CN210736078U - Brake device with bidirectional braking function - Google Patents
Brake device with bidirectional braking function Download PDFInfo
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- CN210736078U CN210736078U CN201921500124.0U CN201921500124U CN210736078U CN 210736078 U CN210736078 U CN 210736078U CN 201921500124 U CN201921500124 U CN 201921500124U CN 210736078 U CN210736078 U CN 210736078U
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Abstract
The utility model relates to a arresting gear with two-way braking function, including brake disc, one way clutch, ratchet locking mechanism, the brake disc is the ring annular structure, set up the first spacing recess and the spacing recess of second that extend along the radial direction of brake disc on the interior rampart of brake disc, the central line coincidence of first spacing recess and the spacing recess of second passes the centre of a circle of brake disc, set up the arc spout of inside extension on the brake disc rampart, the one end of arc spout extends to in the first spacing recess, the other end of arc spout extends to in the spacing recess of second. The utility model discloses can accomplish the switching of skidding and the non-state of skidding automatically, have instant braking function.
Description
Technical Field
The utility model relates to an automobile pulley block test equipment technical field, concretely relates to arresting gear with two-way braking function.
Background
With the continued abundance of automotive products, and the recent outbreak of the SUV market, vehicle passing tests are becoming more common. The pulley block testing jig for detecting the vehicle trafficability and the dynamic property at present is simple in structure and single in function, and can brake or release the brake of a pulley without the need of withdrawing the vehicle in the vehicle testing process, so that the safety and the high efficiency of the test are guaranteed. There is a need for a pulley block braking device that automatically adjusts braking and release of rotation of the pulley block.
At present, the pulley block braking device aiming at the automobile pulley block testing equipment at home needs to test vehicles to stop testing and then can realize manual braking, the use is inconvenient, and in the testing process, the vehicles slip and even the pulleys of the testing vehicles with insufficient power.
SUMMERY OF THE UTILITY MODEL
For solving the problem that prior art exists, the utility model provides a arresting gear with two-way braking function can accomplish the switching of skidding and the non-state of skidding automatically, has instant braking function.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a arresting gear with two-way braking function, includes brake disc, one way clutch, ratchet locking mechanism, the brake disc is the circle annular structure, set up first spacing recess and the second spacing recess that extends along the radial direction of brake disc on the interior rampart of brake disc, the central line coincidence of first spacing recess and second spacing recess passes the centre of a circle of brake disc, set up the arc spout of inside extension on the interior rampart of brake disc, the one end of arc spout extends to in the first spacing recess, the other end of arc spout extends to in the second spacing recess, the both ends face coincidence of arc spout passes the centre of a circle of brake disc, sliding fit arc slider in the arc spout, the inner arc of arc slider equals and is in the same centre of a circle with the inner ring radius of brake disc, one way clutch blocks in arc slider, brake disc interior rampart, In the slide that first spacing recess and second spacing recess formed, and make one way clutch can only unidirectional rotation, reverse drive arc slider blocks locking to one way clutch, it is fixed on the outer wall of brake disc ratchet locking mechanism, ratchet locking mechanism supports locking to arc slider.
Preferably, the diapire of arc spout comprises two sections first arcwall faces and the second arcwall face of radius difference, the radius of first arcwall face is less than the radius of second arcwall face, first arcwall face is close to the spacing recess setting of second, and extends to in the spacing recess of second, when the arc slider is located the arc spout that the second arcwall face constitutes completely, the intrados face of arc slider flushes with the interior anchor ring face of brake disc.
In any of the above schemes, preferably, the center line of the first limiting groove and the second limiting groove, which are overlapped, is located on both end faces of the arc-shaped sliding groove; the end face, away from the arc-shaped sliding groove, of the first limiting groove is an arc face tangent to the inner ring face of the brake disc, and the end face, away from the arc-shaped sliding groove, of the second limiting groove is a vertical face.
In any of the above schemes, preferably, the inner wall of the arc-shaped sliding groove is provided with a locking opening penetrating through the brake disc, the outer wall of the brake disc of the locking opening shell is fixed with a ratchet locking mechanism, and the ratchet locking mechanism supports and locks the arc-shaped sliding block through the locking opening.
In any of the above schemes, preferably, the ratchet wheel locking mechanism includes a housing, a pawl and a pawl shaft located in the housing, the housing is fixed on the outer wall of the brake disc outside the locking opening, the inside of the housing is communicated with the locking opening, the pawl is rotatably connected with the inner wall of the housing through the pawl shaft, a plurality of ratchet teeth matched with the pawl are arranged on the outer arc wall of the arc-shaped sliding block, and the pawl is inserted into the corresponding ratchet teeth to lock the arc-shaped sliding block.
In any of the above schemes, preferably, a reset slide bar is fixed on one side wall of the pawl, two ends of the reset slide bar penetrate through corresponding side walls of the housing, and corresponding side walls of the housing are provided with slide holes, the end part of the reset slide bar penetrates through the slide holes and can slide in the slide holes, the other side of the pawl is provided with a leaf spring, the leaf spring is fixedly connected with the inner wall of the housing through a leaf spring clamping groove, and the leaf spring and the side wall of the pawl are always in a contact state.
Preferred in any one of the above-mentioned schemes, one way clutch includes support, the flexible subassembly of cylinder is fixed in the top and the bottom of support along the horizontal central line symmetry of support, the tip and the slide laminating of support are kept away from to the flexible subassembly of cylinder.
Preferably in any one of the above schemes, the cylinder telescopic assembly comprises a sleeve and a cylinder, the sleeve is fixedly connected with the support, a spring is fixed on the support in the sleeve, the cylinder is inserted in the sleeve and is in clearance fit with the sleeve, the cylinder in the sleeve is fixedly connected with the spring, and one end of the cylinder far away from the support is propped against the slide way to enable the spring to be in a compression state.
In any of the above schemes, preferably, a limiting column is fixed at the front end of the support, and a connecting shaft in a hollow structure is fixed at the rear end of the support; the brake disc is characterized in that a front end cover is fixed on the front end wall of the brake disc, a front limiting hole is formed in the front end cover, the limiting column is rotatably connected with the front limiting hole, a rear end cover is fixed on the rear end wall of the brake disc, a rear limiting hole is formed in the rear end cover and rotatably connected with the connecting shaft, and one end, far away from the support, of the connecting shaft penetrates through the rear limiting hole and extends to the outside.
Compared with the prior art, the utility model provides a arresting gear with two-way braking function has following beneficial effect:
1. the one-way clutch, the ratchet wheel locking mechanism, the arc-shaped chute and the arc-shaped sliding block which are matched with each other are arranged on the brake disc, so that the one-way clutch can only rotate in the set forward direction, the one-way clutch is automatically braked in the reverse rotation process, the forward direction and the reverse direction of the one-way clutch cannot rotate, the instant two-way braking function is realized, the braking reaction speed is high, manual operation is not needed, the automation degree is high, the overall structure is compact, the reliability is high, the automatic switching between a slipping state and a non-slipping state is realized for a roller set in a vehicle test, the two-way braking effect on a pulley block can be ensured when the power of a vehicle is insufficient, the safety of the vehicle is ensured, the application range is wide, the manufacturing cost of the overall structure;
2. because the cylinder is connected with the support through the spring, guaranteed that the cylinder contacts with the slide all the time through flexible function, can promote the slider that slides again when being convenient for rotatory.
Drawings
Fig. 1 is a schematic overall structural diagram of a preferred embodiment of a braking device with a bidirectional braking function provided by the present invention;
FIG. 2 is a schematic rear view of the embodiment of FIG. 1;
FIG. 3 is a right side view of the embodiment of FIG. 1;
FIG. 4 is a sectional view taken along line B-B of the embodiment of FIG. 3;
FIG. 5 is a schematic structural view of the one-way clutch of the embodiment of FIG. 4;
FIG. 6 is a schematic structural view of the front end cap of the embodiment of FIG. 1;
FIG. 7 is a schematic structural view of the rear end cap of the embodiment of FIG. 1;
FIG. 8 is a schematic structural view of the ratchet locking mechanism of the embodiment shown in FIG. 1;
FIG. 9 is a right side view of the embodiment of FIG. 8;
FIG. 10 is a sectional view taken in the direction F-F in the embodiment shown in FIG. 9;
fig. 11 is a schematic structural view of the housing in the embodiment shown in fig. 8.
The figures are labeled as follows: 1. a brake disc; 2. an arc-shaped sliding block; 3. a support; 4. a ratchet locking mechanism; 5. a front end cover; 6. a connecting shaft; 7. a cylinder; 8. a spring; 9. a housing; 10. a pawl; 11. a leaf spring; 12. resetting the sliding rod; 13. a pawl shaft; 14. a sleeve; 15. a limiting column; 16. a brake disc inner ring; 17. a second limit groove; 18. an arc-shaped chute; 19. ratchet teeth; 20. a leaf spring slot; 21. a slide hole; 22. locking the opening; 23. a front limiting hole; 24. a front mounting hole; 25. a rear limiting hole; 26. a first limit groove; 27. a rear mounting hole; 28. a pawl shaft hole; 29. a rear end cap; 30. a first arc-shaped surface; 31. a second arc-shaped surface.
Detailed Description
In order to further understand the present invention, the present invention will be described in detail with reference to the following embodiments.
As shown in fig. 1-11, according to an embodiment of the braking device with bidirectional braking function provided by the present invention, the braking device includes a brake disc 1, a one-way clutch, and a ratchet locking mechanism 4, the brake disc 1 is a circular ring structure, the inner ring 16 wall of the brake disc is provided with a first limiting groove 26 and a second limiting groove 17 extending along the radial direction of the brake disc 1, the center lines of the first limiting groove 26 and the second limiting groove 17 are overlapped and pass through the center of the brake disc 1, the inner ring wall of the brake disc 1 is provided with an arc chute 18 extending inwards, one end of the arc chute 18 extends into the first limiting groove 26, the other end of the arc chute 18 extends into the second limiting groove 17, the two end faces of the arc chute 18 are overlapped and pass through the center of the brake disc 1, the arc chute 18 is in sliding fit with the arc slider 2, the inner arc of arc slider 2 equals and the same centre of a circle with the inner ring radius of brake disc 1, one way clutch blocks in the slide that arc slider 2, brake disc 1 inner ring wall, first spacing recess 26 and second spacing recess 17 formed, and makes one way clutch can only unidirectional rotation, and reverse drive arc slider 2 blocks the locking to one way clutch, it is fixed on the outer wall of brake disc 1 ratchet locking mechanism 4, ratchet locking mechanism 4 supports locking to arc slider 2. The arc-shaped sliding groove 18 is of a dovetail groove structure, the cross section of the arc-shaped sliding block 2 is of an isosceles trapezoid structure matched with the arc-shaped sliding groove 18, and the arc-shaped sliding block 2 is prevented from being separated from the arc-shaped sliding groove 18 through the design of a dovetail groove after being inserted into the arc-shaped sliding groove 18. For arc slider 2 can install in arc spout 18, separate brake disc 1 for two semicircles, two semicircle welded fastening constitute brake disc 1 to the cut-off line is separated according to the both ends face of arc slide, makes the arc slide both ends on the semicircle after separating all be in the open mode, just so can make arc slider 2 inject arc spout 18 in from the opening position, easy to assemble.
The diapire of arc spout 18 comprises first arcwall face 30 and the second arcwall face 31 of two sections radius differences, the radius of first arcwall face is less than the radius of second arcwall face, first arcwall face is close to the setting of second spacing recess 17, and extends to in the spacing recess 17 of second, when arc slider 2 is located the arc spout 18 that the second arcwall face constitutes completely, the intrados of arc slider 2 flushes with the interior anchor ring of brake disc 1, arc slider 2 is the inclined plane for the downward sloping on being close to the one end inner wall of second spacing recess 17, and the setting on inclined plane is convenient for one way clutch smoothly from the spacing recess 17 internal slipping of second to in the inner arc of arc slider 2. When one way clutch is not in the brake state promptly, arc slider 2 is located the arc spout 18 that the second arcwall face is constituteed completely promptly, the intrados of arc slider 2 flushes with the interior anchor ring of brake disc 1, when one way clutch is in the brake state, arc slider 2 is to the one way clutch chucking, the one end of arc slider 2 slides to in the arc spout 18 that first arcwall face is constituteed this moment, because first arcwall face radius is less than second arcwall face radius, so the one end protrusion of arc slider 2 is in the outside of arc spout 18, be convenient for with the one way clutch chucking.
The center line of the first limit groove 26 and the second limit groove 17 is positioned on two end faces of the arc-shaped sliding groove 18; the end face of the first limiting groove 26 far from the arc-shaped sliding groove 18 is an arc face tangent to the inner ring face of the brake disc 1, and the end face of the second limiting groove 17 far from the arc-shaped sliding groove 18 is a vertical face. The depth of the arc-shaped sliding groove 18 is greater than the depth of the first limiting groove 26 and the second limiting groove 17; the circumferential length of the arc-shaped sliding groove 18 is greater than that of the arc-shaped sliding block 2, so that the arc-shaped sliding block 2 can slide in the arc-shaped sliding groove 18.
The inner wall of the arc-shaped sliding groove 18 is provided with a locking opening 22 penetrating through the brake disc 1, the outer wall of the brake disc 1 of the shell 9 of the locking opening 22 is fixed with a ratchet locking mechanism 4, and the ratchet locking mechanism 4 supports and locks the arc-shaped sliding block 2 through the locking opening 22.
The ratchet wheel locking mechanism 4 comprises a shell 9, a pawl 10 and a pawl shaft 13, wherein the pawl 10 and the pawl shaft 13 are located in the shell 9, the shell 9 is fixed on the outer wall of the brake disc 1 on the outer side of a locking opening 22, the interior of the shell 9 is communicated with the locking opening 22, the pawl 10 is rotationally connected with the inner wall of the shell 9 through the pawl shaft 13, the pawl 10 is sleeved on the pawl shaft 13, the side walls of the shell 9 adjacent to the two ends of the pawl shaft 13 are respectively provided with a pawl shaft hole 28, the two ends of the pawl shaft 13 respectively penetrate through the corresponding pawl shaft holes 28 and extend to the outer side, the pawl shaft 13 can rotate in the pawl shaft hole 28, the outer arc wall of the arc-shaped sliding block 2 is provided with a plurality of ratchet wheel teeth 19 matched with the pawl 10, and the pawl 10.
A reset slide rod 12 is fixed on one side wall of the pawl 10, both ends of the reset slide rod 12 penetrate through the corresponding side wall of the housing 9, a slide hole 21 is formed in the corresponding side wall of the housing 9, the end part of the reset slide rod 12 penetrates through the slide hole 21 and can slide in the slide hole 21, a leaf spring 11 is arranged on the other side of the pawl 10, the leaf spring 11 is fixedly connected with the inner wall of the housing 9 through a leaf spring clamping groove 20, the leaf spring 11 is inserted in and fixedly connected with the leaf spring clamping groove 20, the leaf spring clamping groove 20 is fixedly connected with the inner wall of the housing 9, the leaf spring 11 and the side wall of the pawl 10 are always in a contact state, when the pawl 10 is not braked, under the action of the elastic force of the leaf spring 11, the pawl 10 is clamped in the ratchet teeth 19, so that one end of the arc-shaped sliding block 2, which is close to the first limit groove 26, is positioned at the end part, the pawl 10 and the leaf spring 11 support and lock the arc-shaped sliding block 2.
One-way clutch includes support 3, the flexible subassembly of cylinder 7 is fixed in the top and the bottom of support 3 along the horizontal central line symmetry of support 3, the tip and the slide laminating of support 3 are kept away from to the flexible subassembly of cylinder 7.
The telescopic component of the cylinder 7 comprises a sleeve 14 and a cylinder 7, the sleeve 14 is fixedly connected with the support 3, a spring 8 is fixed on the support 3 in the sleeve 14, the cylinder 7 is inserted into the sleeve 14 and is in clearance fit with the sleeve 14, the cylinder 7 and the spring 8 are fixedly connected in the sleeve 14, and one end of the cylinder 7, far away from the support 3, is jacked on a slide way to enable the spring 8 to be in a compression state. The support 3 drives the cylinder 7 to rotate in the slideway, and the cylinder 7 stretches under the action of the spring 8.
The roller shaft limiting device is characterized in that a limiting column 15 is fixed at the front end of the support 3, a connecting shaft 6 in a hollow structure is fixed at the rear end of the support 3, the connecting shaft 6 is in transmission connection with the roller shaft through a key, and the roller shaft is limited by a one-way clutch to rotate only in one direction and cannot rotate in the opposite direction.
The brake disc is characterized in that a front end cover 5 is fixed on the front end wall of the brake disc 1, a front limiting hole 23 is formed in the front end cover 5, the limiting column 15 is rotatably connected with the front limiting hole 23, a rear end cover 29 is fixed on the rear end wall of the brake disc 1, a rear limiting hole 25 is formed in the rear end cover 29, the rear limiting hole 25 is rotatably connected with the connecting shaft 6, and one end, far away from the support 3, of the connecting shaft 6 penetrates through the rear limiting hole 25 and extends to the outside. Set up front end housing 5 and rear end housing 29 on brake disc 1, one-way clutch seals in the slide, not only play dustproof effect, and front end housing 5 and rear end housing 29 play supporting location effect to spacing post 15 and connecting axle 6, prevent that one-way clutch from moving along brake disc 1 axis direction, high stability, connecting axle 6 can rotate with back spacing hole 25 through the bearing and be connected, connecting axle 6 also can directly inject back spacing hole 25 in, connecting axle 6 can support for rear end housing 29 rotate can, spacing post 15 can be connected for the rotation through the bearing with preceding spacing hole 23 in the same way, also can directly inject preceding spacing hole 23 in, spacing post 15 can support rotatory can for front end housing 5 relatively.
The front end cover 5 and the rear end cover 29 are fixedly connected with the front end wall and the rear end wall of the corresponding brake disc 1 through bolts, and the brake disc 1 is provided with the bolts.
The embodiment also comprises a using method of the braking device with the bidirectional braking function, which comprises the following steps:
s1, when the brake disc rotates unidirectionally, the pawl 10 is manually shifted through the reset slide rod 12 to separate the pawl 10 from the arc-shaped slide block 2, the connecting shaft 6 is manually rotated to enable the support 3 to drive the cylinder 7 to rotate, the cylinder 7 pushes the arc-shaped slide block 2 to move towards the first limiting groove 26 until the arc-shaped slide block 2 is completely clamped in the arc-shaped slide groove 18 where the second arc-shaped surface is located, one end of the arc-shaped slide block 2 abuts against the end surface where the first limiting groove 26 is connected with the arc-shaped slide groove 18 to enable the inner arc surface of the arc-shaped slide block 2 to be flush with the inner ring surface of the brake disc 1, the reset slide rod 12 is loosened, the pawl 10 is inserted into the corresponding ratchet teeth 19 under the elastic action of the leaf spring 11, and the pawl 10 supports the arc;
s2, the connecting shaft 6 drives the one-way clutch to rotate under the action of external force, at the moment, the support 3 drives the cylinder 7 to rotate according to a set direction, in the rotating process, the cylinder 7 is always contacted with the slideway under the action of the spring 8, and meanwhile, the cylinder 7 performs telescopic alternate action according to the structure of the slideway, so that the one-way rotating function is completed;
s3, during reverse braking, the connecting shaft 6 rotates reversely, the cylinder 7 pushes the arc-shaped sliding block 2 to move towards the second limiting groove 17 until the cylinder 7 at the top end of the support 3 is completely positioned in the first limiting groove 26, one side wall of the cylinder 7 is contacted with one end of the adjacent arc-shaped sliding block 2, the cylinder 7 at the bottom end of the support 3 is completely positioned in the second limiting groove 17, one side wall of the cylinder 7 is contacted with the other end of the arc-shaped sliding block 2, through reverse rotation, the two cylinders 7 on the support 3 apply pressure to the arc-shaped sliding block 2, so that the arc-shaped sliding block 2 clamps the cylinder 7 at the bottom end of the support 3 in the second limiting groove 17, reverse locking braking operation is completed, the pawl 10 is inserted into the corresponding ratchet teeth 19 at this moment, and if unidirectional rotation is required, the operations of the steps S1 and S2 are repeated.
The working principle of the embodiment is as follows: when a vehicle is tested, the roller group rotates forwards, the roller shaft drives the connecting shaft 6 connected with the roller shaft to rotate forwards, the connecting shaft 6 drives the support 3 to enable the cylinders 7 at the top end and the bottom end to rotate in the slide way, if the roller group slips due to insufficient power in the vehicle test, the roller group rotates reversely, the cylinder 7 at the top end of the support 3 pushes the arc-shaped slide block 2 to slide in the arc-shaped slide groove 18 to the second limiting groove 17 at the moment, until the end part of the cylinder 7 at the top end of the support 3 is completely inserted into the first limiting groove 26, the end surface of the cylinder 7 at the bottom end of the support 3 is inserted into the second limiting groove 17, at the moment, one end of the arc-shaped slide block 2 close to the second limiting groove 17 protrudes to the outer side of the arc-shaped slide groove 18 under the action of the first arc-shaped surface and is contacted with the side wall of the cylinder 7 at the bottom end of the support 3, under the condition that the ratchet teeth 19 on the arc-shaped sliding block 2 are matched with the pawl 10, the arc-shaped sliding block 2 can only move towards the second limit groove 17 and can not move reversely, so that the one-way clutch can not rotate in the forward direction and the reverse direction under the action of the arc-shaped sliding block 2 and the ratchet locking mechanism 4, the roller set can realize the two-way braking function, after the test is finished and the roller set needs to return to the one-way rotation function, the reset sliding rod 12 is manually driven to slide downwards in the sliding hole 21, the pawl 10 is separated from the ratchet teeth 19, the leaf spring 11 is compressed, then the corresponding roller is manually rotated, the connecting shaft 6 is forwardly rotated, the arc-shaped sliding block 2 is pushed to move towards the first limit groove 26 until the arc-shaped sliding block 2 is clamped on the end face formed by the first limit groove 26 and the arc-shaped sliding way, at the moment, the reset sliding rod 12 is loosened, and the pawl 10 is inserted into the corresponding ratchet, the spring 11 generates elasticity to the pawl 10, so that the arc-shaped sliding block 2 is kept unmovable in the state, the arc-shaped sliding block 2 is supported, and the force for manually driving the roller belt cylinder 7 to push the arc-shaped sliding block 2 to move is different from the force for causing the cylinder 7 at the bottom end of the support 3 to shrink into the sleeve 14 because the arc-shaped sliding block 2 is clamped and cannot move, so that the arc-shaped sliding block 2 can be sensed to be clamped in the manual driving process, the reset sliding rod 12 can be loosened at the moment, and the pawl 10 is inserted into the corresponding ratchet teeth 19.
Compared with the prior art, the embodiment has the following beneficial effects:
through set up one way clutch on the brake disc, the ratchet locking mechanism, arc spout and the arc slider of mutually supporting, make one way clutch can only be according to the forward rotation of setting for, to one way clutch automatic braking during reverse rotation, make its forward and reverse all unable rotations, realize instant two-way braking function, braking reaction rate is fast, need not manual operation, degree of automation is high, overall structure is compact, the reliability is high, to the roller group in the vehicle test realized the automatic switch-over of skidding and non-skid state, when guaranteeing that vehicle power is not enough, can be to assembly pulley two-way braking effect, guarantee the safety of vehicle, application scope is wide, and overall structure cost of manufacture is low, save arresting gear's cost of manufacture.
It will be understood by those skilled in the art that the invention, including any combination of the elements of the above description and the detailed description and illustrated in the accompanying drawings, is not limited to the details and should not be construed as limited to the embodiments set forth herein for the sake of brevity. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A brake device with a bidirectional braking function is characterized in that: the brake disc is of a circular ring structure, a first limiting groove and a second limiting groove extending along the radial direction of the brake disc are formed in the inner ring wall of the brake disc, the central lines of the first limiting groove and the second limiting groove are overlapped and penetrate through the circle center of the brake disc, an arc sliding groove extending inwards is formed in the inner ring wall of the brake disc, one end of the arc sliding groove extends into the first limiting groove, the other end of the arc sliding groove extends into the second limiting groove, the two end faces of the arc sliding groove are overlapped and penetrate through the circle center of the brake disc, an arc sliding block is in sliding fit in the arc sliding groove, the inner arc of the arc sliding block is equal to the inner ring radius of the brake disc and is in the same circle center, and the one-way clutch is clamped in a slide formed by the arc sliding block, the inner ring wall of the brake disc, the first limiting groove and the second limiting groove, and the one-way clutch can only rotate in one direction, the arc-shaped sliding block is driven reversely to clamp and lock the one-way clutch, the ratchet locking mechanism is fixed on the outer wall of the brake disc, and the ratchet locking mechanism supports and locks the arc-shaped sliding block.
2. The brake apparatus with bidirectional braking function according to claim 1, characterized in that: the diapire of arc spout comprises two sections first arcwall faces and the second arcwall face of radius difference, the radius of first arcwall face is less than the radius of second arcwall face, first arcwall face is close to the spacing recess setting of second, and extends to in the spacing recess of second, when the arc slider is located the arc spout that the second arcwall face constitutes completely, the interior cambered surface of arc slider flushes with the interior anchor ring face of brake disc.
3. The brake apparatus with bidirectional braking function according to claim 1, characterized in that: the center line of the first limiting groove and the center line of the second limiting groove are overlapped and are positioned on the two end faces of the arc-shaped sliding groove; the end face, away from the arc-shaped sliding groove, of the first limiting groove is an arc face tangent to the inner ring face of the brake disc, and the end face, away from the arc-shaped sliding groove, of the second limiting groove is a vertical face.
4. The brake apparatus with bidirectional braking function according to claim 1, characterized in that: the inner wall of the arc-shaped sliding groove is provided with a locking opening penetrating through the brake disc, the outer wall of the brake disc of the shell of the locking opening is fixedly provided with a ratchet locking mechanism, and the ratchet locking mechanism supports and locks the arc-shaped sliding block through the locking opening.
5. The brake apparatus with bidirectional braking function according to claim 4, characterized in that: the ratchet wheel locking mechanism comprises a shell, a pawl and a pawl shaft, wherein the pawl and the pawl shaft are located in the shell, the shell is fixed on the outer wall of a brake disc on the outer side of a locking opening, the inner portion of the shell is communicated with the locking opening, the pawl is rotatably connected with the inner wall of the shell through the pawl shaft, a plurality of ratchet teeth matched with the pawl are arranged on the outer arc wall of the arc-shaped sliding block, and the pawl is inserted into the corresponding ratchet teeth to lock the arc-shaped sliding block.
6. The brake apparatus with bidirectional braking function according to claim 5, characterized in that: the ratchet is characterized in that a reset sliding rod is fixed on one side wall of the pawl, two ends of the reset sliding rod penetrate through corresponding shell side walls, sliding holes are formed in the corresponding shell side walls, the end portion of the reset sliding rod penetrates through the sliding holes and can slide in the sliding holes, a leaf spring is arranged on the other side of the pawl and is fixedly connected with the inner wall of the shell through a leaf spring clamping groove, and the leaf spring and the side wall of the pawl are always in a contact state.
7. The brake apparatus with bidirectional braking function according to claim 1, characterized in that: one-way clutch includes support, the flexible subassembly of cylinder is fixed in the top and the bottom of support along the horizontal central line symmetry of support, the tip and the slide laminating of support are kept away from to the flexible subassembly of cylinder.
8. The brake apparatus with bidirectional braking function according to claim 7, characterized in that: the telescopic cylinder assembly comprises a sleeve and a cylinder, the sleeve is fixedly connected with the support, a spring is fixed on the support in the sleeve, the cylinder is inserted into the sleeve and is in clearance fit with the sleeve, the cylinder in the sleeve is fixedly connected with the spring, and one end of the cylinder far away from the support is propped against the slide to enable the spring to be in a compression state.
9. The brake apparatus with bidirectional braking function according to claim 7, characterized in that: a limiting column is fixed at the front end of the support, and a connecting shaft in a hollow structure is fixed at the rear end of the support; the brake disc is characterized in that a front end cover is fixed on the front end wall of the brake disc, a front limiting hole is formed in the front end cover, the limiting column is rotatably connected with the front limiting hole, a rear end cover is fixed on the rear end wall of the brake disc, a rear limiting hole is formed in the rear end cover and rotatably connected with the connecting shaft, and one end, far away from the support, of the connecting shaft penetrates through the rear limiting hole and extends to the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921500124.0U CN210736078U (en) | 2019-09-10 | 2019-09-10 | Brake device with bidirectional braking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921500124.0U CN210736078U (en) | 2019-09-10 | 2019-09-10 | Brake device with bidirectional braking function |
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| CN210736078U true CN210736078U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921500124.0U Withdrawn - After Issue CN210736078U (en) | 2019-09-10 | 2019-09-10 | Brake device with bidirectional braking function |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110422785A (en) * | 2019-09-10 | 2019-11-08 | 邢台职业技术学院 | Brake apparatus and its application method with bi-directional braking function |
| CN112612140A (en) * | 2020-12-29 | 2021-04-06 | 重庆蓝岸通讯技术有限公司 | Noiseless two-way ratchet structure |
| CN112696314A (en) * | 2020-12-29 | 2021-04-23 | 诸暨和创电机科技有限公司 | Wind driven generator based on wind power braking mechanism |
| CN112796938A (en) * | 2020-12-29 | 2021-05-14 | 诸暨和创电机科技有限公司 | Wind driven generator based on multi-stage wind power braking device |
| CN112983744A (en) * | 2021-03-09 | 2021-06-18 | 诸暨和创电机科技有限公司 | Wind driven generator based on linear type grading wind power braking device |
-
2019
- 2019-09-10 CN CN201921500124.0U patent/CN210736078U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110422785A (en) * | 2019-09-10 | 2019-11-08 | 邢台职业技术学院 | Brake apparatus and its application method with bi-directional braking function |
| CN110422785B (en) * | 2019-09-10 | 2023-07-18 | 邢台职业技术学院 | Braking device with bidirectional braking function and application method thereof |
| CN112612140A (en) * | 2020-12-29 | 2021-04-06 | 重庆蓝岸通讯技术有限公司 | Noiseless two-way ratchet structure |
| CN112696314A (en) * | 2020-12-29 | 2021-04-23 | 诸暨和创电机科技有限公司 | Wind driven generator based on wind power braking mechanism |
| CN112796938A (en) * | 2020-12-29 | 2021-05-14 | 诸暨和创电机科技有限公司 | Wind driven generator based on multi-stage wind power braking device |
| CN112612140B (en) * | 2020-12-29 | 2022-10-18 | 重庆蓝岸科技股份有限公司 | Noiseless two-way ratchet structure |
| CN112983744A (en) * | 2021-03-09 | 2021-06-18 | 诸暨和创电机科技有限公司 | Wind driven generator based on linear type grading wind power braking device |
| CN112983744B (en) * | 2021-03-09 | 2023-06-06 | 诸暨和创电机科技有限公司 | Wind driven generator based on linear type grading wind power braking device |
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