CN213980250U

CN213980250U - Building foundation pit side slope protection device

Info

Publication number: CN213980250U
Application number: CN202021753546.1U
Authority: CN
Inventors: 侯春霞; 高芳芳; 赵武欢; 崔亚军; 许来超; 丁志远
Original assignee: Henan Credit Reporting Construction Engineering Co ltd
Current assignee: Henan Credit Reporting Construction Engineering Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-08-17
Anticipated expiration: 2030-08-20

Abstract

The utility model relates to a building foundation ditch side slope protector, including bearing the stand, protection otter board, load-bearing bottom plate, positioning pressure plate, the bearing post is axis and the vertical columnar structure who distributes of horizontal plane, including the location awl, carrier bar and direction spout, four at least direction spouts of carrier bar lateral surface equipartition, two adjacent bearing the stand between through a load-bearing bottom plate and at least one protection otter board connection, every bearing the stand up end all is connected with a positioning pressure plate through connecting the screw, positioning pressure plate lower extreme face offsets and parallel distribution with the protection otter board up end of the top in addition. The novel foundation pit side slope reinforcement and protection positioning device can effectively meet the requirements of foundation pit side slope reinforcement and protection positioning in various structures and areas, and has good positioning stability and reliability; on the other hand, the working efficiency of foundation pit slope protection construction is effectively improved, the labor intensity is effectively reduced, and meanwhile, the recycling of the protection equipment is effectively improved, so that the operation cost of slope protection is effectively reduced.

Description

Building foundation pit side slope protection device

Technical Field

The utility model relates to a foundation ditch protective apparatus belongs to building construction equipment technical field.

Background

In the building construction, especially in the construction of high-rise buildings, subways and other buildings, a foundation pit with large excavation area and depth is often needed, wherein the foundation pit slope protection is an important environment for ensuring the construction safety to be smoothly developed, aiming at the problem, when the foundation pit slope protection is currently carried out, a wet spraying machine is mainly used for carrying out concrete spraying reinforcement or a wood plate and a metal screen plate are used for preparing a retaining wall in cooperation with an anchor rod, so as to achieve the purpose of protecting the foundation pit slope, but when the concrete spraying operation or the template and the metal screen plate are used for carrying out the slope protection, the construction difficulty is high, the construction labor intensity is high, the construction is easily influenced by the environment, and in the slope protection, equipment and materials for protection cannot be effectively recycled, or the recycling rate is extremely high, especially when the concrete spraying operation and the wood plate are used for carrying out the protection operation, the materials and equipment for slope protection are disposable materials and cannot be reused, so that the construction cost of slope protection is increased.

In order to solve the problem, various reusable foundation pit and side slope protection facilities are developed, such as "a mesh type foundation pit protective guard" with patent application number "2016104132579" and "a foundation pit protection bracket with high safety performance" with patent application number "2017111752142", although the reuse rate of the protection facilities can be effectively improved while the side slope protection is satisfied, the defects of low construction operation efficiency, protection positioning stability and the like exist in different degrees, and the use requirement cannot be effectively satisfied.

Therefore, in view of the current situation, it is urgently needed to develop a novel foundation pit protection device to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the prior art, the utility model provides a building foundation pit side slope protection device, which has simple structure, flexible and convenient use and good universality, and can effectively fill the needs of foundation pit side slope reinforcement and protection positioning in various structures and areas on one hand; on the other hand, the working efficiency of foundation pit slope protection construction is effectively improved, the labor intensity is effectively reduced, and meanwhile, the recycling of the protection equipment is effectively improved, so that the slope protection operation cost is effectively reduced while the protection capability of the foundation pit slope is improved.

In order to achieve the above purpose, the present invention is realized by the following technical solution:

a building foundation pit side slope protection device comprises bearing upright posts, protection screen plates, bearing bottom plates and positioning pressing plates, wherein the bearing posts are of columnar structures with axes vertical to a horizontal plane and comprise positioning cones, bearing rods and guide sliding grooves, at least four guide sliding grooves are uniformly distributed on the outer side surfaces of the bearing rods, the guide sliding grooves are uniformly distributed around the axes of the bearing rods and are distributed in parallel with the axes of the bearing rods, at least one connecting screw hole is formed in the upper end surface and the lower end surface of each bearing rod, each positioning cone is of an inverted conical structure and is connected with the lower end surface of each bearing rod through the connecting screw hole and coaxially distributed, a plurality of bearing upright posts are distributed in parallel with each other, two adjacent bearing upright posts are connected through one bearing bottom plate and at least one protection screen plate, the protection screen plates and the bearing bottom plates are distributed from top to bottom along the axes of the bearing upright posts, the surfaces of the protection screen plates and the bearing bottom plates are distributed in parallel with the axes of the bearing upright posts, the side surfaces of the left side and the right side of the device are respectively in sliding connection with two adjacent bearing upright posts through guide sliding chutes, the lower end face of a bearing bottom plate is 0-30 cm lower than the lower end face of the bearing upright posts, the upper end face of a protective net plate is 0-10 cm lower than the upper end face of the bearing upright posts, the number of the positioning pressing plates is consistent with that of the bearing upright posts, the upper end face of each bearing upright post is connected with one positioning pressing plate through a connecting screw hole and coaxially distributed, the lower end face of each positioning pressing plate is abutted against and parallelly distributed with the upper end face of the uppermost protective net plate, and the length of the contact surface between each positioning pressing plate and the corresponding protective net plate is 1/4-1/2 of the length of the corresponding protective net plate.

Furthermore, the upper end surface of the positioning cone is provided with a positioning groove with a U-shaped cross section, the positioning groove is wrapped on the lower end surface of the bearing rod, the bottom of the positioning groove is connected with the lower end surface of the bearing rod through a bearing spring, the bearing spring is coaxially distributed with the positioning cone and the bearing rod respectively, and the side wall of the positioning groove is in sliding connection with the outer side surface of the bearing rod.

Furthermore, the cross section of the bearing rod is in any one of a rectangular structure and a circular structure, the guide sliding groove is hinged with the outer surface of the bearing rod through a ratchet mechanism, and an included angle of 0-135 degrees is formed between the front end surface of the guide sliding groove and the side surface of the bearing rod connected with the guide sliding groove.

Furthermore, the lower end surface of the bearing bottom plate is provided with a groove with a V-shaped cross section, the axis of the groove is distributed in parallel with the axis of the bearing bottom plate, the height of the groove is not more than 1/4 of the height of the bearing bottom plate, and the upper end surface of the bearing bottom plate is provided with a bearing groove with a U-shaped cross section and is coated outside the lower end surface of the protective screen plate through the bearing groove.

Further, the positioning pressing plate include connecting plate, deflector and connection hinge, connecting plate and deflector are the cross section and personally submit rectangular plate structure, the connecting plate totally is two, and the symmetric distribution is connected at the deflector and articulated each other through connecting the hinge between with the deflector, connecting plate, the mutual parallel distribution of deflector axis, and be 0-180 contained angle between connecting plate and deflector face, a plurality of connection screws of equipartition on the deflector to be connected and coaxial distribution through connecting screw and carrier bar up end, two at least constant head tanks are established to the deflector down end surface, the constant head tank symmetric distribution is in deflector center both sides to the cladding is outside protection otter board upper end, the terminal surface is established two at least and the perpendicular distribution's of connecting plate down location stock under the connecting plate, the location stock encircles the connecting plate axis equipartition.

Furthermore, the connecting plate of location clamp plate, deflector up end establish the spread groove, just the spread groove respectively with connecting plate, deflector coaxial distribution.

Furthermore, the protective screen plate, the bearing bottom plate and the positioning pressing plate are any one of screen plate and grid plate structures.

The novel foundation pit slope reinforcement and protection positioning device is simple in structure, flexible and convenient to use, good in universality, capable of effectively filling the foundation pit slope reinforcement and protection positioning requirements of various structures and areas, good in positioning stability and reliability and high in structural strength; on the other hand, the working efficiency of foundation pit slope protection construction is effectively improved, the labor intensity is effectively reduced, and meanwhile, the recycling of the protection equipment is effectively improved, so that the slope protection operation cost is effectively reduced while the protection capability of the foundation pit slope is improved.

Drawings

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic view of the novel partial connection assembly structure;

FIG. 2 is a schematic cross-sectional structure view of the positioning platen;

fig. 3 is a side view of the load-bearing bottom plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a building foundation pit side slope protection device comprises a bearing column 1, a protection screen 2, a bearing bottom plate 3 and a positioning pressing plate 4, wherein the bearing column 1 is a columnar structure with an axis vertical to a horizontal plane, and comprises a positioning cone 101, a bearing rod 102 and guide sliding grooves 103, at least four guide sliding grooves 103 are uniformly distributed on the outer side surface of the bearing rod 102, the guide sliding grooves 103 are uniformly distributed around the axis of the bearing rod 102 and are distributed in parallel with the axis of the bearing rod 102, at least one connection screw hole 5 is arranged on the upper end surface and the lower end surface of the bearing rod 102, and the positioning cone 101 is of an inverted conical structure and is connected with the lower end surface of the bearing rod 102 through the connection screw hole 5 and is coaxially distributed.

In this embodiment, the plurality of the bearing columns 1 are arranged in parallel with each other, two adjacent bearing columns 1 are connected with each other through a bearing bottom plate 3 and at least one protection screen plate 2, the protection screen plate 2 and the bearing bottom plate 3 are arranged along the axis of the bearing column 1 from top to bottom, the surfaces of the protection screen plate 2 and the bearing bottom plate 3 are arranged in parallel with the axis of the bearing column 1, the side surfaces of the left side and the right side are respectively connected with two adjacent bearing columns 1 in a sliding way through a guide chute 103, the lower end surface of the bearing bottom plate 3 is 0-30 cm lower than the lower end surface of the bearing column 1, the upper end surface of the protection screen plate 2 is 0-10 cm lower than the upper end surface of the bearing column 1, the number of the positioning press plates 4 is consistent with that of the bearing column 1, the upper end surface of each bearing column 1 is connected with one positioning press plate 4 through a connecting screw hole 5 and coaxially arranged, the lower end surface of the positioning press plate 4 is abutted against and arranged in parallel with the upper end surface of the uppermost protection screen plate 2, and the length of the contact surface of the positioning pressing plate 4 and the protection screen plate 2 is 1/4-1/2 of the length of the protection screen plate 2.

In this embodiment, the upper end surface of the positioning cone 101 is provided with a positioning groove 1011 having a "u" shaped cross section, the positioning groove 1011 is wrapped on the lower end surface of the support rod 102, the bottom of the positioning groove 1011 is connected to the lower end surface of the support rod 102 through a support spring 1012, the support spring 1012 is coaxially distributed with the positioning cone 101 and the support rod 102, and the side wall of the positioning groove 1011 is slidably connected to the outer side surface of the support rod 102.

In a further optimized scheme, the cross section of the carrier bar 102 is any one of a rectangular structure and a circular structure, the guide sliding groove 103 is hinged with the outer surface of the carrier bar 102 through a ratchet mechanism, and an included angle of 0-135 degrees is formed between the front end surface of the guide sliding groove 103 and the side surface of the carrier bar 102 connected with the guide sliding groove.

Meanwhile, the lower end surface of the bearing bottom plate 3 is provided with a groove 7 with a V-shaped cross section, the axis of the groove 7 is distributed in parallel with the axis of the bearing bottom plate 3, the height of the groove 7 is not more than 1/4 of the height of the bearing bottom plate 3, the upper end surface of the bearing bottom plate 3 is provided with a bearing groove 8 with a U-shaped cross section, and the bearing groove 8 is coated outside the lower end surface of the protective mesh plate 2.

It is emphasized that the positioning pressing plate 4 comprises a connecting plate 41, a guide plate 42 and a connecting hinge 43, the connecting plate 41 and the guide plate 42 are both in a rectangular plate-shaped structure in cross section, the two connecting plates 41 are symmetrically distributed and connected with the guide plate 42 and hinged with each other through the connecting hinge 43, the axes of the connecting plate 41 and the guide plate 42 are distributed in parallel, the plate surfaces of the connecting plate 41 and the guide plate 42 form an included angle of 0-180 degrees, the guide plate 42 is uniformly distributed with a plurality of connecting screw holes 5 and connected with the upper end surface of the bearing rod 102 through the connecting screw holes 5 and coaxially distributed, the lower end surface of the guide plate 42 is provided with at least two positioning grooves 9, the positioning grooves 9 are symmetrically distributed at two sides of the center of the guide plate 42 and cover the upper end of the protective screen plate 2, the lower end surface of the connecting plate 41 is provided with at least two positioning anchor rods 10 vertically distributed with the lower end surface of the connecting plate 41, the positioning anchor rods 10 are uniformly distributed around the axis of the connecting plate 41.

Meanwhile, the connecting grooves 6 are formed in the upper end faces of the connecting plate 41 and the guide plate 42 of the positioning pressing plate 4, and the connecting grooves 6 are respectively distributed coaxially with the connecting plate 41 and the guide plate 42.

In this embodiment, the protective screen 2, the supporting base plate 3, and the positioning pressing plate 4 are all any one of screen and grid plate structures.

In the concrete implementation of the novel structure, each bearing upright post forming the novel structure is inserted into the foundation at the bottom of a foundation pit for positioning through a positioning cone of the lower end surface of the bearing upright post according to the requirement, then the bearing bottom plate is embedded between two adjacent bearing upright posts through the guide sliding groove and is connected with the bearing upright posts through the guide sliding groove, and the angle between the guide sliding groove and the surfaces of the bearing upright posts can be adjusted through a ratchet mechanism in the connection process, so that the requirement of the protection operation of a complex operation surface is flexibly met, and the groove of the lower end surface of the bearing bottom plate is embedded into the foundation pit foundation surface when the bearing bottom plate is connected and positioned, so that the integral positioning stability of the novel structure is further improved, after the bearing bottom plate is connected, each protection screen plate can be embedded between two adjacent bearing upright posts and is connected with the bearing upright posts through the guide sliding grooves, and finally is connected with the bearing upright posts through the positioning press plate, on the one hand compresses tightly the location to each protection otter board, and on the other hand passes through the location stock and the foundation ditch side slope geological structure of location clamp plate and is connected to reach the purpose of further strengthening this novel positioning stability.

In addition, this is novel in the effect of advancing line location, and accessible bearing spring adjustment location awl, carrier bar are connected the interval and the location intensity of location in addition and are adjusted to prestressing force when bearing the upright location operation through the effectual improvement of bearing spring, further improve positioning stability.

Simultaneously, this is novel in operation, when a bearing stand height was not enough to satisfy the user demand in vertical direction, then can establish the spread groove with terminal surface and distribution at connecting plate, the deflector up end of same vertical direction top positioning plate under the bearing bottom plate that each bearing stand and bearing stand connected and connect the location to realize this novel multilayer connection location of going on in vertical direction, satisfy the needs of not co-altitude foundation ditch protection operation.

Those skilled in the art should understand that the present invention is not limited by the above embodiments. The foregoing embodiments and description have been made only for the purpose of illustrating the principles of the invention. The present invention can be further modified and improved without departing from the spirit and scope of the present invention. Such changes and modifications are intended to be within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a building foundation ditch side slope protector which characterized in that: the building foundation pit slope protection device comprises a bearing upright post, protection screen plates, a bearing bottom plate and a positioning pressing plate, wherein the bearing upright post is of a columnar structure with an axis and a horizontal plane which are vertically distributed and comprises a positioning cone, a bearing rod and a guide sliding groove, at least four guide sliding grooves are uniformly distributed on the outer side surface of the bearing rod, the guide sliding grooves are uniformly distributed around the axis of the bearing rod and are distributed in parallel with the axis of the bearing rod, at least one connecting screw hole is formed in the upper end surface and the lower end surface of the bearing rod, the positioning cone is of an inverted conical structure and is connected with the lower end surface of the bearing rod through the connecting screw hole and coaxially distributed, the bearing upright posts are a plurality of and are distributed in parallel with each other, two adjacent bearing upright posts are connected through one bearing bottom plate and at least one protection screen plate, the protection screen plates and the bearing bottom plate are distributed from top to bottom along the axis of the bearing upright posts, the protection screen plates, Bearing bottom plate face and bearing stand axis parallel distribution, its left and right sides side surface respectively through direction spout and two adjacent bearing stand sliding connection, bearing bottom plate lower extreme terminal surface is than bearing stand lower extreme terminal surface 0-30 centimetres, protection otter board up end is than bearing stand up end lower 0-10 centimetres, positioning pressure plate quantity is unanimous with bearing stand, and every bearing stand up end all is connected and coaxial distribution through connecting screw and a positioning pressure plate, positioning pressure plate lower extreme terminal surface offsets and parallel distribution with the protection otter board up end in the top in addition, and positioning pressure plate and protection otter board contact surface length are 1/4-1/2 of protection otter board length.

2. The building foundation pit side slope protection device of claim 1, wherein: the U-shaped positioning structure is characterized in that a positioning groove with a U-shaped cross section is formed in the upper end face of the positioning cone, the positioning groove is wrapped on the lower end face of the bearing rod, the bottom of the positioning groove is connected with the lower end face of the bearing rod through a bearing spring, the bearing spring is coaxially distributed with the positioning cone and the bearing rod respectively, and the side wall of the positioning groove is in sliding connection with the outer side face of the bearing rod.

3. The building foundation pit side slope protection device of claim 1, wherein: the cross section of the bearing rod is in any one of a rectangular structure and a circular structure, the guide sliding groove is hinged with the outer surface of the bearing rod through a ratchet mechanism, and an included angle of 0-135 degrees is formed between the front end surface of the guide sliding groove and the side surface of the bearing rod connected with the guide sliding groove.

4. The building foundation pit side slope protection device of claim 1, wherein: the lower end face of the bearing bottom plate is provided with a groove with a V-shaped cross section, the axis of the groove is distributed in parallel with the axis of the bearing bottom plate, the height of the groove is not more than 1/4 of the height of the bearing bottom plate, and the upper end face of the bearing bottom plate is provided with a bearing groove with a U-shaped cross section and is coated outside the lower end face of the protective screen plate through the bearing groove.

5. The building foundation pit side slope protection device of claim 1, wherein: the positioning pressing plate comprises a connecting plate, a guide plate and a connecting hinge, the connecting plate and the guide plate are of a rectangular plate-shaped structure with cross sections, the connecting plate is two in number, the symmetrical distribution is connected with the guide plate and hinged with the guide plate through the connecting hinge, the axes of the connecting plate and the guide plate are distributed in parallel, and the connecting plate and the surface of the guide plate form an included angle of 0-180 degrees, a plurality of connecting screw holes are uniformly distributed on the guide plate and are connected with the upper end face of a bearing rod through the connecting screw holes and are coaxially distributed, at least two positioning grooves are formed in the lower end face of the guide plate and are symmetrically distributed on two sides of the center of the guide plate and are coated outside the upper end of a protective screen plate, at least two positioning anchor rods vertically distributed with the lower end face of the connecting plate are arranged on the lower end face of the connecting plate, and are uniformly distributed around the axis of the connecting plate.

6. The building foundation pit slope protection device of claim 1 or 5, wherein: and the upper end surfaces of the connecting plate and the guide plate of the positioning pressing plate are provided with connecting grooves which are respectively and coaxially distributed with the connecting plate and the guide plate.

7. The building foundation pit side slope protection device of claim 1, wherein: the protective screen plate, the bearing bottom plate and the positioning pressing plate are any one of screen plate and grid plate structures.