CN211816341U - Bridge cofferdam structure - Google Patents
Bridge cofferdam structure Download PDFInfo
- Publication number
- CN211816341U CN211816341U CN201922423153.8U CN201922423153U CN211816341U CN 211816341 U CN211816341 U CN 211816341U CN 201922423153 U CN201922423153 U CN 201922423153U CN 211816341 U CN211816341 U CN 211816341U
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- steel sheet
- mount
- connecting rod
- column
- away
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Abstract
The utility model relates to a bridge cofferdam structure relates to the technical field of engineering and construction facilities, and it includes the steel sheet of a plurality of mutual concatenations, and one side that the steel sheet was contradicted with adjacent steel sheet is provided with spacing lug, and the embedded groove that supplies spacing lug embedding installation is seted up to one side that the steel sheet is relative with spacing lug, is provided with the rubber gasket of laying in the embedded groove on the steel sheet, and rubber gasket one side is contradicted with the embedded groove lateral wall, and the rubber gasket opposite side is contradicted with spacing lug each other, can dismantle on the adjacent steel sheet lateral wall and be connected with the connecting piece. The utility model discloses the faster effect of work efficiency has when the installation cofferdam.
Description
Technical Field
The utility model belongs to the technical field of the technique of engineering and building facility and specifically relates to a bridge cofferdam structure is related to.
Background
The cofferdam is a temporary enclosure structure constructed for constructing permanent water conservancy facilities in the water conservancy project construction. The cofferdam has the functions of preventing water and soil from entering the building position of the building so as to drain water in the cofferdam, excavate a foundation pit and build the building. The cofferdam is mainly used in hydraulic buildings in general, and the cofferdam is dismantled after being used up except for being used as a part of a formal building.
As shown in the attached drawing 1, the existing small cofferdam is made of a plurality of arc-shaped steel plates 1, the arc-shaped steel plates 1 are spliced with each other to form a hollow cofferdam, the steel plates 1 and the steel plates 1 are spliced with each other and then fixed between the steel plates 1 in a welding mode, the cofferdam is hoisted to a preset water area through a crane, after water in the cofferdam is pumped, construction operation can be carried out in the cofferdam, and after the construction is finished, the cofferdam is hoisted away.
The above prior art solutions have the following drawbacks: because the cofferdam passes through welded fastening through a plurality of steel sheets, with welded work load great after the concatenation between the steel sheet, and need professional just can operate, operating time is long, and work efficiency is low, has the space of improvement in addition.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a bridge cofferdam structure, work efficiency is faster when the installation.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a bridge cofferdam structure, includes the steel sheet of a plurality of mutual concatenations, one side that the steel sheet contradicts with adjacent steel sheet is provided with spacing lug, the embedded groove that supplies spacing lug embedding installation is seted up to one side that the steel sheet is relative with spacing lug, be provided with the rubber gasket of laying in the embedded groove on the steel sheet, rubber gasket one side is contradicted with the embedded groove lateral wall, rubber gasket opposite side and spacing lug are contradicted each other, and are adjacent can dismantle on the steel sheet lateral wall and be connected with the connecting piece.
Through adopting above-mentioned technical scheme, the steel sheet is mutually supported with the connecting piece, when the actual installation, only needs to splice each other between the steel sheet, and the rethread connecting piece is fixed the steel sheet, can realize the setting in cofferdam, and convenient operation improves the efficiency of cofferdam installation, and spacing lug and embedded groove mutually support for because spacing lug is difficult for taking place to rock the separation with the limiting displacement of embedded groove after the steel sheet splices each other, improve the stability of installation between the steel sheet.
The present invention may be further configured in a preferred embodiment as: the connecting piece comprises a first connecting rod, a first connecting column, a second connecting rod, a second connecting column and a connecting sleeve;
the utility model discloses a steel plate, including the head rod, the head rod is connected on the steel sheet lateral wall, the first spliced pole rotates to be connected in the head rod and keeps away from the one end of steel sheet, the second connecting rod is connected on the lateral wall of adjacent steel sheet, the second spliced pole rotates to be connected in the one end that the steel sheet was kept away from to the second connecting rod, the adapter sleeve cover locate on the first spliced pole and with second spliced pole screw-thread fit, the one end an organic whole that the head rod was kept away from to the first spliced pole is provided with the stopper, an organic whole is provided with the touch multitouch that supports.
Through adopting above-mentioned technical scheme, when the actual installation, because head rod and second connecting rod are connected on the steel sheet, the first spliced pole rotates to be connected on the head rod, the second spliced pole rotates to be connected on the second connecting rod, at the thread tightening through adapter sleeve and second spliced pole, when adapter sleeve thread tightening is on the second spliced pole, can stimulate the stopper to the direction of second spliced pole, thereby it is tight to push each other between the drive steel sheet, thereby prevent that water from permeating to the cofferdam in the gap between the steel sheet, improve the stability of installation between the steel sheet.
The present invention may be further configured in a preferred embodiment as: a first fixing column is integrally arranged at one end, away from the limiting block, of the first connecting column, a first connecting ball is integrally arranged at one end, away from the first connecting column, of the first fixing column, and a first pivoting cover pivoted with the first connecting ball is fixedly connected to one end, away from the steel plate, of the first connecting rod;
the one end an organic whole that the second spliced pole is close to the second connecting rod is provided with the second fixed column, the one end an organic whole that the second spliced pole was kept away from to the second fixed column is provided with the second and connects the ball, the one end fixedly connected with that the steel sheet was kept away from to the second connecting rod is connected the second pin joint lid of ball pin joint with the second.
By adopting the technical scheme, the first connecting ball and the first pivoting cover are matched with each other, and when the first connecting ball is actually installed, the first connecting ball is only needed to be installed between the first pivoting cover and the first connecting rod, so that the first connecting ball and the first pivoting cover are pivoted, and the effect of rotary connection between the first connecting column and the first connecting rod is achieved; the second is connected the ball and is mutually supported with second pin joint lid, when actual installation, only need to connect the ball with the second and install to between second pin joint lid and the second connecting rod, make the second connect the ball and realize the pin joint with second pin joint lid, thereby make second connecting rod and second spliced pole realize rotating the effect of being connected, realize rotating with the head rod when the head rod and be connected, after the second connecting rod realizes rotating with the second spliced pole and is connected, can be more convenient aim at the second spliced pole with the adapter sleeve, more convenient connect adjacent steel sheet, and the work efficiency is improved.
The present invention may be further configured in a preferred embodiment as: the steel plate connecting structure is characterized in that a first threaded portion is integrally formed in one side, close to the steel plate, of the first connecting rod, a second threaded portion is integrally formed in one side, close to the steel plate, of the second connecting rod, and threaded holes for fixing the first threaded portion and the second threaded portion are formed in the steel plate.
Through adopting above-mentioned technical scheme, first screw thread portion, second screw thread portion and screw hole mutually support, can be more convenient with head rod and second connecting rod threaded fixation on the steel sheet, convenient operation improves the efficiency of head rod and second connecting rod installation.
The present invention may be further configured in a preferred embodiment as: one side an organic whole that the rubber gasket is close to the embedded groove lateral wall is provided with a plurality of joint posts, set up on the steel sheet and supply joint post joint and with the joint groove of embedded groove intercommunication each other.
Through adopting above-mentioned technical scheme, the joint post is mutually supported with the joint groove, when installing the embedded groove on the steel sheet with the rubber gasket, only need with the joint post joint on the rubber gasket to the joint groove in, can install the rubber gasket to the steel sheet on, convenient operation improves the efficiency of rubber gasket installation.
The present invention may be further configured in a preferred embodiment as: the utility model discloses a steel plate, including steel sheet, first mount, second mount, steel sheet one end inlays to be established and is fixed with first mount, set up on the first mount and supply the steel sheet to inlay the first mounting groove of establishing the installation, the steel sheet other end inlays to be established and is fixed with the second mount, set up on the second mount and supply the steel sheet to inlay the second mounting groove of establishing the installation.
Through adopting above-mentioned technical scheme, first mount and second mount are mutually supported, and when the actual installation, first mount and second mount can be fixed the steel sheet of splicing for difficult the scattering after the steel sheet concatenation is accomplished, further improve the stability of installation between the steel sheet.
The present invention may be further configured in a preferred embodiment as: be provided with the splice bar between first mount and the second mount, splice bar one end an organic whole is provided with the butt piece of contradicting each other with first mount, the one end screw-thread fit that the splice bar was kept away from the butt piece has the fixation nut who contradicts fixedly with the second mount.
Through adopting above-mentioned technical scheme, the splice bar is mutually supported with fixation nut, when carrying out relative fixed with first mount and second mount again, through the fastening of splice bar, with first mount and second mount taut, improve the stability of installation to improve the effect of the stability of connecting between the steel sheet.
The present invention may be further configured in a preferred embodiment as: and the first fixing frame is provided with a limiting groove for embedding and limiting the butting block.
Through adopting above-mentioned technical scheme, the setting of spacing groove, when fixation nut carries out the screw-thread tightening with the splice bar, the spacing groove is spacing with the butt piece for relative rotation can not take place for the butt piece, improves the effect that fixation nut fastened, thereby improves the stability of installation between first mount and the second mount.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the steel plate is matched with the connecting piece, so that the working time of cofferdam installation is reduced, and the efficiency of cofferdam installation is improved;
2. the first fixing frame and the second fixing frame are matched with each other, so that the steel plates are more stably installed;
3. thereby the stability of installation between the steel sheet is improved to the setting of splice bar, improves the stability of first mount and second mount installation.
Drawings
Fig. 1 is a schematic diagram of a comparative structure of a conventional cofferdam.
Fig. 2 is a schematic structural diagram of the cofferdam of the present invention.
Fig. 3 is a first schematic structural diagram of the first and second fixing frames and the steel plate.
Fig. 4 is a second schematic structural diagram of the first and second fixing frames and the steel plate.
Fig. 5 is an exploded view of the first connector.
Fig. 6 is an exploded view of the second connector.
Fig. 7 is a schematic structural view of a steel plate and a lower rubber sealing sheet.
Fig. 8 is a schematic structural view of the portion a of the snap post and the snap groove in fig. 7.
In the figure, 1, steel plate; 2. a limiting bump; 3. a groove is embedded; 4. a rubber sealing sheet; 5. a connecting member; 6. a first connecting rod; 7. a first connecting column; 8. a second connecting rod; 9. a second connecting column; 10. connecting sleeves; 11. a limiting block; 12. a contact block; 13. a first fixed column; 14. a first connecting ball; 15. a first pivoting cover; 16. a second fixed column; 17. a second connecting ball; 18. a second pivoting cover; 19. a first threaded portion; 20. a second threaded portion; 21. a threaded hole; 22. a clamping column; 23. a clamping groove; 24. a first fixing frame; 25. a first mounting groove; 26. a second fixing frame; 27. a second mounting groove; 28. connecting ribs; 29. a butting block; 30. fixing a nut; 31. a limiting groove; 32. a hollow-out section; 33. and (4) connecting strips.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 2, the bridge cofferdam structure disclosed by the utility model comprises a plurality of steel plates 1 which are spliced with each other, wherein a first fixing frame 24 is fixedly embedded in one end of each steel plate 1, and a second fixing frame 26 is fixedly embedded in the other end of each steel plate 1; and the side wall of the adjacent steel plate 1 is detachably connected with a connecting piece 5.
Referring to fig. 3 and 4, the first fixing frame 24 and the second fixing frame 26 are made of metal material and have certain strength; offer on the first mount 24 and supply steel sheet 1 to inlay the first mounting groove 25 of establishing the installation, offer on the second mount 26 and supply steel sheet 1 to inlay the second mounting groove 27 of establishing the installation, first mounting groove 25 is the counter bore groove with first mounting groove 25, and first mounting groove 25 and second mounting groove 27 offer in first mount 24 and the relative one side of second mount 26, when actual installation, with steel sheet 1 splice and imbed to first mounting groove 25 and second mounting groove 27 in can.
A connecting rib 28 is arranged between the first mounting frame and the second mounting frame, the connecting rib 28 is made of steel bars, one end of the connecting rib 28 is integrally provided with a butting block 29 which is butted against the first mounting frame, and the butting block 29 is formed by arranging polygonal rectangular blocks; a fixing nut 30 which is fixedly abutted with the second mounting frame is in threaded fit with one end of the connecting rib 28, which is far away from the abutting block 29; during actual installation, after the steel plate 1 is spliced and embedded into the first installation groove 25 and the second installation groove 27, the first installation frame and the second installation frame are tightened through the threaded fixing of the fixing nut 30 and the connecting rib 28.
Offer on the first mounting bracket and supply the spacing groove 31 of butt piece 29 embedding, when fixation nut 30 and splice bar 28 screw-thread fit, butt piece 29 embedding to spacing groove 31 for butt piece 29 and splice bar 28 can not garrulous fixation nut 30 together rotatory.
Referring to fig. 5 and 6, the connecting member 5 is made of metal, and the connecting member 5 includes a first connecting rod 6, a first connecting post 7, a second connecting rod 8, a second connecting post 9 and a connecting sleeve 10.
First connecting rod 6 threaded connection is on 1 lateral wall of steel sheet, first spliced pole 7 rotates to be connected in the one end that steel sheet 1 was kept away from to first connecting rod 6, 8 threaded connection of second connecting rod are on adjacent steel sheet 1's lateral wall, second spliced pole 9 rotates to be connected in the one end that steel sheet 1 was kept away from to second connecting rod 8, adapter sleeve 10 cover locate on first spliced pole 7 and with 9 screw-thread fit of second spliced pole, the one end an organic whole that first connecting rod 6 was kept away from to first spliced pole 7 is provided with stopper 11, an organic whole is provided with the conflict piece 12 with 11 spacing conflicts of stopper on the adapter sleeve 10.
A first threaded portion 19 is integrally formed on one side, close to the steel plate 1, of the first connecting rod 6, a second threaded portion 20 is integrally formed on one side, close to the steel plate 1, of the second connecting rod 8, and a threaded hole 21 for fixing the first threaded portion 19 and the second threaded portion 20 in a threaded manner is formed in the steel plate 1.
A first fixing column 13 is integrally arranged at one end, away from the limiting block 11, of the first connecting column 7, a first connecting ball 14 is integrally arranged at one end, away from the first connecting column 7, of the first fixing column 13, and a first pivoting cover 15 which is pivoted with the first connecting ball 14 is fixedly welded at one end, away from the steel plate 1, of the first connecting rod 6; the first pivot cover 15 is a cylindrical structure with a hollow center.
A second fixing column 16 is integrally arranged at one end, close to the second connecting rod 8, of the second connecting column 9, a second connecting ball 17 is integrally arranged at one end, far away from the second connecting column 9, of the second fixing column 16, and a second pivoting cover 18 pivoted with the second connecting ball 17 is fixedly welded at the two ends, far away from the steel plate 1, of the second connecting rod 8; the second pivotal cover 18 has a cylindrical structure with a hollow center.
During actual installation, first connecting rod 6 is connected to steel plate 1 through threads, then first connecting ball 14 on first connecting column 7 is placed in hollow portion 32 of first pivot cover 15, and finally connecting strip 33 of first pivot cover 15 is welded to first connecting rod 6, and the same principle is used when second connecting rod 8 and second connecting column 9 are installed.
Referring to fig. 7 and 8, a limiting convex block 2 is integrally arranged on one side of the steel plate 1, which is abutted against the adjacent steel plate 1, and a limiting convex strip is arranged in an arc shape in a protruding manner; an embedded groove 3 for embedding and installing the limiting lug 2 is formed in one side, opposite to the limiting lug 2, of the steel plate 1, and when the steel plates 1 are mutually spliced, the limiting lug 2 is embedded into the embedded groove 3; the steel plate 1 is provided with a rubber sealing sheet 4 laid in the embedded groove 3, and the rubber sealing sheet 4 is of an arc sheet structure matched with the embedded groove 3; rubber seal 4 one side is contradicted with 3 lateral walls of embedded groove, and 4 opposite sides of rubber seal are contradicted each other with spacing lug 2. One side an organic whole that rubber gasket 4 is close to 3 lateral walls of embedded groove is provided with a plurality of joint posts 22, sets up on steel sheet 1 and supplies joint post 22 joint and with the joint groove 23 of 3 mutual intercommunications in embedded groove. The clamping column 22 on the rubber sealing sheet 4 is clamped into the clamping groove 23, and then the rubber sealing sheet 4 can be fixed on the steel plate 1.
The implementation principle of the embodiment is that during actual installation, the rubber sealing pieces 4 are installed on the steel plates 1, the steel plates 1 are spliced with each other and fixed through the connecting pieces 5, the first fixing frame 24 and the second fixing frame 26 are used for fixing and limiting the steel plates 1 and are fastened through the connecting ribs 28, and finally the cofferdam is hung to a preset area through a crane.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a bridge cofferdam structure, includes a plurality of steel sheet (1) of splicing each other, its characterized in that: one side that steel sheet (1) contradicted with adjacent steel sheet (1) is provided with spacing lug (2), embedded groove (3) of confession spacing lug (2) embedding installation are seted up to steel sheet (1) and one side that spacing lug (2) are relative, be provided with rubber gasket (4) of laying in embedded groove (3) on steel sheet (1), rubber gasket (4) one side is contradicted with embedded groove (3) lateral wall, rubber gasket (4) opposite side is contradicted each other with spacing lug (2), and is adjacent can dismantle on steel sheet (1) lateral wall and be connected with connecting piece (5).
2. The bridge cofferdam structure of claim 1, wherein: the connecting piece (5) comprises a first connecting rod (6), a first connecting column (7), a second connecting rod (8), a second connecting column (9) and a connecting sleeve (10);
connect on steel sheet (1) lateral wall in head rod (6), first spliced pole (7) are rotated and are connected in head rod (6) and keep away from the one end of steel sheet (1), second connecting rod (8) are connected on the lateral wall of adjacent steel sheet (1), second spliced pole (9) are rotated and are connected in the one end of keeping away from steel sheet (1) in second connecting rod (8), adapter sleeve (10) cover locate on first spliced pole (7) and with second spliced pole (9) screw-thread fit, the one end an organic whole that head rod (6) were kept away from in head rod (7) is provided with stopper (11), an organic whole is provided with and stopper (11) spacing conflict to touch multitouch (12) on adapter sleeve (10).
3. The bridge cofferdam structure of claim 2, wherein: a first fixing column (13) is integrally arranged at one end, away from the limiting block (11), of the first connecting column (7), a first connecting ball (14) is integrally arranged at one end, away from the first connecting column (7), of the first fixing column (13), and a first pivoting cover (15) which is pivoted with the first connecting ball (14) is fixedly connected to one end, away from the steel plate (1), of the first connecting rod (6);
one end of the second connecting column (9) close to the second connecting rod (8) is integrally provided with a second fixing column (16), one end of the second fixing column (16) far away from the second connecting column (9) is integrally provided with a second connecting ball (17), and one end of the second connecting rod (8) far away from the steel plate (1) is fixedly connected with a second pin joint cover (18) pin-jointed with the second connecting ball (17).
4. The bridge cofferdam structure of claim 2, wherein: the steel plate connecting structure is characterized in that a first threaded portion (19) is integrally formed in one side, close to the steel plate (1), of the first connecting rod (6), a second threaded portion (20) is integrally formed in one side, close to the steel plate (1), of the second connecting rod (8), and threaded holes (21) for fixing the first threaded portion (19) and the second threaded portion (20) in a threaded mode are formed in the steel plate (1).
5. The bridge cofferdam structure of claim 1, wherein: rubber gasket (4) are close to one side an organic whole of embedded groove (3) lateral wall and are provided with a plurality of joint posts (22), offer on steel sheet (1) supply joint post (22) joint and with embedded groove (3) joint groove (23) of intercommunication each other.
6. The bridge cofferdam structure of claim 1, wherein: steel sheet (1) one end is inlayed and is established and be fixed with first mount (24), offer on first mount (24) and supply steel sheet (1) to inlay first mounting groove (25) of establishing the installation, steel sheet (1) other end inlays and establishes and is fixed with second mount (26), offer on second mount (26) and supply steel sheet (1) to inlay second mounting groove (27) of establishing the installation.
7. The bridge cofferdam structure of claim 6, wherein: be provided with between first mount (24) and second mount (26) splice bar (28), splice bar (28) one end an organic whole is provided with butt piece (29) of contradicting each other with first mount (24), the one end screw-thread fit that butt piece (29) was kept away from in splice bar (28) has and contradicts fixed fixation nut (30) with second mount (26).
8. The bridge cofferdam structure of claim 7, wherein: and a limiting groove (31) for embedding and limiting the abutting block (29) is formed in the first fixing frame (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922423153.8U CN211816341U (en) | 2019-12-28 | 2019-12-28 | Bridge cofferdam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922423153.8U CN211816341U (en) | 2019-12-28 | 2019-12-28 | Bridge cofferdam structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211816341U true CN211816341U (en) | 2020-10-30 |
Family
ID=73037350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922423153.8U Expired - Fee Related CN211816341U (en) | 2019-12-28 | 2019-12-28 | Bridge cofferdam structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211816341U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112900484A (en) * | 2021-01-23 | 2021-06-04 | 北京新兴保信建设工程有限公司 | Greening assembled retaining wall |
-
2019
- 2019-12-28 CN CN201922423153.8U patent/CN211816341U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112900484A (en) * | 2021-01-23 | 2021-06-04 | 北京新兴保信建设工程有限公司 | Greening assembled retaining wall |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 Termination date: 20211228 |