CN212950556U - Automobile brake boosting system based on brake energy recovery - Google Patents
Automobile brake boosting system based on brake energy recovery Download PDFInfo
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- CN212950556U CN212950556U CN202021869931.2U CN202021869931U CN212950556U CN 212950556 U CN212950556 U CN 212950556U CN 202021869931 U CN202021869931 U CN 202021869931U CN 212950556 U CN212950556 U CN 212950556U
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Abstract
The utility model discloses an automobile brake boosting system based on brake energy recovery, which comprises a brake energy recovery device, an air compressor, an air filtering device, a high-pressure gas storage bottle, an air pressure adjusting device and a boosting pump; the braking energy recovery device recovers braking energy and converts the braking energy into electric energy to be stored, the braking energy recovery device is connected with the air compressor and provides electric energy for the air compressor, an air inlet of the air compressor is connected to the air filtering device and compresses the air after being filtered, an air outlet of the air compressor is connected to the high-pressure gas storage bottle and stores high-pressure gas in the high-pressure gas storage bottle, the high-pressure gas storage bottle is connected to the air pressure adjusting device through a pipeline, and the air pressure adjusting device is connected to the booster pump through a. For a fuel engine automobile or an electric automobile, when the automobile engine stops and stops or the electric automobile is powered off, the boosting system can still output high-pressure gas due to the existence of the high-pressure gas in the high-pressure gas storage cylinder, and the boosting pump can still generate braking boosting.
Description
Technical Field
The utility model relates to an automobile brake helping hand system based on braking energy is retrieved belongs to car technical field.
Background
The brake booster pump, commonly called brake booster pump, controls the vacuum entering the booster pump in the braking process to move the diaphragm, and utilizes the push rod on the diaphragm to assist manpower to step and push the brake pedal through the intermodal device, thereby generating the amplification effect on the pedal force of a driver.
The most common way to achieve vacuum is to use the operating characteristics of the engine itself to connect the intake manifold to a vacuum booster via a line, thereby introducing the vacuum created by the engine during operation into the booster. The boosting mode has a slight influence on the working condition of the engine.
With the development of pure electric vehicles, problems are brought about, for example, when the vehicle runs by means of a motor, the original vacuum obtaining mode is not available, but the brake system adopting the traditional structure still needs to push the brake master cylinder more effectively by means of force except the leg of a driver, and the electric vacuum booster pump is the best choice. However, for a new energy automobile, the electric vacuum booster pump needs extra energy consumption, which is not beneficial to energy saving, and extreme conditions sometimes occur, for example, after the electric quantity of the electric automobile is consumed, the electric vacuum booster pump is at risk of failure. Recently, traffic accidents have been reported that electric vehicles cannot brake and assist due to the fact that electric power is consumed, and the electric vehicles slide down.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough to prior art provides an automobile brake helping hand system based on braking can be retrieved.
The utility model adopts the following technical scheme:
an automobile brake power assisting system based on brake energy recovery comprises a brake energy recovery device 1, an air compressor 2, an air filtering device 3, a high-pressure gas storage bottle 4, an air pressure adjusting device 5 and a power assisting pump 10; the braking energy recovery device 1 recovers braking energy and converts the braking energy into electric energy to be stored, the braking energy recovery device 1 is connected with the air compressor 2 and provides electric energy for the air compressor 2, an air inlet of the air compressor 2 is connected to the air filtering device 3 and compresses the air after being filtered, an air outlet of the air compressor 2 is connected to the high-pressure gas storage bottle 4 and stores high-pressure gas in the high-pressure gas storage bottle 4, the high-pressure gas storage bottle 4 is connected to the air pressure adjusting device 5 through a pipeline, and the air pressure adjusting device 5 is connected to the booster pump 10 through a pipeline.
The automobile brake boosting system based on brake energy recovery comprises a boosting pump 10 and a boosting pump diaphragm 12, wherein the boosting pump diaphragm divides the interior of the boosting pump into two chambers, the chamber on one side is communicated with high-pressure gas output by an air pressure adjusting device 5 through a high-pressure pipeline 14, and the chamber on the other side is communicated with an air inlet manifold of a fuel engine through a communication port 11 and a vacuum boosting pipe 8.
In the automobile brake boosting system based on brake energy recovery, the booster pump 10 comprises a booster pump membrane 12, the booster pump membrane divides the interior of the booster pump into two chambers, the chamber on one side is communicated with high-pressure gas output by the air pressure adjusting device 5 through a high-pressure pipeline 14, and the chamber on the other side is directly communicated with the atmosphere through a communication port 11.
The automobile brake power assisting system based on brake energy recovery further comprises a pressure sensor 7, the pressure sensor 7 is linked with a brake pedal 6 to detect the braking force of a driver, the pressure sensor 7 is connected to an air pressure adjusting device 5 simultaneously to transmit a braking force signal to the air pressure adjusting device 5, and the air pressure adjusting device 5 controls the output air pressure according to the braking force signal.
The utility model discloses though omitted electron vacuum booster pump, but to the fuel engine car, when automobile engine parks and puts out fire, this helping hand system still can export high-pressure gas because high-pressure gas's in the high-pressure gas bomb existence, and booster pump 10 still can produce the brake helping hand. Meanwhile, for the electric automobile, when the electric automobile is powered off or the electric quantity is insufficient, the power assisting system of the electric automobile can still output high-pressure gas due to the existence of the high-pressure gas in the high-pressure gas storage cylinder, the power assisting pump 10 can still generate braking power assisting, and dangerous situations such as braking failure and the like are avoided.
Drawings
FIG. 1 shows a brake booster system of a conventional fuel engine vehicle according to the present invention;
fig. 2 is a brake boosting system of the electric vehicle of the present invention;
FIG. 3 is a schematic structural view of the brake booster pump of the present invention;
the brake system comprises a brake energy recovery device 1, an air compressor 2, an air filtering device 3, a high-pressure gas storage bottle 4, an air pressure adjusting device 5, a brake pedal 6, a pressure sensor 7, a vacuum booster pipe 8, wheels 9, a booster pump 10, a communication port 11, a booster pump diaphragm 12, a booster push rod 13 and a high-pressure pipeline 14;
Detailed Description
The present invention will be described in detail with reference to specific examples.
Referring to fig. 1, fig. 1 is a brake boosting system of a common fuel engine automobile, which includes a brake energy recovery device 1, an air compressor 2, an air filtering device 3, a high-pressure gas cylinder 4, an air pressure adjusting device 5, a pressure sensor 7 and a booster pump 10; the brake energy recovery device 1 recovers brake energy and converts the brake energy into electric energy to be stored, the brake energy recovery device 1 is connected with an air compressor 2 to provide electric energy for the air compressor 2, an air inlet of the air compressor 2 is connected with an air filtering device 3 to filter air and then compress the air, an air outlet of the air compressor 2 is connected with a high-pressure air storage bottle 4 to store high-pressure air in the high-pressure air storage bottle 4, the high-pressure air storage bottle 4 is connected with an air pressure adjusting device 5 through a pipeline, a pressure sensor 7 is linked with a brake pedal 6 to detect the brake force of a driver, the pressure sensor 7 is simultaneously connected with the air pressure adjusting device 5 to transmit a brake force signal to the air pressure adjusting device 5, the air pressure adjusting device 5 controls the output air pressure according to the brake force signal, the air pressure adjusting device 5 is connected with a booster pump, the booster pump diaphragm divides the interior of the booster pump into two chambers, wherein the chamber on one side is communicated with high-pressure gas output by the air pressure adjusting device 5 through a high-pressure pipeline 14, and the chamber on the other side is communicated with an air inlet manifold through a communication port 11 and a vacuum booster pipe 8.
The braking energy recovery device 1 can be a related braking energy recovery device disclosed in the prior art.
After a driver steps on a brake pedal, according to a pressure signal obtained by a pressure sensor 7, after the air pressure adjusting device 5 adjusts air pressure, high-pressure air is transmitted into the booster pump through a high-pressure pipeline 14, the high-pressure air pushes a booster pump diaphragm 12 to move to drive a booster push rod 13 to output boosting to a brake system, meanwhile, vacuum generated by an engine is communicated with the other side of the booster pump diaphragm 12 through a communication port 11 and acts on the high-pressure booster pump diaphragm 12 together with the high-pressure air to drag the booster pump diaphragm 12 to move in the same direction, and a better boosting effect is generated; it can be seen that the utility model discloses though omitted the electron vacuum booster pump, when automobile engine stopped and flame out, this helping hand system still can export high-pressure gas because high-pressure gas's in the high-pressure gas bomb existence, and booster pump 10 still can produce the brake helping hand.
Referring to fig. 2, unlike fig. 1, the vehicle shown in the figure is an electric drive vehicle which uses an electric drive module to output power, and since there is no vacuum environment generated by the operation of a fuel engine, only one side chamber of the booster pump 10 is communicated with the high-pressure gas output from the air pressure adjusting device 5 through a high-pressure pipeline 14, and the other side is communicated with the atmosphere through a communication port 11.
After a driver steps on a brake pedal, according to a pressure signal obtained by a pressure sensor 7, after the air pressure is adjusted by an air pressure adjusting device 5, high-pressure air is transmitted into the booster pump through a high-pressure pipeline 14, and the high-pressure air pushes a booster pump diaphragm 12 to move so as to drive a booster push rod 13 to output boosting to a brake system; it can be seen that the utility model discloses though omitted electron vacuum booster pump, when electric automobile outage or electric quantity were not enough, this electric automobile's helping hand system still can export high-pressure gas because high-pressure gas's in the high-pressure gas bomb existence, and booster pump 10 still can produce the brake helping hand, is unlikely to produce dangerous condition such as brake inefficacy.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (4)
1. An automobile brake power assisting system based on brake energy recovery is characterized by comprising a brake energy recovery device (1), an air compressor (2), an air filtering device (3), a high-pressure air storage bottle (4), an air pressure adjusting device (5) and a power assisting pump (10); braking energy recovery unit (1) is retrieved the braking ability and is converted into electric energy and store, air compressor (2) is connected in braking energy recovery unit (1), provide the electric energy for air compressor (2), air compressor (2) air inlet is connected to air filter (3), compress after filtering the air, air compressor (2) gas outlet is connected to high-pressure gas bomb (4) and stores high-pressure gas in high-pressure gas bomb (4), high-pressure gas bomb (4) are connected to atmospheric pressure adjusting device (5) through the pipeline, atmospheric pressure adjusting device (5) are connected to booster pump (10) through the pipeline.
2. The brake energy recovery-based automobile brake boosting system according to claim 1, wherein the booster pump (10) comprises a booster pump membrane (12) which divides the interior of the booster pump into two chambers, one chamber is communicated with the high-pressure gas output by the air pressure regulating device (5) through a high-pressure pipeline (14), and the other chamber is communicated with the fuel engine intake manifold through a communication port (11) and a vacuum booster pipe (8).
3. The brake energy recovery-based automobile brake boosting system according to claim 1, wherein the booster pump (10) comprises a booster pump membrane (12) which divides the interior of the booster pump into two chambers, one chamber is communicated with the high-pressure gas output by the air pressure regulating device (5) through a high-pressure pipeline (14), and the other chamber is directly communicated with the atmosphere through a communication port (11).
4. The automobile brake boosting system based on brake energy recovery as claimed in any one of claims 1-3, further comprising a pressure sensor (7), wherein the pressure sensor (7) is linked with the brake pedal (6) to detect the braking force of the driver, the pressure sensor (7) is simultaneously connected to the air pressure adjusting device (5) to transmit a braking force signal to the air pressure adjusting device (5), and the air pressure adjusting device (5) controls the magnitude of the output air pressure according to the braking force signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021869931.2U CN212950556U (en) | 2020-09-01 | 2020-09-01 | Automobile brake boosting system based on brake energy recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021869931.2U CN212950556U (en) | 2020-09-01 | 2020-09-01 | Automobile brake boosting system based on brake energy recovery |
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| Publication Number | Publication Date |
|---|---|
| CN212950556U true CN212950556U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021869931.2U Active CN212950556U (en) | 2020-09-01 | 2020-09-01 | Automobile brake boosting system based on brake energy recovery |
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| Country | Link |
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| CN (1) | CN212950556U (en) |
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2020
- 2020-09-01 CN CN202021869931.2U patent/CN212950556U/en active Active
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