Rear auxiliary part for pipe jacking construction

Abstract

The utility model discloses a rear auxiliary part for pipe jacking construction. The rear auxiliary part comprises a rear backrest, a main jacking oil cylinder, an oil cylinder frame, U-shaped jacking iron, a partial pressure ring and a guide rail. The rear backrest is installed on the side of the top end of the guide rail, the main jacking oil cylinder is installed on the side of the rear backrest, the main jacking oil cylinder is installed in the oil cylinder frame, the U-shaped jacking iron is connected to the top end of the guide rail in a sliding mode, the U-shaped jacking iron is located on the side, away from the rear backrest, of the oil cylinder frame, and the partial pressure ring is installed on the side, away from the oil cylinder frame, of the U-shaped jacking iron. The prefabricated rear backrest, the main jacking oil cylinder, the oil cylinder frame, the U-shaped jacking iron, the partial pressure ring and the guide rail are adopted, assembly is orderly and convenient, the main jacking oil cylinder is installed on the oil cylinder frame through a hoop, jacking pressure is dispersed through the U-shaped jacking iron and the partial pressure ring, stress on a jacking pipe is more uniform, all the components are assembled in a split mode, transportation and assembly are convenient, and cost is low. And the construction difficulty is greatly reduced, and the device can be repeatedly used and has good economic benefits.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe jacking construction, in particular to a rear auxiliary part for pipe jacking construction. Background Technique

[0002] Pipe jacking construction is a trenchless construction method, which is a pipeline laying construction technology with little or no excavation. Pipe jacking construction is to generate jacking force in the working pit with the help of jacking equipment, overcome the friction between the pipeline and the surrounding soil, jack the pipeline into the soil according to the designed slope, and transport the soil away. After one pipe is jacked into the soil layer, the second pipe is lowered and the jacking continues. Its principle is to push the tool pipe or tunneling machine from the working pit through the soil layer to the receiving pit and hoist it with the help of the thrust of the main jacking cylinder and between the pipelines and the relay jacks. The pipeline follows the tool pipe or tunneling machine and is buried between the two pits.

[0003] When the pipe jacking construction machinery is operating, it is necessary to assemble and weld the auxiliary parts. The accessories of the traditional pipe jacking operation auxiliary parts are formed by temporary concrete pouring, which has great operation difficulty, is very inconvenient for construction, and has large errors, affecting the pipe jacking construction accuracy.

[0004] Therefore, how to provide a rear auxiliary part for pipe jacking construction to solve the problems existing in the prior art is of great significance to its application. Content of the Utility Model

[0005] In view of this, the purpose of this application is to provide a rear auxiliary part for pipe jacking construction to solve the problems that the accessories of the traditional pipe jacking operation auxiliary parts are formed by temporary concrete pouring, which has great operation difficulty, is very inconvenient for construction, and has large errors, affecting the pipe jacking construction accuracy.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A rear auxiliary part for pipe jacking construction includes a backrest, a main jacking cylinder, a cylinder frame, a U-shaped jacking iron, a pressure dividing ring and a guide rail;

[0008] The backrest is installed on the side of the top of the guide rail, the main jacking cylinder is installed on the side of the backrest, the main jacking cylinder is installed inside the cylinder frame, the U-shaped jacking iron is slidably connected to the top of the guide rail, the U-shaped jacking iron is located on the side of the cylinder frame away from the backrest, and the pressure dividing ring is installed on the side of the U-shaped jacking iron away from the cylinder frame.

[0009] Preferably, the cylinder frame includes a lower connecting frame, a lower frame, a middle frame and an upper frame;

[0010] The lower frame is installed on both sides of the lower connecting frame, the middle frame is installed on the top of the lower frame, and the upper frame is installed on the top of the middle frame.

[0011] Preferably, two, three, and four mounting holes are respectively formed on the surfaces of the upper frame, the middle frame, and the lower frame. Fixed plates are installed on the front and rear sides of the mounting holes. The fixed plates are fixedly connected with clamping rings. The main jacking oil cylinder is installed inside the mounting hole, and the main jacking oil cylinder is connected to the upper frame, the middle frame, and the lower frame through the clamping rings.

[0012] Preferably, the U-shaped top iron includes a bottom frame, a pulley, and side frames. The side frames are in an L shape, and the side frames are symmetrically installed on both sides of the bottom frame. The pulley is installed at the bottom end of the side frame.

[0013] Preferably, the pressure dividing ring includes a lower cross frame, side frames, and an upper cross frame. The number of the side frames is two. The bottom ends of the two side frames are fixedly connected through the lower cross frame, and the top ends of the side frames are fixedly connected through the upper cross frame.

[0014] Preferably, lifting lugs are installed at the top ends of the upper frame, the top ends of the side frames, and the top end of the upper cross frame.

[0015] Preferably, ladders are provided on the inner and outer sides of the backrest and the inner side of the side frame.

[0016] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0017] The present utility model adopts prefabricated backrests, main jacking oil cylinders, oil cylinder frames, U-shaped top irons, pressure dividing rings, and guide rails. The assembly is orderly and convenient. The main jacking oil cylinder is installed on the oil cylinder frame by a clamping ring, and the jacking pressure is dispersed through the U-shaped top iron and the pressure dividing ring, so that the force on the pipe jacking is more uniform. Each component is assembled in a split manner, which is convenient for transportation and assembly, greatly reduces the construction difficulty, and can be reused, with good economic benefits.

[0018] The above description is only an overview of the technical solution of the present application. In order to be able to understand the technical means of the present application more clearly, so as to be implemented in accordance with the content of the specification, and in order to make the above and other purposes, features, and advantages of the present application more obvious and understandable, the following takes the preferred embodiments of the present application and combines with the drawings to describe in detail as follows.

[0019] Those skilled in the art will understand the above and other purposes, advantages, and features of the present application more clearly according to the following detailed description of the specific embodiments of the present application in conjunction with the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] To more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present application. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to scale.

[0021] Figure 1 is a structural schematic diagram of the present utility model;

[0022] Figure 2 is a structural schematic diagram of the oil cylinder frame in the present utility model;

[0023] Figure 3 is a structural schematic diagram of the U-shaped top iron in the present utility model;

[0024] Figure 4 is a structural schematic diagram of the voltage dividing ring in the present utility model.

[0025] In the figure: 1, rear backrest; 2, main jacking oil cylinder; 3, oil cylinder frame; 4, U-shaped top iron; 5, voltage dividing ring; 6, guide rail; 31, lower connecting frame; 32, lower frame; 33, middle frame; 34, fixing plate; 35, clamp; 36, upper frame; 41, bottom frame; 42, pulley; 43, side frame; 51, lower cross frame; 52, side frame; 53, upper cross frame. Specific embodiments

[0026] To make the objectives, technical solutions, and advantages of the embodiments of the present application clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some, but not all, of the embodiments of the present application. In the following description, specific details such as specific configurations and components are provided only to assist in a comprehensive understanding of the embodiments of the present application. Therefore, those skilled in the art should clearly understand that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the present application. Additionally, descriptions of known functions and structures are omitted in the embodiments for clarity and conciseness.

[0027] In addition, the present application may repeat reference numerals and / or letters in different examples. This repetition is for the purpose of simplicity and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed.

[0028] In this text, the term "and / or" is merely a description of the relationship between associated objects, indicating that three relationships can exist. For example, A and / or B can represent three situations: A exists alone, B exists alone, and both A and B exist simultaneously. In this text, the term " / and" describes another relationship between associated objects, indicating that two relationships can exist. For example, A / and B can represent two situations: A exists alone, and both A and B exist. Additionally, in this text, the character " / " generally indicates that the associated objects before and after are in an "or" relationship.

[0029] It should also be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including", or any other variant thereof is intended to cover non-exclusive inclusion.

[0030] Please refer to Figures 1-4 , the present invention provides a technical solution for a rear auxiliary part in pipe jacking construction: including a backrest 1, a main jacking cylinder 2, a cylinder frame 3, a U-shaped jacking iron 4, a pressure dividing ring 5, and a guide rail 6;

[0031] The backrest 1 is installed on the side of the top end of the guide rail 6, the main jacking cylinder 2 is installed on the side of the backrest 1, the main jacking cylinder 2 is installed inside the cylinder frame 3, the U-shaped jacking iron 4 is slidably connected to the top end of the guide rail 6, the U-shaped jacking iron 4 is located on the side of the cylinder frame 3 away from the backrest 1, and the pressure dividing ring 5 is installed on the side of the U-shaped jacking iron 4 away from the cylinder frame 3.

[0032] The cylinder frame 3 includes a lower connecting frame 31, a lower frame 32, a middle frame 33, and an upper frame 36;

[0033] The lower frame 32 is installed on both sides of the lower connecting frame 31, the middle frame 33 is installed on the top end of the lower frame 32, and the upper frame 36 is installed on the top end of the middle frame 33.

[0034] Two, three, and four mounting holes are respectively formed on the surfaces of the upper frame 36, the middle frame 33, and the lower frame 32. Fixed plates 34 are installed on the front and rear sides of the mounting holes. The fixed plates 34 are fixedly connected with clamping rings 35. The main jacking cylinder 2 is installed inside the mounting holes, and the main jacking cylinder 2 is connected to the upper frame 36, the middle frame 33, and the lower frame 32 through the clamping rings 35.

[0035] The cylinder frame 3 is assembled and formed by multiple modules, which is convenient for transportation. The clamping ring 35 can firmly install the main jacking cylinder 2.

[0036] The U-shaped jacking iron 4 includes a bottom frame 41, a pulley 42, and side frames 43. The side frames 43 are in an L shape, the side frames 43 are symmetrically installed on both sides of the bottom frame 41, the pulley 42 is installed at the bottom end of the side frames 43, and the U-shaped jacking iron 4 is assembled and formed by multiple modules, which is convenient for transportation.

[0037] The voltage-dividing ring 5 includes a lower cross-frame 51, side frames 52 and an upper cross-frame 53. The number of side frames 52 is two. The bottoms of the two side frames 52 are fixedly connected through the lower cross-frame 51, and the tops of the side frames 52 are fixedly connected through the upper cross-frame 53. The voltage-dividing ring 5 is formed by assembling multiple modules, which is convenient for transportation.

[0038] Lifting lugs are installed at the tops of the upper frame 36, the tops of the side frames 43 and the top of the upper cross-frame 53, which is convenient for hoisting and moving each component after assembly.

[0039] Ladders are provided on the inner and outer sides of the backrest 1 and the inner side of the side frame 43, which is convenient for the operators to move.

[0040] During specific use, first lay the track 6 inside the jacking pipe construction site, and then sequentially assemble the backrest 1, the main jacking cylinder 2, the cylinder frame 3, the U-shaped jacking iron 4, and the voltage-dividing ring 5 on the ground. Then hoist the backrest 1, the cylinder frame 3, the U-shaped jacking iron 4, and the voltage-dividing ring 5 in sequence and install them on the track 6. When performing the jacking pipe construction, the main jacking cylinder 2 jacks up and realizes the jacking of the pipe section through the U-shaped jacking iron 4 and the voltage-dividing ring 5.

[0041] The above are only the preferred embodiments of the present invention, and it does not limit the protection scope of the present invention accordingly. For those skilled in the art, various changes and modifications can be made to the present invention. Any changes, modifications, substitutions, integrations and parameter changes made to these embodiments by means of conventional substitutions or capable of achieving the same functions without departing from the principle and spirit of the present invention fall within the protection scope of the present invention.

Claims

1. A rear auxiliary component for pipe jacking construction, characterized in that: It comprises a rear backrest (1), a main top oil cylinder (2), an oil cylinder frame (3), a U-shaped top iron (4), a pressure dividing ring (5) and a guide rail (6); The rear backrest (1) is mounted on the side of the top end of the guide rail (6), the main top cylinder (2) is mounted on the side of the rear backrest (1), the main top cylinder (2) is mounted inside the cylinder frame (3), the U-shaped top iron (4) is slidably connected to the top end of the guide rail (6), the U-shaped top iron (4) is located on the side of the cylinder frame (3) away from the rear backrest (1), and the pressure dividing ring (5) is mounted on the side of the U-shaped top iron (4) away from the cylinder frame (3).

2. A rear auxiliary component for pipe jacking construction as claimed in claim 1, characterized in that: The oil cylinder frame (3) comprises a lower connecting frame (31), a lower frame (32), a middle frame (33) and an upper frame (36); The lower frame (32) is installed on both sides of the lower connecting frame (31), the middle frame (33) is installed on the top of the lower frame (32), and the upper frame (36) is installed on the top of the middle frame (33).

3. A rear auxiliary component for pipe jacking construction as claimed in claim 2, characterized in that: The surfaces of the upper frame (36), the middle frame (33) and the lower frame (32) are respectively provided with two, three and four mounting holes, and the front and rear sides of the mounting holes are both provided with fixing plates (34), and the fixing plates (34) are fixedly connected with clamps (35). The main top oil cylinder (2) is installed inside the mounting holes, and the main top oil cylinder (2) is connected to the upper frame (36), the middle frame (33) and the lower frame (32) through the clamps (35).

4. A rear auxiliary component for pipe jacking construction as claimed in claim 3, characterized in that: The U-shaped top iron (4) comprises a base frame (41), a pulley (42) and a side frame (43); the side frame (43) is L-shaped, the side frame (43) is symmetrically mounted on both sides of the base frame (41), and the pulley (42) is mounted on the bottom end of the side frame (43).

5. A rear auxiliary component for pipe jacking construction as claimed in claim 4, characterized in that: The pressure dividing ring (5) comprises a lower cross frame (51), a side frame (52) and an upper cross frame (53), wherein the number of the side frames (52) is two, the bottom ends of the two side frames (52) are fixedly connected via the lower cross frame (51), and the top ends of the side frames (52) are fixedly connected via the upper cross frame (53).

6. A rear auxiliary component for pipe jacking construction as claimed in claim 5, characterized in that: The top end of the upper frame (36), the top end of the side frame (43) and the top end of the upper cross frame (53) are all equipped with lifting ears.

7. A rear auxiliary component for pipe jacking construction as claimed in claim 6, characterized in that: Ladders are provided on the inner and outer sides of the rear backrest (1) and the inner side of the side frame (43).

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