Pipe pressing auxiliary mechanism of full-rotation pipe shaking device

By introducing the buffer structure of the inner pipe and hydraulic oil chamber into the pressure auxiliary mechanism of the rocking pipe machine, the problem of easy damage in the pressing process of the pipe is solved, and the impact force is buffered and stored, which improves the protection effect and pressing efficiency of the pipe.

CN222894566UActive Publication Date: 2025-05-23CHINA CONSTR THIRD ENG BUREAU GRP CO LTD
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Patent Information

Application Number
CN202421804063.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-29
Publication Date
2025-05-23
Estimated Expiration
2034-07-29

AI Technical Summary

Technical Problem

During the pipe pressing process, existing pipe shakers may cause pipe damage due to the pipe bearing a large pressure.

Method used

A pressure pipe auxiliary mechanism of a fully rotating rocking pipe device is designed. By adding an inner tube between the lifting seat and the clamping ring, and using a positioning sliding structure, the impact force can be reduced through the buffer structure of the inner tube and the hydraulic oil chamber when the pipe is pressed in.

Benefits of technology

It effectively reduces the impact force of the pipe when pressing in, protects the pipe from damage, and at the same time, the storage and release function of the hydraulic oil silo assists the downforce of the pipe and improves the pressing efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of tube rocking machines, in particular to a tube pressing auxiliary mechanism of a full-rotation tube rocking device, which comprises a base, a lifting seat is arranged in the base, an inner tube and a clamping ring are sequentially arranged in the lifting seat, a protection assembly comprises a plurality of positioning blocks arranged on the outer wall of the inner tube, and clamping teeth are arranged on two sides of the outer wall of each positioning block. A plurality of positioning grooves are formed in the inner wall of the lifting seat, cavities are formed in the inner walls of the positioning grooves, electromagnets and racks are arranged in the cavities, magnetic blocks are arranged on one sides of the racks, hydraulic bins are arranged on one sides of the positioning grooves, pressing plates are arranged in the positioning grooves, supporting connecting rods are arranged outside the pressing plates, and pistons are arranged at the other ends of the supporting connecting rods. The pipe press-in device can slide upwards to buffer impact force at the moment of press-in impact of a pipe, the conduction of the impact force to the pipe is reduced, the effect of protecting the pipe is achieved, meanwhile, the buffered impact force is stored, and whether the pipe press-in device assists in follow-up pipe press-in or not is judged.
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Description

Technical Field

[0001] The utility model relates to the technical field of pipe shaking machines, in particular to a pipe pressing auxiliary mechanism of a full-rotation pipe shaking device. Background Art

[0002] In recent years, with the continuous development of urbanization, more and more underground pipe network projects are required to use circular shafts. Pipe shakers play a very important role in underground pipe network projects. Pipe shakers are used to bury circular pipes completely upright deep underground.

[0003] However, in the current prior art, when a pipe shaking machine presses a pipe, the pipe is pressed in by repeatedly extending and retracting a lifting cylinder. Since the pipe is subjected to a large pressure when pressed in, the pipe may be damaged after being compressed for a long time. Utility Model Content

[0004] The purpose of the utility model is to provide a pipe pressing auxiliary mechanism of a full-rotation pipe shaking device to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A pipe pressing auxiliary mechanism of a full-rotation pipe shaking device comprises a base, a lifting seat is arranged inside the base, an inner pipe and a clamping ring are arranged inside the lifting seat in sequence, a protective component for buffering when pressing the pipe is arranged inside the lifting seat, the protective component comprises a plurality of positioning blocks arranged on the outer wall of the inner pipe, both sides of the outer walls of the plurality of positioning blocks are provided with latching teeth, a plurality of positioning grooves are arranged on the inner wall of the lifting seat, a plurality of cavities are arranged on the inner walls of the plurality of positioning grooves, an electromagnet and a rack are arranged inside the cavity, a magnetic block is arranged on one side of the rack, a hydraulic bin is arranged on one side of the plurality of positioning grooves, a pressure plate is arranged inside the plurality of positioning grooves, a supporting connecting rod is arranged outside the pressure plate, and a piston is arranged at the other end of the supporting connecting rod.

[0007] As a preferred solution of the utility model, the lifting seat is located inside the base, and the output end of the lifting cylinder on the top of the base is connected to the outer wall of the lifting seat, the clamping ring is located inside the inner tube, and a clamping cylinder is installed at the opening.

[0008] As a preferred solution of the utility model, the inner tube is embedded in the lifting seat and is slidably connected to the inner wall of the lifting seat through a slide rail. One end of each of the positioning blocks is connected to the outer wall of the inner tube by welding, and the other end extends into the positioning groove of the inner wall of the lifting seat and is slidably connected to the inner wall of the positioning groove through a slide rail.

[0009] As a preferred solution of the utility model, the cavity is communicated with the positioning groove, one end of the rack is located in the cavity and slidably connected to the inner wall of the cavity, and the other end extends into the positioning groove and abuts and engages with the teeth on the outer wall of the positioning block.

[0010] As a preferred solution of the utility model, the electromagnet is embedded and connected to the inner wall of the cavity, the magnetic block is connected to the rack near the inner wall of the cavity by bolts, and the electromagnet is magnetically connected to the magnetic block by changing the magnetic pole through a PLC controller.

[0011] As a preferred solution of the utility model, the pressure plate is located in the positioning groove, and is slidably connected to the inner wall of the positioning groove and abuts against the positioning block. The support connecting rod is a multi-section structure, and the multiple sections can rotate through a fixed axis. One end of the support connecting rod is connected to the pressure plate by a bolt, and the other end extends into the hydraulic compartment and is connected to the piston.

[0012] Compared with the prior art, the utility model has the following beneficial effects: in response to the problems raised in the background technology, the present application adopts a protective component, by adding an inner tube between the lifting seat and the clamping ring, and by using a positioning sliding structure to enable the inner tube and the lifting seat to slide, so that the inner tube and the pipe can slide upward at the moment when the pipe is pressed into contact, and at the same time, the hydraulic oil tank inside the positioning groove supports and buffers the pipe upward, thereby reducing the instantaneous impact force when the pipe is pressed into contact, and protecting the pipe;

[0013] At the same time, when the pipe is buffered, the pressure can be transmitted to the hydraulic oil tank through the contraction of the pressure plate for squeezing and storing the impact force, and then released after buffering and acted on the pipe to increase the downward pressure of the pipe to assist in pressing it in.

[0014] The utility model can slide upwards to buffer the impact force at the moment when the pipe is pressed into the impact, reduce the transmission of the impact force to the pipe, play a role in protecting the pipe, and at the same time store the buffered impact force and assist the pipe to be pressed in later. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a side structural diagram of the base of the utility model.

[0016] Figure 2 This is the appearance structure diagram of the lifting seat of the utility model.

[0017] Figure 3 This is a structural diagram of the lifting seat and inner tube separation of the utility model.

[0018] Figure 4 This is an internal cross-sectional view of the positioning groove of the utility model.

[0019] In the figure: 1, base; 2, lifting seat; 3, inner tube; 301, positioning block; 302, latching tooth; 4, clamping ring; 5, positioning groove; 6, cavity; 601, electromagnet; 7, rack; 701, magnetic block; 8, hydraulic chamber; 9, pressure plate; 901, connecting rod; 902, piston. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the embodiments of the present invention. Example

[0021] See also Figures 1-4The utility model provides a technical solution: a pipe pressing auxiliary mechanism of a full-rotation pipe shaking device, comprising a base 1, a lifting seat 2 is arranged inside the base 1, a lifting cylinder is installed on the top of the base 1, and the lifting seat 2 can be driven to rise or fall under the action of the lifting cylinder, and an inner tube 3 and a clamping ring 4 are arranged in sequence inside the lifting seat 2 (a circular through hole for a round pipe to pass through is arranged on the base 1 and the lifting seat 2, a large gear ring with external teeth is installed on the hole wall of the circular through hole on the lifting seat 2, and a clamping ring 4 for clamping the round pipe is installed on the large gear ring, and a clamping cylinder for tightening the clamping ring 4 is installed at the opening of the clamping ring 4, and the clamping cylinder is extended to open the clamping ring 4, so as to facilitate the insertion of the round pipe into the clamping ring 4, and the clamping cylinder is retracted, and the clamping ring contracts to clamp the round pipe;A motor is also installed on the lifting seat 2, which is used to drive the rotation of the large gear ring, thereby causing the clamping ring 4 and the circular pipe to perform a full rotation movement). A protective component for buffering when pressing the pipe is arranged inside the lifting seat 2. The protective component includes a plurality of positioning blocks 301 arranged on the outer wall of the inner tube 3, which are used to locate the angle and position between the inner tube 3 and the lifting seat 2. Both sides of the outer walls of the plurality of positioning blocks 301 are provided with latch teeth 302. The inner wall of the lifting seat 2 is provided with a plurality of positioning grooves 5, and the inner walls of the plurality of positioning grooves 5 are provided with cavities 6, which can be used to position the rack 7. Provide a contraction space (the latch teeth 302 on the outer wall of the positioning block 301 mesh with the rack 7, and when the positioning block 301 slides and rises in the positioning groove 5, the rack 7 can be squeezed and contracted into the cavity 6, which is convenient for the positioning block 301 to move in the positioning groove 5). The cavity 6 is provided with an electromagnet 601 and a rack 7. The magnetic poles of the electromagnet 601 and the magnetic pole strength of the electromagnet 601 can be controlled by a PLC controller. After the positioning block 301 is contracted to a specified position, the PLC controller can be used to control the increase in the repulsive strength between the electromagnet 601 and the magnetic block 701 to lock the positioning block 301 and the inner tube 3. When the buffering stored force is released, the electromagnetic magnet 601 and the magnetic block 701 are attracted to each other to drive the rack 7 to contract, so as to facilitate the resetting of the positioning block 301 and the inner tube 3. A magnetic block 701 is arranged on one side of the rack 7, and a hydraulic bin 8 is arranged on one side of the plurality of positioning grooves 5. The hydraulic bin 8 is loaded with oil, and a pressure plate 9 is arranged inside the plurality of positioning grooves 5 for contacting the positioning block 301 and linking with the piston 902 through the supporting connecting rod 901, so that when the positioning block 301 is raised or lowered, the piston 902 can be driven to contract and squeeze in the hydraulic bin 8 to store the buffering force. At the moment of the pipe being pressed into contact, the inner pipe 3 and the pipe can be lifted upward in the lifting seat 2 through the positioning block 301 and the positioning groove 5, and at the same time, the pressing plate 9 is driven to rise synchronously, and the supporting connecting rod 901 is cooperated to drive the piston 902 to squeeze in the hydraulic chamber 8, and the pipe is supported and buffered when it is upward, reducing the impact force when the pipe is pressed into contact, and protecting the pipe). The pressing plate 9 is provided with a supporting connecting rod 901 on the outside, and the multiple sections of the supporting connecting rod 901 can be rotated to facilitate movement between the positioning groove 5 and the hydraulic chamber 8, and the other end of the supporting connecting rod 901 is provided with a piston 902. ;

[0022] In this embodiment, all electrical components are controlled by conventional controllers.

[0023] For example, please refer to Figures 1-4, the lifting seat 2 is located inside the base 1, and the output end of the lifting oil cylinder at the top of the base 1 is connected to the outer wall of the lifting seat 2. The clamping ring 4 is located inside the inner tube 3, and a clamping oil cylinder is installed at the opening. The inner tube 3 is embedded inside the lifting seat 2 and is slidably connected to the inner wall of the lifting seat 2 through a slide rail. One end of each of the plurality of positioning blocks 301 is connected to the outer wall of the inner tube 3 by welding, and the other end extends into the positioning groove 5 on the inner wall of the lifting seat 2 and is slidably connected to the inner wall of the positioning groove 5 through a slide rail. The cavity 6 communicates with the positioning groove 5. One end of the rack 7 is located inside the cavity 6 and is slidably connected to the inner wall of the cavity 6, and the other end extends into the positioning groove 5 and abuts and meshes with the teeth 302 on the outer wall of the positioning block 301. The electromagnet 601 is embedded and connected to the inner wall of the cavity 6. The magnetic block 701 is connected to the side of the rack 7 close to the inner wall of the cavity 6 by bolts. The electromagnet 601 changes the magnetic pole to magnetically connect with the magnetic block 701 through a PLC controller. The pressing plate 9 is located inside the positioning groove 5 and is slidably connected to the inner wall of the positioning groove 5 and abuts against the positioning block 301. The support link 901 is of a multi-section structure, and the multi-sections can be rotated through a fixed shaft. One end of the support link 901 is connected to the pressing plate 9 by bolts, and the other end extends into the hydraulic chamber 8 and is connected to the piston 902. During use, first, the clamping oil cylinder contracts to clamp and fix the pipe by the clamping ring 4. Then, the lifting oil cylinder drives the lifting seat 2 to rise to the highest position and then performs the pipe swinging operation. Then, the clamping oil cylinder extends to open the clamping ring 4, and a circular pipe fitting with serrations at the bottom is placed. The clamping oil cylinder retracts to clamp the circular pipe fitting. The motor drives the large gear ring to rotate, thereby driving the clamping ring 4 and the circular pipe fitting to perform a full rotation movement. At the same time, the lifting oil cylinder retracts to press down the circular pipe fitting by a certain distance. At the same time, when the pipe abuts, the impact force drives the inner tube 3 to slide and rise inside the lifting seat 2, and cooperates with the pressing plate 9 inside the positioning groove 5 to rise synchronously to squeeze the hydraulic chamber 8 through the support link 901 and the piston 902 to achieve buffering of the pipe. After buffering, at the same time, the PLC controller controls the electromagnet 601 and the magnetic block 701 to magnetically attract and drive the rack 7 to contract. Then, the pressure stored is released through the piston 902, the support link 901, and the pressing plate 9 to make the positioning block 301 push and drive the pipe to press down for auxiliary pipe pressing.

[0024] The working process of the utility model is as follows: when in use, the clamping cylinder is first contracted to clamp and fix the pipe by the clamping ring 4, and then the lifting seat 2 is lifted to the highest point by the lifting cylinder to perform the pipe shaking operation, and then the clamping cylinder is extended to open the clamping ring 4, and the circular pipe with serrations at the bottom is put in, and the clamping cylinder is retracted to clamp the circular pipe, and the motor drives the large gear ring to rotate, thereby driving the clamping ring 4 and the circular pipe to make a full rotation movement, and at the same time, the lifting cylinder is retracted to press the circular pipe down for a distance, and at the same time, when the pipe abuts, the inner pipe 3 is driven to slide and rise in the lifting seat 2 through the impact force, and the pressure plate 9 in the positioning groove 5 is synchronously raised to squeeze the hydraulic warehouse 8 through the supporting connecting rod 901 and the piston 902 to achieve buffering of the pipe, and after buffering, the electromagnet 601 and the magnetic block 701 are controlled by the PLC controller to magnetically drive the rack 7 to contract, and then the stored pressure is released by the piston 902, the supporting connecting rod 901 and the pressure plate 9 to make the positioning block 301 push and drive the pipe to press down to assist in pipe pressing. The utility model can slide upwards to buffer the impact force at the moment when the pipe is pressed into the impact, reduce the transmission of the impact force to the pipe, play a role in protecting the pipe, and at the same time store the buffered impact force and assist the pipe to be pressed in later.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipe pressing auxiliary mechanism of a full-rotation pipe shaking device, comprising a base (1), a lifting seat (2) disposed inside the base (1), an inner pipe (3) and a clamping ring (4) disposed inside the lifting seat (2) in sequence, and a protective component for buffering when pressing the pipe disposed inside the lifting seat (2), characterized in that: The protection component comprises a plurality of positioning blocks (301) arranged on the outer wall of the inner tube (3), and the outer walls of the plurality of positioning blocks (301) are provided with latch teeth (302) on both sides thereof; the inner wall of the lifting seat (2) is provided with a plurality of positioning grooves (5), and the inner walls of the plurality of positioning grooves (5) are provided with cavities (6), and the cavity (6) is provided with an electromagnet (601) and a rack (7), and a magnetic block (701) is provided on one side of the rack (7); a hydraulic chamber (8) is provided on one side of the plurality of positioning grooves (5), and the plurality of positioning grooves (5) are provided with pressure plates (9) inside, and a supporting connecting rod (901) is provided outside the pressing plate (9), and a piston (902) is provided at the other end of the supporting connecting rod (901).

2. The tube pressing auxiliary mechanism of the full-rotation tube shaking device according to claim 1, characterized in that: The lifting seat (2) is located inside the base (1), and the output end of the lifting cylinder on the top of the base (1) is connected to the outer wall of the lifting seat (2). The clamping ring (4) is located inside the inner tube (3), and a clamping cylinder is installed at the opening.

3. The tube pressing auxiliary mechanism of the full-rotation tube shaking device according to claim 1, characterized in that: The inner tube (3) is embedded in the lifting seat (2) and is slidably connected to the inner wall of the lifting seat (2) via a slide rail; one end of each of the plurality of positioning blocks (301) is connected to the outer wall of the inner tube (3) by welding, and the other end extends into the positioning groove (5) on the inner wall of the lifting seat (2) and is slidably connected to the inner wall of the positioning groove (5) via a slide rail.

4. The tube pressing auxiliary mechanism of the full-rotation tube shaking device according to claim 1, characterized in that: The cavity (6) is communicated with the positioning groove (5); one end of the rack (7) is located in the cavity (6) and is slidably connected to the inner wall of the cavity (6); the other end extends into the positioning groove (5) and abuts and meshes with the latch teeth (302) on the outer wall of the positioning block (301).

5. The tube pressing auxiliary mechanism of the full-rotation tube shaking device according to claim 1, characterized in that: The electromagnet (601) is embedded and connected to the inner wall of the cavity (6), the magnetic block (701) is connected to the rack (7) on one side close to the inner wall of the cavity (6) via bolts, and the electromagnet (601) is magnetically connected to the magnetic block (701) by changing the magnetic pole via a PLC controller.

6. The tube pressing auxiliary mechanism of the full-rotation tube shaking device according to claim 1, characterized in that: The pressure plate (9) is located in the positioning groove (5) and is slidably connected to the inner wall of the positioning groove (5) and abuts against the positioning block (301). The support connecting rod (901) is a multi-section structure, and the multiple sections can rotate through a fixed axis. One end of the support connecting rod (901) is connected to the pressure plate (9) by a bolt, and the other end extends into the hydraulic chamber (8) and is connected to the piston (902).