CN212960284U - Threaded joint - Google Patents
Threaded joint Download PDFInfo
- Publication number
- CN212960284U CN212960284U CN202021675261.0U CN202021675261U CN212960284U CN 212960284 U CN212960284 U CN 212960284U CN 202021675261 U CN202021675261 U CN 202021675261U CN 212960284 U CN212960284 U CN 212960284U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- main body
- lower pipeline
- locking nut
- packing ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Joints Allowing Movement (AREA)
Abstract
The utility model relates to a screwed joint, including last pipeline, lower pipeline and sealing washer, it is fixed with the sealing washer that the upper pipe says through extruded mode with lower pipeline, still including connecting main part, lock nut and packing ring, the upper pipe say and go up the cover have and connect the main part and be equipped with the packing ring on the contact surface, lower pipeline go up the cover have lock nut and be equipped with the packing ring on the contact surface, make the upper pipe say with lower pipeline with lock nut's installation and meet through connecting. The utility model aims to design a screwed joint, through effective location when special structural design is with the piping erection, through threaded connection's mode with the pipeline dismouting effectively for but the sealing washer is periodic replacement, thereby prevents that the pipeline from appearing leaking the phenomenon because of factors such as the sealing washer is damaged, ageing.
Description
Technical Field
The utility model relates to a threaded connection structure, in particular to screwed joint.
Background
The pipeline is common conveyor, through modes such as buckle, screw thread, welding with adjacent pipeline interconnect for thereby the pipeline forms the effect that sealed structure reaches long distance transmission, because assembly error is difficult to reach the sealed effect of ideal between the pipeline usually, consequently often can be equipped with the sealing washer between the pipeline, and the packing through the sealing washer reaches sealed effect, thereby satisfies the requirement of its transport.
However, the traditional threaded joint can enable the two pipeline connecting surfaces to form an included angle, so that the sealing ring is installed and dislocated, the sealing effect is poor, meanwhile, the sealing ring is easy to age and damage, the pipeline is easy to leak, and the problems of resource waste, potential safety hazards and the like are caused.
Disclosure of Invention
In order to overcome the not enough of background art, the utility model discloses a through designing a screwed joint, effective location when designing the piping erection through special construction design, with the pipeline dismouting effectively through threaded connection's mode for but the sealing washer is periodic replacement, thereby prevents that the pipeline from appearing leaking the phenomenon because of factors such as the sealing washer is damaged, ageing.
The utility model adopts the technical proposal that: the utility model provides a screwed joint, is including last pipeline, lower pipeline and sealing washer, goes up the pipeline and fixes the sealing washer through extruded mode with lower pipeline, still including connecting main part, lock nut and packing ring, last pipeline on the cover have connect the main part and be equipped with the packing ring on the contact surface, lower pipeline on the cover have lock nut and be equipped with the packing ring on the contact surface, make through the installation of connecting main part and lock nut and go up the pipeline and connect with lower pipeline.
By adopting the technical scheme, the upper pipeline and the lower pipeline are positioned at the set positions through the joint main body and the locking nut, the gaskets are fixed between the contact surface of the joint main body and the upper pipeline and between the contact surface of the locking nut and the lower pipeline, the contact surface during installation is effectively protected, abrasion during installation is reduced, the disassembly and assembly of the upper pipeline and the lower pipeline are controlled through the disassembly and assembly of the joint main body and the locking nut, so that the sealing ring is replaced, and the pipeline is prevented from leaking due to the factors such as damage and aging of the sealing ring.
The utility model discloses further set up to, the joint main part be equipped with first spacing mouthful and first installation inclined plane, the upper tube way pass first spacing mouthful and make it meet with the joint main part through the location on first installation inclined plane.
By adopting the technical scheme, the contact area between the upper pipeline and the joint main body is increased through the fixation of the first limiting port, the upper pipeline is effectively limited at the preset position of the joint main body, and the concentricity of the upper pipeline and the joint main body is improved through the positioning of the first mounting inclined plane, so that the mounting precision of the upper pipeline is increased.
The utility model discloses further set up to, first installation inclined plane on be equipped with first constant head tank, packing ring appearance and first constant head tank phase-match, the packing ring passes through first constant head tank to be fixed between joint main part and upper pipe way.
By adopting the technical scheme, the gasket is fixed on the first installation inclined plane through the first positioning groove, so that the gasket is arranged between the joint main body and the upper pipeline, the contact surface between the joint main body and the upper pipeline is protected, the contact surface is prevented from being abraded due to repeated disassembly and assembly, the first installation inclined plane is enabled to keep a limiting function, and the installation precision of the upper pipeline is increased.
The utility model discloses further set up to, lock nut be equipped with spacing mouthful of second and second installation inclined plane, the lower pipeline pass through spacing mouthful of second and second installation inclined plane location and make it meet with lock nut.
By adopting the technical scheme, the contact area between the lower pipeline and the locking nut is increased by fixing the second limiting port, the lower pipeline is effectively limited at the preset position of the locking nut, and the concentricity of the lower pipeline and the locking nut is improved by positioning the second mounting inclined plane, so that the mounting precision of the lower pipeline is increased.
The utility model discloses further set up to, second installation inclined plane on be equipped with the second constant head tank, packing ring appearance and second constant head tank phase-match, the packing ring passes through the second constant head tank to be fixed between lock nut and lower pipeline.
By adopting the technical scheme, the washer is fixed on the second mounting inclined plane through the second positioning groove, so that the washer is arranged between the locking nut and the lower pipeline, the contact surface between the locking nut and the lower pipeline is protected, the contact surface is prevented from being abraded due to repeated disassembly and assembly, the second mounting inclined plane is enabled to keep a limiting function, and the mounting precision of the lower pipeline is increased.
The utility model discloses further set up to, joint main part and lock nut meet and all be equipped with the installing port that is used for supplementary installation through threaded connection's mode, will connect the main part and reach predetermined moment of torsion with lock nut through the installing port to the realization meets upper pipe and lower pipeline.
Adopt above-mentioned technical scheme, make joint main part and lock nut realize demountable installation through threaded connection's mode, and fixed mode is simple effective, blocks dedicated frock and predetermines the installing port and will connect main part and lock nut to screw up and reach and predetermine the moment of torsion, prevent to connect main part and lock nut to make its surface scrape the flower and warp because of the dismouting problem to influence the dismouting.
The embodiments of the present invention will be further explained with reference to the drawings.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
fig. 2 is a perspective view of the present invention;
Detailed Description
As shown in fig. 1 and fig. 2, the technical solution adopted by the present invention is: the utility model provides a screwed joint, is including last pipeline 1, lower pipeline 2 and sealing washer 3, goes up pipeline 1 and lower pipeline 2 and fixes sealing washer 3 through extruded mode, still including connecting main part 4, lock nut 5 and packing ring 6, last pipeline 1 go up the cover and have and connect main part 4 and be equipped with packing ring 6 on the contact surface, lower pipeline 2 go up the cover and have lock nut 5 and be equipped with packing ring 6 on the contact surface, make through the installation that connects main part 4 and lock nut 5 go up pipeline 1 and lower pipeline 2 and meet. The upper pipeline 1 and the lower pipeline 2 are positioned at set positions through the joint main body 4 and the locking nut 5, the gaskets 6 are fixed between the contact surface of the joint main body 4 and the upper pipeline 1 and between the contact surface of the locking nut 5 and the lower pipeline 2, the contact surface during installation is effectively protected, abrasion during installation is reduced, the disassembly and assembly of the upper pipeline 1 and the lower pipeline 2 are controlled through the disassembly and assembly of the joint main body 4 and the locking nut 5, therefore, the sealing ring 3 is replaced, and the phenomenon that the pipeline leaks due to the factors such as damage and aging of the sealing ring 3 is prevented.
The joint main body 4 is provided with a first limiting opening 11 and a first mounting inclined surface 12, and the upper pipeline 1 penetrates through the first limiting opening 11 and is connected with the joint main body 4 through the positioning of the first mounting inclined surface 12. The contact area between the upper pipeline 1 and the joint main body 4 is increased through the fixation of the first limiting port 11, the upper pipeline 1 is effectively limited at the preset position of the joint main body 4, and the concentricity of the upper pipeline 1 and the joint main body 4 is improved through the positioning of the first mounting inclined plane 12, so that the mounting precision of the upper pipeline 1 is increased.
First installation inclined plane 12 on be equipped with first constant head tank 13, packing ring 6 appearance and first constant head tank 13 phase-match, packing ring 6 passes through first constant head tank 13 to be fixed between joint main part 4 and upper pipe 1. The packing ring 6 is fixed on the first installation inclined plane 12 through the first positioning groove 13, so that the packing ring is arranged between the joint main body 4 and the upper pipeline 1, the contact surface between the joint main body 4 and the upper pipeline 1 is protected, the contact surface is prevented from being abraded due to repeated dismounting, the first installation inclined plane 12 is enabled to keep a limiting function, and the installation precision of the upper pipeline 1 is improved.
The locking nut 5 is provided with a second limiting opening 14 and a second mounting inclined surface 15, and the lower pipeline 2 is positioned through the second limiting opening 14 and the second mounting inclined surface 15 and is connected with the locking nut 5. The contact area of the lower pipeline 2 and the locking nut 5 is increased through the fixation of the second limiting port 14, the lower pipeline 2 is effectively limited at the preset position of the locking nut 5, and the concentricity of the lower pipeline 2 and the locking nut 5 is improved through the positioning of the second mounting inclined plane 15, so that the mounting precision of the lower pipeline 2 is increased.
The second installation inclined plane 15 is provided with a second positioning groove 16, the appearance of the gasket 6 is matched with the second positioning groove 16, and the gasket 6 is fixed between the locking nut 5 and the lower pipeline 2 through the second positioning groove 16. The packing ring 6 is fixed on the second installation inclined plane 15 through the second positioning groove 16, so that the packing ring is arranged between the locking nut 5 and the lower pipeline 2, the contact surface between the locking nut 5 and the lower pipeline 2 is protected, the contact surface is prevented from being abraded due to repeated disassembly and assembly, the second installation inclined plane 15 is kept in a limiting function, and the installation accuracy of the lower pipeline 2 is increased.
The joint main body 4 and the lock nut 5 are connected in a threaded connection mode and are provided with mounting ports 17 used for auxiliary mounting, and the joint main body 4 and the lock nut 5 reach preset torque through the mounting ports 17, so that the upper pipeline 1 is connected with the lower pipeline 2. Make joint main part 4 and lock nut 5 realize demountable installation through threaded connection's mode, and fixed mode is simple effective, blocks dedicated frock and will connect main part 4 and lock nut 5 to screw up and reach preset moment of torsion with preset installing port 17, prevents to connect main part 4 and lock nut 5 and make its surface scrape flower deformation because of the dismouting problem to influence the dismouting.
The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited thereto, and any modification that utilizes the inventive concepts will be within the scope of the patent claims.
Claims (6)
1. The utility model provides a screwed joint, is including last pipeline, lower pipeline and sealing washer, goes up the pipeline and fixes its characterized in that with the sealing washer through extruded mode with lower pipeline: the pipeline joint is characterized by further comprising a joint main body, a locking nut and a gasket, the joint main body is sleeved on the upper pipeline, the gasket is arranged on the contact surface, the locking nut is sleeved on the lower pipeline, the gasket is arranged on the contact surface, and the upper pipeline is connected with the lower pipeline through the installation of the joint main body and the locking nut.
2. A threaded joint according to claim 1, wherein: the joint main body is provided with a first limiting opening and a first mounting inclined plane, and the upper pipeline penetrates through the first limiting opening and is connected with the joint main body through the positioning of the first mounting inclined plane.
3. A threaded joint according to claim 2, wherein: the first installation inclined plane on be equipped with first constant head tank, the packing ring appearance and first constant head tank phase-match, the packing ring passes through first constant head tank to be fixed between joint main part and upper pipeline.
4. A threaded joint according to claim 1, wherein: the locking nut is provided with a second limiting opening and a second mounting inclined plane, and the lower pipeline is positioned through the second limiting opening and the second mounting inclined plane to be connected with the locking nut.
5. A threaded joint according to claim 4, wherein: the second installation inclined plane on be equipped with the second constant head tank, the packing ring appearance and second constant head tank phase-match, the packing ring passes through the second constant head tank to be fixed between lock nut and lower pipeline.
6. A threaded joint according to claim 3 or 5, wherein: the joint main body and the locking nut are connected in a threaded connection mode and are provided with mounting ports for assisting in mounting, and the joint main body and the locking nut achieve preset torque through the mounting ports, so that an upper pipeline is connected with a lower pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021675261.0U CN212960284U (en) | 2020-08-12 | 2020-08-12 | Threaded joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021675261.0U CN212960284U (en) | 2020-08-12 | 2020-08-12 | Threaded joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212960284U true CN212960284U (en) | 2021-04-13 |
Family
ID=75351946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021675261.0U Active CN212960284U (en) | 2020-08-12 | 2020-08-12 | Threaded joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212960284U (en) |
-
2020
- 2020-08-12 CN CN202021675261.0U patent/CN212960284U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104806834A (en) | Telescopic underwater maintenance pipeline | |
| CN212960284U (en) | Threaded joint | |
| CN213394010U (en) | Water supply is waterproof connection structure of pipeline for unit | |
| CN116642070B (en) | Ocean oil gas conveying high-pressure steel wire rubber pipe joint | |
| CN213479448U (en) | Underwater butt joint installation device for submarine pipeline | |
| CN201475539U (en) | Hydraulic joint device | |
| CN216408055U (en) | Special alloy flange with quick connection function for civil ship | |
| JPH09329102A (en) | Tank piping connecting device | |
| KR101563108B1 (en) | Sealing apparatus for water leakage prevention | |
| CN219840910U (en) | Dustproof, waterproof and corrosion-resistant threaded sleeve | |
| CN209959959U (en) | Valve pipe fitting connection sealing structure | |
| CN211203222U (en) | Marine drilling flange | |
| CN213712216U (en) | Flange with good sealing performance | |
| CN219526378U (en) | Aeration connecting device for sewage treatment | |
| CN219493382U (en) | Anti-leakage municipal drainage pipeline connection structure | |
| CN214405160U (en) | Assembly of four-way pipeline repairing device | |
| CN216690404U (en) | Detachable outlet sleeve for concrete pump truck | |
| CN218935609U (en) | Corrosion-resistant three-way flange | |
| CN212641694U (en) | Inspection well pipe connecting device | |
| CN206988618U (en) | A kind of low-emission coated production line vacuum pipe connector | |
| CN219809469U (en) | Ball valve with good sealing effect | |
| CN212273088U (en) | Rust-resistant buried gate valve that loses | |
| CN217108528U (en) | High leakproofness petroleum pipeline convenient to installation | |
| CN219159807U (en) | Corrosion-resistant reducing cutting sleeve three-way joint | |
| CN215862254U (en) | Pipeline connection stainless steel flange |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |