CN216896341U - Composite sealing sleeve compensator - Google Patents
Composite sealing sleeve compensator Download PDFInfo
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- CN216896341U CN216896341U CN202220169736.1U CN202220169736U CN216896341U CN 216896341 U CN216896341 U CN 216896341U CN 202220169736 U CN202220169736 U CN 202220169736U CN 216896341 U CN216896341 U CN 216896341U
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- outer sleeve
- sealing
- sleeve
- compensator
- connecting pipe
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Abstract
The utility model relates to a composite sealing sleeve compensator which comprises a left connecting pipe, a first outer sleeve, a second outer sleeve, a core pipe and a right connecting pipe, wherein a packing cavity is arranged between the inner wall of the second outer sleeve and the outer surface of the core pipe, sealing packing is arranged in the packing cavity, the second outer sleeve is provided with a sleeve flange, the sleeve flange is connected with a gland flange through a bolt and nut assembly, a compression ring is arranged on the left side of the gland flange, and the compression ring extends into the packing cavity and is in extrusion type tight contact connection with the sealing packing; a baffle ring is arranged between the left end of the core tube and the inner wall of the first outer sleeve. According to the utility model, the pressing ring is pressed against the sealing filler through the bolt and nut assembly, the plurality of sealing rings and the sealing filler are arranged at the same time, and the baffle ring is arranged between the core pipe and the first outer sleeve, so that medium particles can be effectively prevented from entering the interlayer of the core pipe, thereby reducing abrasion and protecting the sealing rings and the sealing filler. The utility model has the advantages of good sealing performance, difficult leakage, low maintenance cost, long service life and stable and reliable work.
Description
Technical Field
The utility model relates to the technical field of pipeline compensators, in particular to a composite sealing sleeve compensator.
Background
The existing pipeline for long-distance medium transmission generally needs to be provided with a plurality of compensators for compensating the expansion of the pipeline in sections. To ensure the safety of the pipeline, the compensator is generally thicker in wall and higher in strength. According to the working mode that the pipeline compensator bears the medium pressure, the pipeline compensator is generally divided into an internal pressure type compensator and an external pressure type compensator, the internal pressure type compensator is easily twisted in the expansion and contraction process due to the action of the medium pressure from an inner cavity, the working stability is low, and the sealing performance is not ideal.
At present, in the use process of the existing sleeve compensator, because an interlayer exists between a core tube and an outer sleeve of the compensator, medium particles in a pipeline easily enter a gap of the interlayer, and the expansion amount generated by the pipeline is large, the sealing filler of the compensator easily leaks due to abrasion, so that the compensator needs to be regularly maintained or replaced, the service life of the compensator is short, the workload of maintenance and replacement is large, and the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a composite sealing sleeve compensator.
The purpose of the utility model is realized by adopting the following technical scheme:
a composite sealing sleeve compensator comprises a left connecting pipe, a first outer sleeve, a second outer sleeve, a core pipe and a right connecting pipe, wherein the left connecting pipe is welded and fixed with the first outer sleeve;
be equipped with the packing chamber between the outer sheathed tube of second inner wall and the core pipe surface, be equipped with the sealing filler in the packing chamber, the outer sheathed tube right-hand member of second is equipped with the casing flange, and the casing flange passes through bolt and nut subassembly and gland flange joint, and the left side of gland flange is equipped with the clamping ring, and the clamping ring stretches into the packing intracavity and forms extrusion formula in close contact with the sealing filler and be connected.
As a preferred technical scheme of the utility model, the outer diameter of the left connecting pipe is smaller than the inner diameter of the first outer sleeve, the right end of the left connecting pipe is provided with an arc-shaped bell mouth, and the left connecting pipe is welded and fixed with the first outer sleeve through the bell mouth.
As a preferred technical scheme of the utility model, a baffle ring is arranged between the left end of the core tube and the inner wall of the first outer sleeve.
As the preferred technical scheme of the utility model, the gland flange and the pressure ring are welded and fixed.
As a preferable technical scheme of the utility model, a plurality of sealing grooves are arranged on the left side of the packing cavity of the second outer sleeve, wherein Y-shaped sealing rings are arranged in the sealing groove on the leftmost side, and O-shaped sealing rings are arranged in the other sealing grooves.
As a preferred technical scheme of the utility model, the flow direction of the medium in the compensator is in the direction from the right connecting pipe to the left connecting pipe.
The utility model has the beneficial effects that: compared with the prior art, the compression ring compresses the sealing filler through the bolt and nut assembly during installation, and the compensator is simultaneously provided with a plurality of sealing rings and the sealing filler, so that a composite sealing effect is realized. A baffle ring is arranged between the core tube and the first outer sleeve, and medium particles in the pipeline can be effectively prevented from entering the interlayer of the core tube, so that abrasion is reduced, and the sealing ring and the sealing filler are protected. The utility model has the advantages of good sealing performance, difficult leakage, low maintenance cost, long service life and higher working stability and reliability.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure: 1. the device comprises a left connecting pipe, 2 parts of a first outer sleeve, 3 parts of a baffle ring, 4 parts of a Y-shaped sealing ring, 5 parts of an O-shaped sealing ring, 6 parts of a second outer sleeve, 7 parts of sealing filler, 8 parts of a sleeve flange, 9 parts of a pressure ring, 10 parts of a gland flange, 11 parts of a bolt and nut assembly, 15 parts of a core pipe, 16 parts of a right connecting pipe.
Detailed Description
The utility model will be further described with reference to the following detailed description of embodiments and with reference to the accompanying drawings in which:
as shown in fig. 1, a composite sealing sleeve compensator comprises a left connection pipe 1, a first outer sleeve 2, a second outer sleeve 6, a core pipe 15 and a right connection pipe 16, wherein the left connection pipe 1 is welded and fixed with the first outer sleeve 2, the first outer sleeve 2 is welded and fixed with the second outer sleeve 6, the core pipe 15 is sleeved in the second outer sleeve 6, the left end of the core pipe 15 extends into an inner cavity of the first outer sleeve 2, and the right end of the core pipe 15 is welded and fixed with the right connection pipe 16; be equipped with the packing chamber between the inner wall of second outer sleeve pipe 6 and the 15 surfaces of core pipe, the packing intracavity is equipped with sealing filler 7, and the right-hand member of second outer sleeve pipe 6 is equipped with sleeve flange 8, and sleeve flange 8 passes through bolt and nut subassembly 11 and is connected with gland flange 10, and gland flange 10's left side is equipped with clamping ring 9, and clamping ring 9 stretches into the packing intracavity and forms extrusion formula in close contact with sealing filler 7 and is connected.
In this embodiment, the outer diameter of the left connection pipe 1 is smaller than the inner diameter of the first outer sleeve 2, the right end of the left connection pipe 1 is provided with an arc-shaped bell mouth, and the left connection pipe 1 is welded and fixed with the first outer sleeve 2 through the bell mouth. A baffle ring 3 is arranged between the left end of the core tube 15 and the inner wall of the first outer sleeve 2; the gland flange 10 is welded and fixed with the pressure ring 9.
A plurality of sealing grooves are formed in the left side of the packing cavity of the second outer sleeve 6, a Y-shaped sealing ring 4 is arranged in the leftmost sealing groove, and O-shaped sealing rings 5 are arranged in other sealing grooves. The flow direction of the medium in the compensator is from the right connecting pipe to the left connecting pipe.
The above-mentioned embodiments are only used for illustrating the conception and technical features of the present invention, and the purpose thereof is to make the technical solution and implementation manner of the present invention known to those skilled in the art, and the protection scope of the present invention is not limited thereby. All equivalents and modifications of the technical solution according to the present invention are intended to be covered by the scope of the claims.
Claims (6)
1. The utility model provides a composite seal sleeve compensator, includes that left side is taken over, first outer tube, second outer tube, core pipe and right side are taken over, characterized by: the left connecting pipe is welded and fixed with the first outer sleeve, the first outer sleeve is welded and fixed with the second outer sleeve, the core pipe is sleeved in the second outer sleeve, the left end of the core pipe extends into the inner cavity of the first outer sleeve, and the right end of the core pipe is welded and fixed with the right connecting pipe;
be equipped with the packing chamber between the outer sheathed tube of second inner wall and the core pipe surface, be equipped with the sealing filler in the packing chamber, the outer sheathed tube right-hand member of second is equipped with the casing flange, and the casing flange passes through bolt and nut subassembly and gland flange joint, and the left side of gland flange is equipped with the clamping ring, and the clamping ring stretches into the packing intracavity and forms extrusion formula in close contact with the sealing filler and be connected.
2. The composite seal sleeve compensator of claim 1, wherein: the outer diameter of the left connecting pipe is smaller than the inner diameter of the first outer sleeve, an arc-shaped horn mouth is formed in the right end of the left connecting pipe, and the left connecting pipe is welded and fixed with the first outer sleeve through the horn mouth.
3. The composite seal sleeve compensator of claim 1, wherein: and a baffle ring is arranged between the left end of the core tube and the inner wall of the first outer sleeve.
4. The composite seal sleeve compensator of claim 1, wherein: and the gland flange is welded and fixed with the pressure ring.
5. The composite seal sleeve compensator of claim 1, wherein: a plurality of sealing grooves are formed in the left side of the second outer sleeve packing cavity, Y-shaped sealing rings are arranged in the leftmost sealing groove, and O-shaped sealing rings are arranged in other sealing grooves.
6. The composite seal sleeve compensator of claim 1, wherein: the flow direction of the medium in the compensator is from the right connecting pipe to the left connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220169736.1U CN216896341U (en) | 2022-01-21 | 2022-01-21 | Composite sealing sleeve compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220169736.1U CN216896341U (en) | 2022-01-21 | 2022-01-21 | Composite sealing sleeve compensator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216896341U true CN216896341U (en) | 2022-07-05 |
Family
ID=82182070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220169736.1U Active CN216896341U (en) | 2022-01-21 | 2022-01-21 | Composite sealing sleeve compensator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216896341U (en) |
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2022
- 2022-01-21 CN CN202220169736.1U patent/CN216896341U/en active Active
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