The utility model content
The purpose of this utility model provides a kind of domestic water saving system, and this system for example utilizes its flush toilet by accumulating washes automatically and it being utilized once more in addition, saves living water use effectively.
For achieving the above object, the domestic water saving system that the utility model provides comprises the header tank of collecting domestic washing waste water, and header tank has: collect first water inlet of washes, be positioned at the top of header tank; Supply second water inlet of tap water, be positioned at the top of header tank, be provided with the tap water water intaking valve; Overfall gap is positioned at the top of header tank and is lower than first water inlet; Delivery port is positioned at the bottom of header tank, is provided with the dewatering installation of outside pumps water.
In addition, domestic water saving system of the present utility model also has, and first level sensor detects the lowest water level in the described header tank; First control device, it is when first level sensor detects the header tank middle water level and is lower than the lowest water level of setting, control tap water water intaking valve is opened and is supplied tap water by second water inlet in header tank, when first level sensor detects water level in the header tank and is not less than the lowest water level of setting, close the tap water water intaking valve and stop in header tank, to supply tap water.
In addition, domestic water saving system of the present utility model comprises: washing machine, the water feed apparatus and the drainage pump of washing machine that have the washing/dehydrating bucket, supply water to the washing/dehydrating bucket, the washing/dehydrating bucket links to each other with first water inlet by drainage pump of washing machine, so that supply washes by first water inlet in header tank.
Wherein, water feed apparatus links to each other with external water source, and has the delivery port that can Gong wash one's hands; Washing dewatering tub top is provided with structure, and to be the cover of recessed dish type corresponding with delivery port, and the position of cover is lower than delivery port, and its concave part is provided with to be convenient to fall into small opening in the washing/dehydrating bucket of cover below by the water that delivery port flows out.
Particularly, delivery port is strip or the arc that makes current be the ejection of waterfall shape cascade, and water feed apparatus has the water inlet box that links to each other with external water source, and the water inlet box communicates with delivery port.The delivery port oblique upper is provided with and stops the water outlet sputter and to the catch of its downward water conservancy diversion, and the lower edge of delivery port is provided with and prevents bleed water box below into and water outlet is guided to the pocket groove of cover of water outlet.
Wherein, the water inlet box links to each other with hot and cold water source respectively with the hot water inlet pipe by cold water inlet, cold water inlet and hot water inlet pipe are respectively equipped with the cold valves of control cold water inflow and the hot water valve of control hot water inflow, also comprise the hot and cold water inlet control device, the hot and cold water inlet control device is, opens at first at water inlet time control refrigeration water valve, controls after postponing certain hour again that hot water valve is opened so that cold water and hot water mix the control device of back by the delivery port water outlet in the water inlet box.
In addition, washing machine also has hydraulic pressure sensor, and it links to each other by in tracheae and the washing/dehydrating bucket, when the water level in hydraulic pressure sensor detects the washing/dehydrating bucket is higher than the superelevation water level of setting, starts drainage pump of washing machine and discharges the water that is higher than the superelevation water level.
In addition, as a kind of selection, the utility model domestic water saving system also comprises water-closet tank, it links to each other with described delivery port by described dewatering installation, described dewatering installation has draining valve that links to each other with described delivery port and the header tank drainage pump that links to each other with draining valve, header tank drainage pump water inlet end links to each other with draining valve, and the water side links to each other with water-closet tank;
Wherein, comprise to the device of the water supply of water-closet tank: second level sensor, detect the lowest water level and the peak level of water-closet tank; Second control device when second level sensor detects drawdown in the water-closet tank when the lowest water level, is opened described draining valve, starts described header tank drainage pump simultaneously and supplies water to water-closet tank; When second level sensor detects water level in the water-closet tank and rises to peak level, close described draining valve, stop described header tank drainage pump simultaneously.
Select as another kind, the utility model domestic water saving system also comprises water-closet tank, and it links to each other with described delivery port by described dewatering installation, and described dewatering installation has: booster water pump, have water inlet end and water side, its water inlet end links to each other with described header tank delivery port; The pressurize water tank has water inlet and delivery port, and its water inlet links to each other with the water side of booster water pump, and middle water lines has entrance and exit, and its inlet links to each other with the delivery port of described pressurize water tank, and its outlet connects water-closet tank,
Wherein, the device that supplies water to water-closet tank comprises: pressure sensor, detect the hydraulic pressure in the pressurize water tank; Second control device when pressure sensor detects hydraulic pressure in the pressurize water tank and is lower than setting pressure, starts booster water pump and supplies water in the pressurize water tank, so that make the pressure of pressurize water tank rise to described setting pressure.
Particularly, the delivery port place of the delivery port of the drainage pump of washing machine and/or header tank is provided with strainer respectively.
Advantage applies of the present utility model is in the following areas:
1, domestic water saving system of the present utility model, not only the waste water of washing clothes can be stored flush toilet, tap water is carried out discharging after twice utilization, and can utilize the water of washing one's hands to come washing clothes as the water of doing washing for the first time, and then it is stored the flushing toilet very low to water quality requirement, discharge again after tap water utilized through three times, therefore can conserve water to greatest extent, and, be convenient to applying of this water-saving system by the intellectuality setting of header tank.
2, be provided with condensate tank of dehumidifier (header tank level sensor) and control tap water water feed apparatus in the header tank of domestic water saving system of the present utility model, in the time of can guaranteeing that washes stores quantity not sufficient in not having washes supply header tank or header tank, by the water filling of automatic startup running water pipe, the assurance header tank is in always water state is arranged, like this, guarantee that on the one hand people have normal flush toilet water when not having the washes supply, being convenient for people to life uses, leave big volume on the other hand can the control sets water tank and store washes, to maximally utilise washes.
3, domestic water saving system of the present utility model is provided with control device and the water-closet tank level sensor that supplies water to water-closet tank, can start automatically according to the variation of the water yield in the water-closet tank to supply water to water-closet tank.
Below in conjunction with accompanying drawing concrete structure of the present utility model is described in detail.
Description of drawings
Fig. 1 is the overall structure schematic diagram of the utility model domestic water saving system embodiment one;
Fig. 2 is that the master of washing machine among the utility model embodiment one looks generalized section;
Fig. 3 is the vertical view of washing machine shown in Figure 2;
Fig. 4 is the enlarged drawing of A part among Fig. 2;
Fig. 5 is the schematic perspective view of washing machine shown in Figure 2;
Fig. 6 is that part sectioned view is looked on the left side of washing machine shown in Figure 2;
Fig. 7 is that the master of another kind of washing machine among the utility model embodiment one looks generalized section;
Fig. 8 is the vertical view of washing machine shown in Figure 7;
Fig. 9 is the overall structure schematic diagram of the utility model domestic water saving system embodiment two;
Figure 10 is the control principle block diagram of first control device among the utility model embodiment one;
Figure 11 is the control principle block diagram of second control device among the utility model embodiment one;
Figure 12 is the control principle block diagram of second control device among the utility model embodiment two.
Description of reference numerals: 1, washing machine; 1a, housing; 1b, base; 10, hydraulic pressure sensor; 101, tracheae; 11, water inlet box; 111, delivery port; 12, drainage pump; 120, strainer; 121, gutter; 13, cover; The 13a small opening; 14, washing/dehydrating bucket; 15, console; 15a, water key plate; 16, cold valves; 161, cold water inlet; 17, hot water valve; 171, hot water inlet pipe; 18, catch; 19, pocket groove;
2, header tank; 21, first water inlet; 22, second water inlet; 23, overfall gap; 24, floor drain; 25, header tank delivery port; 26, cascading water mouth;
3, control system; 31, first level sensor; 32, second level sensor; 33, strainer; 34, drainage pump; 34 ', booster water pump; 35, draining valve; 36, toilet water inlet pipe;
4, toilet; 41, water-closet tank; 41a, toilet water inlet;
5, running water pipe; 5a, tap water water intaking valve;
6, pressurize water tank; 7, pressure sensor; 8a, middle water lines inlet; Water lines outlet among the 8b.
The specific embodiment
Embodiment one
As shown in Figure 1, domestic water saving system of the present utility model comprises washing machine 1, header tank 2, the toilet 4 that links to each other by pipeline successively, and is arranged on the control system 3 between header tank 2 and the toilet 4, is used for the water inlet of difference control sets water tank 2 and toilet 4.
Wherein, washing machine 1 has the water feed apparatus that is arranged on the washing machine top, and water feed apparatus links to each other with running water pipe and supplies water in washing machine; The water feed apparatus below is provided with the cover 13 that is used for the capping washing machine, cover 13 is made the wash basin shape, its bottom is provided with small opening 13a (shown in Fig. 2,3), the water that water feed apparatus flows out can be used to wash one's hands, water after washing one's hands flows directly in the cover 13, be used to wash clothes in the small opening 13a inflow washing machine by cover 13 bottoms, can effectively utilize water resource like this.Washing machine bottom is provided with drainage pump 12, drainage pump 12 links to each other with first water inlet 21 on header tank 2 tops by gutter 121, waste water after will doing washing by drainage pump 12 is sent in the header tank 2 by gutter 121, enter toilet 4 by header tank 2 more afterwards, be used for towards toilet, so that realize the repeatedly utilization of water resource, reach the purpose of conserve water resource.
As shown in Figure 1, header tank 2 tops are provided with first water inlet 21, second water inlet 22 and overfall gap 23 respectively, and its underpart is provided with header tank delivery port 25, and the bottom is provided with cascading water mouth 26.Wherein, the height of first water inlet 21 is a little more than the height of overfall gap 23, when water is constantly injected in header tank 2 by first water inlet 21, water level in the header tank 2 constantly rises, when the water level in the header tank 2 rises to the height of overfall gap 23, as continuing water filling in header tank 2, water in the header tank 2 is just flowed out by overfall gap 23, make the interior water level of header tank arrive the height of first water inlet 21 never, in order to avoid cause the water in the header tank 2 to advance in the washing machine 1, impact for the draining of washing machine by first water inlet 21, gutter 121 refluences.
Wherein, first water inlet 21 is communicated with the gutter 121 of washing machine, supplies with waste water from washing machine by first water inlet 21 in header tank 2.Second water inlet 22 is communicated with running water pipe 5 by tap water water intaking valve 5a, water intaking valve 5a opens and closes under the first control device control of control system 3, so that in header tank 2, replenish tap water when the water level in header tank 2 is lower than lowest water level, with the normal water that guarantees that header tank 2 is in to be had water state and can toilet downstream supply with flush toilet always.Overfall gap 23 ground connection are leaked, and when the water level in the header tank 2 is higher than overfall gap 23, by overfall gap 23 water in the header tank are discharged to floor drain 24.
Header tank delivery port 25 links to each other with toilet water inlet pipe 36 by the drainage pump 34 of draining valve 35, band strainer 33.The top that header tank 2 bottoms are positioned at delivery port is provided with the header tank level sensor, wherein the header tank level sensor is exactly first level sensor 31, the first level sensor selective light electric switch in the utility model, the optoelectronic switch response is fast, it is little to take volume, whether surpasses lowest water level by detecting cistern water level, in time to cistern water supply, first level sensor 31 (optoelectronic switch) of header tank is connected with the first control device of control system 3, is used for the water level of detected set water tank 2.When the water level in first level sensor, the 31 detected set water tanks 2 is lower than lowest water level, send signal to first control device, tap water water intaking valve 5a is connected in control, and it is opened, thereby supplies water in header tank 2 by running water pipe 5; When the water level in first level sensor, the 31 detected set water tanks 2 is not less than (being equal to or higher than) lowest water level, first level sensor 31 sends signal to first control device, tap water water intaking valve 5a is cut off in control, it is closed, thereby stop in header tank, to supply with tap water, guaranteed to maintain in the header tank a certain amount of water,, also can guarantee the normal water of toilet even when making that can not supply washes or the not enough flush toilet of washes in the washing machine uses.
The top of toilet 4 is provided with water-closet tank 41, be used to store and be used for the water of flush toilet, the upper end of water-closet tank 41 is provided with toilet water inlet 41a, toilet water inlet 41a is connected with toilet water inlet pipe 36, so that the water in the header tank 2 is entered in the water-closet tank 41 by toilet water inlet pipe 36, in water-closet tank 41, stores.The side of water-closet tank 41 is provided with the water-closet tank level sensor, and wherein the bowl water level sensor is exactly second level sensor 32, links to each other with the second control device of control system 3, is used to detect the water level in the water-closet tank 41.When the water-closet tank level sensor detects when not having water in the water-closet tank 41 or dropping to lowest water level, send signal to control system 3, connect draining valve 35 and start drainage pump 34 by second control device control and start working, water in water-closet tank 41 in the pumping header tank 2, when the water in the water-closet tank reaches specified altitude assignment, level sensor sends signal, draining valve 35 is closed in second control device control, and drainage pump 34 is quit work, by closing of draining valve 35, prevent that the aqueous reflux of water-closet tank 41 from advancing in the header tank 2 or water-closet tank 41 water inlet overfill.
In order to prevent that water-closet tank 41 is gone in the wastewater sedimentation logistics in the header tank 2, be provided with strainer 33 in drainage pump 34 inlet end, filter out impurity, prevent that transh pump from delivering in the waste water of water-closet tank 41.
In addition, header tank 2 can also link to each other with other water device in washroom and kitchen respectively by pipeline, so that other daily life sewage is all collected in the header tank 2, is used for flush toilet, more effective conserve water resource.
Describe the structure of the washing machine in the utility model domestic water saving system in detail below in conjunction with Fig. 2 to Fig. 6, this washing machine is a kind of washing machine with the function of washing one's hands, and can collect the waste water that washes hand, utilizes the waste water washing clothes of collecting of washing one's hands.
As Fig. 2 and shown in Figure 4, this washing machine shell 1a is installed on the washing machine pedestal 1b, this washing machine top has the water feed apparatus to upper process, Washing Machine Face Cover 13 is established in the position of the water feed apparatus corresponding water outlet in below, this Washing Machine Face Cover 13 is placed in directly over the interior washing/dehydrating bucket 14 of housing 1a, cover 13 is made the shape of wash basin, its bottom is provided with small opening 13a, flow directly in the cover 13 behind the washing hand that water feed apparatus flows out, small opening 13a by cover 13 bottoms flows in the washing/dehydrating bucket 14 of washing machine, like this, the washing hand that people utilize the water feed apparatus on the washing machine to flow out, the water after washing one's hands flows directly into washing machine inside by cover 13, use for laundry washer, saved water, and avoided establishing separately again hand washer, thereby reduced because of establishing the hand washer occupation space.
Also a wash basin can be set separately above cover 13, the wash basin that is provided with can be set on the cover 13 separately, also can be hinged on the washing machine, wash basin can be provided with the structure that a control basin body leaks, the water-leaking structure of wash basin is set as required, by wash one's hands function and other cleaning functions that a wash basin can further improve washing machine are set separately.
Can directly cover 13 be set as the groove shaped structure of band small opening 13a during use, as shown in Figures 2 and 3, delivery port 111 (as shown in Figure 4) is higher than Washing Machine Face Cover 13, and stretches to the Washing Machine Face Cover 13 of band small opening 13a.Small opening 13a is located at the bottommost of cover groove shaped structure, and corresponding with delivery port 111, so that the back draining of washing one's hands flows in the washing tube or dehydration barrel of below swimmingly.
The water feed apparatus at washing machine top is arranged in console 15 rear portions on washing machine top, can be used for supplying water to washing/dehydrating bucket 14, can be used to wash one's hands simultaneously.As shown in Figure 4, water feed apparatus comprises into water box 11, and console 15 rear portion end faces are settled control delivery port 111 water key plate 15a, and console 15 rear portions are outstanding design on washing machine top, the upper edge that promptly is higher than the Washing Machine Face Cover 2 of concave structure is to be convenient for people to wash one's hands and to settle water inlet box 11.
Cause current to spatter outward when preventing that people from washing one's hands, the utility model has also designed other water flowing out structure that prevent that current from spattering outward, as shown in Figure 4, delivery port 111 oblique uppers at water feed apparatus are provided with the inclination catch 18 that prevents the water outlet sputter and water outlet is played downward guide functions, delivery port 111 lower edges are provided with and prevent that water outlet from blowing back into water box 11 belows into and water outlet is guided to spill pocket groove 19 in the cover 13, delivery port 111 is bar shaped or arc section design, can reduce hydraulic pressure, the current that flowed out by delivery port steadily and be waterfall shape like this, be convenient for people to wash one's hands, and current spatter outward when preventing to wash one's hands.
As shown in Figure 5, water inlet box 11 by cold water inlet 161 and hot water inlet pipe 171 respectively with cold, the thermal water source links to each other, cold water inlet 161 and hot water inlet pipe 171 are respectively equipped with the cold valves 16 of control cold water inflow and the hot water valve 17 of control hot water inflow, controller of washer control cold valves 16 is at first opened during water inlet, controlling hot water valve 17 again behind the delay certain hour opens, so that cold water and hot water flow out by delivery port 111 after 11 li mixing of water inlet box, can offer the temperature of washing one's hands that people need, cold water inlet 161 and hot water inlet pipe 171 can use soft rubber tube, be convenient to layout to pipeline, water inlet box 11 can play the effect of alleviating hydraulic pressure and mixing hot and cold water, making delivery port 111 water outlets is warm water, and sluggish flow, easy for people to use.
Wash on the cover 13 that the water of receiving and distributing can converge in concave structure, and directly drop onto by small opening 13a in the washing/dehydrating bucket 14 of washing machine, cause the water in the washing machine excessive for preventing that water level in the washing machine washing/dehydrating bucket 14 is too high, settled the superelevation level sensor in the utility model, as shown in Figure 5 and Figure 6, this superelevation level sensor is the sensor that hydraulic pressure sensor 10 or other are surveyed water levels, is convenient to control that drainage pump of washing machine is in time opened and too much water in the washing machine washing/dehydrating bucket is discharged.
As shown in Figure 6, hydraulic pressure sensor 10 is by tracheae 101 and 14 interior linking to each other of washing/dehydrating bucket, the hydraulic pressure that hydraulic pressure sensor 10 detects in the washing tube 14 by tracheae 101, when the water level in the washing/dehydrating bucket 14 reaches predetermined water level (superelevation water level), hydraulic pressure sensor 10 detects that tracheae 101 internal pressures reach predetermined pressure and the drainage pump 12 of controlling washing machine starts, first water inlet 21 by gutter 121, header tank is to header tank 2 internal drainages, avoids dilutional hyponatremias in the washing/dehydrating bucket 14 and causes excessive.
In other words, a superelevation water level is set on the washing machine control panel, if the water of washing one's hands is too many, make the water that accumulates in the washing/dehydrating bucket 14 surpass the superelevation water level of this setting, then control panel starts drainage pump 12 automatically, unnecessary water is discharged in the header tank 2, when the water in accumulating in washing/dehydrating bucket 14 is lower than the superelevation water level, control drainage pump 12 quits work, that is to say, only preserve one barrel of water after washing one's hands in the Washing dewatering tub 14 at most, water in the Washing dewatering tub neither can be too high and overflow like this, also water wherein can be discharged in the header tank at once, but enter header tank again after utilizing the intact clothing of water washing after washing one's hands, tap water just obtains twice utilization before entering header tank 2 like this, be to wash one's hands for the first time promptly, be washing clothes for the second time, be stored in waste water in the header tank subsequently, be used for flush toilet again to utilize for the third time.
Shown in Fig. 7 and 8, show the washing machine with the function of washing one's hands of another kind of structure.Washing Machine Face Cover 13 is set as the groove shaped structure of band small opening 13a, groove shaped structure middle part at cover 13 forms recessed inside groove, small opening 13a is distributed in the inside groove on the cover 13 and the zone at inside groove rear portion, after can being flowed in the inside groove, water after washing one's hands bleeds in the washing/dehydrating bucket, this cover structure, current spatter outward when both preventing to wash one's hands, and can increase certain space of washing one's hands again.
The water-saving method and the course of work of the utility model domestic water saving system are as follows:
At first, utilize the water feed apparatus of washing machine 1 to wash one's hands, the water of washing one's hands bleeds by cover 13 and collects in the washing/dehydrating bucket 14, then, utilize the water washing clothes of collecting of washing one's hands, washes behind the washing clothes is filtered through filter 120 by drainage pump 12 pumpings, flows into header tank 2 by the gutter 121 and first water inlet 21 and stores.
If hydraulic pressure sensor 10 detects the water of collecting in the washing machine of washing one's hands when surpassing the water water gaging position of regulation, can unnecessary water be discharged in the header tank 2 by starting drainage pump, that avoids collecting in the washing/dehydrating bucket 14 washing one's hands dilutional hyponatremia and causes excessive.In addition, when the normal washing clothes of washing machine 1, the water behind the washing clothes directly is discharged in the header tank 2 by drainage pump 12 and stores.
Then, header tank 2 is constantly collected from the draining of washing machine 1.If the water amount in the header tank 2 is too much, water level has surpassed overfall gap 23, and then unnecessary water can be discharged in the floor drain 24 through bleed off pipe automatically by overfall gap 23.
Then, header tank 2 can supply water to water-closet tank 41, with flush toilet.The header tank delivery port 25 of header tank 2 bottoms links to each other with water-closet tank 41 by drainage pump 34, after water in the water-closet tank 41 is discharged flush toilet, the water level that the water-closet tank level sensor detects in the water-closet tank 41 is low excessively, second control device control by control system 3 starts draining valve 35 and the work of header tank drainage pump, supplies water in water-closet tank; Then, when water reached predetermined water level (toilet tank water is full) in detecting water-closet tank 41, control draining valve 35 cut out, drainage pump 34 quits work.Draining valve 35 cuts out the aqueous reflux or the water inlet overfill that can prevent water-closet tank.
When the water in the header tank 2 constantly after water-closet tank is supplied with, if washing machine 1 does not have washings to supply with header tank 2, water level in the header tank 2 constantly descends like this, when detecting water level in the header tank 2 by the header tank level sensor and be lower than predetermined lowest water level, send the low water stage signal to control system 3,5a opens by first control device control tap water water intaking valve, running water pipe supplies water in header tank 2, make the header tank water level keep being not less than lowest water level, guaranteeing has a certain amount of water in the header tank, even make washing machine not when header tank supply washes or washes are not enough, also can guarantee to the water-closet tank normal water supply.
As shown in figure 10, be the first control device control principle block diagram of the utility model family water utilities system embodiment one.Its control procedure is described with reference to the accompanying drawings.
Wherein, when water level in the header tank 2 is lower than predetermined lowest water level, first level sensor 31 detects when being lower than predetermined lowest water level (perhaps optoelectronic switch connection), first control device control is opened tap water water intaking valve 5a and is supplied water to header tank 2, when header tank 2 water levels rise and surpass predetermined lowest water level, first level sensor 31 detects and is not less than predetermined lowest water level (perhaps optoelectronic switch cut-out), tap water water intaking valve 5a is closed in first control device control, stop to supply water, guarantee that header tank 2 has enough waters to use for toilet 4 to header tank 2.
As shown in figure 11, be the second control device control principle block diagram of the utility model family water utilities system embodiment one.Its control procedure is described with reference to the accompanying drawings.
Wherein, second control device receives the water level signal in the water-closet tank 41, and judges whether water level is lower than lowest water level.If the toilet middle water level is not less than lowest water level, then second control device continues to receive the water level signal in the water-closet tank; When if the toilet middle water level is lower than lowest water level, opening water discharge pump 34 and draining valve 35 supply water to toilet 4, when the toilet middle water level reaches predetermined water level, close drainage pump 34 and draining valve 35, stop to supply water to toilet 4, make to have enough water in the toilet 4, prevent that simultaneously the aqueous reflux in the toilet from advancing in the header tank for use next time.
Collect the water washing clothes of washing one's hands by washing machine 1 in the domestic water saving system of the present utility model, be collected in the header tank with the washes that washs clothes then, in needs, be used for flush toilet, effectively save and utilized water resource.
Machine design in the utility model is reasonable, and the header tank design is intelligent high, can effectively solve the header tank water shortage problem, is convenient to people and normally uses this water-saving system.
This domestic water saving system also can be installed conventional laundry apparatus or other washing facilitys with the function of washing one's hands and replace the above washing machine with the function of washing one's hands, and collects washes by header tank, is used for flush toilet in needs.
Embodiment two
Be illustrated in figure 9 as the overall structure schematic diagram of another embodiment of the utility model domestic water saving system.
Wherein, the structure of the tap water water intaking valve of first control device control is identical with embodiment one in the syndeton of header tank and washing machine, the header tank control system, present embodiment 2 outstanding design points are in the syndeton of header tank 2 with water-closet tank 41, wherein the delivery port 25 of header tank 2 links to each other with a plurality of toilets by booster water pump 34 ', pressurize water tank 6, pre-buried middle water lines, and supplies water for a plurality of water-closet tanks 41 by middle water lines outlet 8b.
Under the situation that does not change the water-closet tank water-supply structure, on header tank and water-closet tank 41 connecting pipes, establish a booster water pump 34 ' and a pressurize water tank 6, pressurize water tank 6 is equipped with pressure sensor 7, the water supply pressure that guarantees toilet 4 is identical with former tap water hydraulic, thereby makes this system go for the conventional toilet cistern water supply.
The pressure sensor 7 that pressurize water tank 6 is provided with is connected with the second control device of control system 3.Water in the pressurize water tank 6 is by the effect of pressure sensor 7 and booster water pump 34 ', remain on and (0.1~0.3MPA) the identical pressure of hydraulic pressure from the beginning, when pressure sensor 7 detects pressure in the pressurize water tank 6 and is lower than 0.1MPA, second control device control booster water pump 34 ' action pumps water in pressurize water tank 6 of control system 3; When pressure sensor 7 detected pressure in the pressurize water tank 6 and reaches 0.3MPA, the second control device control booster water pump 34 ' of control system 3 quit work.This process can repeat.The original water inlet system of water-closet tank can keep, and simple in structure, cost is low.
By the unlatching of the 7 control booster water pumps 34 ' of the pressure sensor in the pressurize water tank 6,, guarantee that the hydraulic pressure in the pressurize water tank 6 is identical with the hydraulic pressure of tap water so that in time pressurize water tank 6 is carried out the supercharging water inlet.After the water in the water-closet tank uses up, water inlet system water inlet by pressurize water tank and water-closet tank, by middle water lines inlet 8a, middle water lines outlet 8b is after the water-closet tank water inlet, pressurize water tank hydraulic pressure reduces, detect pressurize water tank 6 hydraulic pressure that are communicated with it by the pressure sensor in the pressurize water tank 7 and reduce this moment, then start in pressurize water tank 6 and supply water by control system 3 control booster water pumps 34 ', in time to the 6 water filling superchargings of pressurize water tank, this process lasts till that water-closet tank fills with, the pressurize water tank stops to the water-closet tank water filling, when the pressure in pressurize water tank 6 and the middle water lines reaches with the tap water hydraulic uniform pressure, by control system 3 closing presure water pumps, pressure water pump stops pumping.
The control principle of first control device is identical with principle among the embodiment one among the embodiment two, does not repeat them here.
Second control device control principle block diagram as shown in figure 12 among the embodiment two, second control device have such function, when pressure sensor 7 detects hydraulic pressure in the pressurize water tank 6 and is lower than setting pressure, start booster water pump 34 ' and in pressurize water tank 6, supply water, so that make the pressure of pressurize water tank 6 rise to described setting pressure.Concrete control procedure is: second control device receives the hydraulic signal of pressurize water tank 6, and judge whether hydraulic pressure is lower than setting minimum hydraulic pressure (for example 0.1MPA), if when the hydraulic pressure in the pressurize water tank 6 was not less than the minimum hydraulic pressure of setting, second control device continued to receive the hydraulic signal of pressurize water tank 6; When being lower than the minimum hydraulic pressure of setting, opens the hydraulic pressure in the pressurize water tank 6 booster water pump 34 ', water supply supercharging in pressurize water tank 6, when the rising of the hydraulic pressure in the pressurize water tank 6 also reaches the highest hydraulic pressure of setting (reaching 0.3MPA as hydraulic pressure), close booster water pump 34 ', stop to supply water to pressurize water tank 6, the hydraulic pressure that guarantees pressurize water tank 6 is convenient to supply water to other toilets by middle water lines in predetermined range hydraulic pressure.Set hydraulic pressure and be hydraulic pressure from the beginning, scope is at 0.1~0.3MPA.
Although above the utility model is had been described in detail, the utility model is not limited thereto, and those skilled in the art of the present technique can carry out various modifications according to principle of the present utility model.Therefore, all modifications of being done according to the utility model principle all should be understood to fall into protection domain of the present utility model.