CN104085420A - Hand brake - Google Patents
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- CN104085420A CN104085420A CN201410306774.7A CN201410306774A CN104085420A CN 104085420 A CN104085420 A CN 104085420A CN 201410306774 A CN201410306774 A CN 201410306774A CN 104085420 A CN104085420 A CN 104085420A
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- chain
- driven member
- hand brake
- deflection
- rolling axis
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Abstract
The invention provides a hand brake. The hand brake comprises a base, a driving part, a driven part and a limiting part, wherein the driving part comprises a driving shaft arranged perpendicular to the base, a hand wheel fixedly arranged on the driving shaft and a driving piece arranged on the driving shaft; the driven part is arranged on the base and comprises a chain winding shaft arranged perpendicular to the base, a driven piece arranged on the chain winding shaft and a locking piece arranged on the driven piece; the limiting part comprises a deflection mechanism arranged on the driven piece and a limiting assembly arranged on the base; when the driven piece rotates in the first direction, the deflection mechanism deflects from the liming assembly to be in the free state; when the driven piece rotates in the second direction and totally releases a brake chain from the chain winding shaft, the deflection mechanism is used in cooperation with the limiting assembly, and then the driven piece stops rotating in the second direction and is limited. The hand brake has a low requirement for installation space, and is good in adaptability and high in safety.
Description
Technical field
The present invention relates to brake technical field, more specifically, relate to a kind of hand brake.
Background technology
Hand brake is generally adopt on rolling stock a kind of for the anti-slip equipment of aid parking and ramp, conventionally after adopting gear-driven mode that the manpower effect from handwheel is amplified, be delivered to big gear wheel on, then be delivered on the drag chain strip device being connected with big gear wheel, again by being delivered on brake shoe with a set of foundation brake rigging of being connected of braking chain, promoting the close and wheel that rubs of brake shoe and realize car retardation and out of service.
When hand brake is alleviated, be wrapped in braking chain on big gear wheel chain-rolling axis continuous scrolling loosening under the reversion effect of big gear wheel and the pulling of other end foundation brake rigging, from complete braking mode to alleviating completely, braking chain has larger vertical hunting range, installing space is proposed to higher requirement, limited its field of application.In addition, hand brake is generally handwheel and clockwise rotates generation brake action, rotates counterclockwise or pull specific function handle generation mitigation, hand brake also can produce brake action while alleviating in situation about putting in place conter clockwise maloperation completely, its inner guiding covering of the fan etc. cannot play a role and cause Efficiency Decreasing, reliability variation, easily bring potential safety hazard, for this reason, conventionally need to increase complicated structure and realize the anti-reverse operation of alleviating position completely, the rising that has brought cost.
The hand brake general structure extensively adopting in the market as shown in Figure 1, handwheel 10 ' and imput shaft 100 ' link into an integrated entity, power-transfer clutch 20 ', ratchet 40 ', miniature gears 50 ' are installed in imput shaft 100 ', there is sour jujube tongue 30 ' ratchet 40 ' top, limiting ratchet 40 ' can only one direction rotate, miniature gears 50 ' and big gear wheel 60 ' engagement, be provided with rivet bearing pin 70 ' in big gear wheel 60 ', braking chain 80 ' root chain link is enclosed within on rivet bearing pin 70 '.
When brake action, clockwise rotate handwheel 10 ', handwheel 10 ' drives imput shaft to rotate, power-transfer clutch 20 ' effect is connected imput shaft 100 ', ratchet 40 ', miniature gears 50 ' to rotate together, again by gear transmission by power transmission and be amplified on the braking chain 80 ' being connected with big gear wheel 60 ', drive braking chain 80 ' to make to brake chain 80 ' one end in the upper winding of chain-rolling axis 90 ', the other end pulls foundation brake rigging to apply braking force, brakes chain 80 ' in chain-rolling axis 80 ' right positions in braking procedure.
When alleviation, rotate counterclockwise handwheel 10 ' certain angle, sour jujube tongue 30 ' has limited rotating backward of ratchet 40 ', power-transfer clutch 20 ' effect departs from sour jujube tongue 30 ', miniature gears 50 ', chain-rolling axis 90 ', miniature gears 50 ' and big gear wheel 60 ' rotate backward under the effect of braking chain other end foundation brake rigging resilience pulling force, alleviate braking force.After thoroughly alleviating, owing to there is no other device restriction, under braking chain 80 ' Action of Gravity Field, braking chain 80 ' position under chain-rolling axis 90 '.
Summary of the invention
The present invention aims to provide a kind of hand brake, to solve hand brake complex structure of the prior art, the problem high to requirements of installation space.
For solving the problems of the technologies described above, according to an aspect of the present invention, provide a kind of hand brake, this hand brake comprises: base; Drive division, drive division comprises perpendicular to the imput shaft of base setting, is fixedly installed on the handwheel in imput shaft and is arranged on the driving link in imput shaft; Follower, follower is arranged on base, follower comprises perpendicular to the chain-rolling axis of base setting, is arranged on the driven member on chain-rolling axis and is arranged on the locking piece on driven member, wherein, driven member rotates around chain-rolling axis under the driving of driving link, on locking piece, be provided with braking chain, in the time that driven member rotates along first direction, braking chain is wrapped on chain-rolling axis with in braking mode, when driven member is during along the second direction contrary with first direction rotation, braking chain discharges with in relieved state from chain-rolling axis; Limiting section, limiting section comprises the deflection machanism being arranged on driven member and is arranged on the limit assembly on base, wherein, in the time that driven member rotates along first direction, deflection machanism departs from limit assembly with in free state, when driven member is along second direction rotation and will brake chain and discharge completely from chain-rolling axis time, deflection machanism coordinates with limit assembly, and driven member is stopped along the rotation of second direction with in spacing state.
Further, deflection machanism comprises: deflection piece; Touch structure, touch structure is arranged on driven member, the first end of touch structure is fixedly connected with deflection piece, the second end of touch structure is sticked and buckles at the first ring of braking chain, the first latch closure is the latch closure being arranged on locking piece, and touch structure drives deflection piece to approach with the shake-up of the first latch closure or departs from limit assembly.
Further, touch structure comprises: S. A., and S. A. is along the axial setting of chain-rolling axis, and is located on driven member, and the two ends of S. A. protrude from driven member; Feeler lever, feeler lever is connected to the first end of S. A., and is sticked and buckles at first ring; Deflection piece be fixedly installed on the second end of S. A. and with the rotation of S. A. away from or near limit assembly.
Further, touch structure also comprises pipe link, and pipe link is perpendicular to S. A. and feeler lever, and the first end of pipe link is fixedly connected with the first end of S. A., and the second end of pipe link is fixedly connected with feeler lever.
Further, deflection machanism also comprises torsion spring, and torsion spring is arranged on S. A. and buckles at first ring to ensure that touch structure is sticked.
Further, torsion spring set is located on S. A., and a positioning head is extended respectively at the two ends of torsion spring, and first in two positioning heads is fixed on driven member, and second hook is located on deflection piece.
Further, deflection piece is the deflecting bar perpendicular to S. A., and the end away from touch structure of deflecting bar is provided with the spacing plane coordinating with limit assembly.
Further, limit assembly comprises: limiting stopper, and limiting stopper is arranged on base, when driven member is along second direction rotation and will brake chain and discharge completely from chain-rolling axis time, the second end of deflection piece rides against on limiting stopper, and driven member is stopped along the rotation of second direction with in spacing state.
Further, hand brake also comprises back-up block, and back-up block is arranged on driven member to support deflection piece.
Further, driving link is the first gear being set in imput shaft, and driven member is the second gear being set on chain-rolling axis.
Further, locking piece is bearing pin, and the through hole that the first latch closure is installed is set on bearing pin.
Apply technical scheme of the present invention, when work, if need to brake time, make to brake chain in braking mode, concrete operations are: artificial rotation hand wheel, handwheel is rotated along first direction, drive imput shaft rotation, imput shaft drives driving link rotation, driving link drives driven member to rotate around chain-rolling axis, and then driving locking piece to rotate around chain-rolling axis, the braking chain that makes to be arranged on chain-rolling axis is wound around on sub-chain-rolling axis, thereby realizes the braking function of hand brake; If need to alleviate, make to brake chain in relieved state, concrete operations are that rotation hand wheel, makes handwheel along the second direction rotation contrary with first direction, releases from chain-rolling axis thereby make to brake chain, realizes the mitigation capability of hand brake.When braking chain is completely after chain-rolling axis discharges, if driven member continues to rotate along second direction, can make to brake chain swings in the larger context, to having relatively high expectations of mobile phone braking is installed, and in the present invention, due to limiting section being set, the effect of deflection machanism and limit assembly by limiting section, after braking chain and discharging completely, can prevent that driven member from continuing to rotate along second direction, and then limited the hunting range of braking chain, meanwhile, the setting of limiting section can also prevent that people from being maloperation hand brake.Visible, hand brake of the present invention is lower to the requirement of installing space, and comformability is good, safe.
Brief description of the drawings
The accompanying drawing that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 has schematically shown the three-dimensional structure diagram of existing hand brake;
Fig. 2 has schematically shown the three-dimensional structure diagram of hand brake of the present invention;
Fig. 3 has schematically shown the partial enlarged view M in Fig. 2;
Three-dimensional structure diagram when Fig. 4 has schematically shown deflection machanism of the present invention and coordinates with limit assembly;
Fig. 5 schematically shows the partial enlarged view N in Fig. 4;
Fig. 6 has schematically shown the three-dimensional structure diagram of deflection machanism; And
Fig. 7 has schematically shown inventive principle figure of the present invention.
Description of reference numerals: 10, base; 20, drive division; 21, imput shaft; 22, handwheel; 23, driving link; 30, follower; 31, chain-rolling axis; 32, driven member; 33, locking piece; 331, through hole; 40, braking chain; 41, the first latch closure; 50, limiting section; 51, deflection machanism; 511, deflection piece; 512, touch structure; 512a, S. A.; 512b, feeler lever; 512c, pipe link; 513, torsion spring; 513a, positioning head; 52, limit assembly; 521, limiting stopper; 60, back-up block.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
Referring to shown in Fig. 2 to Fig. 7, wherein, Fig. 7 shows inventive principle figure of the present invention, and in figure, solid line shows the position of deflection machanism 51 in the time of spacing state, has been shown in dotted line the position of deflection machanism 51 in the time of free state.According to embodiments of the invention, provide a kind of hand brake.This hand brake comprises base 10, drive division 20, follower 30 and limiting section 50.
Drive division 20 comprises the imput shaft 21 that arranges perpendicular to base 10, is fixedly installed on the handwheel 22 in imput shaft 21 and is arranged on the driving link 23 in imput shaft 21, when work, the artificial handwheel 22 that rotates, drives imput shaft 21 to rotate, and then drives the driving link 23 being arranged in imput shaft 21 to rotate.
Follower 30 is arranged on base 10, driven under the driving of drive division 20, this follower 30 comprises the chain-rolling axis 31 arranging perpendicular to base 10, be arranged on the driven member 32 on chain-rolling axis 31 and be arranged on the locking piece 33 on driven member 32, when work, driven member 32 rotates around chain-rolling axis 31 under the driving of driving link 23, brake chain 40 and be provided with on locking piece 33, in the time that driven member 32 rotates along first direction, locking piece 33 also rotates around chain-rolling axis 31, under the drive of locking piece 33, the braking chain 40 that is arranged on locking piece 33 also rotates around chain-rolling axis 31, now, braking chain 40 is ceaselessly wrapped on chain-rolling axis 31 in rotary course, and then drive the foundation brake rigging that is arranged on braking chain 40 other ends to move, make to brake chain 40 in braking mode, in the time that driven member 32 rotates along the second direction contrary with first direction, braking chain 40 releases from chain-rolling axis 31, alleviate braking force, make to brake chain 40 in relieved state, after alleviation, this braking chain 40 below in chain-rolling axis 31.
Limiting section 50 comprises the deflection machanism 51 being arranged on driven member 32 and is arranged on the limit assembly 52 on base 10, wherein, in the time that driven member 32 rotates along first direction, deflection machanism 51 departs from limit assembly 52 with in free state, now, hand brake can free motion, makes to brake chain 40 in braking mode or relieved state; And when driven member 32 is along second direction rotation and will brake chain 40 completely when chain-rolling axis 31 discharges, deflection machanism 51 coordinates with limit assembly 52, prevent that driven member 32 from continuing along the rotation of second direction with in spacing state.
According to the present embodiment, when work, if need to brake time, make to brake chain 40 in braking mode, concrete operations are: artificial rotation hand wheel 22, make handwheel 22 along first direction rotation (first direction refers to conter clockwise or clockwise direction), drive imput shaft 21 to rotate, imput shaft 21 drives driving link 23 to rotate, driving link 23 drives driven member 32 to rotate around chain-rolling axis 31, and then drive locking piece 33 to rotate around chain-rolling axis 31, the braking chain 40 that makes to be arranged on chain-rolling axis 31 is wound around on sub-chain-rolling axis 31, thereby realize the braking function of hand brake, alleviate if needed, make to brake chain 40 in relieved state, concrete operations are, rotation hand wheel 22, make handwheel 22 along the second direction rotation (second direction cw or anticlockwise direction) contrary with first direction, release from chain-rolling axis 31 thereby make to brake chain 40, realize the mitigation capability of hand brake.After braking chain 40 discharges completely from chain-rolling axis 31, if driven member 32 continues to rotate along second direction, can make to brake chain 40 swings in the larger context, to having relatively high expectations of mobile phone braking is installed, and in the present embodiment, due to limiting section 50 being set, the effect of deflection machanism 51 and limit assembly 52 by limiting section 50, after braking chain 40 and discharging completely, can prevent that driven member 32 from continuing to rotate along second direction, and then limit the hunting range of braking chain 40, meanwhile, the setting of limiting section 50 can also prevent that people from being maloperation hand brake.Visible, the hand brake of the present embodiment is lower to the requirement of installing space, and comformability is good, safe.Preferably, driving link 23 in the present embodiment is for being set in the first gear in imput shaft 21, and driven member 32 is for being set in the second gear on chain-rolling axis 31, and the driving realizing between drive division 20 and follower 30 by the engagement of the first gear and the second gear is connected, simple in structure, be convenient to realize.
Refer again to shown in Fig. 2 to Fig. 6, deflection machanism 51 in the present embodiment comprises deflection piece 511 and touch structure 512, wherein, touch structure 512 is arranged on driven member 32, the first end of touch structure 512 is fixedly connected with deflection piece 511, the second end of touch structure 512 is sticked on the first latch closure 41 of braking chain 40, and this first latch closure 41 is for being arranged on latch closure on locking piece 33, and touch structure 512 drives deflection piece 511 to approach with the shake-up of the first latch closure 41 or departs from limit assembly 52.Specifically, in the time that locking piece 33 moves in a circle around chain-rolling axis 31, braking chain 40 can be wrapped on chain-rolling axis 31 or from chain-rolling axis 31 and release, in this process, because the second end of touch structure 512 is sticked on the first latch closure 41, the motion of braking chain 40 will inevitably drive the first latch closure 41 to move, the first latch closure 41 can touch touch structure 512, and then drive deflection piece 511 deflections with near or away from limit assembly 52, when deflection piece 511 is during away from limit assembly 52, deflection machanism 51 is in auto state, when deflection piece 511 is near limit assembly 52 and while coordinating with limit assembly, deflection machanism 51 is in preventing the spacing state of driven member 32 along second direction rotation.
Preferably, the touch structure 512 in the present embodiment comprises S. A. 512a and feeler lever 512b.Wherein, S. A. 512a is along the axial setting of chain-rolling axis 31, and is located on driven member 32, and the two ends of S. A. 512a protrude from driven member 32, is convenient to install deflection piece 511 and feeler lever 512b; Feeler lever 512b is connected to the first end of S. A. 512a, and is sticked on the first latch closure 41; Deflection piece 511 be fixedly installed on the second end of S. A. 512a and with the rotation of S. A. 512a with away from or near limit assembly 52.When work, the first latch closure 41 touches feeler lever 512b, makes feeler lever 512b driven rotary axle 512a rotation, and then drives deflection piece 511 to rotate, in the process that deflection piece 511 rotates, the second end of deflection piece 511 away from or near limit assembly 52.
For the ease of deflection machanism 51 being arranged on driven member 32 and making touch structure 512 first latch closure 41 that can be sticked better, touch structure 512 in the present embodiment also comprises pipe link 512c, this pipe link 512c is perpendicular to S. A. 512a and feeler lever 512b, the first end of pipe link 512c is fixedly connected with the first end of S. A. 512a, and the second end of pipe link 512c is fixedly connected with feeler lever 512b.In other embodiments of the invention, feeler lever 512b and pipe link 512c can also need not be set, and only S. A. 512a need be sticked on the first latch closure 41.
Preferably, the locking piece 33 in the present embodiment is bearing pin, and simple in structure, intensity is high.The through hole 331 that the first latch closure 41 is installed is set on this bearing pin.It should be noted that, in order to ensure that braking chain 40 can be wrapped on chain-rolling axis 31, in the present embodiment, the position of offering through hole 331 of locking piece 33 should be lower than the height of chain-rolling axis 31.
Shown in Figure 5, in order to ensure that feeler lever 512b can be sticked on the first latch closure 41, and ensure that deflection machanism 51 can prevent while cooperation with limit assembly 52 that driven member 32 from rotating along second direction, the deflection machanism 51 of the present embodiment also comprises torsion spring 513, and it is upper to ensure that touch structure 512 is sticked on the first latch closure 41 that torsion spring 513 is arranged on S. A. 512a.Preferably, torsion spring 513 is set on S. A. 512a, and a positioning head 513a is extended respectively at the two ends of this torsion spring 513, first in two positioning head 513a is fixed on driven member 32, second hook is located on deflection piece 511, by the effect of torsion spring 513, not only can ensure the position of feeler lever 512b, in the time that deflection piece 511 coordinates with limit assembly 52, can also ensure the position-limiting action of whole limiting section 50 to driven member 32.
Preferably, deflection piece 511 is the deflecting bar perpendicular to S. A. 512a, and the end away from touch structure 512 of this deflecting bar is provided with the spacing plane coordinating with limit assembly 52.In the present embodiment, deflection piece 511 can reduce the volume of hand brake perpendicular to S. A. 512a, further reduce the installing space of hand brake, avoid deflection piece 511 to tilt and increase hand brake along the thickness in chain-rolling axis 31 directions, and deflection piece 511 is deflecting bar, simple in structure, be convenient to processing.Further, coordinate and realize limit function with limit assembly 52 by spacing plane, can avoid deflection piece 511 to be worn, improve the service life of hand brake.
Three-dimensional structure diagram when Fig. 4 has schematically shown deflection machanism 51 of the present invention and coordinates with limit assembly 52, in order to dodge hiding relation, in Fig. 4 removes base 10.Shown in Figure 4, limit assembly 52 comprises limiting stopper 521, this limiting stopper 521 is arranged on base 10, when driven member 32 is along second direction rotation and will brake chain 40 completely when chain-rolling axis 31 discharges, the second end of deflection piece 511 rides against on limiting stopper 521, prevents that driven member 32 from stopping the rotation along second direction, and deflection machanism 51 is in spacing state, simple in structure, with low cost.
Preferably, the hand brake of the present embodiment also comprises back-up block 60, and this back-up block 60 is arranged on driven member 32 to support deflection piece 511.When work, in the time that limiting stopper 521 coordinates with deflection piece 511, deflection piece 511 is between limiting stopper 521 and back-up block 60, and as shown in Figure 4, the setting of back-up block 60 can improve the force-bearing situation of whole limiting section 50, extends the service life of deflection machanism 51.
Can know according to above-described embodiment, hand brake of the present invention has been realized following technique effect:
Hand brake of the present invention can effectively limit the hunting range of hand brake chain, reduces the requirement of hand brake to installing space, improves product applicability; Anti-reverse maloperation while having realized hand brake braking, improve safety, compare and reduced manufacturing cost and invented a kind of principle of work and power with alternate manner, utilize hand brake the first latch closure corner change triggers deflection machanism action to realize on the second gear on part and hand brake part and stop it further to rotate alleviating to bump to interfere while putting in place completely, make to brake chain and swing in less scope.Hand brake of the present invention can ensure the anti-reverse maloperation function of hand brake in the time alleviating completely simultaneously.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (11)
1. a hand brake, is characterized in that, comprising:
Base (10);
Drive division (20), described drive division (20) comprises perpendicular to the imput shaft (21) of described base (10) setting, is fixedly installed on the handwheel (22) in described imput shaft (21) and is arranged on the driving link (23) in described imput shaft (21);
Follower (30), described follower (30) is arranged on described base (10), described follower (30) comprises perpendicular to the chain-rolling axis (31) of described base (10) setting, is arranged on the driven member (32) on described chain-rolling axis (31) and is arranged on the locking piece (33) on described driven member (32), wherein
Described driven member (32) rotates around described chain-rolling axis (31) under the driving of described driving link (23), on described locking piece (33), be provided with braking chain (40), in the time that described driven member (32) rotates along first direction, it is upper with in braking mode that described braking chain (40) is wrapped in described chain-rolling axis (31), when described driven member (32) is during along the second direction contrary with described first direction rotation, described braking chain (40) from described chain-rolling axis (31) release with in relieved state;
Limiting section (50), described limiting section (50) comprises the deflection machanism (51) being arranged on described driven member (32) and is arranged on the limit assembly (52) on described base (10), wherein
In the time that described driven member (32) rotates along described first direction, described deflection machanism (51) departs from described limit assembly (52) with in free state, in the time that described driven member (32) rotates and described braking chain (40) is discharged completely from described chain-rolling axis (31) along described second direction, described deflection machanism (51) coordinates with described limit assembly (52), and described driven member (32) is stopped along the rotation of described second direction with in spacing state.
2. hand brake according to claim 1, is characterized in that, described deflection machanism (51) comprising:
Deflection piece (511);
Touch structure (512), described touch structure (512) is arranged on described driven member (32), the first end of described touch structure (512) is fixedly connected with described deflection piece (511), the second end of described touch structure (512) is sticked on first latch closure (41) of described braking chain (40), described the first latch closure (41) is for being arranged on the latch closure on described locking piece (33), described touch structure (512) drives described deflection piece (511) to approach with the shake-up of described the first latch closure (41) or departs from described limit assembly (52).
3. hand brake according to claim 2, is characterized in that, described touch structure (512) comprising:
S. A. (512a), described S. A. (512a) is along the axial setting of described chain-rolling axis (31), and it is upper to be located in described driven member (32), and the two ends of described S. A. (512a) protrude from described driven member (32);
Feeler lever (512b), described feeler lever (512b) is connected to the first end of described S. A. (512a), and is sticked on described the first latch closure (41);
Described deflection piece (511) be fixedly installed on the second end of described S. A. (512a) and with the rotation of described S. A. (512a) away from or near described limit assembly (52).
4. hand brake according to claim 3, it is characterized in that, described touch structure (512) also comprises pipe link (512c), described pipe link (512c) is perpendicular to described S. A. (512a) and described feeler lever (512b), the first end of described pipe link (512c) is fixedly connected with the first end of described S. A. (512a), and the second end of described pipe link (512c) is fixedly connected with described feeler lever (512b).
5. hand brake according to claim 3, it is characterized in that, described deflection machanism (51) also comprises torsion spring (513), and it is upper to ensure that described touch structure (512) is sticked on described the first latch closure (41) that described torsion spring (513) is arranged on described S. A. (512a).
6. hand brake according to claim 5, it is characterized in that, described torsion spring (513) is set on described S. A. (512a), a positioning head (513a) is extended respectively at the two ends of described torsion spring (513), it is upper that first in two described positioning heads (513a) is fixed on described driven member (32), and second hook is located on described deflection piece (511).
7. hand brake according to claim 3, it is characterized in that, described deflection piece (511) is the deflecting bar perpendicular to described S. A. (512a), and the end away from described touch structure (512) of described deflecting bar is provided with the spacing plane coordinating with described limit assembly (52).
8. according to the hand brake described in any one in claim 2 to 7, it is characterized in that, described limit assembly (52) comprising:
Limiting stopper (521), described limiting stopper (521) is arranged on described base (10), in the time that described driven member (32) rotates and described braking chain (40) is discharged completely from described chain-rolling axis (31) along described second direction, it is upper that the second end of described deflection piece (511) rides against described limiting stopper (521), and described driven member (32) is stopped along the rotation of described second direction with in described spacing state.
9. according to the hand brake described in any one in claim 2 to 7, it is characterized in that, described hand brake also comprises back-up block (60), and it is upper to support described deflection piece (511) that described back-up block (60) is arranged on described driven member (32).
10. according to the hand brake described in any one in claim 1 to 7, it is characterized in that, described driving link (23) is for being set in the first gear in described imput shaft (21), and described driven member (32) is for being set in the second gear on described chain-rolling axis (31).
11. according to the hand brake described in any one in claim 2 to 7, it is characterized in that, described locking piece (33) is bearing pin, and the through hole (331) that described the first latch closure (41) is installed is set on described bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410306774.7A CN104085420B (en) | 2014-06-30 | 2014-06-30 | Hand brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410306774.7A CN104085420B (en) | 2014-06-30 | 2014-06-30 | Hand brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104085420A true CN104085420A (en) | 2014-10-08 |
| CN104085420B CN104085420B (en) | 2016-08-24 |
Family
ID=51633223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410306774.7A Active CN104085420B (en) | 2014-06-30 | 2014-06-30 | Hand brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104085420B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3625086A (en) * | 1969-10-27 | 1971-12-07 | Universal Railway Devices Co | Sealed non-spin hand brake arrangement |
| US3750488A (en) * | 1972-01-17 | 1973-08-07 | Westinghouse Air Brake Co | Handbrake apparatus |
| US3933225A (en) * | 1974-06-10 | 1976-01-20 | Cleveland Hardware And Forging Company | Shock absorbing means for railway hand brake mechanism |
| US4368648A (en) * | 1980-06-23 | 1983-01-18 | American Standard Inc. | Hand brake for railroad car |
| US4714142A (en) * | 1984-05-24 | 1987-12-22 | Ellcon-National, Inc. | Railway car hand brake with release governor |
| CN100374338C (en) * | 2003-03-21 | 2008-03-12 | 西屋气动刹车技术公司 | Releasing holding mechanism with indicator based on gravity |
-
2014
- 2014-06-30 CN CN201410306774.7A patent/CN104085420B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3625086A (en) * | 1969-10-27 | 1971-12-07 | Universal Railway Devices Co | Sealed non-spin hand brake arrangement |
| US3750488A (en) * | 1972-01-17 | 1973-08-07 | Westinghouse Air Brake Co | Handbrake apparatus |
| US3933225A (en) * | 1974-06-10 | 1976-01-20 | Cleveland Hardware And Forging Company | Shock absorbing means for railway hand brake mechanism |
| US4368648A (en) * | 1980-06-23 | 1983-01-18 | American Standard Inc. | Hand brake for railroad car |
| US4714142A (en) * | 1984-05-24 | 1987-12-22 | Ellcon-National, Inc. | Railway car hand brake with release governor |
| CN100374338C (en) * | 2003-03-21 | 2008-03-12 | 西屋气动刹车技术公司 | Releasing holding mechanism with indicator based on gravity |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104085420B (en) | 2016-08-24 |
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Address after: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Patentee after: CRRC QIQIHAR VEHICLE CO., LTD. Address before: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Patentee before: Qiqihar Rail Traffic Equipment Co., Ltd. |