CN202068827U - Double-layer fish intercepting facility of reservoir draw-off culvert - Google Patents
Double-layer fish intercepting facility of reservoir draw-off culvert Download PDFInfo
- Publication number
- CN202068827U CN202068827U CN2011201761711U CN201120176171U CN202068827U CN 202068827 U CN202068827 U CN 202068827U CN 2011201761711 U CN2011201761711 U CN 2011201761711U CN 201120176171 U CN201120176171 U CN 201120176171U CN 202068827 U CN202068827 U CN 202068827U
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- culvert
- frame
- fixed
- reservoir
- grid
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The utility model relates to a double-layer fish intercepting facility of a reservoir draw-off culvert, which is integrally arranged between an overhaul door and a work door of the reservoir draw-off culvert, and comprises a dirt intercepting device and a fish intercepting device, wherein the dirt intercepting device consists of a grid frame fixed on a fixing rack, and a dirt intercepting grid arranged in the grid frame, and the fish intercepting device consists of a screen frame fixed on the fixing rack, and a fish intercepting screen arranged in the screen frame. The fixing rack is integrally in a box shape, two side edges of the fixing rack are fixed on two side walls of the culvert. Four corners of the fixing rack are provided with screw holes, four corners of the grid frame or the screen frame are also provided with screw holes, and the grid frame or the screen frame is fixed on the fixing rack. A dirt intercepting grid is embedded in the grid frame, and a fish intercepting screen is embedded in the screen frame. The facility is used for fishery cultivation of a large reservoir, is arranged in the reservoir draw-off culvert to play a role a dirt interception, has the characteristics of novel design, outstanding effect and low cost, is easy to install and convenient to maintain, is not limited by seasons and does not affect the safe operation of projects, and the double-layer fish intercepting facility is suitable for intercepting fishes in a large reservoir under the conditions of high water head, large flow and large water-level variation amplitude.
Description
Technical field
The utility model relates to a kind of barricade, relates in particular to a kind of reservoir double-deck barricade of culvert that discharges water.
Background technology
The reservoir barricade is the basic guarantee of reservoir development fishery cultivating, the barricade of domestic main employing at present has following form: 1, block grid: bamboo (wood) grid, reinforcing bar guard, metal gate etc. are arranged, it is installed on the water delivery culvert mouth, spillways etc. are located, the shortcoming of this kind mode is to the water quality requirement height, the installation site depth of water is more shallow, silts not easy to clean up, influences the reservoir earial drainage.2, block: block is to use the net sheet of being manufactured by formal wire, nylon wire to block a kind of facility of fish, be widely used in various reservoirs, the defective that this kind structure mainly exists is that temperature influence is bigger, for the reservoir of northern frore area, keeps in repair winter, manages, operates very difficult.3, electric fish screen: electric fish screen is to utilize electrode blocking on the fish section electric field that forms certain intensity, is subjected to the stimulation of appropriateness when fish runs into electric field and returns.This kind mode have resistance little, be not afraid of advantages such as floating thing, convenient operation and management, but its service condition is comparatively harsh, only is applicable to the fish that escapes in the interception against the current, need be erected at the reservoir that current are anxious, floating thing is many, sufficient supply of electric power is arranged.
Summary of the invention
The purpose of this utility model is to propose a kind of simple in structure, is applicable to reservoir that the large reservoir under the big condition of high water head, big flow, level changing amplitude the uses double-deck barricade of culvert that discharges water.
The purpose of this utility model is achieved in that the reservoir double-deck barricade of culvert that discharges water, and integral body is laid in reservoir and discharges water between culvert access door and the cleaning door, and it comprises and blocks dirty device and device for blocking fish.Blocking dirty device is by the grid frame that is fixed on the fixed mount, and the trash rack that is installed in the grid frame is formed, and device for blocking fish is by the screen frame that is fixed on the fixed mount, the barrier net that is installed in the screen frame is formed, fixed mount integral body is square frame shape, and channel-section steel is all adopted on its four limit, and dual-side is fixed on the culvert two side.Have screw for four jiaos at fixed mount, grid frame or screen frame also have screw for four jiaos, are fixed on the fixed mount by screw rod.Inlay in the grid frame and be connected with trash rack, inlay in the screen frame and be connected with barrier net.
The utility model is applied to the fishery cultivating work of large reservoir.Barricade is installed in reservoir and discharges water in the culvert, takes into account the dirty effect of blocking.Have modern design, effect is outstanding, it is simple to install, cost is low, and it is convenient to safeguard, is not subject to seasonal restrictions, does not influence the characteristics of engineering safety operation, be applicable under the big condition of high water head, big flow, level changing amplitude, large reservoir block fish.
Description of drawings: concrete structure of the present utility model is provided by following drawings and Examples:
Fig. 1 is the reservoir double-deck barricade structural representation of culvert that discharges water.
Legend: 1, trash rack, 2, the grid frame, 3, barrier net, 4, baffle plate, 5, pin-and-hole, 6, screen frame, 7, fixed mount, 8, anchor pole.
Embodiment:
The utility model is not subjected to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
Embodiment
:As shown in Figure 1, the reservoir double-deck barricade integral body of culvert that discharges water is laid in reservoir and discharges water between culvert access door and the cleaning door, and it comprises and blocks dirty device and device for blocking fish.Block dirty device and be fixed on upstream end, device for blocking fish is fixed on downstream part, between the two every being not less than 60cm.
Blocking dirty device is by the grid frame 2 that is fixed on the fixed mount 7, and the trash rack 1 that is installed in the grid frame 2 is formed.Fixed mount 7 integral body are square frame shape, and channel-section steel is all adopted on its four limit, and dual-side is fixed on the culvert two side.Channel-section steel surface along dual-side is installed with anchor pole 8 from top to bottom, and anchor pole 8 penetrates the culvert sidewall channel-section steel is fixed, every anchor pole 8 spacings 30-40cm.Have screw for 7 four jiaos at fixed mount, the grid frame also has screw for 2 four jiaos, and it is fixed on the fixed mount 7 by screw rod.Inlay in the grid frame 2 and be connected with trash rack 1.Grid frame 2 is a frame structure, is separated out the trash rack breach in it, is fixed with baffle plate 4 at the outer side edges place of trash rack breach, and the inner side edge place has pin-and-hole 5.Trash rack 1 is a square frame shape, is provided with horizontal or vertical grizzly bar within it, and interval of grid strip is 3-6cm.On trash rack 1 and grid frame 2 corresponding sides, also have corresponding pin-and-hole 5.Trash rack 1 outer side edges snaps in the space of baffle plate 4 and grid frame 2, and inner side edge is fixedlyed connected with grid frame 2 by latch.
Device for blocking fish is by the screen frame 6 that is fixed on the fixed mount 7, and the barrier net 3 that is installed in the screen frame 6 is formed.Fixed mount 7 integral body are square frame shape, and channel-section steel is all adopted on its four limit, and dual-side is fixed on the culvert two side.Channel-section steel surface along dual-side is installed with anchor pole 8 from top to bottom, and anchor pole 8 penetrates the culvert sidewall channel-section steel is fixed, every anchor pole 8 spacings 30-40cm.Have screw for 7 four jiaos at fixed mount, screen frame also has screw for 6 four jiaos, and it is fixed on the fixed mount 7 by screw rod.Screen frame 6 is a frame structure, is separated out the barrier net breach in it, is fixed with baffle plate 4 at the outer side edges place of outside barrier net breach, and the inner side edge place has pin-and-hole 5.Barrier net 3 is a square frame shape, is provided with block within it, and the mesh specification is 2-3cm.On barrier net 3 and screen frame 6 corresponding sides, also have corresponding pin-and-hole 5.Barrier net 3 outer side edges snap in the space of baffle plate 4 and screen frame 6, and inner side edge is fixedlyed connected with screen frame 6 by latch.
All leave import and export at screen frame 6 and grid frame 2 bottoms, import and export is fixed with trash rack 1 or barrier net 3 by latch, and its syndeton is identical with fixed mount 7 syndetons with aforementioned trash rack 1 or barrier net 3.
The utility model integral installation position is arranged between culvert access door and the cleaning door, in the time of can guaranteeing that cleaning door is opened a sluice gate and drawn out some water, stop that fish enter before the gate in the high-velocity flow scope, it is freely migrated to the storehouse, avoid blocking after the outbound extensive works such as fishing for, have bad luck of fish.Simultaneously, barricade adopts double-decker, and upstream layer is a trash rack 1, and foreign material such as interception pasture and water reduce the obstruction to the downstream barrier net; Downstream layer is a barrier net 3, and the interception fish had both guaranteed the requirement of downstream water supply pipeline to foreign material in the water, had alleviated the stressed load of barrier net again, guaranteed the safe operation quality.
In configuration aspects, by the design of fritter assembly unit buckle, effectively alleviate single construction weight, whole making processing all can be carried out outside the venue, both conveniently has bad luck, and can effectively reduce the fabrication and installation difficulty again.Simultaneously, when reservoir needs big flow emptying, can in time make things convenient for dismounting to block dirt, barricade, avoid occurring potential safety hazard.
Aspect operational management, be fit to whole year operation, be not subject to seasonal restrictions.Need remove contamination, when inspection, maintaining, for the benefit of check the ruuning situation of barricade, prevent foreign material silting phenomenon, underwater camera head and lighting installation are set in the upstream, the operations staff in time grasps the ruuning situation of barricade by monitoring image.Water supply by hole, the culvert left and right sides is switched, and closes corresponding bulkhead gate, can carry out at any time.
Above technical characterictic has constituted most preferred embodiment of the present utility model, and it has stronger adaptability and best implementation result, can increase and decrease inessential technical characterictic according to actual needs, satisfies the needs of different situations.
Claims (8)
1. a reservoir double-deck barricade of culvert that discharges water, integral body is laid in reservoir and discharges water between culvert access door and the cleaning door, it comprises and blocks dirty device and device for blocking fish, it is characterized in that: blocking dirty device is by the grid frame that is fixed on the fixed mount, the trash rack that is installed in the grid frame is formed, device for blocking fish is by the screen frame that is fixed on the fixed mount, the barrier net that is installed in the screen frame is formed, fixed mount integral body is square frame shape, and dual-side is fixed on the culvert two side, has screw for four jiaos at fixed mount, grid frame or screen frame also have screw for four jiaos, be fixed on the fixed mount by screw rod, inlay in the grid frame and be connected with trash rack, inlay in the screen frame and be connected with barrier net.
2. the reservoir as claimed in claim 1 double-deck barricade of culvert that discharges water, it is characterized in that: block dirty device and be fixed on upstream end, device for blocking fish is fixed on downstream part, between the two every being not less than 60cm.
3. the reservoir as claimed in claim 1 double-deck barricade of culvert that discharges water, it is characterized in that: the channel-section steel surface along dual-side is installed with anchor pole from top to bottom, and anchor pole penetrates the culvert sidewall channel-section steel is fixed, every anchor pole spacing 30-40cm.
4. the reservoir as claimed in claim 1 double-deck barricade of culvert that discharges water, it is characterized in that: the grid frame is a frame structure, is separated out the trash rack breach in it, is fixed with baffle plate at the outer side edges place of trash rack breach, the inner side edge place has pin-and-hole.
5. the reservoir as claimed in claim 1 double-deck barricade of culvert that discharges water, it is characterized in that: trash rack is a square frame shape, be provided with horizontal or vertical grizzly bar within it, interval of grid strip is 3-6cm, on trash rack and the corresponding side of grid frame, have corresponding pin-and-hole, the trash rack outer side edges snaps in the space of baffle plate and grid frame, and inner side edge is fixedlyed connected with the grid frame by latch.
6. the reservoir as claimed in claim 1 double-deck barricade of culvert that discharges water, it is characterized in that: screen frame is a frame structure, is separated out the barrier net breach in it, is fixed with baffle plate at the outer side edges place of outside barrier net breach, the inner side edge place has pin-and-hole.
7. the reservoir as claimed in claim 1 double-deck barricade of culvert that discharges water, it is characterized in that: barrier net is a square frame shape, be provided with block within it, the mesh specification is 2-3cm, on the corresponding side of barrier net, have corresponding pin-and-hole with screen frame, the barrier net outer side edges snaps in the space of baffle plate and screen frame, and inner side edge is fixedlyed connected with screen frame by latch.
8. the reservoir as claimed in claim 1 double-deck barricade of culvert that discharges water, it is characterized in that: all leave import and export at screen frame and grid frame bottom, import and export is fixed with trash rack or barrier net by latch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201761711U CN202068827U (en) | 2011-05-30 | 2011-05-30 | Double-layer fish intercepting facility of reservoir draw-off culvert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201761711U CN202068827U (en) | 2011-05-30 | 2011-05-30 | Double-layer fish intercepting facility of reservoir draw-off culvert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202068827U true CN202068827U (en) | 2011-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201761711U Expired - Fee Related CN202068827U (en) | 2011-05-30 | 2011-05-30 | Double-layer fish intercepting facility of reservoir draw-off culvert |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202068827U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951659A (en) * | 2016-06-07 | 2016-09-21 | 陈海水 | Fish-blocking sluice |
| CN107190699A (en) * | 2017-04-14 | 2017-09-22 | 上海市水利工程设计研究院有限公司 | Stake net device for blocking fish |
| CN109778803A (en) * | 2019-03-13 | 2019-05-21 | 长江勘测规划设计研究有限责任公司 | A kind of unidirectional fish screen of sectional |
| CN111436389A (en) * | 2020-04-16 | 2020-07-24 | 河北农业大学 | Method and device for directionally controlling aquatic animal population number and propagation and diffusion thereof |
-
2011
- 2011-05-30 CN CN2011201761711U patent/CN202068827U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951659A (en) * | 2016-06-07 | 2016-09-21 | 陈海水 | Fish-blocking sluice |
| CN105951659B (en) * | 2016-06-07 | 2018-10-09 | 陈海水 | Keep off fish formula sluice |
| CN107190699A (en) * | 2017-04-14 | 2017-09-22 | 上海市水利工程设计研究院有限公司 | Stake net device for blocking fish |
| CN109778803A (en) * | 2019-03-13 | 2019-05-21 | 长江勘测规划设计研究有限责任公司 | A kind of unidirectional fish screen of sectional |
| CN109778803B (en) * | 2019-03-13 | 2024-02-02 | 长江勘测规划设计研究有限责任公司 | Assembled unidirectional fish blocking grating |
| CN111436389A (en) * | 2020-04-16 | 2020-07-24 | 河北农业大学 | Method and device for directionally controlling aquatic animal population number and propagation and diffusion thereof |
| CN111436389B (en) * | 2020-04-16 | 2022-10-21 | 河北农业大学 | Method and device for directionally controlling aquatic animal population number and spreading and diffusing thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111214 Termination date: 20160530 |