Building foundation pit supporting device

Abstract

The utility model provides a building foundation pit supporting device which comprises a supporting plate assembly, a second supporting plate, two auxiliary parts and a limiting assembly, and a shaft body is connected between the supporting plate assembly and the second supporting plate in a pivoted mode. A plurality of ground nails are arranged on the second supporting plate; the two auxiliary parts are symmetrically arranged between the supporting plate assembly and the second supporting plate, each auxiliary part comprises a supporting rod and a fixing part, and the supporting rods are rotationally connected with the shaft body; the fixing piece is connected with the supporting rod, the fixing piece is arranged in an arc-shaped structure, and one end of the fixing piece abuts against the supporting plate assembly; the limiting assembly is arranged on the second supporting plate, and the other end of the fixing piece abuts against the limiting assembly. According to the building foundation pit supporting device, the supporting plate assembly and the second supporting plate are arranged on the side edge and the upper portion of the foundation pit respectively, so that related technicians can continue working in the foundation pit conveniently, and it is guaranteed that the construction progress is not affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to a building foundation pit support device. BACKGROUND

[0002] The building foundation pit support is an indispensable part of the building engineering, which is a measure to stabilize and protect the edge of the foundation pit during the excavation of the foundation pit, to ensure the safety of the building and prevent collapse, and is an important foundation engineering. In urban infrastructure construction, the foundation pit is a highly dependent construction depth and safety element.

[0003] The utility model discloses a building foundation pit support device, including first base plate and second base plate, the both sides of first base plate and second base plate are connected through the hinged plate hinged connection, the top of first base plate is symmetrically provided with support cavity, and the support assembly of auxiliary second base plate support is installed in support cavity, and the outside side of first base plate and second base plate is provided with cavity.

[0004] However, the support device is arranged at the bottom and side edge of the foundation pit during use, and after the support is completed, it is inconvenient for the relevant technical personnel to continue the work (such as excavation or laying of cables and pipelines) in the inside of the foundation pit due to the blockage of the device, thereby affecting the work progress of the relevant technical personnel. UTILITY MODEL CONTENTS

[0005] The utility model aims at at least one of the above technical problems in the technical field.

[0006] Therefore, the utility model provides a building foundation pit support device, which is arranged at the side edge and upper part of the foundation pit through the support plate assembly and the second support plate, so as to facilitate the relevant technical personnel to continue the work in the inside of the foundation pit, and further ensure that the construction progress is not affected.

[0007] In order to achieve the above object, the utility model provides a first aspect with a building foundation pit support device, include: support plate subassembly, second support plate, two auxiliary components and limiting component, wherein, the support plate subassembly with the second support plate between pivot connection has the shaft body, be provided with a plurality of ground pegs on the second support plate, two The auxiliary components are symmetrically arranged between the support plate subassembly and the second support plate, and the auxiliary component includes a support rod and a fixing part, wherein the support rod is rotatably connected with the shaft body, the fixing part is connected with the support rod, the fixing part is arranged in a circular arc structure, one end of the fixing part abuts on the support plate subassembly, the limiting component is arranged on the second support plate, and the other end of the fixing part abuts on the limiting component.

[0008] In addition, the building foundation pit support device according to the utility model can have the following additional technical features.

[0009] Specifically, the support plate subassembly includes a first support plate and a core plate, wherein the core plate is inserted into the first support plate, and the core plate is slidably connected with the first support plate.

[0010] Specifically, a plurality of through holes are formed in the first support plate and the core plate respectively, and a support pin is threadedly connected in the interior of one through hole.

[0011] Specifically, the limiting component includes a base, a wedge-shaped block, a screw rod, a hand wheel and a guide groove, wherein the base is arranged on the second support plate, the guide groove is arranged between the wedge-shaped block and the second support plate, the wedge-shaped block is slidably connected with the second support plate, one end of the screw rod is rotatably connected with the base, the screw rod is threadedly connected with the wedge-shaped block, and the hand wheel is connected with the other end of the screw rod.

[0012] Specifically, the ground peg includes a shell, an inner core and an expansion component, wherein the inner core is arranged in the interior of the shell, the expansion component is connected with the inner core, and the expansion component penetrates the shell.

[0013] Compared with the prior art, the building foundation pit support device of the utility model has the following beneficial effects: the support plate subassembly and the second support plate are arranged on the side edge and the upper part of the foundation pit respectively, so that the relevant technical personnel can continue to work in the interior of the foundation pit, and the construction progress is not affected.

[0014] Additional aspects and advantages of the utility model will be partially given in the following description, partially will become obvious from the following description, or be understood by the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0015] The above and / or additional aspects and advantages of the present utility model will become apparent and more readily appreciated from the following description of the embodiments, with reference to the following drawings, in which:

[0016] Figure 1 Fig. 1 is a perspective view of a building foundation pit supporting device according to an embodiment of the present utility model; Figure 1 ;

[0017] Figure 2 Fig. 2 is a perspective view of a building foundation pit supporting device according to another embodiment of the present utility model; Figure 2 ;

[0018] Figure 3 Fig. 3 is a schematic view of a ground peg structure of a building foundation pit supporting device according to an embodiment of the present utility model;

[0019] Figure 4 Fig. 4 is a schematic view of a use of a building foundation pit supporting device according to an embodiment of the present utility model.

[0020] Reference signs: 1, support plate assembly; 11, first support plate; 12, core plate; 2, second support plate; 21, shaft body; 22, ground peg; 221, outer shell; 222, inner core; 223, expansion component; 3, auxiliary component; 31, support rod; 32, fixing piece; 4, limiting assembly; 41, base; 42, wedge block; 43, screw rod; 44, hand wheel; 45, guide groove; 51, through hole; 52, support peg. DETAILED DESCRIPTION

[0021] The embodiments of the present utility model will be described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present utility model, and cannot be understood as a limitation of the present utility model.

[0022] The building foundation pit supporting device of the embodiments of the present utility model will be described below with reference to the drawings.

[0023] As shown in the drawings, Figures 1-4 the building foundation pit supporting device of the embodiments of the present utility model can include: a support plate assembly 1, a second support plate 2, two auxiliary components 3, and a limiting assembly 4.

[0024] Among them, the shaft body 21 is pivotally connected between the support plate assembly 1 and the second support plate 2, and the second support plate 2 is provided with a plurality of ground pegs 22.

[0025] The two auxiliary components 3 are symmetrically arranged between the support plate assembly 1 and the second support plate 2, and the auxiliary component 3 includes a support rod 31 and a fixing piece 32.

[0026] The supporting rod 31 is rotationally connected with the shaft body 21, the fixing piece 32 is connected with the supporting rod 31, the fixing piece 32 is arranged in a circular arc structure, one end of the fixing piece 32 abuts against the supporting plate assembly 1, the limiting assembly 4 is arranged on the second supporting plate 2, and the other end of the fixing piece 32 abuts against the limiting assembly 4.

[0027] Specifically, when the related technical personnel use the supporting device to support the building foundation pit, first, the supporting plate assembly 1 is arranged on the side wall of the foundation pit, the second supporting plate 2 is arranged on the upper ground of the foundation pit, the ground nail 22 is hammered by using a tool, and then the second supporting plate 2 is fixed on the upper ground of the foundation pit.

[0028] The fixing piece 32 is extruded by the limiting assembly 4, the fixing piece 32 drives the supporting rod 31 to rotate around the shaft body 21, the fixing piece 32 abuts against one side of the supporting plate assembly 1, and thus the effect of supporting the side slope of the foundation pit is formed.

[0029] The supporting plate assembly 1 and the second supporting plate 2 are arranged on the side edge and the upper portion of the foundation pit respectively, so that the related technical personnel can continue to work in the interior of the foundation pit, and thus the construction progress is ensured not to be affected.

[0030] In an embodiment of the present application, as shown in Figure 2 The supporting plate assembly 1 comprises a first supporting plate 11 and a core plate 12.

[0031] The core plate 12 is inserted into the first supporting plate 11, and the core plate 12 is slidably connected with the first supporting plate 11.

[0032] In an embodiment of the present application, as shown in Figure 2 A plurality of through holes 51 are formed in the first supporting plate 11 and the core plate 12 respectively, and a supporting nail 52 is threadedly connected in one through hole 51.

[0033] It should be noted that the number of the supporting nails 52 described in this embodiment can be multiple, and the specific number can be determined according to actual conditions.

[0034] Specifically, when the depth of the foundation pit is relatively deep, the bottom of the first supporting plate 11 cannot extend to the bottom of the foundation pit, at this time, the core plate 12 can be pulled to extend the length of the supporting plate assembly 1.

[0035] When the core plate 12 is not used, the supporting nail 52 is fixed in one through hole 51, at this time, the core plate 12 can be locked in the first supporting plate 11, and the related technical personnel can also rotate the supporting nail 52 according to actual needs, so that one end of the supporting nail 52 abuts against the uneven side slope of the foundation pit, thereby ensuring the stability of the supporting plate assembly 1 in use.

[0036] In an embodiment of the present application, as shown in Figure 2As shown, the limiting assembly 4 comprises a base 41, a wedge block 42, a screw rod 43, a hand wheel 44 and a guide groove 45.

[0037] The base 41 is arranged on the second support plate 2, the wedge block 42 and the second support plate 2 are provided with the guide groove 45, the wedge block 42 is in sliding connection with the second support plate 2, one end of the screw rod 43 is in rotational connection with the base 41, the screw rod 43 is in threaded connection with the wedge block 42, and the hand wheel 44 is connected with the other end of the screw rod 43.

[0038] Specifically, when the limiting assembly 4 is in use, the hand wheel 44 can be shaken to drive the screw rod 43 to rotate, the screw rod 43 is in threaded connection with the wedge block 42, the wedge block 42 moves on the second support plate 2, and then abuts against the fixing piece 32.

[0039] It can be understood that the wedge block 42 is arranged to move on the second support plate 2 and abut against the fixing piece 32, the different contact positions between the inclined surface of the wedge block 42 and the fixing piece 32 are utilized, the different angles between the support plate assembly 1 and the second support plate 2 can be fixed, and thus the device is suitable for supporting the foundation pit slopes of various angles, and the application range of the device is expanded.

[0040] In an embodiment of the utility model, as shown in Figure 3 The ground nail 22 comprises an outer shell 221, an inner core 222 and an expansion component 223.

[0041] The inner core 222 is arranged inside the outer shell 221, the expansion component 223 is connected with the inner core 222, and the expansion component 223 penetrates through the outer shell 221.

[0042] It should be noted that the inner core 222 is in rotational connection with the outer shell 221, one end of the expansion component 223 is connected with the outer shell 221, the other end of the expansion component 223 is in threaded connection with the inner core 222, the expansion component 223 is connected with a plurality of hinged rods, and the specific structure has been disclosed by the prior art, so it will not be described in detail here.

[0043] Specifically, the worker hammers the ground nail 22 by using a tool, the ground nail 22 is fixed on the ground, then the inner core 222 is rotated by using a tool, the expansion component 223 is deformed in the soil, and the expansion component 223 is embedded in the soil, thereby increasing the fixing effect between the ground nail 22 and the soil.

[0044] In summary, the building foundation pit supporting device has the advantages that the support plate assembly and the second support plate are arranged on the side and the upper part of the foundation pit respectively, thereby facilitating the relevant technical personnel to continue working in the interior of the foundation pit, and thus ensuring that the construction progress is not affected.

[0045] In the description of the present application, the terms "first", "second" are only used for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0046] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms is not necessarily for the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, the skilled in the art can combine and combine the different embodiments or examples described in the present application and the features of the different embodiments or examples without contradiction.

[0047] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limiting the present application, and those skilled in the art can change, modify, replace and deform the above embodiments within the scope of the present application.

Claims

1. A foundation pit support device, characterized in that, include: The support plate assembly (1), the second support plate (2), two auxiliary components (3), and the limiting assembly (4) are provided. A shaft (21) is pivotally connected between the support plate assembly (1) and the second support plate (2); The second support plate (2) is provided with a plurality of ground nails (22); Two auxiliary components (3) are symmetrically arranged between the support plate assembly (1) and the second support plate (2). Each auxiliary component (3) includes a support rod (31) and a fixing member (32). The support rod (31) is rotatably connected to the shaft (21); The fixing member (32) is connected to the support rod (31). The fixing member (32) is arranged in an arc shape. One end of the fixing member (32) abuts against the support plate assembly (1). The limiting component (4) is disposed on the second support plate (2), and the other end of the fixing member (32) abuts against the limiting component (4).

2. The building foundation pit support device according to claim 1, characterized in that, The support plate assembly (1) includes a first support plate (11) and a core plate (12), wherein, The core plate (12) is inserted into the interior of the first support plate (11), and the core plate (12) is slidably connected to the first support plate (11).

3. The building foundation pit support device according to claim 2, characterized in that, The first support plate (11) and the core plate (12) are respectively provided with multiple through holes (51), and a support nail (52) is threaded into the inside of one of the through holes (51).

4. The building foundation pit support device according to claim 1, characterized in that, The limiting component (4) includes a base (41), a wedge block (42), a screw (43), a handwheel (44), and a guide groove (45), wherein, The base (41) is disposed on the second support plate (2); A guide groove (45) is provided between the wedge block (42) and the second support plate (2), and the wedge block (42) and the second support plate (2) are slidably connected; One end of the screw (43) is rotatably connected to the base (41), the screw (43) is threadedly connected to the wedge block (42), and the handwheel (44) is connected to the other end of the screw (43).

5. The building foundation pit support device according to claim 1, characterized in that, The ground stake (22) includes a shell (221), an inner core (222), and an expansion component (223), wherein, The inner core (222) is disposed inside the outer shell (221); The expansion member (223) is connected to the inner core (222), and the expansion member (223) penetrates the outer shell (221).

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