阅读说明：本技术 一种建筑施工土方基坑支护结构 (Construction earthwork foundation pit supporting structure ) 是由 侯喜悦 郭顺祥 于明伟 武廷超 张兴波 李大朋 靳志宏 陶永昊 刘宜昕 范迎秋 于 2020-11-06 设计创作，主要内容包括：本发明涉及支护结构技术领域,更具体地说,是一种建筑施工土方基坑支护结构,包括支承座和贴墙板,所述贴墙板和支承座之间设有用于稳定贴墙板的支撑组件,所述支撑组件包括支撑板,所述支撑板内设有滑槽,所述滑槽内对称滑动安装有推杆,所述推杆与贴墙板之间对称铰接有铰杆,所述推杆之间设有中间块,所述中间块固定安装在滑槽内,所述推杆的一端滑动插设在中间块内,所述中间块内滑动安装有第一顶板,所述第一顶板与推杆的一端铰接有第一连接杆,所述第一连接杆之间通过弹性件连接；本发明通过设置支撑组件,从而将土壁给予贴墙板的作用力转换成整个装置对土壁的支撑力,从而使得对基坑四周土壁的支撑更加稳定,安全性更高。(The invention relates to the technical field of supporting structures, in particular to a supporting structure of a building construction earthwork foundation pit, which comprises a supporting seat and a wall pasting plate, wherein a supporting component for stabilizing the wall pasting plate is arranged between the wall pasting plate and the supporting seat, the supporting component comprises a supporting plate, a sliding groove is formed in the supporting plate, push rods are symmetrically and slidably arranged in the sliding groove, hinge rods are symmetrically hinged between the push rods and the wall pasting plate, a middle block is arranged between the push rods, the middle block is fixedly arranged in the sliding groove, one end of each push rod is slidably inserted in the middle block, a first top plate is slidably arranged in the middle block, a first connecting rod is hinged to one end of each first top plate and one end of each push rod, and the first connecting rods are connected through an elastic; according to the invention, the supporting component is arranged, so that the acting force applied to the wall attaching plate by the soil wall is converted into the supporting force of the whole device to the soil wall, and the supporting to the soil wall around the foundation pit is more stable and higher in safety.)

1. The supporting structure for the earthwork foundation pit in building construction comprises a supporting seat (1) and a wall pasting plate (2), and is characterized in that a supporting component (3) used for stabilizing the wall pasting plate (2) is arranged between the wall pasting plate (2) and the supporting seat (1), the supporting component (3) comprises a supporting plate (301), a sliding groove (302) is formed in the supporting plate (301), push rods (306) are symmetrically and slidably mounted in the sliding groove (302), hinge rods (303) are symmetrically hinged between the push rods (306) and the wall pasting plate (2), a middle block (304) is arranged between the push rods (306), the middle block (304) is fixedly mounted in the sliding groove (302), one end of each push rod (306) is slidably inserted in the middle block (304), a first top plate (305) is slidably mounted in the middle block (304), and a first connecting rod (310) is hinged to one end of each first top plate (305) and one end of each push rod (306), the first connecting rods (310) are connected through elastic pieces, two sides of the supporting plate (301) are provided with circular pipes (307), the other end of the push rod (306) is fixedly provided with a piston (309) in sliding fit with the circular pipes (307), one end, far away from the piston (309), of the circular pipe (307) is provided with a second top plate (308) in a sliding mode, and buffer liquid is filled between the second top plate (308) and the piston (309) in the circular pipe (307).

2. The construction earthwork foundation pit supporting structure of claim 1, wherein the elastic member is a tension spring (311).

3. The construction earthwork supporting structure of claim 1, wherein the wall attachment panel (2) interferes with a moving path of the first top plate (305) and the second top plate (308).

4. The building construction earthwork foundation pit supporting structure according to claim 1, wherein a support rod (5) is hinged between the support plate (301) and the supporting seat (1), a sliding block (7) is slidably installed in the supporting seat (1), and an electric telescopic rod (6) for driving the sliding block (7) is arranged in the supporting seat (1).

5. The construction earthwork foundation pit supporting structure according to claim 4, wherein both ends of the supporting rod (5) are hinged with the supporting plate (301) and the slider (7), respectively.

6. The building construction earthwork foundation pit supporting structure according to claim 1, wherein a plurality of groups of fixing assemblies (4) are symmetrically arranged on the supporting seat (1).

7. The building construction earthwork foundation pit supporting structure according to claim 6, wherein the fixing component (4) comprises a ground grabbing cone (401) and a rotating rod (402), the ground grabbing cone (401) is installed on the supporting base (1) in a threaded mode, the rotating rod (402) is installed in the ground grabbing cone (401) in a rotating mode, a rotating disc (403) is installed inside one end of the ground grabbing cone (401) in a rotating mode, the rotating disc (403) is fixedly installed on the rotating rod (402), a plurality of cone grooves (406) are formed in the circumferential direction of one end of the ground grabbing cone (401), a clamping cone (405) is installed in the cone grooves (406) in a sliding mode, and a second connecting rod (404) is hinged between one end of the clamping cone (405) and the rotating disc (403).

Technical Field

The invention relates to the technical field of supporting structures, in particular to a supporting structure of an earthwork foundation pit in building construction.

Background

In the earthwork construction process, the internal friction force and the cohesive force of a soil body are mainly used for balancing the downward sliding force of the soil body, the soil wall is kept stable, once the soil body loses balance under the action of external force, collapse or landslide of the soil wall can occur, the engineering construction relates to a foundation pit, if the soil quality of the foundation pit wall is unstable, a foundation pit supporting frame is needed to support the inner side wall of the foundation pit, the safety of personnel is guaranteed, and the construction period is prevented from being prolonged due to landslide and collapse, or the influence on adjacent buildings is avoided.

Current supporting construction of foundation ditch simple structure, and adopt to mix between the earth to fix between supporting construction and the soil wall more, but after the construction, supporting construction can not dismantle, leads to having caused the waste to the material, and some current detachable supporting construction's support effect is not good, takes place the obscission easily, leads to the soil wall to collapse and causes the potential safety hazard.

Disclosure of Invention

The invention aims to provide a supporting structure of an earthwork foundation pit in building construction, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a supporting structure of a building construction earthwork foundation pit comprises a supporting seat and a wall pasting plate, wherein a supporting component used for stabilizing the wall pasting plate is arranged between the wall pasting plate and the supporting seat, the supporting component comprises a supporting plate, a sliding groove is formed in the supporting plate, push rods are symmetrically and slidably mounted in the sliding groove, hinge rods are symmetrically hinged between the push rods and the wall pasting plate, a middle block is arranged between the push rods, the middle block is fixedly mounted in the sliding groove, one end of each push rod is slidably inserted in the middle block, a first top plate is slidably mounted in the middle block, the first top plate is hinged with one end of each push rod through a first connecting rod, the first connecting rods are connected through elastic pieces, ring pipes are arranged on two sides of the supporting plate, a piston in sliding fit with the ring pipes is mounted and fixed on the other end of each push rod, and a second top plate, and a buffer liquid is filled between the second top plate and the piston in the ring pipe.

Further: the elastic piece is a tension spring.

Further: the wall attaching plate interferes with the moving paths of the first top plate and the second top plate.

Further: a supporting rod is hinged between the supporting plate and the supporting seat, a sliding block is arranged in the supporting seat in a sliding mode, and an electric telescopic rod used for driving the sliding block is arranged in the supporting seat.

And further: and two ends of the supporting rod are respectively hinged with the supporting plate and the sliding block.

And further: and a plurality of groups of fixing assemblies are symmetrically arranged on the supporting seat.

And further: the fixed assembly comprises a ground grabbing cone and a rotating rod, the ground grabbing cone is installed on the supporting seat in a threaded mode, the rotating rod is installed in the ground grabbing cone in a rotating mode, a rotating disc is installed inside one end of the ground grabbing cone in a rotating mode, the rotating disc is fixedly installed with the rotating rod, a plurality of cone grooves are formed in the circumferential direction of one end of the ground grabbing cone, clamping cones are installed in the cone grooves in a sliding mode, and a second connecting rod is hinged between one end of each clamping cone and the rotating disc.

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

1. the invention fixes the supporting seat around the earthwork foundation pit and attaches the wall attaching plate to the soil wall around the foundation pit by arranging the supporting component, the supporting plate, the sliding chute, the hinge rod, the middle block, the first top plate, the push rod, the ring pipe, the second top plate, the piston, the first connecting rod and the tension spring, thereby avoiding the phenomenon of soil wall collapse, when stress expansion occurs in the soil wall and pushing force is given to the wall attaching plate, the push rod slides to two sides through the hinge rod, the first top plate slides relative to the middle block under the action of the first connecting rod, thereby generating collision action with the wall attaching plate, and the push rod drives the piston to slide relative to the ring pipe, thereby enabling buffer solution to flow, thereby pushing the second top plate to slide and generating collision action with the wall attaching plate, thereby converting the pushing force given to the wall attaching plate by the soil wall into force action of the wall attaching plate on the soil wall, thereby the supporting function of the whole device to the soil wall is more stable.

2. According to the invention, the supporting rod, the electric telescopic rod and the sliding block are arranged, and the sliding block is driven to slide by virtue of the telescopic function of the electric telescopic rod, so that the supporting rod is driven to move, and the change of the angle of the wall board in the vertical direction is indirectly realized, so that the whole device can adapt to soil walls at various angles.

3. According to the invention, the fixing component, the ground grabbing cone, the rotating rod, the rotating disc, the second connecting rod, the clamping cone and the cone groove are arranged, the ground grabbing cone enters the ground through rotation of the ground grabbing cone under the action of thread fit, the supporting seat is fixed, the rotating rod is rotated to drive the rotating disc to slide, and the clamping cone slides along the cone groove and is inserted into the ground surface under the action of the second connecting rod, so that the whole device is more stably installed on the ground, and the phenomenon that when a soil wall is about to collapse, a wallboard attaching force is applied to the device, and the whole device is separated from the ground.

Drawings

FIG. 1 is a schematic structural view of a supporting structure of an earth foundation pit for building construction;

FIG. 2 is a schematic view of a partial structure of a support assembly in a construction earth foundation pit support structure;

FIG. 3 is an enlarged schematic view of a partial structure at a position A in the construction earthwork foundation pit supporting structure;

FIG. 4 is a schematic structural view of a fixing assembly in a construction earth foundation pit supporting structure;

FIG. 5 is a cross-sectional view of A-A in the construction earthwork foundation pit supporting structure;

fig. 6 is a schematic structural view of a clamping cone and a turntable in a supporting structure of an earthwork foundation pit in building construction.

The reference numerals in the schematic drawings illustrate:

1-supporting seat, 2-wall pasting board, 3-supporting component, 301-supporting board, 302-sliding chute, 303-hinge rod, 304-middle block, 305-first top board, 306-push rod, 307-ring pipe, 308-second top board, 309-piston, 310-first connecting rod, 311-tension spring, 4-fixing component, 401-ground grabbing cone, 402-rotating rod, 403-rotating disk, 404-second connecting rod, 405-clamping cone, 406-cone groove, 5-supporting rod, 6-electric telescopic rod and 7-sliding block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention, and the present invention is further described with reference to the embodiments below.

Referring to fig. 1-3, in an embodiment of the present invention, a supporting structure for a foundation pit of building construction includes a supporting base 1 and a wall attaching plate 2, a supporting component 3 for stabilizing the wall attaching plate 2 is disposed between the wall attaching plate 2 and the supporting base 1, the supporting component 3 includes a supporting plate 301, a sliding slot 302 is disposed in the supporting plate 301, push rods 306 are symmetrically and slidably mounted in the sliding slot 302, hinge rods 303 are symmetrically hinged between the push rods 306 and the wall attaching plate 2, a middle block 304 is disposed between the push rods 306, the middle block 304 is fixedly mounted in the sliding slot 302, one end of the push rod 306 is slidably inserted in the middle block 304, a first top plate 305 is slidably mounted in the middle block 304, the first top plate 305 and one end of the push rod 306 are hinged with a first connecting rod 310, the first connecting rod 310 is connected through an elastic member, the elastic member is a tension spring 311, two sides of the supporting plate 301 are provided with circular tubes 307, the other end of the push rod 306 is fixedly provided with a piston 309 in sliding fit with the circular tubes 307, one end of the circular tube 307, far away from the piston 309, is provided with a second top plate 308 in a sliding manner, a buffer solution is filled between the second top plate 308 and the piston 309 and is a non-Newtonian fluid solution, the wall attaching plate 2 interferes with the moving paths of the first top plate 305 and the second top plate 308, a supporting rod 5 is hinged between the supporting plate 301 and the supporting seat 1, a sliding block 7 is arranged in the supporting seat 1 in a sliding manner, an electric telescopic rod 6 for driving the sliding block 7 is arranged in the supporting seat 1, and two ends of the supporting rod 5 are respectively hinged with the supporting plate 301.

In practical application, the supporting seat 1 is fixed around the foundation pit of the earth, the wall attaching plate 2 is attached to the earth wall around the foundation pit, so that the phenomenon of collapse of the earth wall is avoided, when stress expansion occurs in the earth wall, so that pushing force is given to the wall attaching plate 2, the push rod 306 is enabled to slide towards two sides through the hinge rod 303, under the action of the first connecting rod 310, the first top plate 305 is enabled to slide relative to the middle block 304, so that the wall attaching plate 2 is enabled to generate collision action, the piston 309 is driven by the push rod 306 to slide relative to the ring pipe 307, so that buffer solution flows, so that the second top plate 308 is pushed to slide and generate collision action with the wall attaching plate 2, so that the pushing force given to the wall attaching plate 2 by the earth wall is converted into force applied to the earth wall by the wall attaching plate 2, so that the supporting action of the whole device on the earth wall is more stable, and the telescopic function, thereby drive slider 7 and slide to drive the motion of bracing piece 5, realize indirectly the change to the angle of the vertical direction of pasting wallboard 2, thereby make whole device can adapt to the soil wall of each angle.

Further, referring to fig. 1, 4, 5 and 6, as another preferred embodiment of the present invention, a fixing assembly 4 is symmetrically disposed on the supporting seat 1, and is used for fixing the supporting seat 1 to the ground, the fixing assembly 4 includes a ground grasping cone 401 and a rotating rod 402, the ground grasping cone 401 is threadedly mounted on the supporting seat 1, the rotating rod 402 is rotatably mounted in the ground grasping cone 401, a rotating disc 403 is rotatably mounted inside one end of the ground grasping cone 401, the rotating disc 403 is fixedly mounted on the rotating rod 402, one end of the ground grasping cone 401 is circumferentially provided with a plurality of cone grooves 406, a clamping cone 405 is slidably mounted in the cone grooves 406, and a second connecting rod 404 is hinged between one end of the clamping cone 405 and the rotating disc 403.

During practical application, through rotating ground grabbing awl 401, under screw-thread fit's effect, make ground grabbing awl 401 get into ground, realize the fixed to bearing 1, and through rotating bull stick 402, thereby drive carousel 403 and slide, under the effect of second connecting rod 404, make card awl 405 slide along awl groove 406, and insert the earth's surface, thereby make the installation between whole device and the ground more firm, avoid when the earth wall will collapse, give wainscot 2 effort, make whole device break away from and fix between the ground.

With the above embodiment, the working principle of the present invention is as follows:

when the invention is used, the supporting seat 1 is fixed at the periphery of the earth foundation pit, the wall attaching plate 2 is attached to the earth wall at the periphery of the foundation pit, so that the phenomenon of collapse of the earth wall is avoided, when stress expansion occurs in the earth wall, so that pushing force is given to the wall attaching plate 2, the push rod 306 is enabled to slide towards two sides through the hinge rod 303, under the action of the first connecting rod 310, the first top plate 305 is enabled to slide relative to the middle block 304, so that the wall attaching plate 2 is enabled to generate interference effect, the piston 309 is driven to slide relative to the ring pipe 307 through the push rod 306, so that buffer solution flows, so that the second top plate 308 is pushed to slide, and the buffer solution is enabled to generate interference effect with the wall attaching plate 2, so that the pushing force given to the wall attaching plate 2 by the earth wall is converted into force applied to the wall attaching plate 2, so that the supporting effect of the whole device on the earth, thereby drive slider 7 and slide, thereby drive the motion of bracing piece 5, indirectly realize the change to the angle of the vertical direction of pasting wallboard 2, thereby make whole device can adapt to the earth wall of each angle, grab ground awl 401 through rotating, through screw-thread fit's effect down, make and grab ground awl 401 and get into ground, realize the fixed to bearing 1, and through rotating bull stick 402, thereby drive carousel 403 and slide, under the effect of second connecting rod 404, make card awl 405 slide along awl groove 406, and insert the earth's surface, thereby make the installation between whole device and the ground more firm, avoid when the earth wall will collapse, give wallboard 2 effort, make whole device break away from and ground between fixed.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.