CN203614863U - Egr valve assembly - Google Patents
Egr valve assembly Download PDFInfo
- Publication number
- CN203614863U CN203614863U CN201320813763.9U CN201320813763U CN203614863U CN 203614863 U CN203614863 U CN 203614863U CN 201320813763 U CN201320813763 U CN 201320813763U CN 203614863 U CN203614863 U CN 203614863U
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- CN
- China
- Prior art keywords
- valve
- rod
- driven
- transmitting assemblies
- motor
- Prior art date
- 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.)
- Expired - Fee Related
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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
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- Electrically Driven Valve-Operating Means (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model relates to a car accessory, in particular for an EGR valve assembly. The technical solution of the utility model is that the EGR valve assembly comprises a valve body, a valve cover, a valve chamber arranged on the valve body, a valve rod, a water inlet end and a valve outlet end connected with the valve chamber, a valve plate linked with the valve rod, and a driving mechanism for driving the valve rod, wherein the valve plate is connected with the valve rod in linkage; one side of the valve cover is provided with an extension shell; the driving mechanism comprises a motor arranged in the extension shell and a driving transmission component connected with the motor in linkage; a transmission chamber is arranged on the other end of the valve cover opposite to one end thereof connected with the valve body; a driven rotating component connected with the driving transmission component in linkage and sleeved on the valve rod is arranged in the transmission chamber; a connection chamber is arranged between the valve cover and the extension shell and is provided with a connection component for connecting the driving transmission component and the driven transmission component in linkage. By utilizing the technical solution, the EGR valve assembly with wide universality and simple structure is disclosed.
Description
Technical field
The utility model relates to a kind of auto parts machinery, particularly a kind of EGR valve assembly.
Background technique
EGR valve is an electromechanical integrated product that is used for controlling the amount of exhaust gas recirculation that feeds back to automobile air inlet system.Traditional EGR valve is mainly by valve body, valve gap, be located at the valve pocket on valve body, extend to the valve rod in valve pocket by valve gap place, the feed-water end being communicated with valve pocket, waterexit end and in valve pocket and impel the valve plate of feed-water end and waterexit end conducting or sealing, valve plate and valve rod are connected, valve rod is connected one end relatively the other end place with valve plate is provided with driving mechanism, driving mechanism is generally electric actuator, after being installed on valve gap, electric actuator make the axial length of valve body longer, while being arranged in automobile, need in automobile, reserve larger installing space, and the vehicle difference of automobile, the not of uniform size of reserved installing space causes, this type of valve cannot be realized general.
Summary of the invention
The deficiency existing for prior art, the utility model provides a kind of versatility EGR valve assembly wide, simple in structure.
For achieving the above object, the utility model provides following technological scheme: a kind of EGR valve assembly, include valve body, valve gap, be located at the valve pocket on valve body, extend to the valve rod in valve pocket by valve gap place, the feed-water end being communicated with valve pocket, waterexit end and in valve pocket and impel the valve plate of feed-water end and waterexit end conducting or sealing, the driving mechanism of actuate valve stem, valve plate and valve rod are connected, it is characterized in that: a side of described valve gap is provided with extensional shell, described driving mechanism includes the motor of being located in extensional shell and the main transmission assembly being connected with motor linkage, valve gap is provided with drive cavity with respect to the other end place that is connected one end with valve body, in drive cavity, be provided with the driven Runner assembly being connected with active transmitting assemblies, and driven transmitting assemblies and valve rod are connected, between described valve gap and extensional shell, be provided with connection chamber, in this connection chamber, be provided with the connection part that impels active transmitting assemblies and driven transmitting assemblies to be connected.
Wherein, initiatively transmitting assemblies includes the driving gear on the motor shaft that is sheathed on motor, driven transmitting assemblies includes the driven gear being sheathed on valve rod, connection part includes and is set up in the transmission shaft in connection chamber and is sheathed on the reduction gear on transmission shaft, reduction gear engages respectively at driving gear and driven gear, and is provided with oil-impregnated bearing between transmission shaft and reduction gear.
Adopt technique scheme, after arranging like this, the side of driving mechanism in valve body, the axial length of valve body is dwindled, less demanding to axial space when installation, makes the automobile of different model all can implement easily to install, thereby has increased versatility of the present utility model; And driving mechanism is located at after the side of valve body, the interaction relation between driving mechanism and valve rod is more stable, and linkage process is more stable, and structure is also more simple.
The utility model is further set to: valve gap is provided with sensor socket with respect to the other end place that is connected one end with valve body, this sensor socket includes the jack body that is connected with valve gap, is located at push rod and circuit board in jack body, in described push rod, be provided with magnet steel, axial one end of push rod and valve rod are conflicted, and between the other end and jack body, are provided with push rod spring.
Adopt technique scheme, the setting of sensor socket is for convenient sensor installation thereon, make the valve body in the utility model embodiment internal work state (being the running state of valve rod) can by sensor transmissions to outside, make operator or driver can know after at any time its running state, in the time that valve body breaks down, can keep in repair timely.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment's structural representation;
Fig. 2 is the I portion enlarged diagram of Fig. 1.
Embodiment
As Fig. 1, a kind of EGR valve assembly shown in Fig. 2, include valve body 1, valve gap 2, be located at the valve pocket 11 on valve body 1, extend to the valve rod 3 in valve pocket 11 by valve gap 2 places, the feed-water end 12 being communicated with valve pocket 11, waterexit end 13 and in valve pocket 11 and impel the valve plate 14 of feed-water end 11 and waterexit end 12 conductings or sealing, the driving mechanism 4 of actuate valve stem 3, valve plate 1 is connected with valve rod 3, one side of valve gap 2 is provided with extensional shell 5, driving mechanism 4 includes the motor 41 of being located in extensional shell 5 and the main transmission assembly 42 being connected with motor 41, valve gap 2 is provided with drive cavity 21 with respect to the other end place that is connected one end with valve body 1, in drive cavity 21, be provided with the driven Runner assembly 43 being connected with active transmitting assemblies 42, and driven transmitting assemblies 43 is connected with valve rod 3, between valve gap 2 and extensional shell 5, be provided with connection chamber 6, in this connection chamber 6, be provided with the connection part 44 that impels active transmitting assemblies 42 and driven transmitting assemblies 43 to be connected.In such scheme, the side of driving mechanism 4 in valve body 1, dwindles the axial length of valve body 1, and less demanding to axial space when installation makes the automobile of different model all can implement easily to install, thereby increased versatility of the present utility model.
In the utility model embodiment, initiatively transmitting assemblies 42 includes the driving gear on the motor shaft 411 that is sheathed on motor 41, driven transmitting assemblies 43 includes the driven gear being sheathed on valve rod 3, connection part 44 includes the transmission shaft 441 being set up in connection chamber 6 and is sheathed on the reduction gear 442 on transmission shaft 441, reduction gear 442 engages respectively at driving gear and driven gear, and is provided with oil-impregnated bearing 443 between transmission shaft 441 and reduction gear 442.Arrange so simple in structurely, install and easy to process, and interaction relation between driving mechanism 4 and valve rod 3 is more stable, linkage process is more stable, and structure is also more simple.The torque transmitting of motor 41 is to driving gear, driving gear interlock reduction gear 442, reduction gear 442 by running speed subtract get off after by torque transmitting to driven gear, driven gear can actuate valve stem 3 be worked.
In the utility model embodiment, can be known by operator or driver at any time for the internal work state (being the running state of valve rod) that makes the valve body 1 in the utility model embodiment, in the time that valve body 1 breaks down, can keep in repair timely; Valve gap 2 is provided with sensor socket 7 with respect to the other end place that is connected one end with valve body 1, this sensor socket 7 includes the jack body 71 that is connected with valve gap 2, is located at push rod 72 and circuit board 75 in jack body 71, in push rod 72, be provided with magnet steel 73, axial one end and the valve rod 3 of push rod 72 are conflicted, and between the other end and jack body 71, are provided with push rod spring 74.
Claims (3)
1. an EGR valve assembly, include valve body, valve gap, be located at the valve pocket on valve body, extend to the valve rod in valve pocket by valve gap place, the feed-water end being communicated with valve pocket, waterexit end and in valve pocket and impel the valve plate of feed-water end and waterexit end conducting or sealing, the driving mechanism of actuate valve stem, valve plate and valve rod are connected, it is characterized in that: a side of described valve gap is provided with extensional shell, described driving mechanism includes the motor of being located in extensional shell and the main transmission assembly being connected with motor linkage, valve gap is provided with drive cavity with respect to the other end place that is connected one end with valve body, in drive cavity, be provided with the driven Runner assembly being connected with active transmitting assemblies, and driven transmitting assemblies and valve rod are connected, between described valve gap and extensional shell, be provided with connection chamber, in this connection chamber, be provided with the connection part that impels active transmitting assemblies and driven transmitting assemblies to be connected.
2. EGR valve assembly according to claim 1, it is characterized in that: described active transmitting assemblies includes the driving gear on the motor shaft that is sheathed on motor, driven transmitting assemblies includes the driven gear being sheathed on valve rod, connection part includes and is set up in the transmission shaft in connection chamber and is sheathed on the reduction gear on transmission shaft, reduction gear engages respectively at driving gear and driven gear, and is provided with oil-impregnated bearing between transmission shaft and reduction gear.
3. EGR valve assembly according to claim 1 and 2, it is characterized in that: described valve gap is provided with sensor socket with respect to the other end place that is connected one end with valve body, this sensor socket includes the jack body that is connected with valve gap, is located at push rod and circuit board in jack body, in described push rod, be provided with magnet steel, axial one end of push rod and valve rod are conflicted, and between the other end and jack body, are provided with push rod spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320813763.9U CN203614863U (en) | 2013-12-10 | 2013-12-10 | Egr valve assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320813763.9U CN203614863U (en) | 2013-12-10 | 2013-12-10 | Egr valve assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203614863U true CN203614863U (en) | 2014-05-28 |
Family
ID=50767509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320813763.9U Expired - Fee Related CN203614863U (en) | 2013-12-10 | 2013-12-10 | Egr valve assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203614863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107110076A (en) * | 2015-03-31 | 2017-08-29 | 株式会社电装 | Egr device |
-
2013
- 2013-12-10 CN CN201320813763.9U patent/CN203614863U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107110076A (en) * | 2015-03-31 | 2017-08-29 | 株式会社电装 | Egr device |
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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: 20140528 Termination date: 20151210 |
|
| EXPY | Termination of patent right or utility model |