CN220704543U

CN220704543U - Foundation pit supporting structure beneficial to drainage

Info

Publication number: CN220704543U
Application number: CN202322066749.3U
Authority: CN
Inventors: 彭众; 吴天鑫; 苏应衍; 胡博; 钟海强
Original assignee: First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-04-02
Anticipated expiration: 2033-08-03

Abstract

The utility model relates to the technical field of foundation pit support, in particular to a foundation pit support structure beneficial to drainage, which comprises the following components: the device comprises a bottom plate, two lower baffles and an upper baffle, wherein the two lower baffles are respectively and slidably connected to the side walls of the left end and the right end of the bottom plate, a box body is fixedly arranged at the upper end of the bottom plate, the left side and the right side of the inner end of the box body are respectively connected with a moving block through a first threaded rod, a driving rod is fixedly arranged on the side wall of the outer end of the moving block, and the other end of the driving rod is connected with the lower baffle through a mounting plate; through two actuating levers synchronous movement of motor drive, the actuating lever drive lower baffle removes in the left and right sides of bottom plate, when the surface of lower baffle and foundation ditch contacts, alright prop up the foundation ditch, prevent that the foundation ditch periphery from collapsing, influence workman's personal safety, when raining, the rainwater that falls into in the foundation ditch can flow through the gap between bottom plate and the lower baffle, avoids a large amount of accumulation of rainwater in the inside of foundation ditch, and leads to earth to be soft, and influences the construction progress.

Description

Foundation pit supporting structure beneficial to drainage

Technical Field

The utility model relates to the technical field of foundation pit support, in particular to a foundation pit support structure beneficial to drainage.

Background

The foundation pit support is used for ensuring the safety of underground structure construction and the surrounding environment of the foundation pit, and is used for supporting, reinforcing and protecting the side wall of the foundation pit and the surrounding environment.

During construction, the foundation pit is generally dug firstly, the dug foundation pit is required to be supported, collapse of the periphery of the foundation pit is prevented, personal safety of workers is affected, a conventional foundation pit supporting device is inconvenient to install and adjust according to the size and the height of the foundation pit, practicability is low, drainage of the inside of the foundation pit is considered when the foundation pit is rainy, and soil softness is avoided due to excessive water accumulation in the foundation pit, so that construction progress is affected.

Disclosure of Invention

The utility model aims to provide a foundation pit supporting structure which is beneficial to drainage and aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a foundation pit supporting structure facilitating drainage, comprising: the device comprises a bottom plate, two lower baffles and an upper baffle, wherein the two lower baffles are respectively and slidably connected to the side walls of the left end and the right end of the bottom plate, a box body is fixedly arranged at the upper end of the bottom plate, the left side and the right side of the inner end of the box body are respectively connected with a moving block through a first threaded rod, a driving rod is fixedly arranged on the side wall of the outer end of the moving block, and the other end of the driving rod is connected with the lower baffle through a mounting plate;

the lower end of the upper baffle is fixedly provided with a movable plate, the upper end of the lower baffle is provided with a sliding cavity, and the lower end of the movable plate is inserted into the sliding cavity in a sliding manner.

Preferably, the left end and the right end of the first threaded rod are respectively connected to the inner walls of the left side and the right side of the box body in a rotating mode, threads of the left end and the right end of the first threaded rod are symmetrically arranged, a motor is fixedly installed on the side wall of one end of the box body, and the output end of the motor is fixedly connected with one end of the first threaded rod.

Preferably, the first threaded rod passes through the movable blocks and is in threaded connection with the inner wall of the movable blocks, the driving rods are fixedly installed on the side walls of the front side and the rear side of the outer end of each movable block, one end of each driving rod passes through the side wall of the box body and is fixedly connected with one end of the mounting plate, and the mounting plate is fixedly installed on the side wall of the lower baffle through bolts.

Preferably, the motor is located between two of the drive rods.

Preferably, the side walls of the front side and the rear side of the left end and the right end of the bottom plate are respectively provided with a connecting groove, the inner side of each connecting groove is connected with a connecting rod in a sliding mode, and the other end of the connecting rod is fixedly connected with the lower side wall of the lower baffle plate.

Preferably, a second threaded rod is arranged on the inner side of the bottom end of the sliding cavity, the left end and the right end of the second threaded rod are both rotationally connected in the sliding cavity through damping bearings, and one end of the second threaded rod penetrates out of the outer side of the sliding cavity and is fixedly provided with an inner hexagonal connecting block.

Preferably, the left end and the right end of the threaded rod II are symmetrically arranged in a threaded mode, and threaded sleeves are connected to the outer walls of the left end and the right end of the threaded rod II in a threaded mode.

Preferably, the upper end of the thread bush is rotatably connected with a rotating rod, and one end of the rotating rod far away from the thread bush is rotatably connected with the lower end of the moving plate.

Compared with the prior art, the utility model has the beneficial effects that:

the first motor drives the threaded rod to rotate, the threaded rod synchronously drives the two moving blocks to move inwards or outwards, so that the driving rod is driven to move synchronously, the driving rod drives the lower baffle to move on the left side and the right side of the bottom plate, when the lower baffle contacts with the surface of the foundation pit, the foundation pit can be supported, the periphery of the foundation pit is prevented from collapsing, the personal safety of workers is prevented from being influenced, and when raining, rainwater falling into the foundation pit can flow out through gaps between the bottom plate and the lower baffle, so that a large amount of rainwater is prevented from accumulating in the foundation pit, and soil is soft, and the construction process is prevented from being influenced;

through pegging graft driving end and the interior hexagonal connecting block of actuating device, then start actuating device to drive threaded rod two rotates, drives two thread bush and removes to inboard or outside in step, thereby drives the dwang and upwards promotes movable plate and overhead gage, can increase supporting equipment's supporting range, improves supporting equipment's utilization ratio.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a part of the structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of a lower baffle plate according to the present utility model.

In the figure: 1. a bottom plate; 2. a connecting groove; 3. a case; 4. a first threaded rod; 5. a motor; 6. a moving block; 7. a driving rod; 8. a mounting plate; 9. a connecting rod; 10. a lower baffle; 11. a sliding cavity; 12. a moving plate; 13. an upper baffle; 14. a second threaded rod; 15. a thread sleeve; 16. a rotating lever; 17. damping bearings; 18. and an inner hexagonal connecting block.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

In the description of the present utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1 to 3, the present utility model provides a technical solution: a foundation pit supporting structure facilitating drainage, comprising: the bottom plate 1, lower baffle 10 and upper baffle 13, lower baffle 10 are equipped with two, the lateral wall of both ends about sliding connection in bottom plate 1 respectively, the upper end fixed mounting of bottom plate 1 has box 3, the both sides are all connected with movable block 6 through threaded rod one 4 about the inner of box 3, the both ends are rotated respectively on the inner wall of both sides about box 3 about threaded rod one 4, and the screw thread symmetry setting of both ends about threaded rod one 4, fixedly mounted with motor 5 on the one end lateral wall of box 3, the output of motor 5 and the one end fixed connection of threaded rod one 4, can drive threaded rod one 4 through motor 5 and rotate;

the driving rods 7 are fixedly arranged on the side walls of the outer ends of the moving blocks 6, the other ends of the driving rods 7 are connected with the lower baffle plates 10 through mounting plates 8, the first threaded rod 4 penetrates through the moving blocks 6 and is in threaded connection with the inner walls of the moving blocks 6, the driving rods 7 are fixedly arranged on the side walls of the front side and the rear side of the outer ends of each moving block 6, the motor 5 is positioned between the two driving rods 7, one ends of the driving rods 7 penetrate through the side walls of the box body 3 and are fixedly connected with one ends of the mounting plates 8, and the mounting plates 8 are fixedly arranged on the side walls of the lower baffle plates 10 through bolts;

the side walls of the front side and the rear side of the left end and the right end of the bottom plate 1 are respectively provided with a connecting groove 2, the inner side of each connecting groove 2 is connected with a connecting rod 9 in a sliding way, the other end of each connecting rod 9 is fixedly connected with the lower side wall of the lower baffle 10, the motor 5 drives the threaded rod I4 to rotate, and the threaded rod I4 simultaneously drives the two moving blocks 6 to move inwards or outwards so as to drive the driving rods 7 to synchronously move, the driving rods 7 drive the lower baffle 10 to move on the left side and the right side of the bottom plate 1, when the lower baffle 10 is contacted with the surface of a foundation pit, the foundation pit can be supported, the periphery of the foundation pit is prevented from collapsing, the personal safety of workers is influenced, and during raining, rainwater falling into the foundation pit can flow out through gaps between the bottom plate 1 and the lower baffle 10, so that a large amount of rainwater is prevented from accumulating in the interior of the foundation pit to cause soil to be soft, and the construction process is influenced;

the lower end of the upper baffle 13 is fixedly provided with a movable plate 12, the upper end of the lower baffle 10 is provided with a sliding cavity 11, and the lower end of the movable plate 12 is inserted into the sliding cavity 11 in a sliding manner.

The inside threaded rod two 14 that is equipped with in the bottom of smooth chamber 11, the left and right sides both ends of threaded rod two 14 all rotate through damping bearing 17 and connect in smooth chamber 11, and the outside of smooth chamber 11 is worn out to one end of threaded rod two 14 and fixed mounting has interior hexagonal connecting block 18, the left and right sides both ends screw thread symmetry setting of threaded rod two 14, and all threaded connection has thread bush 15 on the outer wall at the left and right sides both ends of threaded rod two 14, the upper end rotation of thread bush 15 is connected with dwang 16, the one end that the dwang 16 kept away from thread bush 15 and the lower extreme rotation connection of movable plate 12, through pegging graft drive unit's drive end and interior hexagonal connecting block 18, then start driving unit, thereby drive threaded rod two 14 rotations, drive two thread bushes 15 synchronous to inboard or outside removal, thereby drive dwang 16 upwards promotes movable plate 12 and overhead gage 13, can increase the supporting range of supporting unit, the utilization ratio of supporting unit is improved.

When the device works, the first threaded rod 4 is driven by the motor 5 to rotate, the first threaded rod 4 drives the two moving blocks 6 to move inwards or outwards simultaneously, so that the driving rods 7 are driven to move synchronously, the lower baffle 10 is driven by the driving rods 7 to move on the left side and the right side of the bottom plate 1, when the lower baffle 10 is contacted with the surface of a foundation pit, the foundation pit can be supported, the driving end of the driving device and the inner hexagonal connecting block 18 are spliced, then the driving device is started, the second threaded rod 14 is driven to rotate, the two threaded sleeves 15 are driven to move inwards or outwards synchronously, the driving rotating rods 16 drive the moving plates 12 and the upper baffle 13 upwards, the supporting range of the supporting device can be enlarged, and the utilization rate of the supporting device is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A foundation pit supporting structure facilitating drainage, comprising: bottom plate (1), lower baffle (10) and overhead gage (13), its characterized in that: the two lower baffles (10) are respectively and slidably connected to the side walls of the left end and the right end of the bottom plate (1), the upper end of the bottom plate (1) is provided with a box body (3), the left side and the right side of the inner end of the box body (3) are connected with a moving block (6) through a first threaded rod (4), the side wall of the outer end of the moving block (6) is fixedly provided with a driving rod (7), and the other end of the driving rod (7) is connected with the lower baffles (10) through a mounting plate (8);

the lower end of the upper baffle plate (13) is fixedly provided with a movable plate (12), the upper end of the lower baffle plate (10) is provided with a sliding cavity (11), and the lower end of the movable plate (12) is inserted into the sliding cavity (11) in a sliding manner.

2. The foundation pit supporting structure facilitating drainage according to claim 1, wherein: the left end and the right end of the first threaded rod (4) are respectively connected to the inner walls of the left side and the right side of the box body (3) in a rotating mode, threads of the left end and the right end of the first threaded rod (4) are symmetrically arranged, a motor (5) is fixedly installed on one end side wall of the box body (3), and the output end of the motor (5) is fixedly connected with one end of the first threaded rod (4).

3. The foundation pit supporting structure facilitating drainage according to claim 2, wherein: the first threaded rod (4) penetrates through the movable blocks (6) and is in threaded connection with the inner wall of the movable blocks (6), driving rods (7) are fixedly installed on the side walls of the front side and the rear side of the outer end of each movable block (6), one end of each driving rod (7) penetrates through the side wall of the box body (3) and is fixedly connected with one end of the mounting plate (8), and the mounting plate (8) is fixedly installed on the side wall of the lower baffle plate (10) through bolts.

4. A pit supporting structure for facilitating drainage according to claim 3, wherein: the motor (5) is located between two of the drive rods (7).

5. The foundation pit supporting structure facilitating drainage according to claim 4, wherein: the connecting grooves (2) are formed in the side walls of the front side and the rear side of the left end and the right end of the bottom plate (1), connecting rods (9) are connected to the inner sides of the connecting grooves (2) in a sliding mode, and the other ends of the connecting rods (9) are fixedly connected with the lower side wall of the lower baffle plate (10).

6. The foundation pit supporting structure facilitating drainage according to claim 5, wherein: the inner side of the bottom end of the sliding cavity (11) is provided with a second threaded rod (14), the left end and the right end of the second threaded rod (14) are rotationally connected in the sliding cavity (11) through damping bearings (17), and one end of the second threaded rod (14) penetrates out of the outer side of the sliding cavity (11) and is fixedly provided with an inner hexagonal connecting block (18).

7. The foundation pit supporting structure facilitating drainage according to claim 6, wherein: the left end and the right end of the threaded rod II (14) are symmetrically arranged in threads, and the outer walls of the left end and the right end of the threaded rod II (14) are respectively connected with a threaded sleeve (15) in threads.

8. The foundation pit supporting structure facilitating drainage according to claim 7, wherein: the upper end of the thread bush (15) is rotationally connected with a rotating rod (16), and one end of the rotating rod (16) far away from the thread bush (15) is rotationally connected with the lower end of the moving plate (12).