CN217923679U

CN217923679U - But hydraulic engineering is with fast assembly's steel sheet cofferdam device

Info

Publication number: CN217923679U
Application number: CN202221734297.0U
Authority: CN
Inventors: 吴国刚; 冯志铎; 苏湘芬; 谭咏思
Original assignee: Guangdong Xiangshi Construction Co ltd
Current assignee: Guangdong Xiangshi Construction Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-11-29
Anticipated expiration: 2032-07-06

Abstract

The utility model discloses a steel plate cofferdam device which can be assembled quickly and is used for hydraulic engineering, comprising a bearing plate, a ring beam and a supporting plate; both ends symmetric connection has the pterygoid lamina about the bearing plate, bearing plate and adjacent another splice in turn through the pterygoid lamina between the bearing plate, the ring beam set up in the bearing plate rear side, the fagging set up in the ring beam rear side, the pterygoid lamina front end is provided with logical straight guide post, another the pterygoid lamina front end is seted up logical straight guide way, the guide post sets up in another in the guide way in the pterygoid lamina of bearing plate. The utility model has the advantages of improve the overall stability of steel sheet pile, be difficult to between the order steel sheet pile take place the level and break away from and the condition that leaks appears, through the limiting displacement between guide post and the guide way, make each group's steel sheet keep good straightness that hangs down to penetrate the river course, need not execute and beat the equipment on used repeatedly guider, the concatenation is convenient quick more.

Description

But hydraulic engineering is with fast assembly's steel sheet cofferdam device

Technical Field

The utility model relates to a steel sheet pile cofferdam, concretely relates to but hydraulic engineering is with fast assembly's steel sheet cofferdam device.

Background

Urban infrastructure is very important to the civil development, along with the reinforcing of national forces and the improvement of construction technique, present engineering that relates to water conservancy is also more and more, including the construction of cross-water bridge, river course view construction etc. often face the substructure of structure and be in below the surface of water in the construction, including pile foundation construction, cushion cap construction and pier stud construction, underwater construction operation has certain degree of difficulty, often needs to use interim cofferdam auxiliary construction, takes out the water in the cofferdam after, carries out dry job construction again.

Among the prior art, the utility model discloses a steel sheet pile cofferdam structure is disclosed for CN 204151804U's utility model patent, including setting up a plurality of steel sheet piles all around at the foundation ditch, set up outside location steel-pipe pile outside the steel sheet pile cofferdam that the steel sheet pile formed, upper strata plane location structure outer end and outside location steel-pipe pile upper portion fixed connection and the other end along the tight steel sheet pile setting in horizontal direction top, be provided with inboard location steel-pipe pile in steel sheet pile cofferdam inboard, upper strata purlin fixed connection is in the upper portion between inboard location steel-pipe pile and the steel sheet pile cofferdam, upper strata purlin and a plurality of upper strata steel internal stay are fixed to be linked to each other, there are four brackets in every steel casing upper portion welding, lower floor precast concrete internal stay is set up on the bracket, each tip and the lower floor precast concrete internal stay are fixed to be linked to each other with lower floor's purlin, lower floor's purlin is fixed on the inner wall in steel sheet pile cofferdam, lower floor's precast concrete internal stay that is located steel casing position is full-paved with precast concrete slab. By adopting the structure, the vertical precision of the steel sheet pile can be effectively controlled. The technical key points of the patent document are that the steel pipe piles are adopted to assist the arrangement of the steel plate piles and used for controlling the vertical precision of the steel plate piles, but the construction work of the steel plate pile cofferdam is increased, the construction work is not beneficial to quickly forming a dry operation surface, the main structure of the steel plate piles has poor shock resistance, and the steel plate piles are easy to deform during deepwater construction.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a but hydraulic engineering is with fast assembly's steel sheet cofferdam device has the high advantage of overall stability, is difficult to take place the level between the steel sheet pile and breaks away from and the condition of leaking appears.

The purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a but hydraulic engineering is with fast assembly's steel sheet cofferdam device which characterized in that: comprises a bearing plate, a ring beam and a supporting plate; both ends symmetric connection has the pterygoid lamina about the bearing plate, bearing plate and adjacent another splice in turn through the pterygoid lamina between the bearing plate, the ring beam set up in the bearing plate rear side, the fagging set up in the ring beam rear side, the pterygoid lamina front end is provided with logical straight guide post, another the pterygoid lamina front end is seted up logical straight guide way, the guide post sets up in another in the pterygoid lamina of bearing plate in the guide way.

In an optional implementation mode, two groups of bilaterally symmetrical telescopic grooves are formed in the front end of the wing plate, rubber-made caulking strips are installed on the inner sides of the telescopic grooves, and elastic cushion blocks are vertically distributed on the inner sides of the telescopic grooves.

In an optional implementation manner, a middle axle column is fixedly connected in the middle of the rear end of the bearing plate, a through groove is formed in one side, facing the bearing plate, of the middle axle column, and the ring beam is arranged on the inner side of the through groove.

In an optional implementation mode, both ends fixedly connected with cantilever about the ring beam, the cantilever set up in pterygoid lamina rear side, fixedly connected with back of the body roof beam between the cantilever, the back of the body roof beam set up in well jack-post rear side.

In an optional implementation mode, clamping grooves are formed in the left end and the right end of the supporting plate, the cantilever is arranged on the inner side of the clamping grooves, and a horizontally-telescopic spring is arranged between the back beam and the supporting plate.

In an optional implementation mode, through holes are distributed in the front end of the middle shaft column at equal vertical intervals, locking holes are formed in the middle of the ring beam and are arranged on the rear side of the through holes, locking bolts are fixedly connected to the rear ends of the supporting plates and are arranged in the through holes and the inner sides of the locking holes.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model discloses a steel plate cofferdam device which can be assembled rapidly and is used for hydraulic engineering, which comprises a bearing plate, a ring beam and a supporting plate; the ring beam can vertically move in the vertical plane of the bearing plate, after the steel sheet piles are spliced and inserted into a river channel one by one, the ring beam which is vertically staggered and distributed strengthens the ability of the bearing plate to resist the impact force of water flow, and the ring beam has the advantage of improving the overall stability of the steel sheet piles, so that the steel sheet piles are not easy to horizontally break away from each other, and water leakage is avoided.

2. The utility model discloses a guide post and the guide way of setting on the pterygoid lamina utilize pterygoid lamina overlap when splicing, execute and beat the limiting displacement of equipment between through guide post and the guide way, make each group steel sheet keep good straightness that hangs down to penetrate the river course, need not execute and beat the used repeatedly guider on the equipment, and the concatenation is convenient more quick, avoids appearing vertical fissure of displacement between the steel sheet pile and leads to leaking.

3. The utility model discloses a directly set up the strip of piecing together on the pterygoid lamina, play the sealed effect of water proof to the gap between the board simultaneously when executing to beat the steel sheet pile, need not execute before beating at the steel sheet and carry out water repellent to the pterygoid lamina, the cofferdam construction can be quick expansion more.

Drawings

Fig. 1 is an assembled perspective view of a rapidly assembled steel plate cofferdam device for hydraulic engineering in embodiment 1;

FIG. 2 is a front perspective view of embodiment 1;

FIG. 3 is a rear perspective view of embodiment 1;

fig. 4 is a schematic view of the ring beam and the stay plate structure of embodiment 1.

In the figure: 1. a bearing plate; 2. a wing plate; 3. a ring beam; 4. a supporting plate; 5. a guide post; 6. a guide groove; 7. A telescopic groove; 8. twisting and sewing strips; 9. an elastic cushion block; 10. a central shaft column; 11. a through groove; 12. a cantilever; 13. a back beam; 14. a card slot; 15. a spring; 16. a through hole; 17. a locking hole; 18. and locking the bolt.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict. Except as specifically noted, the materials and equipment used in this example are commercially available. Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. In the description of the present application, "a plurality" means two or more unless specifically stated otherwise.

In the description of the present application, it should be noted that unless otherwise specifically stated or limited, the terms "connected," "communicating," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a connection through an intervening medium, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

The terms "first," "second," and the like in the description and claims of this application and in the foregoing drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. Moreover, 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.

Example 1:

referring to fig. 1-4, a rapidly assembled steel plate cofferdam apparatus for hydraulic engineering includes a bearing plate 1, a ring beam 3 and a supporting plate 4; both ends symmetric connection has pterygoid lamina 2 about the bearing plate 1, splices in turn through pterygoid lamina 2 between bearing plate 1 and another adjacent bearing plate 1, and ring beam 3 sets up in bearing plate 1 rear side, and fagging 4 sets up in ring beam 3 rear side, and 2 front ends of pterygoid lamina are provided with logical straight guide post 5, and logical straight guide way 6 has been seted up to another pterygoid lamina 2 front end, and guide post 5 sets up in guide way 6 in 2 pterygoid lamina of another bearing plate 1.

The utility model discloses in the implementation of preferred, guide post 5 is the smooth cylindrical structure in surface, adopts the steel of the same material with bearing plate 1 and pterygoid lamina 2 to make, and guide way 6 is the cell body of semi-circular indent, when executing to beat the steel sheet pile, and guide post 5 removes along guide way 6, executes perpendicularly to beat for the guide steel sheet pile.

The utility model discloses in the implementation of preferred, the flexible groove 7 of two sets of bilateral symmetry is seted up to 2 front ends of pterygoid lamina, and the strip 8 of piecing together of rubber material is installed to flexible 7 inboard sides in groove, and the inboard vertical distribution in flexible 7 in grooves has resilient cushion 9. The cross section of the telescopic groove 7 is of a T-shaped structure, the end opening of the telescopic groove is closely attached to the outer edge of the twisted seam strip 8, no gap exists, water cannot enter the telescopic groove 7, when the wing plates 2 are oppositely overlapped, the twisted seam strips 8 are mutually extruded, the contact surface is enlarged by utilizing self stress deformation, and the waterproof effect is achieved.

The utility model discloses in the implementation of preferred, jack-post 10 in the middle of the fixedly connected with in the middle of the 1 rear end of bearing plate, jack-post 10 is provided with logical groove 11 towards bearing plate 1 one side, and ring beam 3 sets up in leading to groove 11 inboardly. Ring beam 3 is U type structure, and its surface and the laminating of bearing plate 1 can vertical removal along leading to groove 11, and adjacent steel sheet pile is before executing to beat, and the position of adjustment ring beam 3 makes ring beam 3 be in crisscross height on the adjacent steel sheet pile, makes the steel sheet cofferdam that forms overall structure have higher shock resistance.

The utility model discloses in the implementation of preferred, both ends fixedly connected with cantilever 12 about ring beam 3, cantilever 12 set up in pterygoid lamina 2 rear sides, fixedly connected with back of the body roof beam 13 between cantilever 12, and back of the body roof beam 13 sets up in well jack-post 10 rear sides. The cantilever 12, which is the same purpose as the ring beam 3, is located at the rear side of the wing 2 to enhance the horizontal impact resistance of the wing 2,

the utility model discloses in the implementation of preferred, draw-in groove 14 has been seted up at both ends about fagging 4, and cantilever 12 sets up in draw-in groove 14 inboardly, installs the flexible spring 15 of level between back of the body beam 13 and fagging 4. The supporting plate 4 is buckled on the cantilever 12 through the clamping groove 14, can move horizontally and is limited by the back beam 13 and cannot be separated from the cantilever 12, and the spring 15 generates horizontal elastic thrust towards one side of the ring beam 3 to the supporting plate 4 so as to enable the supporting plate 4 to be close to the ring beam 3.

The utility model discloses in the implementation of preferred, the vertical equidistance distribution of well jack-post 10 front end has through-hole 16, has seted up locking hole 17 in the middle of the ring beam 3, and locking hole 17 sets up in the 16 rear sides of through-hole, and 4 rear end fixedly connected with locking bolts 18 of fagging, and locking bolts 18 set up in through-hole 16 and locking hole 17 inboardly. The locking bolt 18 on the supporting plate 4 is inserted into the through hole 16 and the locking hole 17 at the rear side thereof in sequence along with the movement of the supporting plate 4, the ring beam 3 is fixed at a proper height on the bearing plate 1, the automatic locking is completed by the elastic thrust provided by the spring 15, and the height adjustment is also very convenient.

Other examples are as follows:

guide post 5 and guide way 6 are not limited to cylindrical and semi-circular structure, also can adopt other similar structures, guarantee that the surface is smooth, frictional force is less when executing to beat, as long as can make its the two peg graft relatively when pterygoid lamina 2 splices relatively and form horizontal locking and do not have the structure gap can, it is more stable to guarantee between the adjacent steel sheet pile through the horizontal locking of the two, be difficult to take place horizontal separation, need not rely on the riverbed ground to keep the stability between the adjacent steel sheet pile.

Finally, it should be noted that: the above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a but hydraulic engineering is with fast assembly's steel sheet cofferdam device which characterized in that: comprises a bearing plate, a ring beam and a supporting plate; both ends symmetric connection has the pterygoid lamina about the bearing plate, bearing plate and adjacent another splice in turn through the pterygoid lamina between the bearing plate, the ring beam set up in the bearing plate rear side, the fagging set up in the ring beam rear side, the pterygoid lamina front end is provided with logical straight guide post, another the pterygoid lamina front end is seted up logical straight guide way, the guide post sets up in another in the pterygoid lamina of bearing plate in the guide way.

2. The rapidly-assembled steel plate cofferdam device for the hydraulic engineering as claimed in claim 1, wherein two sets of bilaterally symmetrical telescopic slots are formed at the front ends of the wing plates, rubber-made twisted joint strips are installed inside the telescopic slots, and elastic cushion blocks are vertically distributed inside the telescopic slots.

3. The rapidly-assembled steel plate cofferdam device for water conservancy projects according to claim 2, wherein a middle axial column is fixedly connected in the middle of the rear end of the bearing plate, a through groove is formed in one side of the middle axial column facing the bearing plate, and the ring beam is arranged inside the through groove.

4. The rapidly-assembled steel plate cofferdam device for the water conservancy project according to claim 3, wherein cantilevers are fixedly connected to the left and right ends of the ring beam, the cantilevers are arranged on the rear side of the wing plate, a back beam is fixedly connected between the cantilevers, and the back beam is arranged on the rear side of the middle axle column.

5. The rapidly-assembled steel plate cofferdam device for the water conservancy project according to claim 4, wherein the left and right ends of the supporting plate are provided with a clamping groove, the cantilever is arranged inside the clamping groove, and a horizontally-telescopic spring is arranged between the back beam and the supporting plate.

6. The rapidly-assembled steel plate cofferdam device for the water conservancy project according to claim 3, wherein through holes are vertically and equidistantly distributed at the front end of the middle shaft column, a locking hole is formed in the middle of the ring beam, the locking hole is formed in the rear side of the through hole, a locking bolt is fixedly connected to the rear end of the supporting plate, and the locking bolt is arranged inside the through hole and the locking hole.