CN209066397U - A kind of flow control structure - Google Patents
A kind of flow control structure Download PDFInfo
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- CN209066397U CN209066397U CN201821693796.3U CN201821693796U CN209066397U CN 209066397 U CN209066397 U CN 209066397U CN 201821693796 U CN201821693796 U CN 201821693796U CN 209066397 U CN209066397 U CN 209066397U
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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
Abstract
The application provides a kind of flow control structure, the difficulty for solving the problem of to increase structure design and construction after in the prior art before and after gate using transition connection upstream and downstream over-speed test.The structure includes pit shaft and gate；The pit shaft is provided with water transport channel, and the water transport channel runs through the pit shaft, and the pit shaft is internally provided with the gate, and the gate locating is in the water transport channel；The water transport channel includes: Upstream section channel, gate slot section channel and tract channel；The Upstream section channel, gate slot section channel and the tract channel are sequentially communicated, and the cross-sectional shape in the Upstream section channel is similar with the cross-sectional shape in the tract channel.
Description
Technical field
This application involves the technical fields of Design of Hydraulic Structures, are related to a kind of flow control structure.
Background technique
Head loss refers to the loss of water flow energy during the motion.The reason of generating head loss has internal cause and outer
Because of two kinds, the resistance of outer bound pair water flow is the main external cause for generating head loss, and the viscosity of water body is to generate head loss
Major endogeneous.Water body is during flowing, in the direction of flowing, the degree of roughness of wall surface, the shapes and sizes of flow section
The flow resistance generated in constant uniform flow section is referred to as linear loss, and flow section shape or size become along process
Head loss caused by changing is known as local head loss.
It, in order to control flow, is often fetching water in industry when hydraulic and hydroelectric engineering water intaking and water conveyance structure design at present
Gate is arranged in the different parts of mouth or tunnel.The cross-section of river, that is, water flow cross section select when, often can according to stress condition, make
With function, construction requirement etc., using section of different shapes, such as circle, gateway opening shape, ellipse, the shape of a hoof etc..However
Gate is usually designed to rectangle, need thus before and after gate using transition section is converted it is rectangular, in order to arrange
Gate.After using transition, water flow flows to downstream Tunnel Section from upstream Tunnel Section, is first converted by uniform flow when passing through gate shaft
It is transformed into uniform flow at non-uniform flow, then by non-uniform flow, through change of flow state twice, local head loss increases, and transition exists
Template need to be fabricated separately when construction, to increase difficulty of construction.Therefore, it exists in the prior art before and after gate using gradually
Become section connection upstream and downstream over-speed test after, increase structure design and construction difficulty the problem of.
Utility model content
In view of this, the application provides a kind of flow control structure, used before and after gate in the prior art for solving
After transition, increase structure design and construction difficulty the problem of.
This application provides a kind of flow control structure, the flow control structure includes pit shaft and gate；The well
Cylinder is provided with water transport channel, and the water transport channel runs through the pit shaft, and the pit shaft is internally provided with the gate, the lock
Door is set in the water transport channel；The water transport channel includes: Upstream section channel, gate slot section channel and tract channel；Institute
It states Upstream section channel, gate slot section channel and the tract channel to be sequentially communicated, the cross section shape in the Upstream section channel
Shape is similar with the cross-sectional shape in the tract channel.
Optionally, in the embodiment of the present application, the cross-sectional shape in the Upstream section channel and the tract channel
Cross-sectional shape is identical.
Optionally, in the embodiment of the present application, the cross-sectional shape in the Upstream section channel and the tract channel
Cross-sectional shape includes: ellipse, polygon or the closed figure being made of straightway and curved section.
Optionally, in the embodiment of the present application, the cross-sectional shape in the Upstream section channel and the tract channel
Cross-sectional shape includes combination shape；The combination shape includes: the first curved section, first straight line section, the second curved section, second straight line
Section, third curved section and third straightway；First curved section, the first straight line section, second curved section, described
Two straightways, the third curved section and the third straightway are sequentially connected, the extended line of the first straight line section with it is described
The extended line of second straight line section is vertical, and the extended line of the second straight line section is vertical with the extended line of the third straightway.
Optionally, in the embodiment of the present application, the pit shaft includes: top structure, side portion structure and bottom structure；It is described
Top structure, the side portion structure and the bottom structure are an overall structures, the top structure, the side portion structure and
The bottom structure surrounds the water transport channel jointly.
Optionally, in the embodiment of the present application, the top structure includes: upstream head structure and downstream top structure；
The gate locating is in the accommodation space between the upstream head structure and the downstream top structure, the accommodation space
It is connected to the water transport channel.
Optionally, in the embodiment of the present application, the distance between the upstream head structure and the downstream top structure
For the width of the accommodation space, the accommodation space is greater than the accommodation space close to ground one far from the width of ground side
The width of side.
Optionally, in the embodiment of the present application, the side portion structure includes: the first side portion structure of gate slot and gate slot second side
Portion's structure；The first side wall of the accommodation space is first side portion structure of gate slot, and the accommodation space is far from the gate slot
The second sidewall of first side portion structure is second side portion structure of gate slot, and first side portion structure of gate slot and the bottom are tied
Structure is vertical, and second side portion structure of gate slot is vertical with the bottom structure.
Optionally, in the embodiment of the present application, the side portion structure further include: the first side portion structure of upstream and upstream second
Side portion structure；The side of the upstream head structure is first side portion structure of upstream, and the upstream head structure is far from institute
The side for stating the first side portion structure of upstream is second side portion structure of upstream, first side portion structure of gate slot, the gate slot
Second side portion structure, the upstream head structure and the downstream top structure surround the surrounding of accommodation space jointly, it is described on
The distance between second side portion structure of the first side portion structure and the upstream is swum less than first side portion structure of gate slot and described
The distance between second side portion structure of gate slot.
Optionally, in the embodiment of the present application, the side portion structure further include: the first side portion structure of downstream and downstream second
Side portion structure；The side of the downstream top structure is first side portion structure of downstream, and the downstream top structure is far from institute
The side for stating the first side portion structure of downstream is second side portion structure of downstream；The side of first side portion structure of gate slot is institute
The first side portion structure of upstream is stated, under first side portion structure of gate slot is described far from the side of first side portion structure of upstream
The first side portion structure is swum, the side of second side portion structure of gate slot is second side portion structure of upstream, the gate slot second
Side of the side portion structure far from second side portion structure of upstream is second side portion structure of downstream, first side of downstream
The distance between second side portion structure of structure and the downstream is less than first side portion structure of gate slot and described gate slot second side
The distance between portion's structure.
The application provides a kind of flow control structure, and the flow control structure includes pit shaft and gate；The pit shaft is set
It is equipped with water transport channel, the water transport channel runs through the pit shaft, and the pit shaft is internally provided with the gate；The water delivery is logical
Road includes: Upstream section channel, gate slot section channel and tract channel；The Upstream section channel, gate slot section channel and described
Tract channel is sequentially communicated.It is logical by eliminating water transport channel from Upstream section channel to gate slot section channel, and from gate slot section
Road to tract channel changeover portion so that the cross section of the cross-sectional shape in the Upstream section channel and the tract channel
Shape is similar, to considerably reduce water flow from the Upstream section channel, gate slot section channel and the tract channel
The head loss flowed successively through.In this way to efficiently solve in the prior art before and after gate using transition
Afterwards, the problem of increasing the difficulty of structure design and construction.
To enable the above object and advantages of the application to be clearer and more comprehensible, preferred embodiment is cited below particularly, and appended by cooperation
Attached drawing is described in detail below.
Detailed description of the invention
Illustrate the technical solutions in the embodiments of the present application or in the prior art in order to clearer, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 shows the longitudinal section view of flow control structure provided by the embodiments of the present application；
Fig. 2 shows Upstream section channel cross-section A-A's provided by the embodiments of the present application and tract channel cross-section C-C
Cross-sectional view；
Fig. 3 shows the schematic diagram of combination shape provided by the embodiments of the present application；
Fig. 4 shows cross section, A-A cross-sectional view and longitudinal section view provided by the embodiments of the present application；
Fig. 5 shows the cross-sectional view of cross section, A-A and cross section B-B provided by the embodiments of the present application；
Fig. 6 shows the cross-sectional view of cross section C-C provided by the embodiments of the present application；
Fig. 7 shows the horizontal cross of flow control structure provided by the embodiments of the present application.
Icon: 101- flow control structure；100- pit shaft；110- top structure；111- upstream head structure；The downstream 112-
Top structure；113- accommodation space；120- side portion structure；The first side portion structure of 121- gate slot；The second side of 122- gate slot knot
Structure；The first side portion structure of the upstream 123-；The second side portion structure of the upstream 124-；The first side portion structure of the downstream 125-；The downstream 126-
Two side portion structures；130- bottom structure；200- gate；300- water transport channel；310- gate slot section channel；320- Upstream section channel；
330- tract channel；340- combines shape；The first curved section of 341-；342- first straight line section；The second curved section of 343-；344-
Second straight line section；345- third curved section；346- third straightway.
Specific embodiment
Below in conjunction with attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Ground description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.Usually exist
The component of the embodiment of the present application described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, is not intended to limit claimed the application's to the detailed description of the embodiments herein provided in the accompanying drawings below
Range, but it is merely representative of the selected embodiment of the application.Based on embodiments herein, those skilled in the art are not being done
Every other embodiment obtained under the premise of creative work out, shall fall in the protection scope of this application.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present application, it should be noted that the instruction such as term " on ", "lower", "left", "right", "inner", "outside"
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings or the structure using when the side usually put
Position or positional relationship are merely for convenience of description the application and simplify description, rather than the structure of indication or suggestion meaning is necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.
In the description of the present application, it is also necessary to explanation, herein, such as first and second or the like relationship art
Language is only used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying this
There are any actual relationship or orders between a little entities or operation.The terms such as term "horizontal", "vertical", " pendency "
It is not offered as requiring component abswolute level or pendency, but can be slightly tilted.As "horizontal" only refers to that its direction is opposite " perpendicular
It is more horizontal for directly ", it is not to indicate that the structure is had to fully horizontally, but can be slightly tilted.Term " includes ",
"comprising" or any other variant thereof is intended to cover non-exclusive inclusion so that include a series of elements process,
Method, article or equipment not only include those elements, but also including other elements that are not explicitly listed, or are also wrapped
It includes as elements inherent to such a process, method, article, or device.In the absence of more restrictions, by sentence " including
One ... " limit element, it is not excluded that there is also another in the process, method, article or apparatus that includes the element
Outer identical element.For the ordinary skill in the art, above-mentioned term can be understood in this application with concrete condition
Concrete meaning.
With reference to the accompanying drawing, it elaborates to some embodiments of the application.In the absence of conflict, following
Feature in embodiment and embodiment can be combined with each other.
A kind of flow control structure provided by the embodiments of the present application includes but is not limited to hydraulic and hydroelectric engineering flow control knot
Structure is illustrated by taking hydraulic and hydroelectric engineering flow control structure as an example below.
First embodiment
Referring to Figure 1, Fig. 1 shows the longitudinal section view of flow control structure provided by the embodiments of the present application.The application mentions
A kind of flow control structure 101 supplied, flow control structure 101 include pit shaft 100 and gate 200；Pit shaft 100 is provided with defeated
Aquaporin 300, water transport channel 300 run through pit shaft 100, and pit shaft 100 is internally provided with gate 200, and gate 200 is set to water delivery
In channel 300；Water transport channel 300 includes: gate slot section channel 310, Upstream section channel 320 and tract channel 330；Upstream section is logical
Road 320, gate slot section channel 310 and tract channel 330 are sequentially communicated, the cross-sectional shape and tract in Upstream section channel 320
The cross-sectional shape in channel 330 is similar.
Wherein, flow control structure 101 is by eliminating water transport channel 300 from Upstream section channel 320 to gate slot section channel
310, and from gate slot section channel 310 to the changeover portion in tract channel 330, so that the cross-sectional shape in Upstream section channel 320
It is similar with the cross-sectional shape in tract channel 330, so that it is logical from Upstream section channel 320, gate slot section to considerably reduce water flow
The head loss that road 310 and tract channel 330 flow successively through.
Fig. 2 is referred to, Fig. 2 shows Upstream section channel cross-section A-A provided by the embodiments of the present application and tract channels
The cross-sectional view of cross section C-C.Optionally, in the embodiment of the present application, the cross-sectional shape and tract in Upstream section channel 320 are logical
The cross-sectional shape in road 330 is identical.
Wherein, the cross-sectional shape in Upstream section channel 320 is identical with the cross-sectional shape in tract channel 330.
Fig. 2 is referred to, optionally, in the embodiment of the present application, the cross-sectional shape and tract in Upstream section channel 320 are logical
The cross-sectional shape in road 330 includes: ellipse, polygon or the closed figure being made of straightway and curved section.
Fig. 3 is referred to, Fig. 3 shows the schematic diagram of combination shape provided by the embodiments of the present application.Optionally, in the application reality
It applies in example, the cross-sectional shape in Upstream section channel 320 and the cross-sectional shape in tract channel 330 include combination shape 340；Combination
Shape 340 includes: the first curved section 341, first straight line section 342, the second curved section 343, second straight line section 344, third curved section
345 and third straightway 346；First curved section 341, first straight line section 342, the second curved section 343, second straight line section 344,
Three curved sections 345 and third straightway 346 are sequentially connected, the extended line of first straight line section 342 and the extension of second straight line section 344
Line is vertical, and the extended line of second straight line section 344 is vertical with the extended line of third straightway 346.
Wherein, in fact, which includes: first part and second part；First part is the arch bridge of top half
Shape, second part are the round rectangle of lower half portion, and both first part and second part combine as the combination shape
340.Stress condition above has been fully considered using the combination shape 340, and the shape in Upstream section channel 320 is born more
External force.
Fig. 4 is referred to, Fig. 4 shows cross section, A-A cross-sectional view and longitudinal section view provided by the embodiments of the present application.It is optional
Ground, in the embodiment of the present application, pit shaft 100 include: top structure 110, side portion structure 120 and bottom structure 130；Top structure
110, side portion structure 120 and bottom structure 130 are an overall structure, top structure 110, side portion structure 120 and bottom structure
130 surround water transport channel 300 jointly.
Wherein, top structure 110, side portion structure 120 and bottom structure 130 constitute an overall structure, the overall structure
The shape in Upstream section channel 320 is enabled to bear more gravity.
Fig. 4 is referred to, optionally, in the embodiment of the present application, top structure 110 includes: upstream head structure 111 under
Swim top structure 112；Gate 200 is set in 310 between upstream head structure 111 and downstream top structure 112, is accommodated
Space 113 is connected to water transport channel 300.
Wherein, accommodation space 113 is set to by gate 200, so that gate 200 is used cooperatively with accommodation space 113, it can
More easily to control water flow.
Refer to Fig. 4, optionally, in the embodiment of the present application, upstream head structure 111 and downstream top structure 112 it
Between distance be accommodation space 113 width, accommodation space 113 far from ground side width be greater than accommodation space 113 it is close
The width of ground side.
Wherein, that is to say, that the space of the upper surface of accommodation space 113 is bigger than space below accommodation space 113, makes in this way
The water flow in water transport channel can more easily be controlled by obtaining gate.
Fig. 5 is referred to, Fig. 5 shows the cross-sectional view of cross section, A-A and cross section B-B provided by the embodiments of the present application.It can
Selection of land, in the embodiment of the present application, side portion structure 120 include: the second side portion structure of the first side portion structure of gate slot 121 and gate slot
122；The first side wall of accommodation space 113 is the first side portion structure of gate slot 121, and accommodation space 113 is tied far from the first side of gate slot
The second sidewall of structure 121 is the second side portion structure of gate slot 122, and the first side portion structure of gate slot 121 is vertical with bottom structure 130, door
The second side portion structure of slot 122 is vertical with bottom structure 130.
Fig. 6 is referred to, Fig. 6 shows the cross-sectional view of cross section C-C provided by the embodiments of the present application.Wherein, side portion structure
120 include: the first side portion structure of gate slot 121 and the second side portion structure of gate slot 122；The first side wall of accommodation space 113 is gate slot
First side portion structure 121, second sidewall of the accommodation space 113 far from the first side portion structure of gate slot 121 are the second side of gate slot knots
Structure 122, the first side portion structure of gate slot 121 is vertical with bottom structure 130, the second side portion structure of gate slot 122 and bottom structure 130
Vertically.
Fig. 5 to Fig. 7 is referred to, Fig. 7 shows the sectional elevation of flow control structure provided by the embodiments of the present application.It is optional
Ground, in the embodiment of the present application, side portion structure 120 further include: the second side portion structure of the first side portion structure of upstream 123 and upstream
124；The side of upstream head structure 111 is the first side portion structure of upstream 123, and upstream head structure 111 is far from the first side of upstream
The side of portion's structure 123 is the second side portion structure of upstream 124, the first side portion structure of gate slot 121, the second side portion structure of gate slot
122, upstream head structure 111 and downstream top structure 112 surround the surrounding of accommodation space 113, the first side of upstream knot jointly
The distance between structure 123 and the second side portion structure of upstream 124 are less than the second side portion structure of the first side portion structure of gate slot 121 and gate slot
The distance between 122.
Wherein, side portion structure 120 further include: the first side portion structure of upstream 123 and the second side portion structure of upstream 124；Upstream
The side of top structure 111 is the first side portion structure of upstream 123, and upstream head structure 111 is far from the first side portion structure of upstream 123
Side be the second side portion structure of upstream 124, the first side portion structure of gate slot 121, the second side portion structure of gate slot 122, upstream head
Structure 111 and downstream top structure 112 surround the surrounding of accommodation space 113, the first side portion structure of upstream 123 and upstream jointly
The distance between two side portion structures 124 be less than between the first side portion structure of gate slot 121 and the second side portion structure of gate slot 122 away from
From.
Fig. 5 to Fig. 7 is referred to, optionally, in the embodiment of the present application, side portion structure 120 further include: the first side of downstream
Structure 125 and the second side portion structure of downstream 126；The side of downstream top structure 112 is the first side portion structure of downstream 125, downstream
Side of the top structure 112 far from the first side portion structure of downstream 125 is the second side portion structure of downstream 126；The first side of gate slot knot
The side of structure 121 is the first side portion structure of upstream 123, and the first side portion structure of gate slot 121 is far from the first side portion structure of upstream 123
Side be the first side portion structure of downstream 125, the side of the second side portion structure of gate slot 122 is the second side portion structure of upstream 124,
Side of the second side portion structure of gate slot 122 far from the second side portion structure of upstream 124 is the second side portion structure of downstream 126, downstream
The distance between one side portion structure 125 and the second side portion structure of downstream 126 are less than the first side portion structure of gate slot 121 and gate slot the
The distance between two side portion structures 122.
Wherein, side portion structure 120 further include: the first side portion structure of downstream 125 and the second side portion structure of downstream 126；Downstream
The side of top structure 112 is the first side portion structure of downstream 125, and downstream top structure 112 is far from the first side portion structure of downstream 125
Side be the second side portion structure of downstream 126；The side of the first side portion structure of gate slot 121 is the first side portion structure of upstream 123, door
Side of the first side portion structure of slot 121 far from the first side portion structure of upstream 123 is the first side portion structure of downstream 125, gate slot second
The side of side portion structure 122 is the second side portion structure of upstream 124, and the second side portion structure of gate slot 122 is tied far from the second side of upstream
The side of structure 124 is the second side portion structure of downstream 126, between the first side portion structure of downstream 125 and the second side portion structure of downstream 126
Distance be less than the distance between the first side portion structure of gate slot 121 and the second side portion structure of gate slot 122.The application provides a kind of stream
Control structure is measured, the flow control structure includes pit shaft and gate；The pit shaft is provided with water transport channel, the water transport channel
Through the pit shaft, the pit shaft is internally provided with the gate；The water transport channel includes: Upstream section channel, gate slot section
Channel and tract channel；The Upstream section channel, gate slot section channel and the tract channel are sequentially communicated.By taking
The water transport channel that disappeared makes from Upstream section channel to gate slot section channel, and the changeover portion from gate slot section channel to tract channel
The cross-sectional shape for obtaining the Upstream section channel is similar with the cross-sectional shape in the tract channel, to considerably reduce
The head loss that water flow is flowed successively through from the Upstream section channel, gate slot section channel and the tract channel.Pass through this
After kind mode is to efficiently solve in the prior art before and after gate using transition, the difficulty of structure design and construction is increased
The problem of spending.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of flow control structure, which is characterized in that the flow control structure includes pit shaft and gate；The pit shaft setting
There is water transport channel, the water transport channel runs through the pit shaft, and the pit shaft is internally provided with the gate, the gate locating
In the water transport channel；
The water transport channel includes: Upstream section channel, gate slot section channel and tract channel；The Upstream section channel, the door
Slot section channel and the tract channel are sequentially communicated, the cross-sectional shape in the Upstream section channel and the tract channel
Cross-sectional shape is similar.
2. flow control structure as described in claim 1, which is characterized in that the cross-sectional shape in the Upstream section channel and institute
The cross-sectional shape for stating tract channel is identical.
3. flow control structure as described in claim 1, which is characterized in that the cross-sectional shape in the Upstream section channel and institute
The cross-sectional shape for stating tract channel includes: ellipse, polygon or the closed figure being made of straightway and curved section.
4. flow control structure as described in claim 1, which is characterized in that the cross-sectional shape in the Upstream section channel and institute
The cross-sectional shape for stating tract channel includes combination shape；The combination shape includes: the first curved section, first straight line section, second
Curved section, second straight line section, third curved section and third straightway；First curved section, the first straight line section, described
Two curved sections, the second straight line section, the third curved section and the third straightway are sequentially connected, the first straight line section
Extended line it is vertical with the extended line of the second straight line section, the extended line of the second straight line section and the third straightway
Extended line is vertical.
5. flow control structure as described in claim 1, which is characterized in that the pit shaft includes: top structure, side portion structure
And bottom structure；The top structure, the side portion structure and the bottom structure are an overall structures, the top knot
Structure, the side portion structure and the bottom structure surround the water transport channel jointly.
6. flow control structure as claimed in claim 5, which is characterized in that the top structure includes: upstream head structure
With downstream top structure；Accommodation space of the gate locating between the upstream head structure and the downstream top structure
Interior, the accommodation space is connected to the water transport channel.
7. flow control structure as claimed in claim 6, which is characterized in that the upstream head structure and the downstream top
The distance between structure is the width of the accommodation space, and the accommodation space is greater than the receiving far from the width of ground side
Width of the space close to ground side.
8. flow control structure as claimed in claim 6, which is characterized in that the side portion structure includes: the first side of gate slot
The second side portion structure of structure and gate slot；The first side wall of the accommodation space is first side portion structure of gate slot, the receiving
Second sidewall of the space far from first side portion structure of gate slot is second side portion structure of gate slot, first side of gate slot
Structure is vertical with the bottom structure, and second side portion structure of gate slot is vertical with the bottom structure.
9. flow control structure as claimed in claim 8, which is characterized in that the side portion structure further include: the first side of upstream
The second side portion structure of portion's structure and upstream；The side of the upstream head structure is first side portion structure of upstream, it is described on
Swimming side of the top structure far from first side portion structure of upstream is second side portion structure of upstream, first side of gate slot
It is empty that portion's structure, the second side portion structure of the gate slot, the upstream head structure and the downstream top structure surround receiving jointly
Between surrounding, the distance between second side portion structure of first side portion structure of upstream and the upstream be less than the gate slot first
The distance between second side portion structure of side portion structure and the gate slot.
10. flow control structure as claimed in claim 9, which is characterized in that the side portion structure further include: the first side of downstream
The second side portion structure of portion's structure and downstream；The side of the downstream top structure is first side portion structure of downstream, under described
Swimming side of the top structure far from first side portion structure of downstream is second side portion structure of downstream；First side of gate slot
The side of portion's structure is first side portion structure of upstream, and first side portion structure of gate slot is tied far from first side of upstream
The side of structure is first side portion structure of downstream, and the side of second side portion structure of gate slot is the second side of upstream knot
Structure, side of second side portion structure of gate slot far from second side portion structure of upstream are second side portion structures of downstream,
The distance between second side portion structure of first side portion structure of downstream and the downstream is less than first side portion structure of gate slot
The distance between described second side portion structure of gate slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821693796.3U CN209066397U (en) | 2018-10-18 | 2018-10-18 | A kind of flow control structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821693796.3U CN209066397U (en) | 2018-10-18 | 2018-10-18 | A kind of flow control structure |
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| Publication Number | Publication Date |
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| CN209066397U true CN209066397U (en) | 2019-07-05 |
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| CN201821693796.3U Active CN209066397U (en) | 2018-10-18 | 2018-10-18 | A kind of flow control structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109487764A (en) * | 2018-10-18 | 2019-03-19 | 贵州省水利水电勘测设计研究院 | A kind of flow control structure |
-
2018
- 2018-10-18 CN CN201821693796.3U patent/CN209066397U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109487764A (en) * | 2018-10-18 | 2019-03-19 | 贵州省水利水电勘测设计研究院 | A kind of flow control structure |
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