CN101134457A - Brake for industry vehicle - Google Patents
Brake for industry vehicle Download PDFInfo
- Publication number
- CN101134457A CN101134457A CNA2007101335106A CN200710133510A CN101134457A CN 101134457 A CN101134457 A CN 101134457A CN A2007101335106 A CNA2007101335106 A CN A2007101335106A CN 200710133510 A CN200710133510 A CN 200710133510A CN 101134457 A CN101134457 A CN 101134457A
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- moving device
- weldment
- brake
- base plate
- fixed base
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Abstract
The present invention relates to one kind of industrial vehicle brake, which includes one stopping brake pedal welded on the stopping brake base board, one stay fixing ring fixed on the stopping brake pedal, one braking pawl and one upper pressing board set inside the shaft sleeve of the stopping brake base board, one return spring with one end connected to the stopping brake base board and the other end connected to the return baffle on the stopping brake pedal, and one torsion spring with one end connected to the stopping brake base board and the other end connected to the braking pawl. The industrial vehicle brake can ensure the safety and reliability of the parked industrial vehicle, and has simple operation.
Description
Technical field
The present invention relates to a kind of brake for industry vehicle, specifically be used for the safe and reliable and simplification of support vehicles when parking and improve operation.
Background technology
In prior art, brake for industry vehicle adopts hand braking usually.Hand braking drg generally is made up of handle, ratchet, retracing spring etc.When needs stop when moving, press the button, ratchet and ratchet are thrown off, and pull at fixed handle, and handle drives ratchet and makes circular movement, and ratchet links to each other with brake pulling wire, and the generation of brake cable tension drg is stayed moving.Remove when moving when needs, press the button, ratchet and ratchet are thrown off, and handle is homing under the effect of drg and retracing spring.Owing to when the pulling handle, need overcome the dual pulling force that draws spring and brake spring again, move so need firmly just can finish to stay; When the handle return, because the effect of two springs makes return rapid, the hand of might touching a tender spot.This makes troubles for Ms and weakling's driving.
Summary of the invention
The objective of the invention is to overcome above-mentioned weak point, thereby a kind of brake for industry vehicle is provided, can satisfy and ensure industrial vehicle safe and reliable when parking, and operation is succinct, lightly nimble, and can alleviate the labour intensity of navigating mate greatly.
Main solution of the present invention is achieved in that
The present invention mainly adopts in moving device pedal weldment and is fixed on moving device fixed base plate weldment, the backguy set collar is fixed on stays on the moving device pedal weldment, braking ratchet and top board weldment order cover are respectively entered on the axle sleeve of moving device fixed base plate weldment, retracing spring one end connects the L shaped plate of staying on the moving device fixed base plate weldment, the other end connects with reseting baffle on staying moving device pedal weldment, torsion spring one end connects stays moving device fixed base plate weldment, the other end connects with the braking ratchet, and brake cable is connected on the backguy set collar.
Described braking ratchet is provided with kidney slot.
Described axle sleeve is shaped as the cylindrical outer shape of three grades of steps.
Described axle sleeve is shaped as the T shape cylindrical outer shape of two-stage step.
Described stay moving device pedal weldment by stretcher, stay moving device pedal rod, reseting baffle is formed, reseting baffle is arranged on stays on the moving device pedal rod, stretcher with stay moving device pedal rod and combine to form and ride the axis that center of gyration is passed on the application force plane.
Describedly stay moving device pedal weldment and be provided with pawl slot
The described outer shape of moving the device pedal rod of staying is S-shaped approximately.
Compared with the prior art the present invention has the following advantages:
The present invention is simple, compact and reasonable for structure; Because it adopts external toothing ratchet-type mechanism, in the mode of operated by foot, once finish stopping brake locking according to operated by foot, operated by foot is once finished the sequential loop operation that driving release is unclamped again; Adopt this kind mechanism not only to satisfy and ensured safe and reliable requirement when electric industry vehicle is parked, also alleviated the labour intensity of navigating mate greatly, simplified control step; Can satisfy and ensure industrial vehicle safe and reliable when parking, and operation is succinct, lightly nimble.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a structure I enlarged drawing of the present invention.
Fig. 3 is moving device pedal weldment structural representation for the present invention stays.
Fig. 4 is a retracing spring mounting structure scheme drawing of the present invention.
Fig. 5 is moving device fixed base plate weldment axle sleeve 2a, braking ratchet and top board weldment assembling scheme drawing for the present invention stays.
Fig. 6 is moving device fixed base plate weldment axle sleeve 2b, braking ratchet and top board weldment assembling scheme drawing for the present invention stays.
The specific embodiment
Embodiment during following the present invention incites somebody to action in conjunction with the accompanying drawings is further described:
The present invention is mainly by backguy set collar 1, stay moving device fixed base plate weldment 2 (L shaped plates 26, axle sleeve 2a, axle sleeve 2b), top board weldment 3, braking ratchet 4, torsion spring 5, retracing spring 6, stay moving device pedal weldment 7 (stretchers 20, stay moving device pedal rod 21, reseting baffle 22) and brake cable 8, center 9, center 10, center 11, center 12, center 13, foot-operated application force plane 23, center, hook hole 27, spring stress line of centers 28, center, hook hole 29 compositions such as grade.
The present invention mainly adopts in moving device pedal weldment 7 and is fixed on moving device fixed base plate weldment 2, backguy set collar 1 is fixed on stays on the moving device pedal weldment 7, after navigating mate imposes foot-operated application force, stay moving device pedal weldment 7 around center 10 left-hand revolutions of staying on the moving device fixed base plate weldment 2 with making.Drive backguy set collar 1 and produce brake action around the center 9 clickwise liftings tension brake cable 8 of staying moving device pedal weldment 7, traction reduction spring 6 stretches and produces pulling force simultaneously.Retracing spring 6 one ends connect to be stayed moving device fixed base plate weldment 2, the other end with stay the reseting baffle 22 that moves on the device pedal weldment 7 and connect.After turning over certain angle in moving device pedal weldment 7, stay moving device pedal weldment 7 and stir braking ratchet 4, the kidney slot center 12 of braking ratchet 4 overlaps with staying the center of moving on the device fixed base plate weldment 2 11, around center 11 clickwises of staying on the moving device fixed base plate weldment 2.Braking the 5 revolution compression generations of ratchet 4 drive torsion springs this moment reverses elastic force and the C.C.W. rotation displacement is arranged.Torsion spring 5 one ends connect stays moving device fixed base plate weldment 2, and the other end connects with braking ratchet 4.Because the elastic force that reverses that produces is compressed in torsion spring 5 revolutions, make that the pawl teeth on the braking ratchet 4 falls to being positioned to stay the pawl slot that moves on the device pedal weldment 7 automatically.Centering on after center 10 left-hand revolutions on the moving device fixed base plate weldment 2 arrive suitable stopping brake position, withdraw the foot-operated application force that applies in moving device pedal weldment 7.Traction is stayed the ratchet that the pawl slot on the moving device pedal weldment 7 promotes on the braking ratchet 4 and is made braking ratchet 4 produce displacement along kidney slot under the effect of the breaking force that the spring tension of retracing spring 6 and brake cable 8 produce, make on it center 13 with stay the center of moving on the device fixed base plate weldment 2 11 and overlap.Related make torsion spring 5 revolution compression and rotate counterclockwise be displaced to about level attitude.At this moment act on the application force of braking ratchet 4 in moving device pedal weldment 7 and passed the center of staying on the moving device fixed base plate weldment 2 11, torsion spring 5 acts on the elastic force of braking on the ratchet 4 that reverses and has also passed the center of moving on the device fixed base plate weldment 2 11 of staying in addition.Make whole equipment mechanism arrive firm application force dead center position.Do not rotate and displacement under the effect of the breaking force that can produce because of the spring shrinkage tensions and the brake cable 8 of retracing spring 6.Thereby ensured industrial vehicle safe and reliable when parking.
After navigating mate imposes foot-operated application force once more, stay moving device pedal weldment 7 around center 10 left-hand revolutions of staying on the moving device fixed base plate weldment 2 with making.Stay kidney slot center 13 that moving device pedal weldment 7 stirs braking ratchet 4 simultaneously and stay the center of moving on the device fixed base plate weldment 2 11 and overlap, around center 11 clickwises of staying on the moving device fixed base plate weldment 2, the ratchet on the feasible braking ratchet 4 is away from staying moving device pedal weldment 7.This moment is because torsion spring 5 acts on the reverse elastic force of braking on the ratchet 4 has passed the center of staying on the moving device fixed base plate weldment 2 11 and arrived firm application force dead center position, therefore can not make the displacement that rotates of braking ratchet 4, lose and act on the application force that passing on the braking ratchet 4 stayed the center 11 on the moving device fixed base plate weldment 2 thereby stay moving device pedal weldment 7.Changed the steady status of whole equipment mechanism.At this moment the foot-operated application force that cancellation applies centers under the draw of the breaking force that moving device pedal weldment 7 will produce at the spring tension and the brake cable 8 of retracing spring 6 and stays center 10 clickwises that move on the device fixed base plate weldment 2.After rotating to certain angle, stay moving device pedal weldment 7 and will stir braking ratchet 4 around center 11 left-hand revolutions of staying on the moving device fixed base plate weldment 2, under the effect of torsion spring 5, promote braking ratchet 4 left-hand revolutions then and produce displacement along kidney slot, the center 12 on it that makes overlaps once more with staying the center of moving on the device fixed base plate weldment 2 11, and lax generation of torsion spring 5 revolutions simultaneously reversed elastic force and the clws rotation displacement is arranged.Stay moving device pedal weldment 7 subsequently and get back to incipient state.Whole equipment mechanism just is in driving and discharges releasing orientation, and industrial vehicle can cruising work.In this course, the operation of navigating mate is light and handy nimble comfortable, has alleviated the labour intensity of navigating mate greatly.
Described each parts of staying in the moving device pedal weldment 7 adopt the impact style manufacturing, connect with the mode of welding.So not only be easy to produce in enormous quantities and make, also reduced productive costs significantly, when having saved worker.Described staying moved device pedal weldment 7 by stretcher 20, in moving device pedal rod 21, reseting baffle 22 is formed, reseting baffle 22 is arranged on stays on the moving device pedal rod 21, stretcher 20 with stay moving device pedal rod 21 and combine formation and ride the axis that center of gyration 10 is passed on application force plane 23.This scheme can make the moment that foot-operated application force produced that applies on the stretcher 20 keep maximum by actv., and remains unchanged substantially in the navigating mate operating process.Thereby effectively reduce the labour intensity of navigating mate, improve the operation comfort of navigating mate.
The described profile of moving device pedal rod 21 of staying is S-shaped, this profile is not prolonging the foot-operated application force that applies on the stretcher 20 to the situation of the arm of force distance at center 10, improve whole part and stayed the force-bearing situation that moves device pedal rod 21, increased part and stayed the structural rigidity that moves device pedal rod 21, reduced and avoid part to stay device pedal rod 21 endurance failure and torsional deflection inefficacy take place under strained condition.
Described retracing spring 6 is hooked in the L shaped plate 26 on moving device fixed base plate weldment 2 and stays between the reseting baffle 22 that moves on the device pedal weldment 7.When driving discharges releasing orientation, the spring stress line of centers 28 of retracing spring 6 and the L shaped plate 26 on moving device fixed base plate weldment 2 are at center, hook hole, f place 27 and stay the reseting baffle 22 that moves on the device pedal weldment 7, and 29 places, center are approximately 90 ° in hook hole, g place.This scheme can be born bigger spring tension by the thin sheet material of actv. utilization.
Described profile of staying the axle sleeve 2a on the moving device fixed base plate weldment 2 adopts the cylindrical outer shape of three grades of steps, can be inserted in braking ratchet 4 and top board weldment 3 thereon respectively in proper order.The height A of the middle one-level step of the axle sleeve 2a on moving device fixed base plate weldment 2 makes braking ratchet 4 constitute flexible motion in the space that remains the space in the axle sleeve 2a and the top board weldment 3 that move on the device fixed base plate weldment 2 greater than the thickness B of braking ratchet 4.And the axle sleeve 2a that stays on the moving device fixed base plate weldment 2 is fixing in the mode of welding, so in use is difficult for producing loosening.Whole external toothing ratchet-type pedal brake apparatus operant response is timely, flexibility and reliability thereby make.
The profile of staying the axle sleeve 2b on the moving device fixed base plate weldment 2 adopts the T shape column profile of two-stage step, can overlap in proper order respectively thereon and enter moving device pedal weldment 7 and top board weldment 3.The height D that stays the close T shape head one-level step that moves the axle sleeve 2b on the device fixed base plate weldment 2 makes and stays moving device pedal weldment 7 in flexible motion in the space that remains the space of axle sleeve 2b on the moving device fixed base plate weldment 2 and top board weldment 3 formations greater than staying the thickness C of moving device pedal weldment 7.Pass that to stay on the moving device fixed base plate weldment 2 respective aperture fixing in the mode of welding with T shape head location and stay axle sleeve 2b on the moving device fixed base plate weldment 2, so in use not only can bear the big application force that the operation because of navigating mate produces but also be difficult for producing and become flexible.Thereby make moving device pedal weldment 7 no-floats of staying in the whole external toothing ratchet-type pedal brake apparatus turn round flexibly light and handy flexibility and reliability when having guaranteed operation.
Claims (7)
1. brake for industry vehicle, it is characterized in that adopting in moving device pedal weldment (7) and be fixed on moving device fixed base plate weldment (2), backguy set collar (1) is fixed on stays on the moving device pedal weldment (7), braking ratchet (4) and top board weldment (3) order cover are respectively entered on the axle sleeve (2a) of moving device fixed base plate weldment (2), retracing spring (6) one ends connect the L shaped plate (26) of staying on the moving device fixed base plate weldment (2), the other end connects with reseting baffle (22) on staying moving device pedal weldment (7), torsion spring (5) one ends connect stays moving device fixed base plate weldment (2), the other end connects with braking ratchet (4), and brake cable (8) is connected on the backguy set collar (1).
2. a kind of brake for industry vehicle according to claim 1 is characterized in that described braking ratchet (4) is provided with kidney slot.
3. a kind of brake for industry vehicle according to claim 1 is characterized in that described axle sleeve (2a) is shaped as the column shape of three grades of steps.
4. a kind of brake for industry vehicle according to claim 1 is characterized in that described axle sleeve (2b) is shaped as the T shape column shape of two-stage step.
5. a kind of brake for industry vehicle according to claim 1, it is characterized in that described in moving device pedal weldment (7) by stretcher (20), in moving device pedal rod (21), reseting baffle (22) is formed, reseting baffle (22) is arranged on stays on the moving device pedal rod (21), stretcher (20) with stay moving device pedal rod (21) and combine formation and ride the axis that center of gyration (10) are passed on application force plane (23).
6. a kind of according to claim 1 or 5 brake for industry vehicle is characterized in that describedly staying moving device pedal weldment (7) and being provided with pawl slot.
7. a kind of brake for industry vehicle according to claim 1 is characterized in that the described outer shape of moving device pedal rod (21) of staying is S-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101335106A CN101134457A (en) | 2007-09-30 | 2007-09-30 | Brake for industry vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101335106A CN101134457A (en) | 2007-09-30 | 2007-09-30 | Brake for industry vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101134457A true CN101134457A (en) | 2008-03-05 |
Family
ID=39158843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101335106A Pending CN101134457A (en) | 2007-09-30 | 2007-09-30 | Brake for industry vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101134457A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359085A (en) * | 2012-03-29 | 2013-10-23 | 日产自动车株式会社 | Inhaul cable fixing structure of stopping brake device |
| CN104340190A (en) * | 2013-08-09 | 2015-02-11 | 林德（中国）叉车有限公司 | Foot parking braking and unlocking mechanism |
| CN108327689A (en) * | 2018-04-09 | 2018-07-27 | 北京汽车研究总院有限公司 | A kind of holding brake device, parking braking system and automobile |
-
2007
- 2007-09-30 CN CNA2007101335106A patent/CN101134457A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359085A (en) * | 2012-03-29 | 2013-10-23 | 日产自动车株式会社 | Inhaul cable fixing structure of stopping brake device |
| CN104340190A (en) * | 2013-08-09 | 2015-02-11 | 林德（中国）叉车有限公司 | Foot parking braking and unlocking mechanism |
| CN108327689A (en) * | 2018-04-09 | 2018-07-27 | 北京汽车研究总院有限公司 | A kind of holding brake device, parking braking system and automobile |
| CN108327689B (en) * | 2018-04-09 | 2023-12-26 | 北京汽车集团越野车有限公司 | Parking braking device, parking braking system and automobile |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |