CN202418954U - Joint - Google Patents
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- Publication number
- CN202418954U CN202418954U CN2011205529210U CN201120552921U CN202418954U CN 202418954 U CN202418954 U CN 202418954U CN 2011205529210 U CN2011205529210 U CN 2011205529210U CN 201120552921 U CN201120552921 U CN 201120552921U CN 202418954 U CN202418954 U CN 202418954U
- Authority
- CN
- China
- Prior art keywords
- joint
- steel pipe
- back segment
- pipe joint
- opening
- 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 discloses a joint which comprises a steel pipe joint (1). The steel pipe joint (1) comprises a front section (4) and a rear section (5), the front section (4) and the rear section (5) both are hollow cylinders. The external diameter of the bottom face of the front section (4) is larger than the external diameter of the bottom face of the rear section (5), the outer wall of the rear section (5) is connected with a sealing joint (2), the sealing joint (2) is provided with a front opening (6) and a rear opening (7), and a sealing ring (3) is arranged on the connection position of the front opening (6) and the rear opening (7). The joint can be used for fixing steel pipe joints and has good sealing performance.
Description
Technical field
The utility model relates to the steel tube performance Detection range, especially relates to a kind of joint.
Background technique
Traditional steel pipe joint is the hollow cylinder that an inwall is provided with screw thread, and steel pipe is when carrying out the tightness detection, and the steel pipe joint steadiness of hollow cylinder is bad, slides easily.Therefore need a kind of joint of design, can guarantee that steel pipe stablizing in detection do not slide.
The model utility content
The utility model is in order to solve the bad problem of steel pipe joint steadiness in the present steel pipe tightness detection; A kind of joint is provided for this reason; Comprise steel pipe joint 1; Said steel pipe joint 1 comprises leading portion 4 and back segment 5, and said leading portion 4 is hollow cylinder with back segment 5, and leading portion 4 bottom surface external diameters are greater than back segment 5 bottom surface external diameters; Be connected with a SEALING FITTING 2 on said back segment 5 outer walls, said SEALING FITTING 2 comprises opening 6 and fixed end 7, and the joint of said opening 6 and fixed end 7 is provided with a seal ring 3.
The utility model joint, said steel pipe joint 1 back segment 5 outer walls are provided with outside thread, and said SEALING FITTING 2 openings 6 inwalls are provided with internal thread, outside thread on said steel pipe joint 1 back segment 5 outer walls and the internal thread equal in length on SEALING FITTING 2 openings 6 inwalls.
The beneficial effect of the utility model is:
Because the back segment in steel pipe joint has added a SEALING FITTING, and is provided with a seal ring in the joint, therefore can either steel pipe joint be fixed, also guaranteed good airproof performance, the utility model can be made into the joint of different size according to the diameter of steel pipe.
Description of drawings
The utility model will explain through example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is the sectional view of the utility model;
Fig. 2 is the schematic representation of the utility model.
Embodiment
Disclosed all characteristics in this specification, or the step in disclosed all methods or the process except mutually exclusive characteristic and/or the step, all can make up by any way.
Disclosed arbitrary characteristic in this specification (comprising any accessory claim, summary and accompanying drawing) is only if special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, only if special narration, each characteristic is an example in a series of equivalences or the similar characteristics.
Joint as depicted in figs. 1 and 2 comprises steel pipe joint 1, and said steel pipe joint 1 comprises leading portion 4 and back segment 5, and said leading portion 4 is hollow cylinder with back segment 5, and leading portion 4 bottom surface external diameters are greater than back segment 5 bottom surface external diameters; Be connected with a SEALING FITTING 2 on said back segment 5 outer walls, said SEALING FITTING 2 comprises opening 6 and fixed end 7, and the joint of said opening 6 and fixed end 7 is provided with a seal ring 3.Said steel pipe joint 1 back segment 5 outer walls are provided with outside thread, and said SEALING FITTING 2 openings 6 inwalls are provided with internal thread, outside thread on said steel pipe joint 1 back segment 5 outer walls and the internal thread equal in length on SEALING FITTING 2 openings 6 inwalls.The utility model has been owing to added a SEALING FITTING at the back segment of steel pipe joint, and is provided with a seal ring in the joint, therefore can either steel pipe joint be fixed, and also guaranteed good airproof performance; The utility model can be made into the joint of different size according to the diameter of steel pipe.
The utility model is not limited to aforesaid embodiment.The utility model expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (2)
1. a joint comprises steel pipe joint (1), it is characterized in that: said steel pipe joint (1) comprises leading portion (4) and back segment (5), and said leading portion (4) and back segment (5) are hollow cylinder, and leading portion (4) bottom surface external diameter is greater than back segment (5) bottom surface external diameter; Be connected with a SEALING FITTING (2) on said back segment (5) outer wall, said SEALING FITTING (2) comprises opening (6) and fixed end (7), and the joint of said opening (6) and fixed end (7) is provided with a seal ring (3).
2. joint according to claim 1; It is characterized in that: said steel pipe joint (1) back segment (5) outer wall is provided with outside thread; Said SEALING FITTING (2) opening (6) inwall is provided with internal thread; Fixed end (7) outer wall is provided with screw thread, the internal thread equal in length on outside thread on said steel pipe joint (1) back segment (5) outer wall and SEALING FITTING (2) opening (6) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205529210U CN202418954U (en) | 2011-12-27 | 2011-12-27 | Joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205529210U CN202418954U (en) | 2011-12-27 | 2011-12-27 | Joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202418954U true CN202418954U (en) | 2012-09-05 |
Family
ID=46743717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205529210U Expired - Fee Related CN202418954U (en) | 2011-12-27 | 2011-12-27 | Joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202418954U (en) |
-
2011
- 2011-12-27 CN CN2011205529210U patent/CN202418954U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20121227 |