CN218479113U - Repairing system for removing danger and reinforcing thin-layer concrete defects of face rockfill dam - Google Patents
Repairing system for removing danger and reinforcing thin-layer concrete defects of face rockfill dam Download PDFInfo
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- CN218479113U CN218479113U CN202221924633.8U CN202221924633U CN218479113U CN 218479113 U CN218479113 U CN 218479113U CN 202221924633 U CN202221924633 U CN 202221924633U CN 218479113 U CN218479113 U CN 218479113U
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- 239000004567 concrete Substances 0.000 title claims abstract description 59
- 230000007547 defect Effects 0.000 title claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 title description 4
- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 238000010276 construction Methods 0.000 claims abstract description 40
- 230000008439 repair process Effects 0.000 claims abstract description 17
- 230000002787 reinforcement Effects 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 6
- 238000004873 anchoring Methods 0.000 claims description 4
- 239000011150 reinforced concrete Substances 0.000 claims description 2
- 231100001261 hazardous Toxicity 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 4
- 238000011017 operating method Methods 0.000 abstract description 2
- 238000003908 quality control method Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 12
- 239000002344 surface layer Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000537371 Fraxinus caroliniana Species 0.000 description 1
- 235000010891 Ptelea trifoliata Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- 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
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- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model provides a repair system for panel rock-fill dam danger eliminating reinforcement thin layer concrete defect, which comprises a construction mechanism, a feeding mechanism and a lifting mechanism, wherein the construction mechanism is positioned near the panel damage point on the panel rock-fill dam; the feeding mechanism is used for providing construction feeding for the construction mechanism; the lifting mechanism is used for lifting the feeding mechanism to the mobile construction position of the construction mechanism so as to supply the concrete material of the feeding mechanism to the construction mechanism. The utility model provides a repair system can solve the face plate rock-fill dam and be difficult to guarantee thin layer concrete defect prosthetic efficiency of construction and quality control problem in removing dangerous reinforcement process, and the system overall structure is simple, and operating method is simple and convenient.
Description
Technical Field
The utility model belongs to the technical field of hydraulic and hydroelectric engineering, especially, relate to a repair system that is used for panel rock-fill dam to remove dangerous reinforcement thin layer concrete defect.
Background
The concrete face rockfill dam becomes a dam type which is rapidly developed in the last thirty years by virtue of excellent safety, economy and foundation adaptability, and is widely popularized and applied. The concrete face rockfill dam is divided into different areas according to different structural parts, the rockfill is mainly used as a supporting material, the concrete face is used for transferring upstream water pressure and preventing seepage, and an anti-seepage system of the face rockfill dam is composed of concrete faces, toe boards and anti-seepage curtains. The quality of the concrete panels plays an important role in the safety and stability of the integrity of the dam.
Along with the increase of the operation life of the dam, the settlement of the rockfill easily causes the mutual extrusion damage between concrete panels, the concrete generates the defects of different forms such as cracks, hollows, peeling, rib leakage and the like, if the defects are not processed, the impermeability of the concrete panels is reduced, and the dam leakage seriously endangers the structural safety. The treatment mode of cracks is usually chemical grouting treatment, and the treatment mode of hollowing, peeling and rib leakage defects is to chisel the concrete at the damaged part and pour the concrete again to recover the impermeability of the panel. The method adopted at present is a slope-attached vertical mold conduit pouring method and a slope-attached non-vertical mold pouring method, wherein the slope-attached vertical mold conduit pouring method is to insert a conduit into the inner side of a template after a dam face damage point integrally forms a vertical mold, and then to finish concrete pouring in a pump truck pumping mode; the method is that the mixed concrete materials are manually stacked on the slope surface layer by layer.
The problems of the above processing methods are as follows: (1) The general volume is little because of panel concrete damage, and it is thinner to pour the thickness, adopts the pipe method to pour mobility relatively poor, and easy circulation is not smooth to cause the jam, and the not closely knit cavity that forms of back of pouring causes serious influence to the concrete placement quality. (2) The concrete is poured without erecting the mold, only manual layering stacking is needed, the concrete can be attached to a slope and does not slide for controlling, the water ash ratio is generally set to be relatively dry, the concrete with the optimal mix proportion cannot be obtained, the concrete slump is easily caused by surface vibration, and the pouring quality of the concrete cannot be guaranteed due to low pouring efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an: the repair system for the defect of the thin-layer concrete for danger-removing and reinforcing of the face rockfill dam is provided to quickly repair the problem of peeling and damage of the surface layer of the concrete face and recover the seepage-proofing performance of the surface layer of the dam body.
For this reason, the above-mentioned purpose of the present invention is achieved by the following technical solutions:
a repair system for removing dangerous reinforcement thin-layer concrete defects of a face-plate rock-fill dam is characterized in that: the repairing system for eliminating the defects of the thin-layer reinforced concrete of the face rockfill dam comprises a construction mechanism, a feeding mechanism and a lifting mechanism,
the construction mechanism is positioned near a panel damage point on the panel rock-fill dam;
the feeding mechanism is used for providing construction feeding for the construction mechanism;
the lifting mechanism is used for lifting the feeding mechanism to the mobile construction position of the construction mechanism so as to supply the concrete material of the feeding mechanism to the construction mechanism.
When adopting above-mentioned technical scheme, the utility model discloses can also adopt or make up and adopt following technical scheme:
as the utility model discloses an preferred technical scheme: the construction mechanism comprises side mould rails and a plurality of surface moulds arranged between the side mould rails, the surface moulds can slide up and down along the side mould rails,
a feeding gap is arranged between two adjacent surface molds so as to facilitate feeding of the feeding mechanism.
As the utility model discloses an preferred technical scheme: the construction mechanism further comprises a flat vibrator, and the flat vibrator is arranged on the upper portion of any one of the face molds.
As the utility model discloses a preferred technical scheme: and arranging an anchoring rod on the face mold to attach and fix the face mold to the panel damage point on the panel rock-fill dam.
As the utility model discloses an preferred technical scheme: and an inclined strut is arranged between every two adjacent surface molds and used for sliding the upper surface mold downwards to be flush with the lower surface mold or sliding the lower surface mold upwards to be flush with the upper surface mold after the feeding gap is filled with concrete so as to be fixedly connected with the upper surface mold and the lower surface mold.
As the utility model discloses a preferred technical scheme: the feeding mechanism comprises a trolley and a charging barrel arranged in the trolley, and the charging barrel is pulled up and down by a pulling rope in the lifting mechanism.
As the utility model discloses a preferred technical scheme: the lifting mechanism comprises a winch, a fixed pulley and a traction rope, the winch is used for lifting or descending the traction rope, and the traction rope is connected with the charging barrel in the feeding mechanism.
The utility model provides a repair system for panel rock-fill dam removes dangerous reinforcement thin layer concrete defect, through segmentation founding the mould and leaving the feeding breach with every section thin layer concrete placement, can ensure panel damaged point thin layer concrete placement's plumpness, avoid the cavity not closely knit condition; the treatment efficiency can be greatly improved through the combined treatment of the construction mechanism, the feeding mechanism and the lifting mechanism; in addition, by the feeding mechanism comprising the trolley and the charging barrel arranged in the trolley, concrete can be poured in a sliding mode close to a slope by loading the charging barrel by the small trolley, so that manpower is saved in carrying, and the construction efficiency is improved; through adopting the construction mechanism that includes the side form track and arrange the polylith surface mould between the side form track, can slide the surface mould along the side form track, guarantee concrete pouring process's continuity, reduce the possibility that the panel construction joint produced, guarantee the wholeness of concrete. The utility model provides a repair system can solve the face plate rock-fill dam and be difficult to guarantee thin layer concrete defect prosthetic efficiency of construction and quality control problem in removing dangerous reinforcement process, and the system overall structure is simple, and operating method is simple and convenient.
Drawings
Fig. 1 is a schematic representation of a repair system for removing defects in thin concrete slabs for face rockfill dams according to the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the following description of the preferred embodiments of the present invention is given with reference to the accompanying examples, but it should be understood that the drawings are for illustrative purposes only and are not to be construed as limiting the patent; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
A repairing system for eliminating the defect of reinforcing thin concrete layer by face rockfill dam is composed of a construction mechanism, a feeding mechanism and a lifting mechanism,
the construction mechanism is positioned near a panel damage point on the panel rock-fill dam;
the feeding mechanism is used for providing construction feeding for the construction mechanism;
the lifting mechanism is used for lifting the feeding mechanism to the mobile construction position of the construction mechanism so as to supply the concrete material of the feeding mechanism to the construction mechanism.
The construction machine includes side mold rails 111 and a plurality of surface molds 112 arranged between the side mold rails 111, the surface molds 112 can slide up and down along the side mold rails 111,
a feeding gap 113 is arranged between two adjacent surface molds 112 so as to facilitate the feeding of a feeding mechanism.
The construction mechanism further comprises a flat vibrator 114, the flat vibrator 114 is arranged at the upper part of any one face die 112, and an anchoring rod 115 is arranged on the face die 112 to attach and fix the face die 112 to the panel damage point on the panel rock-fill dam.
And a diagonal brace 116 is arranged between two adjacent surface molds 112, and the diagonal brace 116 is used for sliding the upper surface mold 112 downwards to be flush with the lower surface mold 112 or sliding the lower surface mold 112 upwards to be flush with the upper surface mold 112 after the feeding gap 113 is filled with concrete so as to reinforce the upper surface mold 112 and the lower surface mold 112.
The feed mechanism includes a trolley 121 and a cartridge 122 disposed within the trolley 121, the cartridge 122 being drawn up and down by a draw line 133 within the lift mechanism.
The lifting mechanism includes a hoist 131, a fixed sheave 132, and a traction rope 133, the hoist 131 being used to lift or lower the traction rope 133, the traction rope 133 being connected to the barrel 122 in the feeding mechanism.
The repairing system for the defect of the slab rock-fill dam for removing the dangerous reinforced thin-layer concrete is implemented by the following processes:
1) Basal plane cleaning
And chiseling loose sundries such as stones, concrete, fillers and the like near the concrete damage point by using an electric pick and washing the chisels clean by using a high-pressure water gun.
2) Anchor bar for drilling
In order to increase the connection between newly poured concrete and the original base surface, anchor bars are drilled on the base surface of the concrete damage point, and the depth of the anchor bars is not less than 15cm.
3) Mounting side mould track and surface mould
The left side and the right side of a concrete damage point are provided with side mould rails, a face mould is embedded into the side mould rails, a feeding hole is reserved between the two face moulds, and the face mould is fixed by adopting an anchoring rod.
4) And pouring the concrete
Put into the storage bucket with the concrete, pull to the feed inlet through the hoist and pour panel damage point, pour full back when the first face mould in lower part, adopt the flat vibrator along the face mould vibration closely knit, flush upper portion face mould and lower part face mould through removing the bracing, continue to pour at upper portion feed inlet, once analogize until pouring the completion with panel damage point.
5) And stripping die
And after the concrete reaches a certain curing strength, sequentially dismantling the surface mould and the side mould rails.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and all the technical matters of the present invention are all within the protection scope of the present invention for any simple modification and equivalent change of the above embodiments.
Claims (7)
1. A repair system for removing dangerous reinforcement thin-layer concrete defects of a face-plate rock-fill dam is characterized in that: the repairing system for eliminating the defects of the thin-layer reinforced concrete of the face rockfill dam comprises a construction mechanism, a feeding mechanism and a lifting mechanism,
the construction mechanism is positioned near a panel damage point on the panel rock-fill dam;
the feeding mechanism is used for providing construction feeding for the construction mechanism;
the lifting mechanism is used for lifting the feeding mechanism to the mobile construction position of the construction mechanism so as to supply the concrete material of the feeding mechanism to the construction mechanism.
2. A repair system for a rockfill dam for the removal of hazardous reinforcement thin concrete defects according to claim 1, wherein: the construction mechanism comprises side mould rails and a plurality of surface moulds arranged between the side mould rails, the surface moulds can slide up and down along the side mould rails,
a feeding gap is arranged between two adjacent surface molds so as to facilitate feeding of the feeding mechanism.
3. A repair system for a panel rock-fill dam to counter-dam thin concrete defects as claimed in claim 2, wherein: the construction mechanism further comprises a flat vibrator, and the flat vibrator is arranged on the upper portion of any one of the face molds.
4. A repair system for a panel rock-fill dam to counter-dam thin concrete defects as claimed in claim 2, wherein: and arranging an anchoring rod on the face mold to attach and fix the face mold to the panel damage point on the panel rock-fill dam.
5. A repair system for a panel rock-fill dam to counter-dam thin concrete defects as claimed in claim 2, wherein: and an inclined strut is arranged between every two adjacent surface molds and used for sliding the upper surface mold downwards to be flush with the lower surface mold or sliding the lower surface mold upwards to be flush with the upper surface mold after the feeding gap is filled with concrete so as to be fixedly connected with the upper surface mold and the lower surface mold.
6. A repair system for a panel rock-fill dam to counter-dam thin concrete defects as claimed in claim 1, wherein: the feeding mechanism comprises a trolley and a charging barrel arranged in the trolley, and the charging barrel is pulled up and down by a pulling rope in the lifting mechanism.
7. A repair system for a rockfill dam for the removal of hazardous reinforcement thin concrete defects according to claim 1, wherein: the lifting mechanism comprises a winch, a fixed pulley and a traction rope, the winch is used for lifting or descending the traction rope, and the traction rope is connected with a charging barrel in the feeding mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221924633.8U CN218479113U (en) | 2022-07-25 | 2022-07-25 | Repairing system for removing danger and reinforcing thin-layer concrete defects of face rockfill dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221924633.8U CN218479113U (en) | 2022-07-25 | 2022-07-25 | Repairing system for removing danger and reinforcing thin-layer concrete defects of face rockfill dam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218479113U true CN218479113U (en) | 2023-02-14 |
Family
ID=85163920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221924633.8U Active CN218479113U (en) | 2022-07-25 | 2022-07-25 | Repairing system for removing danger and reinforcing thin-layer concrete defects of face rockfill dam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218479113U (en) |
-
2022
- 2022-07-25 CN CN202221924633.8U patent/CN218479113U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 997, gudun Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, 310030 Patentee after: Zhejiang East China Geotechnical Survey and Design Institute Co.,Ltd. Patentee after: HANGZHOU GUODIAN DAM SAFETY ENGINEERING Co.,Ltd. Address before: No. 997, gudun Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, 310030 Patentee before: ZHEJIANG HUADONG CONSTRUCTION ENGINEERING Co.,Ltd. Patentee before: HANGZHOU GUODIAN DAM SAFETY ENGINEERING Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |