CN105887779A - Biological escape tunnel of hardened slope protection bent channel - Google Patents
Biological escape tunnel of hardened slope protection bent channel Download PDFInfo
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- CN105887779A CN105887779A CN201610359064.XA CN201610359064A CN105887779A CN 105887779 A CN105887779 A CN 105887779A CN 201610359064 A CN201610359064 A CN 201610359064A CN 105887779 A CN105887779 A CN 105887779A
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- bank
- channel
- escape ladder
- escape
- concave
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B13/00—Irrigation ditches, i.e. gravity flow, open channel water distribution systems
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ladders (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses a biological escape tunnel of a hardened slope protection bent channel. The biological escape tunnel comprises a concave bank escape ladder and a convex bank escape ladder which are arranged on the two sides of the corner of the hardened slope protection bent channel. The channel section of the hardened slope protection bent channel is in an inverted trapezoidal shape. The lower end of the concave bank escape ladder and the lower end of the convex bank escape ladder are connected with the side walls of the channel. The included angle between the concave bank escape ladder and the corresponding side wall of the channel and the included angle between the convex bank escape ladder and the corresponding side wall of the channel are both acute angles. A concave bank safety platform is arranged on the concave bank escape ladder, and a convex bank safety platform is arranged on the convex bank escape ladder. The biological escape tunnel has the beneficial effects that escape chances can be provided for small animals falling into the channel, and the small animals are helped to climb out of the channel ingeniously with the help of the function of transverse circulation flow in the bent channel through the characteristic that the directions of the transverse circulation flow at the bottom and top of water flow are different. The biological escape tunnel has the beneficial effects of being low in building cost, easy to popularize and the like.
Description
Technical field
The present invention relates to the biological passway for escaping of a kind of hardening bank protection bend channel, be specifically related to a kind of biological passway for escaping utilizing bend channel cross current feature to design.
Background technology
China's irrigated area channel uses concrete canal mostly at present, and lining cuttingization is built while promoting channel hydraulic pipeline efficiency, also ecology is created impact.Owing to channel building spreads all over farmland, a lot of fields toy, as: Rana nigromaculata, Bufo siccus, Serpentis etc., if action is accidentally, easily fall into concrete canal, fraction animal can leave channel along current and enter field, but major part animal is then because too deep and be difficult to climb to escape at the bottom of smooth, the canal steep, domatic of lining canal slope.
To this end, a lot of scholars arrange animal passway for escaping at footpath straight section channel and have done a lot of research, in channel straight, having water to flow through out-of-date, animal to overcome longitudinal water flow impact pressure, is difficult to climb up side slope, only when current are less, animal could climb up the escape of animal passway for escaping with comparalive ease.So utilizing flow action to help the animal passway for escaping of toy escape to have great prospect.Solution of Flow in Curved Channel is under centrifugal action, and top layer flow direction concave bank, bottom current are partial to convex bank, are formed complicated bend cross current structure.Now there are some researches show, along river direction, before the curved top of bend, circulation structure is more stable.
At present, the report utilizing the effect of stable cross current to arrange animal passway for escaping on the hard concrete revetment of bend channel section there is not yet, and the present invention proposes a kind of animal passway for escaping being applicable to irrigated area bend channel hard concrete revetment.
Summary of the invention
What the present invention proposed is the animal passway for escaping of a kind of irrigated area bend channel hardening bank protection, the effect that its objective is to utilize bend channel cross current helps toy to crawl toward animal passway for escaping along current, solves the problem that the toy falling into channel that current channel concrete bank protection causes is difficult to escape.Simultaneously can connected channel ecosystem and land farmland ecosystem effectively.
The technical solution of the present invention:
A kind of biological passway for escaping of hardening bank protection bend channel, including the concave bank escape ladder and the convex bank escape ladder that are arranged on hardening bank protection bend channel corner two sides, the canal section of hardening bank protection bend channel is inverted trapezoidal, concave bank escape ladder, the lower end of convex bank escape ladder are connected with channel sidewall respectively, and concave bank escape ladder, convex bank escape ladder are acute angle with the angle of channel sidewall, concave bank escape ladder is provided with concave bank security platform, and convex bank escape ladder is provided with convex bank security platform.
The bottom of described concave bank escape ladder is arranged on the position that 1/3rd canals at the bottom of distance canal are deep.
Concave bank escape ladder is sawtooth channel-shaped, adds the roughness of hardening bank protection, facilitates toy to escape from.
The bottom of described convex bank escape ladder is arranged on the position at the bottom of canal.
Convex bank escape ladder is sawtooth channel-shaped, to increase the roughness of hardening bank protection, it is simple to toy climbs out of at the bottom of canal.
Described concave bank security platform is arranged on the position of concave bank escape ladder bottom 1/4th, and the cross section of concave bank security platform is trapezoidal, is the interim habitat of toy.
Described convex bank security platform is arranged on the position of convex bank escape ladder bottom 1/3rd.
The invention have benefit that: can connected channel ecosystem and farmland ecosystem, provide escape chance for falling into toy at the bottom of canal.And, current in hardening bank protection bend channel have the feature of cross current, the present invention utilizes the cross current effect of current that the toy in ditch water flow rushes to the escape ladder of two sides, increase the chance of animal escape, security platform is the temporary shelter of toy, prevents toy from falling into again at the bottom of canal after the cross current effect of current.
Accompanying drawing explanation
Fig. 1 is the structural representation of the biological passway for escaping of hardening bank protection bend channel；
Fig. 2 is the sectional view of biological passway for escaping in embodiment illustrated in fig. 1.
Wherein: 1, hardening bank protection bend channel, 2, concave bank escape ladder, 3, convex bank escape ladder, 4, concave bank channel straight, 5, convex bank channel straight, 6, convex bank security platform, 7, concave bank security platform.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, and the basic structure of the present invention is described the most in a schematic way, and therefore it only shows the composition relevant with the present invention.
As shown in Figure 1-2, a kind of biological passway for escaping of hardening bank protection bend channel, including the concave bank escape ladder and the convex bank escape ladder that are arranged on hardening bank protection bend channel corner two sides, the canal section of hardening bank protection bend channel is inverted trapezoidal, concave bank escape ladder, the lower end of convex bank escape ladder is connected with channel sidewall respectively, and concave bank escape ladder, convex bank escape ladder is acute angle with the angle of channel sidewall, concave bank escape ladder is provided with concave bank security platform, convex bank escape ladder is provided with convex bank security platform, concave bank security platform and convex bank security platform are the temporary shelter places of toy, escape ladder at two can be with connected channel ecosystem and farmland ecosystem, the chance of escape is provided for falling into the toy at the bottom of canal effectively.
The bottom of described concave bank escape ladder is arranged on the position that 1/3rd canals at the bottom of distance canal are deep, it is possible under the cross current effect of top layer current, boosting toy is to the position of security platform, increases the escape chance of toy.
Concave bank escape ladder is sawtooth channel-shaped, adds the roughness of hardening bank protection, facilitates toy to escape from.
The bottom of described convex bank escape ladder is arranged on the position at the bottom of canal, bottom toy can rush under the effect of bottom current cross current in channel the position of convex bank security platform, and additionally when channel does not has water, toy also can be climbed out of at the bottom of canal by the escape ladder of bottom.
Convex bank escape ladder is sawtooth channel-shaped, to increase the roughness of hardening bank protection, it is simple to toy climbs out of at the bottom of canal.
Described concave bank security platform is arranged on the position of concave bank escape ladder bottom 1/4th, and the cross section of concave bank security platform is trapezoidal, it is the interim habitat of toy, prevents from being slided again at the bottom of canal by the toy of the ladder that rushes to escape under cross current effect, increase the escape chance of toy.
Described convex bank security platform is arranged on the position of convex bank escape ladder bottom 1/3rd, is the interim habitat of toy, prevents from being slided again at the bottom of canal by the toy of the ladder that rushes to escape under cross current effect, increases the escape chance of toy.
Dividing cross current more stable to curved top according to hardening bank protection bend channel entering curved segment, surface water flows to concave bank, and bottom water body flows to the feature of convex bank, and concave bank and the convex bank passway for escaping of design are slightly different.Toy in surface water is easily brought to the position of concave bank security platform by cross current effect, and the toy sinking to bottom easily crawls toward by the effect of cross current the position of convex bank security platform, and toy climbs out of channel from safety board subsequently.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff can carry out various change and amendment completely in the range of without departing from this invention technological thought.The content that the technical scope of this invention is not limited in description, it is necessary to determine its technical scope according to right.
Claims (7)
1. the biological passway for escaping of a hardening bank protection bend channel, it is characterized in that: include being arranged on concave bank escape ladder and the convex bank escape ladder of hardening bank protection bend channel corner two sides, the canal section of hardening bank protection bend channel is inverted trapezoidal, concave bank escape ladder, the lower end of convex bank escape ladder are connected with channel sidewall respectively, and concave bank escape ladder, convex bank escape ladder are acute angle with the angle of channel sidewall, concave bank escape ladder is provided with concave bank security platform, and convex bank escape ladder is provided with convex bank security platform.
The biological passway for escaping of hardening bank protection bend channel the most according to claim 1, it is characterised in that: the bottom of described concave bank escape ladder is arranged on the position that 1/3rd canals at the bottom of distance canal are deep.
The biological passway for escaping of hardening bank protection bend channel the most according to claim 1, it is characterised in that: concave bank escape ladder is sawtooth channel-shaped.
The biological passway for escaping of hardening bank protection bend channel the most according to claim 1, it is characterised in that: the bottom of described convex bank escape ladder is arranged on the position at the bottom of canal.
The biological passway for escaping of hardening bank protection bend channel the most according to claim 1, it is characterised in that: convex bank escape ladder is sawtooth channel-shaped.
The biological passway for escaping of hardening bank protection bend channel the most according to claim 1, it is characterised in that: described concave bank security platform is arranged on the position of concave bank escape ladder bottom 1/4th, and the cross section of concave bank security platform is trapezoidal.
The biological passway for escaping of hardening bank protection bend channel the most according to claim 1, it is characterised in that: described convex bank security platform is arranged on the position of convex bank escape ladder bottom 1/3rd.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610359064.XA CN105887779B (en) | 2016-05-27 | 2016-05-27 | A kind of biological passway for escaping of hardening bank protection bend channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610359064.XA CN105887779B (en) | 2016-05-27 | 2016-05-27 | A kind of biological passway for escaping of hardening bank protection bend channel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105887779A true CN105887779A (en) | 2016-08-24 |
| CN105887779B CN105887779B (en) | 2017-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610359064.XA Expired - Fee Related CN105887779B (en) | 2016-05-27 | 2016-05-27 | A kind of biological passway for escaping of hardening bank protection bend channel |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351190A (en) * | 2016-10-11 | 2017-01-25 | 浙江省水利河口研究院 | Biological corridor for field hard embankment channel and reforming method thereof |
| CN106567370A (en) * | 2016-10-31 | 2017-04-19 | 扬州大学 | Ecological channel for agricultural irrigation and application of ecological channel |
| CN109457679A (en) * | 2018-11-26 | 2019-03-12 | 广东省生物资源应用研究所 | A kind of water channel unit of couple of animal close friend |
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| JP2007132086A (en) * | 2005-11-10 | 2007-05-31 | Japan Green Resources Agency | Escape waterway for small animal |
| CN203144988U (en) * | 2013-03-18 | 2013-08-21 | 严永富 | Concrete U-type irrigation canal |
| CN104695395A (en) * | 2015-03-30 | 2015-06-10 | 河海大学 | Irrigation area channel flinty slope protection animal escape passage |
| CN205077448U (en) * | 2015-08-16 | 2016-03-09 | 卢斗红 | Novel channel wild animal passageway of hiding oneself |
| CN205776121U (en) * | 2016-05-27 | 2016-12-07 | 河海大学 | A kind of biological passway for escaping of hardening bank protection bend channel |
-
2016
- 2016-05-27 CN CN201610359064.XA patent/CN105887779B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007132086A (en) * | 2005-11-10 | 2007-05-31 | Japan Green Resources Agency | Escape waterway for small animal |
| CN203144988U (en) * | 2013-03-18 | 2013-08-21 | 严永富 | Concrete U-type irrigation canal |
| CN104695395A (en) * | 2015-03-30 | 2015-06-10 | 河海大学 | Irrigation area channel flinty slope protection animal escape passage |
| CN205077448U (en) * | 2015-08-16 | 2016-03-09 | 卢斗红 | Novel channel wild animal passageway of hiding oneself |
| CN205776121U (en) * | 2016-05-27 | 2016-12-07 | 河海大学 | A kind of biological passway for escaping of hardening bank protection bend channel |
Non-Patent Citations (1)
| Title |
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| 俞婧: "农地整理中路沟渠生态化精细型设计", 《中国优秀硕士学位论文全文数据库.农业科技辑》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351190A (en) * | 2016-10-11 | 2017-01-25 | 浙江省水利河口研究院 | Biological corridor for field hard embankment channel and reforming method thereof |
| CN106567370A (en) * | 2016-10-31 | 2017-04-19 | 扬州大学 | Ecological channel for agricultural irrigation and application of ecological channel |
| CN109457679A (en) * | 2018-11-26 | 2019-03-12 | 广东省生物资源应用研究所 | A kind of water channel unit of couple of animal close friend |
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| Publication number | Publication date |
|---|---|
| CN105887779B (en) | 2017-11-28 |
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