Anti-collapse foundation pit supporting device

Abstract

The utility model relates to the technical field of foundation pit supporting equipment, and discloses an anti-collapse foundation pit supporting device which comprises a protection assembly, the two sides of the protection assembly are movably connected with installation base assemblies, and the sides, away from the protection assembly, of the installation base assemblies are movably connected with fast-assembly assemblies. The mounting base assembly comprises a base body, a movable groove is formed in the back face of the top of the base body, and a brake assembly is arranged on the inner side of the movable groove of the base body. By arranging the protection assembly, the outer fixing rod assembly can be pulled towards the two sides according to different foundation pit areas to adjust the included angle of the movable rod bodies, the occupied area of the movable rod assembly can be enlarged when the included angle of the upper movable rod body and the lower movable rod body is decreased, and the foundation pit with the larger area is protected; and when the outer fixing rod assemblies are pushed in the opposite direction to enable the outer fixing rod assemblies on the two sides to reach the shortest distance, the overall size of the protection assembly is minimum, and transportation is convenient.

Description

Technical Field

[0001] The utility model relates to the field of foundation pit supporting equipment, and more specifically to an anti-collapse foundation pit supporting device. Background Art

[0002] Foundation pit support is a measure to support, reinforce and protect the side walls of the foundation pit and the surrounding environment, aiming to ensure the safety of underground structure construction and the environment around the foundation pit. Foundation pit support is a key measure to ensure the safety of underground structure construction and the environment around the foundation pit.

[0003] Existing foundation pit support devices are usually large in size, occupy a large amount of space during transportation, have high transportation costs, and the installation process of the support device is cumbersome, requiring a lot of manpower and working hours, resulting in cost waste. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides an anti-collapse foundation pit supporting device to solve the problems existing in the above-mentioned background technology.

[0005] The utility model provides the following technical solution: an anti-collapse foundation pit support device, comprising a protection component, both sides of the protection component are movably connected with a mounting base component, and a side of the mounting base component away from the protection component is movably connected with a quick-install component;

[0006] The mounting base assembly includes a base body, a movable groove is provided on the back side of the top of the base body, a brake assembly is provided on the inner side of the movable groove of the base body, mounting holes are provided on the front and back sides of the base body, and the quick-release assembly includes a gear, which is located at the bottom of the brake assembly.

[0007] As a preferred technical solution of the present application, the brake assembly includes a rack, a brake handle is fixedly connected to the bottom top of the rack on the back, a cross bar is fixedly connected to the front of the rack, and a sleeve rod is sleeved on the outer side of the front of the cross bar.

[0008] As a preferred technical solution of the present application, the quick-release assembly also includes an upper limit block, which is fixedly connected to the side of the gear away from the protective assembly, a bearing is fixedly installed on the inner side of the upper limit block, an insert rod is fixedly connected to the inner side of the upper limit block bearing, a first limiting ring is fixedly sleeved on the outer side of the insert rod, a movable outer tube is sleeved on the outer side of the first limiting ring, a spring is fixedly connected to the inner side of the movable outer tube, a second limiting ring is fixedly connected to the inner side of the movable outer tube away from the protective assembly, and a lower limit block is provided on the side of the upper limit block away from the protective assembly.

[0009] As a preferred technical solution of the present application, the rack and the gear are meshed with each other, a fixed shaft is fixedly connected to a side of the gear close to the protective component, and the gear fixed shaft is connected to the inner wall of the base body through a bearing.

[0010] As a preferred technical solution of the present application, the inner diameter of the upper limit block and the inner diameter of the lower limit block are both the same as the outer diameter of the insertion rod, and the outer diameter of the first limit ring is the same as the inner diameter of the movable outer tube.

[0011] As a preferred technical solution of the present application, the protective assembly includes an external fixed rod assembly, the external fixed rod assembly includes an external rod body, there are two external fixed rod assemblies, a movable rod assembly is provided between the two external fixed rod assemblies, the movable rod assembly includes a movable rod body, a connecting bolt is provided on the top of the movable rod body, and a limiting bolt is clamped on the top of the external rod body.

[0012] As a preferred technical solution of the present application, a fixing hole is provided in the middle of the outer rod body, a first movable hole, a second movable hole and a third movable hole are provided on both sides of the top of the outer rod body, and a movable shaft is fixedly connected to the front of the outer rod body.

[0013] Technical effects and advantages of the utility model:

[0014] 1. The utility model is provided with a protective assembly, and the external fixing rod assembly can be pulled to both sides according to different foundation pit areas to adjust the angle of the movable rod body. When the angle between the upper and lower movable rod bodies becomes smaller, the footprint of the movable rod assembly can be expanded to protect a larger area of ​​the foundation pit. When the external fixing rod assembly is pushed in opposite directions until the external fixing rod assemblies on both sides reach the shortest distance, the overall volume of the protective assembly is minimized, which is convenient for transportation.

[0015] 2. The utility model is provided with an installation base assembly and a quick-release assembly that cooperate with each other. The installation base assembly can rotate relative to the protection assembly to adapt to the protection requirements of foundation pits at different angles. The upper limit block is rotated by pulling the brake handle, and the lower limit block and the movable outer tube slide up to pop out the insertion rod and insert it into the positioning pit, thereby realizing quick installation of the support device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 It is a schematic structural diagram of the telescopic plate assembly of the utility model.

[0018] Figure 3 It is a schematic cross-sectional view of the mounting base assembly structure of the utility model.

[0019] Figure 4 For the utility model Figure 3 A schematic diagram of the enlarged structure at point A in the middle.

[0020] Figure 5 This is a schematic diagram of the brake assembly structure of the utility model.

[0021] Figure 6 It is a schematic diagram of the structure of the quick-install component of the utility model.

[0022] The accompanying drawings are marked as follows:

[0023] 1. Protection assembly; 101. External fixed rod assembly; 1011. External rod body; 1012. First movable hole; 1013. Second movable hole; 1014. Third movable hole; 1015. Fixed hole; 1016. Movable shaft; 102. Movable rod assembly; 1021. Movable rod body; 1022. Limit bolt; 1023. Connecting bolt;

[0024] 2. Install the base assembly; 201, base body; 202, brake assembly; 2021, brake handle; 2022, rack; 2023, cross bar; 2024, sleeve rod; 203, installation hole;

[0025] 3. Quick-release assembly; 301. Gear; 302. Upper limit block; 303. Lower limit block; 304. Insert rod; 305. First limit ring; 306. Spring; 307. Movable outer tube; 308. Second limit ring. DETAILED DESCRIPTION

[0026] The technical solution of the utility model will be clearly and completely described below in conjunction with the drawings in the utility model. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative, and the anti-collapse foundation pit support device involved in the utility model is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0027] Reference Figures 1 to 6 The utility model provides an anti-collapse foundation pit support device, comprising a protection component 1, both sides of the protection component 1 are movably connected with a mounting base component 2, and a side of the mounting base component 2 away from the protection component 1 is movably connected with a quick-install component 3;

[0028] The mounting base assembly 2 includes a base body 201, a movable groove is provided on the back of the top of the base body 201, a brake assembly 202 is provided on the inner side of the movable groove of the base body 201, mounting holes 203 are provided on the front and back sides of the base body 201, and the quick-release assembly 3 includes a gear 301, which is located at the bottom of the brake assembly 202.

[0029] In a preferred embodiment, the brake assembly 202 includes a rack 2022, a brake handle 2021 is fixedly connected to the bottom top of the back rack 2022, a cross bar 2023 is fixedly connected to the front of the rack 2022, and a sleeve rod 2024 is sleeved on the outer side of the front of the cross bar 2023.

[0030] In a preferred embodiment, the quick-release assembly 3 also includes an upper limit block 302, which is fixedly connected to the side of the gear 301 away from the protective assembly 1, a bearing is fixedly installed on the inner side of the upper limit block 302, a plug rod 304 is fixedly connected to the inner side of the bearing of the upper limit block 302, a first limiting ring 305 is fixedly sleeved on the outer side of the plug rod 304, a movable outer tube 307 is sleeved on the outer side of the first limiting ring 305, a spring 306 is fixedly connected to the inner side of the movable outer tube 307, a second limiting ring 308 is fixedly connected to the inner side of the movable outer tube 307 away from the protective assembly 1, and a lower limit block 303 is provided on the side of the upper limit block 302 away from the protective assembly 1;

[0031] By providing the installation base assembly 2 and the quick-release assembly 3 to cooperate with each other, the installation base assembly 2 can be rotated relative to the protection assembly 1 to adapt to the protection requirements of the foundation pit at different angles. By pulling the brake handle 2021 to rotate the upper limit block 302, the lower limit block 303 and the movable outer tube 307 slide up to pop out the insertion rod 304 and insert it into the positioning pit, thereby realizing the quick installation of the support device.

[0032] In a preferred embodiment, the rack 2022 is meshed with the gear 301, and a fixed shaft is fixedly connected to the side of the gear 301 close to the protective component 1. The fixed shaft of the gear 301 is connected to the inner wall of the base body 201 through a bearing. The rack 2022 is driven to translate by pulling the brake handle 2021, and the rack 2022 is meshed with the gear 301, and the rack 2022 drives the gear 301 to rotate.

[0033] In a preferred embodiment, the inner diameter of the upper limit block 302 and the inner diameter of the lower limit block 303 are the same as the outer diameter of the insertion rod 304, and the outer diameter of the first limit ring 305 is the same as the inner diameter of the movable outer tube 307. When the upper limit block 302 rotates one hundred and eighty degrees, the bevel at the bottom of the upper limit block 302 and the bevel at the top of the lower limit block 303 engage with each other. After the upper limit block 302 rotates, the lower limit block 303 drives the movable outer tube 307 to rebound upward synchronously. At this time, the quick-release assembly 3 is pressed to always fit the ground, and the insertion rod 304 can pop out and insert into the positioning pit, thereby realizing quick installation of the support device.

[0034] In a preferred embodiment, the protection assembly 1 includes an external fixing rod assembly 101, the external fixing rod assembly 101 includes an external rod body 1011, there are two external fixing rod assemblies 101, a movable rod assembly 102 is arranged between the two external fixing rod assemblies 101, the movable rod assembly 102 includes an movable rod body 1021, a connecting bolt 1023 is arranged at the top of the movable rod body 1021, and a limiting bolt 1022 is clamped at the top of the external rod body 1011;

[0035] By providing the protection component 1, the external fixing rod component 101 can be pulled to both sides according to different foundation pit areas to adjust the angle of the movable rod body 1021. When the angle between the upper and lower movable rod bodies 1021 becomes smaller, the footprint of the movable rod component 102 can be expanded to protect a larger area of ​​the foundation pit. When the external fixing rod components 101 are pushed in opposite directions until the external fixing rod components 101 on both sides reach the shortest distance, the overall volume of the protection component 1 is minimized, which is convenient for transportation.

[0036] In a preferred embodiment, a fixing hole 1015 is opened in the middle of the outer rod body 1011, a first movable hole 1012, a second movable hole 1013 and a third movable hole 1014 are opened on both sides of the top of the outer rod body 1011, and a movable shaft 1016 is fixedly connected to the front of the outer rod body 1011.

[0037] The working principle of this utility model:

[0038] When installing the foundation pit support device, the staff adjusts the angle of the installation base assembly 2 and the quick-install assembly 3 relative to the outer rod body 1011 according to the terrain at the location where the support device is to be installed, and drives the rack 2022 to translate by pulling the brake handle 2021, and the rack 2022 is meshed with the gear 301, and the rack 2022 drives the gear 301 to rotate. At this time, the upper limit block 302 rotates 180 degrees synchronously with it, and the bevel at the bottom of the upper limit block 302 is meshed with the bevel at the top of the lower limit block 303. After the upper limit block 302 rotates, the lower limit block 303 drives the movable outer tube 307 to rebound upward synchronously. At this time, the quick-install assembly 3 is always pressed to fit the ground, and the insertion rod 304 can pop out and insert into the positioning pit, so as to realize the quick installation of the support device;

[0039] If the area of ​​the support device needs to be adjusted according to different foundation pit area requirements, first fix the quick-install component 3 on one side into the positioning pit as above, pull the installation base component 2 on the other side, and the movable rod body 1021 on the front and back sides moves toward the middle under the limit of the first movable hole 1012, the second movable hole 1013 and the third movable hole 1014, the angle between the upper and lower movable rod bodies 1021 becomes smaller, and the distance between the outer rod bodies 1011 on both sides becomes larger. When the specified area is reached, brake the quick-install component 3 on the other side to complete the quick installation of the entire device;

[0040] During the overall transportation of the device, the external fixing rod assemblies 101 are pushed in opposite directions until the external fixing rod assemblies 101 on both sides reach the shortest distance, and the overall volume of the protective assembly 1 is minimized. Driven by the mounting base assembly 2, the quick-release assembly 3 rotates along the movable axis 1016 and retracts to the bottom of the protective assembly 1, thereby reducing the volume for transportation.

[0041] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0042] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0043] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A foundation pit support device for preventing collapse, comprising a protection assembly (1), characterized in that: The two sides of the protection component (1) are movably connected to the mounting base components (2), and the side of the mounting base component (2) away from the protection component (1) is movably connected to the quick-install component (3); The mounting base assembly (2) comprises a base body (201), a movable groove is provided on the back of the top of the base body (201), a brake assembly (202) is provided inside the movable groove of the base body (201), mounting holes (203) are provided on both the front and back of the base body (201), and the quick-install assembly (3) comprises a gear (301), and the gear (301) is located at the bottom of the brake assembly (202).

2. The anti-collapse foundation pit support device according to claim 1, characterized in that: The brake assembly (202) comprises a rack (2022), a brake handle (2021) is fixedly connected to the top of the bottom of the rack (2022) on the back, a cross bar (2023) is fixedly connected to the front of the rack (2022), and a sleeve rod (2024) is sleeved on the outer side of the front of the cross bar (2023).

3. The anti-collapse foundation pit support device according to claim 2, characterized in that: The quick-release assembly (3) also comprises an upper limit block (302), wherein the upper limit block (302) is fixedly connected to a side of the gear (301) away from the protective assembly (1), a bearing is fixedly installed on the inner side of the upper limit block (302), an insertion rod (304) is fixedly connected to the inner side of the bearing of the upper limit block (302), a first limiting ring (305) is fixedly sleeved on the outer side of the insertion rod (304), a movable outer tube (307) is sleeved on the outer side of the first limiting ring (305), a spring (306) is fixedly connected to the inner side of the movable outer tube (307), a second limiting ring (308) is fixedly connected to the inner side of the movable outer tube (307) away from the protective assembly (1), and a lower limit block (303) is provided on the side of the upper limit block (302) away from the protective assembly (1).

4. The anti-collapse foundation pit support device according to claim 3, characterized in that: The rack (2022) and the gear (301) are meshed with each other, and a fixed shaft is fixedly connected to a side of the gear (301) close to the protection component (1), and the fixed shaft of the gear (301) is connected to the inner wall of the base body (201) via a bearing.

5. The anti-collapse foundation pit support device according to claim 4, characterized in that: The inner diameters of the upper limit block (302) and the lower limit block (303) are both the same as the outer diameter of the insertion rod (304), and the outer diameter of the first limit ring (305) is the same as the inner diameter of the movable outer tube (307).

6. The anti-collapse foundation pit support device according to claim 2, characterized in that: The protection component (1) comprises an external fixing rod component (101), wherein the external fixing rod component (101) comprises an external rod body (1011), there are two external fixing rod components (101), a movable rod component (102) is arranged between the two external fixing rod components (101), the movable rod component (102) comprises an movable rod body (1021), a connecting bolt (1023) is arranged at the top of the movable rod body (1021), and a limiting bolt (1022) is clamped at the top of the external rod body (1011).

7. The anti-collapse foundation pit support device according to claim 6, characterized in that: A fixing hole (1015) is provided in the middle of the outer rod body (1011), a first movable hole (1012), a second movable hole (1013) and a third movable hole (1014) are provided on both sides of the top of the outer rod body (1011), and a movable shaft (1016) is fixedly connected to the front side of the outer rod body (1011).

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