CN210889151U - End cover of EGR valve position sensor shell - Google Patents
End cover of EGR valve position sensor shell Download PDFInfo
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- CN210889151U CN210889151U CN201922194136.1U CN201922194136U CN210889151U CN 210889151 U CN210889151 U CN 210889151U CN 201922194136 U CN201922194136 U CN 201922194136U CN 210889151 U CN210889151 U CN 210889151U
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- position sensor
- egr valve
- valve position
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Abstract
The utility model discloses an end cover of EGR valve position sensor shell, which comprises an end cover body, wherein the bottom of a first cavity is provided with a sealing ring to seal the device, a first sealing gasket and a second sealing gasket are arranged to improve the tightness of the device, the side ends of an air inlet and an air outlet are both provided with an air leakage-proof connecting pipe to prevent the leakage of air during air inlet and air outlet, so as to lead to the difference of detection results, and improve the practicability of the device, the left end and the right end of the first cavity are both provided with a fixing device, the end cover body is fixed completely by fixing the mounting plate through bolts, the vibration damping device reduces the vibration to damage the end cover body, the device is convenient to install by arranging the air inlet and the air outlet, the upper end of an inserting seat is provided with a lead post, the circuit of the inner cavity of the shell is directly lapped with an external circuit board, the inner, causing damage to the device and prolonging the service life of the device.
Description
Technical Field
The utility model relates to a EGR valve position sensor technical field specifically is an end cover of EGR valve position sensor casing.
Background
An EGR valve (exhaust gas recirculation valve) is an integrated electromechanical product mounted on a diesel engine for controlling the amount of exhaust gas recirculation fed back to an intake system.
The sensor is a detection device which can sense the measured information and convert the sensed information into an electric signal or other information in a required form according to a certain rule to output so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like.
The end cover of the existing EGR valve position sensor shell is poor in sealing performance, shakes during use, causes damage to the device, shortens service life, and is simple in structure and inconvenient to mount.
The end cover of the EGR valve position sensor shell is characterized in that a sealing ring is arranged at the bottom of a first cavity to seal the device, a first sealing gasket and a second sealing gasket are arranged to improve the tightness of the device, air leakage-proof connecting pipes are arranged at the side ends of an air inlet and an air outlet to prevent air from leaking during air inlet and air outlet, so that the difference of detection results is caused, the practicability of the device is improved, fixing devices are arranged at the left end and the right end of the first cavity, the end cover body is fixed completely through a bolt to fixedly install the mounting plate, a damping device reduces shaking to damage the end cover body, the air inlet and the air outlet are arranged to facilitate the installation of the device, a lead post is arranged at the upper end of a socket, a circuit in an inner cavity of the shell is directly lapped with an external circuit board, a dustproof plate is arranged in an inner cavity of a, the service life of the device is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an end cover of an EGR valve position sensor shell, a sealing ring is arranged at the bottom of a first cavity to seal the device, a first sealing gasket and a second sealing gasket are arranged to improve the tightness of the device, an air leakage-proof connecting pipe is arranged at the side ends of an air inlet and an air outlet to prevent the leakage of air when air enters and exits, so as to lead to the difference of detection results, and improve the practicability of the device, fixing devices are arranged at the left end and the right end of the first cavity, the end cover body is fixed completely by fixing the mounting plate through bolts, the damping device reduces the shaking and damages to the end cover body, the installation of the convenient device is provided with the air inlet and the air outlet, a lead post is arranged at the upper end of an inserting seat, the circuit of the inner cavity of the shell is directly lapped with an external circuit board, a dust guard is arranged in the inner, the device is damaged, the service life of the device is prolonged, the problems that sealing performance is poor in the background art, shaking is generated in the using process, the device is damaged, the service life is shortened, the end cover is simple in structure, and the end cover is inconvenient to install are solved.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an end cover of EGR valve position sensor casing, includes the end cover body, the end cover body includes first cavity and second cavity, the first cavity of second cavity intercommunication, the air inlet has been seted up to one side of first cavity, the gas outlet has been seted up to the opposite side of first cavity, the incoming line has been seted up on the surface of first cavity, the rear end installation plug socket of first cavity, the sealing washer is installed to the bottom of first cavity, fixing device is installed to the lower extreme of first cavity, and fixing device includes mounting panel, bolt, first seal gasket, second seal gasket and damping device, the side fixed mounting of first seal gasket has the mounting panel, and the bolt is installed in the inner chamber cooperation of mounting panel, and the second seal gasket is installed to the lower extreme of bolt, and damping device is installed to the lower extreme of second seal gasket.
Furthermore, the side of air inlet and gas outlet all installs leak protection gas connecting pipe, and the inner chamber of leak protection gas connecting pipe runs through the fixed block.
Furthermore, the upper end of the plug socket is provided with a lead post.
Furthermore, the inner cavity of the second cavity is provided with a dust guard.
Further, the damping device is provided with a plurality of groups of damping springs.
Further, the end cover body is provided with two sets of fixing devices.
Further, the shock absorbing device is installed between the first sealing gasket and the second sealing gasket.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model provides an end cover of EGR valve position sensor casing, the sealing washer is installed to the bottom of first cavity, strengthens the sealing performance of device, and leak protection gas connecting pipe is all installed to the side of air inlet and gas outlet, and gaseous production reveals when preventing to admit and exhaust, leads to the testing result to produce the difference, improves the practicality of device, sets up the seal that first seal gasket and second seal gasket improved the device simultaneously.
2. The utility model provides an end cover of EGR valve position sensor casing, fixing device is all installed to the left end and the right-hand member of first cavity, and the end cover body passes through bolt fixed mounting panel and reaches the device fixed completely, sets up damping device, reduces to rock and produces the damage to the end cover body, increases the life of device.
3. The utility model provides an end cover of EGR valve position sensor casing sets up the installation of the device of being convenient for of air inlet and gas outlet, and the lead post is installed to the upper end of bayonet socket, and the circuit of the casing inner chamber of being convenient for is direct and the overlap joint of peripheral hardware circuit board, simple to operate, and the dust guard is installed to the inner chamber of second cavity, can avoid outside dust can enter into inside the casing, causes the injury to the device, can prolong the life of device.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is an enlarged view of a portion a in fig. 1 according to the present invention.
In the figure: 1. an end cap body; 2. a first cavity; 21. an air inlet; 22. an air outlet; 23. a wire inlet; 24. a socket; 241. a lead post; 25. a seal ring; 26. an air leakage prevention connecting pipe; 261. a fixed block; 3. a second cavity; 31. a dust-proof plate; 4. a fixing device; 41. mounting a plate; 42. a bolt; 43. A first sealing gasket; 44. a second sealing gasket; 45. a damping device; 451. a shock absorbing spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, an end cover of a housing of an EGR valve position sensor comprises an end cover body 1, the end cover body 1 comprises a first cavity 2 and a second cavity 3, the second cavity 3 is communicated with the first cavity 2, one side of the first cavity 2 is provided with an air inlet 21, the other side of the first cavity 2 is provided with an air outlet 22, air leakage prevention connecting pipes 26 are respectively installed at the side ends of the air inlet 21 and the air outlet 22, air leakage during air inlet and outlet is prevented, so that a detection result is different, the practicability of the device is improved, a wire inlet 23 is arranged on the surface of the first cavity 2, a plug socket 24 is installed at the rear end of the first cavity 2, a lead post 241 is installed at the upper end of the plug socket 24, a circuit of an inner cavity of the housing is directly lapped with an external circuit board, the mounting is convenient, a sealing ring 25 is installed at the bottom of the first cavity 2, the sealing performance of the device is enhanced, the end cover body 1 is fixedly provided with the mounting plate 41 through the bolt 42 to achieve complete fixation of the device, the fixing device 4 comprises the mounting plate 41, the bolt 42, a first sealing gasket 43, a second sealing gasket 44 and a damping device 45, the mounting plate 41 is fixedly arranged at the side end of the first sealing gasket 43, the bolt 42 is arranged in the inner cavity of the mounting plate 41 in a matching mode, the second sealing gasket 44 is arranged at the lower end of the bolt 42, the damping device 45 is arranged at the lower end of the second sealing gasket 44, the damping device 45 is provided with a plurality of groups of damping springs 451, the damping device 45 is arranged between the first sealing gasket 43 and the second sealing gasket 44, damage to the end cover body 1 caused by shaking is reduced, the service life of the device is, the device can prevent external dust from entering the shell to damage the device, and the service life of the device can be prolonged.
In summary, the following steps: the utility model provides an end cover of EGR valve position sensor shell, which comprises an end cover body 1, a sealing ring 25 is arranged at the bottom of a first cavity 2, the sealing performance of the device is enhanced, an air leakage-proof connecting pipe 26 is arranged at the side ends of an air inlet 21 and an air outlet 22, the gas leakage is prevented when air enters and exits, the difference of the detection result is prevented, the practicability of the device is improved, a first sealing gasket 43 and a second sealing gasket 44 are arranged at the same time, the sealing performance of the device is improved, fixing devices 4 are arranged at the left end and the right end of the first cavity 2, the end cover body 1 is fixedly arranged by a mounting plate 41 through bolts 42, the device is completely fixed, a damping device 45 is arranged, the damage of shaking to the end cover body 1 is reduced, the service life of the device is prolonged, the air inlet 21 and the air outlet 22 are convenient, the circuit of the inner cavity of the shell is directly lapped with the peripheral circuit board, the installation is convenient, the dust guard plate 31 is installed in the inner cavity of the second cavity 3, external dust can be prevented from entering the shell, damage to the device can be avoided, and the service life of the device can be prolonged.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An end cover of an EGR valve position sensor housing, comprising an end cover body (1), characterized in that: the end cover body (1) comprises a first cavity (2) and a second cavity (3), the second cavity (3) is communicated with the first cavity (2), an air inlet (21) is formed in one side of the first cavity (2), an air outlet (22) is formed in the other side of the first cavity (2), a wire inlet (23) is formed in the surface of the first cavity (2), a plug socket (24) is installed at the rear end of the first cavity (2), a sealing ring (25) is installed at the bottom of the first cavity (2), a fixing device (4) is installed at the lower end of the first cavity (2), the fixing device (4) comprises an installation plate (41), a bolt (42), a first sealing gasket (43), a second sealing gasket (44) and a damping device (45), the installation plate (41) is fixedly installed at the side end of the first sealing gasket (43), and the bolt (42) is installed in an inner cavity of the installation plate (41) in a matching manner, a second sealing gasket (44) is installed at the lower end of the bolt (42), and a damping device (45) is installed at the lower end of the second sealing gasket (44).
2. An end cover for an EGR valve position sensor housing as defined in claim 1, wherein: the side ends of the air inlet (21) and the air outlet (22) are both provided with an air leakage prevention connecting pipe (26), and the inner cavity of the air leakage prevention connecting pipe (26) penetrates through the fixing block (261).
3. An end cover for an EGR valve position sensor housing as defined in claim 1, wherein: and the upper end of the plug socket (24) is provided with a lead post (241).
4. An end cover for an EGR valve position sensor housing as defined in claim 1, wherein: and a dust guard plate (31) is arranged in the inner cavity of the second cavity (3).
5. An end cover for an EGR valve position sensor housing as defined in claim 1, wherein: the damping device (45) is provided with a plurality of groups of damping springs (451).
6. An end cover for an EGR valve position sensor housing as defined in claim 1, wherein: the end cover body (1) is provided with two groups of fixing devices (4).
7. An end cover for an EGR valve position sensor housing as defined in claim 1, wherein: the shock absorbing device (45) is arranged between the first sealing gasket (43) and the second sealing gasket (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922194136.1U CN210889151U (en) | 2019-12-09 | 2019-12-09 | End cover of EGR valve position sensor shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922194136.1U CN210889151U (en) | 2019-12-09 | 2019-12-09 | End cover of EGR valve position sensor shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210889151U true CN210889151U (en) | 2020-06-30 |
Family
ID=71313397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922194136.1U Active CN210889151U (en) | 2019-12-09 | 2019-12-09 | End cover of EGR valve position sensor shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210889151U (en) |
-
2019
- 2019-12-09 CN CN201922194136.1U patent/CN210889151U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An end cover for an EGR valve position sensor housing Effective date of registration: 20230314 Granted publication date: 20200630 Pledgee: Shandong Gaomi rural commercial bank Limited by Share Ltd. Pledgor: SHANDONG SANJIN PRECISION CASTING Co.,Ltd. Registration number: Y2023370010025 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |