CN214695631U

CN214695631U - Collapse prevention device for building foundation pit construction

Info

Publication number: CN214695631U
Application number: CN202020773341.3U
Authority: CN
Inventors: 胡志平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2021-11-12
Anticipated expiration: 2030-05-12

Abstract

The utility model discloses a collapse prevention device for building foundation pit construction, which comprises a base, a protection mechanism and a supporting mechanism, wherein the protection mechanism comprises a first protection plate, a plate groove is arranged in the first protection plate, a second protection plate is arranged in the plate groove, a clamping plate is fixedly connected with one side surface of the second protection plate, a clamping groove is arranged on one side surface of the first protection plate relative to the outer surface of the clamping plate, a pull handle is fixedly connected with the other side surface of the clamping plate, an inner groove is arranged on one side surface of the second protection plate, a straight plate is arranged in the inner groove, the whole protection plate can be heightened through the designed protection mechanism, the collapse prevention device can be adjusted according to the actual use requirement, the foundation pit construction can be more conveniently used, the connection is firmer, the protection performance and the effect are effectively improved, and the protection plate can be freely contracted and extended, the use is more nimble convenient, and the practicality is stronger.

Description

Collapse prevention device for building foundation pit construction

Technical Field

The utility model belongs to the technical field of the device that collapses of preventing of building foundation ditch, concretely relates to device that collapses of preventing of building foundation ditch construction.

Background

The foundation pit for building is a pit excavated according to the designed position of foundation and the height and plane size of foundation, before excavation, according to the geological and hydrological data, the excavation scheme is determined by combining the conditions of buildings near the construction site, and the water-proof and drainage work is performed, the slope of the slope can be stabilized by the method of placing slope for the person who is not excavated deeply, the slope size is determined according to the relevant construction regulations, the person who excavates deeper and nearby buildings can use the method of supporting foundation pit wall, the method of protecting wall by spraying concrete, the large foundation pit even adopts the method of interlocking underground continuous wall and column type bored concrete pile, etc., the soil layer outside the protection is collapsed, and the collapse-proof device is often used in the field to perform protection work on the foundation pit.

However, the protection area of the existing collapse prevention device is limited, and the existing collapse prevention device is not convenient to flexibly adjust according to the actual use requirement; meanwhile, the protection plate is poor in stability and prone to toppling when the collapse pressure is large in impact, and therefore the collapse prevention device for building foundation pit construction is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a collapse prevention device for building foundation pit construction, which solves the problems that the prior collapse prevention device proposed in the background technology has limited protection area and is inconvenient to flexibly adjust according to the actual use requirement; meanwhile, the protection plate is poor in stability, and when the collapse pressure is large in impact, the problem of dumping danger is easy to occur.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-collapse device for building foundation pit construction comprises a base, a protection mechanism and a supporting mechanism, wherein the protection mechanism comprises a first protection plate, a plate groove is formed in the first protection plate, a second protection plate is arranged in the plate groove, a clamping plate is fixedly connected to the surface of one side of the second protection plate, a clamping groove is formed in the surface of one side of the first protection plate, which corresponds to the outer surface of the clamping plate, a pull handle is fixedly connected to the surface of the other side of the clamping plate, an inner groove is formed in the surface of one side of the second protection plate, a straight plate is arranged in the inner groove, a first side plate and a second side plate are fixedly connected to the two ends of one side of the straight plate, a handle is fixedly connected to the surface of one side of the second side plate, the other side of the handle is fixedly connected to the surface of one side of the first side plate, a spring groove is formed in the second protection plate, and a spring is connected to the surface of the inner wall of the spring groove, the spring is characterized in that a pull rod is arranged inside the spring, a limiting block is fixedly connected to the outer surface of the pull rod, a supporting plate is fixedly connected to the surface of one side of the pull rod, and a supporting groove is formed in the surface of one side of the second side plate, which is opposite to the surface of one side of the supporting plate.

Preferably, the supporting mechanism includes the threaded rod, the threaded rod is in a side fixed surface of base and connects, the surface of threaded rod is connected with the bolt, a side surface of bolt is provided with the sleeve, the threaded rod runs through in telescopic inside, telescopic a side surface is provided with first pivot, a side fixed surface of first guard plate is connected with the second pivot, the opposite side of second pivot is rotated and is connected with the vaulting pole, the surface fixed connection of bolt has the turning handle.

Preferably, the outer surface of the straight plate is connected with the inner wall surface of the inner groove in a clamping manner, and the outer surface of the abutting plate is connected with the inner wall surface of the abutting groove in a clamping manner.

Preferably, one side surface of the spring is fixedly connected with the inner wall surface of the spring groove, and the other side surface of the spring is fixedly connected with the surface of the limiting block.

Preferably, the outer surface of the clamping plate is connected with the inner wall surface of the clamping groove in a clamping mode, and the outer surface of the second protection plate is connected with the inner wall surface of the plate groove in a clamping mode.

Preferably, one end of the stay bar is rotatably connected with the second rotating shaft, and the surface of the other end of the stay bar is rotatably connected with the first rotating shaft.

Preferably, the outer surface of the threaded rod is in threaded connection with the inner part of the bolt, and one side surface of the bolt is tightly attached to one side surface of the sleeve.

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

1. through the protection machanism of design, can increase by whole guard plate, adjust according to the in-service use demand, the foundation ditch construction's of being more convenient for use, and connect more fastening, effectual promotion barrier propterty and effect, what the guard plate can be free simultaneously contracts and extends, uses more nimble convenient, and the practicality is stronger.

2. Through the supporting mechanism who designs, can carry out effectual supporting role with the guard plate to the impact force that receives when avoiding collapsing, the guard plate takes place to empty the condition of turning on one's side, and reinforcing compressive capacity promotes the stability when the second guard plate receives the pressure shock that collapses, and the reinforcing effect of preventing collapsing.

Drawings

FIG. 1 is a schematic structural view of the collapse preventing device for building foundation pit construction of the present invention;

fig. 2 is a cross-sectional view of the protective plate of the collapse preventing device structure of the invention;

FIG. 3 is a side sectional view of the extension structure of the protection plate of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3 according to the present invention;

in the figure: 1. a base; 2. a first guard plate; 3. a plate groove; 4. a second guard plate; 5. clamping a plate; 6. a card slot; 7. pulling a handle; 8. an inner tank; 9. a straight plate; 10. a first side plate; 11. a second side plate; 12. a grip; 13. A spring slot; 14. a pull rod; 15. a spring; 16. a limiting block; 17. a resisting plate; 18. a butting groove; 19. a threaded rod; 20. a sleeve; 21. a bolt; 22. a handle is rotated; 23. a first rotating shaft; 24. a second rotating shaft; 25. a stay bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an anti-collapse device for building foundation pit construction comprises a base 1, a protection mechanism and a supporting mechanism, wherein the protection mechanism comprises a first protection plate 2, a plate groove 3 is formed in the first protection plate 2, a second protection plate 4 is arranged in the plate groove 3, a clamping plate 5 is fixedly connected to one side surface of the second protection plate 4, a clamping groove 6 is formed in one side surface of the first protection plate 2 relative to the outer surface of the clamping plate 5, a pull handle 7 is fixedly connected to the other side surface of the clamping plate 5, an inner groove 8 is formed in one side surface of the second protection plate 4, a straight plate 9 is arranged in the inner groove 8, a first side plate 10 and a second side plate 11 are fixedly connected to two ends of one side of the straight plate 9, a handle 12 is fixedly connected to one side surface of the first side plate 10, a spring groove 13 is formed in the second protection plate 4, the inner wall surface of the spring groove 13 is connected with a spring 15, a pull rod 14 is arranged inside the spring 15, the outer surface of the pull rod 14 is fixedly connected with a limiting block 16, one side surface of the pull rod 14 is fixedly connected with a resisting plate 17, and one side surface of the second side plate 11 is provided with a resisting groove 18 relative to one side surface of the resisting plate 17.

In order to facilitate supporting and fixing, in this embodiment, preferably, the supporting mechanism includes a threaded rod 19, the threaded rod 19 is fixedly connected to a side surface of the base 1, a bolt 21 is connected to an outer surface of the threaded rod 19, a sleeve 20 is disposed on a side surface of the bolt 21, the threaded rod 19 penetrates through the sleeve 20, a first rotating shaft 23 is disposed on a side surface of the sleeve 20, a second rotating shaft 24 is fixedly connected to a side surface of the first protection plate 2, a supporting rod 25 is rotatably connected to the other side of the second rotating shaft 24, and a rotating handle 22 is fixedly connected to an outer surface of the bolt 21.

For the convenience of the engagement connection, in the present embodiment, it is preferable that the outer surface of the straight plate 9 is engaged with the inner wall surface of the inner groove 8, and the outer surface of the abutting plate 17 is engaged with the inner wall surface of the abutting groove 18.

In order to facilitate the fixed connection, in this embodiment, it is preferable that one side surface of the spring 15 is fixedly connected to the inner wall surface of the spring groove 13, and the other side surface of the spring 15 is fixedly connected to the surface of the stopper 16.

For the convenience of clamping, in this embodiment, it is preferable that the outer surface of the clamping plate 5 is in clamping connection with the inner wall surface of the clamping groove 6, and the outer surface of the second protection plate 4 is in clamping connection with the inner wall surface of the plate groove 3.

For the convenience of rotation, in this embodiment, it is preferable that one end surface of the stay 25 is rotatably connected to the second rotating shaft 24, and the other end surface of the stay 25 is rotatably connected to the first rotating shaft 23.

For the purpose of rotation, in this embodiment, it is preferable that the outer surface of the threaded shaft 19 is screw-coupled to the inner portion of the bolt 21, and one side surface of the bolt 21 abuts against one side surface of the sleeve 20.

The utility model discloses a theory of operation and use flow: when the second protection plate 4 needs to be opened to increase the protection area, the pull handle 7 can be pulled first to drive the second protection plate 4 to move in the plate groove 3, when the handle 12 is exposed, the handle 12 can be pulled, and the first side plate 10, the second side plate 11 and the straight plate 9 are driven to move at the same time, so that one side of the first side plate 10 is exposed outside, so that the first side plate 10 is in contact with the upper surface of the first protection plate 2, and meanwhile, in the process of pulling the handle 12, the resisting plate 17 is under the elastic force of the spring 15, so that the resisting plate 17 can be clamped with the resisting groove 18 formed in the surface of the second side plate 11, so that the first side plate 10 and the second side plate 11 are in a fixed state, so that the first side plate 10 can be firmly fixed with the upper surface of the first protection plate 2 relatively stably, and the situation that the device is subjected to collapse pressure and the handle 12 is retracted can be avoided, by the support of the first sideboard 10 of both sides, can rise first guard plate 2, by the high promotion of first guard plate 2 and second guard plate 4, can effectual improvement safeguard measure, also through pulling pull rod 14 simultaneously, make to block 17 break away from the inside of supporting groove 18, after shrink handle 12, can receive and deposit second guard plate 4, it is more convenient to use, effectual promotion barrier propterty and effect, avoid collapsing from the top of guard plate, what the guard plate can be free simultaneously contracts and extends, it is more nimble convenient to use, and the practicality is stronger.

The device is when using, the accessible rotates turning handle 22, thereby it is rotatory to drive bolt 21, make

bolt

21 and 19 surfaces of threaded rod carry out threaded connection, thereby can directly conflict sleeve 20 and remove, rotate with vaulting pole 25 by first pivot 23 and second pivot 24 and be connected, and first pivot 23 and sleeve 20 fixed connection,

second pivot

24 and 2 fixed connection of first guard plate, can conflict through vaulting pole 25, by the rebound of sleeve 20, can make vaulting pole 25 can support the surface of tightly first guard plate 2, make first guard plate 2 can support tightly in the position that easily collapses, carry out the supporting role to the guard plate, thereby the impact force that receives when avoiding collapsing, the guard plate takes place to empty the condition of turning on one's side, the reinforcing compressive capacity, promote the stability when the second guard plate receives the pressure impact that collapses, the reinforcing prevents the effect of collapsing.

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

Claims

1. The utility model provides a device that collapses is prevented in construction foundation ditch construction, includes base (1), protection machanism and supporting mechanism, its characterized in that: the protection mechanism comprises a first protection plate (2), a plate groove (3) is formed in the first protection plate (2), a second protection plate (4) is arranged in the plate groove (3), a clamping plate (5) is fixedly connected to one side surface of the second protection plate (4), a clamping groove (6) is formed in one side surface of the first protection plate (2) relative to the outer surface of the clamping plate (5), a pull handle (7) is fixedly connected to the other side surface of the clamping plate (5), an inner groove (8) is formed in one side surface of the second protection plate (4), a straight plate (9) is arranged in the inner groove (8), a first side plate (10) and a second side plate (11) are fixedly connected to two ends of one side of the straight plate (9), a handle (12) is fixedly connected to one side surface of the second side plate (11), and the other side of the handle (12) is fixedly connected to one side surface of the first side plate (10), spring groove (13) have been seted up to the inside of second guard plate (4), the inner wall surface of spring groove (13) is connected with spring (15), the inside of spring (15) is provided with pull rod (14), the external fixed surface of pull rod (14) is connected with stopper (16), one side fixed surface of pull rod (14) is connected with and supports board (17), one side surface of second sideboard (11) has seted up for a side surface of supporting board (17) and has supported groove (18).

2. The collapse prevention device for building foundation pit construction according to claim 1, wherein: the supporting mechanism comprises a threaded rod (19), the threaded rod (19) is in fixed connection with one side surface of the base (1), the outer surface of the threaded rod (19) is connected with a bolt (21), one side surface of the bolt (21) is provided with a sleeve (20), the threaded rod (19) runs through the inside of the sleeve (20), one side surface of the sleeve (20) is provided with a first rotating shaft (23), one side surface of the first protection plate (2) is fixedly connected with a second rotating shaft (24), the other side of the second rotating shaft (24) is rotatably connected with a supporting rod (25), and the outer surface of the bolt (21) is fixedly connected with a rotating handle (22).

3. The collapse prevention device for building foundation pit construction according to claim 1, wherein: the outer surface of the straight plate (9) is connected with the inner wall surface of the inner groove (8) in a clamping manner, and the outer surface of the abutting plate (17) is connected with the inner wall surface of the abutting groove (18) in a clamping manner.

4. The collapse prevention device for building foundation pit construction according to claim 1, wherein: one side surface of the spring (15) is fixedly connected with the inner wall surface of the spring groove (13), and the other side surface of the spring (15) is fixedly connected with the surface of the limiting block (16).

5. The collapse prevention device for building foundation pit construction according to claim 1, wherein: the outer surface of the clamping plate (5) is connected with the inner wall surface of the clamping groove (6) in a clamping mode, and the outer surface of the second protection plate (4) is connected with the inner wall surface of the plate groove (3) in a clamping mode.

6. The collapse prevention device for building foundation pit construction according to claim 2, wherein: one end of the support rod (25) is rotatably connected with the second rotating shaft (24), and the other end surface of the support rod (25) is rotatably connected with the first rotating shaft (23).

7. The collapse prevention device for building foundation pit construction according to claim 2, wherein: the outer surface of the threaded rod (19) is in threaded connection with the interior of the bolt (21), and one side surface of the bolt (21) is tightly attached to one side surface of the sleeve (20).