of the bottom, Structure is having protrusion pipe respectively in the one side of U-shaped bottom, interior to have lever mechanism connection screw thread 5-7-3, has positioning spiral shell on side wall Silk 5-7-4, the outer connection that two L-type steel block long side top end parts have the lever connecting hole 5-7-1 of concentric pylone, corner to have through-hole Hole 5-7-2；

Two, lever mechanism 5 is connect with mandril rack gearing,

1, the part the mandril connecting shaft 1-8 fixed mandril bearing 7 in the U-shaped mandril ear 1-10 of post rod parts 1；

2, the cam mechanism connection screw thread 6-10-5 of the cam connector 6-10 of cam mechanism 6 is screwed onto connecting fork 3 It is fixed on steering shaft 3-4 and with cam mechanism set screw 6-10-4, two bottom bracket bearing 6-4 are fixed on cam connector 6-10 Cam shaft bearing bore 6-10-2 in, the both ends axis 6-3 pass through camshaft connecting hole 6-10-1 be respectively fixed on bottom bracket bearing 6-4 It is interior, the fixed rectangular connector sleeve 6-7 in outside, be fixed with the crank 6-9 of fixed pedestal 6-6 its square hole make fixed pedestal 6-6 to Back is inserted on rectangular connector sleeve 6-7, and is fixed with crank fastening screw 6-8, and the mandril axis on cam disc 6-2 periphery is made Slideway 6-1 is held to withstand on the mandril bearing 7 on mandril connecting shaft 1-8；

Three, two foot pedal 6-6 that lever mechanism 6 is trampled with both feet are rotated around axis 6-3, and cam disc 6-2 outer circle is at convex Wheel rotates, and the mandril bearing slideway 6-1 on cam disc 6-2 periphery drives mandril 1-1 to move along a straight line backward along slideway 3-5；Top The top bar 1-1 is withstood on the side end face of rack gear 2-1 through the hole spill spring card 2-7, and rack gear 2-1 is pushed to move backward and compress tooth Spring 2-3, tooth flywheel 2-4-6 are rotated on rack gear 2-1, when turning to axis 6-3 and mandril connecting shaft 1-8 apart from longest point Afterwards, rack gear spring 2-3 is sprung back, and rack gear 2-1 is pushed to travel forward, and foot pedal 6-6 is driven to be rotated up, since ratchet mechanism acts on, Transmission shaft 2-4-8 is not driven to rotate, transmission shaft 2-4-8 is rotated under another foot pedal 6-6 effect, completes cam mechanism drive The continuous rotation of dynamic transmission shaft 2-4-8.

As shown in Figure 18,19,20, the actuated by cams is,

One, make cam mechanism 6, cam mechanism 6 include cam disc 6-2, axis 6-3, bottom bracket bearing 6-4, pedal 6-6, Rectangular connector sleeve 6-7, crank fastening screw 6-8, crank 6-9, cam connector 6-10, cam disc 6-2 periphery have mandril axis Holding slideway 6-1, crank 6-9 is that one end has square hole and rectangular connector sleeve 6-7 cooperation, the other end to have circular hole fixed pedestal 6-6, bent Handle 6-9 is welded into one admittedly with cam disc 6-2 bias, and cam connector 6-10 is U-shaped structure, and there are concentric pylone in two top end parts Outer connecting hole 6-10-3, bottom have the camshaft connecting hole 6-10-1 of through-hole, has cam shaft bearing bore 6-10-2 outside, and the one of bottom Having in protrusion pipe with cam mechanism connection screw thread 6-10-5 respectively in side, is having cam mechanism set screw 6-10- on side wall 4；

Two, cam mechanism 6 is connect with post rod parts 1,

1, the part the mandril connecting shaft 1-8 mandril bearing 7 in the U-shaped mandril ear 1-10 of post rod parts 1,

2, the cam mechanism connection screw thread 6-10-5 of the cam connector 6-10 of cam mechanism 6 is screwed onto connecting fork 3 It is fixed on steering shaft 3-4 and with cam mechanism set screw 6-10-4, bottom bracket bearing 6-4 is fixed on the convex of cam connector 6-10 It takes turns in connecting hole 6-10-1, axis 6-3 is respectively fixed in bottom bracket bearing 6-4 at both ends, the fixed rectangular connector sleeve 6-7 in outside, fixed There is the crank 6-9 of fixed pedestal 6-6 to make what fixed pedestal 6-6 supported or opposed to be inserted on rectangular connector sleeve 6-7 with its square hole, is used in combination Crank fastening screw 6-8 is fixed, and withstands on the mandril bearing slideway 6-1 on cam disc 6-2 periphery on mandril connecting shaft 1-8 On mandril bearing 7；

Three, two foot pedal 6-6 that lever mechanism 6 is trampled with both feet are rotated around axis 6-3, and cam disc 6-2 outer circle is at convex Wheel rotates, and the mandril bearing slideway 6-1 on cam disc 6-2 periphery drives mandril 1-1 to move along a straight line backward along slideway 3-5；Top The top bar 1-1 is withstood on the side end face of rack gear 2-1 through the hole spill spring card 2-7, and rack gear 2-1 is pushed to move backward and compress tooth Spring 2-3, tooth flywheel 2-4-6 is rotated on rack gear 2-1, and when being compressed to bottom, rack gear spring 2-3 rebound pushes rack gear 2-1 to transport forward It is dynamic, it drives foot pedal 6-6 to be swung up, since ratchet mechanism acts on, transmission shaft 2-4-8 is not driven to rotate, transmission shaft 2-4-8 exists The lower rotation of another foot pedal 6-6 effect, completes the continuous rotation of cam mechanism driving transmission shaft 2-4-8.

Embodiment one

As shown in Figure 21,23, by taking the double-driving bicycle that rocker arm driving is combined with actuated by cams as an example

Double-driving bicycle includes vehicle frame 8, driving mechanism for rocker arm 4, cam drive mechanism 6, and the vehicle frame 8 includes vehicle frame Body 1, breeches pipe 8-2, rear clothes hanger 8-3, support rod 8-4, vehicle frame axis 8-5, vehicle seat 8-7, wheel 8-9, vehicle frame 1 be v-shaped tube body, one End solid welding breeches pipe 8-2, the other end have fixed vehicle seat hole 8-8, v-shaped tube body bending part to have vehicle frame axis hole 8-6, close to vehicle seat hole 8- There are rear clothes hanger hole 8-10, support rod 8-4 to be fixed on one end the upper of rear clothes hanger 8-3 at 8, can be rotated, rear clothes hanger 8-3 is fixed on vehicle frame At the rear clothes hanger hole 8-10 of body 1, vehicle seat 8-7 is inserted admittedly in the 8-8 of vehicle seat hole, and v-shaped tube body bending part is inserted into cam drive mechanism 6 In cam connector 6-10U shape mouth, vehicle frame axis 8-5 is sequentially inserted into connecting hole 6-10-3, the vehicle frame axis hole of cam drive mechanism 6 It is fixed in 8-6, other side connecting hole 6-10-3.Remove limiter locknut 3-9, the limit of the steering shaft 3-4 of driving mechanism for rocker arm 4 Steering shaft 3-4 is inserted into the breeches pipe 8-2 of vehicle frame 8, then is sequentially loaded into limiter 3-10, twists limiter locknut 3-9 by device 3-10 Tightly, two wheel 8-9 use the spoke hole of the axis skin 2-4-1 of spoke connecting rocker arm driving mechanism 4 and cam drive mechanism 6 respectively On, the support rod 8-4 other end is screwed at the boss hole 3-8 of connecting fork 3.

Embodiment two

As shown in Figure 22,23, for the double-driving bicycle combined with lever driving is driven by rocker arm,

Double-driving bicycle includes vehicle frame 8, driving mechanism for rocker arm 4, lever drive mechanism 5, and the vehicle frame 8 includes voluntarily Vehicle frame 8-1, breeches pipe 8-2, rear clothes hanger 8-3, support rod 8-4, vehicle frame axis 8-5, vehicle seat 8-7, wheel 8-9, bicycle frame 8-1 For v-shaped tube body, one end solid welding breeches pipe 8-2, the other end have fixed vehicle seat hole 8-8, v-shaped tube body bending part to have vehicle frame axis hole 8-6, There are rear clothes hanger hole 8-10, support rod 8-4 to be fixed on one end the upper of rear clothes hanger 8-3 at the 8-8 of vehicle seat hole, can be rotated, rear clothes hanger 8-3 is fixed at the rear clothes hanger hole 8-10 of bicycle frame 8-1, and vehicle seat 8-7 inserts solid in the 8-8 of vehicle seat hole, v-shaped tube body bending part It is inserted into the lever connector 5-7U shape mouth of lever drive mechanism 5, vehicle frame axis 8-5 is sequentially inserted into the company of lever drive mechanism 5 Meet hole 5-7-2, vehicle frame axis hole 8-6, in the connecting hole 5-7-2 of the other side, it is fixed.Remove the steering shaft 3-4's of driving mechanism for rocker arm 4 Steering shaft 3-4 is inserted into the breeches pipe 8-2 of vehicle frame 8, then is sequentially loaded into limiter 3- by limiter locknut 3-9, limiter 3-10 10, it limiter locknut 3-9 and tightens, two wheel 8-9 use spoke connecting rocker arm driving mechanism 4 and lever drive mechanism 5 respectively Axis skin 2-4-1 spoke hole on.The support rod 8-4 other end is screwed at the boss hole 3-8 of connecting fork 3.

Claims (1)

1. a kind of manually driven mandril rack gearing, including post rod parts (1), gearbox parts (2), connecting fork (3), it is characterised in that: the post rod parts (1) include mandril (1-1), mandril housing (1-2), band boss housing connection spiral shell Silk (1-3), first linear bearing (1-5), linear bearing support sleeve (1-6), mandril connecting shaft (1-8), U-shaped mandril ear (1- 10), second linear bearing (1-11), the mandril (1-1) are cylinder stock, and top is welded with U-shaped mandril ear (1-10) admittedly, There is through-hole on its two sidewalls, the mandril housing (1-2) is the interior cylindrical drum for having ladder hole, cylinder underfill aperture and mandril (1- 1) cooperate, have internal screw thread at the top of cylinder, be sequentially loaded into second linear bearing (1-11), linear bearing branch in mandril housing (1-2) Support set (1-6), first linear bearing (1-5) and holding out against are a tight fit on the interior bottom end mandril housing (1-2), as mandril (1-1) Through housing connecting screw boss (1-4) be inserted into second linear bearing (1-11), linear bearing support sleeve (1-6), first it is straight Spool holds the internal diameter of (1-5) composition into tight fit；The gearbox parts (2) include rack gear (2-1), gauge bar (2-2), rack gear Spring (2-3), transmission shaft sub-unit (2-4), gear-box connect boss (2-5), spill spring card (2-7), half gear-box (2- of a left side 10), right half gear-box (2-11), the transmission shaft sub-unit (2-4) is by axis skin (2-4-1), boss bearing (2-4-4), tooth Flywheel (2-4-6), reel teeth flywheel (2-4-7), transmission shaft lever (2-4-8), washer (2-4-9), transmission shaft lever nut (2-4- 10) form, wherein tooth flywheel (2-4-6) include very heavy spring (2-4-602), very heavy (2-4-604), ball (2-4-606), Geared sleeve (2-4-608), pressing plate (2-4-609), tooth flywheel core (2-4-612) composition, geared sleeve (2-4-608) are inner peripheral surface The gear external member that upper intermediate position has unidirectional tooth (2-4-605), two sides to have ball grooves (2-4-607), ball (2-4-606) are set Full gear core (2-4-612) is the boss of same centre bore, various outer diameter in ball grooves (2-4-607), and outermost is pressing plate boss (2-4-6121), there is screw thread on inner peripheral surface, and there are four rectangle is recessed on the periphery of gear core (2-4-612) second boss Slot fixes very heavy spring (2-4-702) and very heavy (2-4-704) in slot, and gear core (2-4-612) is inserted into geared sleeve (2-4- 608) ratchet mechanism, the spiral shell of pressing plate (2-4-609) are constituted with unidirectional tooth (2-4-605) cooperation in geared sleeve (2-4-608) in The screw thread of line and pressing plate boss (2-4-6121) is screwed together, and geared sleeve (2-4-608) is made to be fixed tightly in gear core (2-4-612) On, reel teeth flywheel (2-4-7) be by Flywheel disc (2-4-701) and gear core (2-4-612) outer end face it is concentric, with diameter welding It forms together, has through-hole in axis skin (2-4-1), have on the external cylindrical surface of both ends rectangular recess (2-4-2), one end and reel teeth fly Gear core (2-4-612) the inner convex platform insertion cooperation for taking turns (2-4-7) is fixed, the gear core (2- of the other end and tooth flywheel (2-4-6) 4-612) inner convex platform insertion cooperation is fixed, and makes the ratchet mechanism of reel teeth flywheel (2-4-7) and the gear core of tooth flywheel (2-4-6) (2-4-612) ratchet mechanism direction is identical, each fixing lug boss bearing (2-4-4) in axis skin (2-4-1) inner via hole both ends, transmission shaft (2-4-8) penetrates two boss bearing (2-4-4) internal diameters and fixes, on the transmission shaft (2-4-8) of two boss bearings (2-4-4) outside It respectively wears a washer (2-4-9), constitutes transmission shaft sub-unit (2-4), rack gear (2-1) is that upper surface has rack gear, interior has stepped hole Square tube, rack gear spring (2-3) covers on gauge bar (2-2), and rack gear spring (2-3) is inserted into the square tube stepped hole of rack gear (2-1) and constitutes Rack gear rack gear spring gauge bar sub-assembly, half gear-box of a left side (2-10), right half gear-box (2-11) are reversed each other, same to knot Half gear-box of structure, top solid welding has square-tube type gear-box connection boss (2-5) and is provided with to be cooperated with spill spring card (2-7) Spill spring card mounting groove (2-8), two rack gears (2-1) are respectively placed in left half gear-box (2-10), half gear-box (2- of the right side 11) in, the reel teeth flywheel (2-4-7) of transmission shaft sub-unit (2-4) and the gear parts of tooth flywheel (2-4-6) are respectively placed in two On rack gear (2-1), the both ends transmission shaft lever (2-4-8) be through left half gear-box (2-10), right half gear-box (2-11) respectively In transmission shaft lever mounting hole (2-9), left half gear-box (2-10), right half gear-box (2-11) are aligned and with transmission shaft lever nuts (2-4-10) is fastened on left half gear-box (2-10), on right half gear-box (2-11), and spill spring card (2-7) is stuck in spill bullet On spring card mounting groove (2-8)；The connecting fork (3) includes post rod parts installing pipe (3-1), gearbox parts installing pipe (3-2), steering shaft (3-4), slide plate (3-6), connecting fork boss (3-7), limiter locknut (3-9), limiter (3-10), slide plate Fixed screw (3-12), gear-box fixed screw (3-13), post rod parts installing pipe (3-1) are the U-shaped thin skin round tube in right angle, gear Box part installing pipe (3-2) is the U-shaped thin skin square tube in right angle identical with post rod parts installing pipe (3-1) size, and two pipes are overlapped solid Fixed integral, top has connecting fork groove (3-3) at U-shaped two right-angle turnings of gearbox parts installing pipe (3-2), two companies It connects fork boss (3-7) to be fixed on the lateral surface at U-shaped two right-angle turnings of post rod parts installing pipe (3-1), connecting fork is convex Have on platform (3-7) connecting fork boss hole (3-8), steering shaft (3-4) is fixed in the upper cross face of post rod parts installing pipe (3-1) Heart point, two pieces of slide plates (3-6) are respectively symmetrically fixed on the upper cross face two sides of post rod parts installing pipe (3-1), limiter (3- 10) it is placed on steering shaft (3-4), limiter locknut (3-9) makes limiter (3-10) be fixed together with steering shaft (3-4), uses The slide plate upper end (3-6) and limiter (3-10) are fixed together by slide plate fixed screw (3-12)；Always it is connected as two gear-boxes It connects boss (2-5) to be inserted into respectively in two holes of gearbox parts installing pipe (3-2) of connecting fork (3), fixes spiral shell with gear-box Silk (1-3) is connected and fixed, and is sequentially loaded into second linear bearing (1-11), linear bearing support sleeve (1-6), first Two mandril housings (1-2) of linear bearing (1-5) are inserted in respectively in two mandril assembly installing pipes (3-1), and are placed in mandril The boss housing connecting screw (1-3) on the top assembly installing pipe (3-1) is screwed together, the mandril (1- of two post rod parts (1) 1) first linear axis (1-5) internal diameter, linear bearing support sleeve are inserted in through band boss housing connecting screw (1-3) inner hole respectively (1-6), second linear bearing (1-11), and withstood on the side end face of rack gear (2-1) through the hole spill spring card (2-7), it pushes up Bar connecting shaft (1-8) sequentially passes through hole U-shaped mandril ear (1-10) of the slideway (3-5) of slide plate (3-6), mandril (1-1), makes slideway It is inner and be secured with nuts that (3-5) is stuck in mandril connecting shaft (1-8), so that mandril (1-1) is moved along a straight line along slideway (3-5), constitutes top Bar rack gearing.