A spiral corrugated pipe with anti-loosening structure
By designing the clamping limit structure of the plug and socket on the spiral corrugated pipe, the problems of complex connection and difficulty in disassembly of the spiral corrugated pipe in the prior art are solved, and a fast and simple connection and disassembly process is achieved.
Patent Information
- Application Number
- CN202420746485.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-11
- Publication Date
- 2025-04-04
- Estimated Expiration
- 2034-04-11
AI Technical Summary
The existing spiral bellows connection method requires professional skills and time, especially in special environments, it is difficult to hot melt and complicated to disassemble.
A spiral corrugated pipe with an anti-loosening structure is designed, and a clamping limit structure of the plug and the socket is used to form a fixing through the plug and insert the limit groove of the socket into the socket, so as to achieve quick connection and disassembly.
Connecting and disassembling spiral corrugated pipes can be quickly completed without professional operation, saving installation time and reducing operation difficulty.
Smart Images
Figure CN222717674U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of spiral corrugated pipes, and in particular relates to a spiral corrugated pipe with an anti-loosening structure. Background Art
[0002] The spiral corrugated pipe is a wall pipe made of high-density polyethylene (HDPE) and steel strip molten composite structure. Its pipe wall structure consists of three layers, including a solid wall inner layer pipe, and a composite reasonable steel plate is wrapped around the outside to form an inverted "U"-shaped annular wavy structure.
[0003] In the prior art, spiral corrugated pipe joints are mostly connected and limited by electric hot-melt connection. This connection method can not only reduce the connection ports, but also reduce the labor intensity during transportation and make installation faster compared to traditional cement pipes, steel pipes, etc. However, when spiral corrugated pipes are connected by electric hot-melt connection, operators are required to have certain skills and experience. Not only do they need to ensure that the pipes are accurately aligned, but they also need to accurately control the welding time and pressure of the electric hot-melt tape. Especially in special environments such as strong winds and high humidity, the hot-melt difficulty is higher and it takes a longer operation time. Utility Model Content
[0004] The purpose of the utility model is to provide a spiral corrugated pipe with an anti-loosening structure to solve the above-mentioned problems existing in the prior art.
[0005] Technical solution: A spiral corrugated pipe with an anti-loosening structure, comprising a spiral corrugated pipe, a plug-in connector is installed at one end of the spiral corrugated pipe, and a sleeve connector is installed at the other end of the spiral corrugated pipe. Under the action of external force, the plug-in connector is inserted into the sleeve connector at the end of the other spiral corrugated pipe, and the plug-in connector and the sleeve connector form a clamping limit, wherein the plug-in connector comprises:
[0006] A connecting ring is installed at the end of the spiral bellows; the outer diameter of the connecting ring is the same as the outer diameter of the spiral bellows, and the inner diameter of the connecting ring is the same as the inner diameter of the spiral bellows;
[0007] A plug-in ring, one end of which is mounted on the end of the connecting ring; the axis of the plug-in ring coincides with the axis of the connecting ring;
[0008] The limiting groove is arranged on the outer wall of the plug-in ring and extends along the diameter direction of the plug-in ring toward the axial direction thereof.
[0009] Preferably, the plug-in connector further comprises a chamfered surface, and the chamfered surface is arranged at the end of the plug-in ring away from the connecting ring, so that the end of the plug-in ring forms an annular frustum that gradually expands toward the connecting ring.
[0010] Preferably, the socket comprises:
[0011] A sleeve ring is installed at the other end of the spiral bellows; the inner diameter of the sleeve ring is the same as the outer diameter of the spiral bellows;
[0012] A plurality of through holes are arranged in a circumferential array on the sleeve ring and near the end of the spiral bellows;
[0013] The limiting members, which have the same number as the through holes, are installed in the sleeve ring through springs and partially pass through the through holes;
[0014] A mounting ring, arranged on the outer wall of the sleeve ring and located on one side of the through hole;
[0015] A sliding cover is slidably mounted on the outer wall of the sleeve ring and operatively sleeved on the mounting ring; the sliding cover is located on the other side of the through hole and is arranged opposite to the mounting ring, and a closed space is formed under the cooperation of the mounting ring and the sliding cover, and the part of the limiting member passing through the through hole is located in the closed space.
[0016] Preferably, the limiting member comprises:
[0017] A connecting diagonal rod is placed inside the sleeve ring along the axis direction of the sleeve ring;
[0018] A connecting straight rod is installed at the end of the connecting oblique rod close to the plug-in component; the angle between the connecting straight rod and the connecting oblique rod is an obtuse angle;
[0019] A protrusion is provided at an end of the connecting straight rod away from the connecting oblique rod, and the protrusion is operatively abutted against the limiting groove;
[0020] A pressing block is installed on the connecting oblique rod and passes through the through hole.
[0021] Preferably, a circular ring is mounted on the mounting ring, and the circular ring is connected to the connecting straight rod in surface contact.
[0022] Preferably, an arc-shaped groove is formed at the end of the pressing block close to the inner wall of the sliding cover, and the axis of the arc-shaped groove coincides with the axis of the sleeve ring.
[0023] Beneficial effects: The utility model relates to a spiral corrugated pipe with an anti-loosening structure. When two sections of spiral corrugated pipes need to be connected, the connection of the two sections of spiral corrugated pipes can be easily completed by directly inserting the plug-in connector into the socket connector and using the limiter in the socket connector to be inserted into the limiter groove in the plug-in connector to form a limit fixation. Without the need for professional operators, the connection of the two sections of spiral corrugated pipes can be completed easily and quickly, which not only saves installation time, but also does not require the operator to have skilled technical requirements to complete the installation;
[0024] Secondly, when it is necessary to disassemble two sections of spiral corrugated pipes connected to each other, it is only necessary to apply external force to the pressure block in the limit member to drive the connecting oblique rod and the connecting straight rod to rotate with the circular ring as the fulcrum, so that the protrusion and the limit groove can be disengaged from each other, thereby realizing the separation of the two sections of spiral corrugated pipes from each other. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0026] Figure 2 The utility model is a schematic diagram of the socket Figure 1 ;
[0027] Figure 3 The socket of the utility model is shown in FIG. Figure 2 ;
[0028] Figure 4 It is a connection cross-sectional view of the utility model.
[0029] Figures 1 to 4 The figures are marked as follows: 1, spiral bellows; 2, plug-in connector; 3, socket connector; 21, connecting ring; 22, plug-in ring; 23, limit groove; 24, beveled surface; 25, annular body; 30, spring; 31, socket ring; 32, through hole; 33, mounting ring; 34, sliding cover; 35, connecting diagonal rod; 36, connecting straight rod; 37, protrusion; 38, pressure block; 39, arc groove. DETAILED DESCRIPTION
[0030] like Figures 1 to 4 As shown, the utility model provides a technical solution: a spiral corrugated pipe 1 with an anti-loosening structure, comprising a spiral corrugated pipe 1, a plug-in connector 2 and a socket connector 3, wherein the plug-in connector 2 and the socket connector 3 are respectively installed at both ends of the spiral corrugated pipe 1. When two sections of the spiral corrugated pipe 1 need to be connected to each other, the plug-in connector 2 is directly inserted into the socket connector 3, and the limiting member in the socket connector 3 is used to clamp into the limiting groove 23 in the plug-in connector 2 to form a limiting fixation, so that the connection of the two sections of the spiral corrugated pipe 1 can be easily completed, and the connection of the two sections of the spiral corrugated pipe 1 can be easily and quickly completed without professional operators, which not only saves installation time, but also does not require the operators to have skilled technical requirements to complete the installation, and when the two sections of the spiral corrugated pipe 1 connected to each other need to be disassembled, it is only necessary to apply external force to the pressing block 38 in the limiting member to drive the connecting inclined rod 35 and the connecting straight rod 36 to rotate with the annular body 25 as the fulcrum, so that the protrusion 37 and the limiting groove 23 can be separated from each other, and the two sections of the spiral corrugated pipe 1 can be separated from each other.
[0031] In a further embodiment, the connector 2 includes a connecting ring 21, a plug-in ring 22, a limiting groove 23 and a circular ring body 25, the connecting ring 21 is installed at the end of the spiral bellows 1, the outer diameter of the connecting ring 21 is the same as the outer diameter of the spiral bellows 1, the inner diameter of the connecting ring 21 is the same as the inner diameter of the spiral bellows 1, one end of the plug-in ring 22 is installed at the end of the connecting ring 21, the axis of the plug-in ring 22 coincides with the axis of the connecting ring 21, and the The limiting groove 23 is opened on the outer wall of the plug-in ring 22, and the limiting groove 23 extends along the diameter direction of the plug-in ring 22 toward the axial direction of the plug-in ring 22. The annular body 25 is installed on the plug-in ring 22, and the annular body 25 is surface-contacted and connected with the connecting straight rod 36. The connector 2 also includes a chamfered surface 24, and the chamfered surface 24 is arranged at the end of the plug-in ring 22 away from the connecting ring 21, so that the end of the plug-in ring 22 forms an annular cone that gradually expands toward the connecting ring 21.
[0032] In a further embodiment, the sleeve 3 includes a sleeve ring 31, a plurality of through holes 32, a limiter with the same number as the through holes 32, a mounting ring 33 and a sliding cover 34, the sleeve ring 31 is installed at the other end of the spiral bellows 1, the inner diameter of the sleeve ring 31 is the same as the outer diameter of the spiral bellows 1, the through holes 32 are circumferentially arrayed on the sleeve ring 31, and the through holes 32 are located near the end of the spiral bellows 1. In this embodiment, the through holes 32 are four groups, the limiter is installed in the sleeve ring 31 through a spring 30, a part of the limiter passes through the through hole 32, and the mounting ring 33 is arranged on the sleeve The outer wall of the ring 31, the mounting ring 33 is located on one side of the through hole 32, the sliding cover 34 is slidably sleeved on the outer wall of the sleeve ring 31, the sliding cover 34 is operatively sleeved on the mounting ring 31, the sliding cover 34 is located on the other side of the through hole 32 and is arranged opposite to the mounting ring 33, and a closed space is formed under the cooperation of the mounting ring 33 and the sliding cover 34, and the part of the limiting member passing through the through hole 32 is located in the closed space. When the spiral bellows 1 is buried underground, the part of the limiting member passing through the through hole 32 is covered by the cooperation of the sliding cover 34 and the mounting ring 33, so as to prevent the limiting member from being applied with external force, causing the two sections of the spiral bellows 1 to separate from each other.
[0033] In a further embodiment, the limiting member includes a connecting oblique rod 35, a connecting straight rod 36, a protrusion 37 and a pressing block 38. The connecting oblique rod 35 is placed in the sleeve ring 31 along the axial direction of the sleeve ring 31. The connecting straight rod 36 is installed at the end of the connecting oblique rod 35 close to the plug-in component 2. The angle between the connecting straight rod 36 and the connecting oblique rod 35 is an obtuse angle. The protrusion 37 is arranged at the end of the connecting straight rod 36 away from the connecting oblique rod 35. The protrusion 37 operatively abuts the limiting groove 23. The pressing block 38 is installed on the connecting oblique rod 35. The pressing block 38 passes through the through hole 32, that is, there is a specific angle between the connecting oblique rod 35 and the connecting straight rod 36. After an external force is applied to the pressing block 38, under the condition that the annular body 25 is a fulcrum, the protrusion located at the end of the connecting straight rod 36 can easily disengage from the limiting groove 23, thereby realizing the mutual disengagement of the two sections of the spiral corrugated pipe 1.
[0034] In a further embodiment, an arc groove 39 is formed at the end of the pressing block 38 near the inner wall of the sliding cover 34, and the axis of the arc groove 39 coincides with the axis of the sleeve ring 31. When it is necessary to disassemble two sections of the interconnected spiral bellows 1, it is only necessary to place the rope in the arc groove 39 and connect the ends together, and tighten the rope to simultaneously apply external force to the limit member, so that the limit member is disengaged from the limit groove 23, thereby realizing the rapid separation of the interconnected spiral bellows 1.
[0035] The preferred embodiments of the present invention are described in detail above. However, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, various equivalent transformations can be made to the technical scheme of the present invention, and these equivalent transformations all belong to the protection scope of the present invention.
Claims
1. A spiral corrugated pipe (1) with an anti-loosening structure, characterized in that: The invention comprises a spiral corrugated tube (1), wherein a plug connector (2) is installed at one end of the spiral corrugated tube (1), and a sleeve connector (3) is installed at the other end of the spiral corrugated tube (1). Under the action of an external force, the plug connector (2) is inserted into the sleeve connector (3) at the end of the other spiral corrugated tube (1), and the plug connector (2) and the sleeve connector (3) form a clamping limit position, wherein the plug connector (2) comprises: a connecting ring (21) mounted on an end of the spiral bellows (1); the outer diameter of the connecting ring (21) is the same as the outer diameter of the spiral bellows (1), and the inner diameter of the connecting ring (21) is the same as the inner diameter of the spiral bellows (1); A plug-in ring (22), one end of which is mounted on the end of the connecting ring (21); the axis of the plug-in ring (22) coincides with the axis of the connecting ring (21); The limiting groove (23) is provided on the outer wall of the plug-in ring (22) and extends along the diameter direction of the plug-in ring (22) towards the axial direction thereof.
2. The spiral corrugated pipe (1) with an anti-loosening structure according to claim 1, characterized in that: The plug connector (2) further comprises a chamfered surface (24), wherein the chamfered surface (24) is provided at the end of the plug-in ring (22) away from the connecting ring (21), so that the end of the plug-in ring (22) forms an annular truncated cone that gradually expands toward the connecting ring (21).
3. The spiral corrugated pipe (1) with an anti-loosening structure according to claim 1, characterized in that: The socket (3) comprises: A sleeve ring (31) is mounted on the other end of the spiral bellows (1); the inner diameter of the sleeve ring (31) is the same as the outer diameter of the spiral bellows (1); A plurality of through holes (32) arranged in a circumferential array on the sleeve ring (31) and close to the end of the spiral bellows (1); The same number of stoppers as the through holes (32) are installed in the sleeve ring (31) via a spring (30) and partially pass through the through holes (32); A mounting ring (33) disposed on the outer wall of the sleeve ring (31) and located on one side of the through hole (32); A sliding cover (34) is slidably mounted on the outer wall of the sleeve ring (31) and is operatively sleeved on the mounting ring (33); the sliding cover (34) is located on the other side of the through hole (32) and is arranged opposite to the mounting ring (33); a closed space is formed by the cooperation of the mounting ring (33) and the sliding cover (34); a part of the limiting member that passes through the through hole (32) is located in the closed space.
4. The spiral corrugated pipe (1) with an anti-loosening structure according to claim 3, characterized in that: The limiting member comprises: A connecting oblique rod (35) is placed inside the sleeve ring (31) along the axial direction of the sleeve ring (31); A connecting straight rod (36) is mounted on an end of the connecting oblique rod (35) close to the plug-in connector (2); the angle between the connecting straight rod (36) and the connecting oblique rod (35) is an obtuse angle; A protrusion (37) is provided at an end of the connecting straight rod (36) away from the connecting oblique rod (35), and the protrusion (37) is operatively abutted against the limiting groove (23); A pressing block (38) is mounted on the connecting oblique rod (35) and passes through the through hole (32).
5. The spiral corrugated pipe (1) with an anti-loosening structure according to claim 4, characterized in that: A circular ring (25) is mounted on the mounting ring (33), and the circular ring (25) is connected to the connecting straight rod (36) in surface contact.
6. The spiral corrugated pipe (1) with an anti-loosening structure according to claim 4, characterized in that: An arc-shaped groove (39) is formed at the end of the pressing block (38) close to the inner wall of the sliding cover (34), and the axis of the arc-shaped groove (39) coincides with the axis of the sleeve ring (31).