CN220764350U - Pneumatic braking system and vehicle - Google Patents
Pneumatic braking system and vehicle Download PDFInfo
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- CN220764350U CN220764350U CN202321908564.6U CN202321908564U CN220764350U CN 220764350 U CN220764350 U CN 220764350U CN 202321908564 U CN202321908564 U CN 202321908564U CN 220764350 U CN220764350 U CN 220764350U
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Abstract
The utility model discloses a pneumatic braking system and a vehicle, wherein the pneumatic braking system comprises an air source, a service braking mechanism, a parking braking mechanism, a front axle air chamber, a middle axle air chamber and a rear axle air chamber, the service braking mechanism comprises a front axle air reservoir, a middle axle air reservoir, a first relay valve, a second relay valve and a braking valve component, and the braking valve component is used for providing service braking control signals for the first relay valve and the second relay valve so that the front axle air reservoir can be communicated with the front axle air chamber through the first relay valve and the middle axle air reservoir can be respectively communicated with the middle axle air chamber and the rear axle air chamber through the second relay valve; the parking brake mechanism comprises a parking air reservoir, a third relay valve and a hand brake valve assembly, wherein the hand brake valve assembly is used for providing a parking brake control signal for the third relay valve, so that the parking air reservoir is respectively communicated with a front axle air chamber, a middle axle air chamber and a rear axle air chamber through the third relay valve. The system reduces the number of relay valves and simplifies the connection structure of pipelines.
Description
Technical Field
The utility model relates to the technical field of vehicles, in particular to a pneumatic braking system and a vehicle.
Background
The vehicle generally adopts an air compressor as an air source, compressed air generated by the operation of the air compressor is supplied to an air storage cylinder of the whole vehicle, and the air storage cylinder is used for service braking, parking braking and auxiliary air utilization of the whole vehicle.
Currently, service braking systems generally employ three sets of relay valves, i.e., a set of relay valves is employed for a front axle, a middle axle and a rear axle, and parking braking systems also generally employ multiple sets of relay valves, which results in scattered valve arrangement, complex pipeline connection and large occupied space.
Therefore, how to simplify the pipeline connection structure, reduce the occupied space, and improve the rationality of the arrangement of the pneumatic brake system is a technical problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the present utility model is directed to a pneumatic brake system, which simplifies the pipeline connection structure, reduces the occupied space, and improves the arrangement rationality of the pneumatic brake system.
It is also an object of the present utility model to provide a vehicle.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the air pressure braking system comprises an air source, a service braking mechanism, a parking braking mechanism, a front axle air chamber, a middle axle air chamber and a rear axle air chamber, wherein the air source provides air for the service braking mechanism and the parking braking mechanism;
the service brake mechanism comprises a front axle air reservoir, a middle and rear axle air reservoir, a first relay valve, a second relay valve and a brake valve assembly, wherein the brake valve assembly is used for providing service brake control signals for the first relay valve and the second relay valve, so that the front axle air reservoir can be communicated with the front axle air chamber through the first relay valve, and the middle and rear axle air reservoir can be respectively communicated with the middle and rear axle air chambers through the second relay valve;
the parking brake mechanism comprises a parking air reservoir, a third relay valve and a hand brake valve assembly, wherein the hand brake valve assembly is used for providing a parking brake control signal for the third relay valve, so that the parking air reservoir is respectively communicated with the front axle air chamber, the middle axle air chamber and the rear axle air chamber through the third relay valve.
Optionally, the service brake mechanism comprises a front axle brake assembly and a middle and rear axle brake assembly;
the front axle braking assembly comprises a front axle air storage cylinder and a first relay valve, the front axle air storage cylinder is communicated with an air inlet of the first relay valve through a first air inlet pipeline, the front axle air storage cylinder is communicated with a control port of the first relay valve through a first control pipeline, and the front axle air chamber is communicated with an air outlet of the first relay valve;
the intermediate and rear axle braking assembly comprises an intermediate and rear axle air storage cylinder and a second relay valve, the intermediate and rear axle air storage cylinder is communicated with an air inlet of the second relay valve through a second air inlet pipeline, the intermediate and rear axle air storage cylinder is communicated with a control port of the second relay valve through a second control pipeline, and the intermediate and rear axle air chambers are respectively communicated with different air outlets of the second relay valve;
the first control pipeline and the second control pipeline are connected in parallel, and the brake valve assembly is connected in series on the first control pipeline and the second control pipeline.
Optionally, the brake valve assembly includes a brake valve body, a first air inlet port, a first air outlet port, a second air inlet port, and a second air outlet port;
the first air inlet interface and the first air outlet interface are respectively communicated with the first control pipeline;
the second air inlet interface and the second air outlet interface are respectively communicated with the second control pipeline.
Optionally, the number of the second air inlet pipelines is at least two, and each second air inlet pipeline is respectively communicated with one air inlet of the second relay valve.
Optionally, the parking air cylinder is communicated with a control port of the third relay valve through a third control pipeline, the parking air cylinder is communicated with an air inlet of the third relay valve through a third air inlet pipeline, and the hand brake valve assembly is connected in series on the third control pipeline;
the front axle air chamber, the middle axle air chamber and the rear axle air chamber are respectively communicated with different air outlets of the third relay valve.
Optionally, the hand brake valve assembly includes a hand brake valve body, a third air inlet interface and a third air outlet interface, and the third air inlet interface and the third air outlet interface are respectively communicated with a third control pipeline.
Optionally, the device further comprises a protection valve, and the air source is respectively communicated with the front axle air cylinder, the middle-rear axle air cylinder and the parking air cylinder through the protection valve.
Optionally, the protection valve includes the protection valve body, and set up at least in first air inlet, first gas outlet, second gas outlet and the third gas outlet on the protection valve body, first air inlet with the air supply is linked together, first gas outlet with the front axle gas receiver is linked together, the second gas outlet with well rear axle gas receiver is linked together, the third gas outlet with parking gas receiver is linked together.
Optionally, the device further comprises a condenser and a dryer, wherein the condenser and the dryer are sequentially arranged between the air source and the four-loop protection valve, the condenser is close to the air source, and the dryer is close to the protection valve.
A vehicle comprising a pneumatic brake system as claimed in any one of the preceding claims.
According to the technical scheme, when the vehicle is in service braking, the first relay valve is communicated with the front axle air chamber, the second relay valve is communicated with the middle and rear axle air chamber, and the third relay valve is respectively communicated with the front axle air chamber, the middle and rear axle air chamber and the parking braking mechanism. Compared with the prior art, the pneumatic braking system disclosed by the embodiment of the utility model reduces the application quantity of the relay valve, simplifies the connection structure of the pipeline, reduces the space occupation area and effectively improves the arrangement rationality of the pneumatic braking system.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a pneumatic brake system according to an embodiment of the present utility model.
Wherein, each part name is as follows:
100. a gas source; 101. a condenser; 102. a dryer; 103. a protection valve; 200. a front axle air cylinder; 201. a first control line; 202. a first air intake line; 203. a front axle air chamber; 300. middle and rear axle air cylinders; 301. a second control line; 302. a second air intake line; 303. a middle bridge air chamber; 400. a parking air cylinder; 401. a third control line; 402. a third air intake line; 403. a rear axle air chamber; 500. an auxiliary gas storage cylinder; 600. a first relay valve; 700. a second relay valve; 800. a third relay valve; 900. a brake valve assembly; 901. a first air inlet interface; 902. a first air outlet port; 903. a second air inlet port; 904. a second air outlet interface; 1000. a hand brake valve assembly; 1001-a third air inlet interface; 1002-third outlet port.
Detailed Description
In view of the above, the core of the present utility model is to provide a pneumatic brake system, which can simplify the pipeline connection structure, reduce the occupied space, and improve the arrangement rationality of the pneumatic brake system.
It is also an object of the present utility model to provide a vehicle.
The present utility model will be described in further detail below with reference to the drawings and detailed description for the purpose of better understanding of the present utility model by those skilled in the art.
Referring to fig. 1, the pneumatic brake system disclosed in the embodiment of the present utility model includes an air source 100, a service brake mechanism, a parking brake mechanism, a front axle air chamber 203, a middle axle air chamber 303 and a rear axle air chamber 403, wherein the air source 100 provides air for the service brake mechanism and the parking brake mechanism.
The service brake mechanism comprises a front axle air reservoir 200, a middle-rear axle air reservoir 300, a first relay valve 600, a second relay valve 700 and a brake valve assembly 900, wherein the brake valve assembly 900 is used for providing service brake control signals for the first relay valve 600 and the second relay valve 700, so that the front axle air reservoir 200 can be communicated with the front axle air chamber 203 through the first relay valve 600, and the middle-rear axle air reservoir 300 can be respectively communicated with the middle-axle air chamber 303 and the rear axle air chamber 403 through the second relay valve 700.
The parking brake mechanism includes a parking gas reservoir 400, a third relay valve 800, and a hand brake valve assembly 1000, the hand brake valve assembly 1000 being configured to provide a parking brake control signal to the third relay valve 800 such that the parking gas reservoir 400 is in communication with the front axle gas chamber 203, the intermediate axle gas chamber 303, and the rear axle gas chamber 403, respectively, via the third relay valve 800.
The first relay valve 600 may be in communication with the front axle air chamber 203, the second relay valve 700 may be in communication with the intermediate axle air chamber 303 and the rear axle air chamber 403, and the third relay valve 800 may be in communication with the front axle air chamber 203, the intermediate axle air chamber 303 and the rear axle air chamber 403, respectively, when the vehicle is in parking braking.
Compared with the prior art, the pneumatic braking system disclosed by the embodiment of the utility model reduces the application quantity of the relay valve, simplifies the connection structure of the pipeline, reduces the space occupation area and effectively improves the arrangement rationality of the pneumatic braking system.
It should be noted that, the service brake mechanism disclosed in the embodiment of the present utility model includes a front axle brake assembly and a middle-rear axle brake assembly.
Specifically, the front axle brake assembly includes a front axle air reservoir 200 and a first relay valve 600, the front axle air reservoir 200 is communicated with an air inlet of the first relay valve 600 through a first air inlet pipeline 202, the front axle air reservoir 200 is communicated with a control port of the first relay valve 600 through a first control pipeline 201, and the front axle air chamber 203 is communicated with an air outlet of the first relay valve 600.
Specifically, the intermediate-rear axle brake assembly includes an intermediate-rear axle air cylinder 300 and a second relay valve 700, where the intermediate-rear axle air cylinder 300 is communicated with an air inlet of the second relay valve 700 through a second air inlet pipeline 302, the intermediate-rear axle air cylinder 300 is communicated with a control port of the second relay valve 700 through a second control pipeline 301, and the intermediate-rear axle air chamber 303 and the rear-axle air chamber 403 are respectively communicated with different air outlets of the second relay valve 700.
The first control line 201 and the second control line 301 are connected in parallel, and the brake valve assembly 900 is connected in series to the first control line 201 and the second control line 301.
When the brake pedal is depressed, the brake valve assembly 900 is opened, the gas of the front axle gas receiver 200 transmits a service brake control signal to the control port of the first relay valve 600 through the first control pipeline 201, at this time, the gas inlet of the first relay valve 600 is opened, and the gas of the front axle gas receiver 200 enters the gas inlet of the first relay valve 600 through the first gas inlet pipeline 202 and then enters the front axle gas chamber 203 from the gas inlet of the first relay valve 600; meanwhile, the gas of the middle-rear axle gas storage cylinder 300 transmits a service brake control signal to the control port of the second relay valve 700 through the second control pipeline 301, at this time, the gas inlet of the second relay valve 700 is opened, the gas of the middle-rear axle gas storage cylinder 300 enters the gas inlet of the second relay valve 700 through the second gas inlet pipeline 302, and then enters the middle-axle gas chamber 303 and the rear-axle gas chamber 403 from the gas inlet of the second relay valve 700 respectively.
In order to facilitate simultaneous control of the first control line 201 and the second control line 301, in the pneumatic brake system disclosed in the embodiment of the utility model, the first control line 201 and the second control line 301 are connected in parallel, and the brake valve assembly 900 is connected in series to the first control line 201 and the second control line 301. So configured, the air inlet of the first relay valve 600 and the air inlet of the second relay valve 700 can be simultaneously opened, thereby simultaneously supplying air to the front axle air chamber 203, the center axle air chamber 303, and the rear axle air chamber 403 to brake the vehicle in operation.
It should be noted that, in the embodiment of the present utility model, the front axle air chamber 203, the middle axle air chamber 303 and the rear axle air chamber 403 are respectively two and are respectively disposed at two sides of the vehicle.
The structure of the brake valve assembly 900 is not limited in this embodiment of the present utility model, and the brake valve assembly 900 may be a split linkage structure or an integrated structure, so long as the structure meeting the use requirement of the present utility model is within the protection scope of the present utility model.
As one possible embodiment, the disclosed brake valve assembly 900 includes a brake valve body, a first air inlet port 901, a first air outlet port 902, a second air inlet port 903, and a second air outlet port 904.
Wherein, the first air inlet port 901 and the first air outlet port 902 are respectively communicated with the first control pipeline 201, and the second air inlet port 903 and the second air outlet port 904 are respectively communicated with the second control pipeline 301.
In the running process, when a road condition such as downhill is met, a brake pedal is stepped on, a first air inlet interface 901, a first air outlet interface 902, a second air inlet interface 903 and a second air outlet interface 904 are all opened, gas of a front axle gas storage cylinder 200 sequentially enters a first relay valve 600 through the first air inlet interface 901 and the first air outlet interface 902 which are arranged on a first control pipeline 201, a running brake control signal is transmitted to a control port of the first relay valve 600, and the gas of the front axle gas storage cylinder 200 enters an air inlet of the first relay valve 600 through a first air inlet pipeline 202 and then enters a front axle gas chamber 203 from the air inlet of the first relay valve 600; meanwhile, the gas of the middle-rear axle gas storage cylinder 300 sequentially enters the second relay valve 700 through the second gas inlet port 903 and the second gas outlet port 904 which are arranged on the second control pipeline 301, a service brake control signal is transmitted to the control port of the second relay valve 700, the gas of the middle-rear axle gas storage cylinder 300 enters the gas inlet of the second relay valve 700 through the second gas inlet pipeline 302, and then enters the middle-axle gas chamber 303 and the rear-axle gas chamber 403 from the gas inlet of the second relay valve 700 respectively.
In order to increase the air intake amounts of the intermediate axle air chamber 303 and the rear axle air chamber 403 and effectively realize service braking, in the air brake system disclosed in the embodiment of the utility model, the number of the second air intake pipelines 302 is increased, wherein at least two second air intake pipelines 302 are provided, and each second air intake pipeline 302 is respectively communicated with one air intake of the second relay valve 700.
The embodiment of the utility model does not limit the specific structure of the parking brake mechanism, and the structure meeting the use requirement of the utility model is within the protection scope of the utility model.
As a preferred embodiment, the parking air cylinder 400 disclosed in the embodiment of the present utility model is connected to the control port of the third relay valve 800 through the third control pipeline 401, the parking air cylinder 400 is connected to the air inlet of the third relay valve 800 through the third air inlet pipeline 402, and the hand brake valve assembly 1000 is connected in series to the third control pipeline 401.
Wherein the front axle air chamber 203, the center axle air chamber 303, and the rear axle air chamber 403 are respectively in communication with different air outlets of the third relay valve 800.
It should be noted that, the hand brake valve assembly 1000 includes a hand brake valve body, a third air inlet port 1001 and a third air outlet port 1002, and the third air inlet port 1001 and the third air outlet port 1002 are respectively communicated with the third control pipeline 401.
When the hand brake valve body is in the "parking" position, the hand brake valve body is closed, compressed air of a third control pipeline 401 between a third air outlet interface 1001 of the hand brake valve assembly 1000 and a control port of a third relay valve 800 is discharged, the third relay valve 800 is closed, compressed air in the front axle air chamber 203, the middle axle air chamber 303 and the rear axle air chamber 403 is discharged, and springs of the front axle air chamber 203, the middle axle air chamber 303 and the rear axle air chamber 403 enable pistons and ejector rods to extend to generate braking action, so that the vehicle is in a parking state.
When the hand brake valve body is in the running position, the hand brake valve body is opened, compressed gas is led to a control port of the third relay valve 800 through a third air outlet port 1002 of the hand brake valve body, an air outlet port of the third relay valve 800 is opened, the parking air cylinder 400 provides compressed air for the front axle air chamber 203, the middle axle air chamber 303 and the rear axle air chamber 403 through the third relay valve 800, and when the pressure value of the compressed air is larger than a preset pressure value, the spring force of the front axle air chamber 203, the middle axle air chamber 303 and the rear axle air chamber 403 can be overcome to completely push back the piston communication connecting rod, so that braking is relieved.
The specific structures of the first relay valve 600, the second relay valve 700, and the third relay valve 800 are not limited in this embodiment, and all structures meeting the use requirements of the present utility model are within the scope of the present utility model.
As one possible embodiment, the second relay valve 700 disclosed in the present embodiment is a high-flow relay valve, and the third relay valve 800 is a differential relay valve.
Wherein the first relay valve 600 includes 1 control port, 1 air source port, 2 air outlets, and 1 air outlet; the second relay valve 700 includes 1 control port, 2 air source interfaces, 4 air outlets, and 1 air outlet; the third relay valve 800 includes 2 controllers, 1 air source interface, 5 air outlets, and 1 air outlet.
It should be noted that, a three-way valve is disposed on the connection pipeline between the two front axle air chambers 203, and one of the air outlets of the third relay valve 800 provides compressed air to the two front axle air chambers 203 through the three-way valve, and of course, the two middle axle air chambers 303 and the two rear axle air chambers 403 are respectively communicated with the two middle axle air chambers through different air outlets of the third relay valve 800.
Of course, the disclosed pneumatic brake system of the present embodiment further includes an auxiliary air reservoir 500 for supplying compressed air to other components of the vehicle.
In order to optimize the above embodiments, the pneumatic brake system disclosed in the embodiments of the present utility model further includes a protection valve 103, and the air source 100 is respectively connected to the front axle air tank 200, the middle-rear axle air tank 300, and the parking air tank 400 through the protection valve 103. So configured, when one of the circuits fails, certain safety brake air pressure in the other circuits can be ensured, and the plurality of air outlets are mutually independent, so that air can be respectively controlled to enter the front axle air cylinder 200, the middle-rear axle air cylinder 300 and the parking air cylinder 400.
The protection valve 103 comprises a protection valve body, and at least a first air inlet, a first air outlet, a second air outlet and a third air outlet which are arranged on the protection valve body, wherein the first air inlet is communicated with the air source 100, the first air outlet is communicated with the front axle air storage cylinder 200, the second air outlet is communicated with the middle-rear axle air storage cylinder 300, and the third air outlet is communicated with the parking air storage cylinder 400.
In order to provide air for other components such as clutch of the vehicle, the pneumatic brake system disclosed by the embodiment of the utility model further comprises an auxiliary air storage cylinder 500, and the protection valve body further comprises a fourth air outlet, wherein the auxiliary air storage cylinder 500 is communicated with the fourth air outlet in the protection valve body.
Therefore, different valve ports of the protection valve 103 may be provided to communicate with the front axle gas cylinder 200, the intermediate-rear axle gas cylinder 300, the parking gas cylinder 400, and the auxiliary gas cylinder 500, respectively, to achieve supply of gas.
In order to ensure the quality of the compressed gas, the pneumatic brake system disclosed by the embodiment of the utility model further comprises a condenser 101 and a dryer 102, wherein the condenser 101 and the dryer 102 are sequentially arranged between the gas source 100 and the protection valve 103, the condenser 101 is arranged close to the gas source 100, and the dryer 102 is arranged close to the protection valve 103. With this arrangement, the quality of the gas entering the front axle gas chamber 203, the center axle gas chamber 303, and the rear axle gas chamber 403 can be ensured.
The embodiment of the utility model also discloses a vehicle comprising the pneumatic braking system disclosed in any one of the embodiments.
Because the vehicle adopts the air brake system disclosed in any one of the embodiments, the vehicle has the technical advantages of the air brake system, and the embodiments of the utility model will not be described in detail.
In the description of the present application, the terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The pneumatic braking system is characterized by comprising an air source, a service braking mechanism, a parking braking mechanism, a front axle air chamber, a middle axle air chamber and a rear axle air chamber, wherein the air source provides air for the service braking mechanism and the parking braking mechanism;
the service brake mechanism comprises a front axle air reservoir, a middle and rear axle air reservoir, a first relay valve, a second relay valve and a brake valve assembly, wherein the brake valve assembly is used for providing service brake control signals for the first relay valve and the second relay valve, so that the front axle air reservoir can be communicated with the front axle air chamber through the first relay valve, and the middle and rear axle air reservoir can be respectively communicated with the middle and rear axle air chambers through the second relay valve;
the parking brake mechanism comprises a parking air reservoir, a third relay valve and a hand brake valve assembly, wherein the hand brake valve assembly is used for providing a parking brake control signal for the third relay valve, so that the parking air reservoir is respectively communicated with the front axle air chamber, the middle axle air chamber and the rear axle air chamber through the third relay valve.
2. The pneumatic brake system of claim 1, wherein the service brake mechanism comprises a front axle brake assembly and a mid-rear axle brake assembly;
the front axle braking assembly comprises a front axle air storage cylinder and a first relay valve, the front axle air storage cylinder is communicated with an air inlet of the first relay valve through a first air inlet pipeline, the front axle air storage cylinder is communicated with a control port of the first relay valve through a first control pipeline, and the front axle air chamber is communicated with an air outlet of the first relay valve;
the middle and rear axle braking assembly comprises a middle and rear axle air storage cylinder and a second relay valve, the middle and rear axle air storage cylinder is communicated with an air inlet of the second relay valve through a second air inlet pipeline, the middle and rear axle air storage cylinder is communicated with a control port of the second relay valve through a second control pipeline, and the middle and rear axle air chambers are respectively communicated with different air outlets of the second relay valve;
the first control pipeline and the second control pipeline are connected in parallel, and the brake valve assembly is connected in series on the first control pipeline and the second control pipeline.
3. The pneumatic brake system of claim 2, wherein the brake valve assembly comprises a brake valve body, a first air inlet port, a first air outlet port, a second air inlet port, and a second air outlet port;
the first air inlet interface and the first air outlet interface are respectively communicated with the first control pipeline;
the second air inlet interface and the second air outlet interface are respectively communicated with the second control pipeline.
4. The pneumatic brake system of claim 2, wherein the number of second air intake lines is at least two, and each of the second air intake lines is in communication with one air intake port of the second relay valve.
5. The pneumatic brake system of claim 1, wherein the park reservoir communicates with a control port of the third relay valve via a third control line, the park reservoir communicates with an air inlet of the third relay valve via a third air inlet line, and the manual brake valve assembly is connected in series with the third control line;
the front axle air chamber, the middle axle air chamber and the rear axle air chamber are respectively communicated with different air outlets of the third relay valve.
6. A pneumatic brake system as claimed in claim 5, wherein the hand brake valve assembly comprises a hand brake valve body, a third air inlet port and a third air outlet port, the third air inlet port and the third air outlet port being in communication with a third control line, respectively.
7. The pneumatic brake system of claim 1, further comprising a protection valve through which the air source is in communication with the front axle reservoir, the mid-rear axle reservoir, and the park reservoir, respectively.
8. The pneumatic brake system of claim 7, wherein the protection valve comprises a protection valve body, and at least a first air inlet, a first air outlet, a second air outlet, and a third air outlet disposed on the protection valve body, the first air inlet being in communication with the air source, the first air outlet being in communication with the front axle reservoir, the second air outlet being in communication with the rear axle reservoir, and the third air outlet being in communication with the parking reservoir.
9. The pneumatic brake system of claim 7, further comprising a condenser and a dryer, the condenser and the dryer being disposed in sequence between the air source and the protection valve, and the condenser being disposed proximate the air source and the dryer being disposed proximate the protection valve.
10. A vehicle comprising a pneumatic brake system as claimed in any one of claims 1 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321908564.6U CN220764350U (en) | 2023-07-19 | 2023-07-19 | Pneumatic braking system and vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321908564.6U CN220764350U (en) | 2023-07-19 | 2023-07-19 | Pneumatic braking system and vehicle |
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CN220764350U true CN220764350U (en) | 2024-04-12 |
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CN202321908564.6U Active CN220764350U (en) | 2023-07-19 | 2023-07-19 | Pneumatic braking system and vehicle |
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CN (1) | CN220764350U (en) |
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2023
- 2023-07-19 CN CN202321908564.6U patent/CN220764350U/en active Active
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