Pipe joint structure of telescopic pipe

Abstract

The utility model discloses a telescopic pipe joint structure which comprises two telescopic pipe bodies, first connecting blocks are fixedly connected to the upper ends and the lower ends of the two telescopic pipe bodies, limiting through grooves are horizontally formed in the front sides of the four first connecting blocks, and a connecting pipe is arranged between the two telescopic pipe bodies. Two annular connecting blocks are symmetrically and fixedly connected to the inner side of the connecting pipe, and sealing rings are fixedly connected to the opposite sides of the two annular connecting blocks; and each limiting mechanism is used for stably connecting the connecting pipe with the two telescopic pipe bodies. According to the equipment, aiming at the pipe connection problem, a push plate is pushed to drive a hook-shaped limiting block to penetrate through and buckle a first connecting block, so that stable connection of a telescopic pipe body and a connecting pipe is achieved, the sealing performance of pipe connection is effectively improved through cooperation with a spring and a sealing ring, the whole pipe connection process is convenient and rapid, the actual workload is reduced, and the production efficiency is improved. And the subsequent disassembly is relatively convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipe joint structure technical field especially relates to a telescopic pipe pipe joint structure. BACKGROUND

[0002] Telescopic pipe is a kind of pipe that can change its length, also called telescopic joint, compensator, telescopic device, telescopic pipe is divided into corrugated telescopic pipe, sleeve telescopic pipe, square natural compensation telescopic pipe and several major types, among them, corrugated telescopic pipe is more common in daily life;

[0003] At present, when two corrugated telescopic pipes are connected, the end part of the two corrugated telescopic pipes is generally spliced together, and then a threaded rod is used to realize the fixed connection of the two corrugated telescopic pipes, the whole connection process is relatively cumbersome, greatly increasing the workload of the staff, and since the port part of the corrugated telescopic pipe is not sealed, the sealing performance of the connection is poor, which is prone to leakage, therefore, in order to solve these problems, a telescopic pipe joint structure is designed. UTILITY MODEL CONTENT

[0004] The utility model discloses a telescopic pipe joint structure, which is designed to solve the problems existing in the prior art, and realizes the stable connection of the telescopic pipe body and the connecting pipe by pushing the push plate to drive the hook-shaped limiting block to penetrate and hook the first connecting block, thereby effectively improving the sealing performance of the pipe joint.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A telescopic pipe joint structure, comprising two telescopic pipe bodies, the upper and lower ends of the two telescopic pipe bodies are fixedly connected with first connecting blocks, the front sides of the four first connecting blocks are horizontally provided with limiting through grooves, a connecting pipe is arranged between the two telescopic pipe bodies, the inner side of the connecting pipe is fixedly connected with two ring-shaped connecting blocks, and the opposite sides of the two ring-shaped connecting blocks are fixedly connected with sealing rings.

[0007] Preferably, the limiting mechanism comprises a limiting shell fixedly connected to the outer side of the connecting pipe, a rectangular inner groove is horizontally formed on the side of the limiting shell away from the vertical center line of the connecting pipe, and a slide block is slidably connected to the inner wall of the rectangular inner groove.

[0008] Preferably, each of the sliding blocks is fixedly connected with a support plate on the side away from the vertical center line of the connecting pipe, and each of the support plates is fixedly connected with a hook-shaped limiting block on the side away from the horizontal center line of the connecting pipe.

[0009] Preferably, each of the rectangular inner grooves is vertically provided with a rectangular through groove on the inner wall of the side away from the horizontal center line of the connecting pipe, and each of the sliding blocks is fixedly connected with a push plate on the side away from the horizontal center line of the connecting pipe, and each of the push plates extends to the outside through the corresponding rectangular through groove.

[0010] Preferably, each of the sliding blocks is elastically connected with the inner wall of the corresponding rectangular inner groove through a spring on the side close to the vertical center line of the connecting pipe.

[0011] Preferably, the inner circle radius of the connecting pipe is equal to the outer circle radius of the two telescopic pipe bodies, and each of the hook-shaped limiting blocks is matched with the corresponding limiting through groove.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] By pushing the push plate, the sliding block, the support plate and the hook-shaped limiting block are synchronously moved, the hook-shaped limiting block penetrates through the limiting through groove and buckles the first connecting block, so that the stable connection of the two telescopic pipe bodies and the connecting pipe is realized, and the elastic force of the spring can make the telescopic pipe body and the sealing ring closely fit, effectively improve the sealing property of the pipe joint, the whole pipe joint process is convenient and fast, the work amount of the staff is reduced, the actual work efficiency is improved, and the subsequent disassembly is also relatively convenient. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The utility model provides a telescopic pipe joint structure structure schematic view;

[0015] Figure 2 It is the section view at the connecting pipe;

[0016] Figure 3 It is Figure 2 The enlarged view of A.

[0017] In the drawing: 1 telescopic pipe body, 2 first connecting block, 3 limiting through groove, 4 connecting pipe, 5 ring type connecting block, 6 sealing ring, 7 limiting shell, 8 rectangular inner groove, 9 sliding block, 10 support plate, 11 hook-shaped limiting block, 12 rectangular through groove, 13 push plate, 14 spring. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0019] Refer to Figures 1-3 The utility model provides a telescopic pipe pipe joint structure, including two telescopic pipe bodies 1, the upper and lower ends of two telescopic pipe bodies 1 are fixedly connected with first connecting block 2, the front side of four first connecting block 2 is horizontally provided with limiting through slot 3, be provided with connecting pipe 4 between two telescopic pipe bodies 1, the inner circle radius of connecting pipe 4 is equal with the outer circle radius of two telescopic pipe bodies 1, the inner side of connecting pipe 4 is fixedly connected with two ring type connecting blocks 5 symmetrically, the opposite side of two ring type connecting blocks 5 is fixedly connected with sealing ring 6;

[0020] Wherein, it further includes four limiting mechanisms, each limiting mechanism is used to stably connect connecting pipe 4 with two telescopic pipe bodies 1, and the limiting mechanism includes the limiting shell 7 fixedly connected on the outer side of connecting pipe 4, the rectangular inner groove 8 is horizontally arranged on the side of limiting shell 7 away from the vertical center line of connecting pipe 4, the sliding block 9 that can move forward and backward is connected on the inner wall of rectangular inner groove 8, the support plate 10 is fixedly connected on the side of sliding block 9 away from the vertical center line of connecting pipe 4, the hook type limiting block 11 is fixedly connected on the side of support plate 10 away from the horizontal center line of connecting pipe 4, the hook type limiting block 11 is matched with corresponding limiting through slot 3, by the hook type limiting block 11 is penetrated through corresponding limiting through slot 3, can make the hook type limiting block 11 hold corresponding first connecting block 2, to realize the connection of connecting pipe 4 and telescopic pipe body 1;

[0021] Wherein, the rectangular through slot 12 is vertically arranged on the inner wall of the side of each rectangular inner groove 8 away from the horizontal center line of connecting pipe 4, the push plate 13 is fixedly connected on the side of each sliding block 9 away from the horizontal center line of connecting pipe 4, each push plate 13 is penetrated through corresponding rectangular through slot 12 and extends to outside, the inner wall of the side of each sliding block 9 close to the vertical center line of connecting pipe 4 is elastically connected with the inner wall of corresponding rectangular inner groove 8 by spring 14.

[0022] In the present invention, when in use, first connect the telescopic tube body 1 on the front side with the connecting tube 4, align the rear end of the telescopic tube body 1 with the front inner ring part of the connecting tube 4 and insert it, and at the same time ensure that the two first connecting blocks 2 on the telescopic tube body 1 are aligned with the corresponding limit shells 7 respectively. After inserting to the bottom, push the two push plates 13 on the front side forward to drive the corresponding two sliders 9, two support plates 10 and two hook-shaped limit blocks 11 to move forward synchronously. At this time, the two springs 14 will be stretched by force. During the forward movement, when the two hook-shaped limit blocks 11 respectively contact the corresponding first connecting blocks 2, the two support plates 10 will respectively deform upward and downward, so that the two hook-shaped limit blocks 11 respectively penetrate and buckle the corresponding The limiting through groove 3 on the first connecting block 2 is then released to push the two push plates 13. At this time, due to the elastic force of the two springs 14, the two hook-shaped limiting blocks 11 are tightly buckled with the corresponding first connecting block 2, thus completing the stable connection between the front telescopic tube body 1 and the connecting pipe 4, and making the front telescopic tube body 1 fit tightly with the front sealing ring 6, thereby effectively improving the sealing of the pipe connection. Similarly, the rear telescopic tube body 1 can be connected to the connecting pipe 4 with reference to the above operation, so as to complete the pipe connection of the two telescopic tube bodies 1. The whole process is convenient and quick, and if disassembly is required later, it is only necessary to push the four hook-shaped limiting blocks 11 respectively to release the limiting connection with the corresponding first connecting block 2.

[0023] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A telescopic pipe connection structure, characterized in that: include: Two telescopic tube bodies (1), the upper and lower ends of the two telescopic tube bodies (1) are fixedly connected to a first connecting block (2), the front sides of the four first connecting blocks (2) are horizontally provided with a limiting through groove (3), a connecting pipe (4) is provided between the two telescopic tube bodies (1), the inner side of the connecting pipe (4) is symmetrically fixedly connected to two annular connecting blocks (5), and the opposite sides of the two annular connecting blocks (5) are fixedly connected to a sealing ring (6); Four limiting mechanisms, each of which is used to stably connect the connecting pipe (4) and the two telescopic tube bodies (1).

2. The telescopic pipe connection structure according to claim 1, characterized in that: The limiting mechanism comprises a limiting shell (7) fixedly connected to the outside of the connecting tube (4); a rectangular inner groove (8) is horizontally provided on a side of the limiting shell (7) away from the vertical center line of the connecting tube (4); a slider (9) that can move forward and backward is slidably connected to the inner wall of the rectangular inner groove (8).

3. The telescopic pipe connection structure according to claim 2, characterized in that: A support plate (10) is fixedly connected to one side of each slider (9) away from the vertical center line of the connecting pipe (4), and a hook-shaped limit block (11) is fixedly connected to one side of each support plate (10) away from the horizontal center line of the connecting pipe (4).

4. The telescopic pipe connection structure according to claim 2, characterized in that: A rectangular through groove (12) is vertically opened on the inner wall of each rectangular inner groove (8) on the side away from the horizontal center line of the connecting pipe (4), and a push plate (13) is fixedly connected to the side of each slider (9) away from the horizontal center line of the connecting pipe (4), and each push plate (13) passes through the corresponding rectangular through groove (12) and extends to the outside.

5. The telescopic pipe connection structure according to claim 2, characterized in that: One side of each slider (9) close to the vertical center line of the connecting pipe (4) is elastically connected to the inner wall of the corresponding rectangular inner groove (8) through a spring (14).

6. The telescopic pipe connection structure according to claim 3, characterized in that: The inner radius of the connecting tube (4) is equal to the outer radius of the two telescopic tube bodies (1), and each of the hook-shaped limiting blocks (11) is matched with a corresponding limiting slot (3).

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