Butt joint device for PVC pipeline bonding

By designing a docking device for PVC pipe bonding, the combination of connecting rod, pipe clamp seat and bidirectional screw is used to solve the problem of pipe coaxiality and end face distance control, and a simple pipeline connection operation is achieved.

CN223131401UActive Publication Date: 2025-07-22ZHEJIANG ART PIPE IND (WUHAN) CO LTD
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Patent Information

Application Number
CN202422032422.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-21
Publication Date
2025-07-22
Estimated Expiration
2034-08-21

AI Technical Summary

Technical Problem

When connecting PVC pipes, it is difficult to ensure the coaxiality between the pipes and the distance between the end surfaces of the adhesive pipes, and the prior art operation is not convenient enough.

Method used

A docking device for bonding of PVC pipes is designed, including a docking left frame and a right frame, equipped with a connecting rod, a pipe clamp seat, a guide column and a bidirectional screw. The rotation of the screw is controlled by the rotating part to achieve coaxial docking and end-face bonding of the pipe.

Benefits of technology

It realizes coaxiality guarantee between pipes and end face distance control, which is simple to operate, complete functions and strong practicality.

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Abstract

The utility model discloses a butt-joint device for bonding PVC (polyvinyl chloride) pipelines, which comprises a left butt-joint rack and a right butt-joint rack, a connecting rod is arranged between the right butt-joint rack and the left butt-joint rack, a left pipe hoop seat and a right pipe hoop seat are arranged between the left butt-joint rack and the right butt-joint rack, and pipe hoops are arranged on the right pipe hoop seat and the left pipe hoop seat. The pipe hoop is composed of a lower hoop piece and an upper hoop piece hinged to the lower hoop piece, a guide column is arranged between the left butt-joint rack and the right butt-joint rack, the left pipe hoop base and the right pipe hoop base are connected to the guide column in a sliding mode, a two-way screw rod is rotationally connected between the left butt-joint rack and the right butt-joint rack, a rotating part is arranged at one end of the two-way screw rod, and a rotating shaft is arranged at the other end of the two-way screw rod. A left stud part which is in threaded connection with the left pipe hoop seat and a right stud part which is in threaded connection with the right pipe hoop seat are arranged on the two-way screw rod, and the screwing direction of threads on the right stud part is opposite to that of threads on the left stud part. According to the butt joint device, the coaxiality between the pipelines can be guaranteed, the distance between the end faces of the bonding pipes can be controlled, the overall function is complete, and practicability is high.
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Description

Technical Field

[0001] The utility model relates to the technical field of mechanical equipment, and more specifically, it relates to a butting device for bonding PVC pipes. Background Art

[0002] When connecting two PVC pipes with the same pipe diameter, an external pipe connector can be used, or an adhesive can be used for bonding. During the bonding process with the adhesive, it is necessary to fix the two PVC pipes to ensure the coaxiality between the pipes, and it is also necessary to control the distance between the end faces of the bonded pipes. Accordingly, the utility model provides a butting device for bonding PVC pipes. Summary of the Utility Model

[0003] The purpose of the utility model is to overcome the deficiencies in the above-mentioned prior art, and provide a butting device for bonding PVC pipes, which has the characteristics of novel structure and convenient use.

[0004] To solve the above technical problems, the purpose of the utility model is realized as follows: A butting device for bonding PVC pipes according to the utility model includes a left butting frame and a right butting frame. There is a connecting rod between the right butting frame and the left butting frame. There are a left pipe hoop seat and a right pipe hoop seat between the left butting frame and the right butting frame. Pipe hoops are provided on both the right pipe hoop seat and the left pipe hoop seat. The pipe hoop is composed of a lower hoop member and an upper hoop member hinged to the lower hoop member. A guiding column passing through the left pipe hoop seat and the right pipe hoop seat is provided between the left butting frame and the right butting frame. The left pipe hoop seat and the right pipe hoop seat are slidably connected to the guiding column. A bidirectional screw rod is rotatably connected between the left butting frame and the right butting frame. At least one end of the bidirectional screw rod is provided with a rotating part for controlling rotation. The bidirectional screw rod is provided with a left screw part threadedly connected to the left pipe hoop seat and a right screw part threadedly connected to the right pipe hoop seat. The thread directions of the right screw part and the left screw part are opposite.

[0005] The utility model is further provided as: A liquid dripping recovery tank provided on the guiding column is arranged at the middle position of the left butting frame and the right butting frame.

[0006] The utility model is further provided as: Pipe troughs are provided at the tops of both the left butting frame and the right butting frame.

[0007] The utility model is further provided as: The connecting rod is arranged symmetrically front and back.

[0008] The utility model is further provided as: The guiding column is arranged symmetrically front and back.

[0009] The utility model is further provided as: The rotating part is only provided at one end of the bidirectional screw rod.

[0010] In summary, the utility model has the following beneficial effects: The butt joint device for PVC pipe bonding involved in the utility model can ensure the coaxiality between pipes and can also control the distance between the end faces of the bonded pipes. The overall function is perfect and the practicability is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is the overall structural schematic diagram of the utility model;

[0012] Figure 2 is the partial structural schematic diagram of the utility model;

[0013] Figure 3 is the structural schematic diagram of another embodiment of the utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0014] In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the preferred implementation schemes of the present utility model will be described below in conjunction with specific embodiments. However, it should be understood that these descriptions are only for further explaining the features and advantages of the present utility model, rather than limiting the patent requirements of the present utility model. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

[0015] The present utility model will be further described below in conjunction with the drawings and preferred embodiments.

[0016] Embodiment 1

[0017] Referring to Figure 1 and Figure 2 As shown, a butt joint device for PVC pipe bonding involved in this embodiment includes a butt joint left frame 1 and a butt joint right frame 2. A connecting rod 3 arranged symmetrically front and back is provided between the butt joint right frame 2 and the butt joint left frame 1. A left pipe hoop seat 4 and a right pipe hoop seat 5 are provided between the butt joint left frame 1 and the butt joint right frame 2. Pipe hoops 6 are provided on both the right pipe hoop seat 5 and the left pipe hoop seat 4. The pipe hoop 6 is composed of a lower hoop member 61 and an upper hoop member 62 hinged to the lower hoop member. A guiding column 7 passing through the left pipe hoop seat 4 and the right pipe hoop seat 5 and arranged symmetrically front and back is provided between the butt joint left frame 1 and the butt joint right frame 2. The left pipe hoop seat 4 and the right pipe hoop seat 5 are slidably connected to the guiding column 7. A bidirectional screw 8 is rotatably connected between the butt joint left frame 1 and the butt joint right frame 2. One end of the bidirectional screw 8 is provided with a rotating part 9 for controlling rotation. A left screw part 81 threadedly connected to the left pipe hoop seat and a right screw part 82 threadedly connected to the right pipe hoop seat are provided on the bidirectional screw 8. The thread directions of the right screw part 82 and the left screw part 81 are opposite.

[0018] Further, pipe brackets 11 are provided at the tops of the docking left frame 1 and the docking right frame 2.

[0019] In this embodiment, first, two PVC pipes to be bonded are taken, and then these two PVC pipes are respectively clamped on a pipe clamp 6. The upper clamp member 62 and the lower clamp member 61 that are combined complete the radial and circumferential fixation of the pipes. Then, an adhesive is applied to the end faces of the pipes to be docked. Finally, an external tool is used to drive the rotating part 9 to rotate. As the bidirectional screw 8 rotates, while the screw rotates, the left pipe clamp seat 4 moves in the direction close to the right pipe clamp seat 5, and the right pipe clamp seat 5 moves in the direction close to the left pipe clamp seat 4 until the end faces of the two pipes are in contact. After setting for a certain time, the bonding operation of the PVC pipes is completed.

[0020] Among them, through the setting of the pipe brackets 11, they are used to hold the PVC pipes to be docked.

[0021] Embodiment 2

[0022] See Figures 1 to 3 As shown, a docking device for bonding PVC pipes involved in this embodiment is further provided on the basis of Embodiment 1. A liquid dripping recovery tank 10 is provided on the guide post 7 at the middle position of the docking left frame 1 and the docking right frame 2.

[0023] In this embodiment, through the setting of the liquid dripping recovery tank 10, it is used to hold the dripping glue.

[0024] The docking device for bonding PVC pipes involved in the present utility model can ensure the coaxiality between pipes and can also control the distance between the end faces of the bonded pipes. The overall function is complete and the practicability is strong.

[0025] Unless otherwise specified, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicating the orientation or position relationship, it is based on the actual orientation or position relationship shown. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the orientation or position relationship in the present utility model are only for exemplary illustration and cannot be understood as a limitation of this patent. For those of ordinary skill in the art, the specific meanings of the above terms can be understood in combination with the embodiments and according to the specific circumstances.

[0026] Unless otherwise clearly defined and limited, in this utility model, if there are terms such as "arranged", "connected" and "coupled", they shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a direct connection, or an indirect connection through an intermediate medium, and it may be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in this utility model can be understood according to specific situations.

[0027] The preferred specific embodiments of the present utility model have been described in detail above. It should be understood that those of ordinary skill in the art can make many modifications and variations based on the concept of the present utility model without creative efforts. Therefore, all technical solutions that can be obtained by those skilled in the art in this technical field based on the concept of the present utility model through logical analysis, reasoning or limited experiments on the basis of the prior art shall fall within the protection scope determined by the claims.

Claims

1. A docking device for PVC pipe bonding, comprising a docking left frame and a docking right frame, and a connecting rod is arranged between the docking right frame and the docking left frame, characterized in that: A left pipe clamp seat and a right pipe clamp seat are provided between the docking left frame and the docking right frame. Pipe clamps are provided on both the right pipe clamp seat and the left pipe clamp seat. The pipe clamp consists of a lower clamp member and an upper clamp member hinged to the lower clamp member. A guide post passing through the left pipe clamp seat and the right pipe clamp seat is provided between the docking left frame and the docking right frame. The left pipe clamp seat and the right pipe clamp seat are slidably connected to the guide post. A bidirectional screw is rotatably connected between the docking left frame and the docking right frame. At least one end of the bidirectional screw is provided with a rotating part for controlling rotation. The bidirectional screw is provided with a left screw part threadedly connected to the left pipe clamp seat and a right screw part threadedly connected to the right pipe clamp seat. The thread directions of the right screw part and the left screw part are opposite.

2. The butt joint device for PVC pipe bonding according to claim 1, characterized in that: A liquid dripping recovery groove provided on the guide post is arranged at the middle position between the docking left frame and the docking right frame.

3. The butt joint device for PVC pipe bonding according to claim 1 or 2, characterized in that: Pipe support grooves are provided at the tops of both the docking left frame and the docking right frame.

4. The butt joint device for PVC pipe bonding according to claim 3, wherein: The connecting rods are arranged symmetrically in the front and back.

5. The butt joint device for PVC pipe bonding according to claim 4, characterized in that: The guide posts are arranged symmetrically in the front and back.

6. The butt joint device for PVC pipe bonding according to claim 1, wherein: The rotating part is only provided at one end of the bidirectional screw.