CN114775533B - Dam upstream surface underwater restoration construction device - Google Patents
Dam upstream surface underwater restoration construction device Download PDFInfo
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- CN114775533B CN114775533B CN202210569563.7A CN202210569563A CN114775533B CN 114775533 B CN114775533 B CN 114775533B CN 202210569563 A CN202210569563 A CN 202210569563A CN 114775533 B CN114775533 B CN 114775533B
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- repairing
- water
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- 238000011144 upstream manufacturing Methods 0.000 title claims abstract description 54
- 238000010276 construction Methods 0.000 title claims abstract description 39
- 230000008439 repair process Effects 0.000 claims abstract description 89
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 82
- 238000003860 storage Methods 0.000 claims abstract description 18
- 238000007667 floating Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 30
- 239000004744 fabric Substances 0.000 claims description 25
- 239000011440 grout Substances 0.000 claims description 15
- 230000001502 supplementing effect Effects 0.000 claims description 15
- 239000002002 slurry Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004904 shortening Methods 0.000 abstract description 2
- 108010066057 cabin-1 Proteins 0.000 description 15
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 8
- 239000004568 cement Substances 0.000 description 7
- 239000003292 glue Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 210000002445 nipple Anatomy 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/16—Sealings or joints
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Revetment (AREA)
Abstract
The application relates to an underwater restoration construction device for a water facing surface of a dam, which belongs to the technical field of dam construction and comprises a restoration bin, wherein the restoration bin is attached to the water facing surface of the dam, an operation port is formed in the side wall, facing the water facing surface of the dam, of the restoration bin, and an opening and closing piece for opening and closing the operation port is arranged on the restoration bin; the surface of the repair bin, which is away from the bottom of the dam, is provided with an opening, and the top surface of the repair bin is provided with a floating piece which is used for enabling the opening communicated with the repair bin to be positioned above the water storage surface when the repair bin is submerged; the first fixing piece is arranged on the repair bin and positioned on the side wall of the operation port, and is used for fixing the repair bin to the upstream surface of the dam; the underwater repair construction device for the upstream surface of the dam further comprises a submergence member, wherein the submergence member is used for driving the repair bin to submerge to a position to be repaired. The application has the effect of shortening the construction period.
Description
Technical Field
The application relates to the technical field of dam construction, in particular to an underwater repair construction device for an upstream surface of a dam.
Background
The dam is a water retaining building for intercepting the water flow of a river channel so as to raise the water level or regulate the flow. Can form a reservoir, raise water level, regulate runoff and concentrate water head, and is used for flood control, water supply, irrigation, hydroelectric generation, shipping improvement and the like. River channel renovation buildings for adjusting river potential and protecting bed are also called dams, such as a spur dike, a down-the-way dike, a submerged dike and the like. The dam can be divided into according to the structure and the stress characteristics: gravity dams, arch dams, buttress dams and prestressed dams now occupy a large specific gravity among various types.
Gravity dams are dams that rely on the self weight of the dam body to maintain stability. The basic section of the large-volume water-blocking building constructed by concrete or slurry masonry stones is a right triangle, and the whole building is composed of a plurality of dam sections; under the impact of water storage, the water facing surface of the dam has the possibility of corrosion, so that the corrosion part needs to be repaired and maintained;
at present, when maintaining the water-facing slope of a dam, a worker usually binds a safety belt to move to the corroded part of the dam, and lifts a required material to the corroded part, and then the dam is maintained.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: the dam is positioned below the water storage surface and is easy to be corroded by the water storage, when the corroded part is repaired, the water is required to be discharged to reduce the height of the water surface, and the rusted part can be repaired, so that the whole repair period is longer.
Disclosure of Invention
The application provides an underwater repair construction device for a water facing surface of a dam for shortening a construction period.
The application provides an underwater repair construction device for a water facing surface of a dam, which adopts the following technical scheme:
The underwater repair construction device for the upstream surface of the dam comprises a repair bin, wherein the repair bin is attached to the upstream surface of the dam, an operation port is formed in the side wall, opposite to the upstream surface of the dam, of the repair bin, and an opening and closing piece for opening and closing the operation port is arranged on the repair bin; the surface of the repair bin, which is away from the bottom of the dam, is provided with an opening, and the top surface of the repair bin is provided with a floating piece which is used for enabling the opening communicated with the repair bin to be positioned above the water storage surface when the repair bin is submerged; the first fixing piece is arranged on the repair bin and positioned on the side wall of the operation port, and is used for fixing the repair bin to the upstream surface of the dam; the underwater repair construction device for the upstream surface of the dam further comprises a submergence member, wherein the submergence member is used for driving the repair bin to submerge to a position to be repaired.
By adopting the technical scheme, when the dam upstream surface is repaired, the operation port is closed by the opening and closing part, the repair bin is submerged below the water surface by the submerged part, the repair bin is fixed on the dam upstream surface by the first fixing part after being positioned at the position to be repaired, the machine to be repaired is positioned in the operation port, the operation port is opened by the opening and closing part, and then a constructor performs construction on the position to be repaired, so that the construction efficiency is improved compared with drainage construction, and the construction period is shortened; under the action of the floating piece, the opening of the restoration cabin is always positioned above the water surface, so that the restoration cabin is communicated with the outside for oxygen and light in the restoration cabin; meanwhile, the possibility that the water stored in the repairing bin enters the repairing bin through the opening of the repairing bin is reduced, and the safety of constructors is improved; because the restoration storehouse is the cavity setting, the quality of restoration storehouse is less, under the effect of buoyancy, leads to restoration storehouse difficult submergence to required department, under the effect of submergence spare, the restoration storehouse of being convenient for submergence to required department.
Optionally, the opening and closing member comprises a bin cover hinged in the repairing bin, the cross section of the bin cover is larger than that of the operation opening, a first sealing strip is arranged on the surface, close to the operation opening, of the bin cover, the first sealing strip is annular, and when the bin cover is closed to the operation opening, the operation opening is located in a space surrounded by the first sealing strip; and a second fixing piece for fixing the bin cover to the repairing bin.
By adopting the technical scheme, the bin cover is rotated and attached to the inner wall of the repair bin, so that the operation port is closed, and the operation is simple and convenient; after the bin cover closes the operation opening, the bin cover compresses the first sealing strip to reduce the gap between the bin cover and the repairing bin, reduce the possibility that the stored water enters the repairing bin through the gap, and further facilitate relevant construction by constructors; and then the bin cover is fixed on the repairing bin through the second fixing piece, so that the repairing bin is convenient to submerge to a required position.
Optionally, the first fixing piece comprises a screw rod rotatably arranged on the repair bin, the screw rod is positioned on the side wall where the operation port is positioned, and the screw rod rotates into the dam and drives the repair bin to face the upstream surface of the dam; the first fixing piece further comprises a second sealing strip arranged on the outer wall of the repairing bin, the second sealing strip is annular, and the operation opening is located in a space surrounded by the second sealing strip.
By adopting the technical scheme, when the repair bin is fixed on the upstream surface of the dam, the screw is rotated, the screw rotates to enter the dam, and in the process, the repair bin is driven to move towards the dam and is attached to the upstream surface of the dam, so that the repair bin is fixed on the upstream surface of the dam, and the operation is simple and convenient; meanwhile, when the restoration bin moves towards the upstream surface of the dam, the second sealing strip is compressed, so that gaps between the restoration bin and the upstream surface of the dam are reduced, the possibility that water storage enters the restoration bin through the gaps is further reduced, related construction is facilitated for constructors, and safety of the constructors is improved; meanwhile, the screw rod fixes the repairing bin on the upstream surface of the dam, and the repairing bin has the advantage of good fixing effect.
Optionally, the screw is arranged in a hollow manner, a slurry outlet is formed in the tip end of the screw, and a slurry injection port is formed in the tail end of the screw; the screw is located in the space surrounded by the second sealing strip.
By adopting the technical scheme, after the to-be-repaired place is repaired, the screw is rotated to be separated from the dam, and after the screw is separated, the fixed hole which is left behind on the upstream surface of the dam and is entered by the screw is used for leading the water storage to enter the fixed hole and permeate into the inside of the dam through the fixed hole, so that the dam is easy to be damaged; when the rotating screw moves out of the fixed hole, constructors inject waterproof glue or cement paste into the screw through the grouting port, and the waterproof glue or cement paste is distributed through the grouting port to enter the fixed hole, so that the fixed hole is repaired, and the service life of the dam is prolonged; meanwhile, the screw is located in the space of the second sealing strip, so that the possibility that water is stored in the fixing hole when the screw moves out of the fixing hole is reduced, and the fixing hole is conveniently repaired by waterproof glue or cement paste.
Optionally, a plug rod is slidably arranged in the screw rod, a bump matched with the grout outlet in a plug manner is arranged on the plug rod, and the bump is an elastic block.
By adopting the technical scheme, in the process that the screw enters the dam, concrete of the dam may enter the grout outlet, so that the grout outlet of the screw is blocked; the splicing rod is spliced in the screw rod, the convex blocks enter the grout outlet, and the grout outlet is closed, so that the possibility of blocking the grout outlet by concrete raw materials is reduced; the protruding block is an elastic block, so that when the screw rod is moved out, the inserting connection rod is pulled out to open the slurry outlet.
Optionally, the floating piece is including setting up the waterproof cloth at restoration storehouse top and setting up the buoyancy piece on the waterproof cloth, accomodate the groove has been seted up at the top of restoration storehouse, waterproof cloth is folding to be accomodate in accomodating the inslot.
By adopting the technical scheme, the buoyancy block floats on the water surface under the action of the buoyancy force in the submerging process of the repairing bin, and the waterproof cloth gradually becomes long-strip-shaped from the folding process, so that the repairing bin is connected with the buoyancy block, and the opening communicated with the opening of the repairing bin is ensured to be positioned above the liquid surface; the waterproof cloth and the buoyancy block have the advantages of low cost and long service life.
Optionally, the restoration storehouse is last to be provided with multisection nipple, adjacent the nipple slides each other and cup joints, deviates from the tip of the nipple of restoration storehouse can dismantle the setting on the buoyancy piece.
By adopting the technical scheme, the buoyancy block floats on the water surface and easily shakes along with the water surface to flow, so that the possibility of dislocation between the buoyancy block and a repair warehouse is caused, and the buoyancy block is forced to enter the lower part of the liquid surface because the length of the waterproof cloth is fixed; when the repairing bin is submerged, the adjacent sleeve pipe slides out, and the position of the buoyancy block is limited under the action of the sleeve pipe, so that the possibility of dislocation of the buoyancy block and the repairing bin is reduced.
Optionally, the sleeve is located at the outer end of the waterproof cloth, a collar is arranged at the folded part of the waterproof cloth, and the collar is sleeved on the sleeve in a sliding manner.
By adopting the technical scheme, under the action of water pressure, the waterproof cloth has a movement trend towards the axis of the opening, so that a channel formed by the waterproof cloth is blocked; the lantern ring is sleeved on the sleeve pipe to limit the peripheral wall of the waterproof cloth channel, so that the normal function of the waterproof cloth channel is ensured.
Optionally, the submerged member comprises a guide rod arranged on the upstream surface of the dam, the side wall of the repairing bin is provided with a roller, and the roller is in rolling clamping connection with the guide rod; the submerged member further comprises a water supplementing tank arranged on the repairing bin, and a first water pump for extracting water storage into the water supplementing tank is arranged in the water supplementing tank; the submerged piece further comprises a winch arranged on the guide rod, a steel wire rope is wound on the winch, and the free end of the steel wire rope is fixedly arranged on the repairing bin.
By adopting the technical scheme, when the repairing bin is submerged, the first water pump is started, the first water pump supplies water to the water supplementing tank for supplementing water, the weight of the water supplementing tank is increased, and the repairing bin is submerged in water, so that the repairing bin is simple and convenient to operate; when the repairing bin floats upwards, starting a winch, and winding the steel wire rope by the winch so as to drive the repairing bin to float upwards to a required position; the repairing bin runs along the guide rod, so that the possibility that the repairing bin floats due to buoyancy is reduced, and the repairing bin is conveniently conveyed to a required place.
In summary, the application has the following beneficial technical effects:
1. When repairing the upstream surface of the dam, the operation port is closed by the opening and closing part, the repair bin is submerged below the water surface by the submerging part, the repair bin is fixed on the upstream surface of the dam by the first fixing part after being positioned at the to-be-repaired position, the to-be-repaired machine is positioned in the operation port, the operation port is opened by the opening and closing part, and then construction is carried out on the to-be-repaired position by constructors, so that compared with drainage construction, the construction efficiency is improved, and the construction period is shortened; under the action of the floating piece, the opening of the restoration cabin is always positioned above the water surface, so that the restoration cabin is communicated with the outside for oxygen and light in the restoration cabin; meanwhile, the possibility that the water stored in the repairing bin enters the repairing bin through the opening of the repairing bin is reduced, and the safety of constructors is improved; because the restoration storehouse is the cavity setting, the quality of restoration storehouse is less, under the effect of buoyancy, leads to restoration storehouse difficult submergence to required department, under the effect of submergence spare, the restoration storehouse of being convenient for submergence to required department.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an underwater repair construction device on the upstream surface of a dam according to an embodiment of the present application;
FIG. 2 is a schematic diagram of the structure of an opening and closing member in an underwater repair construction device on the upstream surface of a dam according to an embodiment of the present application;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
FIG. 4 is a schematic diagram of the structure of a cover in an underwater repair construction device on the upstream surface of a dam according to an embodiment of the present application;
FIG. 5 is an enlarged schematic view of portion B of FIG. 4;
FIG. 6 is a schematic view of a screw structure in an underwater repair construction device on the upstream surface of a dam according to an embodiment of the present application;
fig. 7 is an enlarged schematic view of a portion C in fig. 1.
Reference numerals illustrate: 1. repairing the bin; 2. an operation port;
3. an opening and closing member; 31. a bin cover; 32. a first sealing strip; 33. a bolt; 34. locking;
4. A floating member; 41. waterproof cloth; 42. a buoyancy block; 43. a storage groove; 44. a ferrule; 45. a collar;
5. a first fixing member; 51. a screw; 52. a second sealing strip; 53. a slurry outlet; 54. inserting a connecting rod; 55. a bump;
6. a submergible member; 61. a guide rod; 62. a clamping groove; 63. a water supplementing tank; 64. a hoist; 65. a wire rope.
Detailed Description
The application is described in further detail below with reference to fig. 1-7.
The embodiment of the application discloses an underwater repair construction device for an upstream surface of a dam. Referring to fig. 1, the underwater repair construction device for the upstream surface of the dam comprises a repair cabin 1, wherein in the embodiment of the application, the repair cabin 1 is arranged in a hollow manner so that workers enter the interior of the repair cabin 1 and submerge to a required place; referring to fig. 2 and 3, a repairing bin 1 is attached to the upstream surface of a dam, an operation port 2 is formed in the side wall, opposite to the upstream surface of the dam, of the repairing bin 1, and an opening and closing piece 3 for opening and closing the operation port 2 is arranged on the repairing bin 1;
referring to fig. 1, a surface of a repair bin 1 facing away from the bottom of a dam is provided with an opening, the top surface of the repair bin 1 is provided with an opening, so that air and gas exchange with the outside in the repair bin 1 can enter the repair bin 1 conveniently, the top surface of the repair bin 1 is provided with a floating piece 4, and when the floating piece 4 is used for submerging the repair bin 1, the opening communicated with the repair bin 1 is located above a water storage surface;
referring to fig. 2 and 3, a first fixing piece 5 is arranged on the repair cabin 1 and positioned on the side wall where the operation port 2 is positioned, and the first fixing piece 5 is used for fixing the repair cabin 1 to the upstream surface of the dam;
Referring to fig. 1, the underwater repair construction device for the upstream surface of the dam further comprises a submergence member 6, wherein the submergence member 6 is used for driving the repair bin 1 to submerge to a position to be repaired.
When repairing the upstream surface of the dam, constructors enter the repairing bin 1 and close the operation port 2 through the opening and closing part 3; then the restoration cabin 1 is submerged to a construction place through the floating piece 4, in the process, the opening communicated with the restoration cabin 1 is always positioned on the water surface under the action of the floating piece 4, so as to prevent the possibility that the water storage flows back into the restoration cabin 1; fixing the repair bin 1 to the position to be repaired through the first fixing piece 5, and enabling the position to be repaired to be positioned in the operation port 2; and then the operation port 2 is opened, and then the repair part is constructed.
Referring to fig. 2 and 3, in the embodiment of the present application, the opening and closing member 3 includes a bin cover 31 hinged in the repair bin 1, the cross section of the bin cover 31 is larger than the cross section of the operation opening 2, a first sealing strip 32 is provided on the surface of the bin cover 31 close to the operation opening 2, the first sealing strip 32 is in a ring shape, and when the bin cover 31 closes the operation opening 2, the operation opening 2 is located in a space surrounded by the first sealing strip 32; when closing operation mouth 2, rotate the storehouse lid 31 to laminating at the inner wall of repairing storehouse 1, storehouse lid 31 compresses first sealing strip 32 at the rotation in-process, and first sealing strip 32 fills the gap between storehouse lid 31 and repairing storehouse 1, and then improves the waterproof performance of repairing storehouse 1.
Referring to fig. 4 and 5, in order to facilitate fixing the bin cover 31 to a desired place, the repairing bin further comprises a second fixing member for fixing the bin cover 31 to the repairing bin 1, wherein the second fixing member comprises a lock tongue 33 rotatably arranged on the bin cover 31 and a lock catch 34 fixedly arranged on the inner wall of the repairing bin 1 (the lock tongue 33 and the lock catch 34 are both known techniques and are not repeated herein); after the bin cover 31 is closed on the operation port 2, the lock tongue 33 is rotated, so that the lock tongue 33 is hung on the lock catch 34, and then the lock tongue 33 is rotated towards the opposite direction, so that the bin cover 31 is fixed on the inner wall of the repairing bin 1, and the operation is simple and convenient.
Referring to fig. 2 and 3, the first fixing member 5 includes a screw rod 51 rotatably disposed on the repair bin 1, in the embodiment of the present application, the length direction of the screw rod 51 is perpendicular to the upstream surface of the dam, the screw rod 51 is located on the side wall of the operation port 2, the screw rod 51 rotates into the dam and drives the repair bin 1 to face the upstream surface of the dam, and the rotation axis of the screw rod 51 is perpendicular to the upstream surface of the dam; the first fixing piece 5 further comprises a second sealing strip 52 arranged on the outer wall of the repairing bin 1, the second sealing strip 52 is annular, and the operation opening 2 is positioned in a space surrounded by the second sealing strip 52; when the repairing bin 1 is fixed, the repairing bin 1 is attached to the upstream surface of the dam, and then the screw 51 is rotated to enable the screw 51 to enter the dam, so that the repairing bin 1 is fixed to the upstream surface of the dam. Meanwhile, in the process, the second sealing strip 52 is extruded by the repairing bin 1 to seal the gap between the repairing bin 1 and the upstream surface of the dam, so that the waterproof performance of the repairing bin 1 is improved.
In order to facilitate technical drainage of accumulated water entering the repairing bin 1, a second water pump is arranged in the repairing bin 1, and the water outlet end of the second water pump is positioned outside the repairing bin 1.
Referring to fig. 6, in order to facilitate filling of the fixing hole formed in the dam by the screw 51, the screw 51 is hollow, a grout outlet 53 is formed at a tip end of the screw 51, and a grout injection port is formed at a tail end of the screw 51; after repairing the corrosions of the dam, in the process of moving out the screw rod 51, constructors inject cement paste or waterproof glue into the screw rod 51, and the cement paste or waterproof glue flows out through the slurry outlet 53 and enters the fixing hole, so that the fixing hole is filled, and the service life of the dam is prolonged.
Referring to fig. 6, in order to reduce the influence of the water storage on the setting of the cement paste or the waterproof glue, a screw 51 is located in the space surrounded by the second sealing strip 52; the second sealing strip 52 has a certain blocking effect on the water storage, so that the progress of the statement entering the fixing hole is slowed down, and the cement paste or the waterproof glue has enough time to solidify.
Referring to fig. 6, in order to reduce the possibility of blocking the grout outlet 53, a plug rod 54 is slidably provided in the screw 51, and a protrusion 55 in plug-fit with the grout outlet 53 is provided on the plug rod 54; the insertion rod 54 is inserted into the screw 51, and the protruding block 55 is clamped to the grout outlet 53, so that the grout outlet 53 is blocked, and the possibility that impurities such as concrete enter the grout outlet 53 is reduced.
Referring to fig. 6, in order to facilitate the movement of the projection 55 into or out of the grout outlet 53, the projection 55 is an elastic block.
Referring to fig. 1, the floating member 4 includes a waterproof cloth 41 disposed on the top of the repair bin 1 and a buoyancy block 42 disposed on the waterproof cloth 41, in the embodiment of the present application, the buoyancy block 42 is a hollow air bag, and the air bag has the advantages of small mass and large volume, so as to reduce the possibility of the buoyancy block 42 submerging, the top of the repair bin 1 is provided with a storage groove 43, and the waterproof cloth 41 is folded and stored in the storage groove 43; furthermore, the head and the tail of the air bag are connected in an annular shape so as to facilitate the communication between the repair bin 1 and the outside; when the repair cabin 1 is submerged, when the air bag floats on the water surface, the air bag floats on the water surface under the action of the buoyancy, the repair cabin 1 continues to be submerged, and the waterproof cloth 41 gradually stretches and forms a ventilation channel in the process, so that the repair cabin 1 is communicated with the outside in the submerged process.
Referring to fig. 1 and 7, in order to reduce the possibility of misalignment between the air bag and the opening of the repair cabin 1, the repair cabin 1 is provided with a plurality of joint pipes 44, the adjacent joint pipes 44 are in sliding sleeve joint with each other, and the end parts of the joint pipes 44 away from the repair cabin 1 are detachably arranged on the buoyancy block 42; during the submergence process of the repairing bin 1, the sleeve pipe 44 gradually slides out, so that the buoyancy block 42 is limited, the buoyancy block 42 and the repairing bin 1 are positioned in the same axis, and the possibility of water storage backflow repairing bin 1 is reduced.
Referring to fig. 1 and 7, in order to reduce the possibility of collapse of the ventilation channel of the waterproof cloth 41 under the action of water pressure, a sleeve 44 is positioned at the outer end of the waterproof cloth 41, a collar 45 is arranged at the folded part of the waterproof cloth 41, and the collar 45 is in sliding sleeve connection with the sleeve 44; collar 45 slides along ferrule 44 and collar 45 provides some support to tarpaulin 41 so that the ventilation channels remain with a diameter after extrusion.
Referring to fig. 1 and 2, the submerged member 6 comprises a guide rod 61 arranged on the upstream surface of the dam, the guide rod 61 is attached to the upstream surface of the dam, the side wall of the repairing bin 1 is provided with a roller, the roller is in rolling and clamping connection with the guide rod 61, further, the guide rod 61 is provided with a clamping groove 62 for the roller to be in rolling and clamping connection, and the width of the clamping groove 62 is larger than the thickness of the roller, so that when the screw 51 drives the repairing bin 1 to be close to the upstream surface of the dam, the roller slides in the clamping groove 62;
Referring to fig. 1 and 2, the submerged member 6 further includes a water replenishing tank 63 disposed on the repair bin 1, and in the embodiment of the present application, the water replenishing tank 63 is located at the bottom of the repair bin 1, and a first water pump for pumping water into the water replenishing tank 63 is disposed in the water replenishing tank 63;
referring to fig. 1 and 2, the submergible member 6 further includes a hoist 64 provided on the guide bar 61, a wire rope 65 is wound around the hoist 64, and a free end of the wire rope 65 is fixedly provided on the repair cabin 1.
When the repairing bin 1 is submerged, the winch 64 is started, the winch 64 releases the steel wire rope 65, the repairing bin 1 slides along the guide rod 61, after the water supplementing tank 63 is immersed in water, the first water pump is started, water is supplemented to the water supplementing tank 63, so that the quality of the repairing bin 1 is improved, and the repairing bin 1 is continuously submerged to a required position.
The implementation principle of the underwater repair construction device for the upstream surface of the dam provided by the embodiment of the application is as follows:
When repairing the upstream surface of the dam, firstly starting a winch 64, releasing a steel wire rope 65 by the winch 64, sliding the repairing bin 1 along a guide rod 61, starting a first water pump after the water supplementing tank 63 is immersed in water, and supplementing water to the water supplementing tank 63 so as to increase the quality of the repairing bin 1, and continuously submerging the repairing bin 1 to a required position;
Subsequently, the screw rod 51 is screwed, so that the screw rod 51 rotates into the dam, and the repairing bin 1 is fixed in the dam; subsequently, the operation opening 2 is opened by rotating the cap 31, and then the relevant construction work is performed.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. The utility model provides a dam upstream face repair construction device under water which characterized in that: the dam water-facing device comprises a repairing bin (1), wherein the repairing bin (1) is attached to a dam water-facing surface, an operation port (2) is formed in the side wall, opposite to the dam water-facing surface, of the repairing bin (1), and an opening and closing piece (3) for opening and closing the operation port (2) is arranged on the repairing bin (1); the repairing bin (1) is arranged away from the surface of the bottom of the dam and is provided with a floating piece (4), and the floating piece (4) is used for enabling an opening communicated with the repairing bin (1) to be above a water storage surface when the repairing bin (1) is submerged; a first fixing piece (5) is arranged on the repair bin (1) and positioned on the side wall where the operation port (2) is positioned, and the first fixing piece (5) is used for fixing the repair bin (1) to the upstream surface of the dam; the underwater repair construction device for the upstream surface of the dam further comprises a submerging piece (6), the submerging piece (6) is used for driving the repair bin (1) to submerge to a position to be repaired, the opening and closing piece (3) comprises a bin cover (31) hinged in the repair bin (1), the cross section of the bin cover (31) is larger than that of the operation port (2), a first sealing strip (32) is arranged on the surface, close to the operation port (2), of the bin cover (31), the first sealing strip (32) is annular, and when the bin cover (31) is closed to the operation port (2), the operation port (2) is located in a space surrounded by the first sealing strip (32); the repair bin also comprises a second fixing piece for fixing the bin cover (31) to the repair bin (1); the first fixing piece (5) comprises a screw rod (51) which is rotatably arranged on the repair bin (1), the screw rod (51) is positioned on the side wall where the operation port (2) is positioned, and the screw rod (51) rotates into the dam and drives the repair bin (1) to face the upstream surface of the dam; the first fixing piece (5) further comprises a second sealing strip (52) arranged on the outer wall of the repair bin (1), the second sealing strip (52) is annular, and the operation port (2) is located in a space surrounded by the second sealing strip (52); the screw (51) is positioned outside the space surrounded by the second sealing strip (52); the floating piece (4) comprises waterproof cloth (41) arranged at the top of the repairing bin (1) and a buoyancy block (42) arranged on the waterproof cloth (41), a containing groove (43) is formed in the top of the repairing bin (1), and the waterproof cloth (41) is folded and contained in the containing groove (43); the submerged piece (6) comprises a guide rod (61) arranged on the upstream surface of the dam, the side wall of the repairing bin (1) is provided with a roller, and the roller is in rolling clamping connection with the guide rod (61); the submerged member (6) further comprises a water supplementing tank (63) arranged on the repairing bin (1), and a first water pump for extracting water storage into the water supplementing tank (63) is arranged in the water supplementing tank (63); the submerged piece (6) further comprises a winch (64) arranged on the guide rod (61), a steel wire rope (65) is wound on the winch (64), and the free end of the steel wire rope (65) is fixedly arranged on the repairing bin (1).
2. The underwater repair construction device for the upstream surface of a dam according to claim 1, wherein: the screw rod (51) is arranged in a hollow mode, a slurry outlet (53) is formed in the tip end portion of the screw rod (51), and a slurry injection port is formed in the tail end portion of the screw rod (51).
3. The underwater repair construction device for the upstream surface of a dam according to claim 2, wherein: the screw rod (51) is provided with a plug rod (54) in a sliding mode, the plug rod (54) is provided with a protruding block (55) which is in plug fit with the grout outlet (53), and the protruding block (55) is an elastic block.
4. The underwater repair construction device for the upstream surface of a dam according to claim 1, wherein: the repairing bin (1) is provided with a plurality of sleeved pipes (44), adjacent sleeved pipes (44) are in sliding sleeve joint with each other, and the end part, deviating from the sleeved pipes (44) of the repairing bin (1), of the sleeved pipe is detachably arranged on the buoyancy block (42).
5. The underwater repair construction device for the upstream surface of a dam according to claim 4, wherein: the sleeve pipe (44) is positioned at the outer end of the waterproof cloth (41), a sleeve ring (45) is arranged at the folding position of the waterproof cloth (41), and the sleeve ring (45) is sleeved on the sleeve pipe (44) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210569563.7A CN114775533B (en) | 2022-05-24 | 2022-05-24 | Dam upstream surface underwater restoration construction device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210569563.7A CN114775533B (en) | 2022-05-24 | 2022-05-24 | Dam upstream surface underwater restoration construction device |
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| CN114775533A CN114775533A (en) | 2022-07-22 |
| CN114775533B true CN114775533B (en) | 2024-06-18 |
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Address after: 641399 No. 98 waixi street, Yanjiang District, Ziyang City, Sichuan Province Applicant after: Sichuan Shuifa Construction Co.,Ltd. Address before: 641399 No. 98 waixi street, Yanjiang District, Ziyang City, Sichuan Province Applicant before: Sichuan water conservancy and Electric Power Engineering Bureau Co.,Ltd. |
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