CN2556117Y

CN2556117Y - Trailing linear reciprocating driver

Info

Publication number: CN2556117Y
Application number: CN 02238886
Authority: CN
Inventors: 钱祖凡
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-06-17
Filing date: 2002-06-17
Publication date: 2003-06-18
Anticipated expiration: 2012-06-17

Abstract

The utility model discloses a technical proposal of a trailing linear driving mechanism, which comprises a gliding frame, a random chain-grasping reversing mechanism, a flywheel, a driven chain wheel, a chain and a cell guide. A drive is arranged in the utility model. The main frame of the drive mainly consists of the cell guide, an assisting frame pole and a main frame end plate. The two ends of the drive are provided with the flywheel, the driven chain wheel and the chain. The cell guide used for directional linear gliding is arranged on the side of the plane of a chain circle. A foot pedal and a hand tie bar, which are used for forcing and pushing, are arranged on the gliding frame of the cell guide. The gliding frame can move up and down. The core box of the random chain-grasping reversing mechanism is placed at the plane of the chain circle. The random upper and lower gliding bars in a related component of the core box are also covered and arranged on the cell guide. The chain-grasping tooth plate on the core box is floating chase connected with the gliding frame through an up-down drawing-connecting rod and a connecting-rod drawing faster. The utility model provides a labor-saving, comfortable, and highly efficient linear reciprocating driving mechanism. In particular, the utility model is suitable for manpower-driven vehicle equipment, including a vehicle driven by two people. So the ordinary walking-replacing and body exercise needs are met.

Description

Pull-type straight line reciprocating actuator

Technical field

The utility model relates to mechanical driving mechanism, and that uses on specifically a kind of unpowered vehicle affects the driving device of chain operation with the manpower straight line, and the power wheel that it is mainly used in three-wheel or four-wheeled drives.

Background technology

Any vehicle all needs power driven, is used for non-maneuverable bicycle in a large number by the manually driven mode.The needs that bicycle is adapted to ride instead of walk, its appearance has nearly bicentenary history, and the relevant so far improved patent of bicycle is still a lot.They mostly concentrate on relevant miniaturization design, about the improvement of performance and comfort level, and perfect about assisting device, and about helping the disabled and the styling design aspect of body movement aspect special purpose.From the operation scheme of mechanism driving, rotatablely moving promotes to move two kinds with straight line, and traditional rotation scrunches mode, and is classical and effective, but its work efficiency does not have straight line to scrunch the type of drive height of operation.

Chinese patent 99108216.8 (CN1275511A) has proposed the bicycle that a kind of straight line scrunches, its driver train is two rack drives mechanisms, being arranged in the tooth bar that chute moves is positioned on the square cant beam, step on the drive tooth bar with pedal and then spur sprocket wheel, reach rear wheel and make it to rotate, and utilize a reseting gear to realize resetting control.Its process is fairly simple, but needs two cover parts to take turns to operate, and framing member processing is relatively more difficult.

Chinese patent 99123093.0 (CN1298824A) has proposed a kind of rocker-type bicycle, the former bar that shakes of two foot-operated application of forces about its driver train adopts, the rocking bar rear end is connected the trailing wheel axle head, the driven rocking bar of intermediate transit, latter's front end promotes minor sprocket, drive to two gear stages through coaxial big sprocket, be delivered at last on the back-wheel drive axle.This example also belongs to straight line and scrunches, but the transmission conversion links is many, and efficient can decrease unavoidably and influence original intention.

In the utility model people patent application (application number is 01132621.2) formerly " draw-off chain-pulling bicycles " proposed, wherein adopted the frame mode of steel rope tractive, yet can constantly take place to curl in the wire rope transfers torque process, and then can influence normal running, in addition, also can produce discontinuous phenomenon the in service of its direction reverser.

Obviously, the mechanism that scrunches the mode transmission with straight line at first should guarantee its smooth and easy continuous operation, and tries one's best when reducing difficulty of processing, makes great efforts to reduce dry run, improves driving efficiency, especially will avoid transmission link too much, and system's chain is long.

Summary of the invention

The utility model is intended to propose a kind of pull-type straight line actuating device of manpower unpowered vehicle equipment.It is more flexible on force mechanism, design leeway is big, this apparatus is applicable to common riding instead of walk and comprehensively the exercise needs of two aspects of health (), and its point of view pulls the direction straight line application of force based on pedaling at the state lower edge foot that approaches the nature sitting posture as far as possible, drives the drive wheel running by chain-driving again.

Pull-type straight line reciprocating actuator of the present utility model comprises the slippage frame, servo-actuated bitch chain direction reverser, and flywheel, driven sprocket, chain, guide pillar, it is provided with:

1), the body frame of an actuator, mainly constitute by guide pillar, sub-frame post and body frame end plate, flywheel and driven sprocket are established in the two ends of body frame, and chain is installed therebetween, guide pillar and the sub-frame post used for directed straight line slippage are located at by the side on chain ring plane; The slippage frame and the servo-actuated bitch chain direction reverser that drive usefulness are installed on the guide pillar;

2), said slippage frame with the slippage frame in its assembly up and down draw runner be set in the guide pillar upper edge it slide up and down, be fixed with pedal and hand lever that the application of force promotes usefulness on the bilateral splint of slippage frame;

It is characterized in that:

3), said servo-actuated bitch chain direction reverser, its core box parts are positioned at the plane at chain ring place, servo-actuated in the related part of core box draw runner up and down is set on the guide pillar, and the bitch chain tooth plate is installed in the core box, and the bitch chain tooth plate is drawn connecting rod and connecting rod to draw to fasten and slippage frame suspension joint by upper and lower.

4), a reverse stroke compensating device that is used to guarantee servo-actuated bitch chain direction reverser serviceability, be located at the downside of driven sprocket, the chain front flank Elastic Contact of its arm rest and driven sprocket.

Above-mentioned core box is provided with bitch chain tooth plate and chain guard, have protect the protruding chain guard of chain arc be located at the bitch chain tooth near.

Pull-type straight line reciprocating actuator of the present utility model, its good effect mainly contains:

1, the design's driving mechanism structure is simple, and processing is installed in whole device on the live axle of vehicle chassis frame during application easily, thus high efficiency, even increase the conversion of one-level chain, still relatively effectively;

2, owing to be fit to use both hands and feet, the mode of drawing of stepping on is moved, so use the more stable three-wheel or the version of four-wheel, being used for exercise and short distance rides instead of walk, train on is comprehensive, and it can further develop into the vehicle that many people pull together to ride from single, double, or is used for athletic competition;

3, learn easily and ride and grasp, especially original people that can be not by bike is suitable equally;

4, center of gravity is low, and safety is good, seat is pedaled made into to be the backrest seat, is more suitable in old weak person and leisure gang.

Description of drawings

Fig. 1 is the utility model structural representation.

Fig. 2 is the plan structure scheme drawing of Figure 1A-A diagrammatic cross-sectional view.

Fig. 3 is the structural relation figure of oscillating type bitch chain tooth plate.

Fig. 4 is the structural representation of reverse drive compensating device.

Fig. 5 is the structural relation figure of translational bitch chain tooth plate.

Fig. 6 is another kind of Sliding Structures device graph of a relation.

Fig. 7 is the single driving three-wheel vehicle structural representation of one of Application Example.

Fig. 8 is the plan structure scheme drawing of Fig. 7 Application Example.

Fig. 9 is two a double driving three-wheel vehicle structural representation of Application Example.

Among the above-mentioned figure: 1. body frame 2. flywheels 3. chains 4. slippage framves 5. pedals 6. hand levers 7. guide pillars 8. driven sprockets 9. chain wheel supports 10. reverse stroke compensation arrangements 11. sub-frame post 11A. lead and draw under the connecting rod 14. core boxes 15. servo-actuated bitch chain changement 16. servo-actuated upper draw runner 17. chain guards 18. servo-actuated lower draw runner 19. bitch chain tooth plates 20. slippage framves draw runner 21. drop links 22. connecting rods to draw on the tongue 12. slippage framves on the draw runner 13. to fasten 23. slippage frame front plates, 24. slippage frame rear plates, 25. transition connecting plate, 26. core box base plates, 27. minor axises, 28. pull bar bolt connecting holes, 29. bitch chain teeth, 30. spacer pins, 31. bitch chain teeth, 32. link plates, 33. truss, 34. locating holes, 35. extension springs, 36. powerful stage clip 37. arm rests 38. arm axles 39. damping reeds 40. guide grooves 41. driving levers 42. plate column type guide rails 43. chutes 44. seats 45. vehicle frames 46. steering wheels 47. foot control rudder horns 48. driving wheels 49. pull bar handgrips 50. handrails 51. driven wheels

The specific embodiment

Be described further below in conjunction with embodiment and accompanying drawing thereof:

Shown in Fig. 1 drawing, the pull-type straight line reciprocating actuator that embodiment provides, it is the directed driving device of a straight line dragging type chain.Wherein be provided with: the body frame 1 of an actuator, mainly constitute by guide pillar 7, sub-frame post 11 and body frame end plate, this routine body frame 1 is a connecting struts with guide pillar 7 and sub-frame post 11, the tongue 11A position double as linear directional of leading of sub-frame post leads.Flywheel 2 (band drive sprocket) and driven sprocket 8 are established in the two ends of body frame, and chain 3 is installed therebetween, and guide pillar and sub-frame post are located at the side on chain ring plane other (on the drawing backward).Slide device is installed on the guide pillar, promptly drives the slippage frame 4 of usefulness and comprise the servo-actuated bitch chain direction reverser 15 of core box parts.Body frame is installed on the car body underframe in the application medium dip, in order that get driver's natural sitting posture state and the orientation that makes things convenient for the application of force; Its slippage frame up and down draw runner 12,20 be set in guide pillar 7 upper edges its up and down orientation slide, and be the tongue of leading of slide rail with 11A.Be fixed with pedal 5 and the hand lever 6 that the application of force promotes usefulness before and after the slippage frame on the clamping plate, be used for the pedal hand-pulled promotion of manpower; Core box 14 in the said servo-actuated bitch chain direction reverser is positioned at the plane work at chain ring place, and core box 14 and servo-actuated draw runner 16,18 up and down are connected and fixed, and servo-actuated draw runner up and down also is set on the guide pillar 7.Bitch chain tooth plate 19 is installed in the core box 14, the bitch chain tooth plate by on draw connecting rod, drop links and connecting rod to draw to fasten and balladeur train 4 suspension joints servo-actuated and realize the action of control bitch chain when slippage frame 4 drags up and down.Among the figure: flywheel 2, power drive sprocket just can transmit by the conversion of between centers sprocket wheel during its external installation and change distance, or directly replace with live axle.The 17th, chain guard, it is protruding to protect the chain arc above, and chain is spacing when being used to commutate, and assurance bitch chain tooth is cut smoothly.The 10th, guarantee the reverse stroke compensating device that servo-actuated bitch chain direction reverser incision action is carried out smoothly.In addition as shown, driven sprocket support 9 is provided with a chain tension adjusting device, is used for spurring the tensioning degree that the driven chain wheel shaft is regulated chain, and this example has been selected for use and the same structure of existing bicycle chain tension adjusting device.This actuator is installed connection by external piece and vehicle frame.

Shown in Figure 2 overlooks on the section, the most beneath is the following frame plate of body frame 1, guide pillar 7, sub-frame post 11 are erect both sides, the left side is a pedal 5, captive joint with slippage

frame clamping plate

23,24 and following draw runner 20, core box 14 is cutd open is the cross section, wherein contains bitch chain tooth plate 19, lower link 21 and flywheel, flywheel is blocked in the bottom.Chain 3 both sides be on the chain guard 17 to protect the chain arc protruding.Core box 14 is installed rebound 25 by core box and is connected with draw runner 18 under the servo-actuated that usefulness is installed, draw runner 18 then is sleeved on the guide pillar 7 under the servo-actuated, draw runner 20 under draw runner 18 and the slippage frame under the servo-actuated, their the right are equipped with jaw and cooperate and slide against on the sub-frame post conduct of 11A place and lead the part of tongue.Two straps (23,24) on hand lever 6, the pedal 5 place slippage framves show with connection relation on every side is clear thus.

Fig. 3 has represented the bitch chain device unit construction in the core box parts.It belongs to oscillating type bitch chain mechanism.Bitch chain tooth plate 19 is fixed on the core box base plate 26 by minor axis 27,28 is pull bar bolt connecting bore, swing commutation when spurring up and down, specifically, the process of its servo-actuated commutation control such as following: when its pulling downwards, bitch chain tooth 31 stretches out chain pin fixed up left, change into when upwards spurring, bitch chain tooth 31 withdraws from engagement, and bitch chain tooth 29 stretches out to the right chain pin is decided simultaneously, and it is up to drive chain.The 30th, locating dowel pin.The bitch chain tooth advance the incision of can leading smoothly when the chain face commutates under the cooperation of flute profile.

Reverse drive compensating device shown in Figure 4 is arranged on the driven sprocket place downside of frame plate on the support body, promptly is positioned to draw away the oral area position under the chain.The link plate 34 of this device and 8 coaxial connections of driven sprocket, link plate 34 is provided with the arm rest 37 that sways, the upper arm end forward contacts with sprocket, the underarm end is connected with an extension spring 35, all the time be in the state that (oppositely being subjected to elastic force) acts on the chain flank of tooth when making it clockwise, form back the retaining stroke when being in operation 19 commutations of bitch chain tooth plate, overcome issuable bitch chain tooth moment fore-set phenomenon, be convenient to the incision of bitch chain tooth, realize smooth commutation.36 are the powerful stage clip of dislocation buffering.38 are the fixing arm axle of usefulness.Knock hole 34 is used for installing regulating locatees.39 are the damping reed.Truss 33 is as above-mentioned all fixing.This example constitutes examples of implementation of Elastic Contact compensation.Its structure to be intended to its arm rest will with the chain front flank Elastic Contact of driven sprocket, keep applying an opposite force, when the chain dislocation of application of force commutation both sides, eliminate the fore-set phenomenon.

Translational bitch chain tooth plate constructional drawing shown in Figure 5 is as another structure embodiment of bitch chain tooth plate.Both structural similitudies.The bitch chain plate has wherein also increased the driving lever 41 of an indirectly-acting in 40 operation commutations of guide groove.

Fig. 6 then is another embodiment as the guide pillar structure.Wherein 4 for the slippage frame, Guan Lian servo-actuated bitch chain direction reverser with it, its marriage relation also with illustrate identical.The 42nd, the flat-rack guide pillar of different structure.43 is chute.The slippage frame can move along the directed straight line of guide pillar.Especially lower at sitting posture, when application of force direction was tending towards level, the operational effect of chute was better.

Fig. 7,8 and Fig. 9 be respectively two Application Examples of the present utility model.The manpower of Fig. 7,8 examples drives three-wheel vehicle, belongs to the non-motor tricycles bicycle that single driving is used.It is mainly by vehicle frame 45, steering wheel 46, and drive wheel 48, driven wheel 51, pedal 5, seat 44, handle and transmission, brake gear are formed, and brake gear uses traditional structure.Set vehicle frame band chassis, wheel is established three, and drive wheel is in the right front, and behind the direction wheel seat, actuator is installed on the vehicle frame before the seat, and actuator 1 is provided with two pedals, 49, two handles 50 of two hand levers, and be provided with the rudder horn 47 of two pin positions.This example is used both hands and feet, wherein pin hold concurrently prosecutor to.On the basis of present embodiment, can widen vehicle frame, and the seat, change by two people's cooperations and drive, to pull together to drive, this has just become the tricycle of the easiest a kind of double driving.

Among the embodiment shown in Figure 9, be provided with double seat, other changes and puts steering wheel 46 in preceding, drive wheel 48 in after, the front stall driver grasps direction and brake, the 50th, before the straight formula car, the back seat driver is responsible for driving, the drawing inboard of drive wheel 48 is driven wheels 51, and actuator is located at the central frame beam position, and the live axle that utilizes sprocket wheel that the back is passed in torque gets on.Foot-operated pedal 5 pulls pull bar handgrip 49, and alternately used pulls together to drive to move ahead.44 is seat.This example is applicable to three-wheel, also can be four-wheel, cart body.

Tricycle application examples below in conjunction with above-mentioned single driving is sketched its working process with regard to pull-type straight line reciprocating actuator of the present utility model:

1, get on the bus in place;

2, with a foot control system yaw rudder, a pedal is stepped on, and holds hand lever for one and prepares to lift, and the another hand can be held the handrail handle, pedal hand-pulled being used alternatingly.

When 3, scrunching, slippage frame 4 straight lines are descending, draw through connecting rod and fasten 22 and drive drop links 21 and make bitch chain tooth 31 incision left side chains on the bitch chain tooth plate 19, continue the application of force, flywheel 2 operations, drive wheel (axle) rotation, drive to move ahead (drawing is turned left);

4, scrunch in the process or when putting in place, stop the application of force, flywheel action, car can keep forward that inertia moves ahead, and prepare commutation;

When 5, the hand application of force upwards lifted, slippage frame 4 straight lines were up, drew connecting rod 13 that the bitch chain tooth 29 of bitch chain tooth plate 19 is moved to right in the drive and cut the right chain, continue the upwards application of force, flywheel 2 is driven continues former direction rotation, and drive wheel (axle) rotates, and continues to drive to move ahead (drawing is turned left);

The hand application of force lifts in the process or when putting in place, stops the application of force, and car can keep inertia;

Repeat aforementioned pedal hand-pulled operating process, it is more than to move ahead.

Claims

1, a kind of pull-type straight line reciprocating actuator comprises slippage frame (4), servo-actuated bitch chain direction reverser (15), and flywheel (2), driven sprocket (8), chain (3), guide pillar (7), it is provided with:

1), the body frame of an actuator (1), mainly constitute by guide pillar (7), sub-frame post (11) and body frame end plate, flywheel (2) and driven sprocket (8) are established in the two ends of body frame (1), chain (3) is installed therebetween, and guide pillar (7) and the sub-frame post (11) used for directed straight line slippage are located at by the side on chain ring plane; The slippage frame (4) and the servo-actuated bitch chain direction reverser (15) thereof that drive usefulness are installed on the guide pillar (7);

2), said slippage frame (4) with the slippage frame in its assembly up and down draw runner (12,20) be set in guide pillar (7) upper edge it slide up and down, be fixed with pedal (5) and hand lever (6) that the application of force promotes usefulness on the outside clamping plate of slippage frame (4);

It is characterized in that:

3), the core box parts of said servo-actuated bitch chain direction reverser (15) are positioned at the plane at chain ring place, servo-actuated in core box parts draw runner (16,18) up and down is set on the guide pillar (7), bitch chain tooth plate (19) is installed in the core box (14), and the bitch chain tooth plate is drawn by last drop links (13,21) and connecting rod and fastens (22) and slippage frame (4) suspension joint.

4), a reverse stroke compensating device (10) that is used to guarantee servo-actuated bitch chain direction reverser serviceability, be located at the downside of driven sprocket (8), the chain front flank Elastic Contact of its arm rest (37) and driven sprocket (8).

2, pull-type straight line reciprocating actuator as claimed in claim 1 is characterized in that said core box (14) is provided with bitch chain tooth plate (19) and chain guard (17), have protect the protruding chain guard of chain arc (17) be located at bitch chain tooth (29,31) near.