Water conservancy project pipeline connector structure

Abstract

The utility model discloses a hydraulic engineering pipeline connector structure which comprises a connecting pipe, a limiting ring is fixedly connected to the surface of the connecting pipe, a round hole is formed in the surface of the front end of the connecting pipe, a ball is rotationally connected to an inner cavity of the round hole, and a pulling pipe is slidably connected to the surface of the connecting pipe; the front end of an inner cavity of the pulling pipe is fixedly connected with an abutting ring, a spring is welded between the rear end of the abutting ring and the front end of the limiting ring, and an inner cavity of the connecting pipe is connected with a double-layer pipe in a sliding mode. And the abutting rings are pressed on the surfaces of the balls, so that the double-layer pipe is fixed in the inner cavity of the connecting pipe, and the purposes of conveniently connecting the ends of the pipeline and subsequently replacing the two water conservancy pipes can be achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of water conservancy projects, in particular to a water conservancy project pipeline connector structure. Background Art

[0002] Water conservancy projects are a general term for various engineering projects built to control, utilize and protect surface and underground water resources and the environment. They are projects built to eliminate water disasters and develop and utilize water resources.

[0003] In water conservancy projects, pre-buried pipes are a commonly used method for laying pipes. Its main feature is to pre-dig grooves in the soil, place the pipes in the grooves, and then fill the soil back. The advantage of pre-buried pipes is that there is no need to build additional pipe supports, and they can be fixed by directly filling the soil. On this basis, in order to facilitate the connection between the pipe ends and the subsequent replacement of two water conservancy pipes, a water conservancy project pipe connector structure is designed. The connector fixes the two pipes respectively to the inner cavity of the connecting pipe and the double-layer pipe, and splices the connecting pipe and the double-layer pipe. At the same time, under the action of the ball and the ball groove, the connection and replacement of the connecting pipe and the double-layer pipe can be facilitated, which can facilitate the connection between the pipe ends and the subsequent replacement of the two water conservancy pipes. Utility Model Content

[0004] The purpose of the utility model is to provide a water conservancy project pipe connector structure, which is convenient for connecting the pipe ends and for the subsequent replacement of two water conservancy pipes, so as to solve the above-mentioned background technical problems.

[0005] The technical solution of the utility model for solving the above-mentioned technical problems is as follows: a water conservancy project pipe connector structure, which includes a connecting pipe: the surface of the connecting pipe is fixedly connected to a limiting ring, a circular hole is opened on the surface of the front end of the connecting pipe, and a ball is rotatably connected to the inner cavity of the circular hole, and the surface of the connecting pipe is slidably connected to a pulling pipe, and the front end of the inner cavity of the pulling pipe is fixedly connected to a resistance ring, a spring is welded between the rear end of the resistance ring and the front end of the limiting ring, and the inner cavity of the connecting pipe is slidably connected to a double-layer pipe.

[0006] Preferably, the abutment ring is pressed onto the surface of the ball, a ball groove is provided on the surface of the rear end of the double-layer tube, and the surface of the ball is embedded in the inner cavity of the ball groove.

[0007] Preferably, the surface of the pulling tube is provided with anti-slip grooves, the rear end of the double-layer tube is fixedly connected to a water-blocking sheet, and the inner wall of the connecting tube is fixedly connected to a water-blocking ring.

[0008] Preferably, a water blocking groove is formed at the front end of the water blocking ring, and the surface of the water blocking sheet is embedded in the inner cavity of the water blocking groove.

[0009] Preferably, a positioning ring is fixedly connected to the rear end of the inner cavity of the pulling tube, and the positioning ring is located on the rear side of the limiting ring. A water-blocking pad is fixedly connected to the inner wall of the double-layer tube.

[0010] Preferably, the inner cavities of the connecting pipe and the double-layer pipe are both fixedly connected with hydraulic pipes, the hydraulic pipe in the inner cavity of the connecting pipe contacts the rear end of the water-blocking ring, and the hydraulic pipe in the inner cavity of the double-layer pipe contacts the front end of the water-blocking pad.

[0011] The beneficial effects of the utility model are:

[0012] 1. The utility model makes the front end of the double-layer pipe push the ball to roll and fall into the inner cavity of the ball groove, and the resistance ring is pressed against the surface of the ball, thereby fixing the double-layer pipe to the inner cavity of the connecting pipe, thereby facilitating the connection between the pipe ends and the subsequent replacement of two water conservancy pipes.

[0013] 2. The utility model can seal the rear end of the double-layer pipe with the inner cavity of the connecting pipe by using the water-blocking sheet and the water-blocking groove in combination, thereby preventing water leakage between the connecting pipe and the double-layer pipe;

[0014] 3. The utility model uses a water-blocking ring and a water-blocking pad in combination, so that when the water conservancy pipe is fixedly connected to the connecting pipe and the double-layer pipe, the port of the water conservancy pipe and the inner cavity of the connecting pipe and the double-layer pipe can be sealed and water-blocked. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] in:

[0016] Figure 1 This is a schematic front view of an embodiment of the utility model;

[0017] Figure 2 This is a schematic diagram of the main view splitting of an embodiment of the utility model;

[0018] Figure 3 This is a schematic diagram of the disassembly and cross-section of a pulling tube and a double-layer tube according to an embodiment of the present invention;

[0019] Figure 4 This is a cross-sectional and disassembled schematic diagram of a connecting pipe and a double-layer pipe according to an embodiment of the present invention;

[0020] Figure 5 This is a schematic diagram of the disassembly and cross-section of a connecting pipe according to an embodiment of the present invention.

[0021] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0022] 1. Connecting pipe, 2. Limiting ring, 3. Round hole, 4. Ball, 5. Pulling pipe, 6. Resistance ring, 7. Spring, 8. Double-layer pipe, 9. Ball groove, 10. Water-blocking sheet, 11. Water-blocking ring, 12. Water-blocking groove, 13. Positioning ring, 14. Water-blocking pad, 15. Hydraulic pipe. DETAILED DESCRIPTION

[0023] Hereinafter, embodiments of the water conservancy project pipeline connector structure of the present invention will be described with reference to the accompanying drawings.

[0024] Example 1:

[0025] Figure 1-5 The utility model shows a water conservancy project pipeline connector structure of an embodiment of the present invention, which includes: a connecting pipe 1: the surface of the connecting pipe 1 is fixedly connected to a limit ring 2, a circular hole 3 is opened on the surface of the front end of the connecting pipe 1, and a ball 4 is rotatably connected to the inner cavity of the circular hole 3. A pulling pipe 5 is slidably connected to the surface of the connecting pipe 1, and a resistance ring 6 is fixedly connected to the front end of the inner cavity of the pulling pipe 5. A spring 7 is welded between the rear end of the resistance ring 6 and the front end of the limit ring 2. A double-layer tube 8 is slidably connected to the inner cavity of the connecting pipe 1, and the resistance ring 6 is pressed on the surface of the ball 4. The surface of the rear end of the double-layer tube 8 is provided with a ball groove 9, the surface of the ball 4 is embedded in the inner cavity of the ball groove 9, the surface of the pulling tube 5 is provided with anti-slip grooves, the rear end of the double-layer tube 8 is fixedly connected to a water-blocking sheet 10, and the front end of the water-blocking ring 11 is provided with a water-blocking groove 12. The surface of the water-blocking sheet 10 is embedded in the inner cavity of the water-blocking groove 12. By using the water-blocking sheet 10 and the water-blocking groove 12 in combination, the rear end of the double-layer tube 8 and the inner cavity of the connecting tube 1 can be sealed, thereby avoiding water leakage between the connecting tube 1 and the double-layer tube 8.

[0026] Example 2:

[0027] Figure 1-5The utility model shows a water conservancy project pipeline connector structure of an embodiment of the present invention, which includes: a connecting pipe 1: the surface of the connecting pipe 1 is fixedly connected to a limit ring 2, a circular hole 3 is opened on the surface of the front end of the connecting pipe 1, and a ball 4 is rotatably connected to the inner cavity of the circular hole 3. The surface of the connecting pipe 1 is slidably connected to a pulling pipe 5, and the front end of the inner cavity of the pulling pipe 5 is fixedly connected to a resistance ring 6. A spring 7 is welded between the rear end of the resistance ring 6 and the front end of the limit ring 2. The inner cavity of the connecting pipe 1 is slidably connected to a double-layer pipe 8, the inner wall of the connecting pipe 1 is fixedly connected to a water-blocking ring 11, and the rear end of the inner cavity of the pulling pipe 5 is fixedly connected There is a positioning ring 13, which is located on the rear side of the limit ring 2. The inner wall of the double-layer tube 8 is fixedly connected with a water-blocking pad 14. Through the coordinated use of the water-blocking ring 11 and the water-blocking pad 14, the water conservancy pipe 15 can be fixedly connected to the connecting pipe 1 and the double-layer tube 8, so that the port of the water conservancy pipe 15 and the inner cavity of the connecting pipe 1 and the double-layer tube 8 can be sealed and water-blocked. The inner cavities of the connecting pipe 1 and the double-layer tube 8 are both fixedly connected with the water conservancy pipe 15. The water conservancy pipe 15 in the inner cavity of the connecting pipe 1 contacts the rear end of the water-blocking ring 11, and the water conservancy pipe 15 in the inner cavity of the double-layer tube 8 contacts the front end of the water-blocking pad 14.

[0028] Working principle: When using the present invention, the user fixes the connecting tube 1 and the double-layer tube 8 at the front and rear ends of the water conservancy tube 15 respectively, then splices the two water conservancy tubes 15, and buckles the rear end of the double-layer tube 8 into the inner cavity of the connecting tube 1. At this time, the pulling tube 5 is pulled to drive the resistance ring 6 to separate from the surface of the ball 4, and then the rear end of the double-layer tube 8 pushes the ball 4 to roll and makes the ball 4 fall into the inner cavity of the ball groove 9. Then, the pulling tube 5 is loosened, and the resistance ring 6 is reset under the rebound force of the spring 7, and is re-pressed on the surface of the ball 4, thereby fixing the double-layer tube 8 to the inner cavity of the connecting tube 1, which can facilitate the connection between the pipe ends and the subsequent replacement of the two water conservancy tubes 15.

[0029] To sum up: the water conservancy project pipe connector structure, by making the front end of the double-layer tube 8 push the ball 4 to roll and make the ball 4 fall into the inner cavity of the ball groove 9, and the resistance ring 6 is pressed on the surface of the ball 4, and then the double-layer tube 8 is fixed to the inner cavity of the connecting tube 1, so as to achieve the purpose of facilitating the connection between the pipe ends and the subsequent replacement of the two water conservancy pipes 15.

Claims

1. A water conservancy project pipeline connector structure, characterized in that: The invention comprises a connecting tube (1): the surface of the connecting tube (1) is fixedly connected to a limiting ring (2); the surface of the front end of the connecting tube (1) is provided with a circular hole (3); the inner cavity of the circular hole (3) is rotatably connected to a ball (4); the surface of the connecting tube (1) is slidably connected to a pulling tube (5); the front end of the inner cavity of the pulling tube (5) is fixedly connected to a resistance ring (6); a spring (7) is welded between the rear end of the resistance ring (6) and the front end of the limiting ring (2); and the inner cavity of the connecting tube (1) is slidably connected to a double-layer tube (8).

2. A water conservancy project pipeline connector structure according to claim 1, characterized in that: The abutment ring (6) is pressed onto the surface of the ball (4), a ball groove (9) is provided on the surface of the rear end of the double-layer tube (8), and the surface of the ball (4) is embedded in the inner cavity of the ball groove (9).

3. A water conservancy project pipeline connector structure according to claim 2, characterized in that: The surface of the pulling tube (5) is provided with anti-slip grooves, the rear end of the double-layer tube (8) is fixedly connected to a water-blocking sheet (10), and the inner wall of the connecting tube (1) is fixedly connected to a water-blocking ring (11).

4. A water conservancy project pipeline connector structure according to claim 3, characterized in that: A water blocking groove (12) is provided at the front end of the water blocking ring (11), and the surface of the water blocking sheet (10) is embedded in the inner cavity of the water blocking groove (12).

5. A water conservancy project pipeline connector structure according to claim 4, characterized in that: A positioning ring (13) is fixedly connected to the rear end of the inner cavity of the pulling tube (5), and the positioning ring (13) is located on the rear side of the limiting ring (2). A water-blocking pad (14) is fixedly connected to the inner wall of the double-layer tube (8).

6. A water conservancy project pipeline connector structure according to claim 5, characterized in that: The inner cavities of the connecting tube (1) and the double-layer tube (8) are both fixedly connected with a water conservancy tube (15); the water conservancy tube (15) in the inner cavity of the connecting tube (1) abuts against the rear end of the water blocking ring (11); and the water conservancy tube (15) in the inner cavity of the double-layer tube (8) abuts against the front end of the water blocking pad (14).

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