CN203611974U - Automobile and vacuum brake device for automobile - Google Patents
Automobile and vacuum brake device for automobile Download PDFInfo
- Publication number
- CN203611974U CN203611974U CN201320717843.4U CN201320717843U CN203611974U CN 203611974 U CN203611974 U CN 203611974U CN 201320717843 U CN201320717843 U CN 201320717843U CN 203611974 U CN203611974 U CN 203611974U
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- vacuum
- automobile
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- brake equipment
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Abstract
The utility model discloses a vacuum brake device for an automobile. The vacuum brake device comprises a vacuum source, at least one actuator, a vacuum pressure sensor and a controller, wherein each actuator is connected with the vacuum source through a vacuum pipeline; the vacuum pressure sensor detects the value of pressure in the vacuum pipeline; the controller is connected with the vacuum pressure sensor; when the value of pressure dissatisfies predetermined conditions, the controller gives a fault alarm. The vacuum brake device for the automobile can judge a default and adopt an effective disposal measure under the condition of insufficient vacuum pressure in the course of automobile brake, so that the safe driving of the automobile is furthest guaranteed. The utility model also discloses the automobile.
Description
Technical field
The utility model relates to automobile technical field, particularly a kind of vacuum brake equipment for automobile and a kind of automobile with this vacuum brake equipment.
Background technology
At present, in brake system of car, adopt widely vacuum booster to assist navigating mate to carry out drag operation.Wherein, drive the required vacuum of vacuum booster to mainly contain two kinds of sources: the one, engine intake manifold, for example natural aspirate gasoline vehicle; The 2nd, vacuum pump, for example, be equipped with the vehicle of blow-fed engine.And in actual applications, except vacuum booster needs vacuum driving, other actuating unit also needs vacuum to drive, its vacuum source is identical with vacuum booster.In such cases, once connect, the vacuum line of certain actuating unit disconnects or the situations such as leakage and vacuum solenoid operation irregularity that occur occur, all can cause the vacuum servo deficiency of drag, if now brake, just there will be braking force deficiency, thereby cause automobile brake distance, affect the safety traffic of automobile.
In prior art, not from system level overall monitor vacuum brake equipment, occur not taking corresponding treatment measures to guarantee to greatest extent bringing potential safety hazard to running car by safe driving after the hypodynamic fault of for example Vacuum Pressure.
Utility model content
The purpose of this utility model is intended to solve at least to a certain extent above-mentioned technological deficiency.
For this reason, an object of the present utility model is to propose a kind of vacuum brake equipment for automobile, this vacuum brake equipment in the hypodynamic situation of Vacuum Pressure, can carry out fault verification and take actv. treatment measures in the time of automobile brake, ensures to greatest extent the safety traffic of automobile.
Another object of the present utility model is to propose a kind of automobile.
For achieving the above object, a kind of vacuum brake equipment for automobile that the utility model proposes on the one hand, comprising: vacuum source; At least one actr, described at least one actr is connected by vacuum line with described vacuum source; Vacuum pressure sensor, described vacuum pressure sensor detects the force value in described vacuum line; Controller, described controller is connected with described vacuum pressure sensor, and described controller does not meet and carries out fault alarm when pre-conditioned in described force value.
According to the vacuum brake equipment for automobile the utility model proposes, detect the force value in vacuum line by vacuum pressure sensor, and do not meet when pre-conditioned in force value, controller carries out fault alarm, like this, in the time that automobile brake vacuum pressure is not enough, remind navigating mate, ensure to greatest extent the safety traffic of automobile and the personal safety of navigating mate.
Particularly, described vacuum source can be vacuum pump.
Further, the described vacuum brake equipment for automobile, also comprises: vacuum booster, described vacuum booster is connected with described vacuum source by vacuum line.Wherein, vacuum booster carries out drag operation for auxiliary navigating mate.
Further, the described vacuum brake equipment for automobile, also comprise: engine controller, described engine controller is connected with described controller, and described controller does not meet when pre-conditioned by the horsepower output of described engine controller limiting engine in described force value.
Like this, in the time that vacuum pressure is not enough, by the horsepower output of limiting engine, reduce the speed of a motor vehicle to guarantee the safety traffic of automobile.
Further, the described vacuum brake equipment for automobile also comprises: at least one vacuum drive element, described at least one vacuum drive element is connected with described controller, and the each vacuum drive element in described at least one vacuum drive element is corresponding with each actr in described at least one actr to be connected, described controller does not meet and cuts out described at least one vacuum drive element when pre-conditioned in described force value.Wherein, described at least one vacuum drive element comprises one or more in EGR drive element, blwr and swirl valve.
Like this, in the time that vacuum pressure is not enough, by closing one or more in EGR drive element, blwr and swirl valve, the consumption that reduces degree of vacuum required degree of vacuum when guaranteeing automobile brake, thus guarantee the safety traffic of automobile.
For achieving the above object, the utility model has proposed a kind of automobile on the other hand, comprises the above-mentioned vacuum brake equipment for automobile.
According to the automobile the utility model proposes, while can the parts in vacuum brake equipment breaking down, sending fault reminds, and take corresponding treatment measures by navigating mate, the horsepower output of for example limiting engine, close one or more in EGR drive element, blwr and swirl valve, thereby ensure to greatest extent the safety traffic of automobile and the personal safety of navigating mate.
The aspect that the utility model is additional and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
The utility model above-mentioned and/or additional aspect and advantage will become from the following description of the accompanying drawings of embodiments obviously and easily and understand, wherein:
Fig. 1 is the structural representation of the vacuum brake equipment for automobile of the prior art;
Fig. 2 is according to the structural representation of the vacuum brake equipment for automobile of the utility model embodiment;
Fig. 3 is according to the structural representation of the vacuum brake equipment for automobile of an embodiment of the utility model; And
Fig. 4 is according to the block diagram of the automobile of the utility model embodiment.
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Disclosing below provides many different embodiment or example to be used for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter the parts to specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the utility model.In addition, the utility model can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and object clearly, itself do not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the utility model provides and the example of material, but those of ordinary skills can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, First Characteristic described below Second Characteristic it " on " structure can comprise that the first and second Characteristics creations are the direct embodiment of contact, also can comprise the embodiment of other Characteristics creation between the first and second features, such the first and second features may not be direct contacts.
In description of the present utility model, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be to be directly connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
Before describing the vacuum brake equipment for automobile proposing according to the utility model embodiment and thering is the automobile of this vacuum brake equipment, introduce first the principle of work of prior art vacuum brake equipment below.
Fig. 1 is the structural representation of the vacuum brake equipment for automobile of the prior art.As shown in Figure 1, in prior art, the vacuum brake equipment for automobile comprises: vacuum source 10 ', at least one actr 20 ' and vacuum booster 50 '.Wherein, such as actr 1 ', actr 2 ', actr 3 ' etc. of at least one actr 20 ' are connected by vacuum line 101 ' with vacuum source 10 '; Vacuum booster 50 ' is connected with vacuum source 10 ' by vacuum line 101 '.At least one actr 20 ' and the required vacuum pressure of vacuum booster 50 ' provide by vacuum source 10 '.
For example, at least one actr 20 ' can be EGR(Exhaust Gas Recirculation, EGR) position control actr, the cooling bypass position control of EGR actr, VNT(Variable Nozzle Turbocharger, variable-nozzle turbocharger) variable cross section control actr, swirl control valve actr etc.
Like this, under the version shown in Fig. 1, disconnect or occur leaking and vacuum solenoid operation irregularity once connect the vacuum line 101 ' of certain actr, all can cause brake vacuum insufficient pressure.If now brake, just there will be braking force deficiency, thereby cause automobile brake distance, affect the safety traffic of automobile.
The utility model, just based on above consideration, has proposed a kind of new vacuum brake equipment for automobile and has had the automobile of this vacuum brake equipment.
Describe with reference to the accompanying drawings the vacuum brake equipment for automobile proposing according to the utility model embodiment and there is the automobile of this vacuum brake equipment.
Fig. 2 is according to the structural representation of the vacuum brake equipment for automobile of the utility model embodiment.As shown in Figure 2, this vacuum brake equipment that is used for automobile comprises: vacuum source 10, at least one actr 20, vacuum pressure sensor 30 and controller 40.Wherein, at least one actr 20 such as actr 1, actr 2, actr 3 etc. are connected by vacuum line 101 with vacuum source 10, and the required vacuum pressure of at least one actr 20 is provided by vacuum source 10; Vacuum pressure sensor 30 detects the force value in vacuum line 101; Controller 40 is connected with vacuum pressure sensor 30, and the force value of controller 40 in vacuum line 101 do not meet carries out fault alarm when pre-conditioned.
According to an embodiment of the present utility model, as shown in Figure 2, vacuum pressure sensor 30 can be arranged in vacuum line 101.
In embodiment of the utility model, as shown in Figure 2, vacuum pressure sensor 30 is arranged in vacuum line 101, and detect in real time the force value of whole vacuum line, and fed back to controller 40, controller 40 judges according to feedback signal whether the force value in current vacuum line 101 meets pre-conditioned, carry out fault alarm when pre-conditioned not meeting, wherein, fault alarm can comprise sound fault alarm and/or lighting fault warning, and for example controller 40 is controlled buzzer phone and sounded a buzzer and/or light fault-indicating lamp.
Particularly, vacuum source 10 can be vacuum pump.Certainly, vacuum source 10 also can vacuum mechanism for other, and for example, in natural aspirate gasoline vehicle, vacuum source 10 can be engine intake manifold.
In an embodiment of the present utility model, as shown in Figure 3, the vacuum brake equipment of above-mentioned automobile also comprises: vacuum booster 50.Wherein, vacuum booster 50 is connected with vacuum source 10 by vacuum line 101.Vacuum booster 50 carries out drag operation for auxiliary navigating mate.Hence one can see that, and in the time of automobile brake, vacuum pressure deficiency can cause brake control power deficiency, thereby stopping distance lengthens, and affects ride safety of automobile.In this case, controller 40, except carrying out fault alarm, also should take corresponding treatment measures to guarantee ride safety of automobile.
In an embodiment of the present utility model, as shown in Figure 3, above-mentioned vacuum brake equipment also comprises: engine controller 60.Wherein, engine controller 60 is connected with controller 40, and controller 40 does not meet when pre-conditioned by the horsepower output of engine controller 60 limiting engines in force value.
Like this, in the time that automobile brake vacuum pressure is not enough, by the horsepower output of limiting engine, can reduce the speed of a motor vehicle, make automobile enter limping pattern, guarantee the safety traffic of automobile.
In addition, as shown in Figure 3, above-mentioned vacuum brake equipment also comprises: at least one vacuum drive element 70.Wherein, at least one vacuum drive element 70 such as vacuum drive element 1, vacuum drive element 2, vacuum drive element 3 etc. are all connected with controller 40, and the each vacuum drive element at least one vacuum drive element 70 is corresponding with each actr at least one actr 20 to be connected, controller 40 does not meet and cuts out at least one vacuum drive element 70 when pre-conditioned in force value.
In an embodiment of the present utility model, at least one vacuum drives 70 parts to comprise one or more in EGR drive element, blwr and swirl valve.
Like this, in the time that automobile brake vacuum pressure is not enough, by closing one or more in EGR drive element, blwr and swirl valve, thereby the consumption that can reduce degree of vacuum required degree of vacuum when guaranteeing automobile brake guarantees the safety traffic of automobile.
By above two kinds of measures, can, in the time that automobile brake vacuum pressure is not enough, guarantee the vacuum pressure abundance of vacuum booster, thereby guarantee brake control power, stopping distance can not be lengthened, ensure to greatest extent the safety traffic of automobile.
Below by the automobile to there is oil-sealed rotary pump as example further describes the above-mentioned vacuum brake equipment for automobile.Wherein it should be noted that, because oil-sealed rotary pump is generally by bent axle or camshaft actuated, therefore, is 0 o'clock at engine speed, and vacuum pump is off working state, and the force value of vacuum line 101 will exist extremely.
Like this, after automobile powers on, first the above-mentioned vacuum brake equipment for automobile can be differentiated vacuum pressure sensor 30 and whether have fault, under the prerequisite of vacuum pressure sensor 30 normal work, engine controller 60 can detect present engine rotating speed, in the time that engine speed is not 0, controller 40 can detect the force value in vacuum line 101 in real time, the foundation of considering pressure in vacuum line 101 needs the time, when the force value receiving is not in default safe range and the in the situation that brake pedal is not operated, controller 40 starts timing, if in Preset Time, the force value that controller 40 receives is not also in the time of default safe range, judge vacuum brake equipment fault, carry out fault alarm simultaneously and take corresponding treatment measures.
Particularly, controller 40 controls that fault-indicating lamp is lighted and/or buzzer phone is sounded a buzzer, and takes corresponding treatment measures, and for example engine controller 60 limiting engine power stages reduce the speed of a motor vehicle, make automobile enter limping pattern; Or controller 40 cuts out EGR, blwr, swirl valve equal vacuum drive element, reduce the consumption of degree of vacuum.Like this, can guarantee the vacuum pressure abundance of vacuum booster, thereby guarantee brake control power, stopping distance can not be lengthened, ensure to greatest extent the safety traffic of automobile.
The vacuum brake equipment for automobile proposing according to the utility model embodiment, detect the force value in vacuum line by vacuum pressure sensor, and do not meet when pre-conditioned in force value, can pass through the horsepower output of engine controller limiting engine with the speed of operation of restricting vehicle, like this by reducing the speed of a motor vehicle to guarantee the safety traffic of automobile.Also carry out fault alarm simultaneously, in the time that automobile brake vacuum pressure is not enough, remind navigating mate, thereby ensure to greatest extent the safety traffic of automobile and the personal safety of navigating mate.
Fig. 4 is according to the block diagram of the automobile of the utility model embodiment.As shown in Figure 4, this automobile 501 comprises the above-mentioned vacuum brake equipment 502 for automobile.
The automobile proposing according to the utility model embodiment, while can the parts in vacuum brake equipment breaking down, sending fault reminds, and take corresponding treatment measures by navigating mate, the horsepower output of for example limiting engine, close one or more in EGR drive element, blwr and swirl valve, thereby ensure to greatest extent the safety traffic of automobile and the personal safety of navigating mate.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that in the situation that not departing from principle of the present utility model and spirit and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is by claims and be equal to and limit.
Claims (7)
1. for a vacuum brake equipment for automobile, it is characterized in that, comprising:
Vacuum source;
At least one actr, described at least one actr is connected by vacuum line with described vacuum source;
Vacuum pressure sensor, described vacuum pressure sensor detects the force value in described vacuum line; And
Controller, described controller is connected with described vacuum pressure sensor, and described controller does not meet and carries out fault alarm when pre-conditioned in described force value.
2. the vacuum brake equipment for automobile as claimed in claim 1, is characterized in that, described vacuum source is vacuum pump.
3. the vacuum brake equipment for automobile as claimed in claim 1, is characterized in that, also comprises:
Vacuum booster, described vacuum booster is connected with described vacuum source by vacuum line.
4. the vacuum brake equipment for automobile as claimed in claim 1, is characterized in that, also comprises:
Engine controller, described engine controller is connected with described controller, and described controller does not meet when pre-conditioned by the horsepower output of described engine controller limiting engine in described force value.
5. the vacuum brake equipment for automobile as claimed in claim 1, is characterized in that, also comprises:
At least one vacuum drive element, described at least one vacuum drive element is connected with described controller, and the each vacuum drive element in described at least one vacuum drive element is corresponding with each actr in described at least one actr to be connected, described controller does not meet and cuts out described at least one vacuum drive element when pre-conditioned in described force value.
6. the vacuum brake equipment for automobile as claimed in claim 5, is characterized in that, described at least one vacuum drive element comprises one or more in EGR drive element, blwr and swirl valve.
7. an automobile, is characterized in that, comprises the vacuum brake equipment for automobile as described in claim 1-6 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320717843.4U CN203611974U (en) | 2013-11-14 | 2013-11-14 | Automobile and vacuum brake device for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320717843.4U CN203611974U (en) | 2013-11-14 | 2013-11-14 | Automobile and vacuum brake device for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203611974U true CN203611974U (en) | 2014-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320717843.4U Expired - Fee Related CN203611974U (en) | 2013-11-14 | 2013-11-14 | Automobile and vacuum brake device for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203611974U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110406515A (en) * | 2018-04-30 | 2019-11-05 | 株式会社韩中Ncs | Electronic type vacuum booster unit vacuum control module and its control method |
-
2013
- 2013-11-14 CN CN201320717843.4U patent/CN203611974U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110406515A (en) * | 2018-04-30 | 2019-11-05 | 株式会社韩中Ncs | Electronic type vacuum booster unit vacuum control module and its control method |
| CN110406515B (en) * | 2018-04-30 | 2022-04-15 | 株式会社韩中Ncs | Vacuum control module for electronic vacuum booster and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180502 Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee after: Beijing treasure Car Co.,Ltd. Address before: 102206, Beijing, Shahe Town, Changping District Road, sand Yang Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20211114 |