CN210369000U - Cofferdam structure for hydraulic construction of hydraulic and hydroelectric engineering - Google Patents
Cofferdam structure for hydraulic construction of hydraulic and hydroelectric engineering Download PDFInfo
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- CN210369000U CN210369000U CN201920588953.2U CN201920588953U CN210369000U CN 210369000 U CN210369000 U CN 210369000U CN 201920588953 U CN201920588953 U CN 201920588953U CN 210369000 U CN210369000 U CN 210369000U
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Abstract
The utility model discloses a cofferdam structure for hydraulic and hydroelectric engineering hydraulic structure construction, including the steel sheet pile, agree with each other between the steel sheet pile and connect to become the rectangle and encircle the distribution, and the inner wall of the rectangle that the steel sheet pile constitutes is connected with structure assorted limit frame, be provided with the crossbeam in the limit frame, the both ends of crossbeam are connected perpendicularly with the both sides lateral wall of limit frame respectively to on average cut apart into two rectangular parts with the limit frame, be provided with the support frame in every rectangular part respectively, and the four corners of support frame respectively with rectangular part's four sides are connected. This cofferdam structure for hydraulic engineering hydraulic structure construction adopts the structural design of angle branch, support frame, diagonal brace and crossbeam, forms a plurality of little regional supports in the steel sheet pile, and the whole part is broken into parts to the overall stability of the device has been improved, and through the big space design in the support frame of rhombus, make staff and mechanical equipment can be convenient operate steel sheet pile inner space.
Description
Technical Field
The utility model relates to a hydraulic and hydroelectric engineering technical field specifically is a cofferdam structure for hydraulic engineering building construction.
Background
Because need do the construction during the foundation ditch construction in the aquatic, this needs keep off soil and water in the foundation ditch outside, need use steel sheet pile or other temporary structure to carry out the shutoff to the soil and water in the outside this time, this is the cofferdam. The steel sheet pile cofferdam is formed by inserting and driving steel sheet piles one by one, the steel sheet piles are mutually engaged and finally sealed into a whole, and water and soil on the outer side can be blocked.
The cofferdam structure needs to support the inner side of the cofferdam, steel pipes and steel materials need to be selected according to the size and the depth of the cofferdam for supporting, a small cofferdam can be constructed by the experience of constructors, but when the large cofferdam is encountered, the common supporting mode is difficult, the supporting is difficult, and the overall structural stability of the cofferdam cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cofferdam structure is used in hydraulic and hydroelectric engineering hydraulic construction to the large-scale cofferdam that proposes is difficult to strut the not enough stable problem of overall structure in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a cofferdam structure for hydraulic construction of hydraulic and hydroelectric engineering comprises steel sheet piles which are mutually matched and connected, and are distributed in a rectangular surrounding way, the inner wall of the rectangle formed by the steel sheet piles is connected with a side frame with matched structure, a cross beam is arranged in the side frame, two ends of the cross beam are respectively and vertically connected with two side walls of the side frame, the side frame is divided into two rectangular parts, a supporting frame is respectively arranged in each rectangular part, four corners of each supporting frame are respectively connected with four sides of the rectangular part, and the four sides of the supporting frame are respectively connected with an inclined stay bar, the other end of the inclined stay bar at one side of the supporting frame corresponding to the cross beam is respectively connected with the end part of the cross beam, and the other end of the diagonal brace on the other side of the supporting frame is respectively connected with the angle supporting rod, the two ends of the angle supporting rod are respectively connected with the two sides of the side frame, and a triangle is formed between the angle supporting rod and the side frame.
Preferably, one end of the angle supporting rod is hinged with one side of the side frame, and the other end of the angle supporting rod is connected with the other side of the side frame through a bolt.
Preferably, the angle of the connecting part of the inclined strut, the angle strut and the support frame is vertical, and the support frame is rhombic.
Preferably, the cross section of the side frame is in an I shape, triangular support sheets are symmetrically arranged on two sides of the I shape of the side frame, and the support sheets are uniformly distributed along the side frame.
Preferably, the cross section of the cross beam is I-shaped.
Compared with the prior art, the beneficial effects of the utility model are that: this cofferdam structure for hydraulic engineering hydraulic structure construction adopts the structural design of angle branch, support frame, diagonal brace and crossbeam, forms a plurality of little regional supports in the steel sheet pile, and the whole part is broken into parts to the overall stability of the device has been improved, and through the big space design in the support frame of rhombus, make staff and mechanical equipment can be convenient operate steel sheet pile inner space.
Drawings
FIG. 1 is a front view of a cofferdam structure for hydraulic construction of hydraulic and hydroelectric engineering of the utility model, which modifies the filling mode, otherwise, the support frame includes a plurality of misunderstandings;
FIG. 2 is a sectional view of a-a in the structure diagram 1 of the cofferdam for hydraulic construction of hydraulic and hydro-power engineering of the utility model;
fig. 3 is the utility model relates to a cofferdam structure crossbeam cross-sectional view is used in hydraulic and hydroelectric engineering hydraulic construction.
In the figure: 1. angle strut, 2, support frame, 3, diagonal brace, 4, crossbeam, 5, steel sheet pile, 6, limit frame, 7, backing sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a cofferdam structure for hydraulic engineering and hydraulic construction comprises steel sheet piles 5, wherein the steel sheet piles 5 are mutually matched and connected and are distributed in a rectangular surrounding manner, the inner wall of the rectangle formed by the steel sheet piles 5 is connected with a side frame 6 with a matched structure, the side frame 6 is rectangular, the outer wall of the side frame 6 is connected with the steel sheet piles 5 through bolts, the cross section of the side frame 6 is in an I shape, triangular support sheets 7 are symmetrically arranged on two sides of the I shape of the side frame 6, the support sheets 7 are welded with the side frame 6, the support sheets 7 are uniformly distributed on the side frame 6, the structure can play a reinforcing effect on the side frame 6, so that the side frame 6 is firmer, a cross beam 4 is arranged in the side frame 6, the cross section of the cross beam 4 is in the I shape, two ends of the cross beam 4 are respectively and vertically connected with two side walls of the side frame 6 through bolts, the side frame 6 is equally divided into two rectangular parts, a support frame 2 is arranged in each rectangular part, each support frame 2 is in a diamond shape, four corners of each support frame 2 are connected with four sides of the rectangular part respectively, the upper end, the lower end and the left end of each support frame 2 are connected with three sides of each side frame 6 through bolts, the right end of each support frame 2 is connected with a cross beam 4 through bolts, four sides of each support frame 2 are connected with inclined support rods 3 respectively, the inclined support rods 3 are connected with the support frames 2 through bolts, the connecting positions of the inclined support rods 3, the corner support rods 1 and the support frames 2 are perpendicular, the perpendicular supporting angles enable stress to be more uniform and stable, and therefore the support frames are firmer, the other ends of the inclined support rods 3, corresponding to one side of the cross beam 4, of the support frames 2 are connected with the end portions of the cross beam 4 respectively, the other ends of the, The angle supporting rods 1 are all connected through bolts, one end of each angle supporting rod 1 is hinged with one side of the side frame 6, the angle supporting rods 1 can rotate in a hinged mode, one end of each angle supporting rod 1 can be connected with the side frame 6 in advance, thereby saving the actual installation time on the construction site, the other end of the angle supporting rod 1 is connected with the other side of the side frame 6 through a bolt, the design of the angle supporting rod 1 can improve the fastening property of the four-corner connection of the side frame 6, the two ends of the angle supporting rod 1 are respectively connected with the two sides of the side frame 6, and forms a triangle with the side frame 6, the triangle structure is very stable, through the structural design of the angle pole support 1, the support frame 2, the diagonal brace 3 and the cross beam 4, a plurality of small area supports are formed in the steel sheet pile 5, and the whole part is broken into parts, so that the overall stability of the device is improved, and through the large space design in the rhombic support frame 2, workers and mechanical equipment can conveniently operate the inner space of the steel sheet pile 5.
The working principle is as follows: when the cofferdam structure for hydraulic construction of the hydraulic and hydroelectric engineering is used, whether parts of the cofferdam structure are damaged or not firmly connected is checked, the cofferdam structure is used after the parts are checked to be correct, the cross beam 4 is transversely arranged in the side frame 6, the side frame 6 is averagely divided into two rectangular supporting areas, a supporting frame 2, an inclined strut 3 and a corner strut 1 are arranged in each supporting area, the supporting frame 2 is rhombic, the inclined strut 3 is vertically connected with four sides of the supporting frame 2, the corner struts 1 are positioned at four vertical corners of the side frame 6 and form a triangle with the side frame 6, the rectangular supporting area is divided into a plurality of triangular and trapezoidal supporting areas by the structure, the supporting frame 2, the inclined strut 3 and the corner strut 1 are mutually supported, the large supporting area is divided into parts, the pressure on the external steel sheet pile 5 can be uniformly dispersed, and the overall stability of the cofferdam structure is improved, and 2 interior extremely big spatial zone that have of rhombus support frame for staff and mechanical equipment can be convenient operate 5 inner spaces of steel sheet pile, and this is the theory of operation of cofferdam structure for hydraulic engineering hydraulic construction of this water conservancy and hydropower engineering.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a water conservancy and hydropower engineering is cofferdam structure for hydraulic construction, includes steel sheet pile (5), its characterized in that: the steel sheet piles (5) are mutually matched and connected and are distributed in a rectangular surrounding manner, the inner wall of the rectangle formed by the steel sheet piles (5) is connected with a side frame (6) with a matched structure, a cross beam (4) is arranged in the side frame (6), two ends of the cross beam (4) are respectively and vertically connected with the side walls of two sides of the side frame (6), the side frame (6) is divided into two rectangular parts, a support frame (2) is respectively arranged in each rectangular part, four corners of each support frame (2) are respectively connected with four sides of the rectangular part, four sides of each support frame (2) are respectively connected with an inclined strut (3), the other end of the inclined strut (3) of one side, corresponding to the cross beam (4), of each support frame (2) is respectively connected with the end part of the cross beam (4), and the other end of the inclined strut (3) of the other side of each support frame (2) is respectively, the two ends of the angle supporting rod (1) are respectively connected with the two sides of the side frame (6), and a triangle is formed between the angle supporting rod (1) and the side frame (6).
2. The cofferdam structure for hydraulic and hydroelectric engineering hydraulic construction of claim 1, which is characterized in that: one end of the angle supporting rod (1) is hinged with one side of the side frame (6), and the other end of the angle supporting rod (1) is connected with the other side of the side frame (6) through a bolt.
3. The cofferdam structure for hydraulic and hydroelectric engineering hydraulic construction of claim 1, which is characterized in that: the angle of the connecting part of the inclined strut (3) and the angle strut (1) and the supporting frame (2) is vertical, and the supporting frame (2) is rhombic.
4. The cofferdam structure for hydraulic and hydroelectric engineering hydraulic construction of claim 1, which is characterized in that: the cross section of the side frame (6) is I-shaped, triangular support sheets (7) are symmetrically arranged on two sides of the I-shaped side frame (6), and the support sheets (7) are uniformly distributed on the side frame (6).
5. The cofferdam structure for hydraulic and hydroelectric engineering hydraulic construction of claim 1, which is characterized in that: the cross section of the beam (4) is I-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920588953.2U CN210369000U (en) | 2019-04-27 | 2019-04-27 | Cofferdam structure for hydraulic construction of hydraulic and hydroelectric engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920588953.2U CN210369000U (en) | 2019-04-27 | 2019-04-27 | Cofferdam structure for hydraulic construction of hydraulic and hydroelectric engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210369000U true CN210369000U (en) | 2020-04-21 |
Family
ID=70258884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920588953.2U Expired - Fee Related CN210369000U (en) | 2019-04-27 | 2019-04-27 | Cofferdam structure for hydraulic construction of hydraulic and hydroelectric engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210369000U (en) |
-
2019
- 2019-04-27 CN CN201920588953.2U patent/CN210369000U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 Termination date: 20210427 |
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| CF01 | Termination of patent right due to non-payment of annual fee |