CN220080070U

CN220080070U - Detachable collapse-preventing cofferdam

Info

Publication number: CN220080070U
Application number: CN202321685859.1U
Authority: CN
Inventors: 邓松言; 梁之庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2023-11-24
Anticipated expiration: 2033-06-29

Abstract

The utility model discloses a detachable collapse-preventing cofferdam which comprises a weir plate, a first clamping structure, a water receiving structure, a baffle plate structure, a second clamping structure and a third clamping structure, wherein inserting rods I are fixedly connected to the outer side wall of the bottom of the weir plate at equal intervals, and the water receiving structure and the baffle plate structure are arranged at the top of the weir plate. The square connecting rod is inserted into the clamping sleeve shell, the clamping plate is clamped into the clamping frame along with the clamping square rod, the threaded sleeve is rotated, the second clamping square rod is inserted into the clamping groove, the first clamping square rod is fixed in the clamping sleeve shell, the clamping plate is clamped in the clamping frame, the two cofferdam plates are tightly connected, the square through groove on the surrounding baffle plate can facilitate wind to pass through to reduce wind resistance, and when water waves on the water surface flow into the square through groove and enter the cofferdam plates, the square through groove can fall into the water receiving shell, so that the wind resistance is reduced, and meanwhile water can be prevented from entering the cofferdam.

Description

Detachable collapse-preventing cofferdam

Technical Field

The utility model relates to the field of cofferdams, in particular to a detachable collapse-preventing cofferdam.

Background

The cofferdam is a temporary enclosure structure built for building a permanent hydraulic facility in hydraulic engineering construction. The water and soil are prevented from entering the building construction position, so that water is drained in the cofferdam, a foundation pit is excavated, and the building is constructed. In addition to being part of a formal building, cofferdams are typically removed after use. The detachable cofferdam plate is assembled.

CN211571755U discloses a collapsible-preventing and detachable cofferdam for water conservancy construction. The cofferdam is formed by splicing a plurality of cofferdam substrates, wherein each cofferdam substrate comprises an upper plate, a solid lower plate, a fence and an inserting rod, the upper plate and the solid lower plate are formed by arranging solid layers and hollow layers, the fence is positioned between the solid lower plate and the solid lower plate, and the inserting rod is used for inserting. The height of the hollowed-out layer is three times that of the solid layer; welding a cutting sleeve and an embedded block on two sides of the lower plate respectively, wherein the size of the cutting sleeve is matched with that of the embedded block, and adjacent cofferdam substrates are mutually spliced and connected through the cutting sleeve and the embedded block; the fence, the upper plate and the lower plate are divided by a partition plate, triangular opposite circular rings are respectively welded on the partition plate, and prismatic supports are welded between the circular rings. The upper space is not sealed, solid sundries are effectively blocked, and wind pressure born by the cofferdam grouping arrangement is reduced by using penetrating wind, so that collapse is prevented; the lower space effectively blocks the surface water level of construction, and the quick plugging cooperation between cofferdam substrates is realized by utilizing mutually matched plugging structures, so that the demolition is very convenient.

The cofferdam base plates of the cofferdam are connected through the cutting sleeve and the embedded block, but the cutting sleeve and the embedded block are arranged on two sides of the cofferdam base plates in a protruding mode, when the two cofferdam base plates are connected through the cutting sleeve and the embedded block, a large gap exists between the two cofferdam base plates, water infiltration cannot be prevented, in addition, although the hollow layer on the upper plate of the cofferdam can reduce the received wind pressure, water waves formed on the water surface can possibly flow into the cofferdam through the hollow layer.

Therefore, it is desirable to provide a removable collapse prevention cofferdam that can make the connection between two cofferdam plates tight, avoid having great gap, prevent water infiltration and reduce windage, simultaneously, can avoid water to get into the cofferdam inside.

Disclosure of Invention

The embodiment provides a detachable collapse-preventing cofferdam which is used for solving the problem that a large gap exists between two cofferdam substrates connected in the prior art and water waves possibly flow into the cofferdam through a hollowed-out layer.

According to one aspect of the utility model, a detachable collapse-preventing cofferdam is provided, which comprises a first weir plate, a first clamping structure, a water receiving structure, a second baffle plate structure, a second clamping structure and a third clamping structure, wherein the first baffle plates are fixedly connected with the outer side wall of the bottom of the weir plate at equal intervals, the second clamping structure and the third clamping structure are arranged at the top of the weir plate, the supporting blocks are fixedly connected to the outer side wall of the left side of the weir plate, the supporting blocks are fixedly connected with a supporting frame through fixing bolts, the second baffle plates are fixedly connected with the outer side wall of the bottom of the supporting frame at equal intervals, and the first clamping structures are arranged on the side walls of the front face and the back of the weir plate.

Further, the first clamping structure comprises a clamping plate and a clamping frame, wherein the clamping plate is fixedly connected to the outer side wall of the back surface of the cofferdam plate, the clamping frame is fixedly connected to the outer side wall of the front surface of the cofferdam plate, and the clamping plate and the clamping frame are matched with each other.

Further, the second clamping structure comprises a first clamping sleeve shell, a first clamping groove, a first clamping square rod and a second clamping groove, the first clamping sleeve shell is fixedly connected to the outer side wall of the left side of the cofferdam plate, the first clamping groove is formed in the side walls of the top and the bottom of the first clamping sleeve shell, the first clamping square rod is fixedly connected to the outer side wall of the back of the first clamping sleeve shell, the second clamping groove is formed in the side wall of the first clamping square rod, and the first clamping square rod and the second clamping sleeve shell are matched with each other.

Further, joint structure III includes fixed ring frame, screw thread sleeve, rotation groove, threaded rod and joint square rod two, the rotation groove has been seted up on screw thread sleeve's the lateral wall, the fixed ring frame of rotation inslot rotation connection, fixed ring frame fixed connection is on cofferdam board left lateral wall, the screw thread opposite direction of two internal threads in the screw thread sleeve, screw thread sleeve internal thread connection threaded rod, the tip fixed connection joint square rod two of threaded rod, joint square rod two sliding connection is in joint groove one, joint square rod two and joint groove two mutually support.

Further, the breast board structure includes surrounding board, square logical groove, bracing piece and water drainage tank, surrounding board fixed connection is on the top lateral wall of cofferdam board, the equidistance leaves on the lateral wall of surrounding board and is equipped with square logical groove and water drainage tank, the water drainage tank is located the bottom of surrounding board, equidistance fixed connection bracing piece on the lateral wall of surrounding board left side.

Further, the water receiving structure comprises a water receiving shell and a supporting plate, wherein the water receiving shell is fixedly connected to the outer side wall on the left side of the surrounding baffle, the other end of the supporting rod is fixedly connected to the inner side wall of the water receiving shell, the supporting plate is fixedly connected to the outer side wall of the water receiving shell, and the other side of the supporting plate is fixedly connected to the top of the supporting block.

According to the embodiment of the utility model, the first clamping structure, the water receiving structure, the baffle plate structure, the second clamping structure and the third clamping structure are adopted, so that the problem that larger gaps exist between two connected cofferdam substrates and water waves possibly flow into the cofferdam through the hollowed-out layers is solved, and the effects of facilitating tight connection between the two cofferdam plates and reducing wind resistance are achieved, and meanwhile, water entering the cofferdam can be avoided.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic overall perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present utility model;

FIG. 3 is a schematic diagram of the overall side view internal structure of an embodiment of the present utility model.

In the figure: 1. a weir plate; 2. the first inserting rod is arranged; 3. a support frame; 4. the second inserting rod is arranged; 5. the first clamping structure; 501. a clamping plate; 502. a clamping frame; 6. a water receiving structure; 601. a water receiving housing; 602. a support plate; 7. a breast board structure; 701. a surrounding baffle; 702. square through groove; 703. a support rod; 704. a drainage channel; 8. a second clamping structure; 801. a clamping sleeve shell; 802. the clamping groove I; 803. clamping a square rod I; 804. a clamping groove II; 9. a third clamping structure; 901. a fixed ring frame; 902. a threaded sleeve; 903. a rotating groove; 904. a threaded rod; 905. clamping a square rod II; 10. a support block; 11. and (5) fixing bolts.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which 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 present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1-3, a detachable collapse-preventing cofferdam comprises a cofferdam plate 1, a first clamping structure 5, a water receiving structure 6, a baffle structure 7, a second clamping structure 8 and a third clamping structure 9, wherein inserting rods 2 are fixedly connected to the outer side wall of the bottom of the cofferdam plate 1 at equal intervals, the water receiving structure 6 and the baffle structure 7 are arranged at the top of the cofferdam plate 1, a second clamping structure 8 and a third clamping structure 9 are arranged on the left side of the cofferdam plate 1, a supporting block 10 is fixedly connected to the outer side wall of the left side of the cofferdam plate 1, the supporting block 10 is fixedly connected with a supporting frame 3 through a fixing bolt 11, inserting rods 2 are fixedly connected to the outer side wall of the bottom of the supporting frame 3 at equal intervals, and a first clamping structure 5 is arranged on the side walls of the front side and the back of the cofferdam plate 1.

The first clamping structure 5, the second clamping structure 8 and the third clamping structure 9 are convenient to enable the two cofferdam plates 1 to be tightly connected, large gaps are avoided, water infiltration is prevented, wind resistance is reduced by the aid of the water receiving structure 6 and the baffle plate structure 7, and water can be prevented from entering the cofferdam.

The first clamping structure 5 comprises a clamping plate 501 and a clamping frame 502, the clamping plate 501 is fixedly connected to the outer side wall of the back face of the cofferdam plate 1, the clamping frame 502 is fixedly connected to the outer side wall of the front face of the cofferdam plate 1, the clamping plate 501 and the clamping frame 502 are matched with each other, and the clamping plate 501 is clamped in the clamping frame 502 so that the two cofferdam plates 1 are tightly connected.

The second clamping structure 8 comprises a first clamping sleeve 801, a first clamping groove 802, a first clamping square rod 803 and a second clamping groove 804, the first clamping sleeve 801 is fixedly connected to the outer side wall of the left side of the cofferdam plate 1, the first clamping groove 802 is formed in the side walls of the top and the bottom of the first clamping sleeve 801, the first clamping square rod 803 is fixedly connected to the outer side wall of the back of the first clamping sleeve 801, the second clamping groove 804 is formed in the side wall of the first clamping square rod 803, and the first clamping square rod 803 and the second clamping sleeve 801 are matched with each other.

The third clamping structure 9 comprises a fixed ring frame 901, a threaded sleeve 902, a rotating groove 903, a threaded rod 904 and a second clamping square rod 905, the side wall of the threaded sleeve 902 is provided with the rotating groove 903, the fixed ring frame 901 is rotationally connected in the rotating groove 903, the fixed ring frame 901 is fixedly connected to the left outer side wall of the cofferdam plate 1, the directions of the threads of the two internal threads in the threaded sleeve 902 are opposite, the threaded rod 904 is internally connected with the threaded sleeve 902, the end part of the threaded rod 904 is fixedly connected with the second clamping square rod 905, the second clamping square rod 905 is slidingly connected in the first clamping groove 802, the second clamping square rod 905 is mutually matched with the second clamping groove 804, the threaded sleeve 902 is rotated, the second clamping square rod 905 is slidingly connected in the first clamping groove 802, the rotation of the fixed ring frame 901 can be limited, the threaded sleeve 902 can rotate to drive the threaded rod 904 to move the second clamping square rod 905 to two sides, the second clamping square rod 905 is inserted into the second clamping groove 804, and the first clamping square rod 803 is fixed in the first clamping shell 801.

The breast board structure 7 includes the surrounding baffle 701, square logical groove 702, bracing piece 703 and water drainage tank 704, surrounding baffle 701 fixed connection is on the top lateral wall of cofferdam board 1, equidistant departure is equipped with square logical groove 702 and water drainage tank 704 on the lateral wall of surrounding baffle 701, water drainage tank 704 is located the bottom of surrounding baffle 701, equidistant fixed connection bracing piece 703 on the lateral wall of surrounding baffle 701 left side, square logical groove 702 on the surrounding baffle 701 can make things convenient for the wind to pass and reduce the windage.

The water receiving structure 6 comprises a water receiving shell 601 and a supporting plate 602, wherein the water receiving shell 601 is fixedly connected to the outer side wall of the left side of the surrounding baffle 701, the other end of a supporting rod 703 is fixedly connected to the inner side wall of the water receiving shell 601, the supporting plate 602 is fixedly connected to the outer side wall of the water receiving shell 601, the other side of the supporting plate 602 is fixedly connected to the top of the supporting block 10, and when water waves on the water surface flow into the surrounding weir plate 1 inside the square through groove 702, the water waves can fall into the water receiving shell 601 and slide downwards along the side wall of the water receiving shell 601, and are discharged through the water discharge groove 704.

When the water-saving type water-draining cofferdam plate is used, the inserting rod I2 is inserted into underwater land, the surrounding baffle 701 is fixed, the clamping square rod I803 is integrally inserted into the clamping sleeve shell 801 when the surrounding baffles 701 are connected, the clamping plate 501 is clamped into the clamping frame 502, the clamping groove I802 and the clamping groove II 804 correspond to each other in position, the threaded sleeve 902 is rotated, the clamping square rod II 905 is slidably connected in the clamping groove I802, the rotation of the threaded rod 904 can be limited, the threaded sleeve 902 rotates to drive the threaded rod 904 to move, the threaded rod 904 drives the clamping square rod II 905 to move to two sides, the clamping square rod II 905 is inserted into the clamping groove II 804, the clamping square rod I803 is fixed in the clamping sleeve shell 801, the clamping plate 501 is clamped in the clamping frame 502, the two cofferdam plates 1 are tightly connected, a large gap is avoided, after the cofferdam plates 1 are well connected, the supporting frame 3 is fixedly connected to the left side of the supporting frame 1 through the fixing bolts 11, the inserting rod II 905 at the bottom of the supporting frame 3 is slidably connected in the clamping groove I802, the water-saving type water-draining type water-saving type water-draining sleeve plate 702 is convenient to move downwards, the water-draining sleeve body 702 is prevented from penetrating into the inside the surrounding groove 1, the surrounding groove is convenient to form a water-draining structure, and the water-draining device is convenient to stably, and the water-draining device is convenient to slide inside the water-draining device is reduced, and can be connected to the inside the water-draining plate 1, and has a water-draining structure, and can be conveniently connected to the water-draining in the water-draining box, and a water tank, and is connected.

The utility model has the advantages that:

1. the utility model has reasonable structure, the whole clamping square rod I is inserted into the clamping sleeve shell, the clamping plate is clamped into the clamping frame along with the clamping square rod I, the clamping groove I and the clamping groove II are mutually corresponding in position, the threaded sleeve is rotated, the threaded sleeve can rotate to drive the threaded rod to move, the threaded rod drives the clamping square rod II to move towards two sides, the clamping square rod II is inserted into the clamping groove II, the clamping square rod I is fixed in the clamping sleeve shell, and the clamping plate is clamped in the clamping frame, so that the two cofferdam plates are tightly connected, larger gaps are avoided, and water infiltration is prevented.

2. The utility model has reasonable structure, the square through groove on the surrounding baffle plate can facilitate wind to pass through to reduce wind resistance, when water waves on the water surface rush into the square through groove to enter the cofferdam plate, the water waves can fall into the water receiving shell and slide downwards along the side wall of the water receiving shell, and the water is discharged through the water discharging groove, so that the wind resistance is reduced conveniently, and meanwhile, the water can be prevented from entering the cofferdam.

The circuit, the electronic components and the modules are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection of the utility model does not relate to the improvement of software and a method.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A detachable collapse prevention cofferdam is characterized in that: including cofferdam board (1), joint structure one (5), water receiving structure (6), breast board structure (7), joint structure two (8) and joint structure three (9), equidistance fixed connection inserted bar one (2) on the bottom lateral wall of cofferdam board (1), the top of cofferdam board (1) is provided with water receiving structure (6) and breast board structure (7), the left side of cofferdam board (1) is provided with joint structure two (8) and joint structure three (9), fixed connection supporting shoe (10) on the lateral wall on cofferdam board (1) left side, supporting shoe (10) pass through fixing bolt (11) fixed connection support frame (3), equidistance fixed connection inserted bar two (4) on the bottom lateral wall of support frame (3), be provided with joint structure one (5) on the lateral wall on the front and the back of cofferdam board (1).

2. A removable collapse prevention cofferdam as in claim 1, wherein: the first clamping structure (5) comprises a clamping plate (501) and a clamping frame (502), the clamping plate (501) is fixedly connected to the outer side wall of the back face of the cofferdam plate (1), the clamping frame (502) is fixedly connected to the outer side wall of the front face of the cofferdam plate (1), and the clamping plate (501) and the clamping frame (502) are matched with each other.

3. A removable collapse prevention cofferdam as in claim 1, wherein: the second clamping structure (8) comprises a first clamping sleeve (801), a first clamping groove (802), a first clamping square rod (803) and a second clamping groove (804), the first clamping sleeve (801) is fixedly connected to the left outer side wall of the cofferdam plate (1), the first clamping groove (802) is formed in the top and bottom side walls of the first clamping sleeve (801), the first clamping square rod (803) is fixedly connected to the outer side wall of the back of the first clamping sleeve (801), the second clamping groove (804) is formed in the side wall of the first clamping square rod (803), and the first clamping sleeve (801) are matched with each other.

4. A removable collapse prevention cofferdam as in claim 1, wherein: the three (9) of joint structure includes fixed ring frame (901), screw sleeve (902), rotates groove (903), threaded rod (904) and joint square rod two (905), offered on the lateral wall of screw sleeve (902) and rotated groove (903), fixed ring frame (901) is connected in rotation groove (903), fixed ring frame (901) fixed connection is on the left lateral wall of cofferdam board (1), the screw opposite direction of two internal screw threads in screw sleeve (902), screw sleeve (902) internal thread connection threaded rod (904), the tip fixed connection joint square rod two (905) of threaded rod (904), joint square rod two (905) sliding connection is in joint groove one (802), joint square rod two (905) and joint groove two (804) cooperate each other.

5. A removable collapse prevention cofferdam as in claim 1, wherein: the baffle structure (7) comprises a baffle plate (701), square through grooves (702), supporting rods (703) and drainage grooves (704), wherein the baffle plate (701) is fixedly connected to the outer side wall of the top of the cofferdam plate (1), the square through grooves (702) and the drainage grooves (704) are formed in the side wall of the baffle plate (701) in an equidistant manner, the drainage grooves (704) are located at the bottom of the baffle plate (701), and the supporting rods (703) are fixedly connected to the outer side wall of the left side of the baffle plate (701) in an equidistant manner.

6. A removable collapse prevention cofferdam as in claim 1, wherein: the water receiving structure (6) comprises a water receiving shell (601) and a supporting plate (602), wherein the water receiving shell (601) is fixedly connected to the outer side wall of the left side of the surrounding baffle plate (701), the other end of a supporting rod (703) is fixedly connected to the inner side wall of the water receiving shell (601), the supporting plate (602) is fixedly connected to the outer side wall of the water receiving shell (601), and the other side of the supporting plate (602) is fixedly connected to the top of the supporting block (10).