CN105696649B - Intelligent water supply system - Google Patents
Intelligent water supply system Download PDFInfo
- Publication number
- CN105696649B CN105696649B CN201610193136.8A CN201610193136A CN105696649B CN 105696649 B CN105696649 B CN 105696649B CN 201610193136 A CN201610193136 A CN 201610193136A CN 105696649 B CN105696649 B CN 105696649B
- Authority
- CN
- China
- Prior art keywords
- water
- controller
- water pump
- supply system
- pipeline
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 132
- 238000000034 method Methods 0.000 claims description 3
- 210000001367 artery Anatomy 0.000 claims 1
- 210000003462 vein Anatomy 0.000 claims 1
- 239000008400 supply water Substances 0.000 abstract description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Classifications
-
- 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
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons, valves, in the pipe systems
- E03B7/078—Combined units with different devices; Arrangement of different devices with respect to each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/20—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by changing the driving speed
Abstract
The invention discloses a kind of intelligent water supply system, including：Water source, water pump and the tap being sequentially connected by pipeline；Also include：The flow sensor being installed on the pipeline between the water pump and the tap；Controller, it is connected with the flow sensor respectively, for obtaining the water flow signal in the pipeline；And PWM frequency-variable modules, its control terminal are connected with the controller, output end electrically connects with the water pump；Wherein, the water flow signal that the controller obtains according to the flow sensor, the pulsewidth of the PWM frequency-variable modules is adjusted, so as to control the rotating speed of the water pump.Allow the system to overcome pump power to adjust, no matter supply water it is small or it is big be in normal power and draw water, the shortcomings that causing water pump consume too fast.
Description
Technical field
The present invention relates to smart machine field, more particularly to a kind of intelligent water supply system.
Background technology
Usual water pump, which supplies water, to be drawn water by motor driven water pump, hydraulic turbine direct-electrifying, but needs to be filled with water with water tank bucket,
Whether stopped pumping according to the water level control in bucket, if this mode is encountered mechanically or electrically road and is out of order and just easily allows water pump to be in
Long-term open state causes water tank full water to suffer from, and further increases danger if floating ball tank will control on high-order water tower top in addition
Property, and complex circuit, manufacture, install and use inconvenience.
To overcome above-mentioned difficulties, the patent document if China Patent No. is 200620141929.7 discloses a kind of air perseverance
For pressure without tower automatic waterer, the water supplying machine increases constant-pressure tank, is provided with gas or water pocket in the constant-pressure tank, is controlled by gas or water pocket
Pressing pressure contactor, so as to control the work of water pump, overcome to encounter mechanically or electrically road and be out of order and just easily allow water pump to be in long-term
It is that still, pump power can not be adjusted so that no matter supplied water small or be in greatly the defects of suffering from that open state, which causes water tank full water,
Normal power draws water, and causes water pump consume too fast.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or implying the information structure in any form.
The content of the invention
It is an object of the invention to provide a kind of intelligent water supply system, so as to overcome pump power to adjust so that nothing
By supply water it is small or it is big be in normal power and draw water, the shortcomings that causing water pump consume too fast.
To achieve the above object, the invention provides a kind of intelligent water supply system, including the water being sequentially connected by pipeline
Source, water pump and tap；Also include：The flow sensor being installed on the pipeline between the water pump and the tap；
Controller, it is connected with the flow sensor, for receiving the water-carrying capacity letter in the flow sensor collection pipeline
Number；And PWM frequency-variable modules, its control terminal are connected with the controller, output end electrically connects with the water pump；Wherein, it is described
The water flow signal that controller obtains according to the flow sensor, the pulsewidth of the PWM frequency-variable modules is adjusted, so as to control
State the rotating speed of water pump.
Preferably, in above-mentioned technical proposal, the water inlet end of the tap is provided with check-valves.
Preferably, in above-mentioned technical proposal, the water inlet end of the water pump is provided with check-valves.
Preferably, in above-mentioned technical proposal, in addition on the pipeline being installed between the water pump and the tap
Pressure sensor, the pressure sensor are connected with the controller, when the pressure sensor gathers the pressure in the pipeline
When power reaches certain threshold values, the controller controls the flow sensor and the water pump to be stopped.
Preferably, in above-mentioned technical proposal, the flow sensor and the pressure sensor pass through A/D converter respectively
It is connected with the controller.
Preferably, in above-mentioned technical proposal, the input of the PWM frequency-variable modules passes through AC/DC converters and alternating current
Source connects.
Preferably, in above-mentioned technical proposal, the AC power is provided with current acquisition point, and the current acquisition point passes through A/
D converters be connected with the controller judged whether with the electric current gathered by the controller according to the current acquisition point it is different
Often.
Preferably, in above-mentioned technical proposal, in addition to low pressure/overload light and relay indicating light, the low pressure/overload
Indicator lamp and the relay indicating light are connected with the controller respectively.
Another object of the present invention is to provide a kind of water shortage determination methods of intelligent water supply system, it being capable of automatic decision
In pipeline whether water shortage.
To achieve the above object, the invention provides a kind of water shortage determination methods of intelligent water supply system, including following step
Suddenly：
Above-mentioned intelligent water supply system is provided, the intelligent water supply system includes：The water source that is sequentially connected by pipeline, water pump and
Tap, flow sensor, the pressure sensor being installed on the pipeline between water pump and tap, controller and PWM become
Frequency module；
The tap is opened, is started when the flow sensor, the pressure sensor and the water pump are in normal
State, while the controller does not receive the water flow signal of the flow sensor within a certain period of time, then judges pipeline
Water shortage.
Preferably, in above-mentioned technical proposal, in addition to water shortage indicator lamp, the water shortage indicator lamp are connected with the controller.
Compared with prior art, the present invention has the advantages that：
1. the water flow signal that the present invention is gathered by controller according to current sensor in pipeline controls the rotating speed of water pump, make
Rotating speed can be adjusted according to the current size of tap by obtaining water pump, so as to ensure the service efficiency of water pump, delay water
The consume speed of pump.
2. present invention adds pressure sensor, after tap is closed, reach certain threshold values in pipeline, the system can
Automatic closing water pump.
3. the present invention by the combination of pressure sensor and water flow sensing unit can interpolate that in pipeline whether water shortage, to use
Person provides water shortage and judges information.
Brief description of the drawings
Fig. 1 is the structural representation according to intelligent water supply system of the present invention.
Main Reference Numerals explanation：
1- taps, 2- check-valves, 3- flow sensors, 4- pressure sensors, 5- water pumps, 6- current acquisitions point, 7- water
Source, 8- pipelines, 9- controllers, 10-A/D converters, 11-AC/DC converters, 12-PWM frequency-variable modules, 13- relay indicating lights,
14- low pressure/overload light, 15- water shortage indicator lamps.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
Fig. 1 shows the structural representation of intelligent water supply system according to the preferred embodiment of the present invention.As shown in figure 1,
The intelligent water supply system includes：Water source 7, water pump 5 and the tap 1 being sequentially connected by pipeline 8, are installed on water pump 5 and water
The flow sensor 3 on pipeline 8, pressure sensor 4 between tap 1, controller 9, PWM frequency-variable modules 12, low pressure/overload refer to
Show lamp 14, relay indicating light 13 and water shortage indicator lamp 15；The water inlet end of tap 1 is provided with check-valves 2, the water inlet end of water pump 5
Provided with check-valves 2, the check-valves 2 of addition can prevent water backflow from improving control accuracy；Flow sensor 3 and pressure sensor
4 are connected by A/D converter 10 with controller 9 respectively, and flow sensor 3 and pressure sensor 4 are respectively used to obtain in pipeline 8
Water flow signal, pressure signal；Low pressure/overload light 14, water shortage indicator lamp 15 and relay indicating light 13 respectively with control
Device 9 connects；The control terminal of PWM frequency-variable modules 12 is connected with controller 9, and output end electrically connects with water pump 5, and input passes through AC/
DC converters 11 are connected with AC power, and AC power is provided with current acquisition point 6, current acquisition point 6 by A/D converter 10 with
Controller 9 connects judges whether exception with the electric current gathered by controller 9 according to current acquisition point 6, and this includes low pressure/mistake extremely
Exception is carried, specially the electric current of collection and normal current threshold compare, if controller 9 judges the current anomaly of collection,
Low pressure/overload light 14 is then opened to be alarmed.
In this embodiment, tap 1 is opened with cut-in pressure sensor 4, by controller 9 after the connection of pressure sensor 4
Starting water pump 5 and flow sensor 3, under normal condition, relay indicating light 13 is lighted, and pressure sensor 4 is in reservation threshold,
The water flow signal that controller 9 obtains according to flow sensor 3, the pulsewidth of regulation PWM frequency-variable modules 12, so as to control water pump 5
Rotating speed so that water pump 5 can be adjusted rotating speed according to the current size of tap 1, so as to ensure the use of water pump 5
Efficiency, delay the consume speed of water pump 5；After tap 1 is closed, pressure in pipeline 8 with water pump 5 work increasingly
Greatly, when the pressure that pressure sensor 4 is gathered in pipeline 8 reaches certain threshold values, pressure sensor 4 disconnects, and controller 9 controls
Flow sensor 3 and water pump 5 are stopped, and relay indicating light 13 extinguishes；When being again turned on tap 1, pressure subtracts in pipeline 8
Pressure sensor 4 is connected while small, and now controller 9 controls water pump 5 and flow sensor 3 to carry out corresponding work again,
Relay indicating light 13 lights again, is circulated with this.
It is further in the embodiment, the system can also automatic decision water shortage, and alarmed, be specially：Open water
Tap 1, when flow sensor 3, pressure sensor 4 and water pump 5 are in normal activation state, while controller 9 is in certain time
The water flow signal of flow sensor 3 is not received in (such as two minutes), then judges the water shortage of pipeline 8, while water shortage indicator lamp 15
Light, providing water shortage for user judges information.
The description of the foregoing specific illustrative embodiment to the present invention is to illustrate and the purpose of illustration.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplaries and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (8)
1. a kind of intelligent water supply system, including water source, water pump and the tap being sequentially connected by pipeline；Characterized in that,
Also include：
The flow sensor being installed on the pipeline between the water pump and the tap；
Controller, it is connected with the flow sensor, for receiving the current in the flow sensor collection pipeline
Measure signal；And
PWM frequency-variable modules, its control terminal are connected with the controller, and output end electrically connects with the water pump；
Wherein, the water flow signal that the controller obtains according to the flow sensor, the arteries and veins of the PWM frequency-variable modules is adjusted
Width, so as to control the rotating speed of the water pump；
Wherein, in addition to the pressure sensor on the pipeline that is installed between the water pump and the tap, the pressure pass
Sensor is connected with the controller, when the pressure that the pressure sensor is gathered in the pipeline reaches certain threshold values, institute
Stating controller controls the flow sensor and the water pump to be stopped；
When opening the tap, the flow sensor, the pressure sensor and the water pump are in normal and start shape
State, while the controller does not receive the water flow signal of the flow sensor within a certain period of time, then judges that pipeline lacks
Water.
2. intelligent water supply system according to claim 1, it is characterised in that the water inlet end of the tap is provided with non-return
Valve.
3. intelligent water supply system according to claim 1, it is characterised in that the water inlet end of the water pump is provided with check-valves.
4. intelligent water supply system according to claim 1, it is characterised in that the flow sensor and the pressure sensing
Device is connected by A/D converter with the controller respectively.
5. intelligent water supply system according to claim 1, it is characterised in that the input of the PWM frequency-variable modules passes through
AC/DC converters are connected with AC power.
6. intelligent water supply system according to claim 5, it is characterised in that the AC power is provided with current acquisition point,
The current acquisition point is connected by A/D converter with the controller to be adopted by the controller according to the current acquisition point
The electric current of collection judges whether exception.
7. intelligent water supply system according to claim 6, it is characterised in that also including low pressure/overload light and work
Indicator lamp, the low pressure/overload light and the relay indicating light are connected with the controller respectively.
8. the water shortage determination methods of intelligent water supply system according to claim 1, it is characterised in that also indicated including water shortage
Lamp, the water shortage indicator lamp are connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610193136.8A CN105696649B (en) | 2016-03-30 | 2016-03-30 | Intelligent water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610193136.8A CN105696649B (en) | 2016-03-30 | 2016-03-30 | Intelligent water supply system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105696649A CN105696649A (en) | 2016-06-22 |
| CN105696649B true CN105696649B (en) | 2018-02-23 |
Family
ID=56218797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610193136.8A Expired - Fee Related CN105696649B (en) | 2016-03-30 | 2016-03-30 | Intelligent water supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105696649B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106277410B (en) * | 2016-09-30 | 2022-12-02 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier |
| CN107059997B (en) * | 2017-06-15 | 2019-04-05 | 温州大学 | A kind of equal flow circuit of water system capturing the PWM time |
| CN107143004B (en) * | 2017-06-15 | 2019-04-05 | 温州大学 | A kind of equal flow circuit of water system based on PWM filtering |
| CN107802125A (en) * | 2017-11-29 | 2018-03-16 | 泉州中亚玻璃钢有限公司 | A kind of modified kitchen products try water exhibiting device |
| CN112095714B (en) * | 2020-08-17 | 2021-11-05 | 浙江达峰科技有限公司 | Method for judging pressure water shortage of water column with pipeline of constant-pressure water supply system |
| CN113671874B (en) * | 2021-08-20 | 2023-08-15 | 青岛鼎信通讯股份有限公司 | Intelligent water meter valve control method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201027672Y (en) * | 2006-12-31 | 2008-02-27 | 唐若权 | Non-tower automatic water supplying machine with constant-pressure air |
| CN202530510U (en) * | 2012-03-19 | 2012-11-14 | 胡青松 | Frequency conversion and voltage transformation control system for centralized water supply |
| CN102704548A (en) * | 2012-06-26 | 2012-10-03 | 广西佛泵科技有限公司 | Variable frequency water supply facility for high-rise buildings |
| CN204185909U (en) * | 2014-09-09 | 2015-03-04 | 江南大学 | A kind of frequency control constant voltage pipe network water supply system |
| CN205636912U (en) * | 2016-03-30 | 2016-10-12 | 唐若权 | Intelligent water supply system |
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2016
- 2016-03-30 CN CN201610193136.8A patent/CN105696649B/en not_active Expired - Fee Related
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| CN105696649A (en) | 2016-06-22 |
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Granted publication date: 20180223 |
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