CN205839711U - A kind of self adaptation triangular-notch weir - Google Patents
A kind of self adaptation triangular-notch weir Download PDFInfo
- Publication number
- CN205839711U CN205839711U CN201620720385.3U CN201620720385U CN205839711U CN 205839711 U CN205839711 U CN 205839711U CN 201620720385 U CN201620720385 U CN 201620720385U CN 205839711 U CN205839711 U CN 205839711U
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- CN
- China
- Prior art keywords
- weir plate
- weir
- buoyancy aid
- case
- chute
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Abstract
The open a kind of self adaptation triangular-notch weir of this utility model, including weir plate, weir plate chute, embedded weir plate case, buoyancy aid and buoyancy aid case, the upper end of weir plate is provided with triangle crest of weir, embedded weir plate case is arranged in the soil layer below at the bottom of canal, the top of weir plate chute is fixed on the sidewall of water channel, weir plate chute bottom is fixed in embedded weir plate case, buoyancy aid case is arranged in the sidewall that weir plate chute is corresponding, buoyancy aid case is provided with, at the influent side of weir plate, the connected entrance connected with water channel, buoyancy aid is arranged in buoyancy aid case, buoyancy aid is connected with weir plate by the through hole being arranged in weir plate chute, weir plate is made to keep water level on certain weir by the buoyancy of buoyancy aid, and can move along weir plate chute.This utility model, by arranging buoyancy aid in weir plate both sides, makes weir plate can be maintained at certain height, i.e. by this device downstream go out to flow stability of flow, simple in construction, it is not necessary to extra machinery can realize the adjustment of weir plate height, and cost is relatively low.
Description
Technical field
This utility model relates to field irrigation equipment technical field, particularly to a kind of self adaptation triangular-notch weir.
Background technology
At canal irrigation downstream irrigation channel distribution or during field pipe-net, gate is generally used to go out with weir flow or aperture
Stream mode water outlet.For outlet, not only expectation water flow keeps stable, also it is desirable to can go out stream by given flow.
Traditional flow-control that goes out to flow is realized by gate or control weir, owing to gate is that bottom outlet goes out stream, uses
Artificial Control gate is difficulty with outflow and is maintained at a particular value accurately, by computer controlled automatic method then cost
Too high with expense, it is difficult to bear.And, although the control weir of level altitude at home and abroad has a wide range of applications, but it can only
Maintain the fixing water level of upstream, weir, it is impossible to adaptive keep stream flow, and carry out flow adjustment as required.
Utility model content
This utility model provides a kind of self adaptation triangular-notch weir, solves existing water channel and irrigates flow-control cost and expense relatively
High problem.
For solving above-mentioned technical problem, the technical solution of the utility model is:
A kind of self adaptation triangular-notch weir, including weir plate, weir plate chute, embedded weir plate case, buoyancy aid and buoyancy aid case, described weir plate
Upper end be provided with triangle crest of weir, described embedded weir plate case is arranged in the soil layer below at the bottom of canal, described weir plate chute upper
Portion is fixed on the sidewall of water channel, and described weir plate chute bottom is fixed in described embedded weir plate case, the left and right of described weir plate
Both sides are inserted in described weir plate chute respectively, and described buoyancy aid case is arranged in the sidewall that described weir plate chute is corresponding, described buoyancy aid
Case is provided with the connected entrance connected with water channel at weir plate influent side, and described buoyancy aid is arranged in buoyancy aid case, and described buoyancy aid is by setting
The through hole put in weir plate chute is connected with weir plate, makes described weir plate keep water on certain weir by the buoyancy of described buoyancy aid
Position, thus keep certain flow, and can move along described weir plate chute, the height of movement is less than described embedded weir plate case
Highly.
Wherein it is preferred to, on described embedded weir plate case, the contact position with described weir plate is provided with the first rubber layer.
Wherein it is preferred to, also include that antiseepage cloth, described antiseepage cloth are coated on described weir plate top and described embedded weir plate
Box top.
Wherein it is preferred to, described weir plate chute is provided with the second rubber layer.
Wherein it is preferred to, described weir plate is adjustable with the relative position of described buoyancy aid.
The beneficial effects of the utility model:
1. this utility model is by arranging buoyancy aid in weir plate both sides, makes weir plate can be maintained at certain height, i.e. by this
Device downstream go out to flow stability of flow, simple in construction, it is not necessary to extra machinery can realize the adjustment of weir plate height, cost
Relatively low.
2. in this utility model, the relative altitude of weir plate and buoyancy aid is adjustable, by the relative altitude of both regulations, can adjust
Joint downstream go out flow, can realize various flow rate accurate measurement irrigate.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of Fig. 1 this utility model self adaptation triangular-notch weir;
Fig. 2 is that Fig. 1 is along A direction view.
In figure, 1. weir plate, 2. weir plate chute, the most embedded weir plate case, 4. buoyancy aid, 5. buoyancy aid case, 6. triangle crest of weir are 7. logical
Hole, 8. connected entrance, 9. water level, 10. the first rubber layer
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The all other embodiments obtained, broadly fall into the scope of this utility model protection.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment provides a kind of self adaptation triangular-notch weir, including weir plate 1, weir plate chute 2, buries
Formula weir plate case 3, buoyancy aid 4 and buoyancy aid case 5, the upper end of weir plate 1 is provided with triangle crest of weir 6, embedded weir plate case 3 be arranged at the bottom of canal with
Under soil layer in, the top of weir plate chute 2 is fixed on the sidewall of water channel, and weir plate chute 2 bottom is fixed on embedded weir plate case 3
In, the left and right sides of weir plate 1 is inserted in weir plate chute 2 respectively, and buoyancy aid case 5 is arranged in the sidewall of weir plate chute 2 correspondence, buoyancy aid
Case 5 is provided with the connected entrance 8 connected with water channel at weir plate 1 influent side, and buoyancy aid 4 is arranged in buoyancy aid case 5, and buoyancy aid 4 is by arranging
Through hole 7 in weir plate chute 2 is connected with weir plate 1, makes weir plate 1 keep certain water level 9 by the buoyancy of buoyancy aid 4, and weir plate 1 can
Move up and down along weir plate chute 2.When the height of movement is less than the end, height weir plate 1 position of embedded weir plate case 3, weir plate 1 time
End is conflicted on the diapire of embedded weir plate case 3, and when weir plate 1 position is the highest, weir plate 1 lower end is not higher than embedded weir plate case 3
Roof.
Wherein, on embedded weir plate case 3, the contact position with weir plate 1 is provided with the first rubber layer 10, make concealed weir plate case with
The contact position of weir plate 1 is to seal, and on the one hand prevents the water in water channel from being flowed out, on the other hand by embedded weir plate case 3, it is possible to
To prevent silt from entering embedded weir plate case 3.
In order to ensure the sealing of weir plate 1 and weir plate chute 2 contact position, in weir plate chute 2, it is provided with the second rubber layer (figure
Not shown in).
In order to meet the crops different growth phases needs to level of ground water 9, and the control drainage requirement after fertilising,
Weir plate 1 is adjustable with the relative position of buoyancy aid 4.Such as weir plate 1 and buoyancy aid 4 are threaded connection, can be threaded by adjusting
Height adjustment weir plate 1 and the relative altitude of buoyancy aid 4, it is possible on weir plate 1, be provided with draw-in groove, buoyancy aid 4 and weir plate 1 company of being fixed
Connect.Weir plate 1 is not limited thereto with the connected mode of buoyancy aid 4, it would however also be possible to employ other conventional connected mode.
Embodiment 2
As depicted in figs. 1 and 2, the present embodiment provides a kind of self adaptation triangular-notch weir.
In the present embodiment, it is coated with antiseepage cloth at weir plate 1 top and embedded weir plate case 3 top, the cladding weir of antiseepage cloth
The whole plate body of plate 1, when weir plate 1 moves upward, antiseepage cloth flattens, and when weir plate 1 moves downward, antiseepage cloth is stacked to bury
Formula weir plate case 3 top.The top of antiseepage cloth is also equipped with the recess matched with triangle crest of weir 6.
On the one hand antiseepage cloth play the effect of sealing, prevents the water in water channel from being flowed out by embedded weir plate case 3, the opposing party
Face, it is also possible to prevent silt from entering embedded weir plate case 3.
Other structure of the present embodiment is the most same as in Example 1, does not repeats them here.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (5)
1. a self adaptation triangular-notch weir, it is characterised in that: include weir plate, weir plate chute, embedded weir plate case, buoyancy aid and buoyancy aid
Case, the upper end of described weir plate is provided with triangle crest of weir, and described embedded weir plate case is arranged in the soil layer below at the bottom of canal, described weir
The top of plate chute is fixed on the sidewall of water channel, and described weir plate chute bottom is fixed in described embedded weir plate case, described
Buoyancy aid case is arranged in the sidewall that described weir plate chute is corresponding, and described buoyancy aid case is provided with at the influent side of weir plate and connects with water channel
Connected entrance, described buoyancy aid is arranged in buoyancy aid case, and described buoyancy aid is connected with weir plate by the through hole being arranged in weir plate chute,
Make described weir plate keep water level on certain weir by the buoyancy of described buoyancy aid, and can move along described weir plate chute, movement
Highly less than the height of described embedded weir plate case.
A kind of self adaptation triangular-notch weir the most according to claim 1, it is characterised in that: with described on described embedded weir plate case
The contact position of weir plate is provided with the first rubber layer.
A kind of self adaptation triangular-notch weir the most according to claim 1, it is characterised in that: also include antiseepage cloth, described antiseepage cloth
It is coated on described weir plate top and described embedded weir plate box top.
A kind of self adaptation triangular-notch weir the most according to claim 1, it is characterised in that: described weir plate chute is provided with the second rubber
Glue-line.
A kind of self adaptation triangular-notch weir the most according to claim 1, it is characterised in that: described weir plate is relative with described buoyancy aid
Position is adjustable.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620720385.3U CN205839711U (en) | 2016-07-08 | 2016-07-08 | A kind of self adaptation triangular-notch weir |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620720385.3U CN205839711U (en) | 2016-07-08 | 2016-07-08 | A kind of self adaptation triangular-notch weir |
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Publication Number | Publication Date |
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CN205839711U true CN205839711U (en) | 2016-12-28 |
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CN201620720385.3U Expired - Fee Related CN205839711U (en) | 2016-07-08 | 2016-07-08 | A kind of self adaptation triangular-notch weir |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106013017A (en) * | 2016-07-08 | 2016-10-12 | 中国农业科学院农田灌溉研究所 | Self-adaptive triangular weir |
-
2016
- 2016-07-08 CN CN201620720385.3U patent/CN205839711U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106013017A (en) * | 2016-07-08 | 2016-10-12 | 中国农业科学院农田灌溉研究所 | Self-adaptive triangular weir |
CN106013017B (en) * | 2016-07-08 | 2018-01-26 | 中国农业科学院农田灌溉研究所 | A kind of adaptive triangular-notch weir |
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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: 20161228 Termination date: 20180708 |
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CF01 | Termination of patent right due to non-payment of annual fee |