Foundation pit supporting device

Abstract

The utility model belongs to the technical field of foundation pit supporting, and particularly relates to a foundation pit supporting device which comprises a reinforcing mesh structure and a supporting plate set connected with the reinforcing mesh structure, fixing structural part sets are installed on the reinforcing mesh structure at intervals, and each fixing structural part set comprises a plurality of fixing structural parts arranged at intervals. A soil nail fixing part is detachably connected to the fixing structural part; the supporting plate set comprises main plates and a connecting plate, the main plates are detachably connected with the fixing structural part set, and the connecting plate is located between the two main plates and detachably connected with the main plates. And the connecting plate is provided with a mounting hole for mounting a second soil nail fixing piece. According to the foundation pit supporting device, through the structural arrangement, the reinforcing and protecting effects are achieved, and meanwhile compared with the prior art, the foundation pit supporting device is more convenient to use and operate and can be repeatedly used.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of foundation pit support, specifically relates to a foundation pit support device. BACKGROUND

[0002] The foundation pit support is the support, reinforcement and protection measure that adopts to the side wall and surrounding environment for protecting underground structure construction and the safety of surrounding environment.

[0003] At present, there are many forms of foundation pit support structure, one of which is widely used, that is, a reinforcing mesh structure is hung on the foundation pit wall first, and then concrete is poured to play a supporting role. Due to the need for pouring concrete, this method is more complex to operate, and the supporting structure usually cannot be reused. INVENTION CONTENTS

[0004] The utility model aims at solving the above -mentioned problem, provides a foundation pit support device.

[0005] In order to achieve the above object, the utility model provides a foundation pit support device, which comprises a reinforcing mesh structure and a support plate group connected with the reinforcing mesh structure, a fixed structural component group is installed on the reinforcing mesh structure, the fixed structural component group comprises a plurality of fixed structural components arranged at intervals, and a soil nail fixing part is detachably connected to the fixed structural component.

[0006] The support plate group comprises a main plate and a connecting plate, the main plate is detachably connected with the fixed structural component group, and the connecting plate is detachably connected with the main plate between two main plates.

[0007] The connecting plate is provided with a mounting hole for mounting a second soil nail fixing part.

[0008] Further, the fixed structural component comprises a main body, the main body is symmetrically provided with a clamping structure at both ends and is clamped and fixed with the reinforcing mesh structure.

[0009] The main body is also provided with a threaded hole, and the soil nail fixing part is matched with the threaded hole.

[0010] The threaded hole of the main body is symmetrically provided with a wedge-shaped mounting block on both sides, and the main plate is provided with a mounting groove matched with the wedge-shaped mounting block.

[0011] Further, the clamping structure comprises a limiting assembly and an elastic assembly arranged at intervals, and the reinforcing steel of the reinforcing mesh structure is clamped between the limiting assembly and the elastic assembly.

[0012] The main body is also symmetrically provided with a reinforcing plate, and the wedge-shaped mounting block and the reinforcing plate are located on both sides of the main body.

[0013] Further, the main plate is provided with a second mounting slot at each end, and the second mounting slot is perpendicular to the mounting slot.

[0014] The connecting plate is provided with a mounting post matched with the second mounting slot.

[0015] Further, the main plate is provided with a sealing slot at each end, and the connecting plate is provided with a second sealing slot, and the second sealing slot and the two sealing slots on both sides thereof form an end sealing slot.

[0016] The end sealing slot is provided with a sealing member.

[0017] Further, the mounting post is located in the end sealing slot, and the sealing member is provided with a matching hole matched with the mounting post.

[0018] Further, the connecting plate is provided with an avoiding slot at the connecting position with the main plate, and a water stop is installed at the avoiding slot.

[0019] The beneficial effects of the utility model are as follows:

[0020] The utility model discloses a foundation pit support device, through above-mentioned structural setting, realize reinforcing protection effect while, compared with prior art, it is more convenient to use operation, and can be reused. DRAWINGS

[0021] Figure 1 The utility model discloses a foundation pit support device, through above-mentioned structural setting, realize reinforcing protection effect while, compared with prior art, it is more convenient to use operation, and can be reused.

[0022] Figure 2 The utility model discloses a foundation pit support device, through above-mentioned structural setting, realize reinforcing protection effect while, compared with prior art, it is more convenient to use operation, and can be reused.

[0023] Figure 3 The utility model discloses a foundation pit support device, through above-mentioned structural setting, realize reinforcing protection effect while, compared with prior art, it is more convenient to use operation, and can be reused.

[0024] Figure 4 The utility model discloses a foundation pit support device, through above-mentioned structural setting, realize reinforcing protection effect while, compared with prior art, it is more convenient to use operation, and can be reused.

[0025] Figure 5 The utility model discloses a foundation pit support device, through above-mentioned structural setting, realize reinforcing protection effect while, compared with prior art, it is more convenient to use operation, and can be reused.

[0026] Figure 6 The utility model discloses a foundation pit support device, through above-mentioned structural setting, realize reinforcing protection effect while, compared with prior art, it is more convenient to use operation, and can be reused.

[0027] Figure 7 The utility model discloses a foundation pit support device, through above-mentioned structural setting, realize reinforcing protection effect while, compared with prior art, it is more convenient to use operation, and can be reused.

[0028] Figure 8 Fig. 1 is a structural diagram schematically showing a main plate according to an embodiment of the present application;

[0029] Figure 9 Fig. 2 is a front view schematically showing the main plate according to the embodiment of the present application;

[0030] Figure 10 Fig. 3 is a structural diagram schematically showing a sealing member according to an embodiment of the present application.

[0031] The meanings of the reference signs in the drawings are as follows:

[0032] 1, reinforcing mesh structure; 2, support plate group; 3, fixed structure group; 4, fixed structure; 5, soil nail fixing member; 6, main plate; 7, connecting plate; 71, mounting hole; 41, main body; 42, clamping structure; 43, wedge-shaped mounting block; 421, limiting assembly; 422, elastic assembly; 44, reinforcing plate; 61, mounting groove; 62, second mounting groove; 72, mounting column; 63, sealing groove; 73, second sealing groove; 9, end sealing groove; 91, sealing member; 911, matching hole; 74, avoiding groove. DETAILED DESCRIPTION

[0033] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application, and other drawings can also be obtained according to these drawings without creative labor for those skilled in the art.

[0034] The present application will be described in detail below in combination with the drawings and specific embodiments. The embodiments cannot be described one by one here, but the embodiments of the present application are not limited to the following embodiments.

[0035] In combination with Figures 1-10 As shown in the drawings, according to the present application, a foundation pit support device is provided, which comprises a reinforcing mesh structure 1 and a support plate group 2 connected with the reinforcing mesh structure 1.

[0036] According to an embodiment of the present application, the reinforcing mesh structure 1 is composed of a plurality of crosswise intersecting steel bars. The reinforcing mesh structure 1 is provided with a fixed structure group 3 at intervals, which is used for fixing the reinforcing mesh structure 1. In this embodiment, the fixed structure group 3 comprises a plurality of fixed structures 4 arranged at intervals, and the fixed structures 4 are detachably connected with soil nail fixing members 5. The foundation pit support device of the present application, in use, first lays the reinforcing mesh structure 1, then installs the fixed structures 4 to form the fixed structure group 3, and fixes the reinforcing mesh structure 1 through the soil nail fixing members 5, so as to ensure the reinforcing and protecting effect.

[0037] According to an embodiment of the utility model, the utility model discloses a support plate group 2 including main plate 6 and connecting plate 7, wherein main plate 6 is detachably connected with fixed structure piece group 3, and connecting plate 7 is detachably connected between two main plates 6.

[0038] The utility model discloses a foundation pit support device, through above -mentioned structure setting, after the steel mesh structure 1 is fixed, can first install main plate 6 with fixed structure piece 4 cooperation, then install connecting plate 7 with main plate 6 cooperation, compared with the support structure in prior art, it is simple and convenient to operate, and can be reused.

[0039] The utility model discloses a foundation pit support device's fixed structure piece 4 and support plate group 2 are explained in detail as follows:

[0040] Combination Figures 4-6 As shown in the figure, according to an embodiment of the utility model, the utility model discloses a fixed structure piece 4 including main body 41, and the main body 41 two ends set up and steel mesh structure 1 are clamped and fixed with clamping structure 42.The steel mesh structure 1 steel is clamped between the limiting assembly 421 and the elastic assembly 422 in this embodiment, and the main body 41 is also provided with a threaded hole, and the soil nail fixing part 5 is matched with the threaded hole, so that the fixing of the fixed structure piece 4 is realized, and then the fixing of the steel mesh structure 1 is realized.The main body 41 is also provided with a reinforcing plate 44, and the reinforcing plate 44 is provided, which is beneficial to enhancing the structural strength, and is beneficial to avoiding the deformation of the fixed structure piece 4 when the soil nail fixing part 5 is used to fix the fixed structure piece 4, and ensuring the fixing stability of the fixed structure piece 4 to the steel mesh structure 1.

[0041] The main body 41 is also provided with a threaded hole, and the soil nail fixing part 5 is matched with the threaded hole, so that the fixing of the fixed structure piece 4 is realized, and then the fixing of the steel mesh structure 1 is realized.The main body 41 is also provided with a reinforcing plate 44, and the reinforcing plate 44 is provided, which is beneficial to enhancing the structural strength, and is beneficial to avoiding the deformation of the fixed structure piece 4 when the soil nail fixing part 5 is used to fix the fixed structure piece 4, and ensuring the fixing stability of the fixed structure piece 4 to the steel mesh structure 1.

[0042] According to an embodiment of the utility model, the main plate 6 is provided with a second installation slot 62 at two ends respectively, and the second installation slot 62 is vertically arranged with the installation slot 61, and the connecting plate 7 is provided with an installation column 72 matched with the second installation slot 62, and during installation, two main plates 6 are installed first, and then the connecting plate 7 is installed between the two main plates 6, specifically, the installation column 72 is inserted along the second installation slot 62, and in this embodiment, the length of the second installation slot 62 is less than the length of the main plate 6, that is, the second installation slot 62 does not penetrate the main plate 6, and when the installation column 72 is installed to the bottom of the second installation slot 62, the other end of the installation column 72 is higher than the second installation slot 62.

[0043] The utility model discloses a foundation pit support device, the relative sealing groove 63 of mainboard 6 is equipped with, the second sealing groove 73 is equipped with on connecting plate 7, and the two sealing grooves 63 on both sides of second sealing groove 73 form end sealing groove 9, and sealing piece 91 is sealingly arranged in end sealing groove 9.

[0044] According to one embodiment of the utility model, the connecting plate 7 and the mainboard 6 connection place are equipped with the avoiding groove 74, and the avoiding groove 74 installs the water stop.

[0045] According to one embodiment of the utility model, the utility model discloses a foundation pit support device, and the mounting hole 71 for installing the second soil nail fixing piece is equipped on the connecting plate 7, so that the stability of the utility model discloses the foundation pit support device can be further improved.

[0046] The installation process of the utility model discloses a foundation pit support device is as follows:

[0047] First, the reinforcement net structure 1 is laid, then the fixed structure piece 4 is installed according to actual needs to form the fixed structure piece group 3, and the mainboard 6 is installed on the fixed structure piece group 3. After installing all the mainboards 6, the connecting plate 7 is installed in sequence, then the second soil nail fixing piece is installed to fix the connecting plate 7, and finally the sealing piece 91 is installed in sequence to complete the installation of the foundation pit support device.

[0048] The utility model discloses a foundation pit support device, through the setting of fixed structure piece 4, soil nail fixing piece 5 and reinforcement net structure 1, can ensure the reinforcement and protection effect of reinforcement net structure 1, through the setting of support plate group 2, can further assist and strengthen the protection effect. By setting up the support plate group 2 including the mainboard 6 and the connecting plate 7 of the mainboard 6 with the fixed structure piece group 3 detachable connection, the use convenience of the utility model discloses the foundation pit support device is increased. The mounting hole 71 of connecting plate 7 can install the second soil nail fixing piece and further improve the stability.

[0049] The above only is one embodiment of the utility model, and does not use to limit the utility model, for the skilled person in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A foundation pit support device comprising a reinforcement mesh structure (1) and a support plate group (2) connected to the reinforcement mesh structure (1), characterized in that, The reinforcing mesh structure (1) is provided with a fixed structure group (3) at intervals, the fixed structure group (3) comprises a plurality of fixed structures (4) arranged at intervals, and a soil nail fixing member (5) is detachably connected to the fixed structure (4); The support plate group (2) comprises a main plate (6) and a connecting plate (7), the main plate (6) is detachably connected with the fixed structure group (3), and the connecting plate (7) is detachably connected with the main plate (6) between two main plates (6); The connecting plate (7) is provided with a mounting hole (71) for mounting a second soil nail fixing member.

2. The excavation shoring device of claim 1, wherein, The fixed structure (4) comprises a main body (41), and clamping structures (42) are symmetrically arranged at both ends of the main body (41) and clamped and fixed with the reinforcing mesh structure (1); The main body (41) is further provided with a threaded hole, and the soil nail fixing member (5) is matched with the threaded hole; The threaded hole of the main body (41) is symmetrically provided with a wedge-shaped mounting block (43) on both sides, and the main plate (6) is provided with a mounting groove (61) matched with the wedge-shaped mounting block (43).

3. The excavation shoring device of claim 2, wherein, The clamping structure (42) comprises a limiting assembly (421) and an elastic assembly (422) arranged at intervals, and the reinforcing steel bars of the reinforcing mesh structure (1) are clamped between the limiting assembly (421) and the elastic assembly (422); The main body (41) is further provided with a reinforcing plate (44) symmetrically arranged on both sides of the main body (41).

4. The excavation shoring device of claim 3, wherein, The main plate (6) is provided with a second mounting groove (62) at both ends respectively, and the second mounting groove (62) is arranged vertically with the mounting groove (61); The connecting plate (7) is provided with a mounting column (72) matched with the second mounting groove (62).

5. A foundation pit support apparatus according to claim 4, wherein The main plate (6) is provided with a sealing groove (63) oppositely, the connecting plate (7) is provided with a second sealing groove (73), and the second sealing groove (73) and the two sealing grooves (63) on both sides thereof form an end sealing groove (9); The end sealing groove (9) is sealingly provided with a sealing member (91).

6. A foundation pit support apparatus according to claim 5, wherein The mounting column (72) is located in the end sealing groove (9), and the sealing member (91) is provided with a matching hole (911) matched with the mounting column (72).

7. A foundation pit support apparatus according to claim 6, wherein The connecting plate (7) is provided with an avoiding groove (74) at the connection with the main plate (6), and a water stop is mounted at the avoiding groove (74).

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