CN220957287U - Nickel-saving stainless steel expansion sealing joint - Google Patents
Nickel-saving stainless steel expansion sealing joint Download PDFInfo
- Publication number
- CN220957287U CN220957287U CN202322747186.4U CN202322747186U CN220957287U CN 220957287 U CN220957287 U CN 220957287U CN 202322747186 U CN202322747186 U CN 202322747186U CN 220957287 U CN220957287 U CN 220957287U
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- Prior art keywords
- flange
- outer tube
- stainless steel
- nickel
- pipe
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- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 18
- 239000010935 stainless steel Substances 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 title claims abstract description 12
- 210000001503 joint Anatomy 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Joints Allowing Movement (AREA)
Abstract
The utility model relates to the technical field of closed joints, and discloses a nickel-saving stainless steel telescopic closed joint which comprises an outer pipe mechanism, an inner pipe mechanism and an inner mechanism, wherein the inner mechanism is arranged at the right end of the outer pipe mechanism, the inner pipe mechanism is arranged at the right side of the inner mechanism, and the outer pipe mechanism is arranged at the left end of the inner pipe mechanism; the outer tube mechanism comprises an outer tube flange, and an outer tube is fixedly connected to the right side of the outer tube flange. According to the utility model, through arranging the outer pipe flange and the outer pipe, the purpose of convenient disassembly can be achieved by loosening and tightening the 2-M10 bolts on the flange at one end of the sealing joint when the valve is disassembled, so that the convenience of disassembly of equipment is improved, and the equipment can rotate by 360 degrees to stretch and retract the butt joint valve to connect the flange bolt holes.
Description
Technical Field
The utility model relates to the technical field of closed joints, in particular to a nickel-saving stainless steel telescopic closed joint.
Background
The stainless steel expansion joint is mainly applied to the installation and maintenance of pipelines, is adjusted according to the on-site installation size, and can transmit axial thrust to the whole pipeline system during operation. Therefore, the working efficiency is improved, a certain protection effect is achieved on pipeline equipment such as pumps and valves, the stainless steel telescopic device is additionally provided with the inner sleeve, sediment and hard substances can be prevented from entering the corrugated pipe, the corrugated pipe is prevented from being damaged during working, and meanwhile, the turbulence phenomenon is avoided.
The existing nickel-saving stainless steel expansion sealing joint has the defects that the disassembly tool is more, the disassembly time is longer, and the disassembly and the assembly are inconvenient.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a nickel-saving stainless steel expansion sealing joint.
The utility model is realized by adopting the following technical scheme: the nickel-saving stainless steel expansion sealing joint comprises an outer pipe mechanism, an inner pipe mechanism and an inner mechanism, wherein the inner mechanism is arranged at the right end of the outer pipe mechanism, the inner pipe mechanism is arranged at the right side of the inner mechanism, and the outer pipe mechanism is arranged at the left end of the inner pipe mechanism;
the outer tube mechanism comprises an outer tube flange, and an outer tube is fixedly connected to the right side of the outer tube flange.
As a further improvement of the above solution, the outer tube flange penetrates the outer tube.
As a further improvement of the above scheme, the inner tube mechanism comprises an inner tube flange, and the inner thread of the inner tube flange is connected with a screwing-out screw.
Through the technical scheme, the inner pipe flange and the outer pipe flange penetrate through.
As a further improvement of the above scheme, the left end of the inner tube flange is provided with an outer tube flange, and the left side of the inner tube flange is provided with an outer tube.
Through the technical scheme, the inner pipe flange penetrates through the outer pipe.
As a further improvement of the above solution, the internal mechanism comprises an inner tube, and an O-ring is rotatably connected to a surface of the inner tube.
As a further improvement of the above scheme, the inner tube is located at the left end of the inner tube flange, the O-ring is located inside the outer tube, the inner tube is located at the right end of the outer tube flange, and the inner tube is located inside the outer tube.
Through the technical scheme, the whole material of the telescopic sealing joint is nickel-saving stainless steel QN1701 material.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the outer pipe flange and the outer pipe are arranged, so that the aim of convenient disassembly can be achieved by loosening and tightening 2-M10 bolts on the flange at one end of the sealing joint when the valve is disassembled, the convenience of disassembly of equipment is improved, and the equipment can rotate by 360 degrees to stretch and retract the butt joint valve to connect the flange bolt holes;
According to the utility model, the flange of the valve is matched with the valve by arranging the inner pipe and the double-sided connecting valve of the O-shaped ring, and the contact surface is provided with two sealing grooves, so that the tightness of the equipment during connection is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the outer tube flange structure of the present utility model;
FIG. 3 is a schematic view of the inner pipe flange structure of the present utility model.
Main symbol description:
1. An outer tube mechanism; 101. an outer tube flange; 102. an outer tube; 2. an inner tube mechanism; 201. an inner tube flange; 202. screwing out the screw; 3. an internal mechanism; 301. an inner tube; 302. an O-ring.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
Examples
1-3, The nickel-saving stainless steel expansion sealing joint of the embodiment comprises an outer pipe mechanism 1, an inner pipe mechanism 2 and an inner mechanism 3, wherein the inner mechanism 3 is arranged at the right end of the outer pipe mechanism 1, the inner pipe mechanism 2 is arranged at the right side of the inner mechanism 3, and the outer pipe mechanism 1 is arranged at the left end of the inner pipe mechanism 2;
The outer tube mechanism 1 comprises an outer tube flange 101, and an outer tube 102 is fixedly connected to the right side of the outer tube flange 101.
The outer pipe flange 101 runs through with outer pipe 102, through setting up outer pipe flange 101 and outer pipe 102, can reach the convenient purpose of dismantlement through 2-M10 bolt elasticity on the sealed joint one end flange when dismantling the valve, has increased the dismantlement convenience that equipment used.
The inner pipe mechanism 2 includes an inner pipe flange 201, and a screw 202 is screwed into the inner pipe flange 201.
The left end of inner tube flange 201 is provided with outer tube flange 101, and the left side of inner tube flange 201 is provided with outer tube 102, and through setting up inner tube 301 and O type circle 302 double-sided connection valve flange and valve matching, the contact surface has two seal grooves, has increased the leakproofness of equipment when carrying out the connection.
The inner mechanism 3 comprises an inner tube 301, and an O-ring 302 is rotatably connected to the surface of the inner tube 301.
The inner tube 301 is located at the left end of the inner tube flange 201, the O-ring 302 is located inside the outer tube 102, the inner tube 301 is located at the right end of the outer tube flange 101, and the inner tube 301 is located inside the outer tube 102.
The implementation principle of the nickel-saving stainless steel expansion sealing joint in the embodiment of the application is as follows: the equipment is placed at a proper position, through setting up outer tube flange 101 and outer tube 102, can reach the purpose of dismantling the convenience through 2-M10 bolt elasticity on the airtight joint one end flange when dismantling the valve, increased the dismantlement convenience that equipment used, this equipment can 360 rotatory flexible butt joint valve flange bolt holes, match with the valve through setting up inner tube 301 and O type circle 302 double-sided connection valve flange, and the contact surface has two seal grooves, has increased the leakproofness of equipment when carrying out the connection.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (6)
1. The nickel-saving stainless steel expansion sealing joint is characterized by comprising an outer pipe mechanism (1), an inner pipe mechanism (2) and an inner mechanism (3), wherein the inner mechanism (3) is arranged at the right end of the outer pipe mechanism (1), the inner pipe mechanism (2) is arranged at the right side of the inner mechanism (3), and the outer pipe mechanism (1) is arranged at the left end of the inner pipe mechanism (2);
the outer tube mechanism (1) comprises an outer tube flange (101), and an outer tube (102) is fixedly connected to the right side of the outer tube flange (101).
2. The nickel-saving stainless steel expansion joint according to claim 1, wherein: the outer tube flange (101) penetrates through the outer tube (102).
3. The nickel-saving stainless steel expansion joint according to claim 1, wherein: the inner pipe mechanism (2) comprises an inner pipe flange (201), and an out screw (202) is connected to the inner thread of the inner pipe flange (201).
4. A nickel-saving stainless steel expansion joint according to claim 3, wherein: the left end of the inner pipe flange (201) is provided with an outer pipe flange (101), and the left side of the inner pipe flange (201) is provided with an outer pipe (102).
5. The nickel-saving stainless steel expansion joint according to claim 1, wherein: the inner mechanism (3) comprises an inner tube (301), and an O-shaped ring (302) is rotatably connected to the surface of the inner tube (301).
6. The nickel-saving stainless steel expansion joint according to claim 5, wherein: the inner tube (301) is located at the left end of the inner tube flange (201), the O-shaped ring (302) is located inside the outer tube (102), the inner tube (301) is located at the right end of the outer tube flange (101), and the inner tube (301) is located inside the outer tube (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322747186.4U CN220957287U (en) | 2023-10-13 | 2023-10-13 | Nickel-saving stainless steel expansion sealing joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322747186.4U CN220957287U (en) | 2023-10-13 | 2023-10-13 | Nickel-saving stainless steel expansion sealing joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220957287U true CN220957287U (en) | 2024-05-14 |
Family
ID=90978639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322747186.4U Active CN220957287U (en) | 2023-10-13 | 2023-10-13 | Nickel-saving stainless steel expansion sealing joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220957287U (en) |
-
2023
- 2023-10-13 CN CN202322747186.4U patent/CN220957287U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |