CN212721900U - Vacuum degree detection device of automobile brake vacuum boosting system - Google Patents
Vacuum degree detection device of automobile brake vacuum boosting system Download PDFInfo
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- CN212721900U CN212721900U CN202021802878.4U CN202021802878U CN212721900U CN 212721900 U CN212721900 U CN 212721900U CN 202021802878 U CN202021802878 U CN 202021802878U CN 212721900 U CN212721900 U CN 212721900U
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- vacuum
- pipeline
- port
- detection device
- automobile brake
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Abstract
The utility model discloses a vacuum degree detection device of an automobile brake vacuum boosting system, which comprises a vacuum degree digital display instrument, wherein the vacuum degree digital display instrument is electrically connected to a power port through a lead; the vacuum degree detection device of the automobile brake boosting system further comprises a four-way joint, wherein a first port of the four-way joint is connected to a vacuum degree digital display instrument, a second port of the four-way joint is connected to a vacuum volume tank, and a third port of the four-way joint is connected to a vacuum booster; the vacuum degree detection device of the automobile brake boosting system further comprises a pressure regulating mechanism, the pressure regulating mechanism comprises an electronic vacuum pump and a pressure regulating pipeline, one end of the pressure regulating pipeline is connected to a fourth port of the four-way joint, the other end of the pressure regulating pipeline is connected to the electronic vacuum pump, and the electronic vacuum pump is controlled by the PLC to be opened and closed. The utility model has the advantages that: the vacuum degree in the system can be adjusted through the pressure regulating mechanism, so that the safety and the treading comfort of the whole vehicle brake system are improved.
Description
Technical Field
The utility model relates to an automobile inspection equipment technical field, concretely relates to car braking vacuum servo system vacuum detection device.
Background
In an automobile braking system, a braking assistance system realizes assistance of a brake pedal by utilizing pressure difference of a front cavity and a rear cavity of a vacuum booster under the action of the vacuum booster, and the vacuum degree of the braking assistance system is very important for the braking safety and the treading comfort of the whole automobile.
The application number is 201420564865.6, and the patent names 'vacuum degree detection device of automobile brake power-assisted system and automobile' disclose a detection device for detecting the vacuum degree in the automobile brake power-assisted system, which comprises a first one-way valve, wherein a first connecting end is connected with a vacuum booster to be detected through an air pipe, and a second connecting end is connected with an engine air inlet manifold of the automobile through an air pipe; the first vacuum meter is connected between the vacuum booster and the first connecting end of the first one-way valve; and the second vacuum meter is connected between the second connecting end of the first one-way valve and the engine intake manifold.
The detection device has certain disadvantages: when the detection device is used for detecting the vacuum degree in the automobile brake power-assisted system, the pressure of the vacuum degree in the system cannot be directly adjusted; after obtaining the value of the vacuum degree in the system, when the vacuum degree in the system is low, a vacuumizing device is needed to vacuumize the inside of the system, and then the vacuum degree in the system needs to be detected again.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model aims at providing a car braking vacuum servo system vacuum detection device, when aiming at solving among the prior art detection device and detecting the inside vacuum of car braking servo system, can't directly carry out the problem of adjusting to the inside vacuum pressure of system.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a vacuum degree detection device of an automobile braking vacuum boosting system is respectively connected to a vacuum volume tank and a vacuum booster, and comprises a vacuum degree digital display instrument which is electrically connected to a power port through a lead; the vacuum degree detection device of the automobile brake boosting system further comprises a four-way joint, wherein a first port of the four-way joint is connected to the vacuum degree digital display instrument, a second port of the four-way joint is connected to the vacuum volume tank, and a third port of the four-way joint is connected to the vacuum booster; the vacuum degree detection device of the automobile brake power-assisted system further comprises a pressure regulating mechanism, the pressure regulating mechanism comprises an electronic vacuum pump and a pressure regulating pipeline, one end of the pressure regulating pipeline is connected to a fourth port of the four-way joint, the other end of the pressure regulating pipeline is connected to the electronic vacuum pump, and the electronic vacuum pump is controlled by a PLC controller to be opened and closed.
Compared with the prior art, the beneficial effects of the utility model are that: because the vacuum in the automobile brake power-assisting system is kept isolated from the external atmosphere, when the vacuum detection device of the automobile brake power-assisting system provided by the utility model is used, when the vacuum in the automobile brake power-assisting system is poor, the PLC controller controls the electronic vacuum pump to work, the gas in the automobile brake power-assisting system is discharged through the electronic vacuum pump, and the vacuum in the system is improved; when the vacuum degree in the automobile brake boosting system is improved, the vacuum degree digital display instrument can detect the vacuum degree in the system constantly so as to keep the vacuum degree in a reasonable range; whether the automobile brake boosting system has a fault can be quickly judged through the change rate of the vacuum degree in the vacuum degree digital display instrument, so that the safety and the comfort of the whole automobile brake system are improved.
In the technical scheme, the first port is connected with the vacuum degree digital display instrument through a first pipeline, the second port is connected with the vacuum volume tank through a second pipeline, and the third port is connected with the vacuum booster through a third pipeline.
In the technical scheme, the two ends of the first pipeline are respectively provided with a first quick connector, and the first quick connectors are respectively connected to the first port and the measurement port of the vacuum digital display instrument.
In the above technical scheme, the two ends of the second pipeline are respectively provided with a second quick coupling, and the second quick couplings are respectively connected to the second port and the vacuum volume tank.
In the above technical scheme, the two ends of the third pipeline are respectively provided with a third quick coupling, and the third quick couplings are respectively connected to the third port and the vacuum booster.
In the above technical scheme, the vacuum degree digital display instrument comprises a digital display instrument body, and the digital display instrument body is electrically connected with the conducting wire.
In the above technical scheme, the first pipeline, the second pipeline, the third pipeline and the pressure regulating pipeline are all made of rubber materials.
In the above technical scheme, the pipe diameters of the first pipeline, the second pipeline and the third pipeline are equal to the pipe diameter of the pressure regulating pipeline.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a vacuum degree detection device of an automobile braking vacuum boosting system in an embodiment of the present invention.
Fig. 2 is a schematic view of the vacuum degree detection device of the vacuum boosting system for automobile braking according to the embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a four-way joint in an embodiment of the present invention.
Detailed Description
In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "up," "down," and the like are for illustrative purposes only and do not indicate or imply that the referenced device or element must be in a particular orientation, constructed and operated, and should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 invention can be understood according to specific situations by those skilled in the art. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Please refer to fig. 1-3, an embodiment of the utility model discloses a vacuum detection device of automobile brake vacuum boosting system, be connected to vacuum volume jar 60 and vacuum booster 70 respectively for detect the vacuum in the automobile brake boosting system, through the inside vacuum numerical value of detecting system, can in time reflect the inside problem of system, thereby guarantee automobile driving safety and trample the travelling comfort.
Specifically, the vacuum degree detection device of the automobile brake boosting system comprises a vacuum degree digital display instrument 10, wherein the vacuum degree digital display instrument 10 is electrically connected to a power supply port through a lead 12; the vacuum degree detection device of the automobile brake boosting system further comprises a four-way joint 20, wherein a first port 21 of the four-way joint 20 is connected to the vacuum degree digital display instrument 10, a second port 22 of the four-way joint 20 is connected to the vacuum volume tank 60, and a third port 23 of the four-way joint 20 is connected to the vacuum booster 70; the vacuum degree detection device of the automobile brake boosting system further comprises a pressure regulating mechanism 50, wherein the pressure regulating mechanism 50 comprises an electronic vacuum pump 51 and a pressure regulating pipe 52, one end of the pressure regulating pipe 52 is connected to the fourth port 24 of the four-way joint 20, the other end of the pressure regulating pipe 52 is connected to the electronic vacuum pump 51, and the electronic vacuum pump 51 is controlled by a PLC controller to be opened and closed for time and duration.
In daily use of the automobile, if the vacuum boosting system has slight leakage or the vacuum degree of the system is low, and the like, the conditions have great influence on the safety and comfort of the whole automobile braking system. In this embodiment, the vacuum inside the brake boosting system of the vehicle is isolated from the external atmosphere, and when the vacuum degree inside the brake boosting system of the vehicle is low, the PLC controller (not shown in the figure) controls the electronic vacuum pump 51 to work, so as to discharge the internal air of the brake boosting system of the vehicle, thereby improving the vacuum degree of the brake boosting system of the vehicle, and improving the safety and comfort of the brake system of the vehicle.
In order to improve the tightness between the four-way joint 20 and the vacuum digital display instrument 10, the first port 21 and the vacuum digital display instrument 10 are connected through a first pipeline 31, first quick joints 41 are respectively arranged at two ends of the first pipeline 31, and the first quick joints 41 are respectively connected to the first port 21 and a measurement port of the vacuum digital display instrument 10.
For the same reason, in order to improve the tightness of the four-way joint 20 and the vacuum volume tank 60, the second port 22 and the vacuum volume tank 60 are connected by a second pipe 32, and the second pipe 32 is provided with a second quick coupling 42 at each end and is connected to the second port 22 and the vacuum volume tank 60 by two pieces of the second quick coupling 42.
For the same reason, in order to improve the tightness between the four-way joint 20 and the vacuum booster 70, the third port 23 and the vacuum booster 70 are connected through a third pipe 33, and third quick joints 43 are respectively disposed at two ends of the third pipe 33 and are respectively connected to the third port 23 and the vacuum booster 70 through two third quick joints 43.
In this embodiment, the vacuum digital display 10 includes a digital display body 11, the digital display body 11 is electrically connected to the conducting wire 12, and the vacuum digital display 10 is available in the market, so the structure of the digital display body 11 is not described in detail. The plug port of the wire 12 can be provided with a USB connector, and the USB connector can be conveniently connected to a USB interface inside a carriage, so as to complete the detection of the vacuum degree of the brake boosting system of the automobile during the dynamic driving of the automobile.
In the present embodiment, the first pipe 31, the second pipe 32, the third pipe 33 and the pressure regulating pipe 52 are all made of rubber materials. Further, the first pipeline 31, the second pipeline 32, the third pipeline 33 and the pressure regulating pipeline 52 have the same pipe diameter.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. The utility model provides a car braking vacuum servo system vacuum detection device, is connected to vacuum volume jar and vacuum booster respectively, its characterized in that: the vacuum degree detection device of the automobile brake boosting system comprises a vacuum degree digital display instrument, and the vacuum degree digital display instrument is electrically connected to a power supply port through a lead; the vacuum degree detection device of the automobile brake boosting system further comprises a four-way joint, wherein a first port of the four-way joint is connected to the vacuum degree digital display instrument, a second port of the four-way joint is connected to the vacuum volume tank, and a third port of the four-way joint is connected to the vacuum booster; the vacuum degree detection device of the automobile brake power-assisted system further comprises a pressure regulating mechanism, the pressure regulating mechanism comprises an electronic vacuum pump and a pressure regulating pipeline, one end of the pressure regulating pipeline is connected to a fourth port of the four-way joint, the other end of the pressure regulating pipeline is connected to the electronic vacuum pump, and the electronic vacuum pump is controlled by a PLC controller to be opened and closed.
2. The vacuum detection device of the automobile brake vacuum boosting system according to claim 1, characterized in that: the first port is connected with the vacuum degree digital display instrument through a first pipeline, the second port is connected with the vacuum volume tank through a second pipeline, and the third port is connected with the vacuum booster through a third pipeline.
3. The vacuum detection device of the vacuum boosting system for automobile brake as claimed in claim 2, wherein: two ends of the first pipeline are respectively provided with a first quick connector, and the first quick connectors are respectively connected to the first port and the measurement port of the vacuum digital display instrument.
4. The vacuum detection device of the vacuum boosting system for automobile brake as claimed in claim 2, wherein: and two ends of the second pipeline are respectively provided with a second quick connector, and the second quick connectors are respectively connected to the second port and the vacuum volume tank.
5. The vacuum detection device of the vacuum boosting system for automobile brake as claimed in claim 2, wherein: and the two ends of the third pipeline are respectively provided with a third quick connector, and the third quick connectors are respectively connected to the third port and the vacuum booster.
6. The vacuum detection device of the automobile brake vacuum boosting system according to claim 1, characterized in that: the vacuum degree digital display instrument comprises a digital display instrument body, and the digital display instrument body is electrically connected with the conducting wire.
7. The vacuum detection device of the vacuum boosting system for automobile brake as claimed in claim 2, wherein: the first pipeline, the second pipeline, the third pipeline and the pressure regulating pipeline are all made of rubber materials.
8. The vacuum detection device of the vacuum boosting system for automobile brake as claimed in claim 7, wherein: the pipe diameters of the first pipeline, the second pipeline and the third pipeline are equal to those of the pressure regulating pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021802878.4U CN212721900U (en) | 2020-08-25 | 2020-08-25 | Vacuum degree detection device of automobile brake vacuum boosting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021802878.4U CN212721900U (en) | 2020-08-25 | 2020-08-25 | Vacuum degree detection device of automobile brake vacuum boosting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212721900U true CN212721900U (en) | 2021-03-16 |
Family
ID=74924242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021802878.4U Expired - Fee Related CN212721900U (en) | 2020-08-25 | 2020-08-25 | Vacuum degree detection device of automobile brake vacuum boosting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212721900U (en) |
-
2020
- 2020-08-25 CN CN202021802878.4U patent/CN212721900U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210316 |
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| CF01 | Termination of patent right due to non-payment of annual fee |