CN213745414U - Corrugated pipe joint - Google Patents
Corrugated pipe joint Download PDFInfo
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- CN213745414U CN213745414U CN202022641754.9U CN202022641754U CN213745414U CN 213745414 U CN213745414 U CN 213745414U CN 202022641754 U CN202022641754 U CN 202022641754U CN 213745414 U CN213745414 U CN 213745414U
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- gasket
- joint
- locking nut
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Abstract
The utility model relates to a corrugated pipe joint, which comprises an external tooth joint, a sealing gasket, a gasket, an opening compression ring and a locking nut, wherein the external tooth joint is connected with one end of a stainless steel corrugated pipe, and the sealing gasket, the gasket and the opening compression ring are sequentially sleeved into the stainless steel corrugated pipe from the other end; the front section of the outer tooth joint is of an external thread structure matched with the locking nut, the inner wall of the rear section of the outer tooth joint is provided with an internal thread for connecting a pipeline, the gasket is tightly propped against the front end of the sealing gasket, and the opening compression ring tightly props against the gasket; the locking nut back end is provided with and connects anterior segment complex internal thread with outer tooth, the utility model aims to provide a compact structure, the security is high, the leakproofness is good, the extensive bellows of usage connects.
Description
Technical Field
The utility model belongs to the technical field of the technique of pipe connection equipment and specifically relates to indicate a stainless steel corrugated pipe joint.
Background
The stainless steel corrugated pipe is installed in a liquid conveying system as a flexible pressure-resistant pipe fitting and used for compensating mutual displacement of a pipeline or a machine and equipment connecting end, absorbing vibration energy, playing roles of vibration reduction, noise reduction and the like, has the characteristics of good flexibility, light weight, corrosion resistance, fatigue resistance, high and low temperature resistance and the like, and is divided into multiple modes of flange connection, welding, screw connection and the like, but the traditional connection mode is single in use range, and the problems of leakage and the like easily occur in a long time, so that potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide a compact structure, security height, leakproofness are good, the extensive bellows joint of usage.
The utility model provides a technical scheme that above-mentioned problem adopted is: a corrugated pipe joint comprises an outer tooth joint, a sealing gasket, a gasket, an opening compression ring and a locking nut, wherein the outer tooth joint is connected to one end of a stainless steel corrugated pipe, and the sealing gasket, the gasket and the opening compression ring are sequentially sleeved into the stainless steel corrugated pipe from the other end;
the front section of the outer tooth joint is of an external thread structure matched with the locking nut, the inner wall of the rear section of the outer tooth joint is provided with internal threads, the middle section of the outer tooth joint is provided with an outer ring, the inner wall of the middle section of the outer tooth joint is provided with a first limiting section, the front section of the first limiting section is of a first conical inclined plane structure, and the rear section of the first limiting section is of a first boss structure;
the rear section of the sealing gasket is matched with the first conical inclined plane structure of the first limiting section, the gasket is tightly propped against the front end of the sealing gasket, and the opening compression ring tightly props against the gasket;
the rear section of the locking nut is provided with an internal thread matched with the front section of the external tooth joint, the inner wall of the front section of the locking nut is provided with a second limiting section, the rear section of the second limiting section is of a second conical inclined surface structure, and the front section of the second limiting section is of a second boss structure;
the opening compression ring is tightly propped against the bottom of the second conical inclined surface structure, the gasket is tightly propped against the middle of the second conical inclined surface structure, the front end of the sealing gasket is tightly propped against the top of the second conical inclined surface structure,
the inner diameter of the rear section of the locking nut is larger than the outer diameter of the sealing gasket, the inner diameter of the rear section of the locking nut is larger than the outer diameter of the gasket, and the inner diameter of the rear section of the locking nut is larger than the outer diameter of the opening compression ring;
the inner diameter of the front section of the outer tooth joint is larger than the outer diameter of the rear section of the sealing pad.
Preferably, the bevel angle of the first tapered bevel structure is 120-160 degrees; the inclined plane angle of the second conical inclined plane structure is 120-160 degrees. The matching with the sealing gasket, the gasket and the opening compression ring is realized, so that the structure is more compact.
Preferably, the sealing gasket is an elastic sealing gasket, and the sealing gasket is pressed on the stainless steel corrugated pipe along with the screwing of the front section of the external thread joint in the locking nut, so that the fixing and sealing effects of the corrugated pipe joint are realized.
Preferably, the rear section of the external thread joint is used for connecting pipelines.
The utility model discloses can embolia nonrust corrugated steel pipe from one section with sealed pad, packing ring, opening clamp ring earlier, embolia outer tooth joint at last, consequently the utility model discloses can install at nonrust corrugated steel pipe's both ends, realize nonrust corrugated steel pipe both ends connecting tube.
The utility model adopts the open clamp ring which is a circular ring structure with a gap, and in the locking process of the locking nut, the open clamp ring is acted by an acting force, and the gap is tightly closed to realize the clamping of connection; the utility model adopts the quick connection structure of the external tooth joint and the locking nut, thereby reducing the installation difficulty and improving the installation efficiency; the utility model discloses sealed pad pushes up tightly respectively outside tooth joint and lock nut, realizes holistic sealed, adds through the packing ring simultaneously and holds, has improved the utility model discloses a security.
Compared with the prior art, the utility model, have following advantage and effect: 1. the connecting device has wide application and can be widely used for connecting various pipelines such as air conditioners, fuel gas and the like. 2. Compact structure, the leakproofness is good, and the security is high. 3. And a quick-release and quick-assembly structure is adopted, so that the connection is convenient.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of a first limiting section of the outer tooth joint according to the embodiment of the present invention.
Fig. 3 is a schematic diagram of a second spacing segment structure of the lock nut of the embodiment of the present invention.
In the figure: outer tooth connects 1, outer tooth connects anterior segment 11, outer tooth connects back end 12, outer tooth connects middle section 13, outer loop 14, first spacing section 15, first toper inclined plane structure 16, first boss structure 17, sealed pad 2, sealing pad back end 21, sealed pad front end 22, packing ring 3, opening clamp ring 4, lock nut 5, lock nut anterior segment 51, lock nut back end 52, spacing section 53 of second, second toper inclined plane structure 54, second boss structure 55, stainless steel bellows 6.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.
Referring to fig. 1-3, the corrugated pipe joint in this embodiment includes an external thread joint 1, a sealing gasket 2, a gasket 3, an open clamp ring 4, and a lock nut 5, where the external thread joint 1 is connected to one end of a stainless steel corrugated pipe 6, and the sealing gasket 2, the gasket 3, and the open clamp ring 4 are sequentially sleeved into the stainless steel corrugated pipe 6 from the other end; the front section 11 of the outer tooth joint is of an external thread structure matched with the locking nut 5, the inner wall of the rear section 12 of the outer tooth joint is provided with an internal thread for connecting a pipeline, the middle section 13 of the outer tooth joint is provided with an outer ring 14, the inner wall of the middle section 13 of the outer tooth joint is provided with a first limiting section 15, the front section of the first limiting section 15 is of a first conical inclined plane structure 16, the rear section of the first limiting section 15 is of a first boss structure 17, the rear section 21 of the sealing gasket is matched with the first conical inclined plane structure 16 of the first limiting section 15, the gasket 3 is tightly pressed at the front end 22 of the sealing gasket, and the opening compression ring 4 tightly presses the gasket 3; the rear section 52 of the locking nut is provided with an internal thread matched with the front section 11 of the external tooth joint, the inner wall of the front section 51 of the locking nut is provided with a second limiting section 53, the rear section of the second limiting section 53 is of a second conical inclined surface structure 54, and the front section of the second limiting section 53 is of a second boss structure 55; the opening compression ring 4 is tightly pressed at the bottom of the second conical inclined surface structure 54, the gasket 3 is tightly pressed at the middle part of the second conical inclined surface structure 54, and the front end 22 of the gasket is tightly pressed at the top of the second conical inclined surface structure 54; the inner diameter of the locking nut rear section 52 is larger than the outer diameter of the sealing gasket 2, the inner diameter of the locking nut rear section 52 is larger than the outer diameter of the gasket 3, and the inner diameter of the locking nut rear section 52 is larger than the outer diameter of the opening compression ring 4; the inner diameter of the front section 11 of the external thread joint is larger than the outer diameter of the rear section 21 of the sealing gasket.
The bevel angle of the first tapered bevel structure 16 in this embodiment is 120-160 degrees; the bevel angle of the second tapered bevel structure 54 is 120-160 degrees. The sealing gasket 2, the gasket 3 and the opening compression ring 4 are matched, so that the structure is more compact.
The sealing gasket 2 of the present embodiment is an elastic sealing gasket, and as the front section 11 of the external thread joint is screwed in the lock nut 5, the sealing gasket 2 is pressed on the stainless steel corrugated pipe 6, thereby realizing the fixing and sealing effects at the corrugated pipe joint.
The embodiment can be installed at two ends of the stainless steel corrugated pipe 6, and connecting pipelines at two ends of the stainless steel corrugated pipe 6 are realized. In the embodiment, the clamping of the connection is realized by adopting the open clamp ring 4; the utility model adopts the quick connection structure of the external tooth joint 1 and the locking nut 5, thus reducing the installation difficulty and improving the installation efficiency; the utility model discloses sealed pad 2 pushes up tightly respectively and connects 1 and lock nut 5 at the external tooth, realizes holistic sealed, has improved the utility model discloses a security.
In addition, it should be noted that equivalent changes or simple changes made according to the structure, features and principles of the present invention are all included in the protection scope of the present invention.
Claims (4)
1. A corrugated pipe joint is characterized by comprising an external tooth joint, a sealing gasket, a gasket, an opening compression ring and a locking nut, wherein the external tooth joint is connected to one end of a stainless steel corrugated pipe;
the front section of the outer tooth joint is of an external thread structure matched with the locking nut, the inner wall of the rear section of the outer tooth joint is provided with internal threads, the middle section of the outer tooth joint is provided with an outer ring, the inner wall of the middle section of the outer tooth joint is provided with a first limiting section, the front section of the first limiting section is of a first conical inclined plane structure, and the rear section of the first limiting section is of a first boss structure;
the rear section of the sealing gasket is matched with the first conical inclined plane structure of the first limiting section, the gasket is tightly propped against the front end of the sealing gasket, and the opening compression ring tightly props against the gasket;
the rear section of the locking nut is provided with an internal thread matched with the front section of the external tooth joint, the inner wall of the front section of the locking nut is provided with a second limiting section, the rear section of the second limiting section is of a second conical inclined surface structure, and the front section of the second limiting section is of a second boss structure;
the opening compression ring is tightly propped against the bottom of the second conical inclined surface structure, the gasket is tightly propped against the middle of the second conical inclined surface structure, the front end of the sealing gasket is tightly propped against the top of the second conical inclined surface structure,
the inner diameter of the rear section of the locking nut is larger than the outer diameter of the sealing gasket, the inner diameter of the rear section of the locking nut is larger than the outer diameter of the gasket, and the inner diameter of the rear section of the locking nut is larger than the outer diameter of the opening compression ring;
the inner diameter of the front section of the outer tooth joint is larger than the outer diameter of the rear section of the sealing pad.
2. The bellows joint of claim 1 wherein the first tapered ramp structure has a ramp angle of 120-160 degrees; the inclined plane angle of the second conical inclined plane structure is 120-160 degrees.
3. The bellows joint of claim 1 wherein the gasket is an elastomeric gasket.
4. The bellows joint of claim 1 wherein the rear section of the male coupling is adapted to be coupled to a pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022641754.9U CN213745414U (en) | 2020-11-16 | 2020-11-16 | Corrugated pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022641754.9U CN213745414U (en) | 2020-11-16 | 2020-11-16 | Corrugated pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213745414U true CN213745414U (en) | 2021-07-20 |
Family
ID=76824578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022641754.9U Active CN213745414U (en) | 2020-11-16 | 2020-11-16 | Corrugated pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213745414U (en) |
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2020
- 2020-11-16 CN CN202022641754.9U patent/CN213745414U/en active Active
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