CN220366878U - Measuring cup sealing structure of pumping unit - Google Patents
Measuring cup sealing structure of pumping unit Download PDFInfo
- Publication number
- CN220366878U CN220366878U CN202223526852.3U CN202223526852U CN220366878U CN 220366878 U CN220366878 U CN 220366878U CN 202223526852 U CN202223526852 U CN 202223526852U CN 220366878 U CN220366878 U CN 220366878U
- Authority
- CN
- China
- Prior art keywords
- measuring cup
- pumping unit
- end cover
- sealing
- bracket
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 59
- 238000005086 pumping Methods 0.000 title claims abstract description 34
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 2
- 241001330002 Bambuseae Species 0.000 claims description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Closures For Containers (AREA)
Abstract
The utility model discloses a measuring cup sealing structure of an oil pumping unit, which comprises a measuring cup end cover and a measuring cup cylinder body which are matched for use, wherein a bracket is arranged between the measuring cup end cover and the measuring cup cylinder body, the bracket is in a ring shape, the end part of the bracket is provided with an upper part which is abutted with the measuring cup end cover and a lower part which is clamped with the cylinder wall of the measuring cup cylinder body, the upper part is provided with a first sealing ring, and the lower part is provided with a second sealing ring. The measuring cup sealing structure of the oil pumping unit has ingenious conception and convenient use, the measuring cup end cover and the measuring cup cylinder body are connected skillfully through the H-shaped bracket at the end part, and two grooves are formed with the measuring cup end cover and the measuring cup cylinder body respectively, and two sealing rings are placed in the grooves, so that the double sealing effect is achieved; and the junction of the H-shaped bracket and the cover body and the cover wall of the measuring cup end cover is in an arc-shaped design, so that the fitting degree and the sealing performance of the H-shaped bracket and the measuring cup end cover are improved, and the sealing piece cannot radially displace even in the working state of the pumping unit, and further excellent sealing performance is maintained.
Description
Technical Field
The utility model relates to the technical field of sealing structures, in particular to a measuring cup sealing structure of an oil pumping unit.
Background
The existing pumping unit is designed based on the vacuum principle, so that the tightness of the pumping unit, the measuring cup and other parts is particularly important, and a good sealing effect is one of main preconditions for the efficient operation of the pumping unit.
When the pumping unit operates, the vacuum pumping treatment is required to be carried out in the measuring cup, the sealing ring is not pushed outwards, but is sucked inwards, but no other parts are blocked at the inner side of the sealing ring, so that after the pumping unit is used for a long time, the sealing ring can move in the measuring cup, the sealing performance of the measuring cup is seriously affected, and the working efficiency of the whole pumping unit is further reduced.
The utility model patent with the application number of 2021233362719 discloses a measuring cup sealing mechanism of an oil pumping unit, which strengthens the tightness through the structural design of a bracket, and the end part of the bracket comprises a first part and a second part which are arranged in a step shape.
The utility model patent with application number 2021233371474 discloses a measuring cup sealing mechanism of an oil pumping unit, which strengthens the tightness through the structural design of a measuring cup end cover, and the measuring cup end cover part is provided with a limiting part, a straight part and a bending part which are integrally formed, so that the structure of the measuring cup end cover needs to be changed.
Therefore, there is a need to develop a sealing structure for measuring cups of pumping units to solve the above technical problems.
Disclosure of Invention
The utility model aims to provide a measuring cup sealing structure of an oil pumping unit, which solves one or more of the problems in the prior art.
According to the oil pumping unit measuring cup sealing structure, the oil pumping unit measuring cup sealing structure comprises a measuring cup end cover and a measuring cup cylinder body which are matched, wherein a support is arranged between the measuring cup end cover and the measuring cup cylinder body, the support is in a circular ring shape, the end part of the support is provided with an upper part which is abutted to the measuring cup end cover and a lower part which is clamped with the cylinder wall of the measuring cup cylinder body, the upper part is provided with a first sealing ring, and the lower part is provided with a second sealing ring.
In some embodiments, the upper portion includes a first portion and a second portion integrally formed with the bracket, the first portion abuts against the lid of the measuring cup end cap, the second portion abuts against the lid and the lid wall of the measuring cup end cap, the first portion, the bracket, and the second portion form a first groove, and the first seal ring is disposed in the first groove.
In some embodiments, the first and second portions are each disposed perpendicular to the support.
In some embodiments, the second portion has an end portion with a curvature that conforms to the junction of the cap body and the cap wall of the measuring cup end cap.
In some embodiments, the lower portion includes a third portion attached to the inner wall of the measuring cup cylinder and a fourth portion attached to the inner wall of the measuring cup cylinder, the third portion, the bracket, and the fourth portion form a second groove, and the second seal ring is disposed in the second groove.
In some embodiments, the third and fourth portions are each disposed perpendicular to the support.
In some embodiments, the fourth portion has a length that is less than a cap wall of the measuring cup end cap.
In some embodiments, the first seal ring and the second seal ring are both annular and are each made of rubber.
The beneficial effects are that:
the measuring cup sealing structure of the oil pumping unit is ingenious in conception and convenient to use, the measuring cup end cover and the measuring cup cylinder body are connected ingeniously through the H-shaped support at the end part, two grooves are formed in the measuring cup end cover and the measuring cup cylinder body respectively, and two sealing rings are placed in the grooves, so that the effect of double sealing is achieved; and the junction of the H-shaped bracket and the cover body and the cover wall of the measuring cup end cover is in an arc-shaped design, so that the fitting degree and the sealing performance of the H-shaped bracket and the measuring cup end cover are improved, and the sealing piece cannot radially displace even in the working state of the pumping unit, and further excellent sealing performance is maintained.
Drawings
FIG. 1 is a schematic diagram of a measuring cup of a pumping unit according to an embodiment of the present utility model;
fig. 2 is an enlarged view at a of fig. 1.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1:
the utility model provides a beam-pumping unit graduated flask seal structure, includes graduated flask end cover 10 and graduated flask barrel 20 that the cooperation was used, graduated flask end cover 10 with dispose support 30 between the graduated flask barrel 20, support 30 is the ring form, support 30 tip dispose with the upper portion of graduated flask end cover 10 butt and with the lower part of graduated flask barrel 20 section of thick bamboo wall block, upper portion disposes first sealing washer 41, the lower part disposes second sealing washer 42, first sealing washer 41 and second sealing washer 42 are the ring form, and are made by rubber.
As shown in fig. 2:
the upper portion includes with support 30 integrated into one piece's first portion 31 and second portion 32, first portion 31 with the lid butt of graduated flask end cover 10, second portion 32 butt in the lid and the lid wall of graduated flask end cover 10, first portion 31, support 30 and second portion 32 form first recess 33, first sealing washer 41 set up in wherein in the first recess 33, first portion 31 and second portion 32 all with support 30 is the perpendicular setting, second portion 32 one end has certain radian, and this end laminating in the junction of lid and the lid wall of graduated flask end cover 10.
The lower portion includes a third portion 34 attached to the inner wall of the measuring cup cylinder 20 and a fourth portion 35 attached to the inner wall of the measuring cup cylinder 20, the third portion 34, the bracket 30 and the fourth portion 35 form a second groove 36, the second sealing ring 42 is disposed in the second groove 36, the third portion 34 and the fourth portion 35 are perpendicular to the bracket 30, and the length of the fourth portion 35 is lower than the wall of the measuring cup end cap 10.
Among them, rubber has good shock absorbing and buffering properties and sealing effects, and is widely used in related fields as a raw material for preparing various sealing members.
The oil pumping unit measuring cup sealing structure is ingenious in conception and convenient to use, the measuring cup end cover and the measuring cup cylinder are connected ingeniously through the H-shaped support at the end part, two grooves are formed in the oil pumping unit measuring cup sealing structure and the measuring cup end cover and the measuring cup cylinder respectively, and two sealing rings are placed in the grooves, so that the double sealing effect is achieved; and the junction of the H-shaped bracket and the cover body and the cover wall of the measuring cup end cover is in an arc-shaped design, so that the fitting degree and the sealing performance of the H-shaped bracket and the measuring cup end cover are improved, and the sealing piece cannot radially displace even in the working state of the pumping unit, and further excellent sealing performance is maintained.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that a person skilled in the art may make several similar variations and modifications without departing from the inventive concept, which should also be considered as being within the scope of the present utility model.
Claims (8)
1. The utility model provides a beam-pumping unit graduated flask seal structure, its characterized in that, including measuring cup end cover (10) and graduated flask barrel (20) that the cooperation was used, measuring cup end cover (10) with dispose support (30) between graduated flask barrel (20), support (30) are the ring form, support (30) tip dispose with upper portion and with the lower part of graduated flask end cover (10) butt and with the block of graduated flask barrel (20) section of thick bamboo wall, upper portion disposes first sealing washer (41), the lower part disposes second sealing washer (42).
2. The measuring cup sealing structure of the pumping unit according to claim 1, wherein the upper portion comprises a first portion (31) and a second portion (32) which are integrally formed with the support (30), the first portion (31) is abutted to a cover body of the measuring cup end cover (10), the second portion (32) is abutted to a cover body and a cover wall of the measuring cup end cover (10), the first portion (31), the support (30) and the second portion (32) form a first groove (33), and the first sealing ring (41) is arranged in the first groove (33).
3. The measuring cup sealing structure of the pumping unit according to claim 2, wherein the first portion (31) and the second portion (32) are perpendicular to the bracket (30).
4. The measuring cup sealing structure of the pumping unit according to claim 2, wherein one end part of the second part (32) has a certain radian, and the end part is attached to the joint of the cover body and the cover wall of the measuring cup end cover (10).
5. The measuring cup sealing structure of the pumping unit according to claim 1, wherein the lower portion comprises a third portion (34) attached to the inner wall of the measuring cup cylinder (20) and a fourth portion (35) attached to the inner wall of the measuring cup cylinder (20), the third portion (34), the bracket (30) and the fourth portion (35) form a second groove (36), and the second sealing ring (42) is disposed in the second groove (36).
6. The measuring cup sealing structure of the pumping unit according to claim 5, wherein the third portion (34) and the fourth portion (35) are perpendicular to the bracket (30).
7. A pumping unit dosing cup seal according to claim 5, wherein the length of the fourth portion (35) is lower than the wall of the dosing cup end cap (10).
8. The measuring cup sealing structure of the pumping unit according to claim 1, wherein the first sealing ring (41) and the second sealing ring (42) are both annular and made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223526852.3U CN220366878U (en) | 2022-12-28 | 2022-12-28 | Measuring cup sealing structure of pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223526852.3U CN220366878U (en) | 2022-12-28 | 2022-12-28 | Measuring cup sealing structure of pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220366878U true CN220366878U (en) | 2024-01-19 |
Family
ID=89519190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223526852.3U Active CN220366878U (en) | 2022-12-28 | 2022-12-28 | Measuring cup sealing structure of pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220366878U (en) |
-
2022
- 2022-12-28 CN CN202223526852.3U patent/CN220366878U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |