Anchoring device for foundation pit composite supporting technology

Abstract

The utility model relates to the technical field of foundation pit composite supporting, and discloses an anchoring device for the foundation pit composite supporting technology, which comprises a device main body, an installation mechanism is fixedly arranged in the device main body, and an auxiliary mechanism is fixedly arranged on the outer side surface of the installation mechanism; the mounting mechanism comprises a mounting part and a power part; the side surface of the power part is fixedly connected with the side surface of the mounting part; the power part comprises a double-shaft motor, and the bottom surface of the double-shaft motor is fixedly connected with the inner bottom surface of the top end of the device main body; the auxiliary mechanism comprises a connecting part and a protecting part; the side surface of the protecting part is fixedly connected with the side surface of the connecting part; the connecting part comprises a telescopic threaded rod. And through the arrangement of the mounting mechanism and the cooperative work of a double-shaft motor and a threaded rod, a moving block can drive a mounting ring to move oppositely, so that the device main body and the external supporting device are quickly mounted, the supporting working efficiency is improved, and the working effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of foundation pit composite support, in particular to an anchoring device for foundation pit composite support technology. Background Technique

[0002] Soil nail wall support and pile-anchor combined support technology have both been widely used in foundation pit support projects. The single soil nail wall support is only applicable to non-soft soil foundation pits with relatively shallow excavation depths, above the groundwater level or after dewatering and capable of achieving temporary self-stability, because it is difficult to control the deformation of the structure and the settlement of surrounding buildings.

[0003] The Chinese patent discloses an anchoring device for foundation pit composite support technology, with the publication number CN209760249U, which includes a spiral anchor head, a joint, an anchor rod, a cable anchor, and an anchor fitting. The front end of the joint is screwed to the rear end of the spiral anchor head, and the rear end of the joint is connected to the anchor rod through a mortise and tenon structure; the front end of the cable anchor passes through the anchor rod and the joint and is connected to the anchor fitting, and the anchor fitting is placed in the inner cavity of the spiral anchor head. The diameter of the inner hole of the joint is smaller than the outer diameter of the anchor fitting. It uses the spiral anchor head as the anchor body, does not require grouting, can provide bearing capacity after being screwed in, and has little impact on the adjacent underground space after recovery, can effectively save the construction period and has high reliability; when constructing this utility model, there is no need to form piles, and excavation can be directly carried out, reducing the construction period.

[0004] However, there are still the following disadvantages: when the anchoring device for this foundation pit composite support technology is in use, the anchoring head cannot be installed quickly, thus affecting the subsequent support work. Therefore, an anchoring device for foundation pit composite support technology is designed. Content of the Utility Model

[0005] The purpose of the utility model is to provide an anchoring device for foundation pit composite support technology to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: An anchoring device for foundation pit composite support technology includes a device main body, an installation mechanism is fixedly arranged inside the device main body, and an auxiliary mechanism is fixedly arranged on the outer side of the installation mechanism;

[0007] The installation mechanism includes an installation part and a power part, and the side of the power part is fixedly connected to the side of the installation part;

[0008] The power part includes a double-shaft motor, and the bottom surface of the double-shaft motor is fixedly connected to the inner bottom surface of the top end of the device main body;

[0009] The auxiliary mechanism includes a connection part and a protection part, and the side of the protection part is fixedly connected to the side of the connection part;

[0010] The connection part includes a telescopic screw rod, and two installation blocks are respectively fixedly arranged on the outer sides of the output rods of the two telescopic screw rods.

[0011] Preferably, two threaded rods are fixedly arranged on the outer sides of the output rods of the biaxial motor, and two device blocks are fixedly arranged on the left and right end faces of the device main body respectively. The surfaces of the two threaded rods are rotatably connected to the inner walls of the two device blocks by bearings.

[0012] Preferably, a moving block is sleeved on the surface of the threaded rod, and the side surface of the moving block is frictionally slidably connected to the inner wall of the device block. Two mounting rings are fixedly arranged on the inner sides of the tops of the two moving blocks respectively, and a mounting rod is clamped inside the bottom end of the device main body.

[0013] Preferably, an anchoring head is fixedly arranged on the bottom surface of the mounting rod, and two connecting springs are fixedly arranged on the inner walls of the left and right side tops of the mounting rod respectively. Two wedge-shaped blocks are fixedly arranged on the outer sides of the two connecting springs respectively, and the side surfaces of the wedge-shaped blocks are frictionally slidably connected to the inner walls of the device main body and the mounting rod respectively.

[0014] Preferably, the inner wall of the wedge-shaped block is fixedly connected to the surface of the telescopic threaded rod, a device ring is fixedly arranged inside the mounting block by a fixing bolt, and a baffle is fixedly arranged on the bottom surface of the device ring.

[0015] Preferably, a plurality of chutes are uniformly formed on the outer side inner wall of the device ring, a spring is fixedly arranged on the inner wall of the chute, a connecting block is fixedly arranged on the outer side of the spring, a rotating ball is arranged inside the connecting block, and the surface of the rotating ball is rotatably connected to the inner wall of the connecting block by a bearing.

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

[0017] 1. The anchoring device of the foundation pit composite support technology is provided with an installation mechanism. Through the cooperative work of the biaxial motor and the threaded rod, the moving block can drive the mounting ring to move in opposite directions, so as to quickly install the device main body and the external support device, improve the support work efficiency and achieve better work effect;

[0018] 2. The anchoring device of the foundation pit composite support technology is provided with the cooperative work of the connecting spring and the wedge-shaped block, so that the mounting rod can drive the anchoring head to be quickly installed and connected with the device main body. During the support work, the anchoring head can quickly enter the ground for installation and fixation, improving the efficiency of subsequent work;

[0019] 3. The anchoring device of the foundation pit composite support technology is provided with an auxiliary mechanism. Through the cooperative work of the connecting block and the rotating ball, the smooth movement effect of the device ring is achieved, avoiding the device ring being stuck inside the hole, ensuring the smooth movement of the device ring inside the hole, and ensuring the anchoring efficiency. Description of the Drawings

[0020] Figure 1Schematic three-dimensional view of the front structure of the present utility model;

[0021] Figure 2 Schematic three-dimensional sectional view of the front structure of the present utility model;

[0022] Figure 3 Schematic three-dimensional view of the back structure of the present utility model;

[0023] Figure 4 For the present utility model Figure 2 Schematic enlarged three-dimensional view of the structure of area A in the present utility model;

[0024] Figure 5 For the present utility model Figure 2 Schematic enlarged three-dimensional view of the structure of area B in the present utility model.

[0025] In the figure: 1, device main body; 2, installation mechanism; 201, double-shaft motor; 202, threaded rod; 203, moving block; 204, mounting ring; 205, device block; 206, mounting rod; 207, anchoring head; 208, connecting spring; 209, wedge block; 3, auxiliary mechanism; 301, telescopic threaded rod; 302, mounting block; 303, device ring; 304, baffle; 305, spring; 306, connecting block; 307, rotating ball. Specific implementation mode

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0027] Please refer to Figures 1-5 As shown, an anchoring device for a foundation pit composite support technology includes a device main body 1. An installation mechanism 2 is fixedly arranged inside the device main body 1, and an auxiliary mechanism 3 is fixedly arranged on the outer side surface of the installation mechanism 2; the installation mechanism 2 includes an installation part and a power part, and the side surface of the power part is fixedly connected to the side surface of the installation part; the power part includes a double-shaft motor 201, and the bottom surface of the double-shaft motor 201 is fixedly connected to the inner bottom surface of the top end of the device main body 1; the auxiliary mechanism 3 includes a connection part and a protection part, and the side surface of the protection part is fixedly connected to the side surface of the connection part; the connection part includes a telescopic threaded rod 301. The telescopic threaded rod 301 is composed of a sleeve rod and an output rod. Threads are provided on the surface of the output rod. Two mounting blocks 302 are respectively fixedly arranged on the outer side surfaces of the output rods of the two telescopic threaded rods 301;

[0028] During operation, start the double-shaft motor 201 to make the two threaded rods 202 rotate simultaneously.

[0029] Furthermore, two threaded rods 202 are respectively and fixedly arranged on the outer sides of the two output rods of the biaxial motor 201. The model of the biaxial motor 201 is (K87AB - 44)VPEJ5.5KW - 4P. Two device blocks 205 are respectively and fixedly arranged on the left and right end faces of the device main body 1. The surfaces of the two threaded rods 202 are respectively rotationally connected to the inner walls of the two device blocks 205 by bearings;

[0030] During operation, start the biaxial motor 201 to make the two threaded rods 202 rotate simultaneously.

[0031] Furthermore, a moving block 203 is sleeved on the surface of the threaded rod 202. The side surface of the moving block 203 is frictionally slidably connected to the inner wall of the device block 205. Two mounting rings 204 are respectively and fixedly arranged on the inner sides of the tops of the two moving blocks 203. An installation rod 206 is clamped and arranged inside the bottom end of the device main body 1;

[0032] During operation, the two threaded rods 202 rotate simultaneously. Through the action of the two threads, the moving block 203 drives the mounting ring 204 to move towards each other.

[0033] Furthermore, an anchoring head 207 is fixedly arranged on the bottom surface of the installation rod 206. Two connecting springs 208 are respectively and fixedly arranged on the inner walls of the left and right side tops of the installation rod 206. Two wedge - shaped blocks 209 are respectively and fixedly arranged on the outer sides of the two connecting springs 208. The side surfaces of the wedge - shaped blocks 209 are respectively frictionally slidably connected to the inner walls of the device main body 1 and the installation rod 206;

[0034] During operation, insert the installation rod 206 into the card slot inside the lower end of the device main body 1. Through the shape of the wedge - shaped block 209, the connecting spring 208 is squeezed and rebounds and releases, so that the wedge - shaped block 209 is stuck inside the card slots on both sides of the device main body 1.

[0035] Furthermore, the inner wall of the wedge - shaped block 209 is fixedly connected to the surface of the telescopic threaded rod 301. A device ring 303 is fixedly arranged inside the installation block 302 by a fixing bolt. A baffle 304 is fixedly arranged on the bottom surface of the device ring 303;

[0036] During operation, the wedge - shaped block 209 is stuck inside the card slots on both sides of the device main body 1, making the anchoring head 207 firmly installed, and pulling out the output rods of the two telescopic threaded rods 301.

[0037] Furthermore, a plurality of sliding grooves are evenly formed on the outer side inner wall of the device ring 303. A spring 305 is fixedly arranged on the inner wall of the sliding groove. A connecting block 306 is fixedly arranged on the outer side of the spring 305. A rotating ball 307 is arranged inside the connecting block 306. The surface of the rotating ball 307 is rotationally connected to the inner wall of the connecting block 306 by a bearing;

[0038] During operation, pull out the output rods of the two telescopic threaded rods 301, quickly thread-connect the two mounting blocks 302 to the output rods, then snap the two device rings 303 inside the two mounting blocks 302 and fix them with fixing bolts. Dock the inner sides of the two mounting rings 204, the top surface of the device body 1 with the external electric device.

[0039] Working principle: When in use, first snap the mounting rod 206 into the card slot inside the lower end of the device body 1. Due to the shape of the wedge block 209, the connecting spring 208 is squeezed and rebounds, causing the wedge block 209 to snap into the card slots on both sides of the device body 1, making the anchor head 207 firmly installed. Pull out the output rods of the two telescopic threaded rods 301, quickly thread-connect the two mounting blocks 302 to the output rods, then snap the two device rings 303 inside the two mounting blocks 302 and fix them with fixing bolts. Dock the inner sides of the two mounting rings 204, the top surface of the device body 1 with the external electric device. Start the dual-axis motor 201, causing the two threaded rods 202 to rotate simultaneously. Through the action of the two threads, the moving block 203 drives the mounting ring 204 to move towards each other and quickly fix it with the external electric device, thus completing the installation work and facilitating the normal start of subsequent support work.

[0040] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to the embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An anchoring device for foundation pit composite support technology, comprising a device body (1), characterized in that: A mounting mechanism (2) is fixedly arranged inside the device body (1), and an auxiliary mechanism (3) is fixedly arranged on the outer side of the mounting mechanism (2); The mounting mechanism (2) comprises a mounting portion and a power portion, and a side surface of the power portion and a side surface of the mounting portion are fixedly connected; The power unit comprises a dual-axis motor (201), the bottom surface of the dual-axis motor (201) being fixedly connected to the bottom surface inside the top end of the device body (1); The auxiliary mechanism (3) comprises a connecting portion and a protecting portion, and the side surface of the protecting portion is fixedly connected to the side surface of the connecting portion; The connecting part comprises a telescopic threaded rod (301), and two mounting blocks (302) are respectively fixedly arranged on the outer side surfaces of the output rods of the two telescopic threaded rods (301).

2. The anchoring device of the composite foundation pit support technology according to claim 1 is characterized in that: Two threaded rods (202) are fixedly disposed on the outer side surfaces of the two output rods of the dual-axis motor (201), and two device blocks (205) are fixedly disposed on the left and right end surfaces of the device body (1), respectively. The surfaces of the two threaded rods (202) are rotatably connected to the inner walls of the two device blocks (205) via bearings.

3. The anchoring device of the composite foundation pit support technology according to claim 2 is characterized in that: A moving block (203) is threadedly sleeved on the surface of the threaded rod (202); the side surface of the moving block (203) is frictionally and slidingly connected to the inner wall of the device block (205); two mounting rings (204) are fixedly disposed on the inner side surfaces of the top ends of the two moving blocks (203); and a mounting rod (206) is clamped inside the bottom end of the device body (1).

4. The anchoring device of the composite foundation pit support technology according to claim 3 is characterized in that: An anchor head (207) is fixedly provided on the bottom surface of the mounting rod (206), two connecting springs (208) are fixedly provided on the inner walls of the left and right top ends of the mounting rod (206), two wedge blocks (209) are fixedly provided on the outer sides of the two connecting springs (208), and the sides of the wedge blocks (209) are frictionally and slidably connected to the device body (1) and the inner wall of the mounting rod (206).

5. The anchoring device of the composite foundation pit support technology according to claim 4 is characterized in that: The inner wall of the wedge block (209) is fixedly connected to the surface of the telescopic threaded rod (301); a device ring (303) is fixedly arranged inside the mounting block (302) by fixing bolts; and a baffle (304) is fixedly arranged on the bottom surface of the device ring (303).

6. The anchoring device of the composite foundation pit support technology according to claim 5 is characterized in that: The outer inner wall of the device ring (303) is evenly provided with a plurality of slide grooves, a spring (305) is fixedly provided on the inner wall of the slide groove, a connecting block (306) is fixedly provided on the outer side of the spring (305), a rotating ball (307) is provided inside the connecting block (306), and the surface of the rotating ball (307) and the inner wall of the connecting block (306) are rotatably connected by a bearing.

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