Jacking pipe with butt joint mechanism

Abstract

The utility model relates to the field of pipeline connection, and discloses a top pipe with a butt-joint mechanism, which comprises a top pipe I, a top pipe II and a butt-joint component, a plurality of butt-joint rods are fixedly arranged at one end part of the top pipe, a plurality of butt-joint grooves are formed at the end part of the top pipe II, and the butt-joint rods are clamped with the butt-joint grooves; the butt joint assembly is arranged on the second jacking pipe and comprises a positioning block, a moving block and a spring, a positioning groove is formed in the butt joint rod, the positioning block and the positioning groove are clamped, a plurality of hole bodies are formed in the outer side of the second jacking pipe, the positioning block is slidably installed in the hole bodies, a moving groove is formed in the side wall of each hole body, and the moving block is slidably installed in the moving groove. The side face of the moving block is fixedly connected with the positioning block, and the spring is fixedly installed between the moving block and the inner wall of the moving groove. The jacking pipe locking and limiting device has the advantages that a plurality of bolts are not needed to lock and limit the jacking pipe, operation is convenient and fast, and locking and limiting treatment can be carried out quickly.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline connection, in particular to a jacking pipe with a butt joint mechanism. Background Art

[0002] Pipe jacking construction is an underground pipeline construction method developed after the shield construction method. It can cross roads, railways, rivers, ground buildings, underground buildings and various underground pipelines. my country began to adopt pipe jacking construction in 1953. At present, this technology has developed by leaps and bounds in my country, and its application fields are becoming more and more extensive. Pipe jacking construction is a trenchless construction method, which is a pipeline burial construction technology with no excavation or less excavation.

[0003] In the prior art, when two jacking pipes are butt-jointed, they are usually locked and limited by bolts. For example, a jacking pipe with a butt-jointing mechanism disclosed in announcement No. CN213928361U uses bolts to lock and limit the two butt-jointed jacking pipes. This method is inconvenient when butt-jointing the jacking pipes, and it is not convenient to quickly butt-join the jacking pipes. Therefore, it is necessary to design a jacking pipe with a butt-jointing mechanism to solve the above problems.

[0004] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to a person skilled in the art. Utility Model Content

[0005] The utility model aims to provide a jacking pipe with a butt joint mechanism to solve the above problems.

[0006] The above technical purpose of the utility model is achieved through the following technical solutions: a jacking pipe with a docking mechanism, comprising:

[0007] A jacking pipe 1, a jacking pipe 2 and a docking assembly, wherein a plurality of docking rods are fixedly arranged at one end of the jacking pipe, a plurality of docking grooves are opened at the other end of the jacking pipe, and the docking rods are clamped in the docking grooves;

[0008] The docking assembly is arranged on the second top pipe, and the docking assembly includes a positioning block, a moving block and a spring. A positioning groove is provided on the docking rod, and the positioning block is clamped in the positioning groove. A plurality of hole bodies are provided on the outer side of the second top pipe, and the positioning block is slidably installed in the hole body. A moving groove is provided on the side wall of the hole body, and the side surface of the moving block is fixedly connected to the positioning block, and the spring is fixedly installed between the moving block and the inner wall of the moving groove.

[0009] The utility model is further configured as follows: the docking assembly also includes a ball head and a threaded barrel, the ball head is fixedly mounted on the positioning block, an external thread is provided on the outer side of the second top pipe, the threaded barrel is threadedly connected to the external thread, an extrusion groove is provided on the end of the threaded barrel, and a plurality of ball heads are in contact with the inner wall of an extrusion groove.

[0010] The utility model is further configured as follows: the two ends of the jacking pipe are conical, a sealing ring is fixedly arranged inside the jacking pipe one, and the jacking pipe two is in sealing contact with the inner side of the sealing ring.

[0011] By adopting the above technical solution, the sealing performance after the jacking pipe 1 and the jacking pipe 2 are connected can be ensured.

[0012] The utility model is further configured as follows: a control rod is fixedly arranged on the outer side of the threaded cylinder.

[0013] The utility model is further configured as follows: the moving block is slidably installed in the moving groove.

[0014] By adopting the above technical solution, the moving block can be easily moved.

[0015] The utility model is further configured as follows: the first end of the jacking pipe is in contact with the second jacking pipe.

[0016] By adopting the above technical solution, the second jacking pipe is limited.

[0017] The utility model is further configured as follows: a plurality of ball heads are arranged in a ring-shaped manner with equal spacing.

[0018] The utility model is further configured as follows: the threaded tube is located on one side of the top pipe.

[0019] The beneficial effects of the utility model are:

[0020] 1. The utility model inserts the docking rod into the docking groove through the docking assembly, and then rotates the threaded cylinder to make the extrusion groove body extrude the ball head, so that multiple positioning blocks can be simultaneously inserted into the corresponding positioning grooves, and the locking and limiting between the top pipes can be quickly completed, which is more convenient to use;

[0021] 2. The utility model provides a docking assembly, which eliminates the need to use multiple bolts to lock and limit the top pipe. The operation is relatively convenient and can quickly perform locking and limiting processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 The utility model discloses a structural schematic diagram of a jacking pipe with a butt joint mechanism.

[0024] Figure 2 The utility model discloses a cross-sectional structural schematic diagram of a jacking pipe with a butt joint mechanism.

[0025] Figure 3 yes Figure 2 Schematic diagram of the structure of part A in .

[0026] Figure 4 yes Figure 2 Schematic diagram of the structure of part B.

[0027] In the figure, 1, jacking pipe one; 2, jacking pipe two; 3, docking rod; 4, docking groove; 5, positioning block; 6, ball head; 7, positioning groove; 8, moving groove; 9, moving block; 10, spring; 11, threaded tube; 12, extrusion groove body; 13, sealing ring; 14, control rod. DETAILED DESCRIPTION

[0028] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0029] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 The utility model provides a jacking pipe with a butt joint mechanism, comprising:

[0031] A top pipe 1, a top pipe 2 and a docking assembly, a plurality of docking rods 3 are fixedly arranged at the end of the top pipe 1, a plurality of docking grooves 4 are opened at the end of the top pipe 2, and the docking rods 3 are clamped with the docking grooves 4. It should be noted that the top pipe 1 and the top pipe 2 are docked by inserting the docking rods 3 into the docking grooves 4;

[0032] The docking assembly is arranged on the top pipe 2, and the docking assembly includes a positioning block 5, a moving block 9 and a spring 10. A positioning groove 7 is provided on the docking rod 3, and the positioning block 5 is clamped with the positioning groove 7. A plurality of holes are provided on the outer side of the top pipe 2, and the positioning block 5 is slidably installed in the hole body. It should be noted that the number of the positioning blocks 5 is the same as the number of the docking rods 3, which is at least four;

[0033] A movable groove 8 is provided on the side wall of the hole body, the side of the movable block 9 is fixedly connected to the positioning block 5, and the spring 10 is fixedly installed between the movable block 9 and the inner wall of the movable groove 8. It should be noted that by inserting the positioning block 5 into the positioning groove 7, the jacking pipe 1 and the jacking pipe 2 2 after docking can be locked and limited.

[0034] Specifically, the docking assembly also includes a ball head 6 and a threaded barrel 11. The ball head 6 is fixedly mounted on the positioning block 5. An external thread is provided on the outer side of the top pipe 2. The threaded barrel 11 is threadedly connected to the external thread. An extrusion groove 12 is provided at the end of the threaded barrel 11. Multiple ball heads 6 are in contact with the inner wall of an extrusion groove 12.

[0035] Through the above structure, when it is necessary to dock the jacking pipe 1 and the jacking pipe 2, first insert the docking rod 3 into the docking groove 4, and then rotate the threaded cylinder 11, the threaded cylinder 11 rotates and moves to the left, the threaded cylinder 11 drives the extrusion groove body 12 to rotate and move to the left, and the extrusion groove body 12 can extrude multiple ball heads 6 during the rotation and movement process, so that the ball heads 6 drive the positioning block 5 to move, the positioning block 5 drives the moving block 9 to move, and the moving block 9 extrude the spring 10 until the positioning block 5 is completely inserted into the positioning groove 7. At this time, the locking and limiting of the jacking pipe 1 and the jacking pipe 2 can be completed, the operation is relatively convenient, and the locking and limiting process can be performed quickly.

[0036] Specifically, the end of the top pipe 1 is in contact with the top pipe 2, the end of the top pipe 2 is conical, a sealing ring 13 is fixedly provided inside the top pipe 1, and the top pipe 2 2 is in sealing contact with the inner side of the sealing ring 13. It should be noted that the sealing performance between the top pipe 1 and the top pipe 2 can be guaranteed after the connection.

[0037] Specifically, a control rod 14 is fixedly provided on the outer side of the threaded barrel 11 . It should be noted that the threaded barrel 11 is controlled by the control rod 14 .

[0038] Specifically, the moving block 9 is slidably installed in the moving groove 8. It should be noted that it is convenient for the moving block 9 to move in the moving groove 8.

[0039] Specifically, the threaded tube 11 is located on one side of the top pipe 1, and a plurality of ball heads 6 are arranged in a ring-shaped manner with equal spacing. It should be noted that the stability of the top pipes after docking is ensured.

[0040] The above is a detailed introduction to a jacking pipe with a docking mechanism provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A jacking pipe with a docking mechanism, characterized in that: include: A jacking pipe 1, a jacking pipe 2 and a docking assembly, wherein a plurality of docking rods are fixedly arranged at one end of the jacking pipe, a plurality of docking grooves are opened at the other end of the jacking pipe, and the docking rods are clamped in the docking grooves; The docking assembly is arranged on the second top pipe, and the docking assembly includes a positioning block, a moving block and a spring. A positioning groove is provided on the docking rod, and the positioning block is clamped in the positioning groove. A plurality of hole bodies are provided on the outer side of the second top pipe, and the positioning block is slidably installed in the hole body. A moving groove is provided on the side wall of the hole body, and the side surface of the moving block is fixedly connected to the positioning block, and the spring is fixedly installed between the moving block and the inner wall of the moving groove.

2. A jacking pipe with a docking mechanism according to claim 1, characterized in that: The docking assembly also includes a ball head and a threaded barrel. The ball head is fixedly mounted on the positioning block. An external thread is provided on the outer side of the second top pipe. The threaded barrel is threadedly connected to the external thread. An extrusion groove is provided at the end of the threaded barrel. Multiple ball heads are in contact with the inner wall of an extrusion groove.

3. A jacking pipe with a docking mechanism according to claim 1, characterized in that: The two ends of the top pipe are conical, a sealing ring is fixedly arranged inside the top pipe one, and the top pipe two is in sealing contact with the inner side of the sealing ring.

4. A jacking pipe with a docking mechanism according to claim 2, characterized in that: A control rod is fixedly arranged on the outer side of the threaded cylinder.

5. The jacking pipe with a docking mechanism according to claim 1, characterized in that: The moving block is slidably installed in the moving groove.

6. The jacking pipe with a docking mechanism according to claim 1, characterized in that: The first end of the jacking pipe is in contact with the second jacking pipe.

7. The jacking pipe with a docking mechanism according to claim 2, characterized in that: The plurality of ball heads are arranged in a ring shape at equal intervals.

8. The jacking pipe with a docking mechanism according to claim 2, characterized in that: The threaded barrel is located on one side of the top pipe.

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