CN218970048U

CN218970048U - Novel water conservancy construction cofferdam device

Info

Publication number: CN218970048U
Application number: CN202320033096.6U
Authority: CN
Inventors: 赵丹洋
Original assignee: Shaoxing Guangsheng Construction Co ltd
Current assignee: Shaoxing Guangsheng Construction Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-05-05
Anticipated expiration: 2033-01-06

Abstract

The utility model provides a novel water conservancy construction cofferdam device, which relates to the technical field of cofferdams and comprises a cofferdam barrel and a rope tying ring, wherein reinforcing nails penetrate through a connecting block, the lower ends of the reinforcing nails and conical nails can be inserted into soil, a blocking barrel assembly is arranged in the cofferdam barrel and comprises a blocking barrel, a screw rod sleeve and a screw rod, the blocking barrel is movably arranged in the cofferdam barrel, the inner side of the blocking barrel is fixedly connected with the screw rod sleeve through bolts, the screw rod is installed in the screw rod sleeve, the lower end of the screw rod is fixedly connected with a synchronous motor, and the screw rod sleeve is driven to move in the cofferdam barrel by starting the synchronous motor to drive the screw rod sleeve to rotate. According to the utility model, the synchronous motor in the baffle cylinder assembly is started to work, the screw rod is driven to rotate so that the baffle cylinder moves upwards in the first cavity, the height of the baffle cylinder after water expansion is gradually adapted, and the baffle cylinder is matched with the cofferdam cylinder, so that the blocking height of the cofferdam device is not limited, and the safety of constructors in the cofferdam can be better ensured.

Description

Novel water conservancy construction cofferdam device

Technical Field

The utility model relates to the technical field of cofferdams, in particular to a novel water conservancy construction cofferdam device.

Background

The cofferdam is a temporary enclosure structure which is built for building a permanent hydraulic facility in hydraulic engineering construction and has the function of preventing water and soil from entering a building position of a building so as to build the building in the cofferdam.

The prior art can refer to the Chinese patent with the issued publication number of CN214219703U, and discloses a water conservancy construction cofferdam device, and the technical scheme main points are as follows: the water conservancy cofferdam device comprises an outer cofferdam device and an inner cofferdam device, wherein the inner cofferdam device is formed by encircling a first baffle, a second baffle, a third baffle and a fourth baffle, a supporting arm rod is fixedly arranged at the upper end and the lower end inside the inner cofferdam device respectively, a damping spring is fixedly arranged between the first baffle, the third baffle and the outer cofferdam device, a damping rubber seat is fixedly arranged between the second baffle, the fourth baffle and the outer cofferdam device, a water level monitor is fixedly connected to a fixing hole, a water pipe is fixedly arranged on holes formed in the outer cofferdam device and the second baffle, a water suction pump is fixedly arranged at the right end of the water pipe, a filtering device is fixedly arranged at the left side of the water pipe, the filtering device consists of a filtering funnel, a first filtering net and a second filtering net.

The technical scheme is that the first baffle, the second baffle, the third baffle and the fourth baffle are formed in a surrounding mode and used for blocking peripheral water flow and soil, but in actual use, the blocking height is limited; when the tide rises or extremely bad weather occurs, the water surface rises, so that the water overflows the cofferdam device, and the danger of constructors in the cofferdam is increased.

Disclosure of Invention

The utility model mainly aims to provide a novel water conservancy construction cofferdam device which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a novel water conservancy construction cofferdam device, includes cofferdam section of thick bamboo and rope ring, the upper surface body coupling rope ring of cofferdam section of thick bamboo, the peripheral body coupling of cofferdam section of thick bamboo has the connecting block, is close to cofferdam section of thick bamboo bottom the lower surface homogeneity body coupling of connecting block has the toper nail, it has the reinforcement nail to run through in the connecting block, the lower extreme of reinforcement nail and toper nail can insert in the earth, still includes: the baffle cylinder assembly is arranged in the cofferdam cylinder and comprises a baffle cylinder, a screw rod sleeve and a screw rod, the baffle cylinder is movably arranged in the cofferdam cylinder, the inner side of the baffle cylinder is fixedly connected with the screw rod sleeve through a bolt, the screw rod is arranged in the screw rod sleeve, the lower end of the screw rod is fixedly connected with a synchronous motor, and the screw rod is driven to rotate by starting the synchronous motor so that the screw rod sleeve drives the baffle cylinder to move in the cofferdam cylinder.

Preferably, the installation end of the synchronous motor is fixedly connected with the inner wall of the cofferdam cylinder through the installation frame, a chute is formed in the cofferdam cylinder, a screw rod sleeve is connected in a sliding mode in the chute, and one end of the screw rod sleeve penetrates into the cofferdam cylinder.

Preferably, the upper end of the screw rod is rotatably connected with a top plate, and one end of the top plate is fixedly connected with the inner wall of the cofferdam cylinder.

Preferably, a first cavity and a second cavity are arranged in the cofferdam cylinder, and the first cavity and the second cavity are mutually independent through a partition plate.

Preferably, the first cavity is slidably connected with the blocking cylinder, a sealing ring is integrally arranged on the inner wall of the first cavity, and the inner wall of the sealing ring is tightly abutted to the periphery of the blocking cylinder.

Preferably, the second cavity is internally provided with a reinforcing rib, and the outer cavity wall of the second cavity is provided with a through hole.

Compared with the prior art, the utility model has the following beneficial effects:

the conical nails are contacted with the bottom of the river channel and penetrate into the bottom of the river channel, and then the reinforcing nails are rammed into the bottom of the river channel and then penetrated into the bottom of the river channel, so that the effect of fixing the cofferdam device is achieved, and the firm stability of the cofferdam device is improved;

the synchronous motor in the baffle cylinder assembly can be started to work when the water rises, the screw rod is driven to rotate to enable the baffle cylinder to move upwards in the first cavity, the height of the baffle cylinder after the water rises is gradually adapted, the baffle cylinder is matched with the cofferdam cylinder, the blocking height of the cofferdam device is not limited, and then the safety of constructors in the cofferdam can be better guaranteed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a novel water conservancy construction cofferdam device;

FIG. 2 is a schematic cross-sectional view of a novel water conservancy construction cofferdam apparatus of the present utility model;

FIG. 3 is a schematic view of a baffle cylinder assembly of the novel water conservancy construction cofferdam device of the present utility model;

fig. 4 is a schematic diagram of a local connection structure of the novel water conservancy construction cofferdam device.

In the figure: 1. a cofferdam cylinder; 2. a first cavity; 3. a baffle cylinder assembly; 301. a blocking cylinder; 302. a screw rod sleeve; 303. a screw rod; 304. a synchronous motor; 305. a top plate; 4. a connecting block; 5. conical nails; 6. reinforcing nails; 7. tying rope ring; 8. a chute; 9. a seal ring; 10. reinforcing ribs; 11. a through hole; 12. a second cavity.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1-4, a novel water conservancy construction cofferdam device, including cofferdam section of thick bamboo 1 and rope ring 7, the upper surface body coupling rope ring 7 of cofferdam section of thick bamboo 1, the periphery body coupling of cofferdam section of thick bamboo 1 has connecting block 4, and the lower surface homogeneity body coupling of connecting block 4 near cofferdam section of thick bamboo 1 bottom has conical nail 5, runs through in the connecting block 4 has reinforcement nail 6, but reinforcement nail 6 and conical nail 5's lower extreme inserts in earth still includes: the baffle cylinder assembly 3 is arranged in the cofferdam cylinder 1, the baffle cylinder assembly 3 comprises a baffle cylinder 301, a screw rod sleeve 302 and a screw rod 303, the baffle cylinder 301 is movably arranged in the cofferdam cylinder 1, the inner side of the baffle cylinder 301 is fixedly connected with the screw rod sleeve 302 through a bolt, the screw rod 303 is arranged in the screw rod sleeve 302, the lower end of the screw rod 303 is fixedly connected with a synchronous motor 304, and the screw rod 303 is driven to rotate by starting the synchronous motor 304 so that the screw rod sleeve 302 drives the baffle cylinder 301 to move in the cofferdam cylinder 1.

In this embodiment, the installation end of the synchronous motor 304 is fixedly connected with the inner wall of the cofferdam cylinder 1 through a mounting frame, a chute 8 is formed in the cofferdam cylinder 1, a screw rod sleeve 302 is connected in a sliding manner in the chute 8, and one end of the screw rod sleeve 302 penetrates into the cofferdam cylinder 1. The upper end of the screw rod 303 is rotatably connected with a top plate 305, and one end of the top plate 305 is fixedly connected with the inner wall of the cofferdam cylinder 1.

It should be noted that, when the screw 303 rotates, the upper end of the screw may rotate in the top plate 305, and at the same time, the screw sleeve 302 slides inside the chute 8, so as to increase the stability of movement of the screw sleeve 302.

In this embodiment, a first cavity 2 and a second cavity 12 are disposed in the cofferdam cylinder 1, the first cavity 2 and the second cavity 12 are mutually independent through a partition board, a reinforcing rib 10 is disposed in the second cavity 12, and a through hole 11 is formed in the outer cavity wall of the second cavity 12.

It should be noted that, the bottom of the cofferdam cylinder 1 is provided with a second cavity 12 for reducing the weight of the cofferdam cylinder 1, and meanwhile, the water inside the second cavity 12 can be rapidly discharged through the through hole 11 after entering.

In this embodiment, the blocking cylinder 301 is slidably connected in the first cavity 2, the inner wall of the first cavity 2 is integrally provided with the sealing ring 9, and the inner wall of the sealing ring 9 abuts against the periphery of the blocking cylinder 301.

The seal ring 9 is used for increasing the sealing performance between the baffle cylinder 301 and the cofferdam cylinder 1, and preventing excessive water flow from flowing into the cofferdam cylinder 1 to affect construction.

Novel water conservancy construction cofferdam device's theory of operation:

firstly, steel wires are tied on a tether ring 7, a cofferdam device can be integrally hoisted into a river channel through a crane to finish preliminary installation, then conical nails 5 are contacted with the bottom of the river channel and penetrate into the bottom of the river channel, and then reinforcing nails 6 are rammed into the bottom of the river channel and then penetrated into the bottom of the river channel, so that the effect of fixing the cofferdam device is achieved, and the firm stability of the cofferdam device is increased; when the water is fluctuated, the synchronous motor 304 in the baffle cylinder assembly 3 can be started to work, the screw rod 303 is driven to rotate, the baffle cylinder 301 moves upwards in the first cavity 2, the height of the water is gradually adapted, the baffle cylinder 301 is matched with the cofferdam cylinder 1, the blocking height of the cofferdam device is not limited, and further the safety of constructors in the cofferdam can be better ensured.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Novel water conservancy construction cofferdam device, including cofferdam section of thick bamboo (1) and tether ring (7), upper surface body coupling tether ring (7) of cofferdam section of thick bamboo (1), its characterized in that: the periphery of cofferdam section of thick bamboo (1) is connected with connecting block (4) an organic whole, is close to cofferdam section of thick bamboo (1) bottom lower surface homogeneity of connecting block (4) is connected with taper nail (5), run through in connecting block (4) has reinforcement nail (6), the lower extreme of reinforcement nail (6) and taper nail (5) can insert in earth, still include:

the baffle cylinder assembly (3) arranged in the cofferdam cylinder (1), the baffle cylinder assembly (3) comprises a baffle cylinder (301), a screw rod sleeve (302) and a screw rod (303), the baffle cylinder (301) is movably arranged in the cofferdam cylinder (1), the inner side of the baffle cylinder (301) is fixedly connected with the screw rod sleeve (302) through a bolt, the screw rod (303) is arranged in the screw rod sleeve (302) and the lower end of the screw rod (303) is fixedly connected with a synchronous motor (304), and the screw rod (303) is driven to rotate by starting the synchronous motor (304) so that the screw rod sleeve (302) drives the baffle cylinder (301) to move in the cofferdam cylinder (1).

2. The novel water conservancy construction cofferdam device as set forth in claim 1, wherein: the installation end of the synchronous motor (304) is fixedly connected with the inner wall of the cofferdam cylinder (1) through an installation frame, a chute (8) is formed in the cofferdam cylinder (1), a screw rod sleeve (302) is connected in a sliding manner in the chute (8), and one end of the screw rod sleeve (302) penetrates into the cofferdam cylinder (1).

3. The novel water conservancy construction cofferdam device as set forth in claim 2, wherein: the upper end of the screw rod (303) is rotatably connected with a top plate (305), and one end of the top plate (305) is fixedly connected with the inner wall of the cofferdam cylinder (1).

4. The novel water conservancy construction cofferdam device as set forth in claim 1, wherein: the cofferdam cylinder (1) is internally provided with a first cavity (2) and a second cavity (12), and the first cavity (2) and the second cavity (12) are mutually independent through a partition plate.

5. The novel water conservancy construction cofferdam device of claim 4, wherein: the inner wall of the first cavity (2) is integrally provided with a sealing ring (9), and the inner wall of the sealing ring (9) is abutted against the periphery of the blocking cylinder (301).

6. The novel water conservancy construction cofferdam device of claim 5, wherein: the second cavity (12) is internally provided with a reinforcing rib (10), and the outer cavity wall of the second cavity (12) is provided with a through hole (11).