Steel structure modularized pipe jacking working well

Abstract

The utility model discloses a steel structure modularization pipe jacking working well which comprises a plurality of prefabricated steel structure modules, the prefabricated steel structure modules comprise upper jacking pipes, lower jacking pipes and side pipes, first connecting assemblies are arranged among the upper jacking pipes, the lower jacking pipes and the side pipes, the number of the side pipes is multiple, and first connecting assemblies are arranged between the upper jacking pipes and the lower jacking pipes. Second connecting assemblies are arranged among the multiple side pipes, the multiple side pipes are mutually fixed through the second connecting assemblies, and the multiple prefabricated steel structure modules form a main body structure of the pipe jacking working well. Through modular design and factory production of prefabricated parts, the construction period is shortened conveniently, and the construction efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe jacking engineering, in particular to a steel structure modular pipe jacking working well. Background Art

[0002] The pipe jacking work well is a device used in underground pipe jacking projects. Pipe jacking is a way of laying underground pipelines, and the pipe jacking work well is one of the important tools in the pipe jacking process. The pipe jacking work well is usually a circular wellhead located above the ground. The diameter of the wellhead is usually 1 to 2 meters, and the depth varies according to the needs of the pipeline. During the pipe jacking process, the pipe jacking work well is used to support and position the pipe jacking casing, and it also facilitates construction personnel to enter the well for operation.

[0003] At present, pipe jacking pits, as important facilities for underground pipeline construction, usually adopt traditional cast-in-place concrete structures. However, traditional structures have a long construction period, are greatly affected by weather and construction site conditions, and are difficult to dismantle, which does not conform to the green and environmentally friendly construction concept. The existing pipe jacking pit structure and its construction method have problems such as low construction efficiency, insufficient structural stability, and poor environmental performance. Utility Model Content

[0004] The present application provides a modular steel structure pipe jacking working pit, which facilitates shortening the construction period and improving the construction efficiency through modular design and factory production of prefabricated components.

[0005] The present application provides a steel structure modular pipe jacking working pit, which adopts the following technical solution:

[0006] A steel structure modular jacking working pit comprises a plurality of prefabricated steel structure modules, wherein the plurality of prefabricated steel structure modules comprise an upper jacking pipe, a lower jacking pipe and a side pipe, a first connecting assembly is arranged between the upper jacking pipe, the lower jacking pipe and the side pipe, a plurality of the side pipes are arranged, a second connecting assembly is arranged between the plurality of the side pipes, the plurality of the side pipes are fixed to each other by the second connecting assembly, and the plurality of prefabricated steel structure modules constitute the main structure of the jacking working pit.

[0007] By adopting the above technical scheme, a steel structure modular jacking working pit designed by the utility model, when in use, is composed of a plurality of prefabricated steel structure modules to form the main structure of the jacking working pit, the plurality of prefabricated steel structure modules including an upper jack pipe, a lower jack pipe and a side pipe, the upper jack pipe and the lower jack pipe are respectively installed at the top and the bottom of the side pipe, the plurality of side pipes are first fixed to each other by a second connecting component to form a whole, and then the upper jack pipe and the lower jack pipe are respectively fixed to each other with the side pipe by the first connecting component. Therefore, the steel structure modular jacking working pit designed by the utility model is convenient to shorten the construction period and improve the construction efficiency through modular design and factory production of prefabricated components.

[0008] Preferably, grooves are provided at the bottom of the upper top tube and the top of the lower top tube, the grooves are used to clamp the top and bottom of the side tube, a first threaded hole is provided on the groove, the first connecting assembly includes a first fastening bolt threadedly connected to the first threaded hole, and second threaded holes are provided at the top and bottom of the side tube, and the first fastening bolt is threadedly connected to the second threaded hole.

[0009] By adopting the above technical solution, the groove is provided, which is convenient for clamping the side tube, thereby fixing the side tube; the first threaded hole and the second threaded hole are provided, which are convenient for simultaneously threading the first fastening bolt; the first fastening bolt is provided, which is convenient for fixing the side tube to the bottom of the upper top tube and the top of the lower top tube through the bolt.

[0010] Preferably, the second connecting assembly includes a clamping block fixedly connected to one side of the side tube, the clamping block is T-shaped, and a clamping groove corresponding to the clamping block is provided on the side of the side tube away from the clamping block, the clamping block of the side tube is clamped into the clamping groove of another clamping block, and the multiple side tubes are fixed to each other through the clamping block and the clamping groove.

[0011] By adopting the above technical solution, the T-shaped clamping block is convenient for clamping in the clamping slot; the clamping slot is convenient for fixing two adjacent side tubes to each other.

[0012] Preferably, one end of the card slot is solid, and the other end of the card slot is connected to the outside.

[0013] By adopting the above technical solution, one end of the card slot is solid and the other end is connected to the outside. The end connected to the outside is used to put the T-shaped card block into the card slot. Since one end is solid, the card block can only go out from one end.

[0014] Preferably, a plurality of springs are arranged in the slot, and the springs abut against the block.

[0015] By adopting the above technical solution, the spring is provided to further fix the clamping block.

[0016] Preferably, a locking structure is provided on one side of the side tube, and the locking structure includes a locking plate installed on one side of the side tube, and two locking plates are provided, and fixing plates are provided at both ends of the two locking plates, and a third threaded hole is provided on the fixing plate, and a second fastening bolt is threadedly connected to the third threaded hole.

[0017] By adopting the above technical solution, the locking plate is provided, which is convenient for locking the side tube after multiple side tubes are fixed to each other; the fixing plate is provided, which is convenient for fixing the two locking plates to each other; the third threaded hole is provided, which is convenient for threaded connection of the second fastening bolt; the second fastening bolt is provided, which is convenient for fixing the two locking plates to each other by bolts.

[0018] Preferably, a rubber plate is provided on one side of the locking plate close to the side tube, and the rubber plate is fixedly connected to the surface of the locking plate.

[0019] By adopting the above technical solution, the rubber plate is provided to further improve the locking effect of the locking plate on the side tube.

[0020] Preferably, a waterproof layer is provided at the connection between the upper top pipe, the lower top pipe and the side pipe.

[0021] By adopting the above technical solution, the waterproof layer is set up to prevent water from penetrating into the steel structure and corroding the prefabricated steel structure module.

[0022] In summary, this application has the following beneficial effects:

[0023] 1. This device adopts the method of connecting multiple prefabricated steel structure modules to form the main structure of the jacking working pit, which improves the construction efficiency;

[0024] 2. This device is equipped with a locking structure to make the structure formed after the side pipes are connected more stable, thereby improving the stability of the entire steel structure module;

[0025] 3. The device is provided with a waterproof layer, and the waterproof layer can use waterproof coating to prevent water penetration, prevent the steel structure from being corroded, and improve the corrosion resistance of the steel structure module. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a structural schematic diagram of an embodiment;

[0027] Figure 2 A cross-sectional view showing a second connecting component in an embodiment;

[0028] Figure 3 This is an enlarged schematic diagram of point A in the embodiment;

[0029] Figure 4 A top view showing the locking structure in the embodiment;

[0030] Explanation of the accompanying drawings: 1. Prefabricated steel structure module; 2. Upper top pipe; 3. Lower top pipe; 4. Side pipe; 5. First connecting component; 51. Groove; 52. First threaded hole; 53. First fastening bolt; 54. Second threaded hole; 6. Second connecting component; 61. Block; 62. Slot; 63. Spring; 7. Locking structure; 71. Locking plate; 72. Fixing plate; 73. Third threaded hole; 74. Second fastening bolt; 8. Rubber sheet; 9. Waterproof layer. DETAILED DESCRIPTION

[0031] The present invention is further described in detail below in conjunction with the accompanying drawings. The same components are denoted by the same reference numerals. It should be noted that the terms "front", "rear", "left", "right", "upper", "lower", "bottom" and "top" used in the following description refer to directions in the accompanying drawings, and the terms "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0032] The utility model discloses a steel structure modular pipe jacking working well, such as Figures 1 to 4 As shown, it includes multiple prefabricated steel structure modules 1. The steel modules are prefabricated in the factory and transported to the construction site for assembly. The steel modules are quickly and firmly connected through specific connecting components, so as to build a complete jacking work pit. This modular design not only simplifies the complex construction process, but also greatly improves the construction efficiency. The multiple prefabricated steel structure modules 1 include an upper jack pipe 2, a lower jack pipe 3 and a side pipe 4. The upper jack pipe 2 and the lower jack pipe 3 are annular, and the side pipe 4 is arc-shaped. A first connecting component 5 is arranged between the upper jack pipe 2, the lower jack pipe 3 and the side pipe 4. A groove 51 is arranged at the bottom of the upper jack pipe 2 and the top of the lower jack pipe 3. The groove 51 is used to clamp the top and bottom of the side pipe 4. A first threaded hole 52 is arranged on the groove 51. The first connecting component 5 includes a first fastening bolt 53 threadedly connected to the first threaded hole 52. A second threaded hole 54 is arranged at the top and bottom of the side pipe 4. The first threaded hole 52 corresponds to the second threaded hole 54. The first fastening bolt 53 is threadedly connected to the second threaded hole 54.

[0033] There are multiple side tubes 4, and a second connecting assembly 6 is arranged between the multiple side tubes 4. The multiple side tubes 4 are fixed to each other through the second connecting assembly 6. After the multiple side tubes 4 are fixed, they are cylindrical. The second connecting assembly 6 includes a block 61 fixed to one side of the side tube 4, and the block 61 is T-shaped. A slot 62 corresponding to the block 61 is arranged on the side of the side tube 4 away from the block 61. The block 61 of the side tube 4 is connected to the slot 62 of another block 61. The multiple side tubes 4 are fixed to each other through the block 61 and the slot 62. One end of the slot 62 is solid, and the other end of the slot 62 is connected to the outside. Since the side tube 4 is cylindrical after connection, the solid side of the slot 62 is arranged on the inner wall of the side tube 4, and the slot 62 on the outer wall of the side tube 4 is connected to the outside, so that the T-shaped block 61 can be inserted and removed later. Multiple springs 63 are arranged in the slot 62, and the springs 63 abut against the block 61. A locking structure 7 is provided on one side of the side tube 4. The locking structure 7 is provided at the slot 62 of the side tube 4. When the T-shaped block 61 is engaged in the slot 62, the locking structure 7 can block the T-shaped block 61 in the slot 62 to prevent the block 61 from moving. The locking structure 7 includes a locking plate 71 installed on one side of the side tube 4. The locking plate 71 is semicircular. Two locking plates 71 are provided. Both ends of the two locking plates 71 are provided with fixing plates 72. The fixing plates 72 are provided with third threaded holes 73. The third threaded holes 73 are threadedly connected with second fastening bolts 74. A rubber plate 8 is provided on the side of the locking plate 71 close to the side tube 4. The rubber plate 8 is fixedly connected to the surface of the locking plate 71.

[0034] A waterproof layer 9 is provided at the connection between the upper jacking pipe 2, the lower jacking pipe 3 and the side pipe 4. The waterproof layer 9 covers the outer surface of the connection to form a continuous barrier, which effectively prevents groundwater or rainwater from penetrating into the working well through the connection gap. A plurality of prefabricated steel structure modules 1 constitute the main structure of the jacking working well. Each prefabricated steel structure module 1 is made of corrosion-resistant materials. The prefabricated steel modules made of such materials can significantly improve the service life of the jacking working well, and are pre-assembled and quality-tested in advance.

[0035] Working principle: The utility model designs a modular steel structure jacking working well, which is formed by interconnecting a plurality of prefabricated steel structure modules 1 to form the main structure of the jacking working well. The prefabricated steel structure module 1 mainly includes an upper jacking pipe 2, a lower jacking pipe 3 and a side pipe 4. The side pipes 4 are interconnected by a clamping block 61 and a clamping groove 62 on one side of the side pipe 4. After the connection, they are locked by a locking structure 7. After fixing, the side pipe 4 is clamped into the groove 51 of the upper jacking pipe 2 and the lower jacking pipe 3, and further fixed by the first fastening bolt 53. Thus, the main structure of the jacking working well is assembled. Therefore, the utility model designs a modular steel structure jacking working well, which is convenient for shortening the construction period and improving the construction efficiency through modular design and factory production of prefabricated components.

[0036] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A modular steel structure pipe jacking working pit, characterized in that: The invention comprises a plurality of prefabricated steel structure modules (1), wherein the plurality of prefabricated steel structure modules (1) comprise an upper jack pipe (2), a lower jack pipe (3) and a side pipe (4), wherein a first connection assembly (5) is arranged between the upper jack pipe (2), the lower jack pipe (3) and the side pipe (4), wherein a plurality of side pipes (4) are arranged, and a second connection assembly (6) is arranged between the plurality of side pipes (4), wherein the plurality of side pipes (4) are fixed to each other via the second connection assembly (6), and wherein the plurality of prefabricated steel structure modules (1) constitute the main structure of the jacking working shaft.

2. A modular steel structure pipe jacking pit according to claim 1, characterized in that: A groove (51) is provided at the bottom of the upper top tube (2) and the top of the lower top tube (3), and the groove (51) is used to clamp the top and bottom of the side tube (4). A first threaded hole (52) is provided on the groove (51), and the first connecting component (5) includes a first fastening bolt (53) threadedly connected to the first threaded hole (52). A second threaded hole (54) is provided at the top and bottom of the side tube (4), and the first fastening bolt (53) is threadedly connected to the second threaded hole (54).

3. A steel structure modular pipe jacking working pit according to claim 1, characterized in that: The second connecting assembly (6) comprises a clamping block (61) fixedly connected to one side of the side tube (4); the clamping block (61) is T-shaped; a clamping groove (62) corresponding to the clamping block (61) is provided on the side of the side tube (4) away from the clamping block (61); the clamping block (61) of the side tube (4) is clamped to the clamping groove (62) of another clamping block (61); and a plurality of the side tubes (4) are fixed to each other via the clamping block (61) and the clamping groove (62).

4. A modular steel structure pipe jacking pit according to claim 3, characterized in that: One end of the card slot (62) is solid, and the other end of the card slot (62) is connected to the outside.

5. The steel structure modular pipe jacking working pit according to claim 3, characterized in that: A plurality of springs (63) are arranged in the clamping slot (62), and the springs (63) abut against the clamping block (61).

6. The steel structure modular pipe jacking working pit according to claim 1, characterized in that: A locking structure (7) is provided on one side of the side tube (4), and the locking structure (7) comprises a locking plate (71) installed on one side of the side tube (4), two locking plates (71) are provided, and fixing plates (72) are provided at both ends of the two locking plates (71), and a third threaded hole (73) is provided on the fixing plate (72), and a second fastening bolt (74) is threadedly connected to the third threaded hole (73).

7. A steel structure modular pipe jacking working pit according to claim 6, characterized in that: A rubber plate (8) is provided on one side of the locking plate (71) close to the side tube (4), and the rubber plate (8) is fixedly connected to the inner surface of the locking plate (71).

8. The steel structure modular pipe jacking working pit according to claim 1, characterized in that: A waterproof layer (9) is provided at the connection between the upper top pipe (2), the lower top pipe (3) and the side pipe (4).

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