CN224214869U - Chemical pressure gauge joint with self-sealing structure - Google Patents
Chemical pressure gauge joint with self-sealing structureInfo
- Publication number
- CN224214869U CN224214869U CN202521326705.2U CN202521326705U CN224214869U CN 224214869 U CN224214869 U CN 224214869U CN 202521326705 U CN202521326705 U CN 202521326705U CN 224214869 U CN224214869 U CN 224214869U
- Authority
- CN
- China
- Prior art keywords
- pressure gauge
- connecting end
- joint
- sealing
- pipeline
- 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
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model relates to the technical field of chemical pressure gauge joints, and particularly discloses a chemical pressure gauge joint with a self-sealing structure, which comprises a joint main body, a pressure gauge connecting end and a pipeline connecting end, wherein the joint main body is of a hollow tubular structure, a channel for medium circulation is formed in the joint main body, the pressure gauge connecting end is arranged at one end of the joint main body, an inner thread is arranged at the end of the pressure gauge connecting end and is used for being in threaded connection with an outer thread of the pressure gauge, a plurality of sealing bulges are uniformly arranged on the inner side wall of the pressure gauge connecting end along the circumferential direction, the sealing bulges are rubber bulge strips with triangular sections, and when the pressure gauge is screwed into the pressure gauge connecting end, the sealing bulges can be tightly attached to the outer surface of the pressure gauge to form a plurality of sealing lines, so that the medium is effectively prevented from leaking from the joint part of the pressure gauge and the joint, and the sealing performance of the joint connecting part of the pressure gauge is improved.
Description
Technical Field
The utility model relates to the technical field of chemical pressure gauge joints, and particularly discloses a chemical pressure gauge joint with a self-sealing structure.
Background
In the chemical production process, the pressure gauge is an important instrument for monitoring the pressure in a pipeline or equipment, and the pressure gauge joint is used as a key component for connecting the pressure gauge and the pipeline or equipment, so that the sealing performance is important.
The existing chemical manometer joint often has the problem of poor sealing effect in the use process, medium leakage between a pipeline and the joint and between the manometer and the joint is easy to cause waste of chemical raw materials, safety accidents can be caused, personal safety of operators and the surrounding environment are threatened, and therefore the chemical manometer joint with a self-sealing structure is needed to solve the problem.
Disclosure of utility model
The utility model provides a chemical pressure gauge joint with a self-sealing structure, which can be tightly attached to the outer surface of a pressure gauge through a sealing bulge to form a plurality of sealing lines, and the outer wall of a pipeline connecting end is tightly wrapped by a first sealing ring to realize a self-sealing effect and effectively prevent medium leakage.
The utility model discloses a chemical pressure gauge joint with a self-sealing structure, which comprises a joint main body, a pressure gauge connecting end and a pipeline connecting end, wherein the joint main body is of a hollow tubular structure, and a channel for medium circulation is formed in the joint main body;
The pressure gauge connecting end is arranged at one end of the joint main body, the end part of the pressure gauge connecting end is provided with internal threads and is used for being in threaded connection with external threads of the pressure gauge, a plurality of sealing bulges are uniformly arranged on the inner side wall of the pressure gauge connecting end along the circumferential direction, and the sealing bulges are rubber bulge strips with triangular sections;
The pipeline connecting end is arranged at the other end of the joint main body, an external thread is arranged on the outer surface of the pipeline connecting end and used for being connected with an internal thread of a pipeline, a limiting ring is fixedly connected with the outer wall of the pipeline connecting end, and a first sealing ring used for sealing the pipeline and the pipeline connecting end is arranged on the outer wall of the pipeline connecting end.
As the chemical pressure gauge joint with the self-sealing structure, the end face, far away from the joint main body, of the limiting ring is provided with the annular mounting groove, and a second sealing ring is arranged in the mounting groove.
As a chemical pressure gauge joint with a self-sealing structure, the first sealing ring is preferably made of elastic rubber material.
As the chemical pressure gauge joint with the self-sealing structure, the diameter of the limiting ring is preferably larger than that of the connecting end of the pipeline.
As the chemical pressure gauge joint with the self-sealing structure, the joint main body is preferably integrated with the pressure gauge connecting end and the pipeline connecting end respectively.
The beneficial effects of the utility model are as follows:
1. When the pressure gauge is screwed into the connecting end of the pressure gauge, the sealing bulge can be tightly attached to the outer surface of the pressure gauge to form a plurality of sealing lines, so that leakage of a medium from the connecting part of the pressure gauge and the joint is effectively prevented, and the sealing performance of the connecting part of the pressure gauge and the joint is improved;
2. When the pipeline connecting end is in threaded connection with the pipeline, the pipeline can apply inward extrusion force to the first sealing ring along with gradual tightening of connection, so that the first sealing ring is tightly wrapped on the outer wall of the pipeline connecting end, a self-sealing effect is achieved, and leakage of a medium from a connecting part of the pipeline and the joint is effectively prevented.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
Fig. 1 is a front cross-sectional view of a chemical pressure gauge joint with a self-sealing structure according to the present utility model.
Fig. 2 is an overall structure diagram of a chemical pressure gauge joint with a self-sealing structure.
Fig. 3 is a structural view of the air purifying cartridge and the mounting cartridge of the present utility model.
In the figure, the joint is marked with 1, the joint body, 2, the pressure gauge connecting end, 201, the sealing bulge, 3, the pipeline connecting end, 301, the first sealing ring, 302, the limiting ring, 303, the mounting groove, 304 and the second sealing ring.
Detailed Description
The utility model will be further described with reference to the drawings and specific examples to aid in understanding the context of the utility model. The method used in the utility model is a conventional method unless specified otherwise, and the raw materials and devices used are conventional commercial products unless specified otherwise.
Referring to fig. 1-3, a chemical pressure gauge joint with a self-sealing structure comprises a joint main body 1, a pressure gauge connecting end 2 and a pipeline connecting end 3, wherein the joint main body 1 is of a hollow tubular structure, and a channel for medium circulation is formed inside;
The pressure gauge connecting end 2 is arranged at one end of the joint main body 1, the end part of the pressure gauge connecting end is provided with internal threads and is used for being in threaded connection with external threads of a pressure gauge, a plurality of sealing bulges 201 are uniformly arranged on the inner side wall of the pressure gauge connecting end 2 along the circumferential direction, and the sealing bulges 201 are rubber bulge strips with triangular sections;
The pipeline connecting end 3 is arranged at the other end of the joint main body 1, an external thread is arranged on the outer surface of the pipeline connecting end 3 and used for being connected with an internal thread of a pipeline, a limiting ring 302 is fixedly connected with the outer wall of the pipeline connecting end 3, and a first sealing ring 301 used for sealing the pipeline and the pipeline connecting end 3 is arranged on the outer wall of the pipeline connecting end 3.
In the embodiment, when the pressure gauge is screwed into the pressure gauge connecting end 2, the sealing bulge 201 can be tightly attached to the outer surface of the pressure gauge to form a plurality of sealing defense lines, so that leakage of a medium from the connecting part of the pressure gauge and the joint is effectively prevented, and the sealing performance of the connecting part of the pressure gauge and the joint is improved;
When the pipeline connecting end 3 is in threaded connection with the pipeline, the pipeline can apply inward extrusion force to the first sealing ring 301 along with gradual tightening of connection, so that the first sealing ring 301 is tightly wrapped on the outer wall of the pipeline connecting end 3, a self-sealing effect is achieved, and leakage of a medium from a connecting part of the pipeline and a joint is effectively prevented.
As a technical optimization scheme of the utility model, an annular mounting groove 303 is formed in the end face, far away from the joint main body 1, of the limiting ring 302, and a second sealing ring 304 is arranged in the mounting groove 303.
In this embodiment, the second seal 304 is compressed to form another sealing barrier as the pipe end face compresses the stop collar 302.
As a technical optimization of the present utility model, the first seal ring 301 is made of a rubber material having elasticity.
In the embodiment, the elastic force of the first sealing ring 301 enables the first sealing ring 301 to tightly wrap the outer wall of the pipe connecting end 3, so as to achieve a self-sealing effect.
As a technical optimization scheme of the present utility model, the diameter of the limiting ring 302 is larger than the diameter of the pipe connecting end 3.
In this embodiment, the diameter of the limiting ring 302 is larger than that of the pipe connecting end 3, so that the limiting ring can serve as a mechanical stop for the screwing depth of the pipe, and the first sealing ring 301 is ensured to be always positioned in an effective sealing area of the inner wall of the pipe.
As a technical optimization scheme of the utility model, the joint main body 1, the pressure gauge connecting end 2 and the pipeline connecting end 3 are integrally formed.
In the embodiment, the stability and the tightness of the whole structure of the joint are ensured, and the risk of medium leakage caused by gaps at the joint is avoided.
When the pressure gauge is screwed into the pressure gauge connecting end 2, the sealing bulge 201 can be tightly attached to the outer surface of the pressure gauge to form a plurality of sealing defense lines, thereby effectively preventing the medium from leaking from the connecting part of the pressure gauge and the joint and improving the sealing performance of the connecting part of the pressure gauge and the joint;
When the pipeline connecting end 3 is in threaded connection with a pipeline, the pipeline can apply inward extrusion force to the first sealing ring 301 along with gradual tightening of connection, so that the first sealing ring 301 is tightly wrapped on the outer wall of the pipeline connecting end 3, a self-sealing effect is achieved, and when the end face of the pipeline is tightly pressed against the limiting ring 302, the second sealing ring 304 is compressed to form another sealing barrier, and leakage of a medium from a connecting part of the pipeline and the joint is effectively prevented.
In the description of the present utility model, it should be understood that the terms "left", "right", "upper", "lower", "top", "bottom", "front", "rear", "inner", "outer", "back", "middle", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must be provided with specific orientations, be configured and operated in specific orientations, and thus are not to be construed as limiting the present utility model.
However, the foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, so that the substitution of equivalent elements or equivalent variations and modifications within the scope of the utility model are intended to fall within the scope of the claims.
Claims (5)
1. The chemical pressure gauge joint with the self-sealing structure is characterized by comprising a joint main body (1), a pressure gauge connecting end (2) and a pipeline connecting end (3), wherein the joint main body (1) is of a hollow tubular structure, and a channel for medium circulation is formed in the joint main body;
The pressure gauge connecting end (2) is arranged at one end of the joint main body (1), an inner thread is arranged at the end of the pressure gauge connecting end and is used for being in threaded connection with an outer thread of a pressure gauge, a plurality of sealing bulges (201) are uniformly arranged on the inner side wall of the pressure gauge connecting end (2) along the circumferential direction, and the sealing bulges (201) are rubber bulge strips with triangular sections;
The pipeline connecting end (3) is arranged at the other end of the joint main body (1), an external thread is arranged on the outer surface of the pipeline connecting end (3) and used for being connected with an internal thread of a pipeline, a limiting ring (302) is fixedly connected with the outer wall of the pipeline connecting end (3), and a first sealing ring (301) used for sealing the pipeline and the pipeline connecting end (3) is arranged on the outer wall of the pipeline connecting end (3).
2. The chemical pressure gauge joint with the self-sealing structure of claim 1, wherein the limiting ring (302) is provided with an annular mounting groove (303) far away from the end face of the joint main body (1), and a second sealing ring (304) is arranged in the mounting groove (303).
3. A chemical manometer joint with self-sealing structure according to claim 1, characterized in that the first sealing ring (301) is made of a rubber material having elasticity.
4. The chemical manometer joint with the self-sealing structure according to claim 1, wherein the diameter of the limiting ring (302) is larger than the diameter of the connecting end (3) of the pipeline.
5. The chemical pressure gauge joint with the self-sealing structure of claim 1, wherein the joint main body (1) and the pressure gauge connecting end (2) and the pipeline connecting end (3) are respectively in an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202521326705.2U CN224214869U (en) | 2025-06-26 | 2025-06-26 | Chemical pressure gauge joint with self-sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202521326705.2U CN224214869U (en) | 2025-06-26 | 2025-06-26 | Chemical pressure gauge joint with self-sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN224214869U true CN224214869U (en) | 2026-05-08 |
Family
ID=99654764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202521326705.2U Active CN224214869U (en) | 2025-06-26 | 2025-06-26 | Chemical pressure gauge joint with self-sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN224214869U (en) |
-
2025
- 2025-06-26 CN CN202521326705.2U patent/CN224214869U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201246554Y (en) | Corrugated tube joint | |
| CN214947062U (en) | Double-thread connection round steel pipe | |
| CN209604742U (en) | A kind of air spring tee pipe coupling assembly | |
| CN210003996U (en) | quick joint | |
| CN111288230A (en) | Double-sealing structure of threaded pipe joint | |
| CN104806826A (en) | Clamp ring two-side-locked thin-walled metal pipe intertubular connecting component | |
| CN210830850U (en) | Welded end-face sealed straight-through pipe joint | |
| CN108533208B (en) | Elastic gas sealing gasket for air seal of common screw thread oil pipe and sealing method | |
| CN207961827U (en) | Pipe jointer sealing ring | |
| CN218094831U (en) | Compression molding sealed rubber pipe joint | |
| CN204025974U (en) | A kind of inflating gas cylinder joint | |
| CN222925146U (en) | Anti-drop and anti-leakage low-pressure rubber hose connector capable of giving alarm | |
| CN218326615U (en) | Modified PVC (polyvinyl chloride) pipe with good sealing effect | |
| CN220527666U (en) | Double-horn-mouth FT type cable joint | |
| CN222823921U (en) | A self-checking stainless steel corrugated hose for gas transportation | |
| CN219796529U (en) | Ceramic pipe joint for medical equipment | |
| CN223215935U (en) | Waterproof type sprinkler seal cover accessory | |
| CN223662825U (en) | A threaded ring clamp sealing pipe fitting | |
| CN223563725U (en) | A high-temperature resistant, tightly sealed hose | |
| CN212377533U (en) | Water supply PE pipeline connecting structure | |
| CN216447667U (en) | Glass fiber reinforced plastic pipeline sealing interface structure | |
| CN219734516U (en) | Automobile water pipe | |
| CN220851162U (en) | PP tuber pipe seal connection structure | |
| CN220754264U (en) | Flexible connecting pipe | |
| CN223203907U (en) | Hydraulic pipe joint with sealing layer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |