CN201484436U - Mine car brake device - Google Patents
Mine car brake device Download PDFInfo
- Publication number
- CN201484436U CN201484436U CN200920147880XU CN200920147880U CN201484436U CN 201484436 U CN201484436 U CN 201484436U CN 200920147880X U CN200920147880X U CN 200920147880XU CN 200920147880 U CN200920147880 U CN 200920147880U CN 201484436 U CN201484436 U CN 201484436U
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- Prior art keywords
- brake
- hinged
- hole
- thick stick
- arm
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A mine car brake device comprises a brake hand wheel 1, a brake shaft 2, a brake lever 7, a brake lever 25, a mine car chassis 26 and a wheel, wherein the bottom of the brake shaft 2 is fixed on a shaft fixed frame 4; one end of a steel chain 3 is fixed with the lower end of the brake shaft 2; the other end of the steel chain 3 is fixed on the mine car chassis 26 bypassing a chain wheel 5; one end of a long pull rod 6 is connected with the central shaft of the chain wheel 5, and the other end is hinged with a variable angle regulating pull plate 18 which is a four-connecting rod mechanism; the four-connecting rod mechanism is connected with a return spring 21, a synchronous lever 17 and a synchronous lever 22 respectively; and other ends of a front adjustable pull rod 15, a front adjustable pull rod 24, a back adjustable pull rod 19 and a back adjustable pull rod 20 are all provided with same brake assemblies. The mine car brake device solves the problems of out-of-sync brake, inadequate braking force, and troubled and labor-waste operation of the current mine car.
Description
Technical field
The utility model relates to a kind of mine car brake equipment.
Background technology:
Braking is crucial in a Safety for mine car transportation technology.With hill path, the Inner Mongol 11.4KM of coal group mine railway line is example, and The mountains are high and the roads are steep, bend is many, also will walk 12 tunnels, the gradient 28 ‰ along the line.(upward slope) was by locomotive traction when mine car was up; Mine car carry coal when descending (descending) need not draw, powerful gravity provides very big downward inertia, make the vehicle smooth running, good control of braking is particularly important.Vehicle braked is continued to use traditional " rubber-tired cart mill rod-type " method always for many years, this method complex operation, brake inconsistent, especially it is not enough to show braking force after the mine car load-carrying improves more, next is that brake thick stick (mill bar) is too near apart from ground, stone, coal cinder in often giving way bump bending deformation, lose its braking function, cause the accident of car crash.
Summary of the invention:
Goal of the invention of the present utility model provides and brakes synchronously, braking force is sufficient, simple to operate laborsaving, the mine car brake equipment of high safety.
The purpose of this utility model is realized by following mode:
The mine car brake equipment, comprise brake handwheel 1, brake axle 2, brake thick stick 7, brake thick stick 24, tramcar chassis 26 and wheel, it is characterized in that: the bottom of brake axle 2 is fixed on the fixed axle frame 4, fixed axle frame 4 is fixedly on the tramcar chassis 26, the lower end of steel chain 3 one ends and brake axle 2 is fixed, the other end of steel chain 3 is walked around sprocket wheel 5 and is fixed on the tramcar chassis 26, one end of long draw 6 is connected with the center shaft of sprocket wheel 5, the other end and angle are regulated arm-tie 18 and are hinged, it is four-bar linkages that angle is regulated arm-tie 18, connect long draw 6 and pull back spring 21 respectively on a pair of relative hinge of this four-bar linkage, another to hinge respectively with synchronous lever 17, the long arm of force end of synchronous lever 22 is hinged, the fulcrum 16 of synchronous lever 17 and the fulcrum 23 of synchronous lever 22 all are fixed on the tramcar chassis 26, the short arm of force end of synchronous lever 17 and an end of preceding compensation linkage 15 are hinged, the short arm of force end of synchronous lever 23 and an end of preceding compensation linkage 24 are hinged, back compensation linkage 19 and back compensation linkage 20 are hinged on the inboard of synchronous lever 17 and synchronous lever 22 fulcrums respectively, preceding compensation linkage 15, preceding compensation linkage 24, the other end of back compensation linkage 19 and back compensation linkage 20 all is equipped with identical brake assembly, three hole arm-ties 9 of brake assembly are hinged with the other end of preceding compensation linkage 15, one end of the other end of three hole arm-ties 9 and short rod 11 is hinged, the turning cylinder of three hole arm-ties, 9 middle parts is installed on the brake thick stick 7, one end of the other end of short rod 11 and three hole boatswain chairs 12 is hinged, the other end of three hole boatswain chairs 12 and tramcar chassis 26 are hinged, the turning cylinder of three hole boatswain chairs, 12 middle parts is installed on the brake thick stick 25, brake thick stick 25 and brake thick stick 7 are installed in the both sides of front vehicle wheel symmetrically, each brake thick stick two ends all is equipped with brake shoe, the driving surface of brake shoe is corresponding with wheel tread, one end of two hole boatswain chairs 14 and two hole boatswain chairs 8 is hinged near the brake shoe place with brake thick stick 25 and brake thick stick 7 respectively, and an end and the tramcar chassis 26 of two hole boatswain chairs 14 and two hole boatswain chairs 8 are hinged.
The beneficial effects of the utility model are:
Because the utility model mine car brake equipment has used lever principle, makes braking force significantly improve, therefore:
1) can only draw 15T by original every joint railway carriage, become present every joint railway carriage and can draw 30T, transport power is doubled;
2) braking force significantly improves, and the safety and the reliability of transportation have had assurance;
3) alleviate labor intensity of operating personnel, improved work efficiency.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
The specific embodiment:
The mine car brake equipment, comprise brake handwheel 1, brake axle 2, brake thick stick 7, brake thick stick 24, tramcar chassis 26 and wheel, it is characterized in that: the bottom of brake axle 2 is fixed on the fixed axle frame 4, the lower end of steel chain 3 one ends and brake axle 2 is fixed, the other end of steel chain 3 is walked around sprocket wheel 5 and is fixed on the tramcar chassis 26, one end of long draw 6 is connected with the center shaft of sprocket wheel 5, the other end and angle are regulated arm-tie 18 and are hinged, it is four-bar linkages that angle is regulated arm-tie 18, connect long draw 6 and pull back spring 21 respectively on a pair of relative hinge of this four-bar linkage, another to hinge respectively with synchronous lever 17, the long arm of force end of synchronous lever 22 is hinged, the fulcrum 16 of synchronous lever 17 and the fulcrum 23 of synchronous lever 22 all are fixed on the tramcar chassis 26, the short arm of force end of synchronous lever 17 and an end of preceding compensation linkage 15 are hinged, the short arm of force end of synchronous lever 23 and an end of preceding compensation linkage 24 are hinged, back compensation linkage 19 and back compensation linkage 20 are hinged on the inboard of synchronous lever 17 and synchronous lever 22 fulcrums respectively, preceding compensation linkage 15, preceding compensation linkage 24, the other end of back compensation linkage 19 and back compensation linkage 20 all is equipped with identical brake assembly, three hole arm-ties 9 of brake assembly are hinged with the other end of preceding compensation linkage 15, one end of the other end of three hole arm-ties 9 and short rod 11 is hinged, the turning cylinder of three hole arm-ties, 9 middle parts is installed on the brake thick stick 7, one end of the other end of short rod 11 and three hole boatswain chairs 12 is hinged, the other end of three hole boatswain chairs 12 and tramcar chassis 26 are hinged, the turning cylinder of three hole boatswain chairs, 12 middle parts is installed on the brake thick stick 25, brake thick stick 25 and brake thick stick 7 are installed in the both sides of front vehicle wheel symmetrically, each brake thick stick two ends all is equipped with brake shoe, the driving surface of brake shoe is corresponding with wheel tread, one end of two hole boatswain chairs 14 and two hole boatswain chairs 8 is hinged near the brake shoe place with brake thick stick 25 and brake thick stick 7 respectively, and an end and the tramcar chassis 26 of two hole boatswain chairs 14 and two hole boatswain chairs 8 are hinged.
The four-bar linkage that angle is regulated in the arm-tie 18 is a rhombus.
The preceding compensation linkage that install on each synchronous lever fulcrum both sides equates with the distance of the relative balance pivot of back compensation linkage, and two synchronous levers are rotational symmetry with the long draw.
Need glancing impact, clickwise brake handle 1, slide fastener 3 is wrapped in brake axle 2 belows naturally, shortening along with slide fastener 3, thereby traction long draw 6 moves to the direction of brake axle 2, makes angle regulate the principle work of arm-tie 18 according to four-bar linkage, and drive synchronous lever 17 and synchronous lever 22 rotate around fulcrum separately, preceding adjustable rod 15 and preceding adjustable rod 24 move backward, have driven back compensation linkage 19 simultaneously to travelling forward with back compensation linkage 20.The other end of preceding scalable arm-tie 15 is connected with brake assembly, three hole arm-ties 9 of brake assembly drive brake thick stick 7 and the brake thick stick 25 that is located at the axletree both sides again, make brake shoe 10 and brake shoe 13 make move toward one another, with the wheel tread contact friction, continue spin brake handwheel 1, by locking, realize braking up to wheel.Pull back spring 21 stretches at glancing impact thereupon, resets again when brake off thereupon, and regulates arm-tie 18 by angle and make said mechanism automatically restore to original position.
Because preceding compensation linkage 24, the back compensation linkage 19 and the back compensation linkage 20 with the other end identical brake assembly all is installed, use identical with the principle of work of preceding compensation linkage 15, and the preceding compensation linkage that install on each synchronous lever fulcrum both sides equates that with the distance of the relative balance pivot of back compensation linkage the four-bar linkage that angle is regulated in the arm-tie 18 is a rhombus; And two synchronous levers are rotational symmetry with the long draw; Guaranteed that like this brake assembly on four wheels in effect and front and back all is symmetrical, institute is so that wheel is realized synchronous braking.
Claims (3)
1. mine car brake equipment, comprise brake handwheel (1), brake axle (2), brake thick stick (7), brake thick stick (24), tramcar chassis (26) and wheel, it is characterized in that: the bottom of brake axle (2) is fixed on the fixed axle frame (4), the lower end of steel chain (3) one ends and brake axle (2) is fixed, the other end of steel chain (3) is walked around sprocket wheel (5) and is fixed on the tramcar chassis (26), one end of long draw (6) is connected with the center shaft of sprocket wheel (5), the other end and angle are regulated arm-tie (18) and are hinged, it is four-bar linkage that angle is regulated arm-tie (18), connect long draw (6) and pull back spring (21) on a pair of relative hinge of this four-bar linkage respectively, another to hinge respectively with synchronous lever (17), the long arm of force end of synchronous lever (22) is hinged, the fulcrum (16) of synchronous lever (17) and the fulcrum (23) of synchronous lever (22) all are fixed on the tramcar chassis (26), the short arm of force end of synchronous lever (17) and an end of preceding compensation linkage (15) are hinged, the short arm of force end of synchronous lever (22) and an end of preceding compensation linkage (24) are hinged, back compensation linkage (19) and back compensation linkage (20) are hinged on the inboard of synchronous lever (17) and synchronous lever (22) fulcrum respectively, preceding compensation linkage (15), preceding compensation linkage (24), the other end of back compensation linkage (19) and back compensation linkage (20) all is equipped with identical brake assembly, three hole arm-ties (9) of brake assembly are hinged with the other end of preceding compensation linkage (15), one end of the other end of three hole arm-ties (9) and short rod (11) is hinged, the turning cylinder of three hole arm-tie (9) middle parts is installed on the brake thick stick (7), one end of the other end of short rod (11) and three hole boatswain chairs (12) is hinged, the other end of three hole boatswain chairs (12) and tramcar chassis (26) are hinged, the turning cylinder of three hole boatswain chair (12) middle parts is installed on the brake thick stick (25), brake thick stick (25) and brake thick stick (7) are installed in the both sides of front vehicle wheel symmetrically, each brake thick stick two ends all is equipped with brake shoe, the driving surface of brake shoe is corresponding with wheel tread, one end of two hole boatswain chairs (14) and two hole boatswain chairs (8) is hinged near the brake shoe place with brake thick stick (25) and brake thick stick (7) respectively, and an end and the tramcar chassis (26) of two hole boatswain chairs (14) and two hole boatswain chairs (8) are hinged.
2. mine car brake equipment according to claim 1 is characterized in that: the preceding compensation linkage that install on each synchronous lever fulcrum both sides equates with the distance of the relative balance pivot of back compensation linkage, and two synchronous levers are rotational symmetry with the long draw.
3. mine car brake equipment according to claim 1 is characterized in that: the four-bar linkage that described angle is regulated in the arm-tie (18) is a rhombus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920147880XU CN201484436U (en) | 2009-04-16 | 2009-04-16 | Mine car brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920147880XU CN201484436U (en) | 2009-04-16 | 2009-04-16 | Mine car brake device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201484436U true CN201484436U (en) | 2010-05-26 |
Family
ID=42423329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920147880XU Expired - Fee Related CN201484436U (en) | 2009-04-16 | 2009-04-16 | Mine car brake device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201484436U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481906A (en) * | 2013-09-23 | 2014-01-01 | 长春轨道客车装备有限责任公司 | Manual release device for parking brake cylinder of light rail vehicle |
| CN106379370A (en) * | 2016-10-27 | 2017-02-08 | 克诺尔车辆设备(苏州)有限公司 | Junction box for parking and braking manual release device and track traffic vehicle |
-
2009
- 2009-04-16 CN CN200920147880XU patent/CN201484436U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481906A (en) * | 2013-09-23 | 2014-01-01 | 长春轨道客车装备有限责任公司 | Manual release device for parking brake cylinder of light rail vehicle |
| CN106379370A (en) * | 2016-10-27 | 2017-02-08 | 克诺尔车辆设备(苏州)有限公司 | Junction box for parking and braking manual release device and track traffic vehicle |
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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: 20100526 Termination date: 20120416 |