CN202863415U - Hydraulic tracklayer brake system - Google Patents
Hydraulic tracklayer brake system Download PDFInfo
- Publication number
- CN202863415U CN202863415U CN 201220516887 CN201220516887U CN202863415U CN 202863415 U CN202863415 U CN 202863415U CN 201220516887 CN201220516887 CN 201220516887 CN 201220516887 U CN201220516887 U CN 201220516887U CN 202863415 U CN202863415 U CN 202863415U
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- China
- Prior art keywords
- brake
- shift fork
- hydraulic
- braking
- hydraulic crawler
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Abstract
The utility model discloses a hydraulic tracklayer brake system, and belongs to the technical field of hydraulic tracklayer braking. According to the hydraulic tracklayer brake system, both a left front wheel and a right front wheel of the hydraulic tracklayer are connected with shafts, the shafts are matched with front wheels through splines, the ends of the shafts are connected with braking hubs through splines, the braking hubs are wrapped by brake shoes at the out periphery, friction plates used for frictionally braking the braking hubs are fixed on the brake shoes, and the brake shoes are connected with pedals through connection mechanism and are controlled by the pedals. The hydraulic tracklayer brake system has the advantages of simple structure, convenient and simple operation, safety, reliability, low cost, and good popularization and application. The hydraulic tracklayer brake system is capable of braking the hydraulic tracklayer effectively, reducing the speed when the track is running, stopping the track on a slope, assisting the track to steer, ensuring traffic safety, and preventing the track from sliding.
Description
Technical field
The utility model relates to a kind of hydraulic crawler tractor braking system, and particularly a kind of under steam reduction of speed of trac. that makes can also make trac. stop on the slope, assists to turn to, and makes the hydraulic crawler tractor braking system of traffic safety.
Background technology
At present, the brake system of trac. nearly all is to adopt the friction force of friction lining and wheel to stop vehicle wheel rotation, wheel stops the movement of trac. by the friction force with the contact surface generation, and this structure mainly is directly at wheel brake equipment to be installed, for at hilliness, the hydraulic crawler trac. of many mountain regions operation, the importance of brake system is well imagined, yet its propulsive effort that advances is to provide by two HM Hydraulic Motor that are installed on the trailing wheel, wheel is solid, and the space is less, and common disc type, drum brake mechanism can't be installed.
The utility model content
Goal of the invention of the present utility model is: for the problem of above-mentioned existence, provide a kind of simple in structure, easy and simple to handle, safe and reliable hydraulic crawler tractor braking system can brake the hydraulic crawler trac. effectively, and can make under steam reduction of speed of trac., trac. is stopped on the slope, assistance turns to, and makes traffic safety, avoids car to slide.
The technical solution adopted in the utility model is as follows:
Hydraulic crawler tractor braking of the present utility model system, on the front-wheel of the left and right sides of hydraulic crawler trac., be connected with respectively axle, pass through spline fitted between described axle and the front-wheel, there is brake hub the end of described axle by spline joint, periphery at brake hub is enclosed with brake shoe brake cheek, be fixed with the friction lining that brake hub is carried out friction braking on the described brake shoe brake cheek, described brake shoe brake cheek is connected on the pedal by its control by bindiny mechanism.
Owing to having adopted said structure, on the front-wheel of the left and right sides of hydraulic crawler trac., respectively be connected with an end of axle by spline, the other end at axle is linked with brake hub, brake system full symmetric on the front-wheel, therefore left gear is connected with axle by spline respectively with right gear, its medium-height trestle and bearing are fixed bearing, bearing can be rotated with respect to support, arranged outside at bearing has the bearing cap shim that blocks bearing, prevent that it from moving axially, on the end of axle, by spline joint brake hub is arranged, periphery at brake hub is enclosed with brake shoe brake cheek, be fixed with friction lining at brake shoe brake cheek, can be by brake shoe brake cheek with the brake hub locking, friction lining and brake hub are fitted, friction lining and brake hub produce friction force brake hub are braked, finally by axle the front-wheel of trac. is braked, the final integral stop of realizing trac., wherein the brake shoe brake cheek of brake hub outer wrapping is connected on the pedal by bindiny mechanism, can control brake shoe brake cheek by pedal brake hub is braked, thereby guarantee braking effect.Hydraulic crawler tractor braking of the present utility model system, simple in structure, easy and simple to handle, safe and reliable, can effectively the hydraulic crawler trac. be braked, and can make under steam reduction of speed of trac., trac. is stopped on the slope, assistance turns to, and makes traffic safety, avoids car to slide.
Hydraulic crawler tractor braking of the present utility model system, described bindiny mechanism comprises shift fork, the intermediate active of described shift fork is connected on the trac., rotate centered by can being flexibly connected a little at described shift fork two ends, one end of described brake shoe brake cheek is fixed by hinge, the other end of described brake shoe brake cheek is connected on the end of shift fork, also is connected with to make brake shoe brake cheek get back to the pull back spring of original position on this end, and the other end of shift fork is connected on the pedal by pull bar.
Owing to having adopted said structure, at brake hub brake shoe brake cheek is installed, brake shoe brake cheek surrounds the periphery of brake hub, wherein at brake shoe brake cheek friction lining is installed, and friction lining can be fitted with brake hub, and brake hub is braked; The two ends of brake shoe brake cheek are connected with shift fork by hinge respectively, wherein hinge is fixed the end of brake shoe brake cheek, and the brake shoe brake cheek other end is connected with an end of shift fork, the other end of shift fork is connected on the pedal by pull bar, wherein the intermediate active of shift fork is connected on the trac., rotate centered by can being flexibly connected a little at described shift fork two ends, end by pedal control shift fork rotates centered by being flexibly connected point, the other end pulling brake shoe brake cheek of shift fork is held brake hub tightly, friction lining just produces friction force with brake wheel, and wheel is stopped; Wherein at shift fork because on the end that brake shoe brake cheek connects, also be connected with and make brake shoe brake cheek get back to the pull back spring of original position, after trac. stopped, after unclamping pedal, pull back spring made brake shoe brake cheek get back to original position.So that very convenient and swift of the control of whole brake system can effectively be braked the hydraulic crawler trac., and can be made under steam reduction of speed of trac..
Hydraulic crawler tractor braking of the present utility model system, on the shift fork in the brake system of left and right sides front-wheel, each connects a steel wire backguy, two steel wire backguys are connected on the U-shaped pilot bar, be connected on the link rod by a steel wire backguy on the described pilot bar, described link rod is connected with bail, and described bail is stuck on the locking teeth, and described locking teeth is connected on the parking lever.
Owing to having adopted said structure, to be provided with brake system on the front-wheel of the left and right sides, and a steel wire backguy will be connected respectively on the shift fork in two brake system, two steel wire backguys of U-shaped pilot bar and this are connected, the middle part of U-shaped pilot bar is connected on the link rod by a steel wire backguy, this link rod is connected with bail in being stuck in locking teeth, locking teeth is connected with parking lever, therefore can spur U-shaped pilot bar by parking lever moves, finally the brake system of left and right sides front-wheel is controlled, locking teeth can be used for fixing and supports parking lever, when car is parked on the ramp, move the parking brake lever of leaving behind for preventing car, brake shoe brake cheek can be with the brake hub locking, thereby can effectively avoid trac. to slide.
Hydraulic crawler tractor braking of the present utility model system, the appearance of described axle is placed in the support by bearing, and prevents the axially movable bearing cap shim of bearing in the arranged outside of bearing, and described bearing cap shim is fixed on the support.
Owing to having adopted said structure, bearing cap shim moves axially and fixed type bearing in order to prevent bearing, bearing cap shim is connected by nut with support, the size of regulating endplay by adding and subtracting paper washer, thereby the structure between retainer shaft and the support is surely leaned on, axle can rotate with respect to support, thereby so that brake shoe brake cheek and on friction lining and after brake hub is close to, can brake brake hub, and by axle the left and right sides front-wheel of trac. be braked, the final braking that realizes the hydraulic crawler trac., guarantee that trac. stops on the slope, assistance turns to, and makes traffic safety, avoids car to slide.
In sum, owing to having adopted technique scheme, the beneficial effects of the utility model are:
1, hydraulic crawler tractor braking of the present utility model system, simple in structure, easy and simple to handle, safe and reliable, with low cost, alerting ability is strong, can be applicable;
2, hydraulic crawler tractor braking of the present utility model system can effectively brake the hydraulic crawler trac., and can make under steam reduction of speed of trac.;
3, hydraulic crawler tractor braking of the present utility model system can make trac. stop on the slope, assists to turn to, and makes traffic safety, avoids car to slide.
Description of drawings
Fig. 1 is the scheme arrangement sketch of hydraulic crawler tractor braking of the present utility model system;
Fig. 2 is the structure diagram of hydraulic crawler tractor braking of the present utility model system;
Fig. 3 is the parking device sketch of hydraulic crawler tractor braking of the present utility model system.
Mark among the figure: 1-revolver, 2-bearing cap shim, 3-bearing, 4-axle, the 5-support, 6-brake hub, 7-hinge, 8-brake wheel, the 9-spline, 10-friction lining, 11-brake shoe brake cheek, 12-pull back spring, the 13-shift fork, 14-pull bar, 15-pedal, the backguy of 16-steel wire, 17-U type pilot bar, 18-link rod, 19-bail, the 20-locking teeth, 21-parking control pull bar, 22-button.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Such as Fig. 1, Fig. 2 and shown in Figure 3, hydraulic crawler tractor braking of the present utility model system, on the front-wheel of the left and right sides of hydraulic crawler trac., be connected with respectively axle 4, the appearance of described axle 4 is placed in the support 5 by bearing 3, and the arranged outside at bearing 3 prevents the axially movable bearing cap shim 2 of bearing, and described bearing cap shim 2 is fixed on the support 5.Pass through spline fitted between described axle 4 and the front-wheel, there is brake hub 6 end of described axle 4 by spline joint, periphery at brake hub 6 is enclosed with brake shoe brake cheek 11, be fixed with the friction lining 11 that brake hub 6 is carried out friction braking on the described brake shoe brake cheek 11, described brake shoe brake cheek 11 is connected on the pedal 15 by its control by bindiny mechanism.Wherein bindiny mechanism comprises shift fork 13, the intermediate active of described shift fork 13 is connected on the trac., rotate centered by can being flexibly connected a little at described shift fork 13 two ends, one end of described brake shoe brake cheek 11 is fixing by hinge 7, the other end of described brake shoe brake cheek 11 is connected on the end of shift fork 13, on this end, also be connected with and make brake shoe brake cheek 11 get back to the pull back spring 12 of original position, the other end of shift fork 13 by pull bar 14 be connected to pedal 15 on.On the shift fork 13 in the brake system of left and right sides front-wheel, each connects a steel wire backguy 16, two steel wire backguys 16 are connected on the U-shaped pilot bar 17, be connected on the link rod 18 by a steel wire backguy 16 on the described pilot bar 17, described link rod 18 is connected with bail 19, described bail 19 is stuck on the locking teeth 20, and described locking teeth 20 is connected on the parking lever 21.
Hydraulic crawler tractor braking of the present utility model system, comprise brake hub 6 and axle 4, when push down on the pedal 15, pull bar 14 upward movements, pull bar drives shift fork 13 rotations, hinge 7 is fixed on shift fork 13 on the support 5, and shift fork 13 is connected with brake shoe brake cheek 11, when shift fork 13 rotates up, brake shoe brake cheek 11 is more and more less with the gap of brake hub 8, until contact is close to fully, this moment, friction lining 10 produced friction force with brake wheel 8 surfaces, and axle 4 is stopped operating, thereby revolver 1 is stopped operating, reach the purpose of braking, after unclamping pedal 15, pull back spring 12 resets shift fork 13.When trac. will be at parking on ramp, pulling parking control pull bar 21, bail 19 is stuck on the locking teeth 20, link rod 18 has driven steel wire backguy 16 simultaneously, steel wire backguy 16 is connected on the joint of shift fork 13 and brake shoe brake cheek 11, can allow like this friction lining 10 and brake wheel 8 produce friction force, reaches the purpose that does not allow trac. slide, when clicking button 22, hand-braking power is removed.
Hydraulic crawler tractor braking of the present utility model system, simple in structure, easy and simple to handle, safe and reliable, with low cost, alerting ability is strong, can be applicable; Can effectively the hydraulic crawler trac. be braked, and can make under steam reduction of speed of trac.; Trac. is stopped on the slope, assist to turn to, make traffic safety, avoid car to slide.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (4)
1. hydraulic crawler tractor braking system, it is characterized in that: on the front-wheel of the left and right sides of hydraulic crawler trac., be connected with respectively axle (4), pass through spline fitted between described axle (4) and the front-wheel, there is brake hub (6) end of described axle (4) by spline joint, periphery at brake hub (6) is enclosed with brake shoe brake cheek (11), be fixed with the friction lining (11) that brake hub (6) is carried out friction braking on the described brake shoe brake cheek (11), it is upper by its control that described brake shoe brake cheek (11) is connected to pedal (15) by bindiny mechanism.
2. hydraulic crawler tractor braking as claimed in claim 1 system, it is characterized in that: described bindiny mechanism comprises shift fork (13), the intermediate active of described shift fork (13) is connected on the trac., rotate centered by can being flexibly connected a little at described shift fork (13) two ends, one end of described brake shoe brake cheek (11) is fixing by hinge (7), the other end of described brake shoe brake cheek (11) is connected on the end of shift fork (13), on this end, also be connected with and make brake shoe brake cheek (11) get back to the pull back spring (12) of original position, the other end of shift fork (13) by pull bar (14) be connected to pedal (15) on.
3. hydraulic crawler tractor braking as claimed in claim 2 system, it is characterized in that: on the shift fork in the brake system of left and right sides front-wheel (13), each connects a steel wire backguy (16), two steel wire backguys (16) are connected on the U-shaped pilot bar (17), described pilot bar (17) is upper to be connected on the link rod (18) by a steel wire backguy (16), described link rod (18) is connected with bail (19), described bail (19) is stuck on the locking teeth (20), and described locking teeth (20) is connected on the parking lever (21).
4. such as claim 1 or 2 or 3 described hydraulic crawler tractor braking systems, it is characterized in that: the appearance of described axle (4) is placed in the support (5) by bearing (3), and the arranged outside at bearing (3) prevents the axially movable bearing cap shim of bearing (2), and described bearing cap shim (2) is fixed on the support (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220516887 CN202863415U (en) | 2012-10-10 | 2012-10-10 | Hydraulic tracklayer brake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220516887 CN202863415U (en) | 2012-10-10 | 2012-10-10 | Hydraulic tracklayer brake system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202863415U true CN202863415U (en) | 2013-04-10 |
Family
ID=48030160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220516887 Expired - Fee Related CN202863415U (en) | 2012-10-10 | 2012-10-10 | Hydraulic tracklayer brake system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202863415U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552551A (en) * | 2013-10-30 | 2014-02-05 | 四川农业大学 | Brake mechanism for crawler-type small multifunctional chassis |
| CN107310540A (en) * | 2017-06-08 | 2017-11-03 | 上海理工大学 | Hand-operated breaking mechanism |
-
2012
- 2012-10-10 CN CN 201220516887 patent/CN202863415U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552551A (en) * | 2013-10-30 | 2014-02-05 | 四川农业大学 | Brake mechanism for crawler-type small multifunctional chassis |
| CN107310540A (en) * | 2017-06-08 | 2017-11-03 | 上海理工大学 | Hand-operated breaking mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20131010 |