CN201909998U - Intelligent water flow switch - Google Patents
Intelligent water flow switch Download PDFInfo
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- CN201909998U CN201909998U CN2010205327642U CN201020532764U CN201909998U CN 201909998 U CN201909998 U CN 201909998U CN 2010205327642 U CN2010205327642 U CN 2010205327642U CN 201020532764 U CN201020532764 U CN 201020532764U CN 201909998 U CN201909998 U CN 201909998U
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- flow sensing
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Abstract
The utility model relates to a water flow control device. An intelligent water flow switch comprises a case, wherein an electric valve, a water flow sensor, a storage battery and a control circuit that are arranged in the case, and a control switch connected with the control circuit by electrical signals is arranged on the outer surface of the case; the control circuit is connected with the electric valve and the water flow sensor respectively by an electric connecting wire, one end of the electric valve is connected with a water inlet pipe joint, the other end of the electric valve is connected with the water flow sensor by screw thread, and the tail end of the water flow sensor is connected with a water outlet pipe joint; and the control circuit comprises a power supply circuit, an electric valve circuit, a water flow sensor circuit and a single chip circuit, and the electric valve circuit and the water flow sensor circuit are respectively connected with the single chip by electrical signals. The intelligent water flow switch has simple and reasonable structure and low energy consumption, is convenient to use, can not only automatically detect whether a downstream water pipe or a downstream switch is damaged and is forgotten to close or not but also automatically determine whether the water flow can be cut off or not, can achieve the purposes of saving water and protecting surrounding belongings in good condition and is suitable for large-scale promotion and application.
Description
Technical field
The utility model relates to flow control apparatus for water, is specially a kind of intelligent water flow switch that is used for water pipe as pipeline inner fluid current cutting protection and flow control.
Background technology
Water flow switch is to utilize whether flowing of water to control a kind of switchgear of break-make, its effect is: 1, whether the amount (flow is a liquid flow pressure) that whether liquid flows and flow in the signal piping reaches requirement, and the state of the break-make of (providing) signal is provided by the switch electric contact simultaneously; 2, device systems has no signal or Control current from then on to pass through (the switching state of water flow switch electric contact) on the switch by detection, judges the working condition of pipe system, provides the control corresponding or the method for operation or measure.
Existing water flow switch has mechanical type and electromagnetic type, and mechanical type is as adopting corrugated tube, and when current during through pipeline, corrugated tube is dilatation under the pressure effect of current, makes switch contacts or disconnection reach the purpose of control circuit break-make by physical construction.Electromagnetic type is that a magnetic float is arranged in the pipe of vertical storing, and the pipe peripheral hardware has coil, when current make magnetic float enter coil, changes the inductance value of coil, via the break-make of circuit controling switch; Or being provided with tongue tube in pipe is outer, magnetic float is approaching or away from tongue tube under the effect of current, and makes the tongue tube on-off action.Existing above-mentioned various water flow switch ubiquity volumes are big, the shortcoming that sensitivity is low.
For addressing the above problem, China's utility model patent 03264405.1 discloses a kind of water flow switch, this water flow switch is provided with a cavity, the both sides of cavity are provided with water inlet pipe and rising pipe relatively, be provided with a support in the cavity, be pivoted with a magnetic piece on the support, the plane of this magnetic piece is vertical with the water (flow) direction of inlet tube and outlet tube, and cavity is provided with one and is provided with a gauge hole above this magnetic piece circles round.Though the water flow switch after the improvement has simple in structure, small and exquisite, highly sensitive advantage; But when fortuitous events such as running into the water pipe explosion takes place, can not automatically shut down current, and promptness is difficult to guarantee.Thereby cause the unnecessary waste of water resource, and damage because of water inlet by the excessive family's property that causes of current.
At present, also do not address the above problem technical scheme better.
The utility model content
Technical problem to be solved in the utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of improvement of intelligent water flow switch is provided, and that this intelligence water flow switch should have is simple in structure, energy consumption is low, can judge the advantages such as state of downstream water pipe or switch automatically.
The technical solution adopted in the utility model is: intelligent water flow switch is characterized in that: comprise casing, be provided with motorized valve, water flow sensing unit, battery pack and control circuit in the casing, casing outer surface is provided with the gauge tap that is connected with the control circuit electric signal; Described control circuit links to each other with motorized valve, water flow sensing unit by electric connection line respectively, and an end of described motorized valve is connected with admitting pipe joint, and the other end is threaded with water flow sensing unit, and the end of described water flow sensing unit is connected with titting water outlet; Described control circuit comprises feed circuit, electrically operated valve circuit, water flow sensing unit circuit and single chip circuit, and described electrically operated valve circuit is connected with the single chip circuit electric signal respectively with the water flow sensing unit circuit.
Motorized valve is a kind of valve, is the actuating unit of intelligent water flow switch, is used to open and turn-off current; Water flow sensing unit is a Wei root sensor, has low-power consumption, high life, the characteristics of high reliability.Single chip machine controlling circuit is made up of the electrically operated valve circuit of a two-way output, water flow sensing unit circuit, feed circuit and a single chip circuit; The electrically operated valve circuit of two-way output is connected with motorized valve; The water flow sensing unit circuit is connected with water flow sensing unit; Battery pack output terminal in the feed circuit is to electrically operated valve circuit, water flow sensing unit circuit and the single chip circuit power supply of two-way output.
Described feed circuit are made of battery pack and electric capacity, and electric capacity inserts the input end of electrically operated valve circuit with after battery pack is connected, and the output terminal of electrically operated valve circuit is connected with single chip circuit.
Described motorized valve is the miniature electric ball valve, and the electrically operated valve socket that is provided with on the motorized valve is connected with the electrically operated valve circuit, and described electrically operated valve circuit is made of resistance, inductance, diode, PNP triode and NPN triode; One pin of inductance links to each other with the collector of PNP triode, the collector of NPN triode respectively, another pin is connected with a pin of electrically operated valve socket, one pin of inductance links to each other with the collector of PNP triode, the collector of NPN triode respectively, and another pin is connected with another pin of electrically operated valve socket; Described electrically operated valve socket is connected with the single chip circuit electric signal by the electrically operated valve circuit.
Described water flow sensing unit is a Wei root sensor, and the water flow sensing unit socket that is provided with on it is connected with the water flow sensing unit circuit, and described water flow sensing unit circuit is made of resistance, electric capacity, NPN triode and PNP triode; One pin of NPN transistor collector is connected with a pin of water flow sensing unit socket, and another pin is connected with single chip circuit, and a pin of PNP transistor collector is connected with another pin of water flow sensing unit socket, and another pin is connected with single chip circuit; Described water flow sensing unit socket is connected with the single chip circuit electric signal by the water flow sensing unit circuit.
Described single chip circuit is made of singlechip chip, resistance, electric capacity and inductance.
Described casing is made of loam cake, the clamping of lower cover two parts, and the gauge tap of casing outer surface setting comprises shift knob and gear knob; Described shift knob, gear knob are connected with single chip circuit by electric connection line respectively.
Described admitting pipe joint stretches out casing, and it is threaded by plastic tube and metal tube two parts and constitutes; Plastic tube links to each other with external water inlet pipe, and metal tube is connected with the threaded one end of motorized valve.
Described titting water outlet stretches out casing, and it is threaded by plastic tube and metal tube two parts and constitutes; Metal tube is connected with the threaded one end of water flow sensing unit, plastic tube with pick out water pipe and link to each other.
The beneficial effects of the utility model are: simple and reasonable, easy to use, and energy consumption is low; Can not only detect downstream water pipe or switch automatically and whether damage or forget and close, also can determine whether to cut off current automatically; Reach the intact purpose of property of water saving and protection periphery, be suitable for applying on a large scale.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the utility model inner structure synoptic diagram.
Fig. 3 is a circuit block diagram of the present utility model.
Fig. 4 is circuit theory diagrams of the present utility model.
Embodiment
Below by specific embodiment the technical solution of the utility model is done and to be described further.
As shown in Figure 1, 2, the intelligent water flow switch that present embodiment provides comprises the casing 1 that is made of loam cake, the clamping of lower cover two parts, and casing outer surface also is provided with shift knob 131 and gear knob 123.
Be provided with motorized valve 3, water flow sensing unit 4, battery pack 7 and control circuit 6 in the casing, casing outer surface is provided with the gauge tap that is connected with the control circuit electric signal; Described control circuit links to each other with motorized valve, water flow sensing unit by electric connection line respectively, and an end of described motorized valve 3 is connected with admitting pipe joint 2, and the other end is threaded with water flow sensing unit 4, and the end of described water flow sensing unit 4 is connected with titting water outlet 5; Described control circuit 6 comprises feed circuit 8, electrically operated valve circuit 9, water flow sensing unit circuit 10 and single chip circuit 11, and described electrically operated valve circuit 9 is connected with single chip circuit 11 electric signal respectively with water flow sensing unit circuit 10.
Said electric valve gate circuit 9 is responsible for the opening and closing of control motorized valve, with the switch of controlled water flow; Whether water flow sensing unit circuit 10 is used for gathering in real time the flow velocity of pipeline water, normal with the flow velocity of learning water, thereby whether the flow that detects water in special time is normal, thereby judges whether the downstream current are out of control.
Described feed circuit 8 are made of battery pack 7 and electric capacity 101, and electric capacity 101 inserts the input end of electrically operated valve circuit 9 with after battery pack 7 is connected, and the output terminal of electrically operated valve circuit 9 is connected with single chip circuit 11.Feed circuit 8 are the The whole control circuit supply.
Described motorized valve 3 preferred miniature electric ball valves, the miniature electric ball valve has the few characteristics of power consumption, has improved the serviceable life of battery pack 7 widely.The electrically operated valve socket 130 that is provided with on the motorized valve 3 is connected with electrically operated valve circuit 9 circuit, described electrically operated valve circuit 9 is by resistance 113, resistance 114, resistance 115, resistance 116, resistance 117, resistance 118, resistance 119, resistance 120, inductance 133, inductance 134, diode 126, diode 127, diode 128, diode 129, PNP triode 1 124, PNP triode 2 125 and NPN triode 2 137, NPN triode 3 138 constitute.One pin of inductance 133 links to each other with the collector of PNP triode 1 124, the collector of NPN triode 2 137 respectively, and another pin is connected with a pin of electrically operated valve socket 130; One pin of inductance 134 links to each other with the collector of PNP triode 2 125, the collector of NPN triode 1 136 respectively, and another pin is connected with another pin of electrically operated valve socket 130.The emitter of PNP triode 1 124, PNP triode 2 125 all is connected with the positive pole of feed circuit 8, and base stage is connected with resistance 114,115 respectively; The base stage of NPN triode 2 137, NPN triode 3 138 is connected with resistance 118,119 respectively, and emitter all is connected to the negative pole of feed circuit 8.Resistance 114, PNP triode 124 link to each other with single chip circuit by resistance 113, resistance 118, NPN triode 2 137 link to each other with single chip circuit by resistance 117, resistance 115, PNP triode 2 125 link to each other with single chip circuit by resistance 116, and resistance 119, NPN triode 3 138 link to each other with single chip circuit by resistance 120.
Said electric valve gate circuit 9 with by singlechip chip 136 control output 5V, 0V or-magnitude of voltage of 5V, opening, closing and action such as maintenance with the control motorized valve.
Described water flow sensing unit is a Wei root sensor, the water flow sensing unit socket 132 that is provided with on it is connected with water flow sensing unit circuit 10 circuit, described water flow sensing unit circuit 10 is by resistance 121, resistance 122, resistance 140, resistance 141, resistance 142, electric capacity 107, electric capacity 108, NPN triode 4 139 and PNP triode 3 143 constitute; One pin of NPN triode 4 139 collectors is connected with a pin of water flow sensing unit socket 132, another pin is connected with single chip circuit 11, one pin of PNP triode 3 143 collectors is connected with another pin of water flow sensing unit socket 132, and another pin is connected with single chip circuit 11.Described water flow sensing unit socket 132 is connected with single chip circuit 11 electric signal by water flow sensing unit circuit 10.The signal of water flow sensing unit is delivered in the singlechip chip 136 by water flow sensing unit circuit 10, thereby data such as water flow velocity, flow are gathered and calculated.
Above-mentioned Wei root sensor buyable obtains, the support that comprises impeller box and top thereof in it, be provided with impeller assembly in the impeller box, impeller shaft in the impeller assembly extends upward and is stretched in the insertion support by the mandrel on its top of close-fitting, be respectively equipped with magnet steel and Wei Gen sensor in impeller shaft and the support, magnet steel is embedded in impeller shaft symmetria bilateralis center by opposite polarity is parallel vertically, and Wei root sensor is parallel vertically to be embedded in support symmetria bilateralis center.This Wei root sensor has the effect of accurate metering.
Described single chip circuit 11 is by singlechip chip 136, resistance 110, resistance 111, resistance 112, and electric capacity 102, electric capacity 103, electric capacity 104, electric capacity 105, electric capacity 106 and inductance 135 constitute.One pin of electric capacity 103,105 is connected with the positive pole of feed circuit 4, and another pin is connected with the negative pole of feed circuit 4, strobes.One pin of electric capacity 104 is connected with resistance 111 1 pin and singlechip chip 136, and resistance 111 another pin are connected with the positive pole of feed circuit 8.Resistance 110 1 pin are connected with the positive pole of battery pack 7, and another pin is connected with electric capacity 102, singlechip chip 136, constitute a battery voltage supervisory circuit.
In addition, singlechip chip 136 also is connected with positive pole, the negative pole of feed circuit 8, to obtain power supply.
Described gauge tap comprises shift knob 131, gear knob 123, and shift knob 131, gear knob 123 are connected with single chip circuit 11 by electric connection line respectively.One pin of shift knob 131 is connected with the negative pole of feed circuit 4, and another pin is connected with singlechip chip 136, and when undesired because of current, control circuit is pressed shift knob 131 after motorized valve cuts out, and motorized valve can reopen.Gear knob 123 can carry out the control of aquifer yield according to actual discharge.Gear knob 123 is a prior art, and buyable obtains.
Described admitting pipe joint 2 stretches out casing, and it is threaded by plastic tube 2-1 and metal tube 2-2 two parts and constitutes; Plastic tube links to each other with external water inlet pipe, and metal tube is connected with the threaded one end of motorized valve.
Titting water outlet 5 stretches out casing, and it is threaded by plastic tube 5-1 and metal tube 5-2 two parts and constitutes; Metal tube is connected with the threaded one end of water flow sensing unit 4, plastic tube with pick out water pipe and link to each other.
As further improvement of the utility model, plastic tube is selected the PPR material for use, and metal tube is selected copper material for use.
Specific embodiment described herein only is that the smart structure of the utility model is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (8)
1. intelligent water flow switch is characterized in that: comprise casing (1), be provided with motorized valve (3), water flow sensing unit (4), battery pack (7) and control circuit (6) in the casing, casing outer surface is provided with the gauge tap that is connected with the control circuit electric signal; Described control circuit links to each other with motorized valve, water flow sensing unit by electric connection line respectively, one end of described motorized valve (3) is connected with admitting pipe joint (2), the other end is threaded with water flow sensing unit (4), and the end of described water flow sensing unit (4) is connected with titting water outlet (5); Described control circuit (6) comprises feed circuit (8), electrically operated valve circuit (9), water flow sensing unit circuit (10) and single chip circuit (11), and described electrically operated valve circuit (9) is connected with single chip circuit (11) electric signal respectively with water flow sensing unit circuit (10).
2. intelligent water flow switch according to claim 1, it is characterized in that: described feed circuit (8) are made of battery pack (7) and electric capacity (101), electric capacity (101) is with after battery pack (7) is connected, insert the input end of electrically operated valve circuit (9), the output terminal of electrically operated valve circuit (9) is connected with single chip circuit (11).
3. intelligent water flow switch according to claim 1 and 2, it is characterized in that: described motorized valve (3) is the miniature electric ball valve, motorized valve (3) is gone up the electrically operated valve socket (130) that is provided with and is connected with electrically operated valve circuit (9) circuit, described electrically operated valve circuit (9) is by resistance (113,114,115,116,117,118,119,120), inductance (133,134), diode (126,127,128,129), PNP triode 1 (124), PNP triode 2 (125) and NPN triode 2 (137), NPN triode 3 (138) constitute; One pin of inductance (133) links to each other with the collector of PNP triode 1 (124), the collector of NPN triode 2 (137) respectively, another pin is connected with a pin of electrically operated valve socket (130), one pin of inductance (134) links to each other with the collector of PNP triode 2 (125), the collector of NPN triode 1 (136) respectively, and another pin is connected with another pin of electrically operated valve socket (130); Described electrically operated valve socket (130) is connected with single chip circuit (11) electric signal by electrically operated valve circuit (9).
4. intelligent water flow switch according to claim 3, it is characterized in that: described water flow sensing unit is a Wei root sensor, the water flow sensing unit socket (132) that is provided with on it is connected with water flow sensing unit circuit (10) circuit, described water flow sensing unit circuit (10) is by resistance (121,122,140,141,142), electric capacity (107,108), NPN triode 4 (139) and PNP triode 3 (143) constitute; One pin of NPN triode 4 (139) collectors is connected with a pin of water flow sensing unit socket (132), another pin is connected with single chip circuit (11), one pin of PNP triode 3 (143) collectors is connected with another pin of water flow sensing unit socket (132), and another pin is connected with single chip circuit (11); Described water flow sensing unit socket (132) is connected with single chip circuit (11) electric signal by water flow sensing unit circuit (10).
5. intelligent water flow switch according to claim 4 is characterized in that: described single chip circuit (11) is by singlechip chip (136), resistance (110,111,112), and electric capacity (102,103,104,105,106) and inductance (135) constitute.
6. intelligent water flow switch according to claim 1 is characterized in that: described casing (1) is made of loam cake (1-1), the clamping of lower cover (1-2) two parts, and the gauge tap of casing outer surface setting comprises shift knob (131) and gear knob (123); Described shift knob (131), gear knob (123) are connected with single chip circuit (11) by electric connection line respectively.
7. intelligent water flow switch according to claim 1 is characterized in that: described admitting pipe joint (2) stretches out casing, and it is by plastic tube (2-1) and metal tube (2-2) two parts formation that is threaded; Plastic tube links to each other with external water inlet pipe, and metal tube is connected with the threaded one end of motorized valve.
8. intelligent water flow switch according to claim 1 is characterized in that: titting water outlet (5) stretches out casing, and it is by plastic tube (5-1) and metal tube (5-2) two parts formation that is threaded; Metal tube is connected with the threaded one end of water flow sensing unit (4), plastic tube with pick out water pipe and link to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205327642U CN201909998U (en) | 2010-09-16 | 2010-09-16 | Intelligent water flow switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205327642U CN201909998U (en) | 2010-09-16 | 2010-09-16 | Intelligent water flow switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201909998U true CN201909998U (en) | 2011-07-27 |
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ID=44302199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205327642U Expired - Fee Related CN201909998U (en) | 2010-09-16 | 2010-09-16 | Intelligent water flow switch |
Country Status (1)
| Country | Link |
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| CN (1) | CN201909998U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898712A (en) * | 2015-05-05 | 2015-09-09 | 陈节庆 | Ozone disinfection hand dryer flow adjusting module |
-
2010
- 2010-09-16 CN CN2010205327642U patent/CN201909998U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898712A (en) * | 2015-05-05 | 2015-09-09 | 陈节庆 | Ozone disinfection hand dryer flow adjusting module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110727 Termination date: 20130916 |