CN220688288U - Metal hard sealing joint device - Google Patents
Metal hard sealing joint device Download PDFInfo
- Publication number
- CN220688288U CN220688288U CN202322328659.7U CN202322328659U CN220688288U CN 220688288 U CN220688288 U CN 220688288U CN 202322328659 U CN202322328659 U CN 202322328659U CN 220688288 U CN220688288 U CN 220688288U
- Authority
- CN
- China
- Prior art keywords
- nut
- metal
- connecting pipe
- metal hard
- hard sealing
- 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.)
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 41
- 239000002184 metal Substances 0.000 title claims abstract description 32
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 210000002445 nipple Anatomy 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Joints With Pressure Members (AREA)
Abstract
The utility model discloses a metal hard sealing joint device, which relates to the technical field of metal hard sealing and comprises a short connecting pipe, wherein the front end of the short connecting pipe is provided with a fixed head, the front end of the fixed head is provided with a nut, the inside of the nut is provided with a sealing gasket, the side wall of the nut is provided with a detection port, the front end of the nut is provided with an external thread connecting nut, and the front end of the external thread connecting nut is provided with a long connecting pipe. The metal hard sealing joint device is simple to operate during installation and disassembly, does not need to consume too much time, is convenient to replace a metal gasket, saves the time for overhauling the metal hard sealing joint, and has higher overhauling efficiency.
Description
Technical Field
The utility model relates to the technical field of metal hard sealing, in particular to a metal hard sealing joint device.
Background
The existing metal pipe connection modes are various connection modes such as compression type, clamping type, ring type, clamping sleeve type, groove clamp type and the like.
When the existing metal hard sealing joint is used, in order to ensure enough sealing conditions, a tight connection mode is used, so that the metal hard sealing joint is troublesome in disassembly, the aging phenomenon of the sealing gasket in the metal can occur after the metal hard sealing joint is long in time, the metal hard sealing joint needs to be replaced regularly, the traditional metal hard sealing joint is very troublesome in disassembly, long time is consumed in replacement of the sealing gasket, certain adverse effects are brought to people in the metal hard sealing joint maintenance process, and in order to solve the defects in the prior art, the metal hard sealing joint device is provided.
Disclosure of Invention
The utility model mainly aims to provide a metal hard sealing joint device which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a metal seal joint device firmly, includes the short connecting pipe, the front end of short connecting pipe is provided with the fixed head, the front end of fixed head is provided with the nut, the inside of nut is provided with sealing washer.
Preferably, the lateral wall of nut is provided with the detection mouth, the front end of nut is provided with external screw thread coupling nut, external screw thread coupling nut's front end is provided with long connecting pipe.
Preferably, the short connecting pipe is fixedly connected with the fixing head, a threaded interface is arranged between the fixing head and the screw cap, and the fixing head is detachably connected with the screw cap through the arranged threaded interface.
Preferably, a mounting interface is arranged between the sealing gasket and the inside of the screw cap, and the sealing gasket is detachably connected with the screw cap through the arranged mounting interface.
Preferably, a threaded interface is arranged between the external threaded connecting nut and the nut, and the external threaded connecting nut is detachably connected with the nut through the arranged threaded interface.
Preferably, a threaded interface is arranged between the long connecting pipe and the external threaded connecting nut, and the long connecting pipe is detachably connected with the external threaded connecting nut through the arranged threaded interface.
Advantageous effects
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the nut and the external thread connecting nut, the device is simple to operate during installation and disassembly, so that too much time is not required to be consumed, the replacement of the metal gasket is more convenient, the time for overhauling the metal hard sealing joint is saved, the overhauling efficiency is higher, the short connecting pipe is placed in the nut through the fixing head, the long connecting pipe is placed in the external thread connecting nut, the nut and the external thread connecting nut are in rotary connection, the external thread connecting nut gradually stretches into the nut, the front end of the fixing head and the front end of the long connecting pipe are in contact with the sealing gasket at the same time, the nut and the external thread connecting nut are slightly locked by force, the sealing gasket can be completed, the nut and the external thread connecting nut are rotated and loosened during the disassembly, the sealing gasket can be replaced under the condition of not disassembling an original pipeline, the operation is very convenient and quick, and the long-term repeated use is convenient.
2. According to the utility model, the device can directly detect the sealing degree of the metal hard sealing joint through the arranged detection port, the structure does not need to be disassembled, the detection result has more referential property, the operation is very convenient and simple, some detection liquid is dripped into the middle of the detection port on the outer wall of the nut, whether the detection liquid flows out from other positions of the structure or not is observed, the leakage phenomenon of the connecting device can be detected, the design is exquisite, and the external detection port can ensure that people do not need to disassemble the device when detecting the connecting structure, and the operation is convenient and quick.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the overall disassembled structure of the present utility model;
FIG. 3 is a schematic elevational cross-sectional view of the present utility model;
in the figure: 1. a short connecting pipe; 2. a screw cap; 3. an external thread connecting nut; 4. a long connecting pipe; 5. a detection port; 6. a sealing gasket; 7. the head is fixed.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-3, a metal hard sealing joint device comprises a short connecting pipe 1, wherein a fixed head 7 is arranged at the front end of the short connecting pipe 1, the fixed head 7 is fixedly connected with the short connecting pipe 1, a thread structure is arranged at the front end of the fixed head 7, a nut 2 is arranged at the front end of the fixed head 7, the fixed head 7 is connected with the nut 2 through the thread structure, a sealing gasket 6 is arranged in the nut 2, and the sealing gasket 6 is used for guaranteeing the tightness of connection.
As shown in fig. 1-3, the side wall of the nut 2 is provided with a detection port 5, the detection port 5 is used for detecting the tightness of the connection structure, the front end of the nut 2 is provided with an external thread connection nut 3, the rear end of the external thread connection nut 3 is provided with a thread joint, the nut 2 is detachably connected through the thread joint, the front end of the external thread connection nut 3 is provided with a long connection pipe 4, the front end of the long connection pipe 4 is provided with a thread joint, the long connection pipe 4 is detachably connected with the external thread connection nut 3 through the set thread joint, the nut 2 and the external thread connection nut 3 are used for connecting the short connection pipe 1 with the long connection pipe 4, a few detection liquids are dripped into the middle of the detection port 5 on the outer wall of the nut 2, whether the detection liquids flow out from other positions of the structure or not is observed, and whether the leakage phenomenon of the connection device occurs can be detected.
The utility model relates to a metal hard sealing joint device, when in use, a short connecting pipe 1 is placed in a nut 2 through a fixing head 7, a long connecting pipe 4 is placed in an external thread connecting nut 3, the nut 2 and the external thread connecting nut 3 are rotationally connected, the external thread connecting nut 3 gradually stretches into the nut 2, after the front end of the fixing head 7 and the front end of the long connecting pipe 4 are simultaneously contacted with a sealing gasket 6, the nut 2 and the external thread connecting nut 3 are slightly locked by force, sealing can be completed, the nut 2 and the external thread connecting nut 3 are rotationally loosened when the metal hard sealing joint device is disassembled, and the sealing gasket 6 can be replaced under the condition that the original pipeline is not disassembled.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A metal-to-metal seal joint arrangement comprising a nipple (1), characterized in that: the front end of the short connecting pipe (1) is provided with a fixing head (7), the front end of the fixing head (7) is provided with a screw cap (2), and the inside of the screw cap (2) is provided with a sealing gasket (6).
2. A metal-to-metal seal joint assembly as set forth in claim 1 wherein: the side wall of nut (2) is provided with detection mouth (5), the front end of nut (2) is provided with external screw thread coupling nut (3), the front end of external screw thread coupling nut (3) is provided with long connecting pipe (4).
3. A metal-to-metal seal joint assembly as set forth in claim 1 wherein: the short connecting pipe (1) is fixedly connected with the fixing head (7), a threaded interface is arranged between the fixing head (7) and the screw cap (2), and the fixing head (7) is detachably connected with the screw cap (2) through the arranged threaded interface.
4. A metal-to-metal seal joint assembly as set forth in claim 1 wherein: the sealing gasket (6) is provided with a mounting interface with the inside of the screw cap (2), and the sealing gasket (6) is detachably connected with the screw cap (2) through the mounting interface.
5. A metal-to-metal seal joint assembly as set forth in claim 2 wherein: a threaded interface is arranged between the external threaded connecting nut (3) and the nut (2), and the external threaded connecting nut (3) is detachably connected with the nut (2) through the arranged threaded interface.
6. A metal-to-metal seal joint assembly as set forth in claim 2 wherein: a threaded interface is arranged between the long connecting pipe (4) and the external threaded connecting nut (3), and the long connecting pipe (4) is detachably connected with the external threaded connecting nut (3) through the arranged threaded interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322328659.7U CN220688288U (en) | 2023-08-29 | 2023-08-29 | Metal hard sealing joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322328659.7U CN220688288U (en) | 2023-08-29 | 2023-08-29 | Metal hard sealing joint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220688288U true CN220688288U (en) | 2024-03-29 |
Family
ID=90370947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322328659.7U Active CN220688288U (en) | 2023-08-29 | 2023-08-29 | Metal hard sealing joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220688288U (en) |
-
2023
- 2023-08-29 CN CN202322328659.7U patent/CN220688288U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |