CN201313558Y - Caliper style vehicle reducer-actuating unit - Google Patents
Caliper style vehicle reducer-actuating unit Download PDFInfo
- Publication number
- CN201313558Y CN201313558Y CNU200820130495XU CN200820130495U CN201313558Y CN 201313558 Y CN201313558 Y CN 201313558Y CN U200820130495X U CNU200820130495X U CN U200820130495XU CN 200820130495 U CN200820130495 U CN 200820130495U CN 201313558 Y CN201313558 Y CN 201313558Y
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- brake
- clamp
- executive device
- oil cylinder
- type car
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Abstract
The utility model relates to a caliper style vehicle reducer-actuating unit, which comprises an oil cylinder, brake calipers and brake rails arranged on the upper ends of the brake calipers, wherein the brake calipers include an outer brake caliper and an inner brake caliper; moreover, the unit also comprises an outer holder and an inner holder, wherein one end of the outer holder is movably connected with the inner side of the outer brake caliper; one end of the inner holder is movably connected with the inner side of the inner brake caliper, so that the inner holder is opposite to the outer holder; both ends of the oil cylinder are respectively connected with the lower parts of the outer and the inner brake calipers through oil-cylinder pin shafts; and the outer and the inner brake calipers are respectively firmly connected with the bottoms and outer sides of the brake rails arranged on the outer and the inner brake calipers. When the unit is used, the inner and the outer holders are connected with the basic rails, so that the unit is directly mounted on the basic rails, a mounting foundation is not needed, and the unit has the advantages of simple structure, easy implementation, low cost, no release noise, low release impact, large unit braking-energy height, flexible action, safe and reliably operation action, easy mounting and convenient maintenance.
Description
Technical field
The utility model relates to a kind of car retarder executive device, especially a kind of clamp type car retarder executive device.
Background technology
At present, the domestic hump yard car retarder executive device that is used for, most widely used is the clamp type structure.This structure is applicable to mechanization, semi-automation and automatic hump marshalling yard vehicle speed control device, can implement spacing braking or purpose braking to skating vehicle, improved break-up capacity of hump, shunting service and personal safety have been guaranteed, alleviated operating personnel's labour intensity, reduced the abrasion of rail and the scratch of wheel tread, railway freight has been had the significant social economic benefit.
But clamp type retarder executive device need be set up huge basis, complex structure, and the construction working amount is big, and the cost height is difficult in maintenance, impacts greatly during alleviation, and noise is big.
Because railway freight is to the development of heavily loaded aspect, wheel on 4 axles on four cars of a 100t of car retarder reply all carries out glancing impact, should be able to normal brake application, therefore it is tall and big to develop unit system kinetic energy, simple in structure, installation and maintenance is simple and convenient, the car retarder executive device that cost is low is very necessary.
Summary of the invention
The purpose of this utility model is to solve the above-mentioned technical matters that exists in the background technology, do not need installation basic and provide a kind of, unit system kinetic energy is tall and big, simple in structure, installation and maintenance is simple and convenient, the operation action is safe and reliable, impact little, noiselessness during alleviation, the car retarder executive device that cost is low.
Technical solution of the present utility model is: the utility model is a kind of clamp type car retarder executive device, the braking rail that comprises oil cylinder, brake clamp and be arranged on the brake clamp upper end, its special character is: this device also comprises external splint seat, inner splint seat; Described brake clamp comprises outer brake clamp and inside brake pincers; The inboard of described external splint seat one end and outer brake clamp flexibly connects, the inboard flexible connection of described inner splint seat one end and inside brake pincers, thereby with the corresponding setting of external splint seat; The two ends of described oil cylinder are connected with the bottom of outer brake clamp with the inside brake pincers respectively by the oil cylinder bearing pin.
Be provided with main shaft on above-mentioned outer brake clamp and the inside brake pincers; Described external splint seat, inner splint seat flexibly connect with the inboard that outer brake clamp, inside brake clamp respectively by main shaft.
The inboard of above-mentioned outer brake clamp, inside brake pincers is provided with confined planes; The top and bottom of described external splint seat, inner splint seat are respectively arranged with the braking limiting stopper that stops confined planes and alleviate limiting stopper.
The angular range that above-mentioned outer brake clamp, inside brake pincers rotate up and down with respect to horizontal direction is-6.1 °～2.5 °.
Above-mentioned outer brake clamp, inside brake pincers are captiveed joint with the bottom of braking rail disposed thereon respectively.
Above-mentioned outer brake clamp, inside brake pincers are captiveed joint with the outside portion of braking rail disposed thereon respectively.
Above-mentioned clamp type car retarder executive device also comprises brake pipe and alleviates oil pipe that described brake pipe inserts the braking hydraulic fluid port of oil cylinder, the alleviation hydraulic fluid port of described alleviation oil pipe access oil cylinder.
Above-mentioned clamp type car retarder executive device also comprises brake pipe and alleviates oil pipe that described brake pipe inserts the braking hydraulic fluid port of oil cylinder, the alleviation hydraulic fluid port of described alleviation oil pipe access oil cylinder.
Clamp type car retarder executive device of the present utility model is connected with stock rail by inside and outside clamping plate seat when using, be directly installed on the stock rail of circuit, do not need to install the basis, have simple in structure, be easy to realize, cost is low, noiselessness during alleviation, impact little, unit system kinetic energy is tall and big, flexible movements, and the operation action is safe and reliable, advantage easy to maintenance is installed simply.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is a retarder location engineering scheme drawing of the present utility model;
Fig. 4 is a working position engineering scheme drawing of the present utility model;
Fig. 5 is an alleviation of the present utility model position engineering scheme drawing.
The specific embodiment
Referring to Fig. 1,2, clamp type car retarder executive device of the present utility model uses in pairs when using and constitutes in conjunction with two stock rails 25 of sleeper 16, wherein, each clamp type car retarder executive device is installed in respectively on the two ends stock rail 25 of sleeper 16, the length of each clamp type car retarder executive device generally is that the length that 5 or 6 parallel sleepers 16 take stock rail is good, thereby constitutes the actuating system of 4 joints or 5 joints; And each clamp type car retarder executive device comprises oil cylinder 2, outer brake clamp 3 and inside brake pincers 4 and is arranged on outer brake clamp 3 and inside brake clamps the braking rail 1,24 of 4 upper ends, described this device also comprises external splint seat 5, inner splint seat 7, and the inboard of external splint seat 5 one ends and outer brake clamp 3 flexibly connects; The inboard of inner splint seat 7 one ends and inside brake pincers 4 flexibly connects, thus with the corresponding setting of external splint seat, when using, inner splint seat 7 and external splint seat 5 are separately fixed at the both sides of stock rail 25; The two ends 19 of described oil cylinder 2 (oil cylinder rear side housing), 20 (piston rods) are connected with the bottom of outer brake clamp 3 with inside brake pincers 4 by oil cylinder bearing pin 10,21 respectively; Outer brake clamp 3, inside brake pincers 4 are captiveed joint respectively with the bottom and the outside portion of braking rail 1, braking rail 24.
Be respectively arranged with main shaft 9 and main shaft 22 on the outer brake clamp 3 of each the clamp type car retarder executive device in the present embodiment and the inside brake pincers 4, the end that external splint seat 5, inner splint seat 7 deviate from stock rail 25 clamps 4 inboard flexible connection respectively by main shaft 9,22 and outer brake clamp 3, inside brake; Length by main shaft 9,22, outer brake clamp 3 and inside brake pincers 4 brake clamps that constitute should adapt with the length by 5 or 6 sleeper 16 settings, thereby realize the actuating system that contains clamp type car retarder executive device of 4 joints or 5 joints, this actuating system can increase and decrease joint number as required, is not subjected to the restriction of present embodiment.
Each clamp type car retarder executive device in the present embodiment also comprises brake pipe 11 and alleviates oil pipe 12 that brake pipe 11 inserts the braking hydraulic fluid port 13 of oil cylinder 2; Alleviate the alleviation hydraulic fluid port 14 that oil pipe 12 inserts oil cylinder 2, brake pipe 11 and alleviation oil pipe 12 are fixed on the sleeper 16 by oil pipe gib 15.
Of the present utility model have retarder location, three control positioies of working position and alleviation position in actual applications, and the implementation procedure of each working position is as described below respectively:
Referring to Fig. 3, the implementation procedure of the utility model retarder location:
When brake pipe 11 comes hydraulic oil, hydraulic oil in the brake pipe 11 enters the brake chamber of oil cylinder 2 by brake pipe 17, hydraulic oil in the alleviation chamber of oil cylinder 2 flows in the alleviation oil pipe 12 by alleviating oil pipe 18, the piston rod 20 that hydraulic oil promotes oil cylinder 2 outwards moves, and oil cylinder bearing pin 10, the 21 outer brake clamps 3 of drive at oil cylinder 2 two ends and inside brake clamp 4 bottoms and outwards move.In this process, the brake clamp of the side that friction drag is little is the main axis rotation between this brake clamp and clamping plate seat (rotating around main shaft 9 as outer brake clamp 3) earlier, when the confined planes 30 of this brake clamp is run into the braking limiting stopper 26 that is located on the clamping plate seat, the brake clamp of this side stops the rotation, the main axis rotation of the brake clamp of opposite side between brake clamp and clamping plate seat (as inside brake pincers 4 around main shaft 22 rotations) subsequently, after the confined planes 31 of the brake clamp of this side was run into the braking limiting stopper 27 that is located on the clamping plate seat, the brake clamp of this side stopped the rotation equally.At this moment, and the distance (hereinafter to be referred as the brake-caliper opening size) between two friction faces of the top bonded assembly braking rail 1,24 of outer brake clamp 3 and inside brake pincers 4 reduces, and clamp type car retarder executive device of the present utility model just is in retarder location.
During retarder location, outer brake clamp 3 and inside brake pincers 4 are with respect to 2.5 ° of horizontal direction rotations (the above angle in water intaking plane is the positive-angle value, and the following angle of horizontal surface is the negative angle value), brake-caliper opening size
Actuating unit is in braking mode.
Referring to Fig. 4, the implementation procedure of working position of the present utility model is as follows:
When skating vehicle entered actuating unit under the braking mode, (the standard wheel was thick for the width of wheel 23 rims
) greater than 123mm, therefore, wheel squeezes the thickness that reaches wheel to the brake-caliper opening size by 123mm, at this moment, braking rail 1,24 and wheel will produce friction force and make car retardation, and actuating unit is in working position.
During working position, the brake-caliper opening size is by the decision of wheel 23 rim width, and outer brake clamp 3 and inside brake pincers 4 are the level of state.
Referring to Fig. 5, the implementation procedure of alleviation of the present utility model position is as follows:
When actuating system alleviation oil pipe 12 comes hydraulic oil, hydraulic oil in the alleviation oil pipe 12 is by alleviating the alleviation chamber that oil pipe 18 enters oil cylinder 2, hydraulic oil in the brake chamber of oil cylinder 2 flows in the braking oil main line 17 by brake pipe 11, the piston rod 20 that hydraulic oil promotes oil cylinder 2 moves inward, and oil cylinder bearing pin 10, the 21 outer brake clamps 3 of drive at oil cylinder 2 two ends and inside brake clamp 4 bottoms and move inward.In this process, the brake clamp of the side that friction drag is little is the main axis rotation between brake clamp and clamping plate seat (rotating around main shaft 9 as outer brake clamp 3) earlier, when the confined planes 30 of brake clamp is run into the alleviation limiting stopper 28 that is located on the clamping plate seat, the brake clamp of this side stops the rotation, the main axis rotation of the brake clamp of opposite side between brake clamp and clamping plate seat (as outer brake clamp 4 around main shaft 22 rotations) subsequently, after the confined planes 31 of the brake clamp of this side was run into the alleviation limiting stopper 29 that is located on the clamping plate seat, the brake clamp of this side stopped the rotation equally.At this moment, the distance (brake-caliper opening size) that is installed between two friction faces of braking rail 1,24 that outer brake clamp 3 and inside brake clamp 4 tops increases, and actuating unit just is in alleviates the position.
When alleviating the position, (the above angle in water intaking plane is the positive-angle value with respect to 6.1 ° of horizontal direction reversing sense (hand of rotation when being in retarder location with respect to actuating unit) rotations for outer brake clamp 3 and inside brake pincers 4, the following angle of horizontal surface is the negative angle value), brake-caliper opening size B2 〉=165mm is convenient to vehicle and is passed through.
Clamp type car retarder executive device of the present utility model is applicable to large, medium and small gravitation marshalling yard as purpose braking or spacing braking equipment, general paired use, and should be installed on the circuit linear portion, be applicable to standard gauge
Mm, rail rail type is hump field and other occasion of 50kg/m, and this clamp type car retarder executive device is directly installed on the stock rail of circuit, do not need to install the basis, the actuating system that contains this device generally is provided with by 5 joints, can increase and decrease joint number as required, it is tall and big, simple in structure to have unit system kinetic energy, flexible movements, reasonable in design, operation is impacted little, safe and reliable, and installation and maintenance is simple and convenient, the characteristics that cost is low are a kind of desirable hump yard car retarder actuating units.
Claims (8)
1, a kind of clamp type car retarder executive device, the braking rail that comprises oil cylinder, brake clamp and be arranged on the brake clamp upper end, it is characterized in that: this device also comprises external splint seat, inner splint seat; Described brake clamp comprises outer brake clamp and inside brake pincers; The inboard of described external splint seat one end and outer brake clamp flexibly connects; The inboard of described inner splint seat one end and inside brake pincers flexibly connects, thus with the corresponding setting of external splint seat; The two ends of described oil cylinder are connected with the bottom of outer brake clamp with the inside brake pincers respectively by the oil cylinder bearing pin.
2, clamp type car retarder executive device according to claim 1, it is characterized in that: be provided with main shaft on described outer brake clamp and the inside brake pincers, described external splint seat, inner splint seat flexibly connect with outer brake clamp and inside brake pincers respectively by main shaft.
3, clamp type car retarder executive device according to claim 1 and 2 is characterized in that: the inboard of described outer brake clamp, inside brake pincers is provided with confined planes; The top and bottom of described external splint seat, inner splint seat are respectively arranged with the braking limiting stopper that stops confined planes and alleviate limiting stopper.
4, clamp type car retarder executive device according to claim 3 is characterized in that: the angular range that described outer brake clamp, inside brake pincers rotate up and down with respect to horizontal direction is-6.1 °～2.5 °.
5, clamp type car retarder executive device according to claim 4 is characterized in that: described outer brake clamp, inside brake pincers are captiveed joint with the bottom of braking rail disposed thereon respectively.
6, clamp type car retarder executive device according to claim 5 is characterized in that: described outer brake clamp, inside brake pincers are captiveed joint with the outside portion of braking rail disposed thereon respectively.
7, clamp type car retarder executive device according to claim 5, it is characterized in that: described clamp type car retarder executive device also comprises brake pipe and alleviates oil pipe, described brake pipe inserts the braking hydraulic fluid port of oil cylinder, and described alleviation oil pipe inserts the alleviation hydraulic fluid port of oil cylinder.
8, clamp type car retarder executive device according to claim 6, it is characterized in that: described clamp type car retarder executive device also comprises brake pipe and alleviates oil pipe, described brake pipe inserts the braking hydraulic fluid port of oil cylinder, and described alleviation oil pipe inserts the alleviation hydraulic fluid port of oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820130495XU CN201313558Y (en) | 2008-12-16 | 2008-12-16 | Caliper style vehicle reducer-actuating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820130495XU CN201313558Y (en) | 2008-12-16 | 2008-12-16 | Caliper style vehicle reducer-actuating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201313558Y true CN201313558Y (en) | 2009-09-23 |
Family
ID=41125347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820130495XU Expired - Lifetime CN201313558Y (en) | 2008-12-16 | 2008-12-16 | Caliper style vehicle reducer-actuating unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201313558Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015753A (en) * | 2014-06-27 | 2014-09-03 | 天津铁路信号有限责任公司 | Double-clamping flat-pushing non-gravity-type electro-hydraulic vehicle retarder |
| CN106627655A (en) * | 2017-02-21 | 2017-05-10 | 天津铁路信号有限责任公司 | Electro-hydraulic speed reducer |
-
2008
- 2008-12-16 CN CNU200820130495XU patent/CN201313558Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015753A (en) * | 2014-06-27 | 2014-09-03 | 天津铁路信号有限责任公司 | Double-clamping flat-pushing non-gravity-type electro-hydraulic vehicle retarder |
| CN106627655A (en) * | 2017-02-21 | 2017-05-10 | 天津铁路信号有限责任公司 | Electro-hydraulic speed reducer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170122 Address after: 100844 Fuxing Road, Beijing, Haidian District, No. 10 Patentee after: CHINA RAILWAY CORPORATION Patentee after: XI'AN RAILWAY BUREAU Patentee after: Xi'an Youshi Railway Neo-technic Co., Ltd. Address before: 710075 Xi'an science and technology, Shaanxi Road, No. two, layer 77, 5 Patentee before: Xi'an Youshi Railway Neo-technic Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090923 |
|
| CX01 | Expiry of patent term |