CN202987123U - Guide pulley brake system and autorail - Google Patents
Guide pulley brake system and autorail Download PDFInfo
- Publication number
- CN202987123U CN202987123U CN 201220644379 CN201220644379U CN202987123U CN 202987123 U CN202987123 U CN 202987123U CN 201220644379 CN201220644379 CN 201220644379 CN 201220644379 U CN201220644379 U CN 201220644379U CN 202987123 U CN202987123 U CN 202987123U
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- China
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- brake
- track adjusting
- adjusting wheel
- brake system
- unit
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Abstract
The utility model provides a guide pulley brake system and an autorail. The guide pulley brake system comprises a control unit, a brake control modulator and a brake executing mechanism. The brake executing mechanism is composed of an electromagnetic control valve, a unit brake cylinder, a brake pump and a brake clamp, wherein an air outlet of the electromagnetic control valve is connected with an air inlet of the unit brake cylinder, a piston rod of the unit brake cylinder is connected with a piston rod of the brake pump, an oil opening of the brake pump is connected with an oil opening of the brake clamp, a normal supply air pipeline of the brake control modulator is connected with a normally-open air inlet of the electromagnetic control valve, a control air supply pipeline of the brake control modulator is connected with a normally-closed air inlet of the electromagnetic control valve, and the control unit is connected with the electromagnetic control valve. The guide pulley brake system improves brake effect of the autorail and effectively prolongs service life of a wheel.
Description
Technical field
The utility model relates to autorail, relates in particular to a kind of track adjusting wheel brake system and autorail.
Background technology
At present, autorail has wheel and track adjusting wheel, because it both can travel on highway, can move on railway again, is widely used in the rail transport industry.The operations such as autorail is generally used for rail traction, repairing, constructs and speedily carries out rescue work.When autorail travelled on highway, contacted support it travelled by wheel with ground, and when travelling on railway, contacted support it travels by track adjusting wheel with rail.When autorail travels under different mode, when needs are braked, autorail of the prior art is no matter be on highway or on railway, all need by brake system of car, wheel to be braked the braking that realizes autorail, cause autorail braking effect on railway poor, and the serious wear of wheel is short service life.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of track adjusting wheel brake system and autorail are provided, solve autorail of the prior art braking effect on railway poor, and the serious wear short defective in service life of wheel, realize improving the deceleration and stopping performance of autorail on railway, and extend the service life of wheel.
the technical scheme that the utility model provides is, a kind of track adjusting wheel brake system, comprise: control unit, modulator and brake actuator are controlled in braking, brake actuator comprises solenoid electric valve, unit brake cylinder, brake pump and brake clamp, the air extractor duct of described solenoid electric valve is connected with the admission port of described unit brake cylinder, the piston rod of described unit brake cylinder and the piston rod of described brake pump link together, the hydraulic fluid port of described brake pump and the hydraulic fluid port of described brake clamp link together, what the normal supply air line that modulator is controlled in described braking connected described solenoid electric valve often drives gas port into, the normally closed admission port of the described solenoid electric valve of control supply air line connection of modulator is controlled in described braking, described control unit is connected with described solenoid electric valve.
Track adjusting wheel brake system as above also is provided with reducing valve between described solenoid electric valve and described unit brake cylinder.
Track adjusting wheel brake system as above, described control unit are button switch or microcomputerized controller.
Track adjusting wheel brake system as above also is connected with pressure switch on described normal supply air line.
The utility model also provides a kind of autorail, comprises track adjusting wheel, is provided with brake disc on the wheel shaft of described track adjusting wheel, also comprises track adjusting wheel brake system as above, and the brake clamp in described track adjusting wheel brake system is arranged on described brake disc.
track adjusting wheel brake system and autorail that the utility model provides, by controlling the electromagnetic control valve events at control unit, the normal supply air line that can control in braking control modulator is communicated with unit brake cylinder with the control supply air line, thereby can make autorail under different driving modes, by the track adjusting wheel brake system, track adjusting wheel is carried out independent brake as required, thereby need not to pass through wheel braking under the railway pattern, effectively raise braking effect, and also actv. is avoided because adopting wheel braking to cause the phenomenon of serious wear of wheel, actv. has extended the service life of wheel.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do one to the accompanying drawing of required use in embodiment or description of the Prior Art and introduce simply, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the utility model track adjusting wheel brake system embodiment.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
as shown in Figure 1, the present embodiment track adjusting wheel brake system comprises control unit 3, braking control modulator 1 and brake actuator 2, brake actuator 2 comprises solenoid electric valve 21, unit brake cylinder 22, brake pump 23 and brake clamp 24, the air extractor duct of solenoid electric valve 21 is connected with the admission port of unit brake cylinder 22, the piston rod of the piston rod of unit brake cylinder 22 and brake pump 23 links together, the hydraulic fluid port of the hydraulic fluid port of brake pump 23 and brake clamp 24 links together by oil circuit 241, what the normal supply air line 11 that modulator 1 is controlled in braking connected solenoid electric valves 21 often drives gas port into, the normally closed admission port of the control supply air line 12 connection solenoid electric valves 21 of modulator 1 is controlled in braking, control unit 3 is connected with solenoid electric valve 21.Wherein, control unit 3 can be button switch or microcomputerized controller.Preferably, in order to control the pressure of the air that enters into unit brake cylinder 22, also be provided with reducing valve 25 between solenoid electric valve 21 and unit brake cylinder 22.Also be connected with pressure switch 111 on normal supply air line 11, detect the pressure size of normal supply air line 11 by pressure switch 111.
In addition, the utility model also provides a kind of autorail, comprises track adjusting wheel, is provided with brake disc on the wheel shaft of track adjusting wheel, also comprises track adjusting wheel brake system as above, and the brake clamp in the track adjusting wheel brake system is arranged on brake disc.Wherein, the track adjusting wheel brake system adopts the track adjusting wheel brake system in the utility model track adjusting wheel brake system embodiment.
Following according to autorail under different conditions, the controlling run of track adjusting wheel brake system is described.
1. under the road running state, control solenoid electric valve 21 outages by control unit 3, normal supply air line 11 is communicated with unit brake cylinder 22, at this moment, the brake clamp 24 on track adjusting wheel is in braking mode.
2. under the railway motoring condition, control solenoid electric valve 21 by control unit 3 and switch on respectively, control supply air line 12 and be communicated with unit brake cylinder 22, at this moment, the brake clamp 24 on track adjusting wheel is in relieved state., will touch braking and control modulator 1 action when stepping on service brake when operating personal, control control supply air line 12 output squeezing air in modulator 1 so that track adjusting wheel is braked by braking.
track adjusting wheel brake system and autorail that the utility model provides, by controlling the electromagnetic control valve events at control unit, the normal supply air line that can control in braking control modulator is communicated with unit brake cylinder with the control supply air line, thereby can make autorail under different driving modes, by the track adjusting wheel brake system, track adjusting wheel is carried out independent brake as required, thereby need not to pass through wheel braking under the railway pattern, effectively raise braking effect, and also actv. is avoided because adopting wheel braking to cause the phenomenon of serious wear of wheel, actv. has extended the service life of wheel.
It should be noted that at last: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (5)
1. track adjusting wheel brake system, it is characterized in that, comprise: control unit, modulator and brake actuator are controlled in braking, brake actuator comprises solenoid electric valve, unit brake cylinder, brake pump and brake clamp, the air extractor duct of described solenoid electric valve is connected with the admission port of described unit brake cylinder, the piston rod of described unit brake cylinder and the piston rod of described brake pump link together, the hydraulic fluid port of described brake pump and the hydraulic fluid port of described brake clamp link together, what the normal supply air line that modulator is controlled in described braking connected described solenoid electric valve often drives gas port into, the normally closed admission port of the described solenoid electric valve of control supply air line connection of modulator is controlled in described braking, described control unit is connected with described solenoid electric valve.
2. track adjusting wheel brake system according to claim 1, is characterized in that, also is provided with reducing valve between described solenoid electric valve and described unit brake cylinder.
3. track adjusting wheel brake system according to claim 1, is characterized in that, described control unit is button switch or microcomputerized controller.
4. track adjusting wheel brake system according to claim 1, is characterized in that, also is connected with pressure switch on described normal supply air line.
5. autorail, comprise track adjusting wheel, be provided with brake disc on the wheel shaft of described track adjusting wheel, it is characterized in that, also comprise described track adjusting wheel brake system as arbitrary in claim 1-4, the brake clamp in described track adjusting wheel brake system is arranged on described brake disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220644379 CN202987123U (en) | 2012-11-30 | 2012-11-30 | Guide pulley brake system and autorail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220644379 CN202987123U (en) | 2012-11-30 | 2012-11-30 | Guide pulley brake system and autorail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202987123U true CN202987123U (en) | 2013-06-12 |
Family
ID=48558329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220644379 Expired - Lifetime CN202987123U (en) | 2012-11-30 | 2012-11-30 | Guide pulley brake system and autorail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202987123U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839476A (en) * | 2017-10-31 | 2018-03-27 | 中车四方车辆有限公司 | A kind of combined tractor |
-
2012
- 2012-11-30 CN CN 201220644379 patent/CN202987123U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839476A (en) * | 2017-10-31 | 2018-03-27 | 中车四方车辆有限公司 | A kind of combined tractor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130612 |
|
| CX01 | Expiry of patent term |