CN221030264U

CN221030264U - Improved cofferdam device

Info

Publication number: CN221030264U
Application number: CN202322780078.7U
Authority: CN
Inventors: 谢纯梓; 李雅楠; 胡明杰
Original assignee: Guangzhou Xinzhu Engineering Supervision Co ltd
Current assignee: Guangzhou Xinzhu Engineering Supervision Co ltd
Priority date: 2023-10-16
Filing date: 2023-10-16
Publication date: 2024-05-28
Anticipated expiration: 2033-10-16

Abstract

The utility model relates to the technical field of cofferdam devices, in particular to an improved cofferdam device which comprises a bottom plate and a cofferdam body, wherein the inner wall of the inner side of the cofferdam body is connected with a support plate through a plurality of bolts in a threaded manner, a fixing device is arranged above the support plate, and a connecting device is arranged above the front end face of the cofferdam body. Can be in the same place two cofferdam bodies laminating, install two cofferdam bodies with the concave plate, the rethread bolt is fixed with extension board and cofferdam body, rotate the bi-directional screw, make bi-directional screw cooperation pin drive second riser and baffle remove, and make the baffle enter into the recess of third riser, it is fixed with the third riser through the baffle like this, with this fixed to the cofferdam body with the concave plate, thereby can connect two cofferdam bodies fixedly, even the cofferdam body receives rivers impact like this, its junction also is difficult to appear great gap, thereby just improved the effect of blockking to rivers.

Description

Improved cofferdam device

Technical Field

The utility model relates to the technical field of cofferdam devices, in particular to an improved cofferdam device.

Background

Cofferdam is a temporary building enclosure constructed for the construction of permanent hydraulic facilities in hydraulic engineering construction, and has the function of preventing water and soil from entering the construction position of a building so as to drain water in the cofferdam, excavate foundation pits, and construct the building, and is generally mainly used in hydraulic construction, and besides being a part of a formal building, the cofferdam is generally dismantled after being used up.

A cofferdam apparatus, such as the grant bulletin number CN218813817U, includes a cofferdam body. Realize this cofferdam device when being convenient for personnel to carry out the extraction to ponding and discharge in the use, effectually prevented that the water pump from taking place idle running and causing the damage in the use, guaranteed the operation that the water pump can be stable for a long time, can carry out effectual monitoring alarm to the water level simultaneously, guaranteed the security of construction operation. However, this cofferdam device, because the structure of connecting is not set up in cofferdam body department, when using in hydraulic engineering construction like this, if the scope of needs cofferdam is great, then two adjacent cofferdams can't connect fixedly, after a period of use, receive the influence that rivers impacted, just appear great gap between two adjacent cofferdams easily to just reduced the effect of blockking to rivers.

Disclosure of utility model

The utility model aims to solve the problem that the cofferdam device in the above-mentioned comparison patent is not provided with a connecting structure at the cofferdam body, so that when the cofferdam device is used in hydraulic engineering construction, if the range of the cofferdam is large, two adjacent cofferdams cannot be connected and fixed, after a period of use, large gaps are easily formed between the two adjacent cofferdams under the influence of water flow impact, and the blocking effect on water flow is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides an improved generation cofferdam device, includes bottom plate and cofferdam body, control the fixed cofferdam body that is provided with in top of bottom plate, a plurality of the equal rigid coupling in left side of cofferdam body has a plurality of first fixture blocks, the right side the outer wall of first fixture block and the adjacent cofferdam body recess department inner wall clearance fit, the rigid coupling has the swash plate between cofferdam body and the bottom plate, the inboard inner wall of cofferdam body has the extension board through a plurality of bolt threaded connection, fixing device is installed to the top of extension board, connecting device is installed to the preceding terminal surface top of cofferdam body.

Preferably, the fixing device comprises a first vertical plate, the lower part of the first vertical plate is fixedly connected with the support plate, a bidirectional screw is connected to the upper inner thread of the first vertical plate, a plurality of second vertical plates are connected to the inner outer wall of the bidirectional screw in a threaded manner, a stop lever is fixedly connected to the lower inner part of the second vertical plate, the outer side outer wall of the stop lever is in clearance fit with the inner wall of the through hole of the first vertical plate, and a baffle is fixedly connected to the inner side of the stop lever.

Preferably, a third vertical plate is arranged on the inner sides of the left baffle plate and the right baffle plate, and the inner wall of the groove of the third vertical plate is in clearance fit with the outer wall of the baffle plate.

Preferably, the lower surface rigid coupling of third riser has the concave plate, and the recess department inner wall of concave plate is laminated mutually with the outer wall of cofferdam body.

Preferably, a plurality of second clamping blocks are fixedly connected to the lower surface of the concave plate, and the outer walls of the second clamping blocks are in clearance fit with the inner walls of the grooves of the cofferdam body.

Preferably, the connecting device comprises a transverse plate, the transverse plate is positioned on the front end face of the cofferdam body, rectangular blocks are fixedly connected to the outer walls of the left side and the right side of the transverse plate and are connected with the cofferdam body through bolts in a threaded mode, liquid level sensors and pipelines are fixedly connected to the two ends of the interior of the transverse plate respectively, and an alarm is fixedly connected to the middle of the upper surface of the transverse plate.

The improved cofferdam device provided by the utility model has the beneficial effects that: can laminate two cofferdam bodies together to make first fixture block enter into adjacent cofferdam body recess, afterwards install two cofferdam bodies with the concave plate, and make the second fixture block of concave plate below enter into the recess of cofferdam body, the rethread first riser drives the extension board and removes, and it is fixed with the cofferdam body through the bolt, rotate two-way screw rod, make two-way screw rod cooperation pin drive second riser and baffle remove, and make the baffle enter into the recess of third riser, like this can be fixed with the third riser through the baffle, thereby fix the concave plate on the cofferdam body, thereby can connect fixedly two cofferdam bodies, even like this the cofferdam body receives rivers to strike, the great gap also is difficult to appear in its junction, thereby just improved the effect of blockking to rivers.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a plan cross-sectional view of FIG. 1;

FIG. 3 is a partial perspective view of FIG. 2;

FIG. 4 is a schematic view of the structure of the swivel, baffle and second riser of FIG. 2;

fig. 5 is a schematic view of the structure of the cross plate, the pipeline and the alarm in fig. 2.

In the figure: 1. bottom plate, 2, cofferdam body, 3, fixing device, 301, first riser, 302, bi-directional screw, 303, second riser, 304, pin, 305, baffle, 3A1, spring, 3A2, turn head, 4, connecting device, 401, diaphragm, 402, rectangular block, 403, level sensor, 404, pipeline, 405, alarm, 5, first fixture block, 6, swash plate, 7, extension board, 8, third riser, 9, concave plate, 10, second fixture block.

The specific embodiment is as follows:

the utility model is further described below with reference to the accompanying drawings:

Example 1:

Referring to fig. 1-5, in this embodiment, an improved cofferdam device comprises a bottom plate 1 and a cofferdam body 2, wherein the cofferdam body 2 is fixedly arranged above the left and right bottom plates 1, 2 grooves are formed in the right side and the upper side of the cofferdam body 2, 2 first clamping blocks 5 are fixedly connected to the left side of the 2 cofferdam bodies, the outer walls of the right first clamping blocks 5 are in clearance fit with the inner walls of the grooves of the adjacent cofferdam bodies 2, inclined plates 6 are fixedly connected between the cofferdam bodies 2 and the bottom plate 1, a certain silt prevention purpose can be achieved through the inclined plates 6, the inner walls of the inner sides of the cofferdam bodies 2 are connected with supporting plates 7 through 2 bolt threads, a fixing device 3 is arranged above the supporting plates 7, and a connecting device 4 is arranged above the front end faces of the cofferdam bodies 2.

Referring to fig. 1-4, the fixing device 3 comprises a first riser 301, a bidirectional screw 302, a second riser 303, a stop lever 304 and a baffle 305, wherein the lower parts of the left and right first risers 301 are fixedly connected with the support plate 7, through holes are formed in the first risers 301, the bidirectional screw 302 is connected with the upper inner threads of the first risers 301, 2 second risers 303 are connected with the inner outer walls of the bidirectional screw 302 in a threaded manner, the two second risers 303 can be driven to move in opposite directions through the bidirectional screw 302, the stop lever 304 is fixedly connected with the lower parts of the second risers 303, the outer walls of the stop lever 304 are in clearance fit with the inner walls of the through holes of the first risers 301, the stop lever 304 is matched with the first risers 301 to limit the second risers 303, the baffle 305 is fixedly connected to the inner sides of the stop rods 304, the third vertical plates 8 are mounted on the inner sides of the left baffle 305 and the right baffle 305, grooves are formed in the left side and the right side of the third vertical plates 8, the inner walls of the grooves of the third vertical plates 8 are in clearance fit with the outer walls of the baffle 305, the third vertical plates 8 can be blocked through the baffle 305, the concave plates 9 are fixedly connected to the lower surfaces of the third vertical plates 8, the inner walls of the grooves of the concave plates 9 are attached to the outer walls of the cofferdam body 2, the cofferdam body 2 can be blocked through the concave plates 9, 2 second clamping blocks 10 are fixedly connected to the lower surfaces of the concave plates 9, the outer walls of the second clamping blocks 10 are in clearance fit with the inner walls of the grooves of the cofferdam body 2, and the concave plates 9 can limit the cofferdam body 2 through the second clamping blocks 10;

Can laminate two cofferdam bodies 2 together to make first fixture block 5 enter into adjacent cofferdam body 2 recess, afterwards install on two cofferdam bodies 2 with concave plate 9, and make the second fixture block 10 of concave plate 9 below enter into the recess of cofferdam body 2, rethread first riser 301 drives extension board 7 and removes, and fix extension board 7 and cofferdam body 2 through the bolt, rotate bi-directional screw 302, make bi-directional screw 302 cooperate pin 304 drive second riser 303 and baffle 305 removal, and make baffle 305 enter into the recess of third riser 8, so can fix third riser 8 through baffle 305, so fix concave plate 9 on cofferdam body 2, thereby can connect two cofferdam bodies 2 fixedly, even if cofferdam body 2 receives the rivers impact, its junction also is difficult to appear great gap, thereby just improved the effect of blocking to rivers.

Referring to fig. 1, 2 and 5, the connecting device 4 comprises a transverse plate 401, rectangular blocks 402, a liquid level sensor 403, a pipeline 404 and an alarm 405, wherein the left transverse plate 401 and the right transverse plate 401 are positioned on the front end face of the cofferdam body 2, the rectangular blocks 402 are fixedly connected with the outer walls of the left side and the right side of the transverse plate 401, the rectangular blocks 402 are connected with the cofferdam body 2 through bolts in a threaded manner, the liquid level sensor 403 and the pipeline 404 are fixedly connected with the two ends of the interior of the transverse plate 401 respectively, a filter screen is arranged below the pipeline 404, the upper side of the pipeline 404 is connected with an external water pump, the alarm 405 is fixedly connected with the middle of the upper surface of the transverse plate 401, and the types of the liquid level sensor 403 and the alarm 405 can be selected according to the requirements of users;

the pipeline 404 is connected with an external water pump, so that water pumping work can be performed, an external power supply of the liquid level sensor 403 and the alarm 405 is connected, the liquid level sensor 403 and the alarm 405 are started, the water level in the cofferdam body 2 can be monitored through the liquid level sensor 403, and an operator can be reminded through the alarm 405, so that the use effect is better.

In this embodiment, when an operator needs to use the improved cofferdam device, firstly, the operator can attach two cofferdam bodies 2 together, and make the first clamping block 5 enter the grooves of the adjacent cofferdam bodies 2, then install the concave plate 9 on the two cofferdam bodies 2, and make the second clamping block 10 below the concave plate 9 enter the grooves of the cofferdam bodies 2, then drive the support plate 7 to move through the first vertical plate 301, and fix the support plate 7 with the cofferdam bodies 2 through bolts, rotate the bidirectional screw 302, make the bidirectional screw 302 cooperate with the stop lever 304 to drive the second vertical plate 303 and the stop plate 305 to move, and make the stop plate 305 enter the grooves of the third vertical plate 8, so the third vertical plate 8 can be fixed through the stop plate 305, so the concave plate 9 is fixed on the cofferdam bodies 2, thus the two cofferdam bodies 2 can be connected and fixed, even if the cofferdam bodies 2 are impacted by water flow, the joint is not easy to generate a large gap, thus the blocking effect on water flow is improved;

After that, the pipeline 404 is connected with an external water pump, so that pumping work can be performed, an external power supply of the liquid level sensor 403 and the alarm 405 is connected, the liquid level sensor 403 and the alarm 405 are started, the water level in the cofferdam body 2 can be monitored through the liquid level sensor 403, and an operator can be reminded through the alarm 405, so that the use effect is better.

Example 2:

Referring to fig. 1-4, in this embodiment, the present utility model provides a technical solution: the fixing device 3 comprises a spring 3A1 and a turning head 3A2, wherein the left spring 3A1 and the right spring 3A1 are positioned on the outer wall of a stop lever 304, two ends of the spring 3A1 are fixedly connected with a first vertical plate 301 and a second vertical plate 303 respectively, the turning head 3A2 is arranged above the left spring 3A1, and the right side of the turning head 3A2 is fixedly connected with a bidirectional screw 302;

The rotary head 3A2 can be arranged on the left side of the bidirectional screw 302, so that the bidirectional screw 302 is conveniently driven to rotate through the rotary head 3A2, meanwhile, the spring 3A1 is arranged on the stop lever 3A04, and the baffle 305 can better tightly prop against the third vertical plate 8 through the elasticity of the spring 3A 1.

In this embodiment, when an operator needs to use the improved cofferdam device, the rotating head 3A2 is installed on the left side of the bidirectional screw 302, so that the bidirectional screw 302 is conveniently driven to rotate by the rotating head 3A2, and meanwhile, the spring 3A1 is installed on the stop lever 3a04, so that the baffle 305 can better tightly abut against the third riser 8 through the elastic performance of the spring 3 A1.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides an improved generation cofferdam device, includes bottom plate (1) and cofferdam body (2), control the fixed cofferdam body (2) that are provided with in top of bottom plate (1), its characterized in that: a plurality of the left side of cofferdam body (2) all rigid coupling has a plurality of first fixture blocks (5), the right side the outer wall of first fixture block (5) and adjacent cofferdam body (2) recess department inner wall clearance fit, the rigid coupling has swash plate (6) between cofferdam body (2) and bottom plate (1), the inboard inner wall of cofferdam body (2) has extension board (7) through a plurality of bolt threaded connection, fixing device (3) are installed to the top of extension board (7), connecting device (4) are installed to the preceding terminal surface top of cofferdam body (2).

2. An improved cofferdam assembly as set forth in claim 1, wherein: fixing device (3) are including first riser (301), control the below and extension board (7) of first riser (301) are mutually rigid coupling, the inside threaded connection in top of first riser (301) has bi-directional screw (302), the inboard outer wall threaded connection of bi-directional screw (302) has a plurality of second risers (303), the inside rigid coupling in below of second riser (303) has catch lever (304), and the outside outer wall of catch lever (304) and the through-hole department inner wall clearance fit of first riser (301), the inboard rigid coupling of catch lever (304) has baffle (305).

3. An improved cofferdam assembly as set forth in claim 2, wherein: and a third vertical plate (8) is arranged on the inner sides of the left baffle plate (305) and the right baffle plate (305), and the inner wall of the groove of the third vertical plate (8) is in clearance fit with the outer wall of the baffle plate (305).

4. An improved cofferdam assembly as set forth in claim 3, wherein: the lower surface rigid coupling of third riser (8) has concave plate (9), and the recess department inner wall of concave plate (9) is laminated mutually with the outer wall of cofferdam body (2).

5. An improved cofferdam assembly as set forth in claim 4, wherein: the lower surface rigid coupling of concave plate (9) has a plurality of second fixture blocks (10), and the outer wall of second fixture block (10) and the recess department inner wall clearance fit of cofferdam body (2).

6. An improved cofferdam assembly as set forth in claim 1, wherein: connecting device (4) are including diaphragm (401), control diaphragm (401) are located the preceding terminal surface of cofferdam body (2), the left and right sides outer wall rigid coupling of diaphragm (401) has rectangular piece (402), and rectangular piece (402) link to each other with cofferdam body (2) screw thread through the bolt, the inside both ends of diaphragm (401) are rigid coupling respectively has level sensor (403) and pipeline (404), the upper surface intermediate rigid coupling of diaphragm (401) has alarm (405).