CN215165713U - Long fishway high slope up-down crossing operation safety protection structure - Google Patents
Long fishway high slope up-down crossing operation safety protection structure Download PDFInfo
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- CN215165713U CN215165713U CN202120862445.6U CN202120862445U CN215165713U CN 215165713 U CN215165713 U CN 215165713U CN 202120862445 U CN202120862445 U CN 202120862445U CN 215165713 U CN215165713 U CN 215165713U
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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
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Abstract
The utility model provides a long fishway high side slope up-and-down cross operation safety protection structure, including the side slope, the gradient of side slope is 70 ~ 80, and the top of side slope is equipped with the top construction face, and the bottom of side slope is equipped with the bottom construction face, is equipped with springboard inoxidizing coating, flexible net inoxidizing coating on the side slope from last to being equipped with down respectively, and flexible net protective layer is apart from bottom construction face difference in height 30 ~ 40m, and the springboard protective layer is apart from flexible net protective layer difference in height 15 ~ 20m, and the springboard protective layer is apart from side slope top difference in height 2 ~ 10 m. The utility model has the advantages of double-layer safety protection, simple structure, wider application range than the traditional protective shed, and particular suitability for high slope landform; has high safety and long service life. The springboard protective layer intercepts most of falling stone slag from a construction source and can be cleaned regularly; the flexible net protective layer effectively intercepts the stone slag dropped from the protective layer of the gangway, has low impact noise and can be cleaned.
Description
Technical Field
The utility model relates to a cross operation construction safety protection technical field about long fishway high side slope of hydropower station, concretely relates to cross operation safety protection structure about long fishway high side slope.
Background
In the construction process of most fishway high slopes, when the high slopes are crossed up and down, construction time intervals are staggered or a single-layer protection shed is arranged to reduce the construction interference and potential safety hazard problems of the crossed up and down operation. When the height difference of the upper and lower crossed working surfaces is small, the construction time interval of each working surface can be flexibly regulated and controlled, and the construction period is wide, the methods are undoubtedly feasible. However, the long fishway of the over-high dam is obviously different from the common fishway in that the fishway line is long, the fishway pond room arranged along the side slope of the dam is high under the influence of the dam height, and the fishway pond room is vertically crossed and constructed with the dam working surface and the factory building working surface below for a long time. Because the height difference of the vertical cross operation reaches 50m, the inclination of the high slope is within the range of 70-80 degrees, if the traditional single-layer protection shed is adopted for construction, objects such as stone slag, tools and the like falling in the construction process of the upper operation surface easily puncture the protection shed, or fall to the protection shed at a high speed to collide and bounce to other operation surfaces below, and the potential safety hazard of the operation surfaces below cannot be ideally eliminated. And the construction amount is large, the construction period is often more urgent, and the construction time interval cannot be completely staggered.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a long fishway high slope up-and-down cross operation safety protection structure.
The utility model discloses a following technical scheme can realize.
The utility model provides a long fishway high side slope up-and-down cross operation safety protection structure, including the side slope, the top of side slope is equipped with the top construction face, and the bottom of side slope is equipped with the bottom construction face, is equipped with springboard inoxidizing coating, flexible net inoxidizing coating on the side slope from last to being equipped with respectively down, and flexible net protective layer is apart from bottom construction face difference in height 30 ~ 40m, and the springboard protective layer is apart from flexible net protective layer difference in height 15 ~ 20m, and the springboard protective layer is apart from side slope top difference in height 2 ~ 10 m.
The springboard protective layer comprises a scaffold, the scaffold is fixed on the side slope, and a steel springboard is fully paved on the top of the scaffold.
And three-proofing cloth is laid above the steel gangplank.
And a first mortar anchor rod is arranged at the lower end of the scaffold and is downwards inserted into the side slope.
The first mortar anchor rod is phi 32 mortar anchor rod, is 0.8-1 m long and is exposed 3/10-3/8.
The flexible net protective layer comprises a passive protective net, the lower end of the passive protective net is anchored on the side slope, a wood formwork is laid on the inner side of the passive protective net, a flexible layer is laid on the inner side of the wood formwork, and a second mortar anchoring rod is arranged on one side, facing the passive protective net, of the wood formwork.
And the second mortar anchor rod is obliquely inserted into the side slope towards the normal direction of the side slope, part of the second mortar anchor rod is exposed, and the exposed part is sleeved with a steel pipe.
The passive protective net is an RXI-075 type passive protective net.
The bottom of the side, facing the side slope, of the flexible net protective layer is also provided with a leakage-proof layer.
The leak protection layer includes two-layer bamboo springboard, is equipped with old and useless rubber and plastic sponge between two-layer bamboo springboard.
The beneficial effects of the utility model reside in that:
the utility model has the advantages of double-layer safety protection, simple structure, wider application range than the traditional protective shed, and particular suitability for high slope landform; the installation is simple, and the security is high, and usable duration is long, and 95% of the material that uses can both the reutilization. Most of the falling stone slag is intercepted from a construction source through the springboard protective layer and can be cleaned regularly; through the flexible net protective layer, the stone ballast that the springboard protective layer dropped has effectively been intercepted, and the striking noise is little, and can clear up, has eliminated the construction hidden danger, has improved efficiency of construction and security.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a detailed view of the structure of the gangboard armor and the flexible net armor.
In the figure: 1-side slope; 2-top construction surface; 3-bottom construction surface; 4-springboard protective layer; 5-a flexible net protective layer; 6-scaffold; 7-a steel gangplank; 8-three-proofing cloth; 9-first mortar anchor rod; 10-passive protective net; 11-a wood template; 12-a flexible layer; 13-second mortar anchor rod; 14-an anti-leakage layer; 15-bamboo gangplank; 16-waste rubber-plastic sponge.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1-2, the structure of the present invention is schematically shown in the figure:
the utility model provides a long fishway high side slope up-and-down cross operation safety protection structure, including side slope 1, the top of side slope 1 is equipped with top construction face 2, and the bottom of side slope 1 is equipped with bottom construction face 3, is equipped with springboard inoxidizing coating 4, flexible net inoxidizing coating 5 respectively under to on the side slope 1 from last, and flexible net inoxidizing coating 4 is 30 ~ 40m apart from 3 differences in height of bottom construction face, and springboard inoxidizing coating 4 is 15 ~ 20m apart from flexible net inoxidizing coating 5 differences in height, and springboard inoxidizing coating 4 is 2 ~ 10m apart from 1 top difference in height of side slope.
The principle is as follows: the springboard protective layer 4 has large bearing capacity and is not easy to damage, and the stone slag accumulated on the springboard protective layer 4 can be regularly cleaned and transported during construction, so that hidden dangers are reduced from the source, and the problem that most of the stone slag falls downwards is solved; the flexible net protective layer 5 can effectively prevent the stone slag flying off from the springboard protective layer 4, reduce the kinetic energy of the stone slag, store the stone slag at the bottom of the flexible net protective layer 5, clean the stone slag regularly and have low impact noise.
The utility model has the advantages of double-layer safety protection, simple structure, wider application range than the traditional protective shed, and particular suitability for high slope 1 terrain; the installation is simple, and the security is high, and usable duration is long, and 95% of the material that uses can both the reutilization. Most of the falling stone slag is intercepted from the construction source through the springboard protective layer 4 and can be cleaned regularly; through flexible net inoxidizing coating 5, effectively intercepted the stone sediment that springboard inoxidizing coating 4 dropped, the striking noise is little, and can clear up, has eliminated the construction hidden danger, has improved efficiency of construction and security.
Fig. 2 is a schematic structural diagram of the gangway protection layer 4 and the flexible net protection layer 5:
the springboard protective layer 4 comprises a scaffold 6, the scaffold 6 is fixed on the side slope 1, and a steel springboard 7 is fully paved on the top of the scaffold 6. The steel springboard 7 has strong bearing capacity, is not easy to damage, effectively intercepts and bears a large amount of stone slag, is convenient to store up a certain amount of stone slag and then regularly cleans and transports, and improves the construction efficiency.
And a three-proofing cloth 8 is paved above the steel springboard 7. Three proofings cloth 8 can prevent effectively that the thin slabstone in 7 gaps of steel springboard from dropping, and the disposable clearance of being convenient for reduces the lower floor's clearance degree of difficulty.
The lower end of the scaffold 6 is provided with a first mortar anchor bolt 9, and the first mortar anchor bolt 9 is downwards inserted into the side slope 1. Make the wholeness between scaffold 6 and side slope 1 stronger, improve scaffold 6's stability and intensity, improve the security.
The first mortar anchor rod 9 is a phi 32 mortar anchor rod, is 0.8-1 m long and is exposed 3/10-3/8. The installation is convenient, and the associativity with the soil layer is strong, has improved stability.
The flexible net protective layer 5 comprises a passive protective net 10, the lower end of the passive protective net 10 is anchored on the side slope 1, a wooden template 11 is laid on the inner side of the passive protective net 10, a flexible layer 12 is laid on the inner side of the wooden template 11, and a second mortar anchoring rod 13 is arranged on one side, facing the passive protective net 10, of the wooden template 11. The strength and the bearing capacity of the flexible protective net layer are improved, the rock ballast flying off from the upper layer can be effectively intercepted, the regular cleaning can be carried out, and the construction efficiency and the safety are improved; the flexible layer 12 can reduce the kinetic energy of the flying stone slag, play a role in buffering, reduce the damage of the flexible protection net layer and improve the service life and the safety.
And the second mortar anchor rods 13 are inserted into the side slope 1 in a way of inclining towards the normal direction of the side slope 1, the second mortar anchor rods 13 are partially exposed, and the exposed parts are sleeved with steel pipes. The installation is convenient, and the associativity with the soil layer is strong, has improved stability.
The passive protective net 10 is an RXI-075 type passive protective net. The installation is convenient, the flexibility and the strength are high, and the safety is improved.
The bottom of the flexible net protective layer 5 facing to one side of the side slope 1 is also provided with a leakage-proof layer 14. Be convenient for prevent that the stone sediment from spilling from the bottom of flexible protection stratum reticulare, reduce the interference to bottom construction face 3, improve the security simultaneously.
The leakage-proof layer 14 comprises two layers of bamboo gangplank 15, and waste rubber and plastic sponge 16 is arranged between the two layers of bamboo gangplank 15. The cavity is sealed by the bamboo springboard 15 at the first layer, the waste rubber-plastic sponge 16 for concrete heat preservation is used for omnibearing sealing at the second layer, and the bamboo springboard 15 at the top is used as a safety channel for slag removal and walking, so that the sealing performance is improved, and the slag removal is more convenient; the waste rubber-plastic sponge 16 is adopted, so that waste materials are recycled, and the environment is protected.
Claims (10)
1. The utility model provides a long fishway high slope cross operation safety protection structure from top to bottom which characterized in that: including side slope (1), the top of side slope (1) is equipped with top construction surface (2), and the bottom of side slope (1) is equipped with bottom construction surface (3), and side slope (1) is gone up from last to being equipped with springboard inoxidizing coating (4), flexible net inoxidizing coating (5) down respectively, and flexible net inoxidizing coating (5) are apart from bottom construction surface (3) difference in height 30 ~ 40m, springboard inoxidizing coating (4) are apart from flexible net inoxidizing coating (5) difference in height 15 ~ 20m, springboard inoxidizing coating (4) are apart from side slope (1) top difference in height 2 ~ 10 m.
2. The long fishway high slope up-down crossing operation safety protection structure of claim 1, characterized in that: the gangway protective layer (4) comprises a scaffold (6), the scaffold (6) is fixed on the side slope (1), and a steel gangway (7) is fully paved on the top of the scaffold (6).
3. The long fishway high slope up-down crossing operation safety protection structure of claim 2, characterized in that: and a three-proofing cloth (8) is laid above the steel springboard (7).
4. The long fishway high slope up-down crossing operation safety protection structure of claim 2, characterized in that: the lower end of the scaffold (6) is provided with a first mortar anchor rod (9), and the first mortar anchor rod (9) is downwards inserted into the side slope (1).
5. The long fishway high slope up-down crossing operation safety protection structure of claim 4, characterized in that: the first mortar anchor rod (9) is a phi 32 mortar anchor rod, is 0.8-1 m long and is exposed 3/10-3/8.
6. The long fishway high slope up-down crossing operation safety protection structure of claim 1, characterized in that: the flexible net protective layer (5) comprises a passive protective net (10), the lower end of the passive protective net (10) is anchored on the side slope (1), a wood formwork (11) is laid on the inner side of the passive protective net (10), a flexible layer (12) is laid on the inner side of the wood formwork (11), and second mortar anchor rods (13) are arranged on one side, facing the passive protective net (10), of the wood formwork (11).
7. The long fishway high slope up-down crossing operation safety protection structure of claim 6, characterized in that: and the second mortar anchor rod (13) is inserted into the side slope (1) in a normal inclined manner towards the side slope (1), part of the second mortar anchor rod (13) is exposed, and the exposed part is sleeved with a steel pipe.
8. The long fishway high slope up-down crossing operation safety protection structure of claim 6, characterized in that: the passive protective net (10) is an RXI-075 type passive protective net.
9. The long fishway high slope up-down crossing operation safety protection structure of claim 6, characterized in that: the bottom of the flexible net protective layer (5) facing one side of the side slope (1) is also provided with a leakage-proof layer (14).
10. The long fishway high slope up-down crossing operation safety protection structure of claim 9, characterized in that: the anti-leakage layer (14) comprises two layers of bamboo gangplank (15), and waste rubber and plastic sponge (16) is arranged between the two layers of bamboo gangplank (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202120862445.6U CN215165713U (en) | 2021-04-25 | 2021-04-25 | Long fishway high slope up-down crossing operation safety protection structure |
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| CN202120862445.6U CN215165713U (en) | 2021-04-25 | 2021-04-25 | Long fishway high slope up-down crossing operation safety protection structure |
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| CN215165713U true CN215165713U (en) | 2021-12-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113136879A (en) * | 2021-04-25 | 2021-07-20 | 中国水利水电第九工程局有限公司 | Long fishway high slope up-down crossing operation safety protection structure and method |
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2021
- 2021-04-25 CN CN202120862445.6U patent/CN215165713U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113136879A (en) * | 2021-04-25 | 2021-07-20 | 中国水利水电第九工程局有限公司 | Long fishway high slope up-down crossing operation safety protection structure and method |
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