PVC pipe capable of being assembled

Abstract

The utility model discloses a PVC (polyvinyl chloride) pipe capable of being assembled, which belongs to the technical field of PVC pipes, and comprises a pipe body, a first joint and a second joint are respectively arranged at two ends of the pipe body, a connecting pipe is arranged at the end part of the first joint, a plurality of clamping grooves which are annularly distributed are formed in the outer circumference of the connecting pipe, and a plurality of clamping grooves are formed in the outer circumference of the connecting pipe. A connecting groove matched with the connecting pipe is formed in the end of the second connector, an annular sliding groove is formed in the second connector, a sliding ring is slidably connected into the annular sliding groove, and a plurality of annularly-distributed springs are connected between the sliding ring and the inner wall of the annular sliding groove in an abutting mode. A plurality of annularly-distributed grooves are formed in the inner circumference of the sliding ring, guide grooves are formed in the inner walls of the grooves in a clamped mode, guide blocks are slidably connected to the interiors of the guide grooves, clamping blocks are fixedly connected to one sides of the guide blocks, and the clamping blocks slidably penetrate into the connecting grooves; and through the arrangement of the first connector and the second connector, quick assembly of the PVC pipe is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to PVC pipe technical field, and specifically relates to an assemblable PVC pipe. BACKGROUND

[0002] PVC pipe is hard polyvinyl chloride pipe, is divided into PVC-U pipe, PVC-M pipe and PVC-O pipe, is by polyvinyl chloride resin and stabilizer, lubricant etc. cooperate and use heat pressure method extrusion forming, is the earliest development and application plastic pipe. PVC-U pipe corrosion resistance is strong, easy to bond, low in price, hard in texture, but due to the PVC-U monomer and additive exudation, only suitable for conveying temperature not more than 45 DEG C water supply system. Plastic pipe is used for the application of drainage, waste water, chemicals, heating liquid and cooling liquid, food, ultra-pure liquid, slurry, gas, compressed air and vacuum system.

[0003] PVC pipe is limited in length when producing, in order to meet the long-distance conveying requirement, needs to connect multiple PVC pipes, generally adopts the mode of adding joint sleeve or clamp to connect, and the operation is very troublesome. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of assemblable PVC pipes, to solve the problem raised in above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of assemblable PVC pipe, including pipe body, the both ends of the pipe body are provided with first joint and second joint, the end of the first joint is provided with connecting pipe, a plurality of annularly distributed clamping grooves are set on the outer circumference of the connecting pipe, the end of the second joint is provided with the connecting groove compatible with connecting pipe, annular slide groove is set in the inside of the second joint, the inside of the annular slide groove is slidably connected with sliding ring, a plurality of annularly distributed springs are abutted between the sliding ring and the inner wall of annular slide groove, a plurality of annularly distributed recesses are set on the inner circumference of the sliding ring, the inner wall of the recess is clamped with guide groove, the inside of the guide groove is slidably connected with guide block, one side of the guide block is fixedly connected with clamping block, the clamping block is slidably penetrated into the connecting groove.

[0006] As a preferred embodiment, the clamping block is provided with inclined plane towards the direction of connecting groove entrance.

[0007] As a preferred embodiment, the end of the first joint is provided with a plurality of annularly distributed positioning rods, and the end of the second joint is provided with a plurality of positioning grooves compatible with the positioning rods.

[0008] As a preferred embodiment, the inside of the connecting groove is provided with sealing ring.

[0009] As a preferred implementation, the surface of the second joint is sleeved with a movable ring, a plurality of connecting blocks are fixedly connected between the movable ring and the sliding ring, and a plurality of annularly distributed sliding holes are formed in the surface of the second joint.

[0010] As a preferred implementation, the outer surface of the pipe body is provided with a polytetrafluoroethylene coating.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] The PVC pipe can be assembled, the first joint and the second joint of two pipe bodies are abutted, the connecting pipe is inserted into the connecting groove, the sliding ring is slid in the annular sliding groove by the spring, the sliding ring drives the guide block to slide in the guide groove, the guide block drives the clamping block to be inserted into the clamping groove, the first joint and the second joint of two pipe bodies are connected, the pipe body is quickly assembled, and the operation is convenient.

[0013] The PVC pipe can be assembled, the first joint and the second joint of two pipe bodies are abutted, the connecting pipe is inserted into the connecting groove, the sliding ring is slid in the annular sliding groove by the spring, the sliding ring drives the guide block to slide in the guide groove, the guide block drives the clamping block to be inserted into the clamping groove, the first joint and the second joint of two pipe bodies are connected, the pipe body is quickly assembled, and the operation is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model; Figure 2 It is an enlarged view of the structure at A in the middle.

[0017] In the figure: 1, pipe body; 2, first joint; 21, connecting pipe; 22, clamping groove; 23, positioning rod; 3, second joint; 31, connecting groove; 32, annular sliding groove; 33, sliding ring; 34, spring; 35, recess; 36, guide groove; 37, guide block; 38, clamping block; 39, positioning groove; 310, sealing ring; 311, movable ring; 312, connecting block; 313, sliding hole. DETAILED DESCRIPTION

[0018] The utility model will be further described below in combination with examples.

[0019] The following embodiments are used to illustrate the present application, but cannot be used to limit the protection scope of the present application. The conditions in the embodiments can be further adjusted according to specific conditions, and simple improvements of the method of the present application under the concept of the present application all belong to the protection scope of the present application.

[0020] Please refer to Figures 1-3 The present application provides a kind of PVC pipe of assembly, including pipe body 1, the outer surface of pipe body 1 is provided with polytetrafluoroethylene coating, polytetrafluoroethylene coating has very strong corrosion resistance, by the setting of polytetrafluoroethylene coating, the corrosion resistance of pipe body 1 can be improved.

[0021] The end of first joint 2 is provided with connecting pipe 21, the outer circumference of connecting pipe 21 is provided with a plurality of annularly distributed clamping grooves 22, the end of second joint 3 is provided with connecting groove 31 matched with connecting pipe 21, the inside of second joint 3 is provided with annular sliding groove 32, sliding ring 33 is slidably connected in the inside of annular sliding groove 32, a plurality of annularly distributed springs 34 are in abutment between sliding ring 33 and the inner wall of annular sliding groove 32, a plurality of annularly distributed grooves 35 are provided on the inner circumference of sliding ring 33, guide groove 36 is clamped on the inner wall of groove 35, guide block 37 is slidably connected in the inside of guide groove 36, clamping block 38 is fixedly connected on one side of guide block 37, clamping block 38 is slidably penetrated into connecting groove 31, inclined surface is provided on the direction of the entrance of connecting groove 31, by the setting of first joint 2 and second joint 3, when assembling a plurality of pipe bodies 1, the first joint 2 and the second joint 3 of two pipe bodies 1 can be abutted, connecting pipe 21 is inserted into connecting groove 31, sliding ring 33 is slid in annular sliding groove 32 by spring 34, guide block 37 is slid in guide groove 36 by sliding ring 33, clamping block 38 is inserted into clamping groove 22 by guide block 37, the first joint 2 and the second joint 3 of two pipe bodies 1 are connected, the quick assembly of pipe body 1 is realized, and the operation is convenient.

[0022] Further, the end of first joint 2 is provided with a plurality of annularly distributed positioning rods 23, the end of second joint 3 is provided with a plurality of positioning grooves 39 matched with positioning rods 23, by the cooperation of positioning rods 23 and positioning grooves 39, positioning rods 23 can be inserted into positioning grooves 39 when first joint 2 and second joint 3 are connected, which facilitates correct guiding and positioning of first joint 2 and second joint 3.

[0023] Further, sealing ring 310 is arranged in the inside of connecting groove 31, by the setting of sealing ring 310, when connecting pipe 21 is inserted into connecting groove 31, connecting pipe 21 will abut against sealing ring 310, the sealing property of first joint 2 and second joint 3 is improved.

[0024] In addition, the surface of the second joint 3 is sleeved with a movable ring 311, a plurality of connecting blocks 312 are fixedly connected between the movable ring 311 and the sliding ring 33, a plurality of sliding holes 313 are arranged in the surface of the second joint 3 in a ring shape, the connecting blocks 312 slide in the sliding holes 313, and through the arrangement of the movable ring 311, the connecting blocks 312 and the sliding holes 313, when the pipe body 1 needs to be disassembled, the movable ring 311 is only needed to be slid, the sliding ring 33 is driven to slide by the connecting blocks 312, the clamping block 38 can be removed from the clamping groove 22, and the connecting pipe 21 can be pulled out of the connecting groove 31, so that the pipe body 1 is conveniently disassembled.

[0025] The working principle and use process of the utility model are as follows: firstly, when assembling a plurality of pipe bodies 1, the first joint 2 and the second joint 3 of two pipe bodies 1 are abutted, the connecting pipe 21 is inserted into the connecting groove 31, the sliding ring 33 is slid in the annular sliding groove 32 by the spring 34, the sliding ring 33 drives the guide block 37 to slide in the guide groove 36, the guide block 37 drives the clamping block 38 to be inserted into the clamping groove 22, the first joint 2 and the second joint 3 of two pipe bodies 1 are connected, the pipe body 1 is quickly assembled, and the operation is convenient; when the pipe body 1 needs to be disassembled, the movable ring 311 is only needed to be slid, the sliding ring 33 is driven to slide by the connecting blocks 312, the clamping block 38 can be removed from the clamping groove 22, and the connecting pipe 21 can be pulled out of the connecting groove 31, so that the pipe body 1 is conveniently disassembled,

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An assemblable PVC pipe comprising a pipe body (1), characterized in that: The both ends of the pipe body (1) are respectively provided with a first joint (2) and a second joint (3), the end of the first joint (2) is provided with a connecting pipe (21), a plurality of annularly distributed clamping grooves (22) are arranged on the outer circumference of the connecting pipe (21), the end of the second joint (3) is provided with a connecting groove (31) matched with the connecting pipe (21), an annular sliding groove (32) is arranged in the second joint (3), a sliding ring (33) is slidably connected in the annular sliding groove (32), a plurality of annularly distributed springs (34) are arranged between the sliding ring (33) and the inner wall of the annular sliding groove (32), a plurality of annularly distributed grooves (35) are arranged on the inner circumference of the sliding ring (33), a guide groove (36) is arranged on the inner wall of the groove (35), a guide block (37) is slidably connected in the guide groove (36), a clamping block (38) is fixedly connected on one side of the guide block (37), and the clamping block (38) is slidably connected into the connecting groove (31).

2. An assemblable PVC pipe as claimed in claim 1, wherein: The clamping block (38) is provided with a slope towards the entrance of the connecting groove (31).

3. An assemblable PVC pipe as claimed in claim 1, wherein: The end of the first joint (2) is provided with a plurality of annularly distributed positioning rods (23), and the end of the second joint (3) is provided with a plurality of positioning grooves (39) matched with the positioning rods (23).

4. The assemblable PVC pipe of claim 1, wherein: The inside of the connecting groove (31) is provided with a sealing ring (310).

5. The assemblable PVC pipe of claim 1, wherein: The surface of the second joint (3) is slidably sleeved with a movable ring (311), a plurality of connecting blocks (312) are fixedly connected between the movable ring (311) and the sliding ring (33), a plurality of annularly distributed sliding holes (313) are arranged on the surface of the second joint (3), and the connecting blocks (312) are slidably arranged in the sliding holes (313).

6. An assemblable PVC pipe as claimed in claim 1, wherein: The outer surface of the pipe body (1) is provided with a polytetrafluoroethylene coating.

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