CN220320557U - Pipeline connecting joint with sealing ring and clamping ring axial movement preventing function - Google Patents
Pipeline connecting joint with sealing ring and clamping ring axial movement preventing function Download PDFInfo
- Publication number
- CN220320557U CN220320557U CN202322072437.3U CN202322072437U CN220320557U CN 220320557 U CN220320557 U CN 220320557U CN 202322072437 U CN202322072437 U CN 202322072437U CN 220320557 U CN220320557 U CN 220320557U
- Authority
- CN
- China
- Prior art keywords
- ring
- clamping
- pipeline
- sealing
- peripheral wall
- 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
- 238000007789 sealing Methods 0.000 title claims abstract description 72
- 230000002093 peripheral effect Effects 0.000 claims abstract description 50
- 239000000463 material Substances 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 9
- 239000007769 metal material Substances 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 238000003754 machining Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 230000008901 benefit Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a pipeline connecting joint with the function of preventing a sealing ring and a clamping ring from moving axially, which comprises a joint body, wherein the sealing ring and the clamping ring are embedded in the inner side of at least one connecting port of the joint body from inside to outside in sequence; a first annular caulking groove is formed in the inner peripheral wall of the connecting port in a machining mode, and the outer edge of the sealing ring is embedded in the first annular caulking groove; the inner peripheral wall of the connecting port is provided with a second annular caulking groove in a machining mode, the outer edge of the clamping ring is embedded in the second annular caulking groove, and two ends of the clamping ring in the axial direction are abutted against two ends of the second annular caulking groove; the utility model can improve the reliability and the firmness of the joint body and the pipeline after clamping and pressing, and can improve the sealing effect of the sealing ring on the gap between the joint body and the pipeline.
Description
Technical Field
The utility model relates to the technical field of pipeline connecting joints, in particular to a pipeline connecting joint with a function of preventing a sealing ring and a clamping ring from moving axially.
Background
The pipeline connecting joint is a device for connecting pipelines, and at present, chinese patent publication number: CN112178309a discloses a thick-wall clamping-pressing pipe fitting, this thick-wall clamping-pressing pipe fitting when using, the thick-wall steel pipe body stretches into the inboard of first flaring section, and the tip of the thick-wall steel pipe body is located first spacing step department, sealing washer, location retaining ring and ring gear are installed in proper order to the second flaring section, and the sealing washer is located the spacing step department of second, after installing the thick-wall steel pipe body, then can use clamping-pressing equipment, inwards extrude second flaring section part, make the second flaring section collapse, thereby extrude sealing washer, location retaining ring and ring gear, make it laminate between the thick-wall steel pipe body and second flaring section, in order to guarantee leakproofness and stability, this connection structure utilizes specialized tool crimping to make the thick-wall pipe body warp, thereby make the thick-wall pipe body and the thick-wall steel pipe body connect completion in the twinkling of an eye.
However, when the thick-wall clamping and pressing pipe fitting is actually used, the toothed ring inside the thick-wall clamping and pressing pipe fitting does not have an axial limiting function, so that after the thick-wall steel pipe body is clamped and pressed by the toothed ring and the thick-wall clamping and pressing pipe fitting, the thick-wall steel pipe body is easy to axially move relative to the thick-wall clamping and pressing pipe fitting, and further the reliability and firmness of the thick-wall steel pipe body and the thick-wall clamping and pressing pipe fitting after clamping and pressing can be influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the pipeline connecting joint with the function of preventing the sealing ring and the clamping ring from axially moving, and the clamping ring and the sealing ring inside the pipeline connecting joint are respectively provided with an axial limiting structure, so that the reliability and the firmness of the joint body and the pipeline after clamping can be improved, and the sealing effect of the sealing ring on a gap between the joint body and the pipeline can be improved.
The utility model relates to a pipeline connecting joint with an anti-axial movement function of a sealing ring and a clamping ring, which comprises a joint body, wherein the sealing ring and the clamping ring are sequentially embedded from inside to outside at the inner side of at least one connecting port of the joint body; when one end of the pipeline sequentially passes through the clamping ring and the sealing ring and is inserted into the joint body, and after the connecting port is extruded by the clamping tool, the clamping ring is used for clamping the pipeline to prevent the pipeline from being separated from the joint body, and the sealing ring is used for sealing a gap between the joint body and the pipeline to prevent leakage of fluid in the joint body and the pipeline; a first annular caulking groove is formed in the inner peripheral wall of the connecting port in a machining mode, and the outer edge of the sealing ring is embedded in the first annular caulking groove; the inner peripheral wall of the connecting port is provided with a second annular caulking groove in a machining mode, the outer edge of the clamping ring is embedded in the second annular caulking groove, and two ends of the clamping ring in the axial direction are abutted against two ends of the second annular caulking groove.
By adopting the structure, the axial limiting purpose can be realized between the clamping ring and the sealing ring and the joint body under the action of the first annular caulking groove and the second annular caulking groove, so that the reliability and the firmness of the joint body and the pipeline after clamping can be improved, and the sealing effect of the sealing ring on the gap between the joint body and the pipeline can be improved.
The utility model relates to a pipeline connecting joint with an anti-sealing ring and clamping ring axial movement function, wherein the pipeline connecting joint further comprises a leakage-proof ring made of high-temperature resistant materials, the leakage-proof ring is arranged between the sealing ring and the clamping ring, the outer edge of the leakage-proof ring is embedded in a second annular caulking groove, the inner end part of the leakage-proof ring is abutted against the inner end part of the second annular caulking groove, the outer end part of the leakage-proof ring is abutted against the inner end part of the clamping ring, the leakage-proof ring is used for allowing one end of a pipeline to pass through, after a connecting port is extruded by a clamping tool, the inner peripheral wall of the leakage-proof ring is used for tightly sealing with the outer peripheral wall of the pipeline, and the outer peripheral wall of the leakage-proof ring is used for tightly sealing with the inner peripheral wall of the connecting port; through the setting of leak protection circle, when pipeline attach fitting and pipeline are in high temperature environment, for example when taking place the conflagration, even when the sealing washer produces the melting phenomenon because of the high temperature, under the effect of leak protection circle, also can guarantee that pipeline attach fitting and pipeline are in sealing connection's state to can avoid the leakage of the fluid in pipeline attach fitting and the pipeline, for example can prevent the leakage of combustible fluid such as gas, and then can eliminate the potential safety hazard.
The pipeline connecting joint with the function of preventing the sealing ring and the clamping ring from moving axially, wherein the leakage-proof ring is made of high-temperature-resistant metal materials; after the anti-leakage ring is made of high-temperature-resistant metal materials, the anti-leakage ring has the advantages of good high-temperature-resistant effect and high reliability, and for example, the anti-leakage ring can be made of stainless steel materials or copper materials.
The pipe connecting joint with the function of preventing the sealing ring and the clamping ring from moving axially comprises a check ring, wherein the check ring is positioned on one side, far away from the sealing ring, of the clamping ring, the outer edge of the check ring is embedded in a second annular caulking groove, the inner end part of the check ring abuts against the outer end part of the clamping ring, the outer end part of the check ring abuts against the outer end part of the second annular caulking groove, and the check ring is used for allowing one end of a pipe to pass through; when the connecting port is extruded by the clamping tool, the inner peripheral wall of the retainer ring is used for tightly sealing with the outer peripheral wall of the pipeline, and the outer peripheral wall of the retainer ring is used for tightly sealing with the inner peripheral wall of the connecting port; through the setting of retaining ring, and the retaining ring is located the retaining ring and keep away from one side of sealing washer, after the connector receives the extrusion of card pressure instrument, the inner peripheral wall of retaining ring is used for hugging closely sealedly with the outer peripheral wall of pipeline, the outer peripheral wall of retaining ring is used for hugging closely sealedly with the inner peripheral wall of connector to after the one end card of connector and pipeline is pressed, the retaining ring can block the rainwater and enter into in the connector, and then can avoid the card pressure ring to appear by the circumstances of rainwater corruption, can ensure stability and reliability after pipeline and the joint body coupling.
The pipe connecting joint with the function of preventing the sealing ring and the clamping ring from moving axially, wherein the retainer ring is made of plastic materials; after the retainer ring is made of plastic materials, the retainer ring has the advantage of good anti-corrosion effect, for example, the retainer ring can be made of polytetrafluoroethylene.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
FIG. 1 is a schematic cross-sectional view of the present utility model;
FIG. 2 is a schematic cross-sectional view of an end of a conduit inserted into a connection port of the present utility model;
fig. 3 is an enlarged schematic view of the structure of fig. 2 at a.
Detailed Description
Various embodiments of the utility model are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in some embodiments of the utility model, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.
In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the utility model solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
As shown in fig. 1-3, the pipeline connecting joint with the function of preventing the sealing ring and the clamping ring from moving axially comprises a joint body 1, wherein the sealing ring 2 and the clamping ring 3 are sequentially embedded from inside to outside inside at least one connecting port 11 of the joint body 1; when one end of the pipe 4 sequentially passes through the clamping ring 3 and the sealing ring 2 and is inserted into the joint body 1, and after the connecting port 11 is extruded by the clamping tool, the clamping ring 3 is used for clamping the pipe 4 to prevent the pipe 4 from being separated from the joint body 1, and the sealing ring 2 is used for sealing a gap between the joint body 1 and the pipe 4 to prevent fluid in the joint body 1 and the pipe 4 from leaking; a first annular caulking groove 111 is formed on the inner peripheral wall of the connecting port 11 in a machining mode, and the outer edge of the sealing ring 2 is embedded in the first annular caulking groove 111; the inner peripheral wall of the connecting port 11 is provided with a second annular caulking groove 112, the outer edge of the clamping ring 3 is embedded in the second annular caulking groove 112, and two ends of the clamping ring 3 in the axial direction are propped against two ends of the second annular caulking groove 112.
The pipeline connecting joint further comprises a leakage preventing ring 5 made of high-temperature resistant materials, the leakage preventing ring 5 is arranged between the sealing ring 2 and the clamping ring 3, the outer edge of the leakage preventing ring 5 is embedded in the second annular caulking groove 112, the inner end of the leakage preventing ring 5 abuts against the inner end of the second annular caulking groove 112, the outer end of the leakage preventing ring 5 abuts against the inner end of the clamping ring 3, the leakage preventing ring 5 is used for allowing one end of the pipeline 4 to pass through, when the connecting port 11 is extruded by the clamping tool, the inner peripheral wall of the leakage preventing ring 5 is used for tightly sealing with the outer peripheral wall of the pipeline 4, and the outer peripheral wall of the leakage preventing ring 5 is used for tightly sealing with the inner peripheral wall of the connecting port 11; through the setting of leak protection circle, when pipeline attach fitting and pipeline are in high temperature environment, for example when taking place the conflagration, even when the sealing washer produces the melting phenomenon because of the high temperature, under the effect of leak protection circle, also can guarantee that pipeline attach fitting and pipeline are in sealing connection's state to can avoid the leakage of the fluid in pipeline attach fitting and the pipeline, for example can prevent the leakage of combustible fluid such as gas, and then can eliminate the potential safety hazard.
The leakage preventing ring 5 is made of high temperature resistant metal material; after the anti-leakage ring is made of high-temperature-resistant metal materials, the anti-leakage ring has the advantages of good high-temperature-resistant effect and high reliability, and for example, the anti-leakage ring can be made of stainless steel materials or copper materials.
The pipeline connecting joint further comprises a check ring 6, the check ring 6 is positioned on one side of the clamping ring 3 away from the sealing ring 2, the outer edge of the check ring 6 is embedded in the second annular caulking groove 112, the inner end part of the check ring 6 abuts against the outer end part of the clamping ring 3, the outer end part of the check ring 6 abuts against the outer end part of the second annular caulking groove 112, and the check ring 6 is used for allowing one end of the pipeline 4 to pass through; when the connecting port 11 is extruded by the clamping tool, the inner peripheral wall of the retainer ring 6 is used for tightly sealing with the outer peripheral wall of the pipeline 4, and the outer peripheral wall of the retainer ring 6 is used for tightly sealing with the inner peripheral wall of the connecting port 11; through the setting of retaining ring, and the retaining ring is located the retaining ring and keep away from one side of sealing washer, after the connector receives the extrusion of card pressure instrument, the inner peripheral wall of retaining ring is used for hugging closely sealedly with the outer peripheral wall of pipeline, the outer peripheral wall of retaining ring is used for hugging closely sealedly with the inner peripheral wall of connector to after the one end card of connector and pipeline is pressed, the retaining ring can block the rainwater and enter into in the connector, and then can avoid the card pressure ring to appear by the circumstances of rainwater corruption, can ensure stability and reliability after pipeline and the joint body coupling.
The retainer ring 6 is made of plastic material; after the retainer ring is made of plastic materials, the retainer ring has the advantage of good anti-corrosion effect, for example, the retainer ring can be made of polytetrafluoroethylene.
When the anti-leakage joint is connected with a pipeline, firstly, one end of the pipeline sequentially passes through the check ring, the clamping ring, the anti-leakage ring and the sealing ring and then is inserted into the connecting port on the joint body, then the clamping tool clamps and presses the connecting port on the joint body, after the connecting port is extruded by the clamping tool, the clamping ring can clamp the pipeline so as to prevent the pipeline from being separated from the joint body, the inner peripheral wall of the sealing ring can be tightly sealed with the outer peripheral wall of the pipeline, the outer peripheral wall of the sealing ring can be tightly sealed with the inner peripheral wall of the connecting port, meanwhile, the inner peripheral wall of the anti-leakage ring can be tightly sealed with the outer peripheral wall of the pipeline, in addition, the inner peripheral wall of the check ring can be tightly sealed with the outer peripheral wall of the pipeline, and the outer peripheral wall of the check ring can be tightly sealed with the inner peripheral wall of the connecting port; through the arrangement of the leakage-proof ring, when the pipeline connecting joint and the pipeline are in a high-temperature environment, for example, when a fire disaster occurs, even if the sealing ring is melted due to high temperature, the pipeline connecting joint and the pipeline can be ensured to be in a sealed connection state under the action of the leakage-proof ring, so that the leakage of fluid in the pipeline connecting joint and the pipeline can be avoided, for example, the leakage of combustible fluid such as fuel gas can be prevented, and potential safety hazards can be eliminated; in addition, through the setting of retaining ring, the retaining ring can block in the rainwater enters into the connector, and then can avoid clamping ring and leak protection circle to appear by the circumstances of rainwater corruption, can ensure stability and reliability after pipeline and joint body are connected.
The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present utility model, should be included in the scope of the claims of the present utility model.
Claims (5)
1. The pipeline connecting joint with the function of preventing the sealing ring and the clamping ring from moving axially comprises a joint body (1), wherein the sealing ring (2) and the clamping ring (3) are sequentially embedded from inside to outside in the inner side of at least one connecting port (11) of the joint body (1); when one end of the pipeline (4) sequentially passes through the clamping ring (3) and the sealing ring (2) and is inserted into the joint body (1), and after the connecting port (11) is extruded by the clamping tool, the clamping ring (3) is used for clamping the pipeline (4) to prevent the pipeline (4) from being separated from the joint body (1), and the sealing ring (2) is used for sealing a gap between the joint body (1) and the pipeline (4) to prevent fluid in the joint body (1) and the pipeline (4) from leaking; the method is characterized in that: a first annular caulking groove (111) is formed in the inner peripheral wall of the connecting port (11), and the outer edge of the sealing ring (2) is embedded in the first annular caulking groove (111); the inner peripheral wall of the connecting port (11) is provided with a second annular caulking groove (112), the outer edge of the clamping ring (3) is embedded in the second annular caulking groove (112), and two ends of the clamping ring (3) in the axial direction are abutted against two ends of the second annular caulking groove (112).
2. The pipe connection joint with the function of preventing axial movement of a sealing ring and a clamping ring according to claim 1, further comprising a leakage-proof ring (5) made of a high-temperature-resistant material, wherein the leakage-proof ring (5) is arranged between the sealing ring (2) and the clamping ring (3), the outer edge of the leakage-proof ring (5) is embedded in the second annular embedded groove (112), the inner end part of the leakage-proof ring (5) abuts against the inner end part of the second annular embedded groove (112), the outer end part of the leakage-proof ring (5) abuts against the inner end part of the clamping ring (3), the leakage-proof ring (5) is used for allowing one end of a pipe (4) to pass through, and after a connecting port (11) is extruded by a clamping tool, the inner peripheral wall of the leakage-proof ring (5) is used for tightly sealing with the outer peripheral wall of the pipe (4), and the outer peripheral wall of the leakage-proof ring (5) is used for tightly sealing with the inner peripheral wall of the connecting port (11).
3. The pipe connection joint with the function of preventing axial movement of the sealing ring and the clamping ring according to claim 2, wherein the leakage preventing ring (5) is made of a high-temperature resistant metal material.
4. A pipe connection joint with an anti-axial movement function of a sealing ring and a clamping ring according to any one of claims 1-3, characterized in that the pipe connection joint further comprises a retainer ring (6), the retainer ring (6) is located on one side of the clamping ring (3) away from the sealing ring (2), the outer edge of the retainer ring (6) is embedded in the second annular caulking groove (112), the inner end of the retainer ring (6) abuts against the outer end of the clamping ring (3), the outer end of the retainer ring (6) abuts against the outer end of the second annular caulking groove (112), and the retainer ring (6) is used for allowing one end of a pipe (4) to pass through; when the connecting port (11) is extruded by the clamping tool, the inner peripheral wall of the retainer ring (6) is used for tightly sealing with the outer peripheral wall of the pipeline (4), and the outer peripheral wall of the retainer ring (6) is used for tightly sealing with the inner peripheral wall of the connecting port (11).
5. A pipe connection joint with an anti-axial movement function of the sealing ring and the clamping ring according to claim 4, characterized in that the retainer ring (6) is made of plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322072437.3U CN220320557U (en) | 2023-08-03 | 2023-08-03 | Pipeline connecting joint with sealing ring and clamping ring axial movement preventing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322072437.3U CN220320557U (en) | 2023-08-03 | 2023-08-03 | Pipeline connecting joint with sealing ring and clamping ring axial movement preventing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220320557U true CN220320557U (en) | 2024-01-09 |
Family
ID=89413044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322072437.3U Active CN220320557U (en) | 2023-08-03 | 2023-08-03 | Pipeline connecting joint with sealing ring and clamping ring axial movement preventing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220320557U (en) |
-
2023
- 2023-08-03 CN CN202322072437.3U patent/CN220320557U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101505678B1 (en) | Non-serviceable fluid coupling | |
| KR910008123Y1 (en) | Fluid coupling | |
| JP2002533639A (en) | Pipe coupling | |
| JPS5916157B2 (en) | Sealing method | |
| US11774015B2 (en) | Pipe joint | |
| CN220320557U (en) | Pipeline connecting joint with sealing ring and clamping ring axial movement preventing function | |
| JP4939686B2 (en) | Pipe fitting | |
| EP3425249B1 (en) | Press-connect fitting with membrane seal | |
| CN220337691U (en) | Pipeline connecting joint with good sealing effect | |
| CN220337703U (en) | Pipeline connecting joint with high temperature resistance and leakage prevention functions | |
| US20050040649A1 (en) | Connecting structure for a thermoplastic tube, integrated assembly and method | |
| CN220320558U (en) | Pipeline connecting joint with high clamping and pressing firmness | |
| CN209991036U (en) | Pipeline connecting structure and pipeline system | |
| US20040222630A1 (en) | Connecting structure for a thermoplastic tube, integrated assembly and method | |
| US4662660A (en) | Weldless high-pressure pipe fitting | |
| CN212251551U (en) | Non-welded pipeline sealing joint | |
| CN210566870U (en) | Quick joint for water pipe | |
| CN221097866U (en) | Joint for pipeline connection | |
| CN208381562U (en) | A kind of gas pipeline no-dig technique liner reparation connector | |
| CN208793857U (en) | A kind of socket joint connecting pipe | |
| CN214618297U (en) | Pipe connector and aeroengine | |
| CN214466256U (en) | Ball valve with novel sealing structure | |
| CN220851212U (en) | Elbow convenient for pipeline connection | |
| CN221097874U (en) | Combined rubber tube joint | |
| CN217401971U (en) | Leak-proof sealing ring for clamping and pressing pipe fitting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |