CN216973456U

CN216973456U - Water conservancy planning design construction cofferdam device

Info

Publication number: CN216973456U
Application number: CN202220638547.4U
Authority: CN
Inventors: 吴贵杰; 张建民; 相钧; 孙连波; 李伟; 黄验丞; 韩洁
Original assignee: Shuifa Design Group Dongying Co ltd
Current assignee: Shuifa Design Group Dongying Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-07-15
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses a water conservancy planning design construction cofferdam device, which belongs to the technical field of water conservancy construction devices, wherein one end of a bottom plate is provided with a splicing groove, the bottom of the splicing groove is provided with a countersunk hole, a ground nail is sleeved on the inner wall of the countersunk hole, the inner wall of the side surface of the splicing groove is provided with symmetrical limiting grooves, the inner wall of the limiting groove is in contact connection with a limiting strip, one side surface of the limiting strip is fixedly connected with a baffle plate, the inside of the baffle plate is provided with a buffer groove, one side surface of the baffle plate is fixedly connected with a second clamping strip, the other side of the baffle plate is provided with a second clamping groove, the bottom plates arranged in the water conservancy planning design construction cofferdam device are convenient to splice and fix, the sealing performance is good, the splicing position can be quickly fixed through the ground nail, the supporting firmness is strong, and the baffle plate can buffer the extrusion force of water and soil through the arranged buffer groove, the poor sealing of the splicing position caused by the deformation of the baffle plate is avoided, meanwhile, the weight of the baffle is reduced, and the baffle is convenient to carry.

Description

Water conservancy planning design construction cofferdam device

Technical Field

The utility model relates to the technical field of water conservancy construction devices, in particular to a water conservancy planning design construction cofferdam device.

Background

Cofferdams are commonly used as temporary enclosures built during water conservancy construction to prevent water and soil from entering the construction site.

At present, in order to facilitate the assembly and disassembly of the cofferdam and improve the construction efficiency, the cofferdam can be assembled by adopting a splicing assembly mode, for example, the cofferdam device for water conservancy construction disclosed by the publication No. CN215518834U and convenient to assemble is not convenient to position, the cofferdam device is easy to move in the assembly process and reduce the splicing sealing property, meanwhile, the cofferdam device is easy to move under the extrusion of water and soil, the supporting firmness of the cofferdam device is reduced, and the baffle is also easy to deform due to the extrusion force of the water and soil in the use process and influences the sealing property of a joint.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a water conservancy planning design construction cofferdam device, a bottom plate of the water conservancy planning design construction cofferdam device is convenient to splice and fix, the sealing performance is good, the splicing position can be quickly fixed through a ground nail, the supporting firmness is strong, the baffle can buffer the extrusion force of water and soil through a buffer groove, the poor sealing of the splicing position caused by the deformation of the baffle is avoided, and meanwhile, the weight of the baffle is reduced, and the transportation is convenient.

In order to solve the above problems, the present invention adopts the following technical solutions.

A water conservancy planning design construction cofferdam device comprises a bottom plate, wherein one end of the bottom plate is provided with a splicing groove, the bottom of the splicing groove is provided with a counter bore, the inner wall of the counter bore is sleeved with a ground nail, the side inner wall of the splicing groove is provided with symmetrical limiting grooves, the inner wall of each limiting groove is in contact connection with a limiting strip, one side of each limiting strip is fixedly connected with a baffle, the inside of each baffle is provided with a buffer groove, one side of each baffle is fixedly connected with a second clamping strip, the other side of each baffle is provided with a second clamping groove, the inner wall of each second clamping groove is in contact connection with the surface of the second clamping strip arranged on the adjacent baffle, the end surface of the bottom plate is fixed with a limiting block through a fastening screw, the surface of each limiting block is in contact connection with the splicing groove and the inner wall of the limiting groove, and the bottom plates arranged in the water conservancy planning design construction cofferdam device are convenient to splice and fix, not only the leakproofness is good, and through the fixed concatenation position that the ground nail can be quick moreover, it is strong to support the fastness to the baffle can cushion the extrusion force of soil and water through the dashpot that sets up, avoids the baffle to warp and the concatenation department that leads to is sealed bad, has reduced the convenient transport of weight of baffle simultaneously.

Further, the screw has been seted up to the terminal surface of bottom plate, the inner wall of screw and fastening screw's surface threaded connection, first draw-in groove has been seted up to the one end of bottom plate, the first card strip of the other end fixedly connected with of bottom plate, the shape of the first card strip of setting and first draw-in groove is the U-shaped, and the quick fixed concatenation position of two adjacent bottom plates of being convenient for, the concatenation leakproofness is good moreover.

Furthermore, a terminal surface of spacing strip and a terminal surface of baffle are in the coplanar, the length of spacing strip is the same with the length of baffle, the cross sectional shape of spacing strip is square, and the spacing strip of the symmetry of setting can avoid the baffle rebound, has improved the concatenation stability of baffle.

Furthermore, the surface of the bottom plate is provided with a flow guide hole, one end of the flow guide hole is communicated with a flow guide groove, the weight of the bottom plate is reduced by the arranged flow guide groove, and the extrusion force of the side wall of the bottom plate on the surface of the baffle plate can be increased after water is introduced, so that the splicing sealing property of the bottom plate and the baffle plate is improved.

Further, during the one end of ground nail inserted earth, and the surface of ground nail was equipped with the anticreep line, the anticreep line that ground nail set up can increase with the firm in connection nature of earth, avoid the random rebound of ground nail.

Compared with the prior art, the utility model has the advantages that:

(1) the concatenation of being convenient for between the bottom plate of this scheme setting is fixed, and not only the leakproofness is good, through the fixed concatenation position that the ground nail can be quick moreover, and it is strong to support the fastness to the baffle can cushion the extrusion force of soil and water through the dashpot that sets up, avoids the baffle to warp and the concatenation department that leads to is sealed bad, has reduced the convenient transport of weight of baffle simultaneously.

(2) The screw has been seted up to the terminal surface of bottom plate, and the inner wall of screw and fastening screw's surperficial threaded connection, first draw-in groove has been seted up to the one end of bottom plate, and the first card strip of the other end fixedly connected with of bottom plate, the shape of the first card strip of setting and first draw-in groove are the U-shaped, the quick fixed concatenation position of two adjacent bottom plates of being convenient for, the concatenation leakproofness is good moreover.

(3) A terminal surface of spacing and a terminal surface of baffle are in the coplanar, and the length of spacing is the same with the length of baffle, and the cross sectional shape of spacing is square, and the spacing of the symmetry of setting can avoid the baffle rebound, has improved the concatenation stability of baffle.

(4) The flow guide holes are formed in the surface of the bottom plate, the flow guide grooves are communicated with one ends of the flow guide holes, the weight of the bottom plate is reduced by the arranged flow guide grooves, and the extrusion force of the side wall of the bottom plate on the surface of the baffle plate can be increased after water is introduced, so that the splicing sealing performance of the bottom plate and the baffle plate is improved.

(5) During the one end of ground nail inserted earth, and the surface of ground nail was equipped with the anticreep line, the anticreep line that ground nail set up can increase with the firm in connection nature of earth, avoids the random rebound of ground nail.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the floor structure of the present invention;

fig. 3 is a top view of the baffle structure of the present invention.

The reference numbers in the figures illustrate:

the structure comprises a base plate 1, a splicing groove 11, a limiting groove 12, a counter bore 13, a first clamping groove 14, a first clamping strip 15, a diversion groove 16, a diversion hole 17, a screw hole 18, a baffle 2, a limiting strip 21, a buffer groove 22, a second clamping strip 23, a second clamping groove 24, a ground nail 3, a limiting block 4 and a fastening screw 41.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a water conservancy planning design construction cofferdam device comprises a bottom plate 1, referring to fig. 1-3, a splicing groove 11 is arranged at one end of the bottom plate 1, a countersunk hole 13 is arranged at the bottom of the splicing groove 11, a ground nail 3 is sleeved on the inner wall of the countersunk hole 13, one end of the ground nail 3 is inserted into soil, anti-falling lines are arranged on the surface of the ground nail 3, the anti-falling lines arranged on the ground nail 3 can increase the connection firmness with the soil, the ground nail 3 is prevented from moving upwards at will, symmetrical limiting grooves 12 are arranged on the inner wall of the side surface of the splicing groove 11, the inner wall of the limiting groove 12 is in contact connection with a limiting strip 21, a baffle 2 is fixedly connected to one side surface of the limiting strip 21, the splicing gap of the baffle 2 and the splicing gap of the bottom plate 1 are not in the same plane, so that the two splicing gaps are arranged in a staggered manner, thereby improving the supporting strength of the splicing position of the baffle 2 and further improving the supporting strength of the cofferdam device, baffle 2's inside is equipped with buffer slot 22, a side fixedly connected with second card strip 23 of baffle 2, second draw-in groove 24 has been seted up to baffle 2's opposite side, the inner wall of second draw-in groove 24 is connected with the surface contact of the second card strip 23 of adjacent baffle 2 setting, the terminal surface of bottom plate 1 is fixed with stopper 4 through fastening screw 41, stopper 4 is used for extrudeing baffle 2, and then improve baffle 2's concatenation fastness and leakproofness, stopper 4's surface and splice groove 11 and spacing groove 12's inner wall contact connection.

Please refer to fig. 2 and 3, the screw hole 18 has been seted up to the terminal surface of bottom plate 1, the inner wall of screw hole 18 and fastening screw 41's surface threaded connection, first draw-in groove 14 has been seted up to the one end of bottom plate 1, the other end fixedly connected with of bottom plate 1 has first card strip 15, the shape of the first card strip 15 and the first draw-in groove 14 that set up is the U-shaped, be convenient for two quick fixed concatenation positions of bottom plate 1 adjacent, and the concatenation leakproofness is good, a terminal surface of spacing strip 21 is in the coplanar with a terminal surface of baffle 2, the length of spacing strip 21 is the same with the length of baffle 2, the cross sectional shape of spacing strip 21 is square, baffle 2 rebound can be avoided to the spacing strip 21 of the symmetry that sets up, the concatenation stability of baffle 2 has been improved.

Referring to fig. 1 and 2, a flow guide hole 17 is formed in the surface of the bottom plate 1, one end of the flow guide hole 17 is communicated with a flow guide groove 16, and the flow guide groove 16 not only reduces the weight of the bottom plate 1, but also increases the extrusion force of the side wall of the bottom plate 1 on the surface of the baffle plate 2 after water is introduced, thereby improving the splicing sealing performance of the bottom plate 1 and the baffle plate 2.

When the water conservancy planning design construction cofferdam device is assembled, firstly, the bottom plate 1 is fixed with the ground through the ground nail 3, then the adjacent bottom plates 1 are spliced, after the splicing is finished, the adjacent bottom plates 1 are fixed through the ground nail 3, then the baffle 2 is clamped into the splicing groove 11 from one end of the bottom plate 1, meanwhile, the limiting strip 21 is clamped into the limiting groove 12, then the baffle 2 is sequentially assembled, meanwhile, the adjacent baffle 2 seals the splicing position through the arranged first clamping strip 15 and the first clamping groove 14, then the limiting block 4 is fastened through the fastening screw 41, meanwhile, the limiting block 4 tightly presses the spliced baffle 2 to ensure the splicing sealing property, the arranged bottom plates 1 are convenient to splice and fix, the sealing property is good, the splicing position can be quickly fixed through the ground nail 3, the supporting firmness is strong, and the baffle 2 can buffer the extrusion force of soil, avoid baffle 2 to warp and the concatenation department that leads to is sealed bad, has reduced the convenient transport of the weight of baffle 2 simultaneously.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a water conservancy planning design construction cofferdam device, includes bottom plate (1), its characterized in that: one end of the bottom plate (1) is provided with a splicing groove (11), the bottom of the splicing groove (11) is provided with a counter bore (13), the inner wall of the counter bore (13) is sleeved with a ground nail (3), the side inner wall of the splicing groove (11) is provided with symmetrical limiting grooves (12), the inner wall of each limiting groove (12) is in contact connection with a limiting strip (21), one side face of each limiting strip (21) is fixedly connected with a baffle (2), the inside of each baffle (2) is provided with a buffer groove (22), one side face of each baffle (2) is fixedly connected with a second clamping strip (23), the other side of each baffle (2) is provided with a second clamping groove (24), the inner wall of each second clamping groove (24) is in contact connection with the surface of the second clamping strip (23) arranged on the adjacent baffle (2), and the end face of the bottom plate (1) is fixed with a limiting block (4) through a fastening screw (41), the surface of the limiting block (4) is in contact connection with the inner walls of the splicing groove (11) and the limiting groove (12).

2. The water conservancy planning design construction cofferdam device of claim 1, characterized in that: screw hole (18) have been seted up to the terminal surface of bottom plate (1), the inner wall of screw hole (18) and the surface threaded connection of fastening screw (41), first draw-in groove (14) have been seted up to the one end of bottom plate (1), the first card strip (15) of other end fixedly connected with of bottom plate (1).

3. The water conservancy planning design construction cofferdam device of claim 1, characterized in that: one end face of the limiting strip (21) and one end face of the baffle (2) are located on the same plane, the length of the limiting strip (21) is the same as that of the baffle (2), and the cross section of the limiting strip (21) is square.

4. The water conservancy planning design construction cofferdam device of claim 1, characterized in that: the surface of the bottom plate (1) is provided with a diversion hole (17), and one end of the diversion hole (17) is communicated with a diversion trench (16).

5. The water conservancy planning design construction cofferdam device of claim 1, characterized in that: one end of the ground nail (3) is inserted into soil, and anti-falling lines are arranged on the surface of the ground nail (3).