CN204095795U - Pneumatic braking device and there is the vehicle of this Pneumatic braking device - Google Patents
Pneumatic braking device and there is the vehicle of this Pneumatic braking device Download PDFInfo
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- CN204095795U CN204095795U CN201420421021.6U CN201420421021U CN204095795U CN 204095795 U CN204095795 U CN 204095795U CN 201420421021 U CN201420421021 U CN 201420421021U CN 204095795 U CN204095795 U CN 204095795U
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Abstract
The utility model provides a kind of vehicle and Pneumatic braking device thereof.Wherein, vehicle Pneumatic braking device comprises: the inflation pump connected successively, rear braking air receiver, foot brake valves, relay valve and energy storage spring brake chamber and parking brake air receiver, hand brake valve, rapid release valve and double-way check valve.The inlet end of hand brake valve is connected with inflation pump by parking brake gas outlet, and the outlet side of hand brake valve is connected with the first inlet end of double-way check valve; Second inlet end of double-way check valve is connected with the outlet side of foot brake valves; The outlet side of double-way check valve is associated with energy storage spring brake chamber is connected by rapid release valve; When trampling service brake when vehicle is in parking brake parking, Pneumatic braking device of the present utility model can automatically terminate the braking during standstill of parking brake, avoid occurring the overload of energy stroage spring air chamber under energy stroage spring, foot brake double action, improve the reliability of component life and brake system use, increase the safety in passenger vehicle driving conditions.
Description
Technical field
The utility model relates to technical field of vehicle, in particular to a kind of Pneumatic braking device and the vehicle with this Pneumatic braking device.
Background technology
At present, air braking vehicle is generally braked with back axle brake equipment.The structure of back axle brake equipment, see Fig. 1, comprising: inflation pump 1 ', air dryer 2 ', four-loop protection valve 3 ', rear braking air receiver 4 ', foot brake valves 5 ', relay valve 6 ', energy storage spring brake chamber 7 ', parking brake air receiver 8 ', hand brake valve 9 ' and rapid release valve 10 '.Wherein, inflation pump 1 ', air dryer 2 ', four-loop protection valve 3 ', rear braking air receiver 4 ', foot brake valves 5 ', relay valve 6 ', energy storage spring brake chamber 7 ' connect successively, form service brake brake circuit; Inflation pump 1 ', air dryer 2 ', four-loop protection valve 3 ', parking brake air receiver 8 ', hand brake valve 9 ', rapid release valve 10 ' are connected successively with energy storage spring brake chamber 7 ', form hand-braking loop.Control for brake principle is: when chaufeur control pin brake activation valve 5 ', gas successively through inflation pump 1 ', air dryer 2 ', four-loop protection valve 3 ', after braking air receiver 4 ', foot brake valves 5 ', relay valve 6 ', finally enter energy storage spring brake chamber 7 ', realize service brake braking; During pull-up hand brake valve 9 ', gas through inflation pump 1 ', air dryer 2 ', four-loop protection valve 3 ', parking brake air receiver 8 ', hand brake valve 9 ', rapid release valve 10 ', finally enters energy storage spring brake chamber 7 ', realizes hand-braking successively.
Vehicle is in operational process, if chaufeur is when the parking of pull-up hand-braking, still service brake braking function is implemented, just there will be energy storage spring brake chamber 7 to transship under energy stroage spring, foot brake double action, go down for a long time, the aggravation of failsafety can be caused, scrap in advance, further, if do not change in time for the parts damaged, seriously traffic safety can be jeopardized.
Utility model content
Given this, the utility model proposes a kind of Pneumatic braking device, be intended to solve vehicle when hand-braking parking, implement the problem that service brake braking is easy to damage energy storage spring brake chamber.The utility model also proposed a kind of vehicle with this Pneumatic braking device.
An aspect, the utility model proposes a kind of Pneumatic braking device, this device comprises: the inflation pump connected successively, rear braking air receiver, foot brake valves, relay valve and energy storage spring brake chamber and parking brake air receiver, hand brake valve, rapid release valve and double-way check valve.Wherein, the inlet end of hand brake valve is connected with inflation pump by parking brake gas outlet, and the outlet side of described hand brake valve is connected with the first inlet end of described double-way check valve; Second inlet end of described double-way check valve is connected with the outlet side of described foot brake valves; The outlet side of described double-way check valve is connected with described energy storage spring brake chamber by rapid release valve.
Further, above-mentioned Pneumatic braking device also comprises valve, and wherein, described rear braking air receiver is connected with described inflation pump by described valve with described parking brake air receiver.
Further, above-mentioned Pneumatic braking device, described valve is four-loop protection valve.
Further, above-mentioned Pneumatic braking device also comprises: air dryer, is connected between described inflation pump and described valve.
The utility model is by arranging double-way check valve, hand-braking loop and service brake brake circuit are associated, vehicle is when hand-braking parking, if chaufeur tramples service brake, Pneumatic braking device of the present utility model can automatically terminate the braking during standstill of parking brake, avoid the problem occurring the overload of energy stroage spring air chamber under energy stroage spring, foot brake double action, improve the reliability of component life and brake system use, add the safety in passenger vehicle driving conditions.
On the other hand, the utility model also proposed a kind of vehicle, and this vehicle set has any one vehicle Pneumatic braking device above-mentioned.
Further, above-mentioned vehicle is passenger vehicle.
Because Pneumatic braking device has above-mentioned effect, so the vehicle with this vehicle Pneumatic braking device also has identical technique effect.
Accompanying drawing explanation
By reading hereafter detailed description of the preferred embodiment, various other advantage and benefit will become cheer and bright for those of ordinary skill in the art.Accompanying drawing only for illustrating the object of preferred implementation, and is not thought restriction of the present utility model.And in whole accompanying drawing, represent identical parts by identical reference symbol.In the accompanying drawings:
Fig. 1 is the structural representation of vehicle Pneumatic braking device in prior art;
The structural representation of the vehicle Pneumatic braking device that Fig. 2 provides for the utility model embodiment.
Detailed description of the invention
Below with reference to accompanying drawings exemplary embodiment of the present disclosure is described in more detail.Although show exemplary embodiment of the present disclosure in accompanying drawing, however should be appreciated that can realize the disclosure in a variety of manners and not should limit by the embodiment set forth here.On the contrary, provide these embodiments to be in order to more thoroughly the disclosure can be understood, and complete for the scope of the present disclosure can be conveyed to those skilled in the art.
See the structural representation of the vehicle Pneumatic braking device that Fig. 2, Fig. 2 provide for the utility model embodiment.As shown in the figure, this vehicle Pneumatic braking device comprises inflation pump 1, rear braking air receiver 4, foot brake valves 5, relay valve 6, energy storage spring brake chamber 7, parking brake air receiver 8, hand brake valve 9, rapid release valve 10 and double-way check valve 11.
Wherein, inflation pump 1, rear braking air receiver 4, foot brake valves 5, relay valve 6 are connected by pipeline successively with energy storage spring brake chamber 7, form service brake brake circuit.
The inlet end of hand brake valve 9 is connected with inflation pump 1 by parking brake gas outlet 8, and the outlet side of hand brake valve 9 is connected with first inlet end (left end shown in Fig. 2) of double-way check valve 11; Second inlet end (right-hand member shown in Fig. 2) of double-way check valve 11 is connected with the outlet side of foot brake valves 5; The outlet side of double-way check valve 11 is connected with energy storage spring brake chamber 7 by rapid release valve 10.Inflation pump 1, parking brake gas outlet 8, hand brake valve 9, double-way check valve 11, rapid release valve 10 and energy storage spring brake chamber 7 form hand-braking loop, and what the braking parking brake in the present embodiment adopted is air-cut-off break structure, will remove when parking brake air chamber has gas time.
When vehicle pull-up parking brake parking, gas after inflation pump 1, parking brake gas outlet 8, hand brake valve 9, double-way check valve 11 and rapid release valve 10, enters energy storage spring brake chamber 7 successively; Now, when chaufeur control pin brake activation valve 5, gas successively by after inflation pump 1, rear braking air receiver 4, foot brake valves 5, relay valve 6, enters energy storage spring brake chamber 7 again, now realizes service brake braking.Can find out, when chaufeur control pin brake activation valve 5 opens service brake brake circuit, enter in double-way check valve 11 from foot brake valves 5 effluent air through the second inlet end of double-way check valve 11, the gas in double-way check valve 11 is flowed into from foot brake 5, the spool promoting this double-way check valve 11 moves to the direction of the first inlet end, and then block the gas flowing into double-way check valve 11 from the gas output end of hand brake valve 9, now just have Partial shrinkage gas by double-way check valve 11, rapid release valve 10 arrives energy stroage spring air chamber 7, energy stroage spring is compressed, remove parking brake braking during standstill, vehicle is made now to only have service brake independent role, avoid overload, yet keep braking effect simultaneously.
Can find out, the utility model embodiment is by arranging double-way check valve, hand-braking loop and service brake brake circuit are associated, make vehicle when hand-braking parking, if chaufeur tramples service brake braking, this Pneumatic braking device can automatically terminate the braking during standstill of parking brake, avoids occurring the overload of energy stroage spring air chamber under energy stroage spring, foot brake double action, improve the reliability of component life and brake system use, increase the safety in passenger vehicle driving conditions.
During concrete enforcement, the present embodiment can also pass through valve 3, such as four-loop protection valve, is connected by rear braking air receiver 4 with parking brake air receiver 8 with inflation pump 1.
Above-described embodiment can also arrange air dryer 2 between inflation pump 1 and four-loop protection valve, carries out drying with the gas exported inflation pump 1.
To sum up, the utility model embodiment is by arranging double-way check valve, hand-braking loop and service brake brake circuit are associated, make vehicle when parking brake parking, when trampling service brake, the braking during standstill of parking brake can be automatically terminated, avoid occurring the overload of energy stroage spring air chamber under energy stroage spring, foot brake double action, improve the reliability of component life and brake system use, increase the safety of passenger vehicle driving conditions, increase the safety in passenger vehicle driving conditions.
Vehicle embodiments
The utility model embodiment still provides a kind of vehicle, this vehicle is provided with any one Pneumatic braking device above-mentioned.Wherein, the specific implementation process of Pneumatic braking device illustrates see above-mentioned, and the utility model embodiment does not repeat them here.Wherein, vehicle can be passenger vehicle.
Because Pneumatic braking device has above-mentioned effect, so the vehicle with this Pneumatic braking device also has identical technique effect.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (6)
1. a Pneumatic braking device, comprising: the inflation pump (1) connected successively, rear braking air receiver (4), foot brake valves (5), relay valve (6) and energy storage spring brake chamber (7) and parking brake air receiver (8), hand brake valve (9) and rapid release valve (10); It is characterized in that, also comprise: double-way check valve (11); Wherein,
The inlet end of described hand brake valve (9) is connected with inflation pump (1) by parking brake gas outlet (8), and the outlet side of described hand brake valve (9) is connected with the first inlet end of described double-way check valve (11);
Second inlet end of described double-way check valve (11) is connected with the outlet side of described foot brake valves (5); The outlet side of described double-way check valve (11) is connected with described energy storage spring brake chamber (7) by rapid release valve (10).
2. Pneumatic braking device according to claim 1, it is characterized in that, also comprise valve (3), wherein, described rear braking air receiver (4) is connected with described inflation pump (1) by described valve (3) with described parking brake air receiver (8).
3. Pneumatic braking device according to claim 2, is characterized in that, described valve (3) is four-loop protection valve.
4. Pneumatic braking device according to claim 2, is characterized in that, also comprises: air dryer (2), is connected between described inflation pump (1) and described valve (3).
5. a vehicle, is characterized in that, is provided with the Pneumatic braking device according to any one of Claims 1-4.
6. vehicle according to claim 5, is characterized in that, described vehicle is passenger vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420421021.6U CN204095795U (en) | 2014-07-28 | 2014-07-28 | Pneumatic braking device and there is the vehicle of this Pneumatic braking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420421021.6U CN204095795U (en) | 2014-07-28 | 2014-07-28 | Pneumatic braking device and there is the vehicle of this Pneumatic braking device |
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| Publication Number | Publication Date |
|---|---|
| CN204095795U true CN204095795U (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420421021.6U Active CN204095795U (en) | 2014-07-28 | 2014-07-28 | Pneumatic braking device and there is the vehicle of this Pneumatic braking device |
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| CN (1) | CN204095795U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105128835A (en) * | 2015-07-29 | 2015-12-09 | 安徽安凯汽车股份有限公司 | Passenger car hand brake emergency releasing system and releasing method for same |
| CN105398434A (en) * | 2015-11-27 | 2016-03-16 | 中国重汽集团柳州运力专用汽车有限公司 | Aluminum alloy braking system for semi-trailer |
| CN107264501A (en) * | 2017-07-03 | 2017-10-20 | 中车青岛四方车辆研究所有限公司 | Track traffic parking brake device and parking brake method |
| CN108216171A (en) * | 2016-12-21 | 2018-06-29 | 安百拓（南京）建筑矿山设备有限公司 | The brake system of underground diesel locomotive |
| CN112172755A (en) * | 2020-10-14 | 2021-01-05 | 西南交通大学 | Water-cooling brake system of heavy-duty vehicle |
-
2014
- 2014-07-28 CN CN201420421021.6U patent/CN204095795U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105128835A (en) * | 2015-07-29 | 2015-12-09 | 安徽安凯汽车股份有限公司 | Passenger car hand brake emergency releasing system and releasing method for same |
| CN105128835B (en) * | 2015-07-29 | 2017-08-29 | 安徽安凯汽车股份有限公司 | A kind of emergent deactivation system of car parking brake and its release method |
| CN105398434A (en) * | 2015-11-27 | 2016-03-16 | 中国重汽集团柳州运力专用汽车有限公司 | Aluminum alloy braking system for semi-trailer |
| CN108216171A (en) * | 2016-12-21 | 2018-06-29 | 安百拓（南京）建筑矿山设备有限公司 | The brake system of underground diesel locomotive |
| CN108216171B (en) * | 2016-12-21 | 2024-05-10 | 安百拓（南京）建筑矿山设备有限公司 | Brake system of underground diesel locomotive |
| CN107264501A (en) * | 2017-07-03 | 2017-10-20 | 中车青岛四方车辆研究所有限公司 | Track traffic parking brake device and parking brake method |
| CN107264501B (en) * | 2017-07-03 | 2019-09-13 | 中车青岛四方车辆研究所有限公司 | Rail traffic parking brake device and parking brake method |
| CN112172755A (en) * | 2020-10-14 | 2021-01-05 | 西南交通大学 | Water-cooling brake system of heavy-duty vehicle |
| CN112172755B (en) * | 2020-10-14 | 2021-10-26 | 西南交通大学 | Water-cooling brake system of heavy-duty vehicle |
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