CN201348102Y - Pipe joint - Google Patents
Pipe joint Download PDFInfo
- Publication number
- CN201348102Y CN201348102Y CNU2009200016663U CN200920001666U CN201348102Y CN 201348102 Y CN201348102 Y CN 201348102Y CN U2009200016663 U CNU2009200016663 U CN U2009200016663U CN 200920001666 U CN200920001666 U CN 200920001666U CN 201348102 Y CN201348102 Y CN 201348102Y
- Authority
- CN
- China
- Prior art keywords
- connecting tube
- pipe
- pipe joint
- threaded joints
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a pipe joint, comprising a first connection pipe fixed and connected with an external pipe using a welding way; a second connection pipe fixed and connected with an external pipe or an external pipe joint; a coupling pipe sleeved on the first connection pipe and for coupling the first connection pipe with the second connection pipe; and a sealing ring; wherein the sealing ring is bunted on an annular blocking part of the first connection pipe by the side end pipe wall of the screwed connection part of the second connection pipes. The pipe joint has advantages of simple structure, convenient installation, reliability and firmness and air proofness and leak prevention.
Description
Technical field
The utility model belongs to the pipe joint class, is specifically related to a kind of pipe joint.
Background technique
Patent documentation ZL02232031.8 discloses a kind of Thin Stainless Steel pipe connector, comprise stainless steel light wall pipe and standard piece joint, it is characterized in that: on the described stainless steel light wall pipe, be provided with a multiple tooth snap ring and seal ring, also have an energy along the axially movable locking nut of light wall pipe, multiple tooth snap ring and seal ring abut against together; When rotating shaft moves to multiple tooth snap ring place, just blocked by snap ring, owing to be to adopt multiple tooth snap ring as fixing, this design lacks soundness, pipe is under external force, and is loosening easily, and water leakage phenomenon is often arranged.
The model utility content
The purpose of this utility model is to provide a kind of novel pipe joint, and this joint has overcome above-mentioned deficiency, have simple in structure, easy for installation, solid and reliable, the advantage of sealed against leakage water.
The technological scheme that realizes the utility model purpose is: a kind of pipe joint comprises:
One is used for first connecting tube of fixedlying connected with external pipe by welding manner; One is used for second connecting tube of fixedlying connected with external pipe or externally connected pipe joint; One is set on described first connecting tube, is used for connecting tube that first connecting tube and second connecting tube are coupled together; With a seal ring;
An end that is used for fixedlying connected with external pipe of described first connecting tube is provided with weld part, the other end is provided with the ring-type stop part that is provided with between the sealed department that is used to be provided with described seal ring, described weld part and the sealed department to tube wall lateral direction projection;
An end that is used for fixedlying connected with external pipe or externally connected pipe joint of described second connecting tube is provided with that fixedly connected portion, the other end are provided with threaded joints, the middle part is provided with the engagement portion of being convenient to twist;
On the vestibule inwall of described connecting tube, an end is provided with threaded joints, and the other end is provided with the ring-type limited part of side direction projection in tube wall; The aperture of its limited part is less than the external diameter of the ring-type stop part of described first connecting tube, and its threaded joints matches with the threaded joints of described second connecting tube;
Described seal ring is pressed on the ring-type stop part of described first connecting tube by the side tube wall of the threaded joints of described second connecting tube.
In the technique scheme, the fixedly connected portion that is used for fixedlying connected with external pipe or externally connected pipe joint of described second connecting tube is threaded joints or weld part.
In the technique scheme, the basic shape of described weld part is the smooth tubulose of tube wall.
In the technique scheme, the threaded joints of described second connecting tube is an outside thread joint.
The utlity model has positive effect:
(1) in the utility model, described first connecting tube is fixedlyed connected with external pipe by welding manner, and is solid and reliable; Because connecting tube is set on described first connecting tube, still can on first connecting tube, rotate, but since in tube wall the aperture of the ring-type limited part of side direction projection less than the external diameter of the ring-type stop part of described first connecting tube, so junction pipe is limited on described first connecting tube, can not fall down; Turn second connecting tube can be spun on the threaded joints of second connecting tube in the tube chamber of described junction pipe, on the ring-type stop part that seal ring is pressed on described first connecting tube, thereby has the better seal effect; And the other end of second junction pipe then is connected with external pipe or externally connected pipe joint again.So the utlity model has advantage rational in infrastructure, easy for installation, solid and reliable, the antiseepage leakproof.
Description of drawings
Fig. 1 is a kind of perspective view of the present utility model;
Fig. 2 be pipe joint shown in Figure 1 partly cut open structural representation;
Fig. 3 is the decomposition texture schematic representation of pipe joint shown in Figure 1.
Reference character is: first connecting tube 1, weld part 11, sealed department 12, ring-type stop part 13, the second connecting tubes 2, fixedly connected 21, threaded joints 22, end tube wall 221, engagement portion 23, connecting tube 3, side threaded joints 31, ring-type limited part 32, seal ring 4.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 3 has shown first kind of embodiment of the present utility model, and wherein Fig. 1 is a kind of perspective view of the present utility model; Fig. 2 be pipe joint shown in Figure 1 partly cut open structural representation; Fig. 3 is the decomposition texture schematic representation of pipe joint shown in Figure 1.
Present embodiment is a kind of pipe joint, sees Fig. 1 to Fig. 3, comprising: one is used for first connecting tube 1 of fixedlying connected with external pipe by welding manner; One is used for second connecting tube 2 of fixedlying connected with external pipe or externally connected pipe joint; One is set on described first connecting tube 1, is used for connecting tube 3 that first connecting tube 1 and second connecting tube 2 are coupled together; With a seal ring 4.
An end that is used for fixedlying connected with external pipe of described first connecting tube 1 is provided with weld part 11, the other end is provided with the ring-type stop part 13 that is provided with between sealed department 12, described weld part 11 and the sealed department 12 that is used to be provided with described seal ring 4 to tube wall lateral direction projection.
An end that is used for fixedlying connected with external pipe or externally connected pipe joint of described second connecting tube 2 is provided with fixedly connected 21, the other end is provided with threaded joints 22, the middle part is provided with the engagement portion of being convenient to twist 23; The threaded joints 22 of described second connecting tube 2 is outside thread joints.
On the vestibule inwall of described connecting tube 3, an end is provided with threaded joints 31, and the other end is provided with the ring-type limited part 32 of side direction projection in tube wall; The aperture of its limited part 32 is less than the external diameter of the ring-type stop part 13 of described first connecting tube 1, and its threaded joints 31 matches with the threaded joints 22 of described second connecting tube 2.
Described seal ring 4 is pressed on the ring-type stop part 13 of described first connecting tube 1 by the side tube wall 221 of the threaded joints 22 of described second connecting tube 2.
Fixedly connected 21 of described second connecting tube 2 is threaded joints, and second connecting tube 2 in the present embodiment is to be used for the threaded joints of fixedlying connected with the externally connected pipe joint.In concrete practice, also can make fixedly connected 21 of this second connecting tube 2 weld part of welding usefulness, be used for being connected with external pipeline welding.
The basic shape of described weld part is the smooth tubulose of tube wall.
In the present embodiment, described first connecting tube is fixedlyed connected with external pipe by welding manner, and is solid and reliable; Because connecting tube is set on described first connecting tube, still can on first connecting tube, rotate, but owing to, can not fall down so junction pipe is limited on described first connecting tube less than the external diameter of the ring-type stop part of described first connecting tube in the aperture of ring-type limited part; Turn second connecting tube can be spun on the threaded joints of second connecting tube in the tube chamber of described junction pipe, on the ring-type stop part that seal ring is pressed on described first connecting tube, thereby has the better seal effect; And the other end of second junction pipe then is connected with external pipe or externally connected pipe joint again.So that present embodiment has is rational in infrastructure, easy for installation, solid and reliable, the advantage of antiseepage leakproof.
In addition,, then can be used for connecting metallic conduit,, also can be used for connecting plastic pipe if adopt plastics to make if first connecting tube in the present embodiment and second connecting tube adopt metal to make.
Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to mode of execution of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all mode of executions.And these belong to conspicuous variation or the change that spirit of the present utility model extended out and still are among the protection domain of the present utility model.
Claims (4)
1, a kind of pipe joint comprises:
One is used for first connecting tube (1) of fixedlying connected with external pipe by welding manner;
One is used for second connecting tube (2) of fixedlying connected with external pipe or externally connected pipe joint;
One is set in described first connecting tube (1) and goes up, is used for connecting tube (3) that first connecting tube (1) and second connecting tube (2) are coupled together;
With a seal ring (4);
An end that is used for fixedlying connected with external pipe of described first connecting tube (1) is provided with weld part (11), the other end is provided with the ring-type stop part (13) that is provided with between the sealed department (12) that is used to be provided with described seal ring (4), described weld part (11) and the sealed department (12) to tube wall lateral direction projection;
An end that is used for fixedlying connected with external pipe or externally connected pipe joint of described second connecting tube (2) is provided with that fixedly connected (21), the other end are provided with threaded joints (22), the middle part is provided with the engagement portion of being convenient to twist (23);
On the vestibule inwall of described connecting tube (3), an end is provided with threaded joints (31), and the other end is provided with the ring-type limited part (32) of side direction projection in tube wall; The aperture of its limited part (32) is less than the external diameter of the ring-type stop part (13) of described first connecting tube (1), and its threaded joints (31) matches with the threaded joints (22) of described second connecting tube (2);
Described seal ring (4) is pressed on the ring-type stop part (13) of described first connecting tube (1) by the side tube wall (221) of the threaded joints (22) of described second connecting tube (2).
2, pipe joint according to claim 1 is characterized in that: fixedly connected (21) being used for fixedlying connected with external pipe or externally connected pipe joint of described second connecting tube (2) are threaded joints or weld part.
3, pipe joint according to claim 2 is characterized in that: the basic shape of described weld part is the smooth tubulose of tube wall.
4, pipe joint according to claim 1 is characterized in that: the threaded joints (22) of described second connecting tube (2) is an outside thread joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200016663U CN201348102Y (en) | 2009-01-01 | 2009-01-01 | Pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200016663U CN201348102Y (en) | 2009-01-01 | 2009-01-01 | Pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201348102Y true CN201348102Y (en) | 2009-11-18 |
Family
ID=41367570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200016663U Expired - Fee Related CN201348102Y (en) | 2009-01-01 | 2009-01-01 | Pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201348102Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102135211A (en) * | 2010-01-09 | 2011-07-27 | 诺马德国有限责任公司 | Coupling element |
| CN102518887A (en) * | 2011-12-20 | 2012-06-27 | 西安天厚滤清技术有限责任公司 | Sealing part of connecting pipe |
| CN105358890A (en) * | 2013-07-09 | 2016-02-24 | 诺信控股有限责任及两合公司 | Adjustable-length adapter set for connecting system parts of plastics processing systems to pipelines |
| CN107035924A (en) * | 2017-06-01 | 2017-08-11 | 曾广新 | Built-in sealed connection unit, component and pipe-line system |
| CN109114321A (en) * | 2018-10-23 | 2019-01-01 | 黄子颢 | A kind of pipeline connecting assemble and pipeline |
| CN112160386A (en) * | 2020-10-31 | 2021-01-01 | 玉环康宇铜业有限公司 | Strainer |
-
2009
- 2009-01-01 CN CNU2009200016663U patent/CN201348102Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102135211A (en) * | 2010-01-09 | 2011-07-27 | 诺马德国有限责任公司 | Coupling element |
| CN102518887A (en) * | 2011-12-20 | 2012-06-27 | 西安天厚滤清技术有限责任公司 | Sealing part of connecting pipe |
| CN102518887B (en) * | 2011-12-20 | 2014-05-28 | 西安天厚滤清技术有限责任公司 | Sealing part of connecting pipe |
| CN105358890A (en) * | 2013-07-09 | 2016-02-24 | 诺信控股有限责任及两合公司 | Adjustable-length adapter set for connecting system parts of plastics processing systems to pipelines |
| CN105358890B (en) * | 2013-07-09 | 2017-10-24 | 诺信控股有限责任及两合公司 | Adjustable-length adapter set for connecting system parts of plastics processing systems to pipelines |
| US10156311B2 (en) | 2013-07-09 | 2018-12-18 | Nordson Corporation | Length-adjustable adapter device for connecting a system part of a plastics processing system to a pipeline |
| CN107035924A (en) * | 2017-06-01 | 2017-08-11 | 曾广新 | Built-in sealed connection unit, component and pipe-line system |
| CN109114321A (en) * | 2018-10-23 | 2019-01-01 | 黄子颢 | A kind of pipeline connecting assemble and pipeline |
| CN112160386A (en) * | 2020-10-31 | 2021-01-01 | 玉环康宇铜业有限公司 | Strainer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG TIANLI JIUTIAN PIPE INDUSTRY CO., LTD. Free format text: FORMER OWNER: RUAN JICHENG Effective date: 20131227 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 325604 WENZHOU, ZHEJIANG PROVINCE TO: 325600 WENZHOU, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131227 Address after: 325600, No. seventeen, No. 221, weft Road, Yueqing Economic Development Zone, Zhejiang, Zhejiang (B Electric Co., Ltd.) Patentee after: Zhejiang Tianli long Tian tube industry limited company Address before: Yueqing City, Zhejiang province 325604 Liushi Zhen Xi Xing Road No. 113 Patentee before: Ruan Jicheng |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091118 Termination date: 20160101 |
|
| EXPY | Termination of patent right or utility model |