Jacking guide device for large-gradient pipe jacking construction

Abstract

The utility model provides a jacking guide device for large-gradient pipe jacking construction, which belongs to the technical field of pipe jacking construction, aims to solve the problem that pipe jacking construction equipment in the prior art is inconvenient to adjust the moving direction of a jacking pipe, and comprises a main body piece, a jacking ring groove is formed in the main body piece, at least three moldboards are arranged on the periphery of the main body piece, and the moldboards are connected with the jacking ring groove. The moldboard is fixedly connected with a shaft rod part, the shaft rod part penetrates through the main body part and is rotationally connected with the main body part, the main body part is fixedly provided with a power device, the power device is in transmission connection with the moldboard, and the power device can drive the moldboard to deflect by an angle; and the clamping mechanism is installed on the rear side of the main body piece, and the clamping mechanism is used for clamping the concrete pipe.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the pipe jacking construction technical field, more specifically, especially relates to a kind of jacking guiding device of large gradient pipe jacking construction. BACKGROUND

[0002] In the tunnel construction technical field, often involves pipe jacking construction, pipe jacking construction is mainly with the thrust of pipe section to pipe section by hydraulic jack, overcome the friction of pipe section and surrounding soil, pipe section is jacked into tunnel from tunnel portal and preset position, finally, main hydraulic jack is withdrawn.

[0003] Such as the pipe jacking construction process of application No. CN202011141745.1. The present application utilizes mud to protect the hole wall and utilizes a camera to monitor the protection effect when drilling and jacking, and further utilizes a guided laser reflection mode to achieve the effect of stabilizing pipe jacking laying. On the other hand, the jacking up force between the jack and the pipe relies on the stacking of the top plate unit to achieve the effect of stable transmission of jacking up force. The present application has the advantages of simple and efficient pipe jacking process, controllable and adjustable pipe jacking effect, good transmission effect of the top plate unit on the jacking up force, high structural stability of the top plate unit, simple and convenient disassembly and assembly operation, and high pipe jacking installation efficiency.

[0004] Based on the above patent search and combined with the existing technical equipment, it is found that the pipe jacking construction equipment of the prior art is not convenient for adjusting the moving direction of the pipe.

[0005] Therefore, in view of the above, the existing structure and defects are improved, and a jacking guiding device for large gradient pipe jacking construction is provided to achieve a more practical purpose. INVENTION CONTENTS

[0006] To solve the above technical problems, the utility model provides a kind of jacking guiding device for large gradient pipe jacking construction to solve the problem that the pipe jacking construction equipment of prior art is not convenient for adjusting the moving direction of the pipe.

[0007] The purpose and effect of the jacking guiding device for large gradient pipe jacking construction of the utility model are achieved by the following specific technical means:

[0008] A jacking guiding device for large gradient pipe jacking construction, comprising:

[0009] A main body is provided with a top ring groove, and the outer periphery of the main body is provided with at least three plows, the plow is fixedly connected with a shaft rod part, the shaft rod part penetrates and is rotationally connected with the main body, the main body is fixedly installed with a power device, the power device is drivingly connected with the plow, and the power device can drive the deflection angle of the plow;

[0010] A clamping mechanism is mounted on the rear side of the main body and used to clamp the concrete pipe.

[0011] Further, the power device comprises a motor fixedly connected with the main body, and a reduction gear mechanism in transmission connection with the motor and fixedly connected with the main body.

[0012] Further, the reduction gear mechanism comprises a box body fixedly connected with the main body, a gear one rotationally connected with the box body, a gear two in engagement with the gear one, a gear three fixedly connected with the gear two in a coaxial manner, and a gear four in engagement with the gear three, wherein the gear one has less teeth than the gear two, and the gear three has less teeth than the gear four.

[0013] Further, the clamping mechanism comprises a driving ring rotationally connected with the top ring groove, a plurality of threaded holes arranged in a circumferential array on the driving ring, a plurality of bolts in threaded connection with the threaded holes, a plurality of clamping blocks arranged in a circumferential array, a plurality of wedge-shaped blocks fixedly connected with the inner circumferential wall of the top ring groove in a circumferential array, and a pull spring having one end connected with the driving ring and the other end connected with the clamping block.

[0014] The clamping block is rotationally connected with the driving ring at one end.

[0015] Further, the driving ring is connected with at least one lever.

[0016] Compared with the prior art, the utility model has the advantages of:

[0017] The utility model discloses a plurality of plough plates are arranged on the main body, and the moving direction of the main body is adjusted, the plough plate is rotated to different angles, and different deflection forces of the main body are applied in different directions. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic view of the jacking guide device for large-gradient pipe jacking construction.

[0019] Figure 2 It is an explosion structure schematic view (the first visual angle) of the jacking guide device for large-gradient pipe jacking construction.

[0020] Figure 3 It is an explosion structure schematic view (the second visual angle) of the jacking guide device for large-gradient pipe jacking construction.

[0021] Figure 4 It is an internal structure schematic view of the reduction gear mechanism of the jacking guide device for large-gradient pipe jacking construction.

[0022] Figure 5 is a connection structure schematic view of a jacking guide device and a concrete pipe of large slope pipe jacking construction.

[0023] In the figure, the correspondence between the component names and the figure numbers is:

[0024] The main body 11, the top ring groove 110, the plow plate 12, the shaft rod part 121, the clamping mechanism 13, the driving ring 131, the threaded hole 132, the bolt 133, the clamping block 134, the wedge block 135, the tension spring 136, the push rod 137, the power device 14, the motor 141, the speed reduction gear mechanism 142, the box 1421, the gear one 1422, the gear two 1423, the gear three 1424, the gear four 1425, and the concrete pipe 15. DETAILED DESCRIPTION

[0025] The embodiments of the present application will be further described in detail below with reference to the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0026] In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more; the orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only for description purposes and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0028] Embodiment:

[0029] As shown in the accompanying Figure 1 to the accompanying Figure 5 :

[0030] The present application provides a jacking guide device for large slope pipe jacking construction, comprising:

[0031] The main body piece 11 is provided with a top ring groove 110, and the outer periphery of the main body piece 11 is provided with at least three plough plates 12, the shaft rod part 121 is fixedly connected with the plough plate 12, the shaft rod part 121 penetrates and is rotationally connected with the main body piece 11, the power device 14 is fixedly installed on the main body piece 11, the power device 14 is in transmission connection with the plough plate 12, and the power device 14 can drive the plough plate 12 to deflect an angle;

[0032] The clamping mechanism 13 is installed on the rear side of the main body piece 11, and the clamping mechanism 13 is used for clamping the concrete pipe 15.

[0033] The power device 14 comprises the motor 141 fixedly connected with the main body piece 11, and the reduction gear mechanism 142 in transmission connection with the motor 141, and the reduction gear mechanism 142 is fixedly connected on the main body piece 11.

[0034] In the embodiment, the moving direction of the main body piece 11 is adjusted by arranging a plurality of plough plates 12 on the main body piece 11, the plough plate 12 is rotated to different angles, and different deflection forces of the main body piece 11 are applied in different directions, the main body piece 11 clamps and fixes the concrete pipe 15 through the clamping mechanism 13, and thus the moving direction of the concrete pipe 15 is adjusted.

[0035] The reduction gear mechanism 142 comprises the box body 1421 fixedly connected with the main body piece 11, the gear one 1422 rotationally connected with the box body 1421, the gear two 1423 in meshing connection with the gear one 1422, the gear three 1424 fixedly connected with the gear two 1423 in a coaxial manner, and the gear four 1425 in meshing connection with the gear three 1424, the number of teeth of the gear one 1422 is less than the number of teeth of the gear two 1423, and the number of teeth of the gear three 1424 is less than the number of teeth of the gear four 1425. The gear one 1422 is in transmission connection with the motor 141. The tooth number ratio of the gear one 1422 and the gear two 1423 is 1:5, and the tooth number ratio of the gear three 1424 and the gear four 1425 is 1:5. The small gear on the input shaft of the reduction gear mechanism 142 is in meshing connection with the large gear on the output shaft, so that the speed is reduced and the torque is increased.

[0036] The clamping mechanism 13 comprises the driving ring 131 rotationally connected with the top ring groove 110, the plurality of threaded holes 132 arranged in a circumferential array on the driving ring 131, the plurality of bolts 133 in threaded connection with the threaded holes 132, the plurality of clamping blocks 134 arranged in a circumferential array, the plurality of wedge-shaped blocks 135 fixedly connected in a circumferential array on the inner circumferential wall of the top ring groove 110, and the pull spring 136 connected at one end with the driving ring 131 and connected at the other end with the clamping block 134.

[0037] The clamping block 134 is rotationally connected at one end with the driving ring 131.

[0038] In use, the driving ring 131 is rotated, so that the clamping block 134 is rotated following the driving ring 131, and the clamping block 134 is rotated inward at one end under the abutting action of the wedge-shaped block 135, so that the clamping block 134 clamps the outer periphery of the concrete pipe 15, and then the clamping block 134 is locked through the threaded hole 132 and the bolt 133, so that the bottom of the bolt 133 abuts against the top ring groove 110, and the driving ring 131 is fixed.

[0039] The driving ring 131 is connected with at least one pull rod 137.

[0040] The specific use mode and effect of the embodiment are as follows:

[0041] In use, the pipe jacking machine shield body is installed at the front of the main body 11, and sleepers are placed on the bottom of the concrete pipe 15, and the sleepers are synchronously moved with the movement of the concrete pipe 15, so that the bottom of the concrete pipe 15 is supported.

[0042] The embodiments of the present application are given for the purpose of illustration and description, and are not exhaustive or limit the present application to the disclosed form. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are chosen and described in order to best explain the principles of the present application and its practical application, and to enable others skilled in the art to understand the present application in order to design various embodiments with various modifications for specific use.

Claims

1. A jacking guide device for steep grade pipe jacking construction, characterized in that, The utility model relates to a kind of top-in pipe construction's jacking guide device for large gradient, including: Main body piece (11), the main body piece (11) is provided with top ring groove (110), the outer periphery of the main body piece (11) is provided with at least three plough board (12), the shaft rod part (121) is fixedly connected with plough board (12), the shaft rod part (121) is penetrated and is rotatably connected with main body piece (11), the main body piece (11) is fixedly installed with power device (14), power device (14) is drivingly connected with plough board (12), the power device (14) can drive the deflection angle of plough board (12); Clamping mechanism (13) is installed in the rear side of main body piece (11), and the clamping mechanism (13) is used to clamp concrete pipe (15).

2. The jacking guide for steep grade pipe jacking construction of claim 1, wherein: The power device (14) includes motor (141) fixedly connected with the main body piece (11), and the reduction gear mechanism (142) drivingly connected with the motor (141), and the reduction gear mechanism (142) is fixedly connected on the main body piece (11).

3. The jacking guide for steep grade pipe jacking construction of claim 2, wherein: The reduction gear mechanism (142) includes box (1421) fixedly connected with the main body piece (11), gear one (1422) rotatably connected with the box (1421), gear two (1423) engaged with gear one (1422), gear three (1424) coaxially fixedly connected with gear two (1423), gear four (1425) engaged with gear three (1424), the number of teeth of gear one (1422) is less than the number of teeth of gear two (1423), and the number of teeth of gear three (1424) is less than the number of teeth of gear four (1425).

4. The jacking guide device for large gradient top-in pipe construction of claim 1, wherein: The clamping mechanism (13) includes drive ring (131) rotatably connected to top ring groove (110), a plurality of threaded holes (132) are arranged in a circumferential array on the drive ring (131), bolts (133) are threadedly connected with the threaded holes (132), a plurality of clamping blocks (134) are arranged in a circumferential array, a plurality of wedge blocks (135) are fixedly connected in a circumferential array to the inner circumferential wall of the top ring groove (110), a tension spring (136) has one end connected to the drive ring (131), and the other end of the tension spring (136) is connected to the clamping block (134); The clamping block (134) is rotatably connected to the drive ring (131) at one end.

5. The jacking guide for steep grade pipe jacking construction of claim 4, wherein: At least one lever (137) is connected to the drive ring (131).

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