CN217174837U

CN217174837U - Foundation pit supporting structure

Info

Publication number: CN217174837U
Application number: CN202220962258.XU
Authority: CN
Inventors: 杨子锋; 陈保林; 黄志超
Original assignee: Guangzhou Tianmeng Architectural Design Co ltd
Current assignee: Guangzhou Tianmeng Architectural Design Co ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-08-12
Anticipated expiration: 2032-04-20

Abstract

The application discloses excavation supporting construction belongs to supporting construction technical field, which comprises a frame, the front of frame is provided with rotates the motor, the surface mounting who rotates motor power output end has first cone pulley, the surface meshing of first cone pulley is connected with the second cone pulley, the inside of frame is rotated and is connected with two-way ball screw, the surface of two-way ball screw and the inner wall fixed connection of second cone pulley, two-way ball screw's surface threaded connection has two movable blocks, the mount is all installed to the upper surface of every movable block, the inner wall activity handing-over of every mount has the guard plate. This excavation supporting construction through being provided with the power that the rotation motor provided, cooperates first cone pulley and second cone pulley to drive two-way ball screw and rotate, and then drives movable block and mount and remove about to make the workman can adjust the distance between the mount according to the width of foundation ditch, increase the device's practicality.

Description

Foundation pit supporting structure

Technical Field

The application belongs to the technical field of supporting construction, especially, relate to a foundation ditch supporting construction.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the size of the plane of the foundation, and the foundation pit support is a retaining, reinforcing and protecting measure adopted for the side wall and the surrounding environment of the foundation pit in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit.

In the building construction process, in order to avoid the earthwork around the foundation pit to subside as far as possible, the supporting structure is required to be used for supporting the foundation pit, but most of the existing foundation pit supporting structures are fixed, inconvenience is caused when the position of the foundation pit supporting structure is adjusted according to the width of the foundation pit for workers, and therefore the practicability of foundation pit supporting is reduced, and the angles of the foundation pit supporting can not be adjusted according to the angles between the wall surface and the ground by the most of the foundation pit supporting structures.

Therefore, a foundation pit supporting structure is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an aim at in order to solve prior art, the excavation supporting structure width regulation comparatively complicated and can't carry out the problem of angle modulation, and the excavation supporting structure who provides.

In order to achieve the purpose, the following technical scheme is adopted in the application:

a foundation pit supporting structure comprises a rack, wherein a rotating motor is arranged on the front side of the rack, a first conical wheel is mounted on the outer surface of a power output end of the rotating motor, a second conical wheel is connected to the outer surface of the first conical wheel in a meshed mode, a bidirectional ball screw is rotatably connected to the inside of the rack, the outer surface of the bidirectional ball screw is fixedly connected with the inner wall of the second conical wheel, two moving blocks are connected to the outer surface of the bidirectional ball screw in a threaded mode, and a fixing frame is mounted on the upper surface of each moving block;

every the equal movable joint of inner wall of mount has the guard plate, every the joint piece, every are all installed to the inner wall of mount the equal movable joint in inside of joint piece has the fixed column, every the equal sliding connection of inner wall of fixed column has the spliced pole, every the connecting block is all installed to the bottom surface of guard plate, every the equal movable joint in inside of connecting block in top of spliced pole, every the equal movable joint in back of spliced pole has a connecting piece, every the removal post is all installed to the inner wall of connecting piece, every the fixed block is all installed at the back of spliced pole, every connecting spring, every are all installed to a side that the fixed block is close to the connecting piece connecting spring is close to the one end of connecting piece all with the left surface fixed connection of connecting piece.

Through being provided with the first cone pulley of power fit, second cone pulley and the two-way ball screw that the rotation motor provided and drive movable block and mount and act on the removal, realized the purpose of adjusting the mount position, through being provided with the guard plate, the joint piece, the fixed column, spliced pole and connecting block, realized carrying out the purpose of angle modulation to the guard plate, through being provided with connecting piece, coupling spring, removal post and fixed block, realized carrying out the purpose of fixing to the spliced pole.

Preferably, the surface mounting of frame has two sets of engaging lugs, every group the equal threaded connection in inside of engaging lug has fixing bolt, every group fixing bolt's bottom all runs through the engaging lug and extends to the below of engaging lug.

Through being provided with engaging lug and fixing bolt, realized fixing the purpose to the frame.

Preferably, a support table is installed on the front surface of the frame, and the upper surface of the support table is fixedly connected with the bottom surface of the rotating motor.

Through being provided with the brace table, realized the purpose of support and fixed rotation motor.

Preferably, two sliding rods are installed on the inner wall of the rack, and each sliding rod is connected to the inside of the moving block in a sliding mode.

The purpose of limiting the moving track of the moving block is achieved by arranging the sliding rod.

Preferably, the top of brace table is provided with two sets of mounting panels, and is two sets of a side that the mounting panel was kept away from each other all is close to a side fixed connection each other with two guard plates, every group the equal threaded connection in inside of mounting panel has connecting bolt, every connecting bolt's top all runs through the mounting panel and extends to the top of mounting panel.

Through being provided with mounting panel and connecting bolt, realized fixing guard plate and needs protection wall.

Preferably, a fixed plate is installed on the inner bottom wall of the rack, and the power output end of the rotating motor penetrates through the first cone pulley and is rotatably connected with the inner wall of the fixed plate.

Through being provided with the fixed plate, realized the purpose of fixed rotation motor output.

Preferably, a side face, close to the connecting piece, of the fixed block is hinged with a telescopic rod, and a telescopic end of the telescopic rod is movably hinged with the left side face of the connecting piece.

Through being provided with the telescopic link, realized the purpose of restriction connecting piece moving trajectory.

Preferably, every the connecting rod is all installed to the one end that the spliced pole was kept away from to the removal post, every the equal sliding connection in inside of connecting rod has the ring.

Through being provided with connecting rod and ring, realized the workman of being convenient for and pulled the purpose of removing the post.

To sum up, the technical effect and the advantage of this application: this supporting structure for foundation pit, through being provided with the power that the rotation motor provided, the cooperation first cone pulley and second cone pulley drive two-way ball screw and rotate, and then drive the movable block and control the removal with the mount, thereby make the workman can be according to the distance between the width adjustment mount of foundation pit, increase the device's practicality, through being provided with the guard plate, the workman is through the pulling guard plate, make the guard plate drive the spliced pole carry out certain angle rotation the time and upward movement, thereby it carries out certain angle's rotation to drive the fixed column, the purpose that the workman can adjust the guard plate angle according to the demand has been realized, and then make the device can be applicable to different foundation pits, the device's practicality has further been increased.

Drawings

FIG. 1 is a schematic structural diagram of a rack of the present application;

FIG. 2 is a schematic structural view of a cross-sectional perspective view of the frame of the present application;

FIG. 3 is a schematic cross-sectional perspective view of the fastening bracket of the present application;

fig. 4 is a perspective structural view of a rear cross-sectional view of the fixing column of the present application;

fig. 5 is a perspective structural view of a connecting column according to the present application in a rear sectional view.

In the figure: 1. a frame; 2. rotating the motor; 3. a first conical wheel; 4. a second conical wheel; 5. a bidirectional ball screw; 6. a moving block; 7. a fixed mount; 8. a protection plate; 9. a clamping block; 10. fixing a column; 11. connecting columns; 12. connecting blocks; 13. a connecting member; 14. moving the column; 15. a fixed block; 16. a connecting spring; 17. mounting a plate; 18. a connecting bolt; 19. connecting lugs; 20. fixing the bolt; 21. a support table; 22. a connecting rod; 23. a circular ring; 24. a telescopic rod; 25. a slide bar; 26. and (7) fixing the plate.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1-2, a foundation pit supporting structure, including frame 1, the surface mounting of frame 1 has two sets of engaging lugs 19, and the equal threaded connection in inside of every group engaging lug 19 has fixing bolt 20, and the bottom of every group fixing bolt 20 all runs through engaging lug 19 and extends to the below of engaging lug 19, and the installation of engaging lug 19 and fixing bolt 20 is convenient for the workman to fix frame 1 subaerial to reduce the time of workman's installation the device, increase workman's work efficiency.

Referring to fig. 1-2, a rotating motor 2 is arranged on the front surface of a frame 1, a supporting table 21 is arranged on the front surface of the frame 1, the upper surface of the supporting table 21 is fixedly connected with the bottom surface of the rotating motor 2, the supporting table 21 can be used for fixing the rotating motor 2 to a certain extent, the phenomenon that the rotating motor 2 rotates during working is avoided as much as possible, and the stability of the rotating motor 2 is guaranteed.

Referring to fig. 1-2, a first conical wheel 3 is installed on the outer surface of a power output end of a rotating motor 2, a second conical wheel 4 is connected to the outer surface of the first conical wheel 3 in a meshed manner, a bidirectional ball screw 5 is connected to the inside of a frame 1 in a rotating manner, the outer surface of the bidirectional ball screw 5 is fixedly connected with the inner wall of the second conical wheel 4, two moving blocks 6 are connected to the outer surface of the bidirectional ball screw 5 in a threaded manner, a fixed frame 7 is installed on the upper surface of each moving block 6, the two fixed frames 7 are driven to move relatively by power provided by the rotating motor 2, workers can adjust the positions of the fixed frames 7 according to the width of a foundation pit, so that the device can be suitable for different foundation pits, two sliding rods 25 are installed on the inner wall of the frame 1, each sliding rod 25 is connected to the inside the moving block 6 in a sliding manner, and the moving tracks of the moving blocks 6 are limited by the installation of the sliding rods 25, the phenomenon that the moving block 6 rotates in the moving process is avoided as much as possible, and the stability of the moving block 6 is ensured.

Referring to fig. 1 and 3, the inner wall of each fixing frame 7 is movably hinged with a protection plate 8, the inner wall of each fixing frame 7 is provided with a clamping block 9, the inside of each clamping block 9 is movably hinged with a fixing column 10, the inner wall of each fixing column 10 is slidably connected with a connecting column 11, the bottom surface of each protection plate 8 is provided with a connecting block 12, the top end of each connecting column 11 is movably hinged inside the connecting block 12, a worker can adjust the angle of the protection plate 8 according to the angle between the wall surface and the ground by pulling the protection plate 8, two groups of mounting plates 17 are arranged above the supporting platform 21, one side surfaces of the two groups of mounting plates 17 far away from each other are fixedly connected with one side surface of the two protection plates 8 close to each other, the inside of each group of mounting plates 17 is in threaded connection with connecting bolts 18, and the top end of each connecting bolt 18 penetrates through the mounting plates 17 and extends to the upper parts of the mounting plates 17, the mounting plate 17 and the connecting bolts 18 can fix the protection plate 8 on the wall surface of the foundation pit, so that the phenomenon that the protection plate 8 moves is avoided as much as possible, and the stability of the protection plate 8 is ensured.

Referring to fig. 4 and 5, the back of each connecting post 11 is movably hinged with a connecting piece 13, the inner wall of each connecting piece 13 is provided with a moving post 14, the back of each connecting post 11 is provided with a fixed block 15, one side of each fixed block 15 close to the connecting piece 13 is provided with a connecting spring 16, one end of each connecting spring 16 close to the connecting piece 13 is fixedly connected with the left side of the connecting piece 13, the back of the fixed post 10 is provided with a continuous concave-convex channel, under the action of the elasticity of the connecting spring 16, the moving post 14 slides in the channel, when the protection plate 8 reaches a required position, the moving post 14 is clamped in the channel on the back of the fixed post 10 under the action of the elasticity, so as to fix the protection plate 8, when the fixation is released, a worker pulls the moving post 14 to move upwards, and then can move the protection plate 8, one side of the fixing block 15 close to the connecting piece 13 is hinged with a telescopic rod 24, the telescopic end of the telescopic rod 24 is movably hinged with the left side of the connecting piece 13, the telescopic rod 24 can be used for connecting the connecting piece 13 with the fixing block 15, and the moving track of the connecting piece 13 is limited.

Referring to fig. 2, a fixing plate 26 is installed on the inner bottom wall of the frame 1, the output end of the power of the rotating motor 2 penetrates through the first cone pulley 3 and is connected with the inner wall of the fixing plate 26 in a rotating mode, and the fixing plate 26 is installed to play a certain supporting role in the output end of the power of the rotating motor 2 and avoid the phenomenon that the output end of the power of the rotating motor 2 shakes as much as possible.

Referring to fig. 5, a connecting rod 22 is installed at one end of each moving column 14 far from the connecting column 11, a circular ring 23 is slidably connected inside each connecting rod 22, and the installation of the connecting rod 22 and the circular ring 23 facilitates a worker to pull the moving column 14, thereby increasing the working efficiency of the worker.

The working principle is as follows: firstly, a rotating motor 2 is communicated with a power supply, a connecting lug 19 is connected with the ground by using a fixing bolt 20, so that the device is fixed on the ground, when a worker needs to adjust the distance between the protection plates 8, the worker opens the rotating motor 2, the first conical wheel 3 is driven to rotate by the power provided by the rotating motor 2, the first conical wheel 3 drives the second conical wheel 4 to rotate, the second conical wheel 4 drives the two-way ball screw 5 to rotate, the two-way ball screw 5 drives the moving block 6 and the fixing frame 7 to move left and right relatively, the worker can conveniently adjust the positions of the protection plates 8, the working efficiency of the worker is increased, when the worker needs to fix the protection plates 8 on a wall surface, the worker drives the protection plates 8 to rotate by a certain angle and move the connection columns 11 upwards by pulling the protection plates 8 in cooperation with the connection blocks 12, and then drive connecting piece 13 at the inside rebound of fixed column 10, thereby make the removal post 14 slide in the passageway that fixed column 10 was seted up, when protection plate 8 reachd the assigned position, remove the joint of post 14 on the passageway that fixed column 10 was seted up, thereby realize fixing the purpose to protection plate 8, later the workman utilizes connecting bolt 18 with mounting panel 17 and wall looks fixed connection, thereby make the workman can be according to the angle regulation protection plate 8's of wall and ground angle, be convenient for the device to the protection of foundation ditch, when the workman need retrieve protection plate 8, take off connecting bolt 18, later the workman stimulates ring 23 with its rebound, then the workman rotates protection plate 8, it can to the inside of mount 7 with it.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. A foundation pit supporting structure comprises a rack (1) and is characterized in that a rotating motor (2) is arranged on the front face of the rack (1), a first conical wheel (3) is mounted on the outer surface of a power output end of the rotating motor (2), a second conical wheel (4) is connected to the outer surface of the first conical wheel (3) in a meshed mode, a bidirectional ball screw (5) is rotatably connected to the inside of the rack (1), the outer surface of the bidirectional ball screw (5) is fixedly connected with the inner wall of the second conical wheel (4), two moving blocks (6) are connected to the outer surface of the bidirectional ball screw (5) in a threaded mode, and a fixing frame (7) is mounted on the upper surface of each moving block (6);

protective plates (8) are movably hinged to the inner wall of each fixed frame (7), a clamping block (9) is mounted on the inner wall of each fixed frame (7), a fixed column (10) is movably hinged to the inner portion of each clamping block (9), a connecting column (11) is slidably connected to the inner wall of each fixed column (10), a connecting block (12) is mounted on the bottom surface of each protective plate (8), the top end of each connecting column (11) is movably hinged to the inner portion of the connecting block (12), a connecting piece (13) is movably hinged to the back surface of each connecting column (11), a moving column (14) is mounted on the inner wall of each connecting piece (13), a fixed block (15) is mounted on the back surface of each connecting column (11), and a connecting spring (16) is mounted on one side surface, close to the connecting piece (13), of each fixed block (15), one end of each connecting spring (16) close to the connecting piece (13) is fixedly connected with the left side surface of the connecting piece (13).

2. A pit supporting structure as claimed in claim 1, wherein the outer surface of the frame (1) is provided with two sets of engaging lugs (19), each set of engaging lugs (19) has a fixing bolt (20) screwed therein, and the bottom end of each set of fixing bolt (20) extends through the engaging lugs (19) and extends to below the engaging lugs (19).

3. A pit supporting structure as claimed in claim 1, wherein the front surface of the frame (1) is provided with a supporting platform (21), and the upper surface of the supporting platform (21) is fixedly connected with the bottom surface of the rotating motor (2).

4. A pit supporting construction according to claim 1, characterized in that two slide bars (25) are mounted to the inner wall of the frame (1), each slide bar (25) being slidably connected to the inside of the movable block (6).

5. A foundation pit supporting structure according to claim 3, wherein two sets of mounting plates (17) are arranged above the supporting platform (21), one side of each set of mounting plates (17) far away from each other is fixedly connected with one side of each set of two protection plates (8) close to each other, connecting bolts (18) are connected to the inside of each set of mounting plates (17) in a threaded mode, and the top ends of the connecting bolts (18) penetrate through the mounting plates (17) and extend to the upper portions of the mounting plates (17).

6. A foundation pit supporting structure according to claim 1, characterized in that a fixing plate (26) is installed on the inner bottom wall of the machine frame (1), and the power output end of the rotating motor (2) penetrates through the first cone pulley (3) and is rotatably connected with the inner wall of the fixing plate (26).

7. The foundation pit supporting structure according to claim 1, wherein a telescopic rod (24) is hinged to one side surface of the fixing block (15) close to the connecting piece (13), and a telescopic end of the telescopic rod (24) is movably hinged to the left side surface of the connecting piece (13).

8. A pit supporting construction according to claim 1, characterized in that the end of each moving column (14) remote from the connecting column (11) is fitted with a connecting rod (22), and a ring (23) is slidably attached to the inside of each connecting rod (22).