CN2920763Y - Rail vehicle pneumatic-hydraulic braking device - Google Patents
Rail vehicle pneumatic-hydraulic braking device Download PDFInfo
- Publication number
- CN2920763Y CN2920763Y CN 200620024661 CN200620024661U CN2920763Y CN 2920763 Y CN2920763 Y CN 2920763Y CN 200620024661 CN200620024661 CN 200620024661 CN 200620024661 U CN200620024661 U CN 200620024661U CN 2920763 Y CN2920763 Y CN 2920763Y
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- Prior art keywords
- brake
- air
- cylinder
- hydraulic
- braking
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Abstract
The utility model is a braking device for magnetically levitated train provided with a rail vehicle, in particular to a rail vehicle pneumatic-hydraulic braking device, including an air compressor, a general cylinder, a braking cylinder, a hydraulic arrester. The air compressor, the general cylinder and the braking cylinder are connected in turn with each other by supply air line, a pressure pickup is arranged on the general cylinder and the braking cylinder; the braking device also includes a centralized control module and a gas-liquid transducer, an infall of the centralized control module is connected with the braking cylinder by means of the supply air line, a supply air intake of the centralized control module is connected with the hydraulic arrester by supply air spur track and the gas-liquid transducers which are at the each spur track, the hydraulic arrester is made wholly by aluminum and is arranged under a suspend electromagnet which is suspended under a bogie. The pneumatic-hydraulic braking device has all the advantages the air braking and the hydraulic braking had, such as safe, reliable and easy to operate and so on, when the pneumatic-hydraulic braking device is compared with the existing techniques, moreover, the pneumatic-hydraulic braking device can make use of a small space and a small interface to realize a larger brake power, in particular to be applicable to the magnetically levitated trains.
Description
Technical field:
The utility model relates to the brake equipment that guideway vehicle comprises magnetically supported vehicle, particularly a kind of guideway vehicle gas-liquid brake equipment.
Background technology:
At present, rail traffic vehicles comprises that the brake mode of main line railway, light rail, railcar is divided into compression air brake and hydraulic braking, the brake equipment that relates to mainly contains disc brake, tread brake, rheostatic brake, magnetic track braking etc., rheostatic brake is worked when guideway vehicle speed is lower than 5km/h hardly, for vehicle is accurately braked, is located, need to use other braking method, such as disc brake, tread brake, magnetic track braking, but the vehicle for being braked the space structure restriction then is not suitable for adopting above-mentioned braking method as magnetically supported vehicle.
Summary of the invention:
Goal of the invention of the present utility model is intended to solve the difficult problem of the vehicle braked of being braked space structure restriction, and a kind of guideway vehicle gas-liquid brake equipment that utilizes the gas-liquid conversion regime to realize big braking force on less space and less contact surface is provided.
The technical scheme that realizes the foregoing invention purpose is: this guideway vehicle gas-liquid brake equipment comprises Air compressor, total cylinder, brake cylinder, hydraulic brake, described Air compressor, total cylinder, brake cylinder connect by supply air line successively, on total cylinder, the brake cylinder pressure sensor are housed; Also comprise centralized control module and air-liquid converter, its admission port of described centralized control module is connected with brake cylinder by supply air line, its air supply opening is connected with hydraulic brake by the air-liquid converter on air feed branch road and each branch road, described hydraulic brake is an all-aluminium construction, is installed in below the levitating electromagnet that lifts under the bogie truck.
This guideway vehicle gas-liquid brake equipment that provides according to this case, moving and the hydraulic braking advantage of gas collection compacting, compared with prior art, have characteristics such as safe, reliable, simple to operate, can utilize less space, realize bigger braking force on less contact surface, it is more outstanding to be particularly useful on the magnetically supported vehicle effect.
Description of drawings:
Fig. 1 is an integral structure scheme drawing birds-eye view of the present utility model.
Fig. 2 is an integral structure scheme drawing lateral plan of the present utility model.
Fig. 3 is a centralized control module structural representation of the present utility model.
Fig. 4 is a hydraulic brake structural representation front view of the present utility model.
Fig. 5 is a hydraulic brake structural representation lateral plan of the present utility model.
The specific embodiment:
Provide specific embodiment of the utility model below in conjunction with accompanying drawing.
The described guideway vehicle gas-liquid of present embodiment brake equipment is made up of Air compressor 2, air-liquid converter 3, pressure sensor 4, brake cylinder 5, centralized control module 6, total cylinder 7, supply air line 8, air feed branch road 9, hydraulic brake 10.
Described Air compressor 2 by the rubber metal pad resilient suspension below car body underframe 1, its total cylinder 7, brake cylinder 5 below being installed in car body underframe 1 is connected by supply air line 8 successively, on total cylinder 7, the brake cylinder 5 pressure sensor 4 is housed, so that monitor its pressure in real time; Centralized control module 6 is installed in the middle part of car body underframe 1, its admission port is connected with brake cylinder 5 by supply air line 8, its air supply opening is connected with hydraulic brake 10 by the air-liquid converter 3 on air feed branch road 9 and each branch road, described hydraulic brake 10 is an all-aluminium construction, is installed in below the levitating electromagnet 12 that lifts under the bogie truck.
This centralized control module 6 described in the present embodiment is installed in middle part, car body underframe 1 below, by three linked piece 13, proportional pressure-reducing valve 15, two position three-way valve 18, pressure sensor 16, spherical cut out cock 17, tee pipe fitting 14 and pipeline 19 constitute, described three linked piece 13 is connected with two position three-way valve 18 with proportional pressure-reducing valve 15 respectively by tee pipe fitting 14, described proportional pressure-reducing valve 15 and two position three-way valve 18 are connected with air-liquid converter 3 by air feed branch road 9 separately respectively, wherein by spherical cut out cock 17 pressure sensor 16 are housed on the air feed branch road 9 of proportional pressure-reducing valve 15.
All-aluminium construction hydraulic brake 10 described in the present embodiment is made of brake body 19, piston 22, retracing spring 23, brake plate 20, slide bar 25, pull bar 26, high pressure fuel pipe 24, described brake body 19 is slidingly mounted on the slide bar 25, this slide bar 25 is fixed between the two adjacent levitating electromagnets 12, piston 22 and retracing spring 23 thereof are housed on the brake body 19, brake plate 20 is equipped with by dovetail furrow 21 in these piston 22 tops, and this brake plate 20 links to each other with bogie truck curb girder 11 by pull bar 26.
The principle of work and power: air compressor 2 is sent pressure air into air-supply pipeline 8, at first enter total reservoir 7, be provided with check valve before total reservoir 7, there are pressure sensor 4 and pressure relay in the back, pressure relay is set the certain pressure scope, the startup of control air compressor 2 and shutdown, braking reservoir 5 can not have enough air quantity to realize brake action for braking stores enough air quantity to guarantee equally under the electricity condition; Behind the braking reservoir 5 is exactly centralized control module 6, air is earlier through three linked piece 13, air is filtered, reduces pressure, guarantee the air cleaner and the pressure stability of control of access module 6, control module 6 is divided into two parts, one the tunnel is normal brake application, and passing ratio reducing valve 15 is regulated air pressure, obtains the braking force that needs; Another road is an emergency braking, under the irrealizable situation of normal brake application, for example: proportional pressure-reducing valve 15 damages, system cut-off etc., below pressure air just passes to by the emergency braking loop, realize braking, this moment, pressure can not be regulated, and can only use maximum braking force; Centralized control module 6 back, pipeline can be divided into several air feed branch roads 9 as required, each air feed branch road 9 connects an air-liquid converter 3, convert pressure air to high pressure oil by air-liquid converter 3, high pressure oil charges into hydraulic brake 10, piston 22 is stretched out, and piston 22 heads on brake plate 20 and clamps track, reaches brake action; By exhaust valve pressure air in the pipeline is discharged during alleviation, make the piston reset of air-liquid converter 3, thereby hydraulic brake 10 is alleviated.
The brake body 19 of hydraulic brake 10 can be free to slide along slide bar 25, brake body 19 left side heads have two pistons 22, glancing impact, piston rod can be released, promote brake plate 20, left side brake plate is attached on the track earlier, slide along slide bar 25 in the opposite direction thereby drive brake body 19, step up track up to the right brake plate 20, realize braking function; When resetting, do the action opposite with above-mentioned braking procedure by retracing spring 23.Brake plate 20 can slidably reciprocate at dovetail furrow 21, brake plate 20 is connected with pull bar 26 by pin, pull bar 26 other ends are hinged with pull bar 26 mount pads that are installed on the levitating electromagnet 12, so that pass on the bogie truck curb girder 11 through suspension magnet 12 by pull bar 26, in order to avoid damage piston rod at the friction force that glancing impact produces.As seen from the above, when brake plate 20 may wear to the limit, can change very easily.Owing to be designed to all-aluminium construction, can not destroy its deceleration and stopping performance because of the influence of electromagnet 12.
Claims (3)
1, a kind of guideway vehicle gas-liquid brake equipment, comprise Air compressor, total cylinder, brake cylinder, hydraulic brake, described Air compressor, total cylinder, brake cylinder connects by supply air line successively, total cylinder, pressure sensor is housed on the brake cylinder, it is characterized in that it also comprises centralized control module and air-liquid converter, its admission port of described centralized control module is connected with brake cylinder by supply air line, its air supply opening is connected with hydraulic brake by the air-liquid converter on air feed branch road and each branch road, described hydraulic brake is an all-aluminium construction, is installed in below the levitating electromagnet that lifts under the bogie truck.
2, guideway vehicle gas-liquid brake equipment according to claim 1, it is characterized in that described centralized control module is made of three linked piece, proportional pressure-reducing valve, two position three-way valve, pressure sensor, spherical cut out cock, tee pipe fitting and pipeline, described three linked piece is connected with two position three-way valve with proportional pressure-reducing valve respectively by tee pipe fitting, described proportional pressure-reducing valve and two position three-way valve are connected with air-liquid converter by air feed branch road separately respectively, wherein by spherical cut out cock pressure sensor are housed on the air feed branch road of proportional pressure-reducing valve.
3, guideway vehicle gas-liquid brake equipment according to claim 1, it is characterized in that described all-aluminium construction hydraulic brake is made of brake body, piston, retracing spring, brake plate, slide bar, pull bar, high pressure fuel pipe, described brake body is slidingly mounted on the slide bar, this slide bar is fixed between the two adjacent levitating electromagnets, piston and retracing spring thereof are housed on the brake body, this piston tip is equipped with brake plate by dovetail furrow, and this brake plate links to each other with the bogie truck curb girder by pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620024661 CN2920763Y (en) | 2006-06-09 | 2006-06-09 | Rail vehicle pneumatic-hydraulic braking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620024661 CN2920763Y (en) | 2006-06-09 | 2006-06-09 | Rail vehicle pneumatic-hydraulic braking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2920763Y true CN2920763Y (en) | 2007-07-11 |
Family
ID=38253241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620024661 Expired - Lifetime CN2920763Y (en) | 2006-06-09 | 2006-06-09 | Rail vehicle pneumatic-hydraulic braking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2920763Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102256743A (en) * | 2008-12-18 | 2011-11-23 | 三菱重工业株式会社 | Brake control mechanism |
| CN102862585A (en) * | 2012-09-13 | 2013-01-09 | 莱芜美澳冶金科技有限公司 | Brake mechanism of F steel rail wing plate |
| CN103486171A (en) * | 2013-09-30 | 2014-01-01 | 大连华锐重工集团股份有限公司 | Brake cylinder of hydraulic brake device of railway vehicle |
| CN107839712A (en) * | 2017-10-30 | 2018-03-27 | 中车唐山机车车辆有限公司 | The hydraulic brake system and magnetic suspension train of magnetic suspension train |
| CN108909768A (en) * | 2018-07-12 | 2018-11-30 | 中铁磁浮科技（成都）有限公司 | Microcomputer controlled electro-hydraulic switching brake system and method |
| CN109050542A (en) * | 2018-08-17 | 2018-12-21 | 中车永济电机有限公司 | A kind of double dynamical railcar alternating current drive system of common DC bus |
| CN111907497A (en) * | 2020-08-14 | 2020-11-10 | 中车齐齐哈尔车辆有限公司 | Integrated braking device and railway wagon with same |
-
2006
- 2006-06-09 CN CN 200620024661 patent/CN2920763Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102256743A (en) * | 2008-12-18 | 2011-11-23 | 三菱重工业株式会社 | Brake control mechanism |
| CN102256743B (en) * | 2008-12-18 | 2014-01-01 | 三菱重工业株式会社 | Brake control mechanism |
| CN102862585A (en) * | 2012-09-13 | 2013-01-09 | 莱芜美澳冶金科技有限公司 | Brake mechanism of F steel rail wing plate |
| CN103486171A (en) * | 2013-09-30 | 2014-01-01 | 大连华锐重工集团股份有限公司 | Brake cylinder of hydraulic brake device of railway vehicle |
| CN103486171B (en) * | 2013-09-30 | 2015-08-26 | 大连华锐重工集团股份有限公司 | A kind of master cylinder of rail vehicle hydraulic brake system |
| CN107839712A (en) * | 2017-10-30 | 2018-03-27 | 中车唐山机车车辆有限公司 | The hydraulic brake system and magnetic suspension train of magnetic suspension train |
| CN107839712B (en) * | 2017-10-30 | 2019-08-27 | 中车唐山机车车辆有限公司 | The hydraulic brake system and magnetic suspension train of magnetic suspension train |
| CN108909768A (en) * | 2018-07-12 | 2018-11-30 | 中铁磁浮科技（成都）有限公司 | Microcomputer controlled electro-hydraulic switching brake system and method |
| CN108909768B (en) * | 2018-07-12 | 2019-07-05 | 中铁磁浮科技（成都）有限公司 | Microcomputer controlled electro-hydraulic switching brake system and method |
| CN109050542A (en) * | 2018-08-17 | 2018-12-21 | 中车永济电机有限公司 | A kind of double dynamical railcar alternating current drive system of common DC bus |
| CN111907497A (en) * | 2020-08-14 | 2020-11-10 | 中车齐齐哈尔车辆有限公司 | Integrated braking device and railway wagon with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TANGSHAN TRACK BUS LIMITED LIABILITY COMPANY Free format text: FORMER OWNER: CHINA CNR GROUP, TANGSHAN ROLLING STOCK PLANT Effective date: 20080516 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080516 Address after: No. 3, factory road, Fengrun District, Hebei, Tangshan City Province, 063035 Patentee after: Tangshan Railway Carriage Co., Ltd. Address before: No. 3, factory road, Fengrun District, Hebei, Tangshan City Province, 063035 Patentee before: Tangshan Rolling Stock Plant, China Beiche Group |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070711 |
|
| EXPY | Termination of patent right or utility model |