CN108799659B - Pipe joint - Google Patents
Pipe joint Download PDFInfo
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- CN108799659B CN108799659B CN201810648224.1A CN201810648224A CN108799659B CN 108799659 B CN108799659 B CN 108799659B CN 201810648224 A CN201810648224 A CN 201810648224A CN 108799659 B CN108799659 B CN 108799659B
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- telescopic
- ring
- end surface
- connecting body
- mounting groove
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/06—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe-ends
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention discloses a pipe joint, which comprises an upper connector, a lower connector, an external connecting sleeve and a telescopic sealing assembly, wherein the upper connector is connected with the lower connector through a connecting sleeve; the telescopic sealing assembly comprises a telescopic ring, a telescopic sealing ring and a telescopic elastic body; the telescopic ring is of a ring body structure, and the lower end surface of the telescopic ring extends upwards to form a sealed annular insertion groove; a plurality of telescopic elastic bodies are arranged; the plurality of telescopic elastic bodies are uniformly distributed in the annular mounting groove; the telescopic ring is inserted into the annular mounting groove and is pressed against the lower end face of the telescopic elastic body; the axial section of the telescopic sealing ring is of an inverted T-shaped structure; the upper end of the telescopic sealing ring is inserted in the sealing annular insertion groove of the telescopic ring; the lower end of the telescopic sealing ring is hermetically connected between the upper end surface of the lower connecting body and the lower end surface of the upper connecting body. The invention has the advantages of quick and convenient installation and high sealing property.
Description
Technical Field
The invention relates to a pipe body joint.
Background
At present, a pipe body joint is often needed when a plurality of pipes are butted, the existing pipe body joint generally comprises a male joint, a female joint, a sealing ring and a buckle body assembly, the male joint and the female joint are butted, then the buckle body assembly is utilized to clamp and butt the male joint and the female joint together, and the sealing ring is arranged on the butt joint surface of the male joint and the female joint so as to ensure the connection tightness of the male joint and the female joint. However, the pipe joint with such a structure is inconvenient to connect and has low sealing performance.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the problems that: provided is a pipe joint which is convenient to connect and has high sealing performance.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a pipe body joint comprises an upper connector, a lower connector, an external connecting sleeve and a telescopic sealing component; the upper connecting body is of a hollow cylinder structure, an external thread section is arranged on the outer side of the lower end of the upper connecting body, and an annular mounting groove is formed in the lower end surface of the upper connecting body; the lower connecting body is of a hollow cylinder structure; the outer connecting sleeve is of a hollow cylinder structure, and an internal thread section is arranged on the inner wall of the upper end of the outer connecting sleeve; the upper end of the lower connecting body is clamped at the inner side of the lower end of the external connecting sleeve; the external connecting sleeve is in threaded connection with the external thread section of the upper connecting body through the internal thread section; the telescopic sealing assembly is arranged on the upper end surface of the lower connecting body and the lower end surface of the upper connecting body; the telescopic sealing assembly comprises a telescopic ring, a telescopic sealing ring and a telescopic elastic body; the telescopic ring is of a ring body structure, and the lower end surface of the telescopic ring extends upwards to form a sealed annular insertion groove; a plurality of telescopic elastic bodies are arranged; the plurality of telescopic elastic bodies are uniformly distributed in the annular mounting groove; the telescopic ring is inserted into the annular mounting groove and is pressed against the lower end face of the telescopic elastic body; the axial section of the telescopic sealing ring is of an inverted T-shaped structure; the upper end of the telescopic sealing ring is inserted in the sealing annular insertion groove of the telescopic ring; the lower end of the telescopic sealing ring is hermetically connected between the upper end surface of the lower connecting body and the lower end surface of the upper connecting body.
Furthermore, an upper abutting circular ring is arranged at the upper end of the lower connecting body; the lower end of the external connecting sleeve is provided with a lower abutting circular ring; the lower end surface of the upper abutting circular ring is abutted and jointed on the upper end surface of the lower abutting circular ring; the upper end face of the upper abutting circular ring is sealed on the lower end face of the telescopic sealing ring in a fitting manner.
Further, the device also comprises a fine adjustment component; the fine adjustment component comprises a fine adjustment screw rod and a pressing plate; two sides of the lower abutting circular ring are respectively provided with an adjusting threaded hole; the fine adjustment screw rods are respectively arranged on the adjustment threaded holes on the two sides of the lower abutting circular ring; the upper end of the fine adjustment screw rod is provided with a pressing plate; the upper end surface of the pressing plate is pressed against the upper pressing ring of the lower connecting body.
Furthermore, a plurality of telescopic elastic bodies are arranged; a plurality of partition plates are uniformly arranged on the annular mounting groove on the lower end surface of the upper connecting body; the annular mounting groove is uniformly divided into a plurality of mounting spaces by the plurality of partition plates; and a telescopic elastic body is arranged in each mounting space.
Further, the height of the partition plate is smaller than the depth of the annular mounting groove.
Furthermore, the telescopic ring is made of stainless steel materials.
Further, the telescopic sealing ring is made of rubber materials.
The invention has the advantages of
The upper connector and the lower connector are connected through the external connecting sleeve, the connection is rapid and convenient, the upper connector and the lower connector are tightly butted through rotating the external connecting sleeve, meanwhile, the telescopic sealing assembly is arranged on the upper end surface of the lower connector and the lower end surface of the upper connector, the sealing performance of the connection of the upper connector and the lower connector is ensured, the telescopic sealing assembly comprises a telescopic ring, a telescopic sealing ring and a telescopic elastic body, the telescopic ring is elastically extruded and driven through the telescopic elastic body, the telescopic ring is used as a telescopic carrier of the telescopic sealing ring, so that the telescopic sealing ring is tightly attached to the upper end surface of the lower connector and the lower end surface of the upper connector, the sealing performance of the upper end surface of the lower connector and the lower end surface of the upper connector is further ensured, in addition, the fine adjustment assembly is additionally arranged, the fine adjustment assembly comprises a fine adjustment screw rod and a pressing plate, and, the upper end face of the lower connecting body is connected with the lower end face of the upper connecting body and the telescopic sealing ring more stably.
Drawings
FIG. 1 is a cross-sectional structural view of the present invention.
FIG. 2 is a schematic diagram of a split structure of an upper connector, a lower connector and an external connecting sleeve.
Fig. 3 is a schematic sectional view of the telescopic ring and the telescopic sealing ring of the present invention.
Fig. 4 is a schematic structural view of an annular mounting groove on a lower end surface of an upper connecting body according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, a pipe joint comprises an upper connector 1, a lower connector 2, an external connecting sleeve 3 and a telescopic sealing component 4; the upper connector 1 is of a hollow cylinder structure, an external thread section 12 is arranged on the outer side of the lower end of the upper connector 1, and an annular mounting groove 11 is formed in the lower end face of the upper connector 1. The lower connecting body 2 is of a hollow cylinder structure. The external connecting sleeve 3 is of a hollow cylinder structure, and the inner wall of the upper end of the external connecting sleeve 3 is provided with an internal thread section 31. The upper end of the lower connector 2 is clamped at the inner side of the lower end of the external connecting sleeve 3; the outer connecting sleeve 3 is screwed onto the outer threaded section 12 of the upper connecting body 1 via the inner threaded section 31. The telescopic sealing assembly 4 is arranged on the upper end surface of the lower connecting body 2 and the lower end surface of the upper connecting body 1; the telescopic sealing assembly 4 comprises a telescopic ring 42, a telescopic sealing ring 43 and a telescopic elastic body 41; the telescopic ring 42 is of a ring structure, and the lower end surface of the telescopic ring 42 extends upwards to form a sealed annular insertion groove 421; a plurality of the elastic bodies 41 are provided; the plurality of telescopic elastic bodies 41 are uniformly distributed in the annular mounting groove 11; the telescopic ring 42 is inserted into the annular mounting groove 11 and is pressed and abutted on the lower end surface of the telescopic elastic body 41; the axial section of the telescopic sealing ring 43 is of an inverted T-shaped structure; the upper end of the telescopic sealing ring 43 is inserted into the sealing ring-shaped insertion groove 421 of the telescopic ring 42; the lower end of the telescopic sealing ring 43 is hermetically connected between the upper end surface of the lower connector 2 and the lower end surface of the upper connector 1. More preferably, the upper end of the lower connecting body 2 is provided with an upper abutting ring 21; the lower end of the external connecting sleeve 3 is provided with a lower abutting circular ring 32; the lower end surface of the upper abutting circular ring 21 is abutted and jointed on the upper end surface of the lower abutting circular ring 32; the upper end surface of the upper abutting circular ring 21 is sealed on the lower end surface of the telescopic sealing ring 43 in a fitting manner. Further preferably, the device also comprises a fine adjustment component 5; the fine adjustment component 5 comprises a fine adjustment screw 51 and a pressing plate 52; two sides of the lower abutting ring 32 are respectively provided with an adjusting threaded hole 321; the fine adjustment screw rods 51 are respectively arranged on the adjusting threaded holes 321 on the two sides of the lower abutting circular ring 32; the upper end of the fine adjustment screw 51 is provided with a pressing plate 52; the upper end surface of the pressing plate 52 abuts against the upper abutting ring 21 of the lower connecting body 2. More preferably, in order to make the elastic pressing force more uniform, a plurality of the elastic bodies 41 are provided; a plurality of partition plates 111 are uniformly arranged on the annular mounting groove 11 on the lower end surface of the upper connecting body 1; the plurality of partition plates 111 uniformly partition the annular installation groove 11 into a plurality of installation spaces 112; each of the installation spaces 112 is provided with a telescopic elastic body 41. Further preferably, the height of the partition plate 111 is less than the depth of the annular mounting groove 11. Further preferably, the extension ring 42 is made of stainless steel. Further preferably, the telescopic sealing ring 43 is made of rubber material.
The upper connecting body 1 and the lower connecting body 2 are connected through the external connecting sleeve 3, the connection is rapid and convenient, the upper connecting body 1 and the lower connecting body 2 are tightly butted by rotating the external connecting sleeve 3, meanwhile, the telescopic sealing component 4 is arranged on the upper end surface of the lower connecting body 2 and the lower end surface of the upper connecting body 1, and the sealing performance of the connection of the upper connecting body 1 and the lower connecting body 2 is ensured, the telescopic sealing component 4 comprises a telescopic ring 42, a telescopic sealing ring 43 and a telescopic elastic body 41, the telescopic ring 42 is elastically extruded and driven through the telescopic elastic body 41, the telescopic ring 42 is used as a telescopic carrier of the telescopic sealing ring 43, so that the telescopic sealing ring 43 is tightly attached to the upper end surface of the lower connecting body 2 and the lower end surface of the upper connecting body 1, the sealing performance of the upper end surface of the lower connecting body 2 and the lower end surface of the upper connecting body 1 is further, the fine adjustment assembly 5 comprises a fine adjustment screw 51 and a pressing plate 52, the pressing plate 52 pushes and extrudes the upper end of the lower connecting body 2 by driving the fine adjustment screw 51 to rotate, so that the connection between the upper end surface of the lower connecting body 2 and the lower end surface of the upper connecting body 1 and the telescopic sealing ring 43 is more stable, and the sealing structure of the upper end surface of the lower connecting body 2 and the lower end surface of the upper connecting body 1 is ensured through multiple structures.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (3)
1. A pipe body joint is characterized by comprising an upper connector, a lower connector, an external connecting sleeve, a telescopic sealing assembly and a fine adjustment assembly; the upper connecting body is of a hollow cylinder structure, an external thread section is arranged on the outer side of the lower end of the upper connecting body, and an annular mounting groove is formed in the lower end surface of the upper connecting body; the lower connecting body is of a hollow cylinder structure; the outer connecting sleeve is of a hollow cylinder structure, and an internal thread section is arranged on the inner wall of the upper end of the outer connecting sleeve; the upper end of the lower connecting body is clamped at the inner side of the lower end of the external connecting sleeve; the external connecting sleeve is in threaded connection with the external thread section of the upper connecting body through the internal thread section; the telescopic sealing assembly is arranged on the upper end surface of the lower connecting body and the lower end surface of the upper connecting body; the telescopic sealing assembly comprises a telescopic ring, a telescopic sealing ring and a telescopic elastic body; the telescopic ring is of a ring body structure, and the lower end surface of the telescopic ring extends upwards to form a sealed annular insertion groove; a plurality of telescopic elastic bodies are arranged; the plurality of telescopic elastic bodies are uniformly distributed in the annular mounting groove; the telescopic ring is inserted into the annular mounting groove and is pressed against the lower end face of the telescopic elastic body; the axial section of the telescopic sealing ring is of an inverted T-shaped structure; the upper end of the telescopic sealing ring is inserted in the sealing annular insertion groove of the telescopic ring; the lower end of the telescopic sealing ring is hermetically connected between the upper end surface of the lower connecting body and the lower end surface of the upper connecting body; the upper end of the lower connecting body is provided with an upper abutting circular ring; the lower end of the external connecting sleeve is provided with a lower abutting circular ring; the lower end surface of the upper abutting circular ring is abutted and jointed on the upper end surface of the lower abutting circular ring; the upper end surface of the upper abutting circular ring is sealed on the lower end surface of the telescopic sealing ring in a fitting manner; the fine adjustment component comprises a fine adjustment screw rod and a pressing plate; two sides of the lower abutting circular ring are respectively provided with an adjusting threaded hole; the fine adjustment screw rods are respectively arranged on the adjustment threaded holes on the two sides of the lower abutting circular ring; the upper end of the fine adjustment screw rod is provided with a pressing plate; the upper end surface of the pressing plate is pressed against the upper pressing ring of the lower connecting body; a plurality of telescopic elastic bodies are arranged; a plurality of partition plates are uniformly arranged on the annular mounting groove on the lower end surface of the upper connecting body; the annular mounting groove is uniformly divided into a plurality of mounting spaces by the plurality of partition plates; a telescopic elastic body is arranged in each mounting space; the height of the partition plate is smaller than the depth of the annular mounting groove.
2. A body fitting as defined in claim 1, wherein said expansion ring is formed of a stainless steel material.
3. A pipe body coupling as claimed in claim 1, wherein the telescopic sealing ring is made of a rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810648224.1A CN108799659B (en) | 2018-06-22 | 2018-06-22 | Pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810648224.1A CN108799659B (en) | 2018-06-22 | 2018-06-22 | Pipe joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108799659A CN108799659A (en) | 2018-11-13 |
| CN108799659B true CN108799659B (en) | 2020-02-18 |
Family
ID=64084606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810648224.1A Active CN108799659B (en) | 2018-06-22 | 2018-06-22 | Pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108799659B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579302B (en) * | 2020-05-25 | 2023-04-25 | 江苏科华医疗器械科技有限公司 | Axial and radial floating micro blood sampling device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8800117U1 (en) * | 1988-01-08 | 1988-03-10 | APV-Rosista GmbH, 4750 Unna | Flange connection with a seal |
| DE20208081U1 (en) * | 2002-05-23 | 2002-09-19 | Kermi Gmbh, 94447 Plattling | System for sealing connections to radiators |
| KR101139766B1 (en) * | 2009-07-30 | 2012-04-27 | 대호 (주) | Couple for hydraulic line |
| CN104033675A (en) * | 2013-03-05 | 2014-09-10 | 陈志波 | U-shaped clamping opening elastic pin loose joint |
| CN205402086U (en) * | 2016-02-28 | 2016-07-27 | 响水县智诚知识产权信息服务有限公司 | Pipeline that leaks is salvageed and is used sealing member |
| CN206036442U (en) * | 2016-08-19 | 2017-03-22 | 天津市振津石油天然气工程有限公司 | Quick -operation joint that pipe is connected |
| CN207005504U (en) * | 2017-07-17 | 2018-02-13 | 何全锋 | Explosion proof joint electrically |
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2018
- 2018-06-22 CN CN201810648224.1A patent/CN108799659B/en active Active
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| Publication number | Publication date |
|---|---|
| CN108799659A (en) | 2018-11-13 |
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