CN219242951U - PE gas pipe quick connector - Google Patents
PE gas pipe quick connector Download PDFInfo
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- CN219242951U CN219242951U CN202320284227.8U CN202320284227U CN219242951U CN 219242951 U CN219242951 U CN 219242951U CN 202320284227 U CN202320284227 U CN 202320284227U CN 219242951 U CN219242951 U CN 219242951U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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Abstract
The utility model relates to a PE gas pipe quick connector which comprises a connecting connector, wherein the connecting connector is of a length-adjustable structure and comprises a left connector and a right connector which are detachably connected; the left joint and the right joint are coaxially arranged and are mutually sleeved and communicated, a sealant is arranged between joint surfaces of the left joint and the right joint, the tightness of the connection of the left joint and the right joint is ensured, and a pressure spring is also arranged between the left joint and the right joint so as to tend to keep the left joint and the right joint away from each other; the left joint comprises a left annular groove and an inner connecting pipe, wherein the left annular groove is used for connecting a PE pipe, the inner connecting pipe is used for connecting a right annular groove of the PE pipe, the right joint comprises a right annular groove and an outer connecting pipe, the left annular groove and the right annular groove are identical in structure and same in effect, are connected with a port of the PE pipe, and the outer connecting pipe is sleeved on the inner connecting pipe, so that the connection of the left joint and the right joint is realized. The PE pipe connecting device can realize stable connection and support of the PE pipe, ensures the tightness of connection, has the function of adjustable length, and is suitable for butt joint installation of the fixed PE pipe.
Description
Technical Field
The utility model relates to the technical field of PE pipes, in particular to a quick connector of a PE gas pipe.
Background
The PE pipe has the characteristics of high strength, high temperature resistance, corrosion resistance, no toxicity, wear resistance and the like, and is widely applied to various fields. When the PE pipes are paved, two pipes are connected to form a through pipe body, and when the PE pipes are connected, pipe joints are usually adopted, namely the conventional pipe is sleeved between the outer sides of the two PE pipes and connected in a hot melting mode, as shown in the attached figure 1.
The connecting structure is simple, PE Guan Yifa deforms, so that the problem of unstable connection and poor sealing of a single connecting structure is easy to generate, and serious consequences of gas leakage are caused.
The condition that two PE pipes are fixed also can appear when laying, and then two PE pipe end intervals are fixed, if still adopt foretell connection structure, just need measure this interval, tailor the tubular product of adaptation length according to the interval, whole installation construction is loaded down with trivial details, dock the operation difficulty.
Disclosure of Invention
The utility model aims to ensure the firmness and tightness of the butt joint of two PE pipes, solve the problems of unstable single connecting structure and poor sealing, and simultaneously provide a connecting joint with adjustable length aiming at the condition of fixing the two PE pipes, and the connecting joint can adapt to different installation intervals so as to improve the installation simplicity.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the PE gas pipe quick connector comprises a connecting connector, wherein the connecting connector is of a length-adjustable structure and is telescopic, and the connecting connector comprises a left connector and a right connector which are detachably connected, so that the left connector and the right connector are convenient to detach and install;
the left joint and the right joint are coaxially arranged and are mutually sleeved and communicated, the connecting joint is equivalent to a through pipe, sealing glue is arranged between the joint surfaces of the left joint and the right joint, the tightness of the connection of the left joint and the right joint is ensured, and a pressure spring is further arranged between the left joint and the right joint so as to tend to keep the left joint and the right joint away from each other, and the connection stability of the connecting joint and the PE pipe is ensured;
the left joint comprises a left annular groove and an inner connecting pipe which are used for connecting the PE pipe, the right joint comprises a right annular groove and an outer connecting pipe which are used for connecting the PE pipe, the left annular groove and the right annular groove are identical in structure and function and are connected with the port of the PE pipe, and the outer connecting pipe is sleeved on the inner connecting pipe, so that the left joint and the right joint are connected.
Further, the left joint and the right joint also comprise an inner layer pipe and an outer layer pipe, the inner layer pipe and the outer layer pipe are coaxially sleeved inside and outside, and overlap exists between the inner layer pipe and the outer layer pipe, so that the inner wall and the outer wall of the PE pipe which are required to be connected are attached.
Further, a space is reserved between the inner layer pipe and the outer layer pipe of the left joint so as to form a left annular groove, the left annular groove is tightly attached to the inner wall and the outer wall of the PE pipe, and the left annular groove is connected with the PE pipe in a hot melting way, so that the left joint and the PE pipe are connected into a whole; the inner layer pipe, the outer layer pipe and the inner connecting pipe of the left joint are integrally formed, so that the structural strength of the left joint is guaranteed, and the wall thickness of the inner connecting pipe is larger than that of the inner layer pipe and the outer layer pipe.
Further, a space is reserved between the inner layer pipe and the outer layer pipe of the right joint so as to form a right annular groove, the right annular groove is tightly attached to the inner wall and the outer wall of the PE pipe, and the right annular groove is connected with the PE pipe in a hot melting way, so that the right joint and the PE pipe are connected into a whole; the inner layer pipe, the outer layer pipe of right joint with outer connecting pipe integrated into one piece guarantees right joint self structural strength, and outer connecting pipe wall thickness is greater than inner layer pipe and outer layer pipe wall thickness.
Further, threaded connection between outer connecting pipe and the interior connecting pipe adopts the dismouting of left joint and right joint of threaded connection mode convenience, lays between the threaded connection face of outer connecting pipe and interior connecting pipe the sealing gum improves the leakproofness of joint surface.
Further, the outer wall of the left ring groove is circumferentially and outwards protruded to form a left protruded section, the outer wall of the right ring groove is circumferentially and outwards protruded to form a right protruded section, the circumferential profiles of the left protruded section and the right protruded section are prismatic, and the protruded sections are convenient to screw in cooperation with a spanner and can be directly screwed by hand; the left bulge section is provided with a left pressure spring groove, the right bulge section is provided with a right pressure spring groove, the pressure springs are arranged between the left pressure spring groove and the right pressure spring groove, the installation of the pressure springs is convenient to realize, and the pressure springs are sleeved between the inner connecting pipe and the outer connecting pipe.
Through the technical scheme, the utility model has the beneficial effects that:
the PE pipe connecting device is reasonable in structural design, the left ring groove and the right ring groove are of ring groove structures formed by matching the inner layer pipe and the outer layer pipe, and the ring grooves are connected with the PE pipe through hot melting, so that the inner layer pipe and the outer layer pipe are tightly adhered to and wrap the inner wall and the outer wall of the PE pipe, the supportability of the left joint and the right joint on the PE pipe is effectively improved, the PE pipe connecting device has the characteristic of stable connection, and meanwhile, the fastening property and the sealing property of the connection are improved through the hot melting mode.
The connecting joint is telescopic, and the length of the connecting joint can be adjusted for the connection of two fixed PE pipes, so that the connection of the PE pipes is convenient to realize, the connection distance of the two PE pipes is convenient to adjust, and the whole installation operation is convenient.
Drawings
Fig. 1 is a schematic diagram of a conventional PE pipe connection structure.
Fig. 2 is a front view of a quick connector for a PE gas pipe according to the present utility model.
Fig. 3 is a schematic diagram showing the disassembly of the connecting joint of the quick connecting joint of the PE gas pipe.
Fig. 4 is a schematic diagram of a connection and use state of a fast connector of a PE gas pipe according to the present utility model.
The reference numerals in the drawings are: 1 left joint, 11 left ring groove, 12 interconnecting pipe, 2 right joint, 21 right ring groove, 22 outer connecting pipe, 3 inner layer pipe, 4 outer layer pipe, 5 left protruding section, 6 right protruding section, 7 sealant, 8 pressure spring, 9 left pressure spring groove, 10 right pressure spring groove.
Detailed Description
The following detailed description of specific embodiments of the utility model refers to the accompanying drawings:
as shown in figures 2-4, the PE gas pipe quick connector comprises a connecting joint, the PE gas pipe quick connector is different from the conventional pipe as a connecting piece, the connecting joint is optimally designed and is of a length-adjustable structure, namely the length of the connecting joint can be adjusted, the pipe is not required to be cut in a targeted mode, and the installation requirements of different intervals of the PE pipe can be met.
The connecting joint comprises a left joint 1 and a right joint 2 which are detachably connected, wherein the left joint 1 and the right joint 2 are two independent components, and the left joint 1 and the right joint 2 are mutually connected. The distance between the left joint 1 and the right joint 2 is adjustable, and then the length of the connecting joint is adjustable, which is equivalent to the extension of the connecting joint.
The left joint 1 and the right joint 2 are coaxially arranged in the left-right direction and are mutually sleeved and communicated, so that a channel is formed, and the communication between two PE pipes can be ensured.
In the present embodiment, the left joint 1 includes a left ring groove 11 and an inner connecting pipe 12 for connecting PE pipes, and the left ring groove 11 and the inner connecting pipe 12 are of a unitary structure. The right joint 2 includes a right ring groove 21 and an outer connection pipe 22 for connecting PE pipes, the right ring groove 21 and the outer connection pipe 22 being of a unitary structure.
In this embodiment, the left joint 1 and the right joint 2 further comprise an inner layer pipe 3 and an outer layer pipe 4, the inner layer pipe 3 and the outer layer pipe 4 are coaxially sleeved inside and outside, and overlap exists between the inner layer pipe 3 and the outer layer pipe 4.
The inner layer tube 3, the outer layer tube 4 and the inner connecting tube 12 of the left joint 1 are integrally formed, so that the structural strength of the left joint 1 is ensured. The left ring groove 11 is used for being connected with a PE pipe end, specifically, a space exists between the inner layer pipe 3 and the outer layer pipe 4 of the left joint 1, and then the left ring groove 11 is formed, the left ring groove 11 and the PE pipe are connected by adopting hot melting, and then the left ring groove 11 is tightly attached to the inner wall and the outer wall of the PE pipe, so that the tightness of connection is ensured.
The inner layer tube 3, the outer layer tube 4 and the outer connecting tube 22 of the right joint 2 are integrally formed, so that the structural strength of the right joint 2 is ensured. The right annular groove 21 and the left annular groove 11 are identical in structure, the right annular groove 21 is used for being connected with the end opening of another PE pipe, specifically, an interval exists between the inner layer pipe 3 and the outer layer pipe 4 of the right joint 2, and then the right annular groove 21 is formed, the right annular groove 21 and the PE pipe are connected through hot melting, and then the right annular groove 21 is tightly attached to the inner wall and the outer wall of the PE pipe, so that the tightness of connection is guaranteed.
The outer connecting pipe 22 is sleeved on the inner connecting pipe 12, and the outer connecting pipe 22 and the inner connecting pipe can move relatively. In order to facilitate the disassembly and assembly of the left joint 1 and the right joint 2, the outer connecting pipe 22 and the inner connecting pipe 12 are in threaded connection, and the left joint 1 and the right joint 2 can relatively move in a rotating manner, so that the length of the connecting joints is changed.
In order to facilitate the rotation of the left joint 1 and the right joint 2, the outer wall of the left ring groove 11 is outwards protruded to form a left protruded section 5, the outer wall of the right ring groove 21 is outwards protruded to form a right protruded section 6, the peripheral outlines of the left protruded section 5 and the right protruded section 6 are prismatic, and the connecting joint is conveniently screwed by a spanner.
In order to increase the stability of the screw connection, the inner connecting tube 12 has a wall thickness greater than the wall thickness of the inner tube 3 and the outer tube 4, and the outer connecting tube 22 has a wall thickness greater than the wall thickness of the inner tube 3 and the outer tube 4. The strength of the inner connecting pipe 12 and the outer connecting pipe 22 is improved by increasing the wall thickness of the inner connecting pipe and the outer connecting pipe, so that the stability of the threaded connection is ensured.
The principle of the utility model is as follows: and (3) carrying out hot melting on the PE pipe port and the left annular groove 11, inserting the PE pipe port into the left annular groove 11 after hot melting, and connecting the PE pipe port and the left annular groove into a whole after cooling. And then the other PE pipe port and the right annular groove 21 are subjected to hot melting, the PE pipe port is inserted into the right annular groove 21 after hot melting, and the PE pipes are connected into a whole after cooling, so that the connection between the two PE pipes is realized.
For two fixed PE pipes, the connecting joint is firstly adjusted to the shortest length, then one PE pipe port and the left ring groove 11 are subjected to hot melting, the left ring groove 11 is inserted into the PE pipe port after the hot melting, and the PE pipes are connected into a whole after cooling. And then carrying out hot melting on the other PE pipe port and the right ring groove 21, screwing the right joint 2 after hot melting to gradually approach the PE pipe port until the right ring groove 21 is completely inserted into the PE pipe port, and connecting the PE pipe port and the right ring groove 21 into a whole after cooling.
In order to improve the tightness of the connection, a sealant 7 is arranged between the joint surfaces of the left joint 1 and the right joint 2, namely, the sealant 7 is arranged between the threaded connection surfaces of the outer connecting pipe 22 and the inner connecting pipe 12. Aiming at the PE gas pipe, the sealant 7 is a gas sealant 7 and is uniformly smeared on the inner wall of the outer connecting pipe 22 and the outer wall of the inner connecting pipe 12.
In order to ensure that the connecting joint can be stably arranged between two PE pipes, a pressure spring 8 is further arranged between the left joint 1 and the right joint 2. The compression spring 8 can tend to keep the left joint 1 and the right joint 2 away from each other, so that the left joint 1 and the right joint 2 are tightly abutted against the ports of the PE pipes which are respectively connected.
When the compression spring 8 is installed, the left bulge section 5 is provided with a left compression spring groove 9, the right bulge section 6 is provided with a right compression spring groove 10, the depth of the right compression spring groove 10 is larger than that of the left compression spring groove 9, the compression spring 8 is arranged between the left compression spring groove 9 and the right compression spring groove 10, and the compression spring 8 is sleeved between the inner connecting pipe 12 and the outer connecting pipe 22. The compression spring 8 is in a compressed state, which always has an elongated potential.
The above-described embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, so that all equivalent changes or modifications of the structure, characteristics and principles described in the claims should be included in the scope of the present utility model.
Claims (6)
1. The PE gas pipe quick connector comprises a connecting connector and is characterized in that the connecting connector is of a length-adjustable structure and comprises a left connector (1) and a right connector (2) which are detachably connected;
the left joint (1) and the right joint (2) are coaxially arranged and are mutually sleeved and communicated, a sealant (7) is arranged between the joint surfaces of the left joint (1) and the right joint (2), and a pressure spring (8) is further arranged between the left joint (1) and the right joint (2) so as to tend to keep the left joint (1) and the right joint (2) away from each other;
the left joint (1) comprises a left annular groove (11) and an inner connecting pipe (12) which are used for connecting a PE pipe, the right joint (2) comprises a right annular groove (21) and an outer connecting pipe (22) which are used for connecting the PE pipe, the left annular groove (11) and the right annular groove (21) are identical in structure, and the outer connecting pipe (22) is sleeved on the inner connecting pipe (12).
2. The quick connector of a PE gas pipe according to claim 1, wherein the left connector (1) and the right connector (2) further comprise an inner layer pipe (3) and an outer layer pipe (4), the inner layer pipe (3) and the outer layer pipe (4) are coaxially sleeved inside and outside, and an overlap exists between the inner layer pipe (3) and the outer layer pipe (4).
3. The quick connector of the PE gas pipe according to claim 2, wherein a space exists between an inner layer pipe (3) and an outer layer pipe (4) of the left connector (1) so as to form a left annular groove (11), the left annular groove (11) is tightly attached to the inner wall and the outer wall of the PE pipe, and the left annular groove (11) is connected with the PE pipe in a hot melting way;
the inner layer pipe (3), the outer layer pipe (4) and the inner connecting pipe (12) of the left joint (1) are integrally formed, and the wall thickness of the inner connecting pipe (12) is larger than that of the inner layer pipe (3) and the outer layer pipe (4).
4. The quick connector of the PE gas pipe according to claim 2, wherein a space exists between an inner layer pipe (3) and an outer layer pipe (4) of the right connector (2) so as to form the right annular groove (21), the right annular groove (21) is closely attached to the inner wall and the outer wall of the PE pipe, and the right annular groove (21) is connected with the PE pipe in a hot melting way;
the inner layer pipe (3), the outer layer pipe (4) and the outer connecting pipe (22) of the right joint (2) are integrally formed, and the wall thickness of the outer connecting pipe (22) is larger than that of the inner layer pipe (3) and the outer layer pipe (4).
5. A quick connector for a PE gas pipe according to claim 1, characterized in that the outer connecting pipe (22) and the inner connecting pipe (12) are connected by screw threads, and the sealant (7) is arranged between the screw thread connection surfaces of the outer connecting pipe (22) and the inner connecting pipe (12).
6. The quick connector of a PE gas pipe according to claim 1, wherein the outer wall of the left ring groove (11) is circumferentially and outwards protruded to form a left protruded section (5), the outer wall of the right ring groove (21) is circumferentially and outwards protruded to form a right protruded section (6), and the peripheral outlines of the left protruded section (5) and the right protruded section (6) are prismatic;
the left bulge section (5) is provided with a left pressure spring groove (9), the right bulge section (6) is provided with a right pressure spring groove (10), the pressure spring (8) is arranged between the left pressure spring groove (9) and the right pressure spring groove (10), and the pressure spring (8) is sleeved between the inner connecting pipe (12) and the outer connecting pipe (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320284227.8U CN219242951U (en) | 2023-02-22 | 2023-02-22 | PE gas pipe quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320284227.8U CN219242951U (en) | 2023-02-22 | 2023-02-22 | PE gas pipe quick connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219242951U true CN219242951U (en) | 2023-06-23 |
Family
ID=86806883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320284227.8U Active CN219242951U (en) | 2023-02-22 | 2023-02-22 | PE gas pipe quick connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219242951U (en) |
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2023
- 2023-02-22 CN CN202320284227.8U patent/CN219242951U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |