CN216374504U - Automobile braking system and automobile - Google Patents
Automobile braking system and automobile Download PDFInfo
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- CN216374504U CN216374504U CN202122753056.2U CN202122753056U CN216374504U CN 216374504 U CN216374504 U CN 216374504U CN 202122753056 U CN202122753056 U CN 202122753056U CN 216374504 U CN216374504 U CN 216374504U
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Abstract
The application provides a car braking system and car, the car braking system of this application first aspect includes: the brake assembly comprises a gearbox and a piston which are connected; the kinetic energy transmission device is connected with the brake assembly and is used for collecting kinetic energy in the running process of the automobile and transmitting the kinetic energy to the brake assembly so that the piston applies work to compress gas to realize energy conversion from the kinetic energy to potential energy; and the air pressure tank is connected with the brake assembly and used for receiving the gas compressed by the piston, and the gas stored in the air pressure tank generates reaction force on the gas compressed by the piston so as to realize braking on the automobile. The automobile brake system is low in brake failure rate, reduces the fuel consumption of an automobile, and saves energy consumption.
Description
Technical Field
The application relates to the technical field of automobile braking, in particular to an automobile braking system and an automobile.
Background
Typical automotive brake devices are disc brake devices and drum brake devices. Because the disc brake device and the drum brake device can generate heat after being used for a long time, heat can not be dissipated in a short time, the braking performance of the automobile is reduced, and the brake failure can be caused more seriously.
The eddy current retarder, the hydraulic retarder and the magnetic retarder which have braking functions on the automobile can only play a role in relieving the speed of the automobile descending on specific conditions, have certain limitation on energy conversion, and have requirements on the installation position. For example: the hydraulic retarder is used for improving the rotating speed of an engine so as to enable the retarding effect to be better, and the use of fuel oil is improved while the effect of the retarder is improved. Eddy current retarders, hydrodynamic retarders and magnetic retarders are not suitable for being installed in the trailer.
The automobile brake device and the brake device are easy to generate brake obstacles, and the fuel consumption of the automobile is increased in the braking process, so that the braking effect of the automobile is influenced. Therefore, a new braking system for a vehicle is urgently needed.
Disclosure of Invention
The application aims to overcome the defects in the prior art, and therefore the automobile braking system and the automobile are provided. The automobile braking system has the advantages that the braking effect and the braking safety during the running of the automobile are improved, and the traffic accident rate is reduced.
A first aspect of the present application provides a vehicle brake system comprising:
the brake assembly comprises a gearbox and a piston which are connected;
the kinetic energy transmission device is connected with the brake assembly and is used for collecting kinetic energy in the running process of the automobile and transmitting the kinetic energy to the brake assembly so that the piston applies work to compress gas to realize energy conversion from the kinetic energy to potential energy;
and the air pressure tank is connected with the brake assembly and used for receiving the gas compressed by the piston, and the gas stored in the air pressure tank generates reaction force on the gas compressed by the piston so as to realize braking on the automobile.
The automobile braking system provided by the first aspect of the application does not need an engine to participate in braking, braking failure of the braking system when the engine fails is avoided, normal and safe braking of the automobile braking system is guaranteed, and safety of automobile running is further guaranteed. According to the automobile braking system, in the braking working process, the fuel consumption can be saved without the participation of an engine, and the energy consumption is reduced.
In one possible embodiment of the first aspect of the present application, the vehicle brake system further includes:
the hydraulic gear shifting device is provided with a hydraulic oil tank and a hydraulic assembly which are connected, wherein the hydraulic assembly is connected with the gearbox in the brake component, and the hydraulic assembly is used for controlling the conversion of a transmission gear in the gearbox;
and the controller is electrically connected with the hydraulic gear shifting device and is used for sending a hydraulic gear shifting command to the hydraulic gear shifting device.
In one possible embodiment of the first aspect of the present application, the controller controls the operating states of the plurality of brake assemblies according to different brake control modes, and the operating states include a braking state and an off state;
the brake control mode includes a manual control mode, an emergency control mode, and an automatic control mode.
In one possible embodiment of the first aspect of the present application, the vehicle brake system further includes:
and the road slope detector is electrically connected with the controller, and is used for detecting the slope and the slope length data of the road in real time and sending the slope and the slope length data to the controller in an automatic control mode, and the controller controls the working states of the plurality of brake assemblies according to the slope and the slope length data.
In one possible embodiment of the first aspect of the present application, the vehicle brake system further includes:
and the manual instruction receiving device is electrically connected with the controller, and in a manual control mode, the manual instruction is used for receiving a manual braking instruction input by a driver and sending the manual braking instruction to the controller, and the controller controls the working states of the plurality of braking components according to the manual braking instruction.
In one possible embodiment of the first aspect of the present application, the vehicle brake system further includes:
the traffic accident early warning device is electrically connected with the controller and used for sending an accident early warning instruction to the controller, and the controller enters an emergency control mode after receiving the accident early warning instruction;
in the emergency control mode, the controller controls the plurality of brake assemblies to be in a braking state so as to perform emergency braking.
In one possible embodiment of the first aspect of the present application, an air pressure sensor is disposed in the air pressure tank, the air pressure sensor is connected to the controller,
the controller controls the opening and closing state of an exhaust valve in the air pressure tank according to the air pressure information so that the air pressure value of the air pressure tank is lower than a safe air pressure threshold value.
In one possible embodiment of the first aspect of the present application, the vehicle brake system further includes:
the air inlet of the air retarder is connected with the air outlet of the air pressure tank, the air retarder comprises blades, the blades are connected with the automobile transmission shaft and rotate along with the automobile transmission shaft, and when the high-pressure air of the air pressure tank is introduced into the air retarder, the high-pressure air blocks the blades to rotate, so that secondary braking of an automobile is realized.
In one possible embodiment of the first aspect of the present application, the vehicle brake system further includes:
the system fault alarm device is connected with the controller and used for collecting the operation data of other equipment except the controller in the automobile brake system and sending the operation data of the equipment to the controller;
the controller analyzes and judges whether the automobile brake system is in an abnormal operation state according to the received operation data of the equipment, and when the controller judges that the automobile brake system is in the abnormal operation state, the controller controls the brake assembly to be in a closed state and sends out an acousto-optic alarm signal.
In a second aspect of the present application, there is provided a vehicle comprising a vehicle braking system as provided in the first aspect of the present application.
In one possible embodiment of the second aspect of the present application, the vehicle is a multi-axle vehicle or a two-axle vehicle, and the brake assembly is connected to the wheels of the vehicle via a kinetic energy transmission axle.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of the operation of an automotive braking system in an embodiment of a first aspect of the present application;
FIG. 2 is a schematic view of a part of a structure of an automobile in embodiment 2 of the second aspect of the present application;
FIG. 3 is a schematic view of a part of a structure of an automobile in embodiment 3 of the second aspect of the present application;
fig. 4 is a schematic structural view of a part of an automobile in embodiment 4 of the second aspect of the present application.
Description of reference numerals:
- - - - - -: a gas circuit;
an air pressure tank-1; a hydraulic assembly-2; a controller-3; a wheel-4; a brake assembly-5; a power supply-6; an engine-7; a differential-8; a drive wheel-a; a guide wheel-b; a bearing wheel-c.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In addition, the technical features mentioned in the different embodiments of the present application described below may be combined with each other as long as they do not conflict with each other.
The inventors have conducted intensive studies on a brake system of an automobile and found that general automobile brake devices are a disc brake device and a drum brake device. Because the disc brake device and the drum brake device can generate heat after being used for a long time, heat can not be dissipated in a short time, the braking performance of the automobile is reduced, and the brake failure can be caused more seriously.
The eddy current retarder, the hydraulic retarder and the magnetic retarder which have braking functions on the automobile can only play a role in relieving the speed of the automobile descending on specific conditions, have certain limitation on energy conversion, and have requirements on the installation position. For example: in order to enable the retarding effect to be better, the hydraulic retarder needs to increase the rotating speed of an engine when in use, so that the effect of the retarder is improved, and the use of fuel oil is also improved; eddy current retarders, hydrodynamic retarders and magnetic retarders are not suitable for being installed in the trailer. The general retarder needs the participation of an engine to the braking action of an automobile, the braking function of the retarder is easy to fail when the engine fails, and the running safety performance of the automobile is seriously influenced. The operation of the engine during braking is also often accompanied by energy consumption, increasing the fuel consumption of the vehicle.
The present application is made based on the analysis and finding of the above-mentioned problems.
Example 1
As shown in fig. 1, a first aspect of the present application provides a brake system for an automobile, including a brake assembly, a kinetic energy transmission device, and an air pressure tank.
The brake assembly comprises a gearbox and a piston which are connected. The kinetic energy transmission device is connected with the brake assembly and used for collecting kinetic energy in the running process of the automobile and transmitting the kinetic energy to the brake assembly so that the piston applies work to compress gas to realize energy conversion from the kinetic energy to potential energy. The air pressure tank is connected with the brake assembly and used for receiving gas compressed by the piston, and the gas stored in the air pressure tank generates reaction force on the gas compressed by the piston so as to realize braking of the automobile.
According to the automobile braking system provided by the first aspect of the application, the kinetic energy of an automobile needing braking is converted into energy by compressing gas through the piston in the braking assembly to do work, so that the braking is realized. The automobile braking system provided by the application on the first aspect does not need an engine to participate in the automobile braking process, braking failure of the braking system when the engine fails is avoided, the normal and safe braking function of the automobile braking system is guaranteed, and the driving safety of an automobile is further guaranteed. According to the automobile braking system, the engine does not need to participate in the braking working process, the engine can be in a closed state, the fuel consumption is saved, and the energy consumption is reduced.
In some examples, the kinetic energy of the vehicle during driving in the first aspect of the present application includes kinetic energy of the vehicle under different driving situations, including: automobiles travel on gentle roads, automobiles ascend slopes, automobiles descend slopes, and make turns, etc.
In some examples, the devices for outputting kinetic energy during driving of the automobile include wheels, a differential, a transmission shaft, a main gear box of the vehicle, and the like. The kinetic energy transmission device is used for collecting kinetic energy output by at least one of wheels, a differential, a transmission shaft and a main gearbox of the vehicle in the running process of the vehicle.
In some examples, the kinetic energy transfer device transfers kinetic energy to the brake assembly to first rotate a drive gear in the transmission, and the piston is caused to reciprocate by rotation of the transmission gear as the transmission is coupled to the piston. In the reciprocating motion process of the piston, the cylinder sleeved outside the piston sucks gas, and then compresses the gas in the cylinder, so that the gas pressure in the cylinder is increased to become first high-pressure gas. That is, the piston reciprocates, and the piston applies work to compress the gas, thereby converting kinetic energy of the vehicle during running into potential energy of the first high-pressure gas.
The pneumatic tank is connected with the brake assembly, is used for receiving the gas compressed by the piston, namely receives the first high-pressure gas, receives the first high-pressure gas and stores the gas in real time, so that the gas is generally stored in the pneumatic tank in real time, and the gas pressure in the pneumatic tank is greater than the gas pressure of the first high-pressure gas transmitted by the piston in real time. Therefore, the gas stored in the air pressure tank generates reaction force to the gas compressed by the piston, and the kinetic energy of the automobile can be consumed, so that the automobile is braked.
Below the biggest gas threshold that can bear at the atmospheric pressure jar, atmospheric pressure in the atmospheric pressure jar is big more, and the gas that stores in the atmospheric pressure jar is big more to the first high-pressure gas reaction that the piston carried, also big more to the piston reaction force who is reciprocating motion compressed gas, and is big more to the hindrance effect of piston doing work, consumes the kinetic energy that more cars had, promotes the braking effect to the car.
In some examples, the automotive braking system provided by the first aspect of the present application is a supplement to existing braking systems of automobiles. In other examples, the automotive brake system provided in the first aspect of the present application may be a stand-alone brake system fitted into an automobile.
In some optional embodiments, the automotive brake system further comprises a hydraulic shifting device and a controller.
The hydraulic gear shifting device is provided with a hydraulic oil tank and a hydraulic assembly which are connected, wherein the hydraulic assembly is connected with the gearbox in the brake component, and the hydraulic assembly is used for controlling the conversion of a transmission gear in the gearbox.
The controller is electrically connected with the hydraulic gear shifting device and is used for sending a hydraulic gear shifting command to the hydraulic gear shifting device.
After the hydraulic gear shifting device receives a hydraulic gear shifting instruction, the hydraulic assembly controls the transmission gear in the gearbox to be changed, so that the power of the piston when acting to compress gas is controlled, and the braking requirements under different driving conditions are met.
In some alternative embodiments, the controller controls the operating states of the plurality of brake assemblies according to different brake control modes, the operating states including a braking state and an off state.
The brake control mode includes a manual control mode, an emergency control mode, and an automatic control mode.
In some examples, the automobile braking system comprises a plurality of braking assemblies, and each braking assembly can be respectively installed on different kinetic energy output devices in the automobile so as to collect kinetic energy of the automobile in the running process to the maximum extent and further improve the braking effect.
In these embodiments, the transmission gear of the gearbox in the brake assembly rotates during braking and the piston does work to compress the gas. In the closed state, the transmission gear of the gearbox in the brake assembly stops transmission, and the piston stops acting to compress gas.
In some optional embodiments, the vehicle braking system further comprises a road grade detector.
The road slope detector is electrically connected with the controller, and in an automatic control mode, the road slope detector is used for detecting the slope and the slope length data of a road in real time and sending the slope and the slope length data to the controller, and the controller controls the working states of the brake assemblies according to the slope and the slope length data.
In some examples of these embodiments, the vehicle enters the automatic control mode while traveling at high speed and on the way down a hill. The road slope detector is used for detecting the slope and the slope length data of a road in real time, and can also store the slope and the slope length data of the road in real time, so that the controller can be conveniently called at any time.
In these examples, the controller issues control commands to the hydraulic assembly based on the slope and length data, and the hydraulic assembly controls the operating states of the plurality of brake components based on the control commands issued by the controller. In some specific examples, the hydraulic assembly controls one part of the plurality of brake assemblies to be in a brake state and another part of the plurality of brake assemblies to be in a closed state according to a control command sent by the controller. Furthermore, the hydraulic assembly controls transmission gears of a gearbox in each brake assembly in a working state to change according to the control instruction, so that the overall braking effect of the automobile braking system on the automobile is controlled according to the actual gradient and the slope length of the road, and the automobile can reach the preset running speed in the downhill process.
In some specific examples, the hydraulic assembly controls all the brake components to be in the working state according to the control command sent by the controller.
In some optional embodiments, the vehicle braking system further comprises a manual command receiving device.
And the manual instruction receiving device is electrically connected with the controller, and in a manual control mode, the manual instruction is used for receiving a manual braking instruction input by a driver and sending the manual braking instruction to the controller, and the controller controls the working states of the plurality of braking components according to the manual braking instruction.
In some examples of these embodiments, the vehicle enters a manual control mode during low speed driving. In the manual control mode, when the automobile descends the slope, the automobile driver inputs a manual braking instruction to the manual instruction receiving device according to the judgment of the automobile driver on the road slope condition, and sends the manual braking instruction to the controller, and the controller controls the working states of the plurality of braking components according to the manual braking instruction, so that the automobile reaches the preset running speed in the process of descending the slope.
In some optional embodiments, the automotive braking system further comprises a traffic accident warning device.
The traffic accident early warning device is electrically connected with the controller and used for sending an accident early warning instruction to the controller, and the controller enters an emergency control mode after receiving the accident early warning instruction.
In the emergency control mode, the controller controls the plurality of brake assemblies to be in a braking state so as to perform emergency braking.
In some examples, the traffic accident early warning device includes an infrared sensor, the infrared sensor is configured to monitor a distance value between a living body and a vehicle, when the infrared sensor monitors that the distance value between the living body and the vehicle is equal to or lower than an accident distance threshold set by an early warning sub-controller in the traffic accident early warning device, the early warning sub-controller in the traffic accident early warning device sends an accident early warning instruction to the controller, and the controller enters an emergency control mode after receiving the accident early warning instruction. Under the emergency control mode, the controller controls the plurality of brake assemblies to be in the brake state so as to perform emergency braking to prevent accidents, and therefore the driving safety of the automobile is guaranteed.
In some optional embodiments, the automotive braking system further comprises a system fault warning device. The system fault alarm device is used for collecting the operation data of other equipment except the controller in the automobile brake system and sending the operation data of the equipment to the controller. And the controller analyzes and judges whether the automobile brake system is in an abnormal operation state according to the received equipment operation data. When the controller judges that the automobile brake system is in an abnormal operation state, the controller controls the brake assembly to be in a closed state and sends an audible and visual alarm signal to a driver.
The power supply is electrically connected with the controller and supplies power for the operation of the controller so as to ensure that the controller operates normally.
In some optional embodiments, an air pressure sensor is arranged in the air pressure tank, and the air pressure sensor is connected with the controller, wherein the air pressure sensor is used for acquiring air pressure information of the air pressure tank and sending the air pressure information to the controller, and the controller controls the opening and closing state of an exhaust valve in the air pressure tank according to the air pressure information, so that the air pressure value of the air pressure tank is lower than a safe air pressure threshold value.
In some optional embodiments, the air pressure tank is connected to the brake assembly, the air pressure tank is configured to receive the air compressed by the piston, that is, receive the first high-pressure air, and the air pressure tank receives the first high-pressure air and stores the air in real time, so that the air is generally stored in real time in the air pressure tank, and the air pressure in the air pressure tank is greater than the air pressure of the first high-pressure air delivered by the piston in real time. When the air pressure sensor detects that the air pressure in the air pressure tank is greater than or equal to a first preset air pressure value, the controller controls the exhaust valve to be opened, and the air pressure tank exhausts air to the ambient air, so that the air pressure value of the air pressure tank is lower than the safe air pressure threshold value of the air pressure tank. When the air pressure sensor detects that the air pressure in the air pressure tank is smaller than a first preset air pressure value, the controller controls the exhaust valve to close. In some specific examples, the first preset air pressure value is smaller than a safe air pressure threshold of the air pressure tank, so as to ensure the safety of the stored air of the air pressure tank and prevent the air pressure tank from sounding and exploding. The first preset air pressure value is larger than first high-pressure gas transmitted to the air pressure tank after the piston performs work compression.
In some optional embodiments, the automotive braking system further comprises a gas retarder.
The gas retarder, the air inlet of gas retarder is connected with the gas vent of atmospheric pressure jar, and gas retarder includes the blade, and the blade links to each other with the car transmission axle and rotates along with the car transmission axle, and when the gaseous retarder that lets in of atmospheric pressure jar, the gaseous hindrance blade that makes the atmospheric pressure jar rotates, realizes the secondary braking to the car.
In the embodiments, the gas stored in the gas pressure tank is high-pressure gas, so that the high-pressure gas introduced into the gas retarder blocks the rotation of the blades in the gas retarder, the high-pressure gas introduced into the gas retarder performs opposite impact on the blades to do work, the rotating speed of the blades is reduced, and the rotating speed of an automobile transmission shaft connected with the blades is also reduced, so that the secondary braking of an automobile is realized, and the automobile is decelerated. The gas retarder is also provided with an exhaust port, and high-pressure gas flowing into the gas retarder from the gas pressure tank flows through the blades and blocks the blades from rotating, and then is exhausted into ambient air through the exhaust port. In the embodiments, the high-pressure gas generated after the piston does work and is compressed is reused in the gas retarder, so that the braking effect of the automobile braking system on the automobile can be further improved.
In a second aspect of the present application, there is provided a vehicle incorporating a vehicle braking system according to the first aspect of the present application.
Example 2
As shown in fig. 2, the vehicle is a multi-axle vehicle, and the vehicle includes two or more pairs of wheels 4. The brake assembly 5 is connected with a driving wheel a and a bearing wheel c of the automobile through a kinetic energy transmission shaft. The driving wheel a and the bearing wheel c are rear wheels, and the guide wheel b is a front wheel. In these embodiments, the number of brake assemblies 5 can be assembled according to actual requirements. The hydraulic assembly 2 is connected with the gear box in each brake component 5 through a hydraulic oil circuit, and the hydraulic assembly 2 is used for controlling the change of transmission gears in the gear box. First high-pressure gas compressed by the middle piston of each brake assembly 5 through work is input into the air pressure tank 1 through an air passage to be stored. The controller 3 is connected with the air pressure tank 1, the hydraulic assembly 2 and each brake component 5 through control lines. The power supply 6 supplies power to the controller 3.
When the vehicle is going downhill, different brake assemblies 5 are activated according to different slopes and speeds. When a plurality of brake assemblies 5 need to be started, the brake assemblies 5 are started in sequence from a bearing wheel c at the tail of the vehicle to a driving wheel a close to the head of the vehicle, the sudden locking of the wheels 4 is avoided by the sequence of starting the brake assemblies 5, the situations of drifting and overturning of the vehicle are avoided, and the safe braking of the vehicle is ensured.
Example 3
As shown in fig. 3, the vehicle is a two-axle vehicle, and the brake assembly 5 is connected to the driving wheels a of the vehicle via a kinetic energy transmission shaft. The driving wheels are rear row wheels 4, and the guide wheels b are front row wheels 4. In embodiment 3, the drive shaft of the engine 7 is connected to the differential 8 and to a kinetic energy transmission shaft to which the brake assembly 5 is connected.
In these embodiments, the number of brake assemblies 5 can be assembled according to actual requirements. The hydraulic assembly 2 is connected with the gear box in each brake component 5 through a hydraulic oil circuit, and the hydraulic assembly 2 is used for controlling the change of transmission gears in the gear box. First high-pressure gas which is compressed by the middle piston of each brake component 5 through work is input into the air pressure tank 1 through an air path and is connected with the air pressure tank. The controller 3 is connected with the air pressure tank 1, the hydraulic assembly 2 and each brake component 5 through control lines.
Example 4
As shown in fig. 4, the vehicle is a two-axle vehicle, the brake assembly 5 is connected to the bearing wheel c of the vehicle through a kinetic energy transmission shaft, and the driving wheel a in embodiment 4 is the front wheel 4. The engine 7 is connected to the drive wheels a.
In these embodiments, the number of brake assemblies 5 can be assembled according to actual requirements. The hydraulic assembly 2 is connected with the gear box in each brake component 5 through a hydraulic oil circuit, and the hydraulic assembly 2 is used for controlling the change of transmission gears in the gear box. First high-pressure gas compressed by the middle piston of each brake assembly 5 through work is input into the air pressure tank 1 through an air passage to be stored. The controller 3 is connected with the air pressure tank 1, the hydraulic assembly 2 and each brake component 5 through control lines. The power supply 6 supplies power to the controller 3.
The automobile of this application second aspect has the automobile braking system of this application first aspect, and the automobile can close the engine at the downhill path in-process, and the automobile is in neutral gear state, starts the automobile braking system of this application first aspect, can make the kinetic energy of automobile downhill path change via automobile braking system to realize the braking to the automobile downhill path, make the vehicle downhill path according to the safe speed of settlement. And because the automobile is in a neutral gear state, the fuel consumption of the automobile in the downhill process is saved, and the effects of saving energy and reducing consumption are achieved.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (11)
1. A vehicle brake system, comprising:
the brake assembly comprises a gearbox and a piston which are connected;
the kinetic energy transmission device is connected with the brake assembly and is used for collecting kinetic energy in the running process of the automobile and transmitting the kinetic energy to the brake assembly so that the piston does work to compress gas to realize energy conversion from the kinetic energy to potential energy;
the air pressure tank is connected with the brake assembly and used for receiving gas compressed by the piston, and the gas stored in the air pressure tank generates reaction force for the gas compressed by the piston so as to realize braking of the automobile.
2. The vehicle brake system of claim 1, further comprising:
the hydraulic gear shifting device is provided with a hydraulic oil tank and a hydraulic assembly which are connected, wherein the hydraulic assembly is connected with a gearbox in the brake component, and the hydraulic assembly is used for controlling the change of a transmission gear in the gearbox;
and the controller is electrically connected with the hydraulic gear shifting device and is used for sending a hydraulic gear shifting command to the hydraulic gear shifting device.
3. The automotive brake system of claim 2,
the controller controls working states of the brake assemblies according to different brake control modes, wherein the working states comprise a brake state and an off state;
the brake control mode includes a manual control mode, an emergency control mode, and an automatic control mode.
4. The vehicle brake system according to claim 3, further comprising:
the road slope detector is electrically connected with the controller, and in the automatic control mode, the road slope detector is used for detecting the slope and the slope length data of a road in real time and sending the slope and the slope length data to the controller, and the controller controls the working state of the brake assembly according to the slope and the slope length data.
5. The automotive brake system according to claim 3 or 4, characterized by further comprising:
and the manual instruction receiving device is electrically connected with the controller, and in the manual control mode, the manual instruction is used for receiving a manual braking instruction input by a driver and sending the manual braking instruction to the controller, and the controller controls the working states of the plurality of braking assemblies according to the manual braking instruction.
6. The vehicle brake system according to claim 5, further comprising:
the traffic accident early warning device is electrically connected with the controller and used for sending an accident early warning instruction to the controller, and the controller enters the emergency control mode after receiving the accident early warning instruction;
in the emergency control mode, the controller controls the plurality of brake assemblies to be in a braking state so as to perform emergency braking.
7. The vehicle brake system according to claim 6, wherein an air pressure sensor is provided in the air pressure tank, the air pressure sensor being connected to the controller,
the air pressure sensor is used for acquiring air pressure information of the air pressure tank and sending the air pressure information to the controller, and the controller controls the opening and closing state of an exhaust valve in the air pressure tank according to the air pressure information so that the air pressure value of the air pressure tank is lower than a safe air pressure threshold value.
8. The vehicle brake system according to claim 6, further comprising:
gaseous retarber, the air inlet of gaseous retarber with the gas vent of atmospheric pressure jar is connected, gaseous retarber includes the blade, the blade links to each other with the car transmission shaft and follows the car transmission shaft rotates, works as the gas of atmospheric pressure jar lets in during the gaseous retarber, make the gaseous hindrance of atmospheric pressure jar the blade rotates, and the realization is right the secondary braking of car.
9. The vehicle brake system according to claim 8, further comprising:
the system fault alarm device is adjacent to the controller and used for collecting the operation data of other equipment except the controller in the automobile brake system and sending the operation data of the equipment to the controller;
the controller analyzes and judges whether the automobile brake system is in an abnormal operation state according to the received operation data of the equipment, and when the controller judges that the automobile brake system is in the abnormal operation state, the controller controls the brake assembly to be in a closed state and sends out an acousto-optic alarm signal.
10. A vehicle, characterized in that it comprises a vehicle brake system according to any one of claims 1 to 9.
11. The vehicle of claim 10, wherein the vehicle is a multi-axle vehicle or a two-axle vehicle, and the brake assembly is coupled to the wheels of the vehicle via a kinetic energy transfer axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122753056.2U CN216374504U (en) | 2021-11-11 | 2021-11-11 | Automobile braking system and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122753056.2U CN216374504U (en) | 2021-11-11 | 2021-11-11 | Automobile braking system and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216374504U true CN216374504U (en) | 2022-04-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122753056.2U Active CN216374504U (en) | 2021-11-11 | 2021-11-11 | Automobile braking system and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216374504U (en) |
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2021
- 2021-11-11 CN CN202122753056.2U patent/CN216374504U/en active Active
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