CN213018185U - Connect conversion head soon - Google Patents
Connect conversion head soon Download PDFInfo
- Publication number
- CN213018185U CN213018185U CN202021936084.7U CN202021936084U CN213018185U CN 213018185 U CN213018185 U CN 213018185U CN 202021936084 U CN202021936084 U CN 202021936084U CN 213018185 U CN213018185 U CN 213018185U
- Authority
- CN
- China
- Prior art keywords
- spigot
- conversion head
- bell
- sealing ring
- locking nut
- 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
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 45
- 239000002184 metal Substances 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 33
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims 6
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Joints With Sleeves (AREA)
Abstract
The utility model discloses a connect conversion head soon, including conversion head and lock nut in the conversion, be provided with inside bell and spigot and the two is linked together on the arbitrary port of internal conversion head, inside bell and spigot outside is provided with the external screw thread, lock nut inside be provided with external screw thread assorted internal thread, lock nut and inside bell and spigot threaded connection just are linked together, are provided with rubber seal between lock nut and the inside bell and spigot, are provided with metal seal between rubber seal and the inside bell and spigot, the utility model aims to provide a high quick-connection conversion head of stability.
Description
Technical Field
The utility model relates to a technical field of pipe connection especially relates to a connect conversion head soon.
Background
At present, when the existing quick-connection conversion head is connected with a steel pipe, the existing quick-connection conversion head is easy to damage due to poor structural stability. Therefore, poor stability is a problem to be solved for a quick-connection conversion head.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model aims to provide a fast connection conversion with high stability.
In order to achieve the above purpose, the utility model discloses a technical scheme is: the utility model provides a connect conversion head soon, includes interior conversion head and lock nut, is provided with inside bell and spigot and the two is linked together on the arbitrary port of interior conversion head, and inside bell and spigot outside is provided with the external screw thread, and lock nut inside is provided with external screw thread assorted internal thread, and lock nut and inside bell and spigot threaded connection just are linked together, are provided with rubber seal between lock nut and the inside bell and spigot, are provided with metal seal between rubber seal and the inside bell and spigot.
The utility model relates to a connect crossover sub soon's beneficial effect is, be provided with inside socket and the two on the port of the arbitrary one end of interior crossover sub and communicate with each other, be provided with the external screw thread on the inside socket, the inside internal thread that is provided with of lock nut. When the locking device is used, the internal bell and spigot is connected with the locking nut through the external thread and the internal thread, the internal bell and spigot and the locking nut are communicated, the rubber sealing ring is further arranged between the internal bell and spigot, the metal sealing ring is arranged between the rubber sealing ring and the internal bell and spigot, and the rubber sealing ring and the metal sealing ring plug a gap at the joint of the internal bell and spigot and the locking nut. The quick-connection conversion head with the structure can ensure that the internal bell and spigot can be stably connected with the locking nut, is not easy to damage during working, and has high stability; when the connecting steel pipe is connected with the steel pipe or the valve, the threads or welding does not need to be processed on site (or in advance), and the efficiency is high. Meanwhile, the rubber sealing ring prevents liquid from leaking from the joint of the inner bell and spigot and the locking nut, and the metal sealing ring prevents external dust from entering from the joint of the inner bell and spigot and the locking nut. The inner conversion head, the inner bell and spigot and the locking nut are all made of stainless steel.
As a further improvement of the utility model, the outer part of the inner conversion head is provided with a boss which is positioned at one side of the inner conversion head close to the inner bell socket. The design of boss is injectd the position of inside bell and spigot, makes interior switch head structure more stable simultaneously, and is not fragile.
As a further improvement of the present invention, the inner conversion head is externally provided with a first thread for connection with a steel pipe or a valve. The outer part of one end of the inner conversion head, which is far away from the inner bell socket, is connected with a steel pipe or a valve, and one end of the locking nut, which is far away from the inner bell socket, is connected with another steel pipe.
As a further improvement of the present invention, the inner conversion head is provided with a second thread inside for being connected to a steel pipe or a valve. The inner part of one end of the inner conversion head, which is far away from the inner bell socket, is connected with a steel pipe or a valve, and the end of the locking nut, which is far away from the inner bell socket, is connected with another steel pipe.
As a further improvement of the utility model, the locking nut is a hexagon nut. The locking nut with the hexagonal nut structure can be stably connected with the inner bell and spigot.
As a further improvement of the utility model, the inner conversion head and the inner bell and spigot are hollow pipe structures. The inner conversion head is communicated with the inner bell and spigot.
As a further improvement, the size and the dimension of the rubber sealing ring are smaller than those of the metal sealing ring, and the rubber sealing ring and the metal sealing ring are O-shaped rings. The size and the dimension of the rubber sealing ring are slightly smaller than those of the metal sealing ring, and the metal sealing ring can be just clamped in a gap at the joint of the rubber sealing ring and the inner bell and spigot. Meanwhile, the rubber sealing ring and the metal sealing ring are both O-shaped rings.
Drawings
FIG. 1 is a sectional view of the first embodiment;
FIG. 2 is a block diagram of the first embodiment;
FIG. 3 is a block diagram of an inner transducing head according to an embodiment;
FIG. 4 is a structural view of a lock nut according to an example of the embodiment;
FIG. 5 is a structural diagram of an inner conversion head according to a second embodiment.
In the figure:
1-an inner conversion head; 2-internal bell and spigot; 21-external thread; 3-locking the nut; 31-internal thread; 4-rubber sealing ring; 5-a metal seal ring; 6-boss; 7-a first thread; 8-second thread.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1-5, the quick-coupling adapter of the present embodiment includes an inner adapter 1 and a locking nut 3, an inner socket 2 is disposed on any one port of the inner adapter 1 and is communicated with the inner adapter, an external thread 21 is disposed outside the inner socket 2, an internal thread 31 matched with the external thread 21 is disposed inside the locking nut 3, the locking nut 3 is in threaded connection and is communicated with the inner socket 2, a rubber seal ring 4 is disposed between the locking nut 3 and the inner socket 2, and a metal seal ring 5 is disposed between the rubber seal ring 4 and the inner socket 2. An internal bell and spigot 2 is arranged on the port of any end of the internal conversion head 1 and communicated with the port of any end of the internal conversion head, an external thread 21 is arranged on the internal bell and spigot 2, and an internal thread 31 is arranged inside the locking nut 3.
During the use, through external screw thread 21 and internal thread 31, link together inside socket 2 and lock nut 3 and the two communicates with each other, inside socket 2 and lock nut 3 still are provided with rubber seal 4 with between, are provided with metal seal 5 between rubber seal 4 and inside socket 2, and rubber seal 4 and metal seal 5 can block up the gap of inside socket 2 and lock nut 3 junction. The quick-connection conversion head with the structure can ensure that the internal bell and spigot 2 and the locking nut 3 are stably connected and are not easy to damage in working. Meanwhile, the rubber sealing ring 4 prevents liquid from leaking from the joint of the inner bell and spigot 2 and the locking nut 3. The metal seal ring 5 prevents external dust from entering from the junction of the inner socket 2 and the lock nut 3. The inner conversion head 1, the inner bell and spigot 2 and the locking nut 3 are all made of stainless steel.
The outer part of the inner conversion head 1 of the embodiment is provided with a boss 6, and the boss 6 is positioned at one side of the inner conversion head 1 close to the inner bell socket 2. The position of the inner bell and spigot 2 is limited by the design of the boss 6, and meanwhile, the inner conversion head 1 is firm and stable in structure and not easy to damage.
The inner adapter 1 of the present embodiment is externally provided with a first thread 7 for connection with a steel pipe or a valve. The outer part of one end of the inner conversion head 1 far away from the inner bell socket 2 is connected with a steel pipe or a valve, and one end of the locking nut 3 far away from the inner bell socket 2 is connected with another steel pipe.
The lock nut 3 of the present embodiment is a hexagonal nut. The locking nut 3 with the hexagonal nut structure can be stably connected with the inner bell and spigot 2.
The inner conversion head 1 and the inner bell and spigot 2 of the embodiment are both hollow pipe structures. The inner transition head 1 is communicated with the inner bell and spigot 2.
The size and dimension of the rubber seal ring 4 of the present embodiment are smaller than those of the metal seal ring 5, and both the rubber seal ring 4 and the metal seal ring 5 are O-rings. The size and the dimension of the rubber sealing ring 4 are slightly smaller than those of the metal sealing ring 5, and the rubber sealing ring 4 can be just clamped in a gap at the joint of the rubber sealing ring 4 and the inner bell and spigot 2. Meanwhile, the rubber sealing ring 4 and the metal sealing ring 5 are both O-shaped rings.
In the second embodiment, the inner conversion head 1 is internally provided with a second thread 8 for connecting with a steel pipe or a valve. The inner part of one end of the inner conversion head 1 far away from the inner bell and spigot 2 is connected with a steel pipe or a valve, and one end of the locking nut 3 far away from the inner bell and spigot 2 is connected with another steel pipe.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (7)
1. A quick connect adapter, comprising: the novel metal sealing ring is characterized by comprising an inner conversion head (1) and a locking nut (3), wherein an inner bell and spigot (2) is arranged on any port of the inner conversion head (1) and communicated with the inner bell and spigot (2), an external thread (21) is arranged outside the inner bell and spigot (2), an internal thread (31) matched with the external thread (21) is arranged inside the locking nut (3), the locking nut (3) is in threaded connection with the inner bell and spigot (2) and communicated with the inner bell and spigot (2), a rubber sealing ring (4) is arranged between the locking nut (3) and the inner bell and spigot (2), and a metal sealing ring (5) is arranged between the rubber sealing ring (4) and the inner bell and spigot (.
2. The quick connect coupling of claim 1, wherein: a boss (6) is arranged outside the inner conversion head (1), and the boss (6) is positioned on one side, close to the inner bell and spigot (2), of the inner conversion head (1).
3. The quick connect coupling of claim 1, wherein: the outer part of the inner conversion head (1) is provided with a first thread (7) used for being connected with a steel pipe or a valve.
4. The quick connect coupling of claim 1, wherein: and a second thread (8) used for being connected with a steel pipe or a valve is arranged in the inner conversion head (1).
5. The quick connect coupling of claim 1, wherein: the locking nut (3) is a hexagonal nut.
6. The quick connect coupling of claim 1, wherein: the inner conversion head (1) and the inner bell and spigot (2) are both hollow tube structures.
7. The quick connect coupling of claim 1, wherein: the size and the dimension of the rubber sealing ring (4) are smaller than those of the metal sealing ring (5), and the rubber sealing ring (4) and the metal sealing ring (5) are both O-shaped rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021936084.7U CN213018185U (en) | 2020-09-07 | 2020-09-07 | Connect conversion head soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021936084.7U CN213018185U (en) | 2020-09-07 | 2020-09-07 | Connect conversion head soon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213018185U true CN213018185U (en) | 2021-04-20 |
Family
ID=75475280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021936084.7U Expired - Fee Related CN213018185U (en) | 2020-09-07 | 2020-09-07 | Connect conversion head soon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213018185U (en) |
-
2020
- 2020-09-07 CN CN202021936084.7U patent/CN213018185U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210420 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |