CN114753390B - Water conservancy cofferdam with adjustable - Google Patents
Water conservancy cofferdam with adjustable Download PDFInfo
- Publication number
- CN114753390B CN114753390B CN202210481503.XA CN202210481503A CN114753390B CN 114753390 B CN114753390 B CN 114753390B CN 202210481503 A CN202210481503 A CN 202210481503A CN 114753390 B CN114753390 B CN 114753390B
- Authority
- CN
- China
- Prior art keywords
- plate
- fixedly connected
- pushing
- groove
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 238000010276 construction Methods 0.000 claims abstract description 20
- 239000002689 soil Substances 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 230000009471 action Effects 0.000 abstract description 23
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 12
- 230000000630 rising effect Effects 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/02—Restraining of open water
- E02D19/04—Restraining of open water by coffer-dams, e.g. made of sheet piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/16—Auxiliary devices rigidly or detachably arranged on sheet piles for facilitating assembly
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The application discloses water conservancy cofferdam with adjustable belongs to the technical field of hydraulic engineering construction, and comprises a fixed plate, a rotating plate and a connecting plate buried in soil of a construction site, wherein a rotating shaft is rotationally connected to the fixed plate, the rotating plate is fixedly connected with the rotating shaft, a torsion spring is fixedly connected to the rotating shaft, and the torsion spring is fixedly connected with the fixed plate; the connecting plate is fixedly connected with the fixed plate; the fixed plate is provided with a connecting mechanism connected with the rotating plate, and the fixed plate is also provided with an unlocking mechanism for releasing the connecting effect of the connecting mechanism. This application utilizes release mechanism to release coupling mechanism's linking action when cofferdam outer water level rises for the rotor plate can block rivers, reduces the inside possibility of rivers entering cofferdam.
Description
Technical Field
The application relates to the technical field of hydraulic engineering construction, in particular to an adjustable hydraulic cofferdam.
Background
The cofferdam is a temporary building enclosure which is built for building permanent water conservancy facilities in the construction of water conservancy projects, and the cofferdam has the function of preventing water or soil from entering the building position of a building so as to drain water in the cofferdam, excavate a foundation pit and build the building.
In the related art, when a water-friendly cofferdam is required to be used, the bottoms of a plurality of steel plates are generally buried in soil around a construction site before construction, so that the construction site can be surrounded by the plurality of steel plates, the plurality of steel plates are spliced with each other to form the cofferdam, the cofferdam encloses the construction site into a closed space, and then water in the cofferdam is pumped out for construction.
With respect to the related art described above, the inventors consider that there are the following drawbacks: in actual construction engineering, due to the influence of factors such as rainwater and flood tide, the water level outside the cofferdam can rise, and water flow outside the cofferdam can cross the cofferdam and enter a construction site, so that the construction efficiency of the hydraulic engineering is reduced.
Disclosure of Invention
In order to reduce the possibility that water flows into the cofferdam, the application provides an adjustable water conservancy cofferdam.
The application provides an adjustable water conservancy cofferdam adopts following technical scheme:
the utility model provides an adjustable water conservancy cofferdam, includes fixed plate, pivoted panel and buries the connecting plate in construction site soil, pivoted on the fixed plate is connected with the pivot, pivoted panel with pivot fixed connection, fixedly connected with torsional spring in the pivot, torsional spring with fixed plate fixed connection;
the connecting plate is fixedly connected with the fixing plate;
the fixed plate is provided with a connecting mechanism used for being connected with the rotating plate, and the fixed plate is also provided with an unlocking mechanism used for releasing the connecting effect of the connecting mechanism.
By adopting the technical scheme, a plurality of connecting plates are buried in soil at a construction site, and a plurality of fixing plates are vertically arranged and spliced with each other to form a cofferdam;
when the water level is normal, the height of the water level is lower than that of the fixed plate, and the rotating plate is connected with the fixed plate under the action of the connecting mechanism, so that the rotating plate is convenient to store and maintain;
when the water level rises gradually, in order to reduce the possibility that water flow enters the cofferdam, under the effect of the unlocking mechanism, the rotating plate is not connected with the fixed plate any more, and at the moment, under the effect of the torsion spring, the rotating plate rotates to a vertical state, so that when the water level exceeds the height of the fixed plate, the rotating plate can block water flow, the purpose of reducing the possibility that water flow enters the cofferdam is achieved, and the construction efficiency of hydraulic engineering can be improved.
Preferably, the connecting mechanism comprises a connecting block, a locking block and a first spring, wherein the connecting block is fixedly connected with the rotating plate, a connecting groove is formed in the fixed plate, and the connecting block is in plug-in fit with the connecting groove;
the fixing plate is provided with a cavity, the locking block is in sliding connection with the inner wall of the cavity, the connecting block is provided with a locking groove, and the locking block is in plug-in fit with the locking groove; the locking block is provided with an inclined surface, and the inclined surface of the locking block is obliquely downwards arranged from one end far away from the connecting block to one end close to the connecting block;
one end of the first spring is fixedly connected with the locking block, and the other end of the first spring is fixedly connected with the side wall of the cavity.
Through adopting above-mentioned technical scheme, in order to make the rotor plate be connected with the fixed plate, at first rotate the rotor plate, the rotor plate removes and drives the connecting block and remove, in connecting block and spread groove grafting complex in-process, the connecting block can contact with the inclined plane of locking piece, under the inclined plane effect of locking piece, the connecting block can promote the locking piece and remove, and first spring is compressed at this moment;
when the connecting block moves to the position that the locking block is opposite to the locking groove, the locking block is in plug-in fit with the locking groove under the action of the elastic force of the first spring, so that the connecting block can be fixed in the connecting groove, and the purpose that the rotating plate is connected with the fixing plate is achieved.
Preferably, the unlocking mechanism comprises a connecting rod, a pushing rod and a first driving assembly, one end of the connecting rod is fixedly connected with the locking block, the other end of the connecting rod is fixedly connected with the pushing rod, and the pushing rod is in sliding connection with the inner wall of the cavity;
the first driving component is used for driving the pushing rod to move.
Through adopting above-mentioned technical scheme, in order to be able to release coupling mechanism's connection effect, at first utilize first drive assembly drive catch bar to remove, the catch bar removes and drives the connecting rod and remove, and the connecting rod removes and drives the locking piece and remove to make the locking piece break away from the locking groove, reach the purpose of releasing coupling mechanism connection effect.
Preferably, the first driving assembly comprises a sliding plate, an air bag and a first pushing plate, wherein an accommodating groove is formed in the fixed plate, and the sliding plate is in sliding connection with the inner wall of the accommodating groove;
the air bag is arranged in the accommodating groove, and the sliding plate is attached to the air bag; the first pushing plate is in sliding connection with the side wall of the accommodating groove, the first pushing plate is attached to one end, close to the rotating plate, of the air bag, a second spring is fixedly connected to the first pushing plate, and the second spring is fixedly connected with the inner wall of the accommodating groove;
the first pushing plate is fixedly connected with a supporting rod, an inclined surface is arranged on the supporting rod, and the inclined surface of the supporting rod is obliquely downwards arranged from one end far away from the first pushing plate to one end close to the first pushing plate;
the pushing rod is provided with an inclined surface, and the inclined surface of the pushing rod is obliquely downwards arranged from one end close to the supporting rod to one end far away from the supporting rod; the inclined plane of push rod can with the inclined plane of bracing piece is laminated mutually.
By adopting the technical scheme, when the fixed plate is installed, the sliding plate is positioned at the opposite outer sides of the cofferdam, so that the sliding plate can contact water flow;
in order to drive the pushing rod to move, the water pressure born by the sliding plate is gradually increased in the process of gradually rising the water level outside the cofferdam, the sliding plate moves towards the direction close to the air bag under the action of the pressure, the air bag is extruded to push the first pushing plate to move, at the moment, the second spring is stretched, the first pushing plate moves to drive the supporting rod to move, and under the action of the inclined plane of the supporting rod and the inclined plane of the pushing rod, the supporting rod moves to push the pushing rod to move, so that the purpose of driving the pushing rod to move is achieved;
when the water level descends, the water pressure born by the sliding plate gradually decreases, and the first pushing plate can be conveniently reset under the action of the elasticity of the air bag and the second spring.
Preferably, the rotating plate is hinged with a reinforcing rod, the reinforcing rod is hinged with a sliding block, the fixed plate is provided with a sliding groove, and the sliding block is in sliding connection with the inner wall of the sliding groove;
the fixed plate is provided with a second driving component for driving the sliding block to move.
By adopting the technical scheme, in the process of gradually rising the water level, the slide block moves by utilizing the action of the second driving component, and the slide block moves to drive the reinforcing rod to move, so that the reinforcing rod can play a supporting role on the rotating plate in the process of rotating the rotating plate;
when the rotating plate rotates to the vertical direction, the rotating plate and the fixing plate can be propped against the reinforcing rod tightly, so that the stability of the rotating plate can be enhanced.
Preferably, the second driving assembly comprises a first pulley, a second pulley and a pull rope, wherein the first pulley and the second pulley are both in rotary connection with the fixed plate, and the first pulley and the second pulley are both matched with the pull rope;
one end of the pull rope is fixedly connected with the sliding block, and the other end of the pull rope is fixedly connected with the first pushing plate.
By adopting the technical scheme, in order to drive the sliding block to move, the first pushing plate moves to drive the pull rope to move, and the pull rope moves to drive the sliding block to move;
the first pulley and the second pulley are utilized to change the moving direction of the pull rope, so that the first pushing plate can be convenient to drive the sliding block to move.
Preferably, an abutting plate is fixedly connected to the rotating plate, an abutting groove is formed in one end, far away from the abutting plate, of the rotating plate, and the abutting plate can be abutted to the abutting groove on the adjacent rotating plate.
Through adopting above-mentioned technical scheme, when a plurality of pivoted plates rotate to vertical state, the butt board can tightly support with the butt groove on the adjacent pivoted plate, utilizes the effect of butt board, can reduce the water flow and pass through the gap between the adjacent pivoted plate, gets into the inside possibility of cofferdam.
Preferably, an adjusting groove is formed in the connecting plate, a fixed column is arranged in the adjusting groove, and the fixed column is in sliding connection with the inner wall of the adjusting groove;
a third spring is fixedly connected to the fixed column and fixedly connected with the inner wall of the adjusting groove;
and a driving mechanism for driving the fixed column to move is arranged in the adjusting groove.
By adopting the technical scheme, in the process of gradually rising the water level, the driving mechanism is used for driving the fixed column to gradually move into the soil, at the moment, the third spring is stretched, and the connection strength between the connecting plate and the soil can be enhanced by utilizing the action of the fixed column, so that the stability of the fixed plate is improved;
when the water level descends again, the fixed column can be conveniently reset under the elastic force of the third spring.
Preferably, the driving mechanism comprises a first rack, a gear and a third driving assembly, an adjusting cavity is formed in the connecting plate, the first rack penetrates through the side wall of the adjusting cavity, and the first rack is in sliding connection with the connecting plate;
the gear is rotationally connected with the inner wall of the adjusting cavity, a second rack is fixedly connected to the fixing column, and the first rack and the second rack are meshed with the gear;
the third driving assembly is used for driving the first rack to move.
Through adopting above-mentioned technical scheme, in order to can drive the fixed column and remove, when the water level risees gradually, utilize the first rack of third drive assembly drive to remove, first rack removes drive gear and rotates, and gear rotation drives the second rack and removes, and the second rack removes and drives the fixed column and remove, reaches the purpose that the drive fixed column removed.
Preferably, the third driving assembly comprises a second pushing plate and a pushing strip, the second pushing plate is in sliding connection with the side wall of the accommodating groove, and the second pushing plate is attached to one end, far away from the rotating plate, of the air bag;
a fourth spring is fixedly connected to the second pushing plate and fixedly connected with the inner wall of the accommodating groove;
one end of the pushing strip is fixedly connected with the second pushing plate, and the other end of the pushing strip is fixedly connected with the first rack.
By adopting the technical scheme, when the water level is normal, the possibility of movement of the second pushing plate can be reduced under the action of the elastic force of the fourth spring;
when the water level gradually rises, in order to drive the first rack to move, the sliding plate moves to squeeze the air bag, the air bag is squeezed to push the second pushing plate to move, at the moment, the fourth spring is compressed, the second pushing plate moves to drive the pushing strip to move, and the pushing strip moves to drive the first rack to move, so that the purpose of driving the first rack to move is achieved;
when the water level drops again, the second pushing plate can be reset conveniently under the elastic force of the fourth spring.
In summary, the present application includes at least one of the following beneficial technical effects:
1. firstly, burying a plurality of connecting plates in soil at a construction site, and enabling a plurality of fixing plates to be vertically arranged and mutually spliced to form a cofferdam;
when the water level is normal, the height of the water level is lower than that of the fixed plate, and the rotating plate is connected with the fixed plate under the action of the connecting mechanism, so that the rotating plate is convenient to store and maintain;
when the water level gradually rises, in order to reduce the possibility of water flow entering the cofferdam, the rotating plate is not connected with the fixed plate any more under the action of the unlocking mechanism, and the rotating plate rotates to a vertical state under the action of the torsion spring at the moment, so that when the water level exceeds the height of the fixed plate, the rotating plate can block the water flow, and the aim of reducing the possibility of water flow entering the cofferdam is fulfilled;
2. when the fixed plate is installed, the sliding plate is positioned on the opposite outer side of the cofferdam, so that the sliding plate can contact water flow;
in order to drive the pushing rod to move, the water pressure born by the sliding plate is gradually increased in the process of gradually rising the water level outside the cofferdam, the sliding plate moves towards the direction close to the air bag under the action of the pressure, the air bag is extruded to push the first pushing plate to move, at the moment, the second spring is stretched, the first pushing plate moves to drive the supporting rod to move, and under the action of the inclined plane of the supporting rod and the inclined plane of the pushing rod, the supporting rod moves to push the pushing rod to move, so that the purpose of driving the pushing rod to move is achieved;
when the water level is lowered, the water pressure born by the sliding plate is gradually reduced, and the first pushing plate can be conveniently reset under the action of the elasticity of the air bag and the second spring;
3. in the process of gradually rising the water level, the second driving assembly is utilized to enable the sliding block to move, and the sliding block moves to drive the reinforcing rod to move, so that the reinforcing rod can be utilized to support the rotating plate in the process of rotating the rotating plate;
when the rotating plate rotates to the vertical direction, the rotating plate and the fixing plate can be propped against the reinforcing rod tightly, so that the stability of the rotating plate can be enhanced.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present application.
Fig. 2 is a cross-sectional view of a fixation plate in an embodiment of the present application.
Fig. 3 is a cross-sectional view of a stationary plate and a rotating plate in an embodiment of the present application.
FIG. 4 is a schematic view of a highlighting abutment plate in an embodiment of the present application.
Fig. 5 is a cross-sectional view of a fixing plate and a connecting plate in an embodiment of the present application.
Reference numerals illustrate:
1. a fixing plate; 11. a rotating shaft; 12. a torsion spring; 13. a connecting groove; 14. a cavity; 15. a receiving groove; 151. a limit groove; 16. a chute; 17. a receiving chamber; 2. a rotating plate; 21. an extension plate; 22. a reinforcing rod; 23. a slide block; 24. an abutting plate; 25. an abutment groove; 3. a connecting plate; 31. an adjustment tank; 32. fixing the column; 321. a columnar portion; 322. a taper portion; 33. a third spring; 34. a regulating chamber; 4. a connecting mechanism; 41. a connecting block; 411. a locking groove; 42. a locking block; 43. a first spring; 5. an unlocking mechanism; 51. a connecting rod; 52. a push rod; 53. a first drive assembly; 531. a sliding plate; 532. an air bag; 533. a first push plate; 534. a limiting block; 535. a first reset plate; 536. a second spring; 537. a support rod; 6. a second drive assembly; 61. a first pulley; 62. a second pulley; 63. a pull rope; 7. a driving mechanism; 71. a first rack; 72. a gear; 73. a third drive assembly; 731. a second pushing plate; 732. pushing the strip; 733. a second reset plate; 734. a fourth spring; 74. and a second rack.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-5.
The embodiment of the application discloses an adjustable water conservancy cofferdam. Referring to fig. 1, the adjustable water conservancy cofferdam comprises a fixed plate 1, a rotating plate 2 and a connecting plate 3, wherein a rotating shaft 11 is rotationally connected to the top of the fixed plate 1, the rotating plate 2 is fixedly connected with the rotating shaft 11, two torsion springs 12 are fixedly connected to the rotating shaft 11, and the two torsion springs 12 are fixedly connected with the fixed plate 1; an extension plate 21 is integrally formed below the rotating plate 2, and the extension plate 21 can shade a gap between the fixed plate 1 and the rotating plate 2; the connecting plate 3 is fixedly arranged below the fixed plate 1.
When the hydraulic cofferdam is used, the connecting plates 3 are buried in soil at a construction site, and a plurality of fixing plates 1 are vertically arranged and spliced with each other to form the cofferdam, and at the moment, the adjacent connecting plates 3 can be mutually attached; when the water level is gradually raised, in order to reduce the possibility of water entering the cofferdam, the plurality of rotating plates 2 rotate to a vertical state under the action of the torsion springs 12, the extending plates 21 can improve the tightness between the rotating plates 2 and the fixed plates 1, and the adjacent rotating plates 2 can be mutually attached; therefore, when the water level exceeds the height of the fixed plate 1, the rotating plate 2 can block water flow, and the aim of reducing the possibility that water flow enters the cofferdam is fulfilled.
As shown in fig. 2 and 3, a connection mechanism 4 is arranged on the fixed plate 1, the connection mechanism 4 comprises a connection block 41, a locking block 42 and a first spring 43, the connection block 41 is fixedly arranged at one end of the rotating plate 2 far away from a hinge point, a connection groove 13 is formed in the fixed plate 1, the connection block 41 is in plug-in fit with the connection groove 13, and the size of the connection groove 13 is slightly larger than that of the connection block 41, so that the connection block 41 can rotate into the connection groove 13;
the top of the fixed plate 1 is provided with a cavity 14, a locking block 42 is in sliding connection with the inner wall of the cavity 14, the locking block 42 penetrates through the side wall of the cavity 14, and a part of the locking block 42 is positioned in the connecting groove 13; the connecting block 41 is provided with a locking slot 411, and the locking block 42 can be in plug-in fit with the locking slot 411; the locking block 42 is provided with an inclined surface, and the inclined surface of the locking block 42 is arranged obliquely downwards from one end far away from the connecting block 41 to one end close to the connecting block 41;
one end of the first spring 43 is fixedly connected with the side wall of the locking block 42, and the other end of the first spring 43 is fixedly connected with the inner wall of the cavity 14.
When the water level is normal, the rotating plate 2 is rotated, the rotating plate 2 moves to drive the connecting block 41 to move, the connecting block 41 can be contacted with the inclined surface of the locking block 42 in the process of splicing and matching the connecting block 41 with the connecting groove 13, and the first spring 43 can be compressed when the connecting block 41 can push the locking block 42 to move under the action of the inclined surface of the locking block 42;
when the connection block 41 moves to the state that the locking block 42 is opposite to the locking slot 411, the locking block 42 is in plug-in fit with the locking slot 411 under the elastic force of the first spring 43, so that the connection block 41 can be fixed in the connection slot 13, the rotation plate 2 is connected with the fixed plate 1, and therefore, when the water level is normal, the rotation plate 2 can be conveniently accommodated and maintained.
As shown in fig. 2 and 3, the fixing plate 1 is further provided with an unlocking mechanism 5, the unlocking mechanism 5 includes a connecting rod 51, a pushing rod 52 and a first driving component 53, one end of the connecting rod 51 is fixedly connected with the locking block 42, the other end of the connecting rod 51 is fixedly connected with the pushing rod 52, and the pushing rod 52 is slidably connected with the inner wall of the cavity 14.
As shown in fig. 2 and 3, the first driving component 53 includes a sliding plate 531, an air bag 532, and a first pushing plate 533, the fixing plate 1 is provided with a receiving groove 15, and the receiving groove 15 is communicated with the cavity 14; the sliding plate 531 is in sliding connection with the side wall of the accommodating groove 15, the limiting block 534 is fixedly connected to the sliding plate 531, the limiting groove 151 is formed in the side wall of the accommodating groove 15, and the limiting block 534 is in sliding connection with the inner wall of the limiting groove 151; with the stopper 534, the possibility that the slide plate 531 is separated from the fixed plate 1 can be reduced.
As shown in fig. 2 and 3, the airbag 532 is disposed in the accommodating groove 15, the sliding plate 531 is attached to the side surface of the airbag 532, the first push plate 533 is slidably connected to the side wall of the accommodating groove 15, and the first push plate 533 is attached to the top of the airbag 532; the first pushing plate 533 is fixedly connected with a first reset plate 535, the first reset plate 535 is fixedly connected with a second spring 536, and the second spring 536 is fixedly connected with the inner wall of the accommodating groove 15.
As shown in fig. 2 and 3, the top of the first pushing plate 533 is fixedly connected with a supporting rod 537, an inclined surface is provided on the supporting rod 537, and the inclined surface of the supporting rod 537 is inclined downwards from one end far from the first pushing plate 533 to one end near the first pushing plate 533; the pushing rod 52 is provided with an inclined surface, the inclined surface of the pushing rod 52 is arranged obliquely downwards from one end close to the supporting rod 537 to one end far away from the supporting rod 537, and the inclined surface of the pushing rod 52 can be attached to the inclined surface of the supporting rod 537.
When the cofferdam is spliced by a plurality of fixing plates 1, the sliding plates 531 on the fixing plates 1 are positioned at opposite outer sides of the cofferdam so that the sliding plates 531 can contact water flow;
in the process that the water level outside the cofferdam gradually rises, the water pressure borne by the sliding plate 531 gradually increases, under the action of pressure, the sliding plate 531 slides towards the direction close to the air bag 532, the air bag 532 is extruded to push the first pushing plate 533 to move, at the moment, the second spring 536 is stretched, the first pushing plate 533 moves to drive the supporting rod 537 to move, under the action of the inclined plane of the supporting rod 537 and the inclined plane of the pushing rod 52, the supporting rod 537 moves to push the pushing rod 52 to move, the pushing rod 52 moves to drive the connecting rod 51 to move, and the connecting rod 51 moves to drive the locking block 42 to move, so that the locking block 42 is separated from the locking groove 411, and the rotating plate 2 and the fixed plate 1 are not connected any more;
when the water level is lowered, the water pressure received by the sliding plate 531 is gradually reduced, and the return of the first push plate 533 can be facilitated by the elastic force of the air bag 532 itself and the second spring 536.
As shown in fig. 2 and 3, the rotating plate 2 is hinged with a reinforcing rod 22, one end of the reinforcing rod 22 away from the rotating plate 2 is hinged with a sliding block 23, the top of the fixed plate 1 is provided with a sliding groove 16, and the sliding block 23 is in sliding connection with the inner wall of the sliding groove 16.
As shown in fig. 2 and 3, a second driving assembly 6 is arranged on the fixed plate 1, the second driving assembly 6 comprises a first pulley 61, a second pulley 62 and a pull rope 63, a containing cavity 17 is formed in the fixed plate 1, and the first pulley 61 and the second pulley 62 are both in rotary connection with the inner wall of the containing cavity 17;
one end of the pull rope 63 is fixedly connected with the sliding block 23, the pull rope 63 penetrates through the inner wall of the sliding groove 16 and the inner wall of the accommodating cavity 17, the pull rope 63 is sequentially matched with the first pulley 61 and the second pulley 62, and finally penetrates through the inner wall of the accommodating cavity 17 and the inner wall of the accommodating groove 15 to be fixedly connected with the first pushing plate 533.
In the process of gradually rising the water level, the first pushing plate 533 moves to drive the pull rope 63 to move, the pull rope 63 moves to drive the sliding block 23 to move, and the moving direction of the pull rope 63 can be changed by using the first pulley 61 and the second pulley 62, so that the first pushing plate 533 can be convenient for driving the sliding block 23 to move; the slide block 23 moves to drive the reinforcing rod 22 to move, so that the reinforcing rod 22 can play a supporting role on the rotating plate 2 in the rotating process of the rotating plate 2;
when the rotating plate 2 rotates to the vertical direction, both the rotating plate 2 and the fixed plate 1 can be abutted against the reinforcing rod 22, so that the stability of the rotating plate 2 can be enhanced.
As shown in fig. 1 and 4, an abutment plate 24 is integrally formed on the rotating plate 2, an abutment groove 25 is formed at one end of the rotating plate 2 away from the abutment plate 24, and the abutment plate 24 can abut against the abutment groove 25 on the adjacent rotating plate 2; by the action of the abutting plates 24, the sealing performance between the adjacent two rotating plates 2 can be enhanced, and the possibility that water flow enters the cofferdam can be reduced.
As shown in fig. 2 and 5, an adjusting groove 31 is formed in the connecting plate 3, a fixed column 32 is arranged in the adjusting groove 31, and the fixed column 32 is in sliding connection with the inner wall of the adjusting groove 31; the fixing post 32 includes a columnar portion 321 and a tapered portion 322, and a third spring 33 is fixedly connected to the columnar portion 321, and the third spring 33 is fixedly connected to the inner wall of the adjusting groove 31.
As shown in fig. 2 and 5, a driving mechanism 7 is disposed in the adjusting slot 31, the driving mechanism 7 includes a first rack 71, a gear 72 and a third driving assembly 73, an adjusting cavity 34 is disposed in the connecting plate 3, the adjusting cavity 34 is communicated with the adjusting slot 31, the first rack 71 penetrates through the side wall of the adjusting cavity 34, the gear 72 is rotatably connected with the inner wall of the adjusting cavity 34, a second rack 74 is fixedly connected with the top of the fixing column 32, and the first rack 71 and the second rack 74 are meshed with the gear 72.
As shown in fig. 2 and 5, the third driving assembly 73 includes a second push plate 731 and a push bar 732, the second push plate 731 is slidably connected to the side wall of the receiving groove 15, and the second push plate 731 is attached to the bottom of the air bag 532; the second push plate 731 is fixedly connected with a second reset plate 733, the second reset plate 733 is fixedly connected with a fourth spring 734, and the fourth spring 734 is fixedly connected with the inner wall of the accommodating groove 15; the top of the push bar 732 is fixedly connected with the bottom of the second push plate 731, and the bottom of the push bar 732 is fixedly connected with the top of the first rack 71.
When the water level is normal, the second push plate 731 is able to be reduced from the gravity influence of the air bag 532 under the elastic force of the fourth spring 734, so as to generate movement possibility;
when the water level gradually rises, the sliding plate 531 moves to press the air bag 532, and the air bag 532 is pressed to push the second push plate 731 to move, and at this time, the fourth spring 734 is compressed; the second pushing plate 731 moves to drive the pushing bar 732 to move, the pushing bar 732 moves to drive the first rack 71 to move, the first rack 71 moves to drive the gear 72 to rotate, the gear 72 rotates to drive the second rack 74 to move, the second rack 74 moves to drive the fixed column 32 to move into the soil, at this time, the third spring 33 is stretched, and the connection strength between the connecting plate 3 and the soil can be enhanced by utilizing the action of the fixed column 32, so that the stability of the fixed plate 1 is improved;
when the water level drops again, the return of the fixing post 32 can be facilitated by the elastic force of the third spring 33, and the return of the second push plate 731 can be facilitated by the elastic force of the fourth spring 734.
The implementation principle of the adjustable water conservancy cofferdam provided by the embodiment of the application is as follows: firstly, a plurality of connecting plates 3 are buried in soil of a construction site, and a plurality of fixing plates 1 can be spliced with each other to form a cofferdam, at the moment, under the action of a connecting mechanism 4, a rotating plate 2 is connected with the fixing plates 1, so that maintenance and storage of the rotating plate 2 are facilitated; in the process of gradually rising the water level, the pressure borne by the sliding plate 531 is gradually increased, the sliding plate 531 extrudes the air bag 532, the air bag 532 pushes the first pushing plate 533 to move, the rotating plate 2 is not connected with the fixed plate 1 any more by using the unlocking mechanism 5, and the rotating plate 2 is rotated to be in a vertical state by using the action of the torsion spring 12, so that the possibility that water flows over the fixed plate 1 and enters the cofferdam can be reduced; at the same time, the air bag 532 pushes the second push plate 731 to move, and the fixing column 32 is driven into the soil by the driving mechanism 7, so that the connection strength between the fixing plate 1 and the soil can be enhanced when the water level rises.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (7)
1. An adjustable water conservancy cofferdam which is characterized in that: the construction site soil-embedded type rotary plate comprises a fixed plate (1), a rotary plate (2) and a connecting plate (3) buried in the soil of the construction site, wherein a rotary shaft (11) is rotationally connected to the fixed plate (1), the rotary plate (2) is fixedly connected with the rotary shaft (11), a torsion spring (12) is fixedly connected to the rotary shaft (11), and the torsion spring (12) is fixedly connected with the fixed plate (1);
the connecting plate (3) is fixedly connected with the fixed plate (1);
the fixed plate (1) is provided with a connecting mechanism (4) used for being connected with the rotating plate (2), and the fixed plate (1) is also provided with an unlocking mechanism (5) used for releasing the connecting effect of the connecting mechanism (4);
the connecting mechanism (4) comprises a connecting block (41), a locking block (42) and a first spring (43), wherein the connecting block (41) is fixedly connected with the rotating plate (2), a connecting groove (13) is formed in the fixed plate (1), and the connecting block (41) is in plug-in fit with the connecting groove (13);
the fixing plate (1) is provided with a cavity (14), the locking block (42) is in sliding connection with the inner wall of the cavity (14), the connecting block (41) is provided with a locking groove (411), and the locking block (42) is in plug-in fit with the locking groove (411); the locking block (42) is provided with an inclined surface, and the inclined surface of the locking block (42) is obliquely downwards arranged from one end far away from the connecting block (41) to one end close to the connecting block (41);
one end of the first spring (43) is fixedly connected with the locking block (42), and the other end of the first spring (43) is fixedly connected with the side wall of the cavity (14);
the unlocking mechanism (5) comprises a connecting rod (51), a pushing rod (52) and a first driving assembly (53), one end of the connecting rod (51) is fixedly connected with the locking block (42), the other end of the connecting rod (51) is fixedly connected with the pushing rod (52), and the pushing rod (52) is slidably connected with the inner wall of the cavity (14);
the first driving component (53) is used for driving the pushing rod (52) to move;
the first driving assembly (53) comprises a sliding plate (531), an air bag (532) and a first pushing plate (533), a containing groove (15) is formed in the fixed plate (1), and the sliding plate (531) is in sliding connection with the inner wall of the containing groove (15);
the air bag (532) is arranged in the accommodating groove (15), and the sliding plate (531) is attached to the air bag (532); the first pushing plate (533) is in sliding connection with the side wall of the accommodating groove (15), the first pushing plate (533) is attached to one end, close to the rotating plate (2), of the air bag (532), a second spring (536) is fixedly connected to the first pushing plate (533), and the second spring (536) is fixedly connected with the inner wall of the accommodating groove (15);
the first pushing plate (533) is fixedly connected with a supporting rod (537), an inclined surface is arranged on the supporting rod (537), and the inclined surface of the supporting rod (537) is obliquely downwards arranged from one end far away from the first pushing plate (533) to one end close to the first pushing plate (533);
the pushing rod (52) is provided with an inclined plane, and the inclined plane of the pushing rod (52) is obliquely downwards arranged from one end close to the supporting rod (537) to one end far away from the supporting rod (537); the inclined surface of the pushing rod (52) can be attached to the inclined surface of the supporting rod (537).
2. An adjustable hydraulic cofferdam as claimed in claim 1, wherein: the rotating plate (2) is hinged with a reinforcing rod (22), the reinforcing rod (22) is hinged with a sliding block (23), the fixed plate (1) is provided with a sliding groove (16), and the sliding block (23) is in sliding connection with the inner wall of the sliding groove (16);
the fixed plate (1) is provided with a second driving component (6) for driving the sliding block (23) to move.
3. An adjustable hydraulic cofferdam as claimed in claim 2, wherein: the second driving assembly (6) comprises a first pulley (61), a second pulley (62) and a pull rope (63), the first pulley (61) and the second pulley (62) are both rotationally connected with the fixed plate (1), and the first pulley (61) and the second pulley (62) are both matched with the pull rope (63);
one end of the pull rope (63) is fixedly connected with the sliding block (23), and the other end of the pull rope (63) is fixedly connected with the first pushing plate (533).
4. An adjustable hydraulic cofferdam as claimed in claim 1, wherein: an abutting plate (24) is fixedly connected to the rotating plate (2), an abutting groove (25) is formed in one end, away from the abutting plate (24), of the rotating plate (2), and the abutting plate (24) can be abutted to the abutting groove (25) on the adjacent rotating plate (2).
5. An adjustable hydraulic cofferdam as claimed in claim 1, wherein: an adjusting groove (31) is formed in the connecting plate (3), a fixing column (32) is arranged in the adjusting groove (31), and the fixing column (32) is in sliding connection with the inner wall of the adjusting groove (31);
a third spring (33) is fixedly connected to the fixed column (32), and the third spring (33) is fixedly connected with the inner wall of the adjusting groove (31);
a driving mechanism (7) for driving the fixed column (32) to move is arranged in the adjusting groove (31).
6. An adjustable hydraulic cofferdam as claimed in claim 5, wherein: the driving mechanism (7) comprises a first rack (71), a gear (72) and a third driving assembly (73), an adjusting cavity (34) is formed in the connecting plate (3), the first rack (71) penetrates through the side wall of the adjusting cavity (34), and the first rack (71) is in sliding connection with the connecting plate (3);
the gear (72) is rotationally connected with the inner wall of the adjusting cavity (34), a second rack (74) is fixedly connected to the fixed column (32), and the first rack (71) and the second rack (74) are meshed with the gear (72);
the third driving assembly (73) is used for driving the first rack (71) to move.
7. An adjustable hydraulic cofferdam as claimed in claim 6, wherein: the third driving assembly (73) comprises a second pushing plate (731) and a pushing strip (732), the second pushing plate (731) is in sliding connection with the side wall of the accommodating groove (15), and the second pushing plate (731) is attached to one end, far away from the rotating plate (2), of the air bag (532);
a fourth spring (734) is fixedly connected to the second pushing plate (731), and the fourth spring (734) is fixedly connected with the inner wall of the accommodating groove (15);
one end of the pushing strip (732) is fixedly connected with the second pushing plate (731), and the other end of the pushing strip (732) is fixedly connected with the first rack (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210481503.XA CN114753390B (en) | 2022-05-05 | 2022-05-05 | Water conservancy cofferdam with adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210481503.XA CN114753390B (en) | 2022-05-05 | 2022-05-05 | Water conservancy cofferdam with adjustable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114753390A CN114753390A (en) | 2022-07-15 |
| CN114753390B true CN114753390B (en) | 2024-02-09 |
Family
ID=82333640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210481503.XA Active CN114753390B (en) | 2022-05-05 | 2022-05-05 | Water conservancy cofferdam with adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114753390B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115262581B (en) * | 2022-08-26 | 2023-09-08 | 江苏环盛建设工程有限公司 | Foundation pit supporting system using beam string |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100647352B1 (en) * | 2006-06-07 | 2006-11-23 | 노종우 | Watergate system for multistage turnover type |
| JP2010001615A (en) * | 2008-06-18 | 2010-01-07 | Ihi Amtec Co Ltd | Installation method for water cut-off box and water cut-off box |
| JP2011089392A (en) * | 2010-12-27 | 2011-05-06 | Penta Ocean Construction Co Ltd | Temporary cofferdam structure and cofferdam method for last cofferdam section in impervious wall |
| CN206646532U (en) * | 2017-03-09 | 2017-11-17 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of height-adjustable cofferdam |
| CN211446975U (en) * | 2019-11-08 | 2020-09-08 | 诸城市锦绣川建筑供水有限公司 | Adjustable water retaining cofferdam |
| CN111827320A (en) * | 2020-07-08 | 2020-10-27 | 贾蒙蒙 | Bridge construction water body separation device |
| CN112555439A (en) * | 2020-12-01 | 2021-03-26 | 贺智豪 | Gate valve for hydraulic engineering with self-adjusting sealing height along with water level change |
| JP2021063433A (en) * | 2021-01-22 | 2021-04-22 | 大成建設株式会社 | Temporary cofferdam, and construction method of closed temporary cofferdam |
| CN214061667U (en) * | 2020-12-15 | 2021-08-27 | 韶关市华源水电建设有限公司 | Dyke danger removal and reinforcement combined movable cofferdam |
| CN214363560U (en) * | 2021-02-05 | 2021-10-08 | 李灏 | Water conservancy construction is with cofferdam of convenient and fast installation |
| CN214940287U (en) * | 2021-03-20 | 2021-11-30 | 广东九洲建设集团有限公司 | Detachable water conservancy construction cofferdam |
| CN215165737U (en) * | 2021-05-17 | 2021-12-14 | 李风娟 | Additional strengthening is used in hydraulic and hydroelectric engineering construction cofferdam |
| CN113818458A (en) * | 2021-09-06 | 2021-12-21 | 浙江钱塘江水利建筑工程有限公司 | Steel plate cofferdam structure |
-
2022
- 2022-05-05 CN CN202210481503.XA patent/CN114753390B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100647352B1 (en) * | 2006-06-07 | 2006-11-23 | 노종우 | Watergate system for multistage turnover type |
| JP2010001615A (en) * | 2008-06-18 | 2010-01-07 | Ihi Amtec Co Ltd | Installation method for water cut-off box and water cut-off box |
| JP2011089392A (en) * | 2010-12-27 | 2011-05-06 | Penta Ocean Construction Co Ltd | Temporary cofferdam structure and cofferdam method for last cofferdam section in impervious wall |
| CN206646532U (en) * | 2017-03-09 | 2017-11-17 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of height-adjustable cofferdam |
| CN211446975U (en) * | 2019-11-08 | 2020-09-08 | 诸城市锦绣川建筑供水有限公司 | Adjustable water retaining cofferdam |
| CN111827320A (en) * | 2020-07-08 | 2020-10-27 | 贾蒙蒙 | Bridge construction water body separation device |
| CN112555439A (en) * | 2020-12-01 | 2021-03-26 | 贺智豪 | Gate valve for hydraulic engineering with self-adjusting sealing height along with water level change |
| CN214061667U (en) * | 2020-12-15 | 2021-08-27 | 韶关市华源水电建设有限公司 | Dyke danger removal and reinforcement combined movable cofferdam |
| JP2021063433A (en) * | 2021-01-22 | 2021-04-22 | 大成建設株式会社 | Temporary cofferdam, and construction method of closed temporary cofferdam |
| CN214363560U (en) * | 2021-02-05 | 2021-10-08 | 李灏 | Water conservancy construction is with cofferdam of convenient and fast installation |
| CN214940287U (en) * | 2021-03-20 | 2021-11-30 | 广东九洲建设集团有限公司 | Detachable water conservancy construction cofferdam |
| CN215165737U (en) * | 2021-05-17 | 2021-12-14 | 李风娟 | Additional strengthening is used in hydraulic and hydroelectric engineering construction cofferdam |
| CN113818458A (en) * | 2021-09-06 | 2021-12-21 | 浙江钱塘江水利建筑工程有限公司 | Steel plate cofferdam structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114753390A (en) | 2022-07-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106120642B (en) | Hydraulic automatic lifting flood control wall and automatic lifting method | |
| CN114753390B (en) | Water conservancy cofferdam with adjustable | |
| CN201485831U (en) | Door leaf type hydraulic gate | |
| CN110644425B (en) | Ecological retaining dam and construction method thereof | |
| CN210049182U (en) | Hydraulic automatic lifting flood control wall | |
| CN117513255A (en) | Flood discharge equipment for hydraulic and hydroelectric engineering | |
| KR102351926B1 (en) | Sluice Gate Apparatus Equipped with Opening/Closing Automatic Gate | |
| CN115075187A (en) | Modular reservoir inlet water retaining system | |
| CN112095642B (en) | Steel sheet pile cofferdam structure and construction method thereof | |
| CN211421149U (en) | Self-elevating type water retaining wall embedded in box type cofferdam | |
| CN212742445U (en) | Flap gate lock chamber structure with garbage cleaning function | |
| CN113718789A (en) | Spliced deep foundation pit slope protection device | |
| CN113622383B (en) | Moisture-proof drainage gate and construction method thereof | |
| KR102319410B1 (en) | Pump Gate Apparatus for Preventing Flood and Storable Water | |
| CN115305867B (en) | Foldable flood fighting baffle device for hydraulic engineering and flood fighting method thereof | |
| CN109811716B (en) | Wave-proof unit and wave-proof wall | |
| CN114481964B (en) | Ditch excavation pre-supporting device and method based on hydraulic engineering | |
| CN215165362U (en) | Gate system with linkage of sewage discharge and sand discharge | |
| CN116770769B (en) | Buried flap type water stop gate | |
| CN220284827U (en) | Foundation pit support easy to disassemble and transport | |
| CN221000888U (en) | Strengthening mechanism and sluice construction are with predetermined positioning device | |
| CN212837498U (en) | Water-blocking device for underground garage | |
| CN217758561U (en) | A prevention of seepage barricade for hydraulic engineering | |
| CN214832813U (en) | Additional strengthening for water conservancy construction cofferdam | |
| CN213709523U (en) | Hydraulic engineering is with pulling out post device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |