CN108396817A - The tower stratified pumping mouth of reservoir - Google Patents
The tower stratified pumping mouth of reservoir Download PDFInfo
- Publication number
- CN108396817A CN108396817A CN201810324165.2A CN201810324165A CN108396817A CN 108396817 A CN108396817 A CN 108396817A CN 201810324165 A CN201810324165 A CN 201810324165A CN 108396817 A CN108396817 A CN 108396817A
- Authority
- CN
- China
- Prior art keywords
- water inlet
- valve
- tower
- valve rod
- inlet lines
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005086 pumping Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 90
- 238000009826 distribution Methods 0.000 claims abstract description 5
- 210000003371 toe Anatomy 0.000 claims description 5
- 230000007547 defect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/04—Methods or installations for obtaining or collecting drinking water or tap water from surface water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/02—Public or like main pipe systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The present invention provides a kind of tower stratified pumping mouths of reservoir, include by multiple water inlet lines up to lower distribution in tower body, it is provided with operating room at the top of multiple water inlet lines, it is characterized by comprising be provided in operating room with multiple water inlet lines multiple operating devices correspondingly, be both provided with valve on multiple water inlet lines；Be respectively connected in the drive shaft of multiple operating devices across operation room floor embedded bracket, embedded bracket by valve rod connected with corresponding valve；Multiple operating devices drive corresponding valve to move up and down by band ovable valve stem rotation, realize being turned on and off for corresponding water inlet line.The present invention needs to expend a large amount of artificial defects that could open multistage intake for the prior art, provides a kind of tower stratified pumping mouth of reservoir, makes operating personnel that the control of multilayer intake can be realized in operating room.
Description
Technical field
The present invention relates to hydraulic engineering technical fields, and in particular to a kind of tower stratified pumping mouth of reservoir.
Background technology
Currently, many medium and small reservoirs in China discharge water, facility water inlet takes tower stratified pumping water inlet, water inlets at different levels
It mouthful generally being controlled using valve, diameter valve is generally 0.3~0.5m or so, using manually controlling, the opening and closing of valve
Need by administrative staff enter water intaking tower bottom operate, since intake tower bottom airflow is obstructed, exhaust gas aggregation, exist
The security risk of asphyxia, safety accident happen occasionally, and especially height is more than the intake tower security risk higher of 5m.
Invention content
The purpose of the present invention provides a kind of tower stratified pumping mouth of reservoir, makes operation aiming at the defect of the prior art
The control of multilayer intake can be realized in personnel in operating room.
Include by multiple water inlet pipes up to lower distribution in tower body the present invention provides a kind of tower stratified pumping mouth of reservoir
Road is provided with operating room at the top of multiple water inlet lines, it is characterised in that including being provided in operating room and multiple water inlet lines
One-to-one multiple operating devices are both provided with valve on multiple water inlet lines；Be respectively connected in multiple operating devices across
Operate room floor embedded bracket, embedded bracket by valve rod connected with corresponding valve；Multiple operating devices pass through drive
Valve rod rotation drives corresponding valve to move up and down, and realizes being turned on and off for corresponding water inlet line.
The valve rod includes more piece, it is each save valve rod both ends and realized by flange be fixedly attached with adjacent valve rod.
The valve rod is fixedly connected by embedded bracket with operating device, and embedded bracket includes the holder sheet of tubular structure
Body, drive sleeve and driving square shaft；Rack body bottom end is embedded in advance in operating room ground, and operation is fixed on the top of rack body
Bottom of device；The top of driving square shaft is fixed on inside rack body and is fixedly connected with operating device；Drive the bottom end of square shaft
It is fixedly connected with the top of drive sleeve by square toes；Drive sleeve bottom end is fixedly connected by flange with valve rod；Holder sheet
Body is supported on the surrounding at the top of drive sleeve.
The valve top part is provided with connecting shaft, and valve rod is connect across connecting shaft with valve.
The water inlet of the multiple water inlet line is located at outside tower body, and multiple water inlet lines are distributed in multiple and different planes
Upper and its extending direction with tower body axis perpendicular；Multiple water inlet lines are connected by connecting tube, the extension side of connecting tube
To parallel with tower body axis direction, connecting tube is connected by outlet conduit with the water outlet outside tower body.
The multiple water inlet line is circumferentially uniformly distributed using the axle center of connecting tube as the center of circle.
The operating device includes rotation handwheel and motor two parts, rotates handwheel and motor respectively drives drive shaft rotation
Turn.
The valve uses elastic seat sealed valve, and uses flexible rubber ram seal.
The present invention is transformed the water intaking mouth structure of each layer of water inlet by the way of extension valve rod, and there is structure to close
The characteristics of reason, practical function, easy-to-operate, can fetch water library superficial water according to requirement of engineering, and sediment charge is minimum, water
Temperature is suitable, meets the needs of agricultural irrigation and domestic water, and the opening and closing of valves at different levels are flat by intake tower upper operating
Operating device on platform is operated, and water inlet valves at different levels in intake tower are opened instead of being manually entered water intaking tower bottom, can
It is effectively prevented from and uses and safety problem present in operational process.The water inlet line of the present invention is uniformly distributed, and is ensured in tower body
Portion's pipe-line layout is clean and tidy.The present invention realizes the adjustability of shaft length by the splicing of more piece valve rod, to be suitable for different height
Water inlet line.The production of structure sectional, the manufacture of valve rod, facilitate live direct splicing, and each both ends for saving valve rod use flange
Connection, the function with positioning, transmission and sealing, installation is simple, reliably.The top of valve rod passes through embedded bracket and operating device
Driving device connects, and the integrated connection stability of the present invention is effectively ensured.The bottom end of valve rod is connected by shaft coupling with valve,
Has the effect of positioning, transmission, sealing and support (extension valve rod dead weight).
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is I-I sectional views of the present invention；
Fig. 3 is localized design figure of the present invention；
Fig. 4 is partial enlarged view of the present invention.
Wherein, 11- level-ones water inlet, 12- level-one valves, 13- level-one valve rods, 14- level-one operating devices, 15- mono- are grading
Waterpipe, 21- two level water inlets, 22- two level water inlets, 23- two level valve rods, 24- secondary operation devices, 25- two level water inlet pipes
Road, 31- three-level water inlets, 32- three-level valves, 33- three-level valve rods, 34- three-level operating devices, 35- three-level water inlet lines, 1- valves
Door, 2- shaft couplings, 3- valve rods, 4- flanges, 5- embedded brackets, 6- operating devices, 7- tower bodies, 8- operating rooms, 9- connecting tubes, 10-
Outlet conduit, 16- water outlets.
Specific implementation mode
The following further describes the present invention in detail with reference to the accompanying drawings and specific embodiments, convenient for this hair is well understood
It is bright, but they do not constitute the present invention and limit.
Include by multiple water inlet pipes up to lower distribution in tower body the present invention provides a kind of tower stratified pumping mouth of reservoir
Road is provided with operating room at the top of multiple water inlet lines, it is characterised in that including being provided in operating room and multiple water inlet lines
One-to-one multiple operating devices are both provided with valve on multiple water inlet lines；Connect in the drive shaft of multiple operating devices
Be connected to across operation room floor embedded bracket, embedded bracket by valve rod connected with corresponding valve；Multiple operating devices
It drives corresponding valve to move up and down by band ovable valve stem rotation, realizes being turned on and off for corresponding water inlet line.
The valve rod includes more piece, it is each save valve rod both ends and realized by flange be fixedly attached with adjacent valve rod.
The valve rod is fixedly connected by embedded bracket with operating device, and embedded bracket includes the holder sheet of tubular structure
Body, drive sleeve and driving square shaft；Rack body bottom end is embedded in advance in operating room ground, and operation is fixed on the top of rack body
Bottom of device；The top of driving square shaft is fixed on inside rack body and is fixedly connected with operating device；Drive the bottom end of square shaft
It is fixedly connected with the top of drive sleeve by square toes；Drive sleeve bottom end is fixedly connected by flange with valve rod；Holder sheet
Body bottom supporting is in the surrounding of drive sleeve.The bottom end of rack body passes through the bottom surface wall of operating room, the top of drive sleeve
End enters the ground wall of operating room by rack body, and is fixedly connected with driving square shaft in the inside of rack body.
The valve top part is provided with connecting shaft, and valve rod is connect across connecting shaft with valve.The multiple water inlet line
Water inlet is located at outside tower body, multiple water inlet lines be distributed in multiple and different planes and its extending direction with tower body axis
It is perpendicular；Multiple water inlet lines are connected by connecting tube, and the extending direction of connecting tube is parallel with tower body axis direction, connecting tube
It is connected with the water outlet outside tower body by outlet conduit.The multiple water inlet line is using the axle center of connecting tube as the center of circle
Circumferentially it is uniformly distributed.The operating device includes rotation handwheel and motor two parts, rotates handwheel and motor respectively drives drive
Moving axis rotates.The valve uses elastic seat sealed valve, and uses flexible rubber ram seal.Operating device is respectively positioned on operating room
On internal ground, and immediately below corresponding gate, ensure the reasonably optimizing distribution of structure of the invention.
As shown in Figure 1, it includes level-one water inlet 11, level-one that specific embodiment, which provides a kind of tower stratified pumping mouth of reservoir,
Valve 12, level-one valve rod 13, level-one operating device 14, level-one water inlet line 15, two level water inlet 21, two level water inlet 22, two
Grade valve rod 23, secondary operation device 24, two level water inlet line 25, three-level water inlet 31, three-level valve 32, three-level valve rod 33, three
Grade operating device 34, three-level water inlet line 35, valve 1, shaft coupling 2, valve rod 3, flange 4, embedded bracket 5, operating device 6, tower
Body 7, operating room 8, connecting tube 9, outlet conduit 10, water outlet 16.
The water inlet of the three-level water inlet line is respectively positioned on outside tower body, extending direction and the tower body axis of multiple water inlet lines
Line is perpendicular, and multiple water inlet lines are connected by connecting tube, and the extending direction of connecting tube is parallel with tower body axis direction, connection
Pipe is connected by outlet conduit with the water outlet outside tower body.Level-one water inlet 11, two level water inlet 21 and three are grading
The intake elevation at the mouth of a river 31 according to water intaking it needs to be determined that, the size of water inlet is determined according to water withdrawal, the cloth of three water inlets
It sets premised on not influencing the operation of each valve rod and operating device, relative position relation schematic diagram of each water inlet in space
Can be as shown in tower intake structure chart in Fig. 1 and I-I sectional views Fig. 2, i.e., the arrangement of water inlets at different levels is straggly orderly, described more
A water inlet line is circumferentially uniformly distributed using the axle center of connecting tube as the center of circle, can independently be opened and closed, be set after valve
There is conduit pipe connected to it.
It is grading that level-one valve 12, two level gate 22, three-level gate 32 are arranged in its corresponding level-one water inlet 11, two
(i.e. level-one water inlet line 15, two is grading on water inlet lines at different levels in the downstream side intake tower of the mouth of a river 21 and three-level water inlet 31
Waterpipe 25 and three-level water inlet line 35), level-one operating device 14, secondary operation device 24 and three-level operating device 34 are concentrated
It is arranged on the operating platform on intake tower top, is separately turned on by level-one valve rod 13, two level valve rod 23 and three-level valve rod 33
Corresponding level-one valve 12, two level valve 22 and three-level valve 32 with closing.
Valve 1 selects elastic seat sealed valve according to water inlet diameter and design head, the elastic seat sealed flat un-grooved of valve,
With flexible rubber ram seal, have many advantages, such as non-internal leakage, without leakage, torsion is small, service life is long.
The production of 3 merogenesis of valve rod, manufacture, facilitate construction site direct splicing, and each valve rod both ends of saving are connected using flange 4, band
The function of positioning, transmission and sealing, installation is simple, reliably.
As shown in figure 3, shaft coupling 2 for connection between valve and extension valve rod, have positioning, transmission, sealing and
Support the effect of (extension valve rod dead weight).
As shown in figure 4, valve rod 1 is fixedly connected by embedded bracket 5 with operating device, embedded bracket 5 includes tubular structure
Rack body 51, drive sleeve 52 and driving square shaft 53；51 bottom end of rack body is embedded in advance in 8 ground of operating room, holder sheet
6 bottom of operating device is fixed on the top of body 51；The top of driving square shaft 53 is fixed on 51 inside of rack body and is filled with operation
It sets and is fixedly connected；Driving square shaft 53 is fixedly connected by square toes with the top of drive sleeve 52；Drive the bottom fixing sleeve of square shaft
It is connected to inside drive sleeve；52 bottom end of drive sleeve is fixedly connected by flange with valve rod 3.Drive sleeve uses valve rod with valve rod
Standard flange connection, have the function of positioning, transmission and sealing.The top of drive sleeve is fixed on by square toes positioned at operation
The bottom of the driving square shaft of chamber interior, has longer retractility, can be flexible according to on-site actual situations.Rack body 51 is pre-buried
Room floor and it is supported on drive sleeve surrounding in operation, and ensures to drive being stably connected with for square shaft and operating device.Rack body
Pre-buried cast at the scene.
The operating device 6 of valves at different levels, i.e. drive arrangement are on the operating platform on intake tower top, operating device packet
Rotation handwheel and motor two parts are included, it can be achieved that turning manually with ovable valve stem that is, by rotating handwheel or motor with Electronic control
It is dynamic, to which the valve plate with movable valve rises or falls, open or block flow.
The invention belongs to hydraulic and hydroelectric engineering facility field, it is applied in specific hydraulic engineering and reservoir stratified pumping can be achieved
Function, and can realize the opening and closing that water inlet valves at different levels are operated on the operating platform on intake tower top, it avoids artificial
Into water intaking tower bottom opening/shutting valve, safeguard work personnel safety has reasonable for structure, practical function, easy-to-operate etc.
Advantage.The content that this specification is not described in detail belongs to the prior art well known to professional and technical personnel in the field.
Claims (8)
1. a kind of tower stratified pumping mouth of reservoir, includes by multiple water inlet lines up to lower distribution in tower body, multiple water inlet pipes
Operating room is provided at the top of road, it is characterised in that multiple correspondingly with multiple water inlet lines including being provided in operating room
Operating device is both provided with valve on multiple water inlet lines；It is respectively connected in multiple operating devices across the pre- of operation room floor
Bury holder, embedded bracket by valve rod connected with corresponding valve；Multiple operating devices pass through band ovable valve stem rotation drive pair
The valve answered moves up and down, and realizes being turned on and off for corresponding water inlet line.
2. the tower stratified pumping mouth of reservoir according to claim 1, which is characterized in that the valve rod includes more piece, each to save
It is realized by flange and is fixedly attached with adjacent valve rod in valve rod both ends.
3. the tower stratified pumping mouth of reservoir according to claim 1, it is characterised in that valve rod passes through embedded bracket and operation
Device is fixedly connected, and embedded bracket includes rack body, drive sleeve and the driving square shaft of tubular structure；Rack body bottom end is pre-
It is embedded in operation room floor, operating device bottom is fixed on the top of rack body；Holder sheet is fixed on the top of driving square shaft
Internal portion is simultaneously fixedly connected with operating device；The bottom end of driving square shaft is fixedly connected by square toes with the top of drive sleeve；It drives
Dynamic casing shoe is fixedly connected by flange with valve rod；Rack body is supported on the surrounding at the top of drive sleeve.
4. the tower stratified pumping mouth of reservoir according to claim 3, it is characterised in that valve top part is provided with connecting shaft, valve
Bar is connect across connecting shaft with valve.
5. the tower stratified pumping mouth of reservoir according to claim 1, it is characterised in that the water inlet position of multiple water inlet lines
Outside tower body, multiple water inlet lines be distributed in multiple and different planes and its extending direction with tower body axis perpendicular；
Multiple water inlet lines are connected by connecting tube, and the extending direction of connecting tube is parallel with tower body axis direction, and connecting tube is by going out
Waterpipe is connected with the water outlet outside tower body.
6. the tower stratified pumping mouth of reservoir according to claim 5, which is characterized in that multiple water inlet lines are with connecting tube
Axle center is that the center of circle is circumferentially uniformly distributed.
7. the tower stratified pumping mouth of reservoir according to claim 6, which is characterized in that operating device include rotation handwheel and
Motor two parts, rotate handwheel and motor respectively drives drive shaft rotation.
8. the tower stratified pumping mouth of reservoir according to claim 7, it is characterised in that the valve uses elastic seat sealed valve
Door, and use flexible rubber ram seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810324165.2A CN108396817B (en) | 2018-04-12 | 2018-04-12 | Tower type layered water intake of reservoir |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810324165.2A CN108396817B (en) | 2018-04-12 | 2018-04-12 | Tower type layered water intake of reservoir |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108396817A true CN108396817A (en) | 2018-08-14 |
| CN108396817B CN108396817B (en) | 2024-02-02 |
Family
ID=63099664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810324165.2A Active CN108396817B (en) | 2018-04-12 | 2018-04-12 | Tower type layered water intake of reservoir |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108396817B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112144607A (en) * | 2020-09-22 | 2020-12-29 | 中国电建集团贵阳勘测设计研究院有限公司 | Gravity flow type pipeline layering water taking system |
| RU203775U1 (en) * | 2020-09-25 | 2021-04-21 | Федеральное государственное автономное образовательное учреждение высшего образования "Пермский государственный национальный исследовательский университет" (ПГНИУ) | DEVICE FOR SELECTIVE WATER SELECTION FROM BOTTOM HORIZONS OF A STRATIFIED WATER BODY |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0610331A (en) * | 1992-06-25 | 1994-01-18 | Marsima Aqua Syst Corp | Porous type water-intake device |
| CN201196269Y (en) * | 2008-05-27 | 2009-02-18 | 上海艾维科阀门有限公司 | Valve rod structure used for butterfly valve |
| CN202164660U (en) * | 2011-04-22 | 2012-03-14 | 中国瑞林工程技术有限公司 | Layered water intake gallery for earth surface reservoir |
| CN202674356U (en) * | 2012-06-18 | 2013-01-16 | 泉州市沪航阀门制造有限公司 | Elastic base gate-seal valve with telescopic valve rod |
| CN203627817U (en) * | 2013-10-24 | 2014-06-04 | 天津百利展发集团有限公司 | Buried butterfly valve with telescopic lengthened rod device |
| CN204253903U (en) * | 2014-11-05 | 2015-04-08 | 中石化洛阳工程有限公司 | A kind of gate valve for buried pipeline |
| CN205935047U (en) * | 2016-05-31 | 2017-02-08 | 中国电建集团华东勘测设计研究院有限公司 | Laminated water taking formula water inlet structure |
| CN208201997U (en) * | 2018-04-12 | 2018-12-07 | 长江勘测规划设计研究有限责任公司 | The tower stratified pumping mouth of reservoir |
-
2018
- 2018-04-12 CN CN201810324165.2A patent/CN108396817B/en active Active
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|---|---|---|---|---|
| JPH0610331A (en) * | 1992-06-25 | 1994-01-18 | Marsima Aqua Syst Corp | Porous type water-intake device |
| CN201196269Y (en) * | 2008-05-27 | 2009-02-18 | 上海艾维科阀门有限公司 | Valve rod structure used for butterfly valve |
| CN202164660U (en) * | 2011-04-22 | 2012-03-14 | 中国瑞林工程技术有限公司 | Layered water intake gallery for earth surface reservoir |
| CN202674356U (en) * | 2012-06-18 | 2013-01-16 | 泉州市沪航阀门制造有限公司 | Elastic base gate-seal valve with telescopic valve rod |
| CN203627817U (en) * | 2013-10-24 | 2014-06-04 | 天津百利展发集团有限公司 | Buried butterfly valve with telescopic lengthened rod device |
| CN204253903U (en) * | 2014-11-05 | 2015-04-08 | 中石化洛阳工程有限公司 | A kind of gate valve for buried pipeline |
| CN205935047U (en) * | 2016-05-31 | 2017-02-08 | 中国电建集团华东勘测设计研究院有限公司 | Laminated water taking formula water inlet structure |
| CN208201997U (en) * | 2018-04-12 | 2018-12-07 | 长江勘测规划设计研究有限责任公司 | The tower stratified pumping mouth of reservoir |
Non-Patent Citations (1)
| Title |
|---|
| 武汉水利电力学院主编, 水利电力出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112144607A (en) * | 2020-09-22 | 2020-12-29 | 中国电建集团贵阳勘测设计研究院有限公司 | Gravity flow type pipeline layering water taking system |
| RU203775U1 (en) * | 2020-09-25 | 2021-04-21 | Федеральное государственное автономное образовательное учреждение высшего образования "Пермский государственный национальный исследовательский университет" (ПГНИУ) | DEVICE FOR SELECTIVE WATER SELECTION FROM BOTTOM HORIZONS OF A STRATIFIED WATER BODY |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108396817B (en) | 2024-02-02 |
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