CN208088406U - A kind of floating type surface water intaking apparatus - Google Patents

A kind of floating type surface water intaking apparatus Download PDF

Info

Publication number
CN208088406U
CN208088406U CN201820431802.1U CN201820431802U CN208088406U CN 208088406 U CN208088406 U CN 208088406U CN 201820431802 U CN201820431802 U CN 201820431802U CN 208088406 U CN208088406 U CN 208088406U
Authority
CN
China
Prior art keywords
water
water intaking
steel pipe
type surface
floating type
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.)
Active
Application number
CN201820431802.1U
Other languages
Chinese (zh)
Inventor
覃志强
王奕
王启书
李云峰
熊杰
付国栋
王晓龙
王洪波
王�琦
潘庭兵
李林林
杨光静
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUIZHOU HELIWANG UNDERWATER ENGINEERING Co.,Ltd.
Guizhou Survey and Design Research Institute for Water Resources and Hydropower
Original Assignee
Guizhou Heli Wan Underwater Engineering Co Ltd
Guizhou Survey and Design Research Institute for Water Resources and Hydropower
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guizhou Heli Wan Underwater Engineering Co Ltd, Guizhou Survey and Design Research Institute for Water Resources and Hydropower filed Critical Guizhou Heli Wan Underwater Engineering Co Ltd
Priority to CN201820431802.1U priority Critical patent/CN208088406U/en
Application granted granted Critical
Publication of CN208088406U publication Critical patent/CN208088406U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Level Indicators Using A Float (AREA)

Abstract

The utility model discloses a kind of floating type surface water intaking apparatus, including the floating platform for dropping operation of floating between minimum operation water level and highest operating water level can be grown with water level(1);Floating platform includes a pair of of buoyancy tank(2), the middle part of a pair of of buoyancy tank top surface is through opening and closing rack(3)Connection, the both sides of a pair of of buoyancy tank top surface are through pedal(4)Connection;Service aisle is formed at the top of pedal;Water intaking steel pipe is equipped between a pair of of buoyancy tank of pedal bottom(5);Top of the water intaking steel pipe at intake and keying frame top headstock gear(6)Elevating lever(7)Connection;The steel pipe other end fetch water through flexible elbow(8)With fixed drainpipe(9)Water inlet connection, the water inlet of fixed drainpipe is located at minimum operation water level lower section;The water outlet of fixed drainpipe is located at dam downstream.The utility model can acquire signal linked hoist according to water requirement by monitoring device, realize the function of taking surface layer warm water automatically.

Description

A kind of floating type surface water intaking apparatus
Technical field
The utility model is related to a kind of floating type surface water intaking apparatus, belong to field irrigation, decentralization ecological water, urban water supply Technical field.
Background technology
Currently, being applied with environmental protection according to water resource the study found that water level can be divided into superficial water and deep layer in reservoir Water.For superficial water since the sunshine-duration is long, water temperature is higher, and microorganism is active, be conducive to agricultural irrigation and river downstream fish, Biological existence needs, and should take library endosexine warm water for crop growth and downstream river course Fish Survival as far as possible, increase new old Metabolism;Superficial water is more favorable to the needs of fish oviposition, meets harmonious ecological environment.
Existing hydraulic engineering stratified pumping form mainly has:Vertical shaft+multilayer water separation gate form, vertical shaft+stop log gate shape Formula, slope vertical shaft type+layering water separation gate form, in the hydraulic engineering of above-mentioned several stratified pumping forms at home using compared with More but complicated, scheduling mode combining form is more, and operation difficulty is big, and easy maloperation causes to take deep water, influences crops Irrigation effect and downstream river course biology and Fish Survival, and the construction period is long, investment cost is expensive.Therefore, the prior art is not enough It is perfect, have much room for improvement.
Utility model content
The purpose of the utility model is to provide a kind of floating type surface water intaking apparatus.Ensure downstream agricultural irrigation and While river downstream fish, biological existence need, simplify the structure of surface water intaking apparatus as far as possible, it is easy to operation, it reduces and throws Money and operating cost, with overcome the deficiencies in the prior art.
What the technical solution of the utility model was realized in:
A kind of floating type surface water intaking apparatus of the utility model, including can with water level grow drop minimum operation water level with most Float the floating platform of operation between high operating water level;Floating platform includes a pair of of buoyancy tank, and the middle part of a pair of of buoyancy tank top surface is through opening Rack connection is closed, the both sides of a pair of of buoyancy tank top surface are connected through pedal;Service aisle is formed at the top of pedal;A pair of pedal bottom is floating Water intaking steel pipe is equipped between case;Top of the water intaking steel pipe at intake connects with the elevating lever for opening and closing frame top headstock gear It connects;The water intaking steel pipe other end is connect through flexible elbow with the water inlet of fixed drainpipe, and the water inlet of fixed drainpipe is located at most Below low operating water level;The water outlet of fixed drainpipe is located at dam downstream.
In aforementioned floating type surface water intaking apparatus, the flexible elbow is by one group of high-intensity tire through connecting flange and bolt It is formed by connecting.
In aforementioned floating type surface water intaking apparatus, the connecting flange include positioned at flexible elbow both ends annulus flange and 90 degree of fan-shaped flange groups in high-intensity tire;90 degree of fan-shaped flange groups are by four 90 degree sector flanges by being circular layout It constitutes, there are gap B between 90 degree of fan-shaped flanges of adjacent two panels.
In aforementioned floating type surface water intaking apparatus, the width of the gap B is the thickness of 1~2 90 degree fan-shaped flanges.
In aforementioned floating type surface water intaking apparatus, described 90 degree fan-shaped flange one sides are equipped with supporting rod.
In aforementioned floating type surface water intaking apparatus, the buoyancy tank top surface is equipped with access hole, and access hole is equipped with access cover.
In aforementioned floating type surface water intaking apparatus, the floating platform is equipped with control cabinet and monitoring device;Floating platform It is surrounded by guardrail, awning is equipped at the top of floating platform.
In aforementioned floating type surface water intaking apparatus, the water inlet of the water intaking steel pipe is equipped with dirt barrier hood;Fetch water steel pipe into Elevating lever bottom end of the top through hinge and headstock gear is hinged at the mouth of a river;Water intaking steel pipe is made of the steel pipe of one group of head and the tail connection;? Water intaking steel pipe bottom close to flexible elbow is equipped with support component;Support component includes band rubber bracket, band rubber bracket base Equipped with strut, strut bottom end is connect with concrete pier;Steel pipe of fetching water is equipped with auxiliary buoyancy tank and lateral Displacement component;Lateral Displacement Component includes lateral Displacement bar and concrete anchor ingot;It is cut with scissors and steel pipe and the concrete anchor ingot of fetching water through branch respectively at lateral Displacement bar both ends It is hinged.
In aforementioned floating type surface water intaking apparatus, the water inlet of the fixed drainpipe is equipped with service valve.
In aforementioned floating type surface water intaking apparatus, the water inlet of the service valve is connect through telescopic joint with flexible elbow.
By adopting the above-described technical solution, the utility model is compared with prior art, the water intaking structure of the utility model Form acquires signal linked hoist using floating platform bearing water intaking steel pipe form, according to water requirement by monitoring device, real The function of surface layer warm water is now taken automatically.Standard can be realized in operation according to the amplitude of variation of reservoir level, the boundary conditions such as water requirement Modular in design.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the axonometric drawing of Fig. 1;The application example schematic diagram of the utility model;
Fig. 3 is the structural schematic diagram of flexible elbow;
Fig. 4 is the axis view of Fig. 3;
Fig. 5 is the arrangement figure of connecting flange in flexible elbow.
In figure:1- floating platforms, 2- buoyancy tanks, 3- open and close rack, 4- pedals, 5- water intakings steel pipe, 6- headstock gears, 7- liftings Bar, 8- flexible elbows, 9- fix drainpipe, 10- access covers, 11- control cabinets, 12- monitoring box, 13- dirt barrier hoods, 14- hinges, 15- support components, 16- band rubber bracket, 17- struts, 18- concrete piers, 19- auxiliary buoyancy tank, 20- lateral Displacements component, 21- Lateral Displacement bar, 22- concrete anchors ingot, 23- branch hinge, 24- service valves, 25- telescopic joints, 26- guardrails, 27- awnings, 28- are high-strength Spend tire unit, 29- connecting flanges;30- cross-braces, 31- bolts, 32- annulus flange, 33-90 degree sector flanges.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples, but not as new to this practicality Any restrictions of type.
A kind of floating type surface water intaking apparatus of the utility model, as depicted in figs. 1 and 2.Exist including drop can be grown with water level Float the floating platform 1 of operation between minimum operation water level and highest operating water level;Floating platform 1 includes a pair of of buoyancy tank 2, a pair of The middle part of 2 top surface of buoyancy tank is connected through opening and closing rack 3, and the both sides of 2 top surface of a pair of of buoyancy tank are connected through pedal 4;Work is formed on 4 top of pedal Make channel;Water intaking steel pipe 5 is equipped between a pair of of buoyancy tank 2 of 4 bottom of pedal;Fetch water top of the steel pipe 5 at intake with open The elevating lever 7 for closing 3 top headstock gear 6 of rack connects;5 other end of steel pipe fetch water through flexible elbow 8 and the water inlet for fixing drainpipe 9 The water inlet of mouth connection, fixed drainpipe 9 is located at below minimum operation water level;The water outlet of fixed drainpipe 9 is located under dam Trip.
As shown in Fig. 3~Fig. 5, flexible elbow 8 by one group of high-intensity tire 28 through connecting flange 29 and bolt 31 connection and At.Connecting flange 29 includes that 90 degree positioned at the annulus flange 32 at 8 both ends of flexible elbow and in high-intensity tire 28 are fan-shaped Flange group;90 degree of fan-shaped flange groups are made of four 90 degree fan-shaped flanges 33 by being circular layout, 90 degree of fan-shaped flanges of adjacent two panels There are gap B between 33.The width of gap B is the thickness of 1~2 90 degree fan-shaped flanges.90 degree of fan-shaped 33 one sides of flange are equipped with Supporting rod 30.As shown, 2 top surface of buoyancy tank is equipped with access hole, access hole is equipped with access cover 10.Floating platform 1 is equipped with control Case 11 processed and monitoring device 12;Floating platform 1 is surrounded by guardrail 26, and 1 top of floating platform is equipped with awning 27.
As depicted in figs. 1 and 2, the water inlet of water intaking steel pipe 5 is equipped with dirt barrier hood 13;At the top of the water inlet of water intaking steel pipe 5 7 bottom end of elevating lever through hinge 14 and headstock gear 6 is hinged;Water intaking steel pipe 5 is made of the steel pipe of one group of head and the tail connection;Close to soft Property bend pipe 85 bottom of water intaking steel pipe be equipped with support component 15;Support component 15 includes band rubber bracket 16, band rubber bracket 16 Bottom is equipped with strut 17, and 17 bottom end of strut is connect with concrete pier 18;Steel pipe 5 of fetching water is equipped with auxiliary buoyancy tank 19 and lateral Displacement Component 20;Lateral Displacement component 20 includes lateral Displacement bar 21 and concrete anchor ingot 22;21 both ends of lateral Displacement bar are respectively through branch Hinge 23 and water intaking steel pipe 5 and concrete anchor ingot 22 are hinged.
As shown in figure 3, the water inlet of fixed drainpipe 9 is equipped with service valve 24.The water inlet of service valve 24 is through telescopic joint 25 It is connect with flexible elbow 8.
Embodiment
This example is as depicted in figs. 1 and 2, is arranged fixed close to the fixed drainpipe 9 of bank appropriate location arrangement in reservoir Water pipe 9, the water inlet installation and repairing valve 24 of fixed drainpipe 9, the water inlet of service valve 24 is through flexible elbow 8 and water intaking steel pipe 5 Support component 15 is arranged in water intaking steel pipe 5 and 8 junction of flexible elbow in connection;Front end is laterally disposed lateral in steel pipe 5 of fetching water Dirt barrier hood 13 is arranged in limit assembly 20, water intaking 5 middle front part of steel pipe setting auxiliary buoyancy tank 19, water intaking 5 water inlet of steel pipe, steel pipe of fetching water 5 water inlets are equipped with floating platform 1, are connect with headstock gear 6 at the top of water intaking 5 water inlet of steel pipe, headstock gear 6 is located at floating platform In 1 keying rack 3, headstock gear 6 acquires signal according to monitoring box 12, and realization takes surface layer warm water function automatically.
As shown in Figure 3:8 lower end of flexible elbow is connected through telescopic joint 25 with service valve 24 is connect, the connection of 8 upper end of flexible elbow Water intaking steel pipe 5.
As shown in Figure 4 and Figure 5, flexible elbow 8 is by high-intensity tire 28 and one group of connecting flange 29 and 30 groups of cross-brace At high-intensity tire be formed by connecting.Connecting flange 29 includes positioned at the annulus flange 32 at 8 both ends of flexible elbow and positioned at high-strength Spend 90 degree of fan-shaped flange groups in tire 28;90 degree of fan-shaped flange groups are made of four 90 degree fan-shaped flanges 33 by being circular layout, There are gap B between 90 degree of fan-shaped flanges 33 of adjacent two panels.The width of gap B is the thickness of 1~2 90 degree fan-shaped flanges.It adopts Purpose with 90 degree of fan-shaped flanges 33 is to increase the bendability of flexible elbow 8.90 degree of 33 one sides of fan-shaped flange are equipped with supporting rod 30. When supporting rod 30 can be prevented in flexible elbow 8 full of water, hydraulic pressure flattens flexible elbow 8.
15 upper end of support component support water intaking steel pipe 5, lower end are fixed in concrete pier 18, and support component 15 includes strut 17 and with rubber bracket 15.Lateral Displacement component 20 includes branch hinge 23, lateral Displacement bar 21 and and concrete anchor ingot 22;Lateral limit Position 21 one end of bar and water intaking steel pipe 5 are hinged, and the other end is hinged with concrete anchor ingot 22.Floating platform 1 is used to support water intaking steel pipe 5 And headstock gear;Floating platform 1 is made up of two buoyancy tanks 2 pedal 4, and two buoyancy tanks 2 are provided with manhole, and manhole is equipped with inspection 10 are built, floating platform 1 is surrounded by guardrail 26, and 1 top of floating platform is equipped with awning 27.The headstock gear that headstock gear 6 is fixed on On frame 3, screw machine structure may be used in the elevating lever 7 of headstock gear 6, can also use hydraulic press structure;Rack 3 is opened and closed to be located at Between two buoyancy tanks 2, headstock gear 6 can be both supported, while taking into account and being connected as one two buoyancy tanks 2.7 lower end of elevating lever is through hinge Chain 14 and water intaking 5 vertical articulation of steel pipe.Monitoring box 12 and water-level gauge, flowmeter, water thermometer and elevating lever 7 etc. are connect, monitoring box Monitoring signal is sent into control cabinet 11 by 12, and control cabinet 11 is according to the information of acquisition, automatic startup headstock gear 6 realization surface water taking work( Energy.
This example concrete application Mr. Yu's reservoir:The reservoir original fetches water import using a fan Double-directional rotary gate, Double-directional rotary lock Door is with water intaking fastener for connection for downstream water supply, irrigation and decentralization ecological water.Since Double-directional rotary gate is long neglected and in disrepair, can not Normally-open, headstock gear steel wire rope floods in water for a long time to be unable to operate normally.Since bottom outlet is not arranged for reservoir, does not have and discharge water Maintenance condition, and former water intaking can not take surface layer warm water, cannot meet production, living needs.This example uses the utility model technology It is transformed.
Remodeling method is as follows:
1, it will be buried a little as fixed drainpipe 9 at former Double-directional rotary gate water intaking according to field condition, fixed drainpipe 9 Using DN350 steel pipes, fixed drainpipe 9 is the water outlet for downstream discharging superficial water.
2, the installation and repairing valve 24 on fixed drainpipe 9;The water inlet of service valve 24 connects with the water outlet of flexible elbow 8 It connects, the water inlet of flexible elbow 8 is connect with the water outlet of water intaking steel pipe 5.
3, in order to ensure fetch water steel pipe 5 and 8 junction of flexible elbow reliability and stability, fetch water steel pipe 5 with it is soft Property bend pipe 8 junction using support component 15 support fix.
4, water intaking steel pipe 5 is formed by connecting by plurality of sections of steel pipes as needed, and this example is using 7 section fastener for connection at about 16 meters long The water inlet of water intaking steel pipe 5, water intaking steel pipe 5 is connect with floating platform 1.
5, in order to ensure the stability and prevent from sinking in water intaking 5 course of work of steel pipe that steel pipe 5 works of fetching water, in water intaking steel Lateral Displacement component 20 and auxiliary buoyancy tank 19 are set between pipe 5 and floating platform 1;
6, headstock gear 6, monitoring box 12 and control cabinet 11 are installed on floating platform 10;In the water inlet of water intaking steel pipe 5 Dirt barrier hood 13 is installed;The water inlet of water intaking steel pipe 5 is connect with the elevating lever 7 on headstock gear 6;
7, the data acquired according to monitoring box 12, will water intaking steel pipe 5 by the elevating lever 7 on headstock gear 6 by control cabinet 11 Water inlet sinks to the water surface and realizes surface water taking function, or water intaking 5 water inlet of steel pipe is left the water by elevating lever 7 and realizes stopping Water intaking function.

Claims (10)

1. a kind of floating type surface water intaking apparatus, it is characterised in that:Including drop can be grown in minimum operation water level and highest with water level Float the floating platform of operation between operating water level(1);Floating platform(1)Including a pair of of buoyancy tank(2), a pair of of buoyancy tank(2)Top surface Middle part through open and close rack(3)Connection, a pair of of buoyancy tank(2)The both sides of top surface are through pedal(4)Connection;Pedal(4)Work is formed on top Make channel;Pedal(4)A pair of of buoyancy tank of bottom(2)Between be equipped with water intaking steel pipe(5);Water intaking steel pipe(5)At intake Top and keying rack(3)Top headstock gear(6)Elevating lever(7)Connection;Water intaking steel pipe(5)The other end is through flexible elbow(8) With fixed drainpipe(9)Water inlet connection, fixed drainpipe(9)Water inlet be located at below minimum operation water level;Fixed row Water pipe(9)Water outlet be located at dam downstream.
2. floating type surface water intaking apparatus according to claim 1, it is characterised in that:The flexible elbow(8)It is high by one group Intensity tire(28)Through connecting flange(29)And bolt(31)It is formed by connecting.
3. floating type surface water intaking apparatus according to claim 2, it is characterised in that:The connecting flange(29)Including being located at Flexible elbow(8)The annulus flange at both ends(32)With positioned at high-intensity tire(28)The fan-shaped flange group of interior 90 degree;90 degree fan-shaped Flange group is by four 90 degree fan-shaped flanges(33)It is constituted by being circular layout, 90 degree of fan-shaped flanges of adjacent two panels(33)Between there are Gap B.
4. floating type surface water intaking apparatus according to claim 3, it is characterised in that:The width of the gap B is 1~2 The thickness of 90 degree of fan-shaped flanges.
5. floating type surface water intaking apparatus according to claim 3, it is characterised in that:Described 90 degree fan-shaped flanges(33)On one side Equipped with supporting rod(30).
6. floating type surface water intaking apparatus according to claim 1, it is characterised in that:The buoyancy tank(2)Top surface is equipped with maintenance Mouthful, access hole is equipped with access cover(10).
7. floating type surface water intaking apparatus according to claim 1, it is characterised in that:The floating platform(1)It is equipped with control Case processed(11)And monitoring device(12);Floating platform(1)It is surrounded by guardrail(26), floating platform(1)Top is equipped with awning (27).
8. floating type surface water intaking apparatus according to claim 1, it is characterised in that:The water intaking steel pipe(5)Water inlet Equipped with dirt barrier hood(13);Water intaking steel pipe(5)Water inlet at the top of through hinge(14)With headstock gear(6)Elevating lever(7)Bottom end It is hinged;Water intaking steel pipe(5)It is made of the steel pipe of one group of head and the tail connection;Close to flexible elbow(8)Water intaking steel pipe(5)Bottom is set There is support component(15);Support component(15)Including band rubber bracket(16), band rubber bracket(16)Bottom is equipped with strut(17), Strut(17)Bottom end and concrete pier(18)Connection;Water intaking steel pipe(5)It is equipped with auxiliary buoyancy tank(19)With lateral Displacement component (20);Lateral Displacement component(20)Including lateral Displacement bar(21)With concrete anchor ingot(22);Lateral Displacement bar(21)Both ends point It is not cut with scissors through branch(23)With water intaking steel pipe(5)With concrete anchor ingot(22)It is hinged.
9. floating type surface water intaking apparatus according to claim 1, it is characterised in that:The fixed drainpipe(9)Water inlet Mouth is equipped with service valve(24).
10. floating type surface water intaking apparatus according to claim 9, it is characterised in that:The service valve(24)Water inlet Through telescopic joint(25)With flexible elbow(8)Connection.
CN201820431802.1U 2018-03-28 2018-03-28 A kind of floating type surface water intaking apparatus Active CN208088406U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820431802.1U CN208088406U (en) 2018-03-28 2018-03-28 A kind of floating type surface water intaking apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820431802.1U CN208088406U (en) 2018-03-28 2018-03-28 A kind of floating type surface water intaking apparatus

Publications (1)

Publication Number Publication Date
CN208088406U true CN208088406U (en) 2018-11-13

Family

ID=64060563

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820431802.1U Active CN208088406U (en) 2018-03-28 2018-03-28 A kind of floating type surface water intaking apparatus

Country Status (1)

Country Link
CN (1) CN208088406U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108331079A (en) * 2018-03-28 2018-07-27 贵州省水利水电勘测设计研究院 A kind of floating type surface water intaking apparatus
CN113069001A (en) * 2021-05-19 2021-07-06 浙江卓冠厨房设备有限公司 Energy-saving gas steam box and implementation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108331079A (en) * 2018-03-28 2018-07-27 贵州省水利水电勘测设计研究院 A kind of floating type surface water intaking apparatus
CN113069001A (en) * 2021-05-19 2021-07-06 浙江卓冠厨房设备有限公司 Energy-saving gas steam box and implementation method thereof

Similar Documents

Publication Publication Date Title
CN208088406U (en) A kind of floating type surface water intaking apparatus
CN105507415B (en) A kind of rainwater discharging well for the rubber flap check valve that dams with lift
CN101660305A (en) Field drainage control system
CN108166515A (en) A kind of waterpower self-stabilization type underwater construction cofferdam
CN105735406B (en) A kind of public building rain water on roof utilizes collection and storage device
CN210507352U (en) Flap valve type field automatic irrigation water inlet door
CN108331079A (en) A kind of floating type surface water intaking apparatus
US5472293A (en) Multipurpose automatic gate control
CN204728287U (en) Water control turnover panel gate dam
CN209011260U (en) A kind of sinking garden rain sewerage system with underground garage
CN106437842B (en) The auxiliary that subway crosses dewatering type tunnel between sea area simultaneous transfers drainage pumping plant
CN2604552Y (en) Syphon water discharging device
CN214423534U (en) Intelligent sewage intercepting well of overturning weir
CN114032935A (en) A formula drainage system is buried to foundation ditch secretly for having a deck bridge plate
CN201457706U (en) Three-station lifting fountain platform
CN203200653U (en) System for collecting runoffs of road bridge floor
CN202850531U (en) Pool overflow and emptying structure
CN219930878U (en) Shore pipeline type inclined-pull gate layered water intake device
CN218521611U (en) Bridge collecting and draining system
KR100503766B1 (en) Edo-bottom discharge automatic beam sluice opening and closing device
CN2782788Y (en) Leakage proof structure and pipe element
CN216701250U (en) Automatic excrement system of clearing of bubble excrement that building was bred
CN2876594Y (en) Fast assembled unit control small chamber
CN220365030U (en) Subway vehicle base rainwater pump station with regulation function
CN211621804U (en) Anti-floating buried water tank

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 550002 No. 27 South Baoshan Road, Nanming District, Guizhou, Guiyang

Co-patentee after: GUIZHOU HELIWANG UNDERWATER ENGINEERING Co.,Ltd.

Patentee after: Guizhou water conservancy and Hydropower Survey, design and Research Institute Co., Ltd

Address before: 550002 No. 27 South Baoshan Road, Nanming District, Guizhou, Guiyang

Co-patentee before: GUIZHOU HELIWANG UNDERWATER ENGINEERING Co.,Ltd.

Patentee before: GUIZHOU SURVEY & DESIGN Research Institute FOR WATER RESOURCES AND HYDROPOWER

CP01 Change in the name or title of a patent holder