CN202756126U - Automobile engine and electric exhaust gas recirculation (EGR) valve component used for car - Google Patents
Automobile engine and electric exhaust gas recirculation (EGR) valve component used for car Download PDFInfo
- Publication number
- CN202756126U CN202756126U CN201220394926XU CN201220394926U CN202756126U CN 202756126 U CN202756126 U CN 202756126U CN 201220394926X U CN201220394926X U CN 201220394926XU CN 201220394926 U CN201220394926 U CN 201220394926U CN 202756126 U CN202756126 U CN 202756126U
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- China
- Prior art keywords
- egr valve
- electric egr
- electrodes
- motor
- sensor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The utility model discloses an electric exhaust gas recirculation (EGR) valve component and an automobile engine with the electric EGR valve component. The electric EGR valve component used for a car comprises an electric EGR valve and a sensor, wherein the electric EGR valve is provided with a motor pin and the sensor is provided with electrodes. The electrodes are in an X-shaped structure. The motor pin is connected with the X-shaped electrodes in an inserted mode. The electric EGR valve used for the car has the advantages of achieving that a surface contacts a plurality of lines when the motor pin contacts the electrodes of the sensor due to the fact that the electrodes are designed in an X-shaped structure, enabling that the motor pin is firmly combined with the electrodes of the sensor, completely preventing the pin and the electrodes from contacting badly because of vibration during working process of the motor, guaranteeing the motor with the electric EGR valve operates reliably, reducing emission amount and improving motor performance.
Description
Technical field
The utility model relates to field of automobile, particularly relates to a kind of for the electric EGR valve assembly of automobile and the motor car engine with this electric EGR valve assembly.
Background technique
The gas recirculation system of motor car engine (EGR), Main Function are the waste gas after the burning at outlet pipe place to be drawn get back to suction tude, enter to participate in burning to the firing chamber again, can reduce combustion temperature, and control NOx discharge amount is also improved oil consumption.EGR (EGR) system is one of important technique measure that realizes diesel engine Europe III, Europe IV emission standard.By under different operating modes, the position of control EGR valve is regulated different EGR and is led, and can reduce to greatest extent the discharging of nitrogen oxygen and improve engine power.Along with improving constantly of Abgasgesetz, egr system is more and more higher for the control accuracy that EGR leads, and the supercharged diesel engine normal operation vacuum pump that configures under state III standard and EPW (EVR Electronic Vacuum Regulator) are as the execution source of EGR.Because the vacuum pump speed of response is slow, more and more is not suitable with the control that highi degree of accuracy EGR leads.Electronics EGR as the control source, does not need vacuum pump and EPW with single-chip microcomputer, has not only reduced parts, has increased substantially simultaneously speed of response, has become one of basic configuration of the supercharged diesel engine of realizing state IV emission standard.
If the sensor electrode of electric EGR valve system and the bad connection of motor contact pin can reduce engine performance, deterioration of emission causes discharging not up to standard.
Summary of the invention
The utility model one of is intended to solve the problems of the technologies described above at least to a certain extent or provides at least a kind of useful commerce to select.
For this reason, a purpose of the present utility model is to propose a kind of simple in structure, electric EGR valve assembly that is used for automobile that contact is good.
The electric EGR valve assembly that is used for automobile according to the utility model example comprises: electric EGR valve, and described electric EGR valve has the motor contact pin; And sensor, described sensor has electrode, and described electrode forms forked, and described motor contact pin is plugged in the diverging electrodes.
The electric EGR valve assembly that is used for automobile according to the utility model example, sensor electrode is designed to forked, the face of having realized when the motor contact pin contacts with sensor electrode contacts with many lines, the motor contact pin is combined with sensor electrode very securely, can prevent fully in engine working process, owing to vibration causes contact pin and electrode loose contact, guarantee the engine reliable running with electric EGR valve, thereby reduce discharging, improve engine performance.
In addition, the electric EGR valve assembly that is used for automobile according to the above-mentioned example of the utility model can also have following additional technical characteristics:
Described diverging electrodes has the connecting end that links to each other with described sensor and away from the free end of described connecting end.
In two yokes of described diverging electrodes each all forms corrugated so that described two yokes have a plurality of convexo-convexs correspondences.
Described motor contact pin forms tabular motor contact pin.
Described tabular motor contact pin has the connecting end that links to each other with described electric EGR valve and the free end that links to each other with described connecting end.
Described diverging electrodes is that two and two described diverging electrodes intervals are arranged on the described sensor, and described motor contact pin is two and corresponding one by one with two described diverging electrodes.
Another purpose of the present utility model is to propose a kind of motor car engine, and described motor car engine comprises the electric EGR valve assembly that is used for automobile of above-mentioned example.
Additional aspect of the present utility model 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.
Description of drawings
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding becoming the description of example in conjunction with following accompanying drawing, wherein:
Fig. 1 is the electric EGR valve structural representation according to an example of the utility model;
Fig. 2 is the sensor construction schematic diagram according to an example of the utility model; With
Fig. 3 is according to the electric EGR valve motor contact pin of an example of the utility model and sensor electrode assembly structure schematic diagram.
Embodiment
The below describes example of the present utility model in detail, and the example of described example is shown in the drawings, and wherein same or similar label represents same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the example that is described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center "; " vertically "; " laterally "; " length "; " width "; " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of indications such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only be for convenience of description the utility model and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only are used for describing purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characteristics.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " a plurality of " is two or more, unless clear and definite concrete restriction is arranged in addition.
In the utility model, unless clear and definite regulation and restriction are arranged in addition, broad understanding should be done in the terms such as term " installation ", " linking to each other ", " connection ", " fixing ", for example, can be to be fixedly connected with, and also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can indirectly link to each other by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the utility model, unless clear and definite regulation and restriction are arranged in addition, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, can comprise that also the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that the First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under the Second Characteristic and tiltedly, or only represent that the First Characteristic level height is less than Second Characteristic.
Below in conjunction with the electric EGR valve assembly that be used for automobile of Fig. 1 to Fig. 3 description according to the utility model example.
As depicted in figs. 1 and 2, described electric EGR valve assembly for automobile comprises electric EGR valve 10 and sensor 20.
Thus, the electric EGR valve assembly that is used for automobile according to the utility model example, sensor electrode is designed to forked, the face of having realized when motor contact pin 11 contacts with sensor electrode 21 contacts with many lines, motor contact pin 11 is combined with sensor electrode 21 very securely, can prevent in engine working process fully, owing to vibration causes motor contact pin 11 and electrode 21 bad connections, assurance is with the engine reliable running of electric EGR valve, thereby reduce discharging, improve engine performance.
In one example, diverging electrodes 21 has the connecting end that links to each other with sensor 20 and away from the free end of described connecting end.Thus, can electrode 21 be fixed on the sensor by connecting end, motor contact pin 11 can be from the free end electrode insertion 21 of sensor 20, and by the very firm combination of the prong like of electrode 21, thereby avoid causing owing to vibration the problem (as shown in Figure 3) of motor contact pin 11 and electrode 21 bad connections.
Advantageously, in one example, each in two yokes of diverging electrodes 21 all forms corrugated so that described two yokes have a plurality of convexo-convexs correspondences.Thus, fixation that can 21 pairs of motor contact pins 11 of intensifier electrode effectively avoids causing owing to vibration the problem of motor contact pin 11 and electrode 21 bad connections.
Further, in one example, motor contact pin 11 forms tabular motor contact pin (as shown in Figure 2).Thus, when motor contact pin 11 is plugged on electrode 21 when interior, motor contact pin 11 can contact (as shown in Figure 3) with a plurality of lines with electrode 21 formation faces, and namely face contacts with face, further the fixation of 21 pairs of motor contact pins 11 of intensifier electrode.
In one example, tabular motor contact pin 11 has the connecting end that links to each other with described electric EGR valve and the free end that links to each other with described connecting end.Thus, can motor contact pin 11 be linked to each other with described electric EGR valve the connecting end by electric EGR valve, and with the free end of the free end electrode insertion 21 of described electric EGR valve.
Further, in one example, diverging electrodes 21 is that two and two diverging electrodes 21 intervals are arranged on the sensor 20, and motor contact pin 11 is two and corresponding one by one with two diverging electrodes 21.Thus, by cooperating of two pairs of diverging electrodes 21 and motor contact pin 11, can realize more reliably being connected of electric EGR valve 10 and sensor 20, avoid bad connection, thereby guarantee the reliable running with the motor of electric EGR valve 10.
According to the motor car engine of an example of the utility model, comprise according to the described electric EGR valve assembly for automobile of above-mentioned example.Owing to having above-mentioned technique effect according to the described electric EGR valve assembly for automobile of above-mentioned example, therefore, also has corresponding technique effect according to the motor car engine of the utility model example.
In the description of this specification, the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to be contained at least one example of the present utility model or the example in conjunction with specific features, structure, material or the characteristics of this example or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical example or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more examples or example.
Although the above has illustrated and has described example of the present utility model, be understandable that, above-mentioned example is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art is not in the situation that break away from principle of the present utility model and aim can change above-mentioned example, modification, replacement and modification in scope of the present utility model.
Claims (7)
1. an electric EGR valve assembly that is used for automobile is characterized in that, comprising:
Electric EGR valve, described electric EGR valve has the motor contact pin; With
Sensor, described sensor has electrode, and described electrode forms forked, and described motor contact pin is plugged in the diverging electrodes.
2. the electric EGR valve assembly for automobile according to claim 1 is characterized in that, described diverging electrodes has the connecting end that links to each other with described sensor and away from the free end of described connecting end.
3. the electric EGR valve assembly for automobile according to claim 1 is characterized in that, each in two yokes of described diverging electrodes all forms corrugated so that described two yokes have a plurality of convexo-convexs correspondences.
4. the electric EGR valve assembly for automobile according to claim 3 is characterized in that, described motor contact pin forms tabular motor contact pin.
5. the electric EGR valve assembly for automobile according to claim 4 is characterized in that, described tabular motor contact pin has the connecting end that links to each other with described electric EGR valve and the free end that links to each other with described connecting end.
6. each described electric EGR valve assembly for automobile according to claim 1-5, it is characterized in that, described diverging electrodes is that two and two described diverging electrodes intervals are arranged on the described sensor, and described motor contact pin is two and corresponding one by one with two described diverging electrodes.
7. a motor car engine is characterized in that, comprises according to claim 1 each described electric EGR valve assembly for automobile in-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220394926XU CN202756126U (en) | 2012-08-09 | 2012-08-09 | Automobile engine and electric exhaust gas recirculation (EGR) valve component used for car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220394926XU CN202756126U (en) | 2012-08-09 | 2012-08-09 | Automobile engine and electric exhaust gas recirculation (EGR) valve component used for car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202756126U true CN202756126U (en) | 2013-02-27 |
Family
ID=47735313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220394926XU Expired - Fee Related CN202756126U (en) | 2012-08-09 | 2012-08-09 | Automobile engine and electric exhaust gas recirculation (EGR) valve component used for car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202756126U (en) |
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2012
- 2012-08-09 CN CN201220394926XU patent/CN202756126U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20170809 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |