CN203585361U - Controlling valve for automobile exhaust gas recirculation system - Google Patents
Controlling valve for automobile exhaust gas recirculation system Download PDFInfo
- Publication number
- CN203585361U CN203585361U CN201320672750.4U CN201320672750U CN203585361U CN 203585361 U CN203585361 U CN 203585361U CN 201320672750 U CN201320672750 U CN 201320672750U CN 203585361 U CN203585361 U CN 203585361U
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- CN
- China
- Prior art keywords
- lining
- mounting hole
- valve
- pin
- lever shaft
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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.)
- Expired - Fee Related
Links
- 239000007789 gas Substances 0.000 claims description 18
- 230000003134 recirculating effect Effects 0.000 claims description 17
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000368 destabilizing effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Exhaust-Gas Circulating Devices (AREA)
Abstract
The utility model relates to a controlling valve for an automobile exhaust gas recirculation system. The controlling valve comprises a valve body, an operating shaft, a valve, a first lining, a second lining and pins, wherein an exhaust vent is formed in the valve body; a first lining mounting hole and a second lining mounting hole that are symmetrical are formed in the wall of the exhaust vent; the first lining and the second lining are mounted in the first lining mounting hole and the second lining mounting hole respectively; a positioning pin is arranged on the junction surface of the first lining and the first lining mounting hole; a positioning pin is arranged on the junction surface of the second lining and the second lining mounting hole; a shaft lever of the operating shaft is mounted in the axial holes of the first lining and the second lining; two pin mounting holes are formed in the valve; one end of each pin mounting hole is provided with a blind hole; two corresponding pin mounting holes are formed in the shaft lever of the operating shaft; the valve is mounted in the exhaust vent of the valve body and mounted on the shaft lever of the operating shaft in a sleeved manner; the valve and the shaft lever of the operating shaft are integrally fixed through the pins.
Description
Technical field
The utility model relates to auto parts machinery technical field, particularly a kind of automobile exhaust gas recirculating system control valve.
Background technique
Automobile exhaust gas recirculating system is called for short " EGR control system ", and it is comprised of EGR valve assembly, control arm assembly, valve cover and ECU control system etc.Control valve is a vitals in EGR valve assembly, for controlling EGR valve assembly, be back to the exhaust gas flow in cylinder, make EGR control system reach Optimum EGR rate situation in each operation point, thereby make engine combustion process all the time in desirable situation, the oxynitrides composition of finally controlling in effulent reaches minimum.In order to reduce vehicle complete vehicle weight and manufacture cost, and in limited space, place EGR control system, tend to integrate a part of part, be effective the confined space of utilizing automobile.
Existing automobile exhaust gas recirculating system control valve structure is as shown in accompanying drawing 1,2,3: include valve body 1, control lever shaft 2, valve 3, the first lining 4, the second lining 5, rivet 6, auxiliary hole plug 7.Valve body 1 is provided with exhaust port 1-1, the hole wall of exhaust port 1-1 is provided with two the first symmetrical lining mounting hole 1-2 and the second lining mounting hole 1-3, the first lining 4 and the second lining 5 are arranged on respectively in the first lining mounting hole 1-2 and the second lining mounting hole 1-3, the first lining 4 and the first lining mounting hole 1-2 adopt interference fit, between the junction plane of the first lining 4 and the first lining mounting hole 1-2, be provided with positioning dowel 8, be used for preventing that the first lining 4 from rotating, the second lining 5 and the second lining mounting hole 1-3 adopt interference fit, between the junction plane of the second lining 5 and the second lining mounting hole 1-3, be provided with positioning dowel 9, be used for preventing that the second lining 5 from rotating.The bottom of exhaust port 1-1 is provided with two auxiliary hole 1-4, and two auxiliary hole plugs 7 are arranged on respectively in two auxiliary hole 1-4.Axostylus axostyle on control lever shaft 2 is arranged in the axis hole of the first lining 4 and the second lining 5, and the axostylus axostyle on control lever shaft 2 adopts moving cooperation with the axis hole of the first lining 4 and the second lining 5.Valve 3 is arranged in the exhaust port 1-1 of valve body 1, and is sleeved on the axostylus axostyle of control lever shaft 2, by rivet 6 and the axostylus axostyle on control lever shaft 2, is solidified as a whole.
The control lever shaft 2 of existing automobile exhaust gas recirculating system control valve with the assembling mode of valve 3 is: on valve 3, establish two rivet mounting hole 3-1, on the axostylus axostyle of control lever shaft 2, establish equally two corresponding rivet mounting holes, valve 3 is arranged in the exhaust port 1-1 of valve body 1, and be sleeved on the axostylus axostyle of control lever shaft 2, rivet 6 is pressed in rivet mounting hole, the insertion from the auxiliary hole 1-4 of exhaust port 1-1 bottom of recycling push rod is withstood rivet 6 heads and is riveted, and has riveted the rear auxiliary hole plug 7 of using auxiliary hole 1-4 is sealed.
Existing automobile exhaust gas recirculating system control valve Standard difficulty is larger, assemble consuming time longer, also corresponding longer for the length of the required push rod of the darker valve body of exhaust port, there is destabilizing factor, easily cause riveting quality problem, be unfavorable for forming industrialization.
Moreover in order to reduce vehicle complete vehicle weight and manufacture cost, existing wish is integrated EGR valve assembly and valve cover, to dwindle control valve volume and control valve weight, but the auxiliary hole of integrating on rear valve body cannot process, so former assembly technology cannot be implemented.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of automobile exhaust gas recirculating system control valve structure is provided.It has made improvement on original structure, and has reduced assembling difficulty.
The technical solution of the utility model is: a kind of automobile exhaust gas recirculating system control valve, includes valve body, control lever shaft, valve, the first lining, the second lining, pin.
Valve body is provided with exhaust port, the hole wall of exhaust port is provided with two the first symmetrical lining mounting holes and the second lining mounting hole, the first lining and the second lining are arranged on respectively in the first lining mounting hole and the second lining mounting hole, the first lining and the first lining mounting hole adopt interference fit, between the junction plane of the first lining and the first lining mounting hole, be provided with positioning dowel, be used for preventing that the first lining from rotating, the second lining and the second lining mounting hole adopt interference fit, between the junction plane of the second lining and the second lining mounting hole, be provided with positioning dowel, be used for preventing that the second lining from rotating.
Axostylus axostyle on control lever shaft is arranged in the axis hole of the first lining and the second lining, and the axostylus axostyle on control lever shaft adopts moving cooperation with the axis hole of the first lining and the second lining.On valve, be provided with two pin mounting holes, one end of pin mounting hole is blind hole, on the axostylus axostyle of control lever shaft, be provided with equally two corresponding pin mounting holes, valve installation is in the exhaust port of valve body, and be sleeved on the axostylus axostyle of control lever shaft, then pin is pressed into respectively in the pin mounting hole on valve and control lever shaft axostylus axostyle, pin and pin mounting hole adopt interference fit, surperficial 0.4mm～0.6mm that pin sinks to pin mounting hole on valve, then fixes with argon arc welding.
The utility model adopts as above design, and compared with prior art tool has the following advantages:
1, the control valve structure that the utility model provides is compared original structure assembling difficulty and is greatly reduced, and need not can complete by any assistant tool, is conducive to form industrialization.
2, the utility model, on the basis of EGR valve assembly and valve cover integration, provides a kind of new structure of automobile exhaust gas recirculating system control valve, has solved the manufacturability issues of bringing because integrating.
3, have benefited from the integration of EGR valve assembly and valve cover, corresponding the dwindling of valve B size in the utility model, has more effectively utilized the useful space of automobile.
Below in conjunction with figure and embodiment, detailed structure of the present utility model is further described.
Accompanying drawing explanation
Accompanying drawing 1 is existing automobile exhaust gas recirculating system control valve structural representation;
Accompanying drawing 2 is the structural representation of valve body in existing automobile exhaust gas recirculating system control valve;
Accompanying drawing 3 is the structural representation of valve in existing automobile exhaust gas recirculating system control valve;
Accompanying drawing 4 is the utility model automobile exhaust gas recirculating system control valve structural representation;
Accompanying drawing 5 is the structural representation of valve body in the utility model automobile exhaust gas recirculating system control valve;
Accompanying drawing 6 is the structural representation of valve in the utility model automobile exhaust gas recirculating system control valve.
Embodiment
An automobile exhaust gas recirculating system control valve, includes valve body 10, control lever shaft 11, valve 12, the first lining 13, the second lining 14, pin 17.
Valve body 10 is provided with exhaust port 10-1, the hole wall of exhaust port 10-1 is provided with two the first symmetrical lining mounting hole 10-2 and the second lining mounting hole 10-3, the first lining 13 and the second lining 14 are arranged on respectively in the first lining mounting hole 10-2 and the second lining mounting hole 10-3, the first lining 13 and the first lining mounting hole 10-2 adopt interference fit, between the junction plane of the first lining 13 and the first lining mounting hole 10-2, be provided with positioning dowel 15, be used for preventing that the first lining 13 from rotating, the second lining 14 and the second lining mounting hole 10-3 adopt interference fit, between the junction plane of the second lining 14 and the second lining mounting hole 10-3, be provided with positioning dowel 16, be used for preventing that the second lining 14 from rotating.
Axostylus axostyle on control lever shaft 11 is arranged in the axis hole of the first lining 13 and the second lining 14, and the axostylus axostyle on control lever shaft 11 adopts moving cooperation with the axis hole of the first lining 4 and the second lining 5.On valve 12, be provided with two pin mounting hole 12-1, one end of pin mounting hole 12-1 is blind hole, on the axostylus axostyle of control lever shaft 11, be provided with equally two corresponding pin mounting holes, valve 3 is arranged in the exhaust port 10-1 of valve body 10, and be sleeved on the axostylus axostyle of control lever shaft 11, again pin 17 is pressed into respectively in the pin mounting hole on valve 12 and control lever shaft 11 axostylus axostyles, pin 17 adopts interference fit with pin mounting hole, surperficial 0.4mm～0.6mm that pin 17 sinks to pin mounting hole 12-1 on valve 12, then fixes with argon arc welding.
Claims (1)
1. an automobile exhaust gas recirculating system control valve, is characterized in that: include valve body, control lever shaft, valve, the first lining, the second lining, pin;
Valve body is provided with exhaust port, the hole wall of exhaust port is provided with two the first symmetrical lining mounting holes and the second lining mounting hole, the first lining and the second lining are arranged on respectively in the first lining mounting hole and the second lining mounting hole, the first lining and the first lining mounting hole adopt interference fit, between the junction plane of the first lining and the first lining mounting hole, be provided with positioning dowel, be used for preventing that the first lining from rotating, the second lining and the second lining mounting hole adopt interference fit, between the junction plane of the second lining and the second lining mounting hole, be provided with positioning dowel, be used for preventing that the second lining from rotating,
Axostylus axostyle on control lever shaft is arranged in the axis hole of the first lining and the second lining, and the axostylus axostyle on control lever shaft adopts moving cooperation with the axis hole of the first lining and the second lining; On valve, be provided with two pin mounting holes, one end of pin mounting hole is blind hole, on the axostylus axostyle of control lever shaft, be provided with equally two corresponding pin mounting holes, valve installation is in the exhaust port of valve body, and be sleeved on the axostylus axostyle of control lever shaft, then pin is pressed into respectively in the pin mounting hole on valve and control lever shaft axostylus axostyle, pin and pin mounting hole adopt interference fit, surperficial 0.4mm～0.6mm that pin sinks to pin mounting hole on valve, then fixes with argon arc welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320672750.4U CN203585361U (en) | 2013-10-30 | 2013-10-30 | Controlling valve for automobile exhaust gas recirculation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320672750.4U CN203585361U (en) | 2013-10-30 | 2013-10-30 | Controlling valve for automobile exhaust gas recirculation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203585361U true CN203585361U (en) | 2014-05-07 |
Family
ID=50583287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320672750.4U Expired - Fee Related CN203585361U (en) | 2013-10-30 | 2013-10-30 | Controlling valve for automobile exhaust gas recirculation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203585361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246419A (en) * | 2016-08-31 | 2016-12-21 | 湖南天雁机械有限责任公司 | A kind of single channel EGR valve assembly |
-
2013
- 2013-10-30 CN CN201320672750.4U patent/CN203585361U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246419A (en) * | 2016-08-31 | 2016-12-21 | 湖南天雁机械有限责任公司 | A kind of single channel EGR valve assembly |
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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: 20140507 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |