CN2535298Y - Self-energy retarding apparatus for railway marshalling yard - Google Patents
Self-energy retarding apparatus for railway marshalling yard Download PDFInfo
- Publication number
- CN2535298Y CN2535298Y CN 02206177 CN02206177U CN2535298Y CN 2535298 Y CN2535298 Y CN 2535298Y CN 02206177 CN02206177 CN 02206177 CN 02206177 U CN02206177 U CN 02206177U CN 2535298 Y CN2535298 Y CN 2535298Y
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- Prior art keywords
- brake cylinder
- energy storage
- braking rail
- housed
- brake
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Abstract
The utility model relates to a weighing reducer for railway marshalling yard, which includes a brake orbit and an execution part, which is connected with the brake orbit and driven by an oil brake cylinder, wherein the oil brake cylinder is connected with a hydraulic control chamber through an oil pipe, a plurality of support components are installed between the two brake orbits as the execution part and have centralizing return-springs installed at two ends of the support component, and the oil brake cylinder is arranged on the support component. The mechanical execution part of the stopping device using the scheme just consists of two brake orbits and the support components thereof, so the structure is simple and the production cost of the reducer is greatly decreased. Because of addtion of the centralizing return-springs, the utility model ensures the railway can be in the clear without hindrance during passing through the reducer to realize thorough relief and further save energy.
Description
Technical field
The utility model belongs to the railroad track retarder, particularly relates to a kind of railway classification yard that is applied to and acts on the equipment that skating vehicle makes it to slow down.
Background technology
Current they are configured in big-and-middle ability hump purpose speed governing position and suit for the ripe floating rail gravity type boat davit car retardation device of the retarder of purpose speed governing use, and then cost is higher to be used for little ability hump, ability surplus, and service expenditure height.If with full top, the controlled top of microcomputer scheme, too complicated in the management maintenance maintenance, and compile and separate efficient and be subjected to certain limitation, therefore need a kind of little type speed reducer badly to satisfy the speed governing needs of a large amount of little ability humps.Once by the patent of invention ZL91109811.9 energy-saving auto-controlled brake of contriver's application, be to utilize two pairs of braking rail to be contained in both sides, two stock rail tops respectively, clamping car team wheel is right respectively to rely on brake cylinder to make two pairs of braking rail, realizes brake snub.This stopping device does not need external energy, utilizes the energy of vehicle self to slow down voluntarily, be a kind of power consumption less, braking force is big, install easily, the easy small-sized ramp to stop device of maintenance.But this stopping device must be realized brake snub to car team wheel to effect respectively with two pairs of braking rail, installs more loaded down with trivial detailsly, and manufacturing cost is also higher, and this stopping device is not provided with the braking rail reset attachment simultaneously, makes the alleviation of stopping device not thorough.
Summary of the invention
The purpose of this utility model provides a kind ofly not only can realize slow down to marshalling yard head skating vehicle, can realize the self-powered speed reducer thoroughly alleviated again, changes a little simultaneously to can be applicable to the marshalling yard afterbody again and make stopping device and the anti-device that slips of departure track.
For achieving the above object, the utility model adopts following technical scheme: a kind of railway classification yard self-powered speed reducer, it comprises braking rail and the execution unit by the brake cylinder driving that is connected with braking rail, brake cylinder is connected with hydraulic control box by oil pipe, some supporting components are housed as execution unit between two braking rail, at the supporting component both ends centering retracing spring is housed, brake cylinder is contained on the supporting component.
Main energy storage is housed in the described hydraulic control box, connect brake cylinder by check valve and solenoid directional control valve, little energy storage also is housed is connected with solenoid directional control valve, the wheel load dump pump is communicated with little energy storage by unidirectional inlet valve, is communicated with main energy storage by unidirectional delivery valve.
Described supporting component is by two sections strut bars, form with two strut bar outer end bonded assembly supporting members and carriage, brake cylinder is contained between two sections strut bars, its cylinder body and piston rod are connected and fixed with two sections strut bars respectively, braking rail is connected with supporting member by bolt and nut, and the carriage advance expenditure is below supporting member.
Described supporting component has five groups, and the centering retracing spring is contained in first and third, five group of both ends.
Adopt the stopping device machinery operating part of such scheme only to form by two braking rail and supporting component thereof, simple in structure, the cost of retarder is reduced greatly.Simultaneously the utility model adopts the two braking rail of internal expansion type, when vehicle wheel when entering retarder, by the damping of compressed liquid static pressure, antagonistic force promote braking rail to vehicle wheel to two inboard turgor pressures, thereby reach the purpose of deceleration.Because the utility model has been set up the centering retracing spring, after train passes through, in case being in, solenoid directional control valve alleviates the position, the centering retracing spring not only can make to move in two braking rail with the car team wheel inboard is disengaged, not interrupted when guaranteeing car team by retarder, thereby realize thoroughly alleviating, and further saved the energy.The utility model has adopted small-sized energy storage and wheel load dump pump, and electric the alleviation braked, do not had to no electric braking, the energising alleviation that can change prior art under the control of retarder electrical controller for energising, make retarder work more easy to control.
Description of drawings
Fig. 1 is an overall structure scheme drawing of the present utility model;
Fig. 2 is that the utility model is used scheme drawing in orbit;
Fig. 3 is the position relational structure scheme drawing of supporting component, carriage, stock rail, braking rail;
Fig. 4 is that scheme drawing cuts open in the office of overlooking of Fig. 3;
Fig. 5 is the utility model hydraulic control device scheme drawing.
The specific embodiment
As Fig. 1,3, retarder shown in 4, it comprises two braking rail 1 and five groups of supporting components 2 thereof, supporting component is by two sections strut bar 2-1, the supporting member 2-2 of two sections strut bar 2-1 outer ends and carriage 12 are formed, braking rail 1 is connected to a fixed with supporting member 2-2 by bolt and nut 11, between braking rail 1 and supporting member 2-2, be provided with cushion block 10, carriage 12 advance expenditures are below supporting member 2-2, when the utility model is contained in control position, carriage 12 fixes with stock rail 9 bottoms, when braking rail 1 and supporting component 2 actions, supporting member 2-2 can be free to slide on carriage 12.On two supporting members of one, three, five group of supporting component 2, centering retracing spring 3 is housed all.Brake cylinder 4 is housed, the cylinder body 4 ' and the piston rod 4 of brake cylinder between two sections strut bar 2-1 " be connected and fixed with two sections strut bars respectively.Hydraulic control box 6 is arranged on the place that suitable distance is arranged apart from stock rail 9, and the bottom is steady with the ballast aggregate envelope.Oil main line 8 is drawn the back from hydraulic control box 6 and is lifted on the supporting component 2 with hook, brake cylinder 4 be connected with branch oil pipe 5 that oil main line is communicated with, wheel load dump pump 7 is contained on the close stock rail 9 at hydraulic control box 6 places.As shown in Figure 5, the main energy storage 18 of dress connects brake cylinder 4 by check valve 19, solenoid directional control valve 15, oil filter 13 in the hydraulic control box 6, little energy storage 14 is communicated with solenoid directional control valve 15, little energy storage 14 is communicated with wheel load dump pump 7 by unidirectional inlet valve 16, and wheel load dump pump 7 is communicated with main energy storage 18 by unidirectional delivery valve 17.Control to solenoid directional control valve 15 belongs to routine techniques, and this specification sheets is no longer described in detail.
Its principle of work is: when retarder is in decelerating mode, low pressure oil in the energy storage 18 enters brake cylinder 4 cavity of resorptions through check valve 19, solenoid directional control valve 15, oil filter 13, overcome the resistance and the mechanical friction resistance of the centering retracing spring 3 on the supporting component 2, promotion braking rail 1 is stretched out and is in decelerating mode, when vehicle walks to the retarder position, compress two braking rail driving surfaces, hydraulic oil in the brake cylinder 4 is pressurized thereupon, braking rail 1 plane of action and wheel medial surface produce friction, car team is formed braking force, force car retardation to the speed that needs.Because of equipment is provided with high-pressure overflow valve 20, when pressure surpassed setting, by pass valve 20 was opened automatically, with preventive device safety.
When retarder is converted to the alleviation operating mode, reversing valve core is in the oil return position, hydraulic oil in each supporting component 2 in brake cylinder 4 cavity of resorptions enters little energy storage 14 and wheel load dump pump 7 through solenoid directional control valve 15, oil cylinder piston bounces back under 3 effects of centering retracing spring simultaneously, drive in the braking rail 1 and move, the realization gap is alleviated, wheel load dump pump 7 is under the several roll extrusion of wheel then, hydraulic oil is pushed back in the energy storage 18,4 times cavity pressures of brake cylinder this moment are near little energy storage low pressure, two braking rail driving surface spacings are far smaller than vehicle wheel to inner distance, and are not interrupted when having guaranteed train by retarder, realize direct release.
Claims (4)
1, a kind of railway classification yard self-powered speed reducer, it comprises braking rail and the execution unit by the brake cylinder driving that is connected with braking rail, brake cylinder is connected with hydraulic control box by oil pipe, it is characterized in that, some supporting components are housed as execution unit between two braking rail, at the supporting component both ends centering retracing spring is housed, brake cylinder is contained on the supporting component.
2, retarder as claimed in claim 1, it is characterized in that, main energy storage is housed in the hydraulic control box, connect brake cylinder by check valve and solenoid directional control valve, little energy storage also is housed to be connected with solenoid directional control valve, the wheel load dump pump is communicated with little energy storage by unidirectional inlet valve, is communicated with main energy storage by unidirectional delivery valve.
3, stopping device as claimed in claim 1 or 2, it is characterized in that, described supporting component is by two sections strut bars, form with two strut bar outer end bonded assembly supporting members and carriage, brake cylinder is contained between two sections strut bars, its cylinder body and piston rod are connected and fixed with two sections strut bars respectively, braking rail is connected with supporting member by bolt and nut, and the carriage advance expenditure is below supporting member.
4, stopping device as claimed in claim 3 is characterized in that, described supporting component has five groups, and the centering retracing spring is contained in first and third, five group of both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02206177 CN2535298Y (en) | 2002-02-28 | 2002-02-28 | Self-energy retarding apparatus for railway marshalling yard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02206177 CN2535298Y (en) | 2002-02-28 | 2002-02-28 | Self-energy retarding apparatus for railway marshalling yard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2535298Y true CN2535298Y (en) | 2003-02-12 |
Family
ID=33687621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02206177 Expired - Fee Related CN2535298Y (en) | 2002-02-28 | 2002-02-28 | Self-energy retarding apparatus for railway marshalling yard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2535298Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100418824C (en) * | 2006-07-20 | 2008-09-17 | 张金玉 | Support head of speed reducer |
| CN100462266C (en) * | 2006-07-20 | 2009-02-18 | 张金玉 | Hydraulic pressure supporting pole and reducer provided with energy by itself |
| CN111845857A (en) * | 2020-07-31 | 2020-10-30 | 济南维优科技开发有限公司 | Hump tail part parking device state monitoring system |
-
2002
- 2002-02-28 CN CN 02206177 patent/CN2535298Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100418824C (en) * | 2006-07-20 | 2008-09-17 | 张金玉 | Support head of speed reducer |
| CN100462266C (en) * | 2006-07-20 | 2009-02-18 | 张金玉 | Hydraulic pressure supporting pole and reducer provided with energy by itself |
| CN111845857A (en) * | 2020-07-31 | 2020-10-30 | 济南维优科技开发有限公司 | Hump tail part parking device state monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI XINGANXIAN SPEED CONTROL EQUIPMENT LTD. Free format text: FORMER NAME OR ADDRESS: HUIFENG INDUSTRIAL CO., LTD., ZHENGZHOU RAILWAY ADMINISTRATION |
|
| CP03 | Change of name, title or address |
Address after: No. 269, Wen Shui, Shanghai, A-11 Patentee after: Shanghai Shinkansen speed control equipment Co., Ltd. Address before: No. 14 Longhai Middle Road, Henan, Zhengzhou Patentee before: Huifeng Industrial Co., Ltd., Zhengzhou Railway Administration |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |