CN219159786U - Sealing structure and pipeline check valve - Google Patents
Sealing structure and pipeline check valve Download PDFInfo
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- CN219159786U CN219159786U CN202223597227.8U CN202223597227U CN219159786U CN 219159786 U CN219159786 U CN 219159786U CN 202223597227 U CN202223597227 U CN 202223597227U CN 219159786 U CN219159786 U CN 219159786U
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- check valve
- groove
- pipeline check
- sealing gasket
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- 238000007789 sealing Methods 0.000 title claims abstract description 105
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of pipeline check valve sealing, and in particular discloses a sealing structure and a pipeline check valve, comprising the following components: the pipeline check valve comprises a pipeline check valve main body, a groove is formed in the surface of the pipeline check valve main body, a spring is arranged in the groove, a supporting plate is arranged at one end of the spring, and a bottom plate is arranged at the bottom of a sealing cover; the beneficial effects are as follows: according to the sealing structure and the pipeline check valve, when the pipeline check valve main body is required to be sealed, the sealing gasket is firstly placed in the groove, then the sealing cover is covered on the groove, the sealing gasket can always be closely contacted with the bottom of the sealing cover by the aid of the supporting plate arranged at the bottom of the groove to form a gap when the sealing gasket is placed and sealed, and the sealing performance is improved, so that the problem that the sealing failure is caused because the sealing gasket loses certain elasticity when the sealing gasket is mainly sealed by the aid of the sealing gasket and the bolts for a long time is solved.
Description
Technical Field
The utility model relates to the technical field of pipeline check valve sealing, in particular to a sealing structure and a pipeline check valve.
Background
A pipe check valve refers to a valve for preventing the reverse flow of water. For example, the pipeline for the outlet of the water pump is used as a protection device when the water pump is stopped. The check valve can be divided into two types by structure, namely, a lifting type and a swing type.
In the prior art, a common pipeline check valve is sealed by mainly utilizing a sealing cover to be matched with the pipeline check valve when in use.
However, the general sealing cover mainly relies on the sealing gasket and the bolt to seal the pipeline check valve main body, so that the sealing gasket loses certain elasticity when the sealing gasket is long, a gap is formed between the sealing gasket and the sealing cover, and the sealing gasket and the pipeline check valve main body are in sealing failure for a long time to affect the use.
Disclosure of Invention
The utility model aims to provide a sealing structure and a pipeline check valve, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a sealing structure, the sealing structure comprising: the pipeline check valve comprises a pipeline check valve main body, wherein a groove is formed in the surface of the pipeline check valve main body, a baffle is arranged on the side face of the pipeline check valve main body, a limit rod is arranged at the bottom of the groove, and a spring is arranged at the bottom of the groove;
the bottom of the sealing cover is provided with a bottom plate, the side surface of the sealing cover is provided with a second baffle, and the surface of the sealing cover is provided with a handle.
Preferably, one end of the spring is fixedly connected to the bottom of the groove, the other end of the spring is provided with a supporting plate, the springs are provided with a plurality of groups, and the springs are regularly arranged in a circular shape in the groove.
Preferably, the support plate is of an arc plate-shaped structure, and the bottom of the support plate is fixedly connected to the end face of the spring.
Preferably, the limiting rods are provided with a plurality of groups, the limiting rods are regularly arranged in a circular shape in the grooves, and sealing gaskets are sleeved on the surfaces of the limiting rods.
Preferably, the baffle is in a square plate-shaped structure, and the baffle is connected with the second baffle by bolts.
Preferably, the bottom plate is of an annular plate-shaped structure, a limiting groove is formed in the surface of the bottom plate, and a limiting rod can be inserted into the limiting groove.
A pipeline check valve comprising the sealing structure.
Compared with the prior art, the utility model has the beneficial effects that:
when the pipeline check valve main body is required to be sealed, the sealing gasket is firstly placed in the groove, then the sealing cover is covered on the groove, the sealing gasket can always be closely contacted with the bottom of the sealing cover by the aid of the supporting plate arranged at the bottom of the groove to form a gap when the sealing gasket is placed and sealed, sealing performance is improved, and the pipeline check valve is simple and convenient.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the seal cap structure of the present utility model;
FIG. 3 is a schematic view of a check valve according to the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A;
FIG. 5 is a side view of the structure of the present utility model;
fig. 6 is an enlarged schematic view of the structure at B in fig. 5.
In the figure: 1. a pipe check valve body; 2. a groove; 3. a baffle; 4. a limit rod; 5. sealing cover; 6. a bottom plate; 7. a second baffle; 8. a spring; 9. a support plate; 10. a sealing gasket; 11. a bolt; 12. a limit groove; 13. a handle.
Detailed Description
In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
Embodiment one:
referring to fig. 1-6, the present utility model provides a technical solution: a sealing structure, the sealing structure comprising: the pipeline check valve comprises a pipeline check valve body 1, wherein a groove 2 is formed in the surface of the pipeline check valve body 1, a baffle 3 is arranged on the side face of the pipeline check valve body 1, a limit rod 4 is arranged at the bottom of the groove 2, and a spring 8 is arranged at the bottom of the groove 2; the sealing cover 5, the bottom of the sealing cover 5 is provided with a bottom plate 6, the side surface of the sealing cover 5 is provided with a second baffle 7, and the surface of the sealing cover 5 is provided with a handle 13;
when the pipeline check valve body 1 is required to be sealed in use, the sealing gasket 10 is firstly placed in the groove 2, then the sealing cover 5 is covered on the groove 2, the sealing gasket 10 can always make the sealing gasket 10 and the bottom of the sealing cover 5 closely contact with each other to be placed and sealed by utilizing the supporting plate 9 arranged at the bottom of the groove 2, so that the sealing performance is improved, and the pipeline check valve is simple and convenient.
Example two
On the basis of the first embodiment, springs 8 are arranged, one ends of the springs 8 are fixedly connected to the bottom of the groove 2, the other ends of the springs 8 are provided with supporting plates 9, the springs 8 are provided with a plurality of groups, the springs 8 are regularly arranged in a circular shape in the groove 2, the supporting plates 9 are of arc-shaped plate structures, and the bottoms of the supporting plates 9 are fixedly connected to the end faces of the springs 8;
when the sealing gasket 10 is used, the supporting plate 9 can be used for supporting the sealing gasket 10 by the aid of the spring 8, so that the sealing gasket 10 is tightly pressed and sealed when the sealing gasket 5 is covered in the groove 2, the supporting plate 9 can always support the sealing gasket 10 by the aid of the elasticity of the matching spring 8, the sealing gasket 10 is always attached to the sealing gasket 5, and the sealing gasket 10 is prevented from being attached to the sealing gasket 5 due to the fact that the sealing gasket 10 is not elastic due to long-term use.
Example III
The limiting rods 4 are arranged on the basis of the second embodiment, the limiting rods 4 are provided with a plurality of groups, the limiting rods 4 are regularly and circularly arranged in the grooves 2, the surfaces of the limiting rods 4 are sleeved with sealing gaskets 10, the baffle plates 3 are of square plate-shaped structures, the baffle plates 3 are connected with the second baffle plates 7 through bolts 11, the bottom plate 6 is of an annular plate-shaped structure, limiting grooves 12 are formed in the surfaces of the bottom plate 6, and the limiting rods 4 can be inserted into the limiting grooves 12;
when the pipeline check valve body 1 is required to be sealed in use, the limiting groove 12 arranged at the bottom of the sealing cover 5 is firstly inserted into the limiting rod 4, the limiting rod 4 is arranged to prevent the sealing cover 5 from shifting, and then the sealing cover 5 is fixed on the pipeline check valve body 1 by the bolts 11, so that the pipeline check valve body 1 can be sealed, and the pipeline check valve is simple and convenient.
When in actual use, when the pipeline check valve main body 1 is required to be sealed, firstly, the sealing gasket 10 is placed in the groove 2, then the sealing cover 5 is covered on the groove 2, the sealing gasket 10 can always be tightly contacted with the bottom of the sealing cover 5 by utilizing the supporting plate 9 arranged at the bottom of the groove 2, a gap is formed when the sealing gasket 10 is placed and sealed, the sealing performance is improved, simplicity and convenience are achieved, the sealing gasket 10 can be supported by utilizing the supporting plate 9 through the arrangement of the spring 8, the sealing gasket 10 is tightly pressed and sealed when the sealing cover 5 is covered in the groove 2, the sealing gasket 10 is always supported by the supporting plate 9 through the elasticity of the matching spring 8, so that the sealing gasket 10 is always attached to the sealing cover 5, the sealing gasket 10 is not elastic due to long use time, the fact that the sealing gasket 10 is attached to the sealing cover 5 is in a gap is caused, the general sealing cover 5 is mainly used for sealing the sealing gasket 10 and the bolt 11, the problem that the sealing gasket 10 is always in contact with the sealing cover 5 is avoided, the sealing gasket 10 is prevented from losing a certain elasticity when the sealing gasket 10 is in contact with the sealing gasket 5 for a long time, and the sealing gasket 5 is prevented from being used for the sealing gasket 1, and the sealing gasket 1 is always caused.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A sealing structure, characterized in that: the sealing structure comprises: the pipeline check valve comprises a pipeline check valve body (1), wherein a groove (2) is formed in the surface of the pipeline check valve body (1), a baffle (3) is arranged on the side face of the pipeline check valve body (1), a limit rod (4) is arranged at the bottom of the groove (2), and a spring (8) is arranged at the bottom of the groove (2);
the sealing cover (5), sealing cover (5) bottom is provided with bottom plate (6), sealing cover (5) side is provided with second baffle (7), sealing cover (5) surface is provided with handle (13).
2. A sealing arrangement according to claim 1, wherein: one end of each spring (8) is fixedly connected to the bottom of the corresponding groove (2), a supporting plate (9) is arranged at the other end of each spring (8), a plurality of groups of springs (8) are arranged, and the springs (8) are regularly arranged in a circular shape in the corresponding groove (2).
3. A sealing arrangement according to claim 2, wherein: the supporting plate (9) is of an arc-shaped plate structure, and the bottom of the supporting plate (9) is fixedly connected to the end face of the spring (8).
4. A seal arrangement according to claim 3, wherein: the limiting rods (4) are provided with a plurality of groups, the limiting rods (4) are regularly arranged in a circular shape in the grooves (2), and sealing gaskets (10) are sleeved on the surfaces of the limiting rods (4).
5. A seal arrangement according to claim 4, wherein: the baffle (3) is of a square plate-shaped structure, and the baffle (3) is connected with the second baffle (7) through bolts (11).
6. A seal arrangement according to claim 5, wherein: the bottom plate (6) is of an annular plate-shaped structure, a limiting groove (12) is formed in the surface of the bottom plate (6), and a limiting rod (4) can be inserted into the limiting groove (12).
7. A pipe check valve, characterized in that: a sealing structure comprising any of the above claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223597227.8U CN219159786U (en) | 2022-12-30 | 2022-12-30 | Sealing structure and pipeline check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223597227.8U CN219159786U (en) | 2022-12-30 | 2022-12-30 | Sealing structure and pipeline check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219159786U true CN219159786U (en) | 2023-06-09 |
Family
ID=86621587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223597227.8U Active CN219159786U (en) | 2022-12-30 | 2022-12-30 | Sealing structure and pipeline check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219159786U (en) |
-
2022
- 2022-12-30 CN CN202223597227.8U patent/CN219159786U/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: A sealing structure and pipeline check valve Effective date of registration: 20231125 Granted publication date: 20230609 Pledgee: Jiangsu Yangzhong Rural Commercial Bank Co.,Ltd. Pledgor: JIANGSU HUATAI ELECTRIC POWER ELECTRONIC INSTRUMENT Co.,Ltd. Registration number: Y2023980067083 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |