CN211174428U - High-pressure oil pump seat with good sealing performance - Google Patents
High-pressure oil pump seat with good sealing performance Download PDFInfo
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- CN211174428U CN211174428U CN201922177538.0U CN201922177538U CN211174428U CN 211174428 U CN211174428 U CN 211174428U CN 201922177538 U CN201922177538 U CN 201922177538U CN 211174428 U CN211174428 U CN 211174428U
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- oil pump
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- pump seat
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Abstract
The utility model discloses a high-pressure oil pump seat with good sealing performance, which comprises an oil pump seat body and a placement cavity arranged on the oil pump seat body, wherein a sealing groove distributed along the end surface profile of the oil pump seat body is arranged on the end surface of the oil pump seat body and on the outer edge of the placement cavity; the sealing groove is internally provided with a sealing ring, and the sealing ring is internally provided with a reinforcing rib made of elastic metal.
Description
Technical Field
The utility model belongs to the technical field of auto-parts, refer in particular to a high-pressure oil pump seat that leakproofness is good.
Background
The vehicle engine is generally provided with a special high-pressure fuel pump of fuel pump force parts, and the high-pressure fuel pump works by taking the rotary motion of a cam shaft as a power source; however, after the existing high-pressure oil pump seat is used for a long time, the phenomena of leakage and the like occur at the end face where the high-pressure oil pump seat is connected with the high-pressure oil pump seat.
Disclosure of Invention
Not enough to prior art exists, the utility model aims to provide a simple structure and the good high-pressure oil pump seat of leakproofness.
In order to achieve the above purpose, the utility model provides a following technical scheme: a high-pressure oil pump seat with good sealing performance comprises an oil pump seat body and a mounting cavity arranged on the oil pump seat body, wherein sealing grooves distributed along the outline of the end face of the oil pump seat body are formed in the end face of the oil pump seat body and the outer edge of the mounting cavity; the sealing groove is internally provided with a sealing ring, and the sealing ring is internally provided with a reinforcing rib made of elastic metal.
By adopting the technical scheme, the sealing grooves distributed along the profile of the end face of the oil pump seat body are arranged on the end face of the oil pump seat body and the outer edge of the mounting cavity, and the sealing rings are arranged in the sealing grooves, so that the sealing performance of the end face of the oil pump seat after mounting can be ensured; the sealing ring is internally provided with a reinforcing rib made of elastic metal, so that the integral structural strength of the sealing ring can be ensured.
The utility model discloses further set up to: the sealing groove is composed of an arc-shaped bottom and bearing parts which are arranged on two sides of the arc-shaped bottom and are parallel to each other; the sealing ring by accept the section and set up the arc seal section of accepting the section both sides and constitute, the arc seal section adaptation in arc bottom, the portion of accepting section adaptation in arc bottom both sides, with the oil pump seat body terminal surface paste should be provided with the arc wall of looks adaptation in the arc seal section on the installation department.
By adopting the technical scheme, the sealing groove is composed of an arc-shaped bottom and bearing parts which are arranged on two sides of the arc-shaped bottom and are parallel to each other; the sealing ring comprises a bearing section and arc-shaped sealing sections arranged on two sides of the bearing section, the arc-shaped sealing sections are adaptive to the arc-shaped bottom, and the bearing sections are adaptive to bearing parts on two sides of the arc-shaped bottom, so that the sealing performance of the sealing groove and the sealing ring in a matched mode can be further improved.
The utility model discloses further set up to: and two symmetrically arranged reinforced sealing parts are arranged on each arc-shaped sealing section.
Through adopting foretell technical scheme, all be provided with the sealed portion of strengthening that two symmetries set up on every arc seal section, can further improve the holistic leakproofness of sealing ring under the cooperation of arc seal section and sealed portion of strengthening.
The utility model discloses further set up to: the cross section of the reinforced sealing part is arc-shaped.
Through adopting foretell technical scheme, strengthen the sealing section cross-section and be the arc to can ensure the sealing performance who strengthens the sealing.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken at C-C of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 2 at I;
reference numbers in the drawings and corresponding part names: the oil pump seat comprises an oil pump seat body 1, a mounting cavity 2, a sealing groove 3, an arc-shaped bottom 3a, a bearing part 3b, a sealing ring 4, a bearing section 4a, an arc-shaped sealing section 4b, a reinforced sealing part 4c and a reinforcing rib 5.
Detailed Description
An embodiment of the present invention is further explained with reference to fig. 1 to 3.
A high-pressure oil pump seat with good sealing performance comprises an oil pump seat body 1 and a mounting cavity 2 arranged on the oil pump seat body 1, wherein sealing grooves 3 distributed along the outline of the end face of the oil pump seat body 1 are formed in the end face of the oil pump seat body 1 and the outer edge of the mounting cavity 2; the sealing groove 3 in be provided with sealing ring 4, sealing ring 4 in be provided with the strengthening rib 5 of being made by elastic metal.
By adopting the technical scheme, the end face of the oil pump seat body 1 and the outer edge of the mounting cavity 2 are provided with the sealing grooves 3 distributed along the profile of the end face of the oil pump seat body 1, and the sealing rings 4 are arranged in the sealing grooves 3, so that the sealing performance of the end face of the oil pump seat after mounting can be ensured; the seal ring 4 is provided with a reinforcing rib 5 made of elastic metal therein, so that the structural strength of the entire seal ring 4 can be ensured.
The utility model discloses further set up to: the sealing groove 3 is composed of an arc-shaped bottom 3a and bearing parts 3b which are arranged on two sides of the arc-shaped bottom 3a and are parallel to each other; sealing ring 4 constitute by accepting section 4a and setting in the arc seal section 4b of accepting section 4a both sides, arc seal section 4b looks adaptation in arc bottom 3a, accept the portion of accepting 3b of section 4a looks adaptation in arc bottom 3a both sides, should be provided with the arc wall that looks adaptation in arc seal section 4b on the installation department that pastes mutually with 1 terminal surface of oil pump seat body.
By adopting the technical scheme, the sealing groove 3 consists of an arc-shaped bottom 3a and bearing parts 3b which are arranged on two sides of the arc-shaped bottom 3a and are parallel to each other; the sealing ring 4 comprises a bearing section 4a and arc sealing sections 4b arranged on two sides of the bearing section 4a, the arc sealing sections 4b are matched with the arc bottom 3a, and the bearing sections 4a are matched with the bearing parts 3b on two sides of the arc bottom 3a, so that the sealing performance of the sealing groove 3 and the sealing ring 4 can be further improved.
The utility model discloses further set up to: two symmetrically arranged reinforced sealing parts 4c are arranged on each arc-shaped sealing section 4 b.
Through adopting foretell technical scheme, all be provided with the enhancement sealing 4c that two symmetries set up on every arc seal section 4b, can further improve the holistic leakproofness of sealing ring 4 under the cooperation of arc seal section 4b and enhancement sealing 4 c.
The utility model discloses further set up to: the section of the reinforced sealing part 4c is arc-shaped.
By adopting the technical scheme, the section of the reinforced sealing part 4c is arc-shaped, so that the sealing performance of the reinforced sealing part 4c can be ensured.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (4)
1. The utility model provides a high-pressure oil pump seat that leakproofness is good, includes oil pump seat body (1) and arrangement chamber (2) of setting on oil pump seat body (1), characterized by: sealing grooves (3) distributed along the profile of the end face of the oil pump seat body (1) are formed in the end face of the oil pump seat body (1) and on the outer edge of the mounting cavity (2); the sealing groove (3) is internally provided with a sealing ring (4), and the sealing ring (4) is internally provided with a reinforcing rib (5) made of elastic metal.
2. The high-pressure oil pump seat with good sealing performance as claimed in claim 1, wherein: the sealing groove (3) is composed of an arc-shaped bottom (3a) and bearing parts (3b) which are arranged on two sides of the arc-shaped bottom (3a) and are parallel to each other; the sealing ring (4) is composed of a bearing section (4a) and arc-shaped sealing sections (4b) arranged on two sides of the bearing section (4a), the arc-shaped sealing sections (4b) are matched with the arc-shaped bottom (3a), and the bearing section (4a) is matched with the bearing parts (3b) on two sides of the arc-shaped bottom (3 a).
3. The high-pressure oil pump seat with good sealing performance as claimed in claim 2, wherein: two symmetrically arranged reinforced sealing parts (4c) are arranged on each arc-shaped sealing section (4 b).
4. A high pressure oil pump seat with good sealing performance according to claim 3, wherein: the section of the reinforced sealing part (4c) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922177538.0U CN211174428U (en) | 2019-12-06 | 2019-12-06 | High-pressure oil pump seat with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922177538.0U CN211174428U (en) | 2019-12-06 | 2019-12-06 | High-pressure oil pump seat with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211174428U true CN211174428U (en) | 2020-08-04 |
Family
ID=71803804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922177538.0U Active CN211174428U (en) | 2019-12-06 | 2019-12-06 | High-pressure oil pump seat with good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211174428U (en) |
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2019
- 2019-12-06 CN CN201922177538.0U patent/CN211174428U/en active Active
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