CN206902825U - A kind of pipe network laminated press frequency conversion water system - Google Patents
A kind of pipe network laminated press frequency conversion water system Download PDFInfo
- Publication number
- CN206902825U CN206902825U CN201720383896.5U CN201720383896U CN206902825U CN 206902825 U CN206902825 U CN 206902825U CN 201720383896 U CN201720383896 U CN 201720383896U CN 206902825 U CN206902825 U CN 206902825U
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- water
- hydraulic pressure
- pipe network
- frequency conversion
- supply channel
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 166
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 19
- 230000001105 regulatory effect Effects 0.000 claims abstract description 20
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 19
- 230000033228 biological regulation Effects 0.000 claims abstract description 17
- 239000008400 supply water Substances 0.000 claims description 16
- 239000010865 sewage Substances 0.000 claims description 8
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 2
- 239000008399 tap water Substances 0.000 abstract description 4
- 235000020679 tap water Nutrition 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000007812 deficiency Effects 0.000 abstract description 2
- 239000013589 supplement Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Abstract
The utility model provides a kind of pipe network laminated press frequency conversion water system, including city planting ductwork inlet pipeline, user terminal water delivery house steward, hydraulic pressure regulating loop, control device and supply channel；Voltage stabilizing branch road is also parallel with hydraulic pressure regulating loop, voltage stabilizing branch road includes voltage regulation adjustor, voltage stabilizing non-return valve and the steady flow compensator being linked in sequence.The utility model parallel voltage-stabilizing branch road on hydraulic pressure regulating loop, by voltage stabilizing branch road to adjust the pressure of running water, constant pressure water supply is carried out to user terminal water delivery house steward to realize；And coordinate water tank, the supercharging device on hydraulic pressure regulating loop, using water tank to supplement the deficiency that tap water pressure is too low in city planting ductwork inlet pipeline, coordinate supercharging device to adjust into the hydraulic pressure in running water in supply channel, realize that residual quantity compensates, so as to reach energy-conservation, the purpose of constant pressure water supply.
Description
Technical field
Secondary water-supply technical field is the utility model is related to, more particularly, to a kind of pipe network laminated press frequency conversion water system.
Background technology
It is secondary to be widely used in building due to the advantages that its occupation of land is small, easy to maintenance, energy-conservation for non-negative pressure frequency-changing water supply device
Water supply field, but it adjusts the shortcomings that flow is small, expensive and promotes occur box-type water supplying equipment without negative in recent years.It is box
No-negative-pressure water supply equipment combines non-negative pressure method of water supply with open tank supply equipment, and wherein pump selection is needed according to not sharp
Determine that generally use laminates way of supplying water without negative pressure, when municipal ductwork pressure can not meet to press with the situation of municipal ductwork pressure
Cistern water supply is automatically switched to during power requirement.However, existing box type negative-pressure-free supply equipment is to work as city planting ductwork the problem of presence
The water in water tank can not be just automatically updated when lengthy pressure is higher, easily causes water pollution, and pump selection is bigger than normal.Pin
The problem of can not being updated to the water wherein in water tank, there is researcher to be solved by the methods of full sealed cistern water or fluidic device,
But these methods are all complex, cost is high, and cannot be guaranteed that the water in water tank meets the state's domestic discipline and family rules of 24h renewals once
It is fixed.
As disclosed in Chinese utility model patent Publication No. CN205875282U, one kind is box to laminate water supply pumping plant, bag
Include city planting ductwork inlet pipeline, user terminal water delivery house steward, control device and the main-supply road being arranged in parallel, one group laminate confession
Water lines；City planting ductwork inlet pipeline is connected with the main-supply road being arranged in parallel and one group of water inlet end for laminating supply channel,
User terminal water delivery house steward is connected with the main-supply road being arranged in parallel and one group of water side for laminating supply channel；Main-supply road
On be sequentially provided with water tank, cistern water supply pump and check-valves；Laminate to be sequentially provided with supply channel and laminate supply-water pump and laminate non-return
Valve；Check-valves and laminate check-valves and be connected respectively with control device.
The technical scheme of above-mentioned utility model, although the waste with water low ebb phase remaining pressure of piping system can be solved with using water high
The problem of peak phase is laminated between water pump " robbing water " phenomenon of water supply, to reach the influence reduced to city planting ductwork, still, in reality
During use, because running water has the problem of incrustation scale in itself, use for a long time, meeting substantial amounts of incrustation scale of remaining in water tank,
Influence quality of water supply；At the same time, in the technical scheme, independently supply water, and actually using using two supply-water pumps
Cheng Zhong, when hydraulic pressure is too small, only with two water supply water supplying pumps, in order to meet the purpose of hydraulic pressure adjustment, it is necessary to using larger
The supply-water pump of power, so as to cause its cost higher, and the problem of degree of regulation is not high be present.
Utility model content
The utility model provides that a kind of simple in construction, pressure of supply water is stable, water supply quality is good and that expense is low is pipe network pressure-superposed
Frequency-conversion water supply system, to solve the upper technical problem that existing water system pressure of supply water is unstable, water supply quality is poor.
According to one side of the present utility model, there is provided a kind of pipe network laminated press frequency conversion water system, including city planting ductwork enter
Water lines, user terminal water delivery house steward, hydraulic pressure regulating loop, control device and supply channel, the city planting ductwork inlet pipeline lead to
Cross the hydraulic pressure regulating loop with the water inlet end of the supply channel to be connected, the output end of the supply channel and the user
End water delivery house steward is connected；The hydraulic pressure regulating loop includes motor-operated control valve, water tank, supercharging device and the hydraulic pressure being linked in sequence
Non-return valve is adjusted, the input of the motor-operated control valve is connected with the output end of the city planting ductwork inlet pipeline, the hydraulic pressure
The output end of regulation non-return valve is connected with the input of the supply channel；Voltage stabilizing is also parallel with the hydraulic pressure regulating loop
Branch road, the voltage stabilizing branch road include voltage regulation adjustor, voltage stabilizing non-return valve and the steady flow compensator being linked in sequence, the voltage stabilizing regulation
The input of device is connected with the output end of the city planting ductwork inlet pipeline, the output end of the steady flow compensator and the water supply
The input of pipeline is connected；The voltage regulation adjustor, motor-operated control valve, steady flow compensator and supercharging device respectively with the control
Device processed is electrical connected.
On the basis of such scheme preferably, the top in the water tank is provided with equally distributed high-pressure nozzle, described electronic
The output end of control valve is connected by pipeline with the high-pressure nozzle, and the water tank bottom is provided with sewage draining exit, the sewage draining exit
It is provided with the motor-driven valve being electrically connected with the control device.
On the basis of such scheme preferably, the water inlet being electrically connected with the control device is additionally provided with the voltage stabilizing branch road
Mouth pressure sensor.
On the basis of such scheme preferably, a pressure sensor, the pressure sensor are additionally provided with the supercharging device
It is electrical connected with the control device.
On the basis of such scheme preferably, the water inlet in the steady flow compensator with the user terminal water delivery house steward is punished
The electro connecting pressure gauge being electrically connected with the control device is not equiped with.
On the basis of such scheme preferably, the water inlet of the user terminal water delivery house steward is additionally provided with and the control device
The delivery port pressure sensor of electric connection.
On the basis of such scheme preferably, supply-water pump and feed-check valve, the confession are sequentially provided with the supply channel
Water pump is electrical connected with the control device.
On the basis of such scheme preferably, the supply channel is at least two, and the supply channel is parallel with one another.
On the basis of such scheme preferably, backflow preventer, running water water inlet are housed on the city planting ductwork inlet pipeline
Pipe is also equipped with filter before backflow preventer.
A kind of pipe network laminated press frequency conversion water system of the present utility model, the parallel voltage-stabilizing branch road on hydraulic pressure regulating loop, lead to
Voltage stabilizing branch road is crossed to adjust the pressure of running water, constant pressure water supply is carried out to user terminal water delivery house steward to realize；And hydraulic pressure is coordinated to adjust
Water tank, the supercharging device on loop are saved, using water tank to supplement the deficiency that tap water pressure is too low in city planting ductwork inlet pipeline,
Cooperation supercharging device realizes that residual quantity compensates, so as to reach energy-conservation, perseverance to adjust into the hydraulic pressure in running water in supply channel
Press the purpose to supply water.
Be as another advantage of the present utility model, water tank of the present utility model using all-sealed water tank,
So that to prevent interference and pollution of the water case by extraneous factor；Meanwhile top in water tank sets high-pressure nozzle, and by high pressure
Shower nozzle is connected with motor-operated control valve, by control device motor-operated control valve can be controlled on the one hand to realize and cistern water level is controlled,
On the other hand, the motor-driven valve on the sewage draining exit of water tank bottom can also be coordinated, rinsed using timing of the high-pressure nozzle to water tank, with
Ensure that incrustation scale will not be accumulated in water tank, it is ensured that the hygienic reliability of cistern water supply is high.
It is as another advantage of the present utility model, the utility model is also intake by being set on hydraulic pressure regulating loop
Mouth pressure sensor, to obtain the tap water pressure on city planting ductwork inlet pipeline, and coordinate and set on supercharging device
Pressure sensor is to obtain the output end hydraulic pressure value of hydraulic pressure regulating loop, so as to acquire the running water into supply channel
Pressure value, and the delivery port pressure sensor of the water inlet by being arranged on user terminal water delivery house steward, eventually entered into obtaining
The running water pressure force value of user terminal, control device by enter supply channel running water pressure force value and eventually enter into user terminal from
Water pressure value is compared, so as to determine the input number of units of water pump and the output frequency of frequency converter, with adjusting water outlet pressure
It is constant.
Brief description of the drawings
Fig. 1 is a kind of structural representation of pipe network laminated press frequency conversion water system of the present utility model.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not limited to the scope of the utility model.
Refer to shown in Fig. 1, the utility model, which provides, provides a kind of pipe network laminated press frequency conversion water system, including municipal administration pipe
Net inlet pipeline 10, user terminal water delivery house steward 20, hydraulic pressure regulating loop 30, control device 50 and supply channel 60.
Wherein, city planting ductwork inlet pipeline 10 is connected by hydraulic pressure regulating loop 30 with the water inlet end of supply channel 60,
The output end of supply channel 60 is connected with the user terminal water delivery house steward 20；Hydraulic pressure regulating loop 30 includes the electricity being linked in sequence
Dynamic control valve 31, water tank 32, supercharging device 36 and hydraulic pressure regulation non-return valve 38, the input and city planting ductwork of motor-operated control valve 31
The output end of inlet pipeline 10 is connected, and the output end of hydraulic pressure regulation non-return valve 38 is connected with the input of supply channel 60；Water
Voltage stabilizing branch road 40 is also parallel with pressure regulating loop 30, and voltage regulation adjustor 41 that voltage stabilizing branch road 40 includes being linked in sequence, voltage stabilizing are inverse
Only valve 42 and steady flow compensator 43, the input of voltage regulation adjustor 41 are connected with the output end of city planting ductwork inlet pipeline 10, surely
The output end of stream compensator 43 is connected with the input of supply channel 60；Voltage regulation adjustor 41, motor-operated control valve 31, current stabilization are mended
Repay device 43 and supercharging device 36 is electrical connected with control device 50 respectively.
A kind of pipe network laminated press frequency conversion water system of the present utility model, intake using voltage stabilizing branch road 40 with eliminating city planting ductwork
Running water pressure fluctuation in pipeline 10, so that when the water in city planting ductwork inlet pipeline 10 is small and running water service pressure
When power is high, equipment is directly fetched water from city planting ductwork inlet pipeline 10, carries out laminating water supply by supply channel 60, to ensure to supply
Water pressure it is constant；And when the running water service pressure in city planting ductwork inlet pipeline 10 is low, it can be opened by control device 50
Dynamic supercharging device 36 opens work, makes water in water tank 32 by after being pressurized and compensating pressure differential, then laminate confession by supply channel 60
Water, so as to realize the purpose of constant pressure water supply.
As optimal technical scheme of the present utility model, the top in the utility model water tank 32 is provided with equally distributed height
Shower nozzle 33 is pressed, the output end of motor-operated control valve 31 is connected by pipeline with high-pressure nozzle 33, and the bottom of water tank 32 is provided with sewage draining exit
34, sewage draining exit 34 is provided with the motor-driven valve 35 being electrically connected with control device 50.The utility model using water tank 32 using
All-sealed water tank 32, so as to prevent interference and pollution of the water case 32 by extraneous factor；Meanwhile the top in water tank 32
High-pressure nozzle 33 is set, and high-pressure nozzle 33 is connected with motor-operated control valve 31, electronic control can be controlled by control device 50
On the one hand valve 31 processed is realized to the water level control of water tank 32, another aspect, on the sewage draining exit 34 that can also coordinate the bottom of water tank 32
Motor-driven valve 35, rinsed using timing of the high-pressure nozzle 33 to water tank 32, to ensure that incrustation scale will not be accumulated in water tank 32, it is ensured that water tank
The 32 hygienic reliabilities to supply water are high.
Preferably, the water inlet pressure being electrically connected with control device 50 is additionally provided with voltage stabilizing branch road 40 of the present utility model
Sensor 44, water inlet pressure sensor 44 are arranged on the input of voltage regulation adjustor 41, to obtain city planting ductwork water inlet pipe
The running water pressure force value on road 10；A pressure sensor 37, pressure sensor 37 and control device 50 are additionally provided with supercharging device 36
It is electrical connected, to obtain the pressure value of running water after water tank 32 is pressurized；In steady flow compensator 43 and user terminal water delivery house steward 20
Water inlet be equiped with the electro connecting pressure gauge 22 being electrically connected with the control device 50 respectively, obtain pressure to directly perceived
Value；The water inlet of user terminal water delivery house steward 20 is additionally provided with the delivery port pressure sensor 21 being electrically connected with control device 50,
To obtain the pressure value of the water inlet running water of user terminal water delivery house steward 20.
The utility model on hydraulic pressure regulating loop 30 by setting water inlet pressure sensor 44, to obtain from municipal administration
Tap water pressure on pipe network inlet pipeline 10, and coordinate and pressure sensor 37 is set on supercharging device 36 to obtain hydraulic pressure tune
The output end hydraulic pressure value in loop 30 is saved, so as to acquire the running water pressure force value into supply channel 60, and pass through setting
Delivery port pressure sensor 21 in the water inlet of user terminal water delivery house steward 20, to obtain the running water for eventually entering into user terminal
Pressure value, control device 50 will enter the running water pressure force value of supply channel 60 and eventually enter into the running water pressure force value of user terminal
It is compared, so as to determine the input number of units of water pump and the output frequency of frequency converter, with the constant of adjusting water outlet pressure.
Further, supply-water pump 61 and feed-check valve 62 are sequentially provided with supply channel 60 of the present utility model, is supplied water
Pump 61 is electrical connected with the control device 50, and supply channel 60 is at least two, and water lines are parallel with one another.In use,
User can control the supply-water pump 61 on different supply channels 60 to work by controller as needed, and water is adjusted with quick response
Pressure, meets to be actually needed.
It should be noted that backflow preventer 12, running water are housed on city planting ductwork inlet pipeline 10 of the present utility model
Water inlet pipe is also equipped with filter 11 before backflow preventer 12, i.e., by backflow preventer 12 to prevent running water from flowing back, and
By filter 11 to filter originally impurities in water, ensure the wholesomeness to supply water.
Finally, the present processes are only preferable embodiment, are not intended to limit the scope of protection of the utility model.
All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc., should be included in this reality
Within new protection domain.
Claims (9)
1. a kind of pipe network laminated press frequency conversion water system, it is characterised in that total including city planting ductwork inlet pipeline, user terminal water delivery
Pipe, hydraulic pressure regulating loop, control device and supply channel, the city planting ductwork inlet pipeline by the hydraulic pressure regulating loop with
The water inlet end of the supply channel is connected, and the output end of the supply channel is connected with the user terminal water delivery house steward；Institute
Motor-operated control valve, water tank, supercharging device and hydraulic pressure regulation non-return valve that hydraulic pressure regulating loop includes being linked in sequence are stated, it is described electronic
The input of control valve is connected with the output end of the city planting ductwork inlet pipeline, the output end of hydraulic pressure regulation non-return valve with
The input of the supply channel is connected；Voltage stabilizing branch road, the voltage stabilizing branch road bag are also parallel with the hydraulic pressure regulating loop
Include the voltage regulation adjustor being linked in sequence, voltage stabilizing non-return valve and steady flow compensator, the input of the voltage regulation adjustor and the city
The output end of political affairs pipe network inlet pipeline is connected, and the output end of the steady flow compensator is connected with the input of the supply channel
It is logical；The voltage regulation adjustor, motor-operated control valve, steady flow compensator and supercharging device are electrical connected with the control device respectively.
A kind of 2. pipe network laminated press frequency conversion water system as claimed in claim 1, it is characterised in that：Top in the water tank is set
There is equally distributed high-pressure nozzle, the output end of the motor-operated control valve is connected by pipeline with the high-pressure nozzle, described
Water tank bottom is provided with sewage draining exit, and the sewage draining exit is provided with the motor-driven valve being electrically connected with the control device.
A kind of 3. pipe network laminated press frequency conversion water system as claimed in claim 1, it is characterised in that：Also set on the voltage stabilizing branch road
There is the water inlet pressure sensor being electrically connected with the control device.
A kind of 4. pipe network laminated press frequency conversion water system as claimed in claim 3, it is characterised in that：Also set on the supercharging device
There is a pressure sensor, the pressure sensor is electrical connected with the control device.
A kind of 5. pipe network laminated press frequency conversion water system as claimed in claim 4, it is characterised in that：In the steady flow compensator and
The water inlet of the user terminal water delivery house steward is equiped with the electro connecting pressure gauge being electrically connected with the control device respectively.
A kind of 6. pipe network laminated press frequency conversion water system as claimed in claim 5, it is characterised in that：The user terminal water delivery house steward
Water inlet be additionally provided with the control device be electrically connected with delivery port pressure sensor.
A kind of 7. pipe network laminated press frequency conversion water system as claimed in claim 1, it is characterised in that：On the supply channel successively
Provided with supply-water pump and feed-check valve, the supply-water pump is electrical connected with the control device.
A kind of 8. pipe network laminated press frequency conversion water system as claimed in claim 1, it is characterised in that：The supply channel is at least
Two, and the supply channel is parallel with one another.
A kind of 9. pipe network laminated press frequency conversion water system as claimed in claim 7, it is characterised in that：The city planting ductwork water inlet pipe
Backflow preventer is housed, running water water inlet pipe is also equipped with filter before backflow preventer on road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720383896.5U CN206902825U (en) | 2017-04-12 | 2017-04-12 | A kind of pipe network laminated press frequency conversion water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720383896.5U CN206902825U (en) | 2017-04-12 | 2017-04-12 | A kind of pipe network laminated press frequency conversion water system |
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| Publication Number | Publication Date |
|---|---|
| CN206902825U true CN206902825U (en) | 2018-01-19 |
Family
ID=61290515
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| CN201720383896.5U Active CN206902825U (en) | 2017-04-12 | 2017-04-12 | A kind of pipe network laminated press frequency conversion water system |
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| CN (1) | CN206902825U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797697A (en) * | 2018-06-26 | 2018-11-13 | 苏州他山石环保科技有限公司 | A kind of big flow pure water supply equipment and pure water technique processed |
| CN110685323A (en) * | 2019-09-02 | 2020-01-14 | 广州市白云泵业集团有限公司 | Variable-frequency water supply method |
| CN112049191A (en) * | 2020-08-27 | 2020-12-08 | 中璟科技(杭州)有限公司 | Control device capable of enabling water supply system to stably operate |
| CN112523297A (en) * | 2020-12-11 | 2021-03-19 | 吉林建筑大学 | Pressure stability control system of non-negative pressure water supply system |
-
2017
- 2017-04-12 CN CN201720383896.5U patent/CN206902825U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797697A (en) * | 2018-06-26 | 2018-11-13 | 苏州他山石环保科技有限公司 | A kind of big flow pure water supply equipment and pure water technique processed |
| CN110685323A (en) * | 2019-09-02 | 2020-01-14 | 广州市白云泵业集团有限公司 | Variable-frequency water supply method |
| CN112049191A (en) * | 2020-08-27 | 2020-12-08 | 中璟科技(杭州)有限公司 | Control device capable of enabling water supply system to stably operate |
| CN112523297A (en) * | 2020-12-11 | 2021-03-19 | 吉林建筑大学 | Pressure stability control system of non-negative pressure water supply system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 430000 Dingjie Modern Electromechanical Information Incubation Park Phase I, 13 Buildings, 1 Floor 1, South of High-tech Fifth Road, East Guanggu Road, Wuhan Donghu New Technology Development Zone, Hubei Province Patentee after: QILIS (WUHAN) SMART WATER TECHNOLOGY Co.,Ltd. Address before: 430075 Dingjie Modern Electromechanical Information Incubation Park Phase I, 13 Buildings, 1 Floor, South of High-tech Fifth Road, East Guanggu Road, Wuhan East Lake New Technology Development Zone, Hubei Province Patentee before: WUHAN QILIS TECHNOLOGY DEVELOPMENT CO.,LTD. |
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| CP03 | Change of name, title or address | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Pipe network pressure-superposition frequency conversion water supply system Effective date of registration: 20190628 Granted publication date: 20180119 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: QILIS (WUHAN) SMART WATER TECHNOLOGY Co.,Ltd. Registration number: 2019420000027 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200618 Granted publication date: 20180119 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: QILIS (WUHAN) SMART WATER TECHNOLOGY Co.,Ltd. Registration number: 2019420000027 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Pipe network pressure-superposition frequency conversion water supply system Effective date of registration: 20200622 Granted publication date: 20180119 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: QILIS (WUHAN) SMART WATER TECHNOLOGY Co.,Ltd. Registration number: Y2020420000037 |
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Date of cancellation: 20210623 Granted publication date: 20180119 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: QILIS (WUHAN) SMART WATER TECHNOLOGY Co.,Ltd. Registration number: Y2020420000037 |
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Denomination of utility model: A pipe network superimposed frequency conversion water supply system Effective date of registration: 20210628 Granted publication date: 20180119 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: QILIS (WUHAN) SMART WATER TECHNOLOGY Co.,Ltd. Registration number: Y2021420000054 |
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Date of cancellation: 20220622 Granted publication date: 20180119 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: QILIS (WUHAN) SMART WATER TECHNOLOGY Co.,Ltd. Registration number: Y2021420000054 |
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Denomination of utility model: A pipe network superimposed pressure variable frequency water supply system Effective date of registration: 20220627 Granted publication date: 20180119 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: QILIS (WUHAN) SMART WATER TECHNOLOGY Co.,Ltd. Registration number: Y2022420000185 |
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Date of cancellation: 20231201 Granted publication date: 20180119 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: QILIS (WUHAN) SMART WATER TECHNOLOGY Co.,Ltd. Registration number: Y2022420000185 |