Intelligent type charging type water-saving apparatus for shower bath
[technical field]
The present invention relates to motor, technology of instrument and meter field, specifically, is a kind of intelligent type charging type water-saving apparatus for shower bath that relates to the daily life device.
[background technology]
In China, freshwater resources are very limited even poor, and the city of lack of water is many, so using water wisely has very important significance in China.In the life, that can economize on water is local a lot.For example, shower is exactly a water saving project that merits attention very much.In the use of present public place shower facilities,, just will cause very big waste if people do not note water saving.It is to be in invalid water spray state that half the time when smearing soap (for example wash hair and) is arranged in the shower, and at this moment waste is not only water, also promising heating water and the energy that consumes and the discharging that has increased sanitary sewage.And the energy of China is very not rich yet, and the scale of domestic sewage treatment also is unable to catch up with needs of society far away.Therefore, how saving water and energy, reduce the sanitary sewage discharging, reduce unnecessary waste, is outdoor bathing place, the bathroom urgent problem that comprises social bathhouse (field), each institution of higher education and big-and-middle-sized industrial enterprise bathroom.
At present, the bathroom that has is also using old-fashioned duct type shower, if the user does not note water saving, this kind mode is the most serious to the waste of water.As the bathroom of institution of higher education then having adopted more advanced shower bath, there are touch control water shower, infrared type control water induction shower, induction control water shower etc. in better bathroom (field).Their characteristics are: can supply water according to the control of infrared induction or contactless card, the people from or card promptly stop from supplying water, reached water-saving purpose preferably.But they are all according to remembering expense service time since in shower because of the wet hand of user, especially smeared that to pull out card behind the soap very inconvenient, shower water is according to stream so the user often leaves, so prior art can't solve the problem of invalid water spray; In addition, they all do not have the sudden power pass water function of moment.When taking place to have a power failure suddenly, because dead electricity, shower bath can't rotary ball valve, causes pipeline water to cut off, and shower water may long-time a large amount of the loss.
[summary of the invention]
The objective of the invention is to overcome the deficiencies in the prior art; providing a kind of and can control shower water, need not to pull out card just can be according to water consumption and the intelligent note expense formula water-saving apparatus for shower bath that be weighted the note expense service time, have the power-failure protecting function, saves water and energy to satisfy institution of higher education and big-and-middle-sized industrial enterprise even social bathhouse outdoor bathing place, the convenient extensive needs that use.
For achieving the above object, the intelligent note expense of the present invention formula water-saving apparatus for shower bath is made of machine for punching the card, Card Reader inductor, contactless card, electrical ball valve, flowmeter, direct supply, it is characterized in that its accounting routine is:
---checking earlier after machine for punching the card powers on has not contactless card insertion, the amount of money that reexamines in the contactless card is enough denied nil-norm, then send the prompting chimes of doom inadequately as the amount of money, if the amount of money enough then start electrical ball valve and supply water by flowmeter, machine for punching the card begins the amount of money in weighting clearing, the deduction contactless card; If machine for punching the card detects contactless card and withdraws from and then stop to withhold, and sends the signal that stops to supply water to electrical ball valve;
---with last synchronous, machine for punching the card powers on the back earlier with the flowmeter counter zero clearing of inside, and whether detect flowmeter then has the reflected light electric pulse to return machine for punching the card, if any, flowmeter counter adds 1; Every a setting-up time flowmeter counter its accumulative total numerical value is transferred to machine for punching the card;
---the formula of machine for punching the card weighting clearing is: M=∑ K
iM
i
Wherein M is a total charge, K
i(i=1,2) is the weight of flow and time,
M
i(i=1,2) is the accumulated value of flow and time,
K
iCan decide according to the concrete condition of each bathroom (field).
Described direct supply is the 24V direct supply.
Described setting-up time was 5 seconds.
For achieving the above object, the intelligent note expense of the present invention formula water-saving apparatus for shower bath contains spray head, electrical ball valve, machine for punching the card, Card Reader inductor, contactless card, direct supply, cold water pipe, cold water switch, hot-water line, hot-water switch, it is characterized in that, form with flowmeter, hot and cold water master switch; Cold water pipe is connected to cold water switch, and hot-water line is connected to hot-water switch, and cold water switch and hot-water switch are connected to the hot and cold water master switch respectively, and the hot and cold water master switch is connected with flowmeter, and flowmeter is connected to spray head by electrical ball valve; Pulse signal by the flowmeter collection reaches machine for punching the card, added up by machine for punching the card, to water consumption be weighted calculating service time, the switch of electrical ball valve is controlled by machine for punching the card, Card Reader inductor and machine for punching the card are arranged in the same housing, are received the information of contactless card by the Card Reader inductor; Direct supply provides working power for machine for punching the card, electrical ball valve, flowmeter.
Described flowmeter adopts impeller-photo-electric flowmeter, is made of impeller, light emitting diode, photodiode, photoelectric interrupter, information output.The one-piece construction of flowmeter is engineering plastics.
Described impeller-photo-electric flowmeter by the lumination of light emitting diode in the photoelectric interrupter, refracts to photodiode through impeller and produces photoimpact, and photoimpact is sent to machine for punching the card through shaping, after anti-phase by information output.
Described hot and cold water master switch is arranged between cold water switch and the hot-water switch, and its setting height(from bottom) is liftoff 1~1.2 meter.
Be provided with power failure protection circuit in the described machine for punching the card, power failure protection circuit is made up of Schmidt trigger, 1k Ω base resistance, 9013 triodes, 510 Ω resistance, 2SA747 triode, 4700 μ F energy-storage capacitors; When the moment of outage, 24V voltage descends, and the input end of Schmidt trigger falls from 3V gradually, when being reduced to 2V, and the Schmidt trigger upset, output hopping is a high level, notice machine for punching the card 31 is sent the signal of closing electrical ball valve 2; At this moment, though the power supply of 24V has dropped to 2/3 of normal value, be 16V, but machine for punching the card 31 is because of being provided with mu balanced circuit energy operate as normal, and the control signal of machine for punching the card 31 is controlled 9013 triode conductings through 1k Ω base resistance, again by 510 Ω resistance, make the 2SA747 triode saturated, to 32 discharges of electrical ball valve coil, the water route of water inlet pipe 33 to spray head 1 cut off in the spheroid reverse rotation to 4700 μ F energy-storage capacitors through 2SA747.
The good effect that the intelligent note expense of the present invention formula water-saving apparatus for shower bath can produce is, can not only add up service time spray, can also add up the spray water consumption, can accomplish " water is withholdd for a short time less, cut off the water and do not withhold ", have reasonable fee, easy to use, can impel the user to turn off water supply, thereby reach the purpose of saving water and energy, reduce the sanitary sewage discharging at invalid spray time; In addition, the present invention also has the power-failure protecting function, and critical piece is high temperature resistant, water-fast steam, and long service life can satisfy the extensive needs in the social bathhouse of school, industrial enterprise and part outdoor bathing place, especially institution of higher education bathroom.
[description of drawings]
Accompanying drawing 1 is the structural representation of intelligent type charging type water-saving apparatus for shower bath of the present invention;
Accompanying drawing 2 is water information acquisition of the present invention and translative mode synoptic diagram;
Accompanying drawing 3 is power failure protection circuit synoptic diagram of the present invention;
Accompanying drawing 4 is disbursement and sattlement program flow charts of the present invention;
Accompanying drawing 5 is FB(flow block) that the present invention gathers the water data;
Accompanying drawing 6 is FB(flow block) of power-failure protecting subroutine of the present invention.
Label among the figure is respectively:
1, spray head, 2, electrical ball valve, 3, machine for punching the card, 4, the Card Reader inductor, 5, contactless card, 6, direct supply, 7, flowmeter, 8, the hot and cold water master switch, 9, cold water pipe, 10, cold water switch, 11, hot-water line, 12, hot-water switch.
21, impeller, 22, light emitting diode, 23, photodiode, 24, photoelectric interrupter, 25, information output;
31, machine for punching the card, 32, the electrical ball valve coil, 33, water inlet pipe.
[embodiment]
Provide the embodiment of the intelligent note expense of the present invention formula water-saving apparatus for shower bath below in conjunction with accompanying drawing.
Referring to accompanying drawing 1.The intelligent note expense of the present invention formula water-saving apparatus for shower bath is made of spray head 1, electrical ball valve 2, machine for punching the card 3, Card Reader inductor 4, contactless card 5, direct supply 6, flowmeter 7, hot and cold water master switch 8, cold water pipe 9, cold water switch 10, hot-water line 11, hot-water switch 12; Its water-supply structure consists of: cold water pipe 9 is connected to cold water switch 10, hot-water line connects 11 and receives hot-water switch 12, cold water switch 10 and hot-water switch 12 are connected respectively on the hot and cold water master switch 8 again, hot and cold water master switch 8 links to each other with flowmeter 7 by pipeline, and flowmeter 7 links to each other with spray head 1 by the electrical ball valve 2 that can adopt copper straight-through micro ball valve.Control mode of the present invention is: the pulse signal of being gathered by flowmeter 7 reaches machine for punching the card 3, counted by machine for punching the card 3, and to water consumption be weighted calculating service time, machine for punching the card 3 is also being controlled the switch of electrical ball valve 2; Card Reader inductor 4 is received the information of contactless card 5 by Card Reader inductor 4 in machine for punching the card 3 is arranged on same housing; Select for use the direct supply 6 of 24V to provide power supply for machine for punching the card 3, electrical ball valve 2, flowmeter 7.
Flowmeter 7 of the present invention adopts impeller-photo-electric flowmeter, constitute by impeller 21, light emitting diode 22, photodiode 23, photoelectric interrupter 24, information output 25, the one-piece construction of flowmeter 7 adopts engineering plastics to make, can make the loop of photoelectric interrupter 24 have higher insulation resistance, make impeller-photo-electric flowmeter can adapt to the hot and humid environment in bathroom, and cost is relatively low.
Hot and cold water master switch 8 can select for use list the wall-hung type water swivel, and it is arranged between cold water switch 10 and the hot-water switch 12, and its setting height(from bottom) is that liftoff 1~1.2 meter is appropriate; Close hot and cold water master switch 8 and can cut off the water supply of shower bath easily.
Referring to accompanying drawing 2.This figure is intelligent type charging type water-saving apparatus for shower bath water of the present invention information acquisition and translative mode synoptic diagram.In water information acquisition and translative mode, use impeller 21 to measure hot water flow, and utilize the photoelectric interrupter 24 that can produce the photoimpact numerical expression that is directly proportional with impeller 21 rotating speeds to measure the rotating speed of impeller 21; Its information acquisition and transfer process are: luminous by the light emitting diode in the photoelectric interrupter 24 22, and through the refraction of the impeller 21 of rotation hot water flow information is reached photodiode 23 and produce photoimpacts, be delivered to machine for punching the card 3 through shaping, after anti-phase.Regulate the phototriode load RP (potentiometer) in the photoelectric interrupter 24, can change the size of receiving sensitivity.
Referring to accompanying drawing 3.This figure is an intelligent type charging type water-saving apparatus for shower bath power failure protection circuit synoptic diagram of the present invention.For avoiding to close impaired because of sudden power electrical ball valve 2 in the use; be provided with power failure protection circuit in the machine for punching the card 3 of the present invention, power failure protection circuit is made up of Schmidt trigger, 1k Ω base resistance, 9013 triodes, 510 Ω resistance, 2SA747 triode, 4700 μ F energy-storage capacitors.In the moment of outage, 24V voltage descends, and the input end of Schmidt trigger falls from 3V gradually, when being reduced to 2V, and Schmidt trigger (inverter trigger) upset, output hopping is a high level, notice machine for punching the card 31 is sent the signal of closing electrical ball valve 2; At this moment, though the power supply of 24V has dropped to 2/3 of normal value, be 16V, but machine for punching the card 31 can be kept operate as normal because of being provided with mu balanced circuit, the control signal of machine for punching the card 31 is controlled 9013 triode conductings through 1k Ω base resistance, again by 510 Ω resistance, make 2SA747 (PNP, 10A) triode is saturated, 4700 μ F energy-storage capacitors through 2SA747 to electrical ball valve coil 32 discharge, the water route of water inlet pipe 33 to spray head 1 cut off in the spheroid reverse rotation.
Referring to accompanying drawing 4.This figure takes formula water-saving apparatus for shower bath disbursement and sattlement program flow chart for the intelligent note of the present invention.At first, check whether have contactless card 5 to insert by machine for punching the card 3, the amount of money that reexamines in the contactless card 5 is denied nil-norm enough, then sends the prompting chimes of doom inadequately as the amount of money; If the amount of money is enough then start electrical ball valve coil 32, supply water by flowmeter 7 and electrical ball valve 2, machine for punching the card 3 is from begin the weighting clearing, the amount of money that the deduction contactless card is 5 li this moment;
The weighting clearing of machine for punching the card 3 have two passages: the one, calculate water consumption, and multiply by weighting coefficient again; The 2nd, the service time of calculating shower, multiply by weighting coefficient again; Be weighted clearing at last.The formula of weighting clearing is: M=∑ K
iM
i,
Wherein M is a total charge,
K
i(i=1,2) is the weight of flow and time,
M
i(i=1,2) is the accumulated value of flow and time,
K
iCan decide according to the concrete condition of each bathroom (field).
If machine for punching the card 3 detects contactless card 5 and withdraws from and can stop immediately withholing, and sends the signal that stops to supply water to electrical ball valve 2.
Referring to accompanying drawing 5.This figure is the FB(flow block) that intelligent note expense formula water-saving apparatus for shower bath is gathered water usage data.By the machine for punching the card 3 back beginning of earlier flowmeter counter of inside being made zero that powers on, whether the phototriode that detects then in the photoelectric interrupter 24 has the reflected light electric pulse to turn back to machine for punching the card 3, and if any photoimpact, flowmeter counter can add 1; Flowmeter counter imports the data of accumulative total in the machine for punching the card 3 charge settlement system every 5 seconds.
Referring to accompanying drawing 6.The present invention design has " sudden power moment close the electrical ball valve subroutine ", when shower bath in use runs into sudden power, machine for punching the card 3 judges according to 1: 8 bleeder circuit whether the 24V power supply has descended more than 30%, if, the loop of demand working energy-storage capacitor and electrical ball valve coil 32, oppositely close electrical ball valve 2, cut off the water route of water inlet pipe 33, the amount payable on the simultaneously last deduction contactless card 5 to spray head 1.
Working method with the intelligent note expense of the present invention formula water-saving apparatus for shower bath is summarized as follows at last:
The user should hold contactless card 5 and use the intelligent note expense of the present invention formula water-saving apparatus for shower bath.After contactless card 5 inserted, the user opened hot and cold water master switch 8, and spray head 1 will spray water, and the temperature of water can be regulated by cold water switch 10, hot-water switch 12; When the user washes hair or smears soap, only need close hot and cold water master switch 8 and just can cut off the water, machine for punching the card 3 will reduce charge significantly, only calculate " weighting coefficient " to the shower time; When the user opens hot and cold water master switch 8 once more and continues shower, machine for punching the card 3 will continue to deduct the amount of money in the contactless card 5 according to water consumption.In the use, need not to pull out card, need not to move the place, made things convenient for the user, and expense calculating rationally, when saving water and energy, also reduced individual expenditure, helps the development of economizing type harmonious society.