Anti-drop connecting device for polyethylene spiral corrugated pipe joint

Abstract

The utility model discloses an anti-drop connecting device for a polyethylene spiral corrugated pipe joint, and belongs to the technical field of corrugated pipes. Comprising two sets of hoops, each set of hoops is installed at the connecting end of the polyethylene spiral corrugated pipe, the hoops are oppositely arranged, an annular body of each hoop is composed of two sets of semi-circular rings, two sets of limiting assemblies are installed between the two sets of hoops and are of a hollow structure, the two ends of each limiting assembly are connected with the semi-circular rings correspondingly, and the limiting assemblies are connected with the semi-circular rings correspondingly. Each limiting assembly is provided with an injection part, the injection parts communicate with the hollow structures, filling materials are injected into the limiting assemblies through the injection parts, and the injected filling materials fill the spiral grooves of the polyethylene spiral corrugated pipes to form limiting. According to the utility model, the filling material is injected into the limiting component through the injection part, and under the action of the filling material, the limiting component is partially clamped into the spiral groove of the polyethylene spiral corrugated pipe to form limiting fixation, so that the joint between the polyethylene spiral corrugated pipes can be limited, and the joint cannot be damaged even in a long-term use process. And the joint of the polyethylene spiral corrugated pipe can be effectively prevented from being separated.

Description

Technical Field

[0001] The utility model belongs to the technical field of corrugated pipes, and in particular relates to an anti-detachment connection device for a polyethylene spiral corrugated pipe joint. Background Art

[0002] Polyethylene spiral corrugated pipe is a kind of pipe made of U-shaped steel belt composite PE material, with excellent performance and convenient construction. It is widely used in municipal drainage, sewage engineering and industrial fields. With the continuous advancement of technology and the expansion of application fields, the market prospect of polyethylene spiral corrugated pipe will be broader.

[0003] In the prior art, spiral corrugated pipe joints are mostly connected and limited by electric hot-melt connection. However, this connection method has very high technical requirements on the operator during the installation process, and this installation method is prone to the joints being detached from each other during long-term use. Utility Model Content

[0004] The purpose of the utility model is to provide a polyethylene spiral corrugated pipe joint anti-detachment connection device to solve the above-mentioned problems existing in the prior art.

[0005] Technical solution: A polyethylene spiral corrugated pipe joint anti-detachment connection device, comprising two groups of hoops, each group of the hoops is installed at the connecting end of the polyethylene spiral corrugated pipe, the hoops are arranged opposite to each other, the annular body of the hoops is composed of two groups of semicircular rings, two groups of limit assemblies are installed between the two groups of hoops, the limit assemblies are hollow structures, the two ends of the limit assemblies are respectively connected to the semicircular rings, each group of limit assemblies is provided with an injection part, the injection part is connected to the hollow structure, and filling material is injected into the limit assembly through the injection part, and the injected filling material fills the spiral groove of the polyethylene spiral corrugated pipe to form a limit.

[0006] Preferably, the clamp comprises:

[0007] An upper semicircular ring, wherein two sets of assembly plates are rotatably mounted on both sides of one end of the upper semicircular ring;

[0008] A lower semicircular ring is placed below the upper semicircular ring and one end of the lower semicircular ring is rotatably connected to the mounting plate;

[0009] A limiting groove is provided at the other end of the upper semicircular ring;

[0010] A rotating frame is rotatably mounted on the other end of the lower semicircular ring;

[0011] The fastening bolts are rotatably mounted on the rotating frame and are operatively connected to the limiting grooves. With the cooperation of the fastening bolts and the limiting grooves, the upper semicircular ring and the lower semicircular ring are fixedly assembled into a ring-shaped main body to fix and limit the polyethylene spiral corrugated pipe.

[0012] Preferably, the upper semicircular ring, the lower semicircular ring, the rotating frame and the fastening bolts are all made of stainless steel.

[0013] Preferably, the limiting assembly includes an arc plate, both ends of which are respectively connected to the semicircular rings of the clamps on different polyethylene spiral corrugated pipes, an injection hole is opened on the outer wall of the arc plate, and the injection hole passes through the arc plate, the injection part is installed on the arc plate and connected with the injection hole, an airbag is installed on the inner wall of the arc plate, the edge of the airbag is connected to the edge of the arc plate, a accommodating cavity is formed between the airbag and the arc plate, and the accommodating cavity is connected with the injection hole.

[0014] Preferably, the airbag is made of rubber material, and the arc plate is made of stainless steel material.

[0015] Preferably, the injection part includes a feed pipe, which is placed above the limiting assembly. Four groups of delivery pipes are installed at the outlet of the feed pipe. The delivery pipes are installed in parallel on the feed pipe. The outlet of the delivery pipe is installed on the limiting assembly and is connected to the hollow structure of the limiting assembly. A plug is installed at the feed port end of the feed pipe.

[0016] Beneficial effects: The utility model relates to an anti-detachment connection device for a polyethylene spiral corrugated pipe joint, which opens the clamp, connects the ports of two groups of polyethylene spiral corrugated pipes to each other and places them in the opened clamp, and after the polyethylene spiral corrugated pipes are placed, closes the clamp. At this time, the connection between the two groups of polyethylene spiral corrugated pipes is located in the accommodating space formed by the limiting component. At this time, the filling material is injected into the limiting component through the injection part. Under the action of the filling material, a part of the limiting component is inserted into the spiral groove of the polyethylene spiral corrugated pipe to form a limiting fixation, so that the joints between the polyethylene spiral corrugated pipes can be limited, and the polyethylene spiral corrugated pipes can be effectively prevented from detaching at the joints even during long-term use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the installation of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 3 It is a partial schematic diagram of the injection part of the utility model;

[0020] Figure 4 This is a schematic diagram of the hoop structure of the utility model;

[0021] Figure 5 It is a cross-sectional view of the limiting component of the utility model.

[0022] Figures 1 to 5The figures are marked as follows: 1. clamp; 2. limit assembly; 3. injection part; 11. upper semicircular ring; 12. lower semicircular ring; 13. assembly plate; 14. rotating frame; 15. fastening bolt; 21. arc plate; 22. airbag; 31. feed pipe; 32. feed pipe; 33. blockage. DETAILED DESCRIPTION

[0023] like Figures 1 to 5 As shown, the utility model provides a technical solution: a polyethylene spiral corrugated pipe joint anti-detachment connection device, through which the connection of two groups of polyethylene spiral corrugated pipes is limited and fixed, effectively preventing the connection of the polyethylene spiral corrugated pipes from being separated from each other and leaking, comprising two groups of clamps 1, a limiting component 2 and an injection part 3, wherein the clamp 1 is installed at the end of the polyethylene spiral corrugated pipe, that is, each end of the polyethylene spiral corrugated pipe is installed with a clamp 1, the limiting component 2 is installed between the clamps 1, and the injection part 3 is installed on the limiting component 2, and the filling material is injected into the limiting component 2 through the injection part 3, and the injected filling material fills the spiral groove of the polyethylene spiral corrugated pipe. To form a limit, after the two groups of polyethylene spiral corrugated pipe joints are connected to each other, the clamp 1 is opened, and the connection between the ports of the two groups of polyethylene spiral corrugated pipes is placed in the opened clamp 1. After the polyethylene spiral corrugated pipes are placed, the clamp 1 is closed. At this time, the connection between the two groups of polyethylene spiral corrugated pipes is located in the accommodating space formed by the limit component 2. At this time, the filling material is injected into the limit component through the injection part 3. Under the action of the filling material, the part of the limit component 2 is stuck in the spiral groove of the polyethylene spiral corrugated pipe to form a limit fixation, so that the joints between the polyethylene spiral corrugated pipes can be limited. Even during long-term use, the polyethylene spiral corrugated pipe joints can be effectively prevented from detaching.

[0024] In a further embodiment, the hoop 1 includes an upper semicircular ring 11, a lower semicircular ring 12, two sets of assembly plates 13, a limiting groove, a rotating frame 14 and a fastening bolt 15, the two sets of assembly plates 13 are rotatably mounted on both sides of one end of the upper semicircular ring 11, and the lower semicircular ring 12 is placed below the upper semicircular ring 11. The upper semicircular ring 11 and the lower semicircular ring 12 are connected to form an annular column through the assembly plate 13. The other end of the upper semicircular ring 11 is provided with a limiting groove, and the lower semicircular ring 12 is provided with a limiting groove. A rotating frame 14 is rotatably installed on the other end of the rotating frame 14, and a fastening bolt 15 is rotatably installed on the rotating frame 14. The fastening bolt 15 is operatively inserted into the limiting groove. With the cooperation of the limiting groove and the fastening bolt 15, the upper semicircular ring 11 and the lower semicircular ring 12 are fixed to form an annular main body to fix and limit the polyethylene spiral corrugated pipe. The upper semicircular ring 11, the lower semicircular ring 12, the rotating frame 14 and the fastening bolt 15 are all made of stainless steel, which can ensure their service life even if they are buried underground for a long time.

[0025] In a further embodiment, the limiting component 2 includes an arc plate 21, which is located between the clamps 1, that is, the Kotong arc plate 21 establishes a cylindrical accommodating cavity for placing the joints of two groups of polyethylene spiral corrugated pipes, and an injection hole is opened on the outer wall of the arc plate 21, and the injection hole passes through the arc plate 21. The injection part 3 is installed on the arc plate 21 and is connected with the injection hole. An airbag 22 is installed on the inner wall of the arc plate 21, and the edge of the airbag 22 is connected to the edge of the arc plate 21. A accommodating cavity is formed between the airbag 22 and the arc plate 21, and the accommodating cavity is connected with the injection hole. The airbag 22 is made of rubber material, and the arc plate 21 is made of stainless steel material. The injection part 3 includes a feed pipe 31, and the feed pipe 31 is placed above the limiting component 2. The feed pipe 31 Four groups of feed pipes 32 are installed at the discharge port, and the feed pipes 32 are installed in parallel on the feed pipe 31. The discharge port of the feed pipe 32 is installed on the limit assembly 2 and is connected to the hollow structure of the limit assembly 2. A plug 33 is installed at the feed port end of the feed pipe 31. After the clamp 1 is closed, the filling material is injected into the airbag 22 through the cooperation of the feed pipe 31 and the feed pipe 32. The filling material in this embodiment is cement slurry. Since the airbag 22 is made of rubber material, when the cement slurry is injected into the airbag 22, the airbag 22 is expanded by the action of the cement slurry, so that the injected cement slurry can be filled into the spiral groove of the polyethylene spiral corrugated pipe. After the cement slurry solidifies, the polyethylene spiral corrugated pipe can be limited and fixed, and the polyethylene spiral corrugated pipe can be effectively prevented from detaching at the joint even during long-term use.

[0026] 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 polyethylene spiral corrugated pipe joint anti-detachment connection device, characterized in that: The invention comprises two groups of clamps (1), each group of the clamps (1) is installed at the connection end of the polyethylene spiral corrugated pipe, the clamps (1) are arranged opposite to each other, the annular body of the clamps (1) is composed of two groups of semicircular rings, two groups of limit assemblies (2) are installed between the two groups of clamps (1), the limit assemblies (2) are hollow structures, the two ends of the limit assemblies (2) are respectively connected to the semicircular rings, each group of limit assemblies (2) is provided with an injection part (3), the injection part (3) is connected to the hollow structure, and a filling material is injected into the limit assemblies (2) through the injection part (3), and the injected filling material fills the spiral groove of the polyethylene spiral corrugated pipe to form a limit.

2. A polyethylene spiral corrugated pipe joint anti-detachment connection device according to claim 1, characterized in that: The clamp (1) comprises: An upper semicircular ring (11), wherein two sets of assembly plates (13) are rotatably mounted on both sides of one end of the upper semicircular ring (11); A lower semicircular ring (12) is placed below the upper semicircular ring (11) and one end of which is rotatably connected to the mounting plate (13); A limiting groove is provided at the other end of the upper semicircular ring (11); A rotating frame (14) rotatably mounted on the other end of the lower semicircular ring (12); The fastening bolts (15) are rotatably mounted on the rotating frame (14) and are operatively connected to the limiting grooves. With the cooperation of the fastening bolts (15) and the limiting grooves, the upper semicircular ring (11) and the lower semicircular ring (12) are fixedly assembled into a ring-shaped main body to fix and limit the polyethylene spiral corrugated pipe.

3. A polyethylene spiral corrugated pipe joint anti-detachment connection device according to claim 2, characterized in that: The upper semicircular ring (11), the lower semicircular ring (12), the rotating frame (14) and the fastening bolts (15) are all made of stainless steel.

4. The polyethylene spiral corrugated pipe joint anti-detachment connection device according to claim 1, characterized in that: The limiting assembly (2) comprises an arc plate (21), the two ends of the arc plate (21) are respectively connected to the semicircular rings of the upper clamp (1) of different polyethylene spiral corrugated pipes, the outer wall of the arc plate (21) is provided with an injection hole, the injection hole passes through the arc plate (21), the injection part (3) is installed on the arc plate (21) and is connected to the injection hole, the inner wall of the arc plate (21) is provided with an airbag (22), the edge of the airbag (22) is connected to the edge of the arc plate (21), a receiving cavity is formed between the airbag (22) and the arc plate (21), and the receiving cavity is connected to the injection hole.

5. The polyethylene spiral corrugated pipe joint anti-detachment connection device according to claim 4, characterized in that: The airbag (22) is made of rubber material, and the arc-shaped plate (21) is made of stainless steel material.

6. The polyethylene spiral corrugated pipe joint anti-detachment connection device according to claim 1, characterized in that: The injection portion (3) comprises a feed pipe (31) placed above the limit assembly (2); four groups of delivery pipes (32) are installed at the outlet of the feed pipe (31); the delivery pipes (32) are installed on the feed pipe (31) in parallel with each other; the outlet of the delivery pipe (32) is installed on the limit assembly (2) and communicates with the hollow structure of the limit assembly (2); and a plug (33) is installed at the feed inlet end of the feed pipe (31).

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