CN215445090U - High-sealing-degree groove butterfly valve - Google Patents
High-sealing-degree groove butterfly valve Download PDFInfo
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- CN215445090U CN215445090U CN202121754305.3U CN202121754305U CN215445090U CN 215445090 U CN215445090 U CN 215445090U CN 202121754305 U CN202121754305 U CN 202121754305U CN 215445090 U CN215445090 U CN 215445090U
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- valve body
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- sealing sleeve
- slot
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Abstract
The utility model provides a high leakproofness slot butterfly valve, its structure includes pipy valve body, the valve body upper end is equipped with opens and close the structure, it is equipped with the hand wheel to open and close structure one side, valve body upper end middle part is equipped with the valve rod passageway, valve body inner wall cover is equipped with the seal cover, the both ends opening of valve body is extended respectively to the seal cover both ends, the seal cover that ethylene propylene diene monomer or butyronitrile glue were made, when not cooling, cover valve body opening terminal surface, after the cooling, form firm seal structure, help when being connected with the pipeline, improve the leakproofness, the mode that the slot adopted detachable slot spare simultaneously, after preventing a lot of dismouting, original integrated into one piece's slot deformation, influence assembly work.
Description
Technical Field
The utility model discloses a groove butterfly valve with high sealing degree, and belongs to the field of groove butterfly valves.
Background
The connection of current slot butterfly valve and pipeline adopts and directly uses the clamp to carry out fixed connection to both after the butt joint, and the opening terminal surface of valve body and the direct contact of pipeline terminal surface receive processing technology's influence, lead to having the clearance between the opening terminal surface of valve body and the pipeline terminal surface easily, cause the influence to connecting the sealing degree.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a groove butterfly valve with high sealing degree, and aims to solve the problems that after butt joint, a clamp is directly used for fixedly connecting the groove butterfly valve and a pipeline, the opening end surface of a valve body is directly contacted with the end surface of the pipeline, and the connection sealing degree is affected due to the influence of a processing process, so that a gap is easily formed between the opening end surface of the valve body and the end surface of the pipeline.
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a high leakproofness slot butterfly valve, its structure includes pipy valve body, the valve body upper end is equipped with opens and close the structure, it is equipped with the hand wheel to open and close structure one side, valve body upper end middle part is equipped with valve rod passageway, valve body inner wall cover is equipped with the seal cover, the seal cover both ends extend the both ends opening of valve body respectively to with the fixed cyclic annular sealing portion that forms of the both ends opening terminal surface bonding of valve body, be equipped with the hole that stretches into corresponding with valve rod passageway on the seal cover, two outer walls all are equipped with an annular assembly groove about the valve body, detachable groove spare has been cup jointed on the annular assembly groove, detachable groove spare comprises the spacer of two semicircles, detachable groove spare middle part is equipped with the slot.
Furthermore, the detachable groove piece is connected with the valve body in a bolt fixing mode.
Furthermore, the thickness of the sealing sleeve is 0.3 mm-1 mm.
Furthermore, the sealing sleeve is made of ethylene propylene diene monomer.
Further, the sealing sleeve is made of nitrile rubber.
Furthermore, the detachable groove piece is made of stainless steel and is firm and air corrosion resistant.
The utility model has the beneficial effects that: the seal cover that ethylene propylene diene monomer or butyronitrile glue were made, when not cooling, covers valve body opening terminal surface, and the cooling back forms firm seal structure, helps when being connected with the pipeline, improves the leakproofness, and the slot adopts the mode of detachable slot spare simultaneously, prevents many times the dismouting back, and original integrated into one piece's slot deformation influences assembly work.
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of a high-tightness groove butterfly valve according to the present invention;
FIG. 2 is a schematic sectional view of the valve body;
FIG. 3 is a schematic sectional view of the detachable groove member;
FIG. 4 is a side view of a detachable groove member.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
Example 1:
referring to fig. 1, 2, 3 and 4, the present invention provides a groove butterfly valve with high sealing performance, which comprises: the structure of the valve comprises a tubular valve body 1, wherein an opening and closing structure 2 is arranged at the upper end of the valve body 1, a hand wheel 3 is arranged at one side of the opening and closing structure 2, a valve rod channel 4 is arranged at the middle part of the upper end of the valve body 1, a sealing sleeve 5 is sleeved on the inner wall of the valve body 1, two ends of the sealing sleeve 5 respectively extend out of openings at two ends of the valve body 1 and are bonded and fixed with the end faces of the openings at two ends of the valve body 1 to form an annular sealing part 6, an extending hole 7 corresponding to the valve rod channel 4 is arranged on the sealing sleeve 5, annular assembling grooves 8 are arranged on the outer walls of the left part and the right part of the valve body 1, a detachable groove piece 9 is sleeved on the annular assembling groove 8, the detachable groove piece 9 consists of two semicircular positioning pieces, a groove 10 is arranged at the middle part of the detachable groove piece 9 and the valve body 1 in a bolt fixing mode, the thickness of the sealing sleeve 5 is 0.3 mm-1 mm, the seal cover 5 is made of ethylene propylene diene monomer, and the detachable groove piece 9 is made of stainless steel and is firm and air corrosion resistant.
For example, the seal cover 5 made of ethylene propylene diene monomer covers the opening end face of the valve body 1 when not cooled, and after cooling, a firm sealing structure is formed, so that the sealing degree is improved when the seal cover is connected with a pipeline, and meanwhile, the grooves adopt a detachable groove piece 9 mode, so that the deformation of the original integrally formed grooves after repeated disassembly and assembly is prevented, and the assembly work is influenced.
Example 1:
referring to fig. 1 and 2, the present invention provides a groove butterfly valve with high sealing performance, which comprises: the structure of the valve comprises a tubular valve body 1, wherein an opening and closing structure 2 is arranged at the upper end of the valve body 1, a hand wheel 3 is arranged at one side of the opening and closing structure 2, a valve rod channel 4 is arranged at the middle part of the upper end of the valve body 1, a sealing sleeve 5 is sleeved on the inner wall of the valve body 1, two ends of the sealing sleeve 5 respectively extend out of openings at two ends of the valve body 1 and are bonded and fixed with the end faces of the openings at two ends of the valve body 1 to form an annular sealing part 6, an extending hole 7 corresponding to the valve rod channel 4 is arranged on the sealing sleeve 5, annular assembling grooves 8 are arranged on the outer walls of the left part and the right part of the valve body 1, a detachable groove piece 9 is sleeved on the annular assembling groove 8, the detachable groove piece 9 consists of two semicircular positioning pieces, a groove 10 is arranged at the middle part of the detachable groove piece 9 and the valve body 1 in a bolt fixing mode, the thickness of the sealing sleeve 5 is 0.3 mm-1 mm, the seal cover 5 is made of nitrile rubber, and the detachable groove piece 9 is made of stainless steel and is firm and air corrosion resistant.
For example, the sealing cover 5 made of nitrile rubber covers the opening end face of the valve body 1 when not cooled, and after cooling, a firm sealing structure is formed, so that the sealing degree is improved when the sealing cover is connected with a pipeline, and meanwhile, the grooves adopt a mode of a detachable groove piece 9, so that the deformation of the original integrally formed grooves is prevented from influencing the assembly work after repeated disassembly and assembly.
While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a high leakproofness slot butterfly valve which characterized in that: the structure of the valve comprises a tubular valve body (1), an opening and closing structure (2) is arranged at the upper end of the valve body (1), a hand wheel (3) is arranged on one side of the opening and closing structure (2), a valve rod channel (4) is arranged in the middle of the upper end of the valve body (1), the inner wall of the valve body (1) is sleeved with a sealing sleeve (5), two ends of the sealing sleeve (5) respectively extend out of two end openings of the valve body (1), and is adhered and fixed with the end faces of the openings at the two ends of the valve body (1) to form an annular sealing part (6), an extension hole (7) corresponding to the valve rod channel (4) is arranged on the sealing sleeve (5), the outer walls of the left part and the right part of the valve body (1) are respectively provided with an annular assembling groove (8), a detachable groove piece (9) is sleeved on the annular assembling groove (8), detachable ditch groove spare (9) comprise two semicircular spacers, detachable ditch groove spare (9) middle part is equipped with slot (10).
2. The high-tightness groove butterfly valve according to claim 1, wherein: the detachable groove piece (9) is connected with the valve body (1) in a bolt fixing mode.
3. The high-tightness groove butterfly valve according to claim 1, wherein: the thickness of the sealing sleeve (5) is 0.3 mm-1 mm.
4. The high-tightness groove butterfly valve according to claim 1, wherein: the sealing sleeve (5) is made of ethylene propylene diene monomer.
5. The high-tightness groove butterfly valve according to claim 1, wherein: the sealing sleeve (5) is made of nitrile rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121754305.3U CN215445090U (en) | 2021-07-29 | 2021-07-29 | High-sealing-degree groove butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121754305.3U CN215445090U (en) | 2021-07-29 | 2021-07-29 | High-sealing-degree groove butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215445090U true CN215445090U (en) | 2022-01-07 |
Family
ID=79685586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121754305.3U Active CN215445090U (en) | 2021-07-29 | 2021-07-29 | High-sealing-degree groove butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215445090U (en) |
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2021
- 2021-07-29 CN CN202121754305.3U patent/CN215445090U/en active Active
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