CN1435545A - Dowble trap bowl for toilet - Google Patents

Abstract

A dual-trap flush toilet for saving water is characterized by that the hydraulic jar is used as negative pressure generator, different hydraulic jar structures and different water value combinations are used according to water accumulation or non water accumulation mode, and the negative pressure is applied across two traps for displacing the sewage in traps with less clean water. Its advantages are saving water and thorough blowdown.

Description

Dowble trap bowl for toilet

(1) technical field

The field that the present invention relates to is the water saving application category of water flush toilet.

(2) background technology

Water is one of the most valuable resource of nature, and using water wisely is not only that the country that lacks at some water resources but the whole mankind do not allow the responsibility shirked.The flush toilet water accounts for higher proportion in the domestic life water, so, can satisfy the appearance that needs on its function can produce the novel water-saving closet of water-saving result again and just seem particularly important.In order to save the toilet water, the principle that Chinese patent publication No. 1263970 flush toilet adopt is: electricity consumption is driven change the drain elbow rear angle, make it to be easy to drain foreign material, to reach the purpose of water saving blowdown.But other comparatively easy methods should be arranged also.

(3) summary of the invention

The invention provides a kind of Dowble trap bowl water-saving toilet of water flushing, Dowble trap bowl for toilet utilizes tap water and hydraulic cylinder as negative pressure generation drive unit, according to two different working methods of non-storage-type and storage-type, adopt the slightly different hydraulic cylinder structures and the combination of different water valves, in the bedpan water-rinsing process, the negative pressure that hydraulic cylinder produced is applied between two traps, make and replace mixing material in the bedpan trap with less clear water, rinse water-saving purpose well to reach.

The present invention includes toilet, bath part, water supply part and negative pressure generation drive unit, toilet comprises bedpan and following drainage system, bath part comprise water-supply-pipe and be communicated with water-supply-pipe be placed in the interior jet water spout of bedpan, following drainage system comprises two traps and excretory duct, bedpan trap position is higher than the second trap position, be communicated with by connecting caliber between two traps, connect caliber top and be communicated with a feedback pipe, the other end of second trap is communicated with excretory duct; Water supply part and negative pressure generation drive unit comprise connecting line, hydraulic cylinder device and water valve.

Described water supply part and negative pressure generation drive unit are the hydraulic cylinder that toilet is equipped with, the cylinder sleeve that two different-diameters are wherein arranged, built-in big piston is connected by piston rod with valve piston and can be along movable in the pairing big or small cylinder sleeve, two pistons will be divided into epicoele, lumen and cavity of resorption in the hydraulic cylinder, described lumen is equipped with a gas tube orifice and is communicated with the feedback pipe, described cavity of resorption is equipped with an Inlet and outlet water mouth of pipe and is communicated with water inlet pipe and water outlet pipe, the other end of water inlet pipe and water outlet pipe is communicated with a water valve and water-supply-pipe, and the other end of water valve is communicated with running water pipe.

The epicoele of described hydraulic cylinder also is equipped with a scavenge port or goes up top of chamber and has flatly.

Described water supply part and negative pressure generation drive unit are a built-in piston of a hydraulic cylinder and the piston rod that toilet is equipped with, the piston rod that stretches out hydraulic cylinder is the sealing activity with the piston rod guide pin bushing and cooperates, piston will be divided into epicoele and cavity of resorption in the hydraulic cylinder, be equipped with a gas tube orifice in the described epicoele and be communicated with feedback pipe, described cavity of resorption is equipped with an Inlet and outlet water mouth of pipe and is communicated with a water inlet pipe and water outlet pipe, the other end of water inlet pipe and water outlet pipe is communicated with a big water valve and a little water valve, the other end of described big water valve is communicated with water-supply-pipe, the other end of described little water valve is communicated with running water pipe, little water valve is positioned at piston rod top, corresponding piston rod of its switching device and in the piston rod stroke range.

Described water supply part and negative pressure generation drive unit are the cylinder sleeve that two different-diameters are arranged in the hydraulic cylinder that is equipped with of toilet, built-in big piston is connected by piston rod with valve piston and can be along movable in the pairing big or small cylinder sleeve, two pistons will be divided into epicoele in the hydraulic cylinder, lumen and cavity of resorption, described epicoele is equipped with a gas tube orifice and is communicated with the feedback pipe, described cavity of resorption is equipped with an Inlet and outlet water mouth of pipe and is communicated with water inlet pipe and water outlet pipe, the other end of water inlet pipe and water outlet pipe is communicated with a big water valve and a little water valve, the other end of big water valve is communicated with water-supply-pipe, the other end of little water valve is communicated with running water pipe, the piston rod that stretches out hydraulic cylinder is the sealing activity with the piston rod guide pin bushing and cooperates, little water valve is positioned at piston rod top, corresponding piston rod of its switching device and in the piston rod stroke range.

Described water supply part and negative pressure generation drive unit are a built-in piston of a hydraulic cylinder and the piston rod that toilet is equipped with, the piston rod that stretches out hydraulic cylinder is the sealing activity with the piston rod guide pin bushing and cooperates, piston will be divided into epicoele and cavity of resorption in the hydraulic cylinder, be equipped with a gas tube orifice in the described epicoele and be communicated with feedback pipe, described cavity of resorption is equipped with an Inlet and outlet water mouth of pipe and is communicated with a water inlet pipe and water outlet pipe, the other end of water inlet pipe and water outlet pipe, one running water pipe and a water-supply-pipe link to each other with three mouths of pipe of one or two three water-through valve respectively, two-bit triplet water valve with last switching device and following switching device is positioned at the piston rod top, following switching device correspondence piston rod and in the piston rod stroke range.

Described water supply part and negative pressure generation drive unit are the cylinder sleeve that two different-diameters are arranged in the hydraulic cylinder that is equipped with of toilet, built-in big piston is connected by piston rod with valve piston and can be along movable in the pairing big or small cylinder sleeve, two pistons will be divided into epicoele in the hydraulic cylinder, lumen and cavity of resorption, described epicoele is equipped with a gas tube orifice and is communicated with the feedback pipe, described cavity of resorption is equipped with an Inlet and outlet water mouth of pipe and is communicated with water inlet pipe and water outlet pipe, the other end of water inlet pipe and water outlet pipe, one running water pipe and a water-supply-pipe link to each other with three mouths of pipe of one or two three water-through valve respectively, the piston rod that stretches out hydraulic cylinder is the sealing activity with the piston rod guide pin bushing and cooperates, two-bit triplet water valve with last switching device and following switching device is positioned at the piston rod top, following switching device correspondence piston rod and in the piston rod stroke range.

Described two-bit triplet water valve is mechanical, electronic or stacked switch formula water valve.

Described feedback pipe also can be communicated with the inlet end of two one way valves, the other end of one scavenge trunk that is communicated with excretory duct is communicated with other outlet side of two one way valves, a threeway is communicated with gas tube orifice, an one way valve inlet end and an one way valve outlet side respectively, and another threeway is communicated with scavenge port, an one way valve inlet end and an one way valve outlet side respectively.

Described feedback pipe also can be communicated with an one way valve inlet end, and the one way valve outlet side is communicated with excretory duct by the scavenge trunk that links to each other.

The another kind of structure of second trap comprises that connection caliber bottom is stretched in the upper shed container or connection caliber lower end is communicated with this container side wall, the connection caliber that stretches into do not hold with container bottom between the caliber end points that is connected that leaves a segment distance or be communicated with sidewall be lower than upper shed, excretory duct top is contained and also is communicated with this container upper shed.

Can be with a spring on the described piston rod or an extension spring one end links to each other with described valve piston, the other end links to each other with the cavity of resorption bottom.

Described water supply part and negative pressure generation drive unit also comprise a remote controller, the receiver and an active controller of one coupling, wherein the receiver output links to each other with the active controller input, and the active controller output links to each other with automatically controlled water valve or combination water valve circuit.

Described water supply part and negative pressure generation drive unit also comprise a remote controller, the receiver and an active controller of one coupling, wherein receiver output, following switching device output link to each other with the active controller input respectively, and the active controller output links to each other with automatically controlled water valve or combination water valve circuit

Above-mentionedly set forth structure of the present invention and principle and different combinations thereof, can select to adopt non-storage-type or storage-type working method according to the hydraulic pressure situation of different regions, to reach easy to use, to rinse well and water-saving purpose.

(4) description of drawings

Fig. 1 is the sectional view of non-storage-type hydraulic cylinder and toilet.

Fig. 2 is equipped with the non-storage-type hydraulic cylinder of scavenge port and the toilet schematic diagram under in working order.

The hydraulic cylinder partial sectional view that Fig. 3 has reciprocal negative pressure generation function for the non-storage-type of band extension spring.

Fig. 4 is the non-storage-type hydraulic cylinder of Fig. 1 epicoele partial schematic diagram under in working order when being air spring or Allah's spring.

Fig. 5 is storage-type hydraulic cylinder and peviform or the upper shed container shape second trap schematic sectional view.

Fig. 6 is Fig. 5 liquid dynamic schematic diagram in the trap when the hydraulic cylinder process of discharging water closes to an end.

Fig. 7 is that Fig. 6 is along A-A line peviform or the upper shed container shape second trap partial sectional view.

Fig. 8 is automatically controlled water valve and the diagrammatic cross-section fragmentary of the mutually related spring storage-type of controller circuitry hydraulic cylinder.

Fig. 9 is automatically controlled water valve and the partial schematic diagram of the mutually related spring storage-type of controller circuitry hydraulic cylinder under in working order.

Figure 10 is the schematic sectional view of non-storage-type by the toilet of hydraulic cylinder and the combination of two-bit triplet water valve.

Figure 11 is two-bit triplet water valve theory diagram and outline drawing.

Figure 12 for the additional thin spray header of Figure 10 and after hydraulic cylinder discharges water liquid dynamic trend schematic diagram in the trap.

Figure 13 is band spring negative pressure enhancement mode storage-type hydraulic cylinder partial sectional view.

Figure 14 is the partial schematic diagram of band spring negative pressure enhancement mode storage-type hydraulic cylinder under in working order.

Figure 15 has the hydraulic cylinder and the two-position three way water valve combination partial sectional view of reciprocal negative pressure generator function for non-storage-type.

Figure 16 is Figure 15 schematic diagram in use, and wherein water valve is the automatically controlled water valve and the schematic diagram that links to each other with controller circuitry.

Figure 17 is a hand-held remote control transmitter theory diagram.

Figure 18 is the continuous block diagram of receiver of remote-control sytem, demodulator, active controller and automatically controlled water valve circuit that is mated.

Figure 19 is the TWH630 hand-held remote control transmitter schematic diagram of encoderless.

Figure 20 is TWH631 receiver, active controller and automatically controlled water valve circuit diagram.

Figure 21 is the hand-held remote control transmitter circuit schematic diagram that encoder is arranged.

Figure 22 is the receiver that is mated, the decoder that is mated, active controller and automatically controlled water valve circuit diagram.

Figure 23 is the hand-held remote control transmitter outline drawing that has roll encoder.

Figure 24 is receiver, active controller and the automatically controlled water valve control circuit figure that is mated.

Figure 25 is an a kind of two-bit triplet electrical equipment unit Heshui valve.

Figure 26 is a kind of control circuit figure for example of two-bit triplet electrical equipment unit Heshui valve among Figure 25.

Figure 27 is a two-bit triplet electrical equipment unit Heshui valve controling circuit block diagram among Figure 25.

Figure 28 is the automatically controlled water valve of a kind of two-bit triplet (electromagnetic valve).

Figure 29 is a kind of remote-control reception control circuit figure for example of the automatically controlled water valve of two-bit triplet among Figure 28.

Figure 30 is the automatically controlled water valve control circuit of a two-bit triplet block diagram among Figure 28.

Figure 31 is another kind of two-bit triplet combination water valve.

Figure 32 is a kind of control circuit figure for example of two-bit triplet combination water valve among Figure 31.

Figure 33 is a two-bit triplet combination water valve controling circuit block diagram among Figure 31.

Figure 34 is Figure 19,20, Figure 21,22 circuit block diagrams.

Figure 35 is Figure 23,24 circuit block diagrams.

(5) specific embodiment

With reference to Fig. 1,2, the present invention includes toilet, bath part, water supply part and negative pressure generation drive unit; Toilet 17 comprises bedpan and play drainage system, and the bath part comprises that water-supply-pipe 4 (or thick water-supply-pipe 44) that transport clear water and the interior upper edge of bedpan that is placed in that is communicated with water-supply-pipe 4 take the outfall of suitable shapes such as water hole annular, draining flute profile, nozzle shape or the jet pipe of washing by water out of to call jet water spout 5 in the following text; Following drainage system comprises two traps and excretory duct 36, be communicated with by being connected caliber 18 between bedpan trap 16 and second trap 19, connecting caliber 18 tops is communicated with feedback pipe 13, second trap 19 for common trap by be communicated be roughly N shape or horizontal S shape bend pipe is formed, cross section longitudinally can equate or not wait that its other end is communicated with excretory duct 36; The another kind of structure of second trap is that trap 52 is seen Fig. 5,6,7,10 and 12, it comprises that connection caliber 18 bottoms are stretched in the upper shed container 51 (suitable shapes such as ellipse, rectangle or peviform) or connection caliber 18 lower ends are communicated with this container 51 sidewalls, the connection caliber 18 that stretches into do not hold with container 51 bottoms between caliber 18 end points 183 that are connected that leave a segment distance or be communicated with sidewall be lower than upper shed 55, excretory duct 36 trumpet shaped upper part 361 contain and also are communicated with this container upper shed 55; Bedpan trap 16 positions are higher than the second trap position; The bottom of excretory duct 36 is communicated with the sewage draining exit of reservation; Water supply part and negative pressure generation drive unit are to be satisfied with or to be fixed in the toilet 17 or non-storage-type hydraulic cylinders 8 on every side, the cylinder sleeve that two different-diameters are arranged in the hydraulic cylinder 8, built-in big piston 11 is connected by piston rod 9 with valve piston 12 and can be along movable in the pairing cylinder sleeve that is sealed and matched, two pistons will be divided into dynamic epicoele 32 in the hydraulic cylinder 8, lumen 33 and cavity of resorption 34, lumen 33 is equipped with a gas tube orifice 35 and is communicated with feedback pipe 13, cavity of resorption 34 is equipped with an Inlet and outlet water mouth of pipe 14 and is communicated with water inlet pipe and water outlet pipe 7, water inlet pipe and water outlet pipe 7 other ends and water-supply-pipe 4 and be communicated with through the water valve 3 of feed pipe 6, water valve 3 other ends are communicated with running water pipe 1.

During use, tap water with certain pressure is through water pipe 1, water valve 3 (the manual water valves of opening, the late release water valve, suitable water valves such as photo-electric control water valve), one the tunnel enters thin water-supply-pipe 4 washes the bedpan sidewalls and flows into bedpan trap 16 through jet water spout 5, the thicker feed pipe 6 of another route through thicker water inlet pipe and water outlet pipe 7 to hydraulic cylinder cavity of resorption 34 water-fillings, water pressure overcomes on the gravity valve piston 12 and moves, simultaneously, hydraulic cylinder lumen 33 internal volumes increase, produce negative pressure, put between two traps through feedback pipe 13, because the air pressure adjustment and the hermetic seal effect of second trap 19, the negative pressure of bedpan trap 16 rear ends or suction make replaces mixing material in the bedpan trap 16 with less clear water, water valve 3 is automatically or after being closed, hydraulic pressure disappears, and the gravity extruding cavity of resorption 34 of two-piston makes wherein water through water inlet pipe and water outlet pipe 7, water-supply-pipe 4 and jet water spout 5 flow into bedpan trap 16 as the trap moisturizing, and two-piston moves down and resets simultaneously; A circulation is finished; Not storing water in the above-mentioned hydraulic cylinder 8 in advance is non-storage-type hydraulic cylinder pattern.

The flow control valve of settling on water-supply-pipe 4 among Fig. 2 46 is for adjusting discharge; Also can add an extension spring 10 1 ends shown in Fig. 3 and link to each other with valve piston 12, the other end links to each other with cavity of resorption 34 bottoms, so that the corresponding weight that alleviates piston and piston rod; Epicoele 32 is at hydraulic cylinder 8 water-fillings among Fig. 4, big piston 11 rising time space pressurizeds, after hydraulic pressure disappears, air under pressure moves down big piston 11 in the epicoele 32, sealing epicoele 32 plays air spring, as not needing the effect of this air spring, epicoele 32 can have a scavenge port 37 or top and has a diameter and shorten stroke with spacing large and small piston in order to avoid piston breaks away from pairing cylinder sleeve less than the mouth of big piston 11 and with the stroke of epicoele 32 as shown in Figure 2, and above-mentioned addition thereto can separately or be coordinated use; Described herein being sealed into air cavity act as hermetic seal, act as water-stop with water cavity, act as the gas-liquid sealing simultaneously.In addition, when two-piston moves down when resetting, space pressurized in the lumen 33, the mode of release or this gas of balance is or gas directly is balanced during moisturizing between 13 to two traps of feedback pipe, or escape into excretory duct 36 from second trap 19 or 52, maybe can settle an one way valve 15, inlet end is communicated with feedback pipe 13, the outlet side is communicated with excretory duct 36 by the scavenge trunk 30 that links to each other sees Fig. 1,2, acting as when lumen 33 produces negative pressure of one way valve 15 stops the gas in the excretory duct 36 to recharge.

The combination that has the hydraulic cylinder and the one way valve of reciprocal negative pressure generator function shown in Fig. 3 for non-storage-type, threeway 62 is communicated with scavenge port 37, one way valve 59 inlet ends, one way valve 60 outlet sides respectively, threeway 61 is communicated with gas tube orifice 35, one way valve 54 inlet ends, one way valve 56 outlet sides respectively, the inlet end of one way valve 56,60 or suction end are communicated with feedback pipe 13 respectively, and the outlet side of one way valve 54,59 is communicated with scavenge trunk 30 respectively; When hydraulic cylinder 8 water-fillings, when two-piston rises, lumen 33 volumes increase through one way valve 56 from 13 air inlets or air-breathing of feedback pipe, epicoele 32 pressurizeds are given vent to anger to scavenge trunk 30 through one way valve 59, bleeding to make between two traps through feedback pipe 13 produces negative pressure, and the negative pressure of bedpan trap 16 rear ends makes changes bedpan trap 16 interior mixing materials with less clear water; When two-piston descends, epicoele 32 volumes increase through one way valve 60 from 13 air inlets of feedback pipe, bleed to make between two traps through feedback pipe 13 and produce negative pressure, lumen 33 pressurizeds are given vent to anger to scavenge trunk 30 through one way valve 54, promptly in two-piston rising, decline process, the hydraulic cylinder air cavity is always air-breathing from feedback pipe 13, gives vent to anger from scavenge trunk 30, promptly in cavity of resorption 34 water-fillings, the process that discharges water, between two traps negative pressure is arranged all.

With reference to Figure 17,18 with radio, infrared rays or ultrasonic wave wireless remote control technology, or be that the coding and decoding or the tumbling-type coding and decoding wireless remote control technology of carrier is applied in this start-up control device with radio etc., this system comprises the hand-held remote control transmitter as wireless switching, circuit block diagram is seen Figure 17, the output of the receiver of remote-control sytem that the matches block diagram that links to each other with the active controller inlet circuit is seen Figure 18, receiver can be used as startup or the startup and the shutdown signal of this active controller circuit, as transmitter band encoder circuit, then acceptor circuit comprises the decoder of coupling, and the coding and decoding remote control circuit can carry out the control of single-frequency multichannel; When adopting remote control control, water valve 3 changes the automatically controlled water valve device of corresponding congenerous into or adopts and can manually reach electronic combination water valve, and the receiver output links to each other with the active controller inlet circuit, and the active controller output links to each other with automatically controlled water valve circuit; Described controller is that active finger controller has electric energy or is connected with power supply, can be AC power, dc source, voltage-stabilized power supply, safe low tension, battery or rechargeable battery etc.; The receiver of remote control transmitter and coupling can replace contact-making switch or other Starting mode etc. as the remote control unlatching or the switching device of electric control valve device; As start button SB1 in Figure 19 hand-held remote control transmitter 210, the receiver 212 of coupling is energized and exports a negative pulse to controller, trigger monostable circuit 214 output adjustable positive pulses of one time and make power tube VT1 conducting, relay J 1 energising, thereby J1-1 closed making among Figure 20 in contact closed automatically as the DF unlatching of automatically controlled water valve and by the designed time, and its course of work is as aforementioned; Another example, as start hand-held remote controller 216 button SB2 among Figure 21, wherein encoder 215 can be VD5026 or PT2262, decoder 220 be should have in the receiver 218 that mates among Figure 22 and pairing VD5027 or PT2272 are, export a high level to monostable 222 inputs, monostable 222 output adjustable in advance low levels of one time, thereby make relay J 2 conductings, contact J2-1 makes water valve DF3 connect with power supply (exchanging or direct current) loop, and water valve DF3 opens and closes automatically by the designed time; In sum, start hand-held remote controller, the receiver of coupling is exported high level or a low level different with normality, this output links to each other with monostable input, this signal triggering monostable circuit, make to link to each other with monostable circuit output or switch on, also can be with encoder and decoder in the receiver of described remote controller and coupling by the automatically controlled water valve DF that power amplifier links to each other.

See Fig. 5,6,7,8 and 9, the another kind of water supply part and negative pressure generation drive unit is replaced structure, the combination of non-storage-type hydraulic cylinder 8 and water valve 3 is changed into the combination of storage-type hydraulic cylinder 39 and little water valve 2 and big water valve 31, hydraulic cylinder 39 a built-in piston 42 and piston rods 41, the piston rod 41 that stretches out hydraulic cylinder 39 is the sealing activity with piston rod guide pin bushing 38 and cooperates, piston 42 is divided into dynamic epicoele 28 and cavity of resorption 29 with hydraulic cylinder 39, one gas tube orifice 43 is arranged in the hydraulic cylinder epicoele 28 and manage 13 and be communicated with feedback, cavity of resorption 29 has an Inlet and outlet water mouth of pipe 45 and (thicker than water inlet pipe and water outlet pipe 7 with a water inlet pipe and water outlet pipe 47, effect is roughly the same) be communicated with, the other end of water inlet pipe and water outlet pipe 47 is communicated with big water valve 31 and the feed pipe 6 through linking to each other is communicated with little water valve 2, the other end of big water valve 31 is (thicker than water-supply-pipe 4 with the water-supply-pipe 44 that is connected jet water spout 5, effect is roughly the same) be communicated with, the other end of little water valve 2 is communicated with running water pipe 1, little water valve 2 is positioned at or is fixed in piston rod 41 tops, its switching device 58 (or is a button, or be near switching device, or be photoelectric switch) corresponding piston rod 41 and in piston rod 41 stroke range, the switch motion of promptly little water valve 2 is mainly controlled by the stroke of piston rod 41.

During use, open big water valve 31 (manual water valves, the late release water valve, suitable water valves such as photo-electric control water valve), the weight of piston 42 makes the big flow of storage water in the hydraulic cylinder 39 from thick water inlet pipe and water outlet pipe 47, through big water valve 31, thick water-supply-pipe 44 and jet water spout 5 flushing bedpan sidewalls also flow in the bedpan trap 16, simultaneously, hydraulic cylinder epicoele 28 spaces enlarge rapidly, produce strong negative pressure, put on connection caliber 18 through feedback pipe 13, because the air pressure adjustment and the hermetic seal effect of second trap 19 or 52, strong negative pressure makes bedpan trap 16 produce swabbing but not adds the siphon that water causes fast, thereby wash out or replace former mixing material in the bedpan with a small amount of clear water, simultaneously, the piston rod 41 that moves down breaks away from switching device 58 as button, the button 58 at pressurized does not make little water valve 2 (break the formula water valve, stroke or limit switch formula water valve, photo-electric control water valve etc.) open, the discharge less little water valve 2 of tap water through opening, thinner feed pipe 6, water-supply-pipe 44 and jet water spout 5 are to bedpan, dotted line is depicted as water (flow) direction in Fig. 6 water pipe, mixing material is finished by the clear water displacement in bedpan, in the cavity of resorption 29 water base discharge and trap water seal moisturizing after, big water valve 31 automatically delayings are closed or are closed, at this moment the little water valve 2 of pressure tap water through still opening, water inlet pipe and water outlet pipe 47 begins to charge in the hydraulic cylinder cavity of resorption 29, hydraulic pressure overcomes on piston 42 and piston rod 41 weight and driven plunger 42 and the piston rod 41 and moves, run into button 58 until closing little water valve 2, water-filling stops, for next circulation has stored water, a circulation is finished in the hydraulic cylinder 39; The advantage of second trap 52 is the moment that caliber 18 negative pressure disappear, two traps produce stronger siphon sometimes, cause run off the simultaneously due water yield of trap and need further many supplementing water of two traps, and second trap 52 can slacken this effect than second trap 19, thereby tilting connection caliber 18 is easy to the solid in the liquid is poured the another side inflow excretory duct 36 of second trap, in hydraulic cylinder cavity of resorption 29 water filling processes, slowly hydraulic cylinder epicoele 28 gases by compression escape into that liquid multithread that excretory duct 36 can not cause hermetic seal effects in second trap 52 is lost and use next time that influences toilet 17 from second trap 52.

As adopt remote control to control, water valve 31 changes the automatically controlled water valve device of corresponding congenerous into or adopts and can manually reach electronic combination water valve, the receiver output links to each other with the active controller inlet circuit, the active controller output links to each other with automatically controlled water valve circuit, control box 50 comprises receiver and active controller among Fig. 8,9, links to each other with water valve 31 circuit as automatically controlled water valve through lead 49; As start button SB1 in Figure 19 hand-held remote control transmitter 210, the receiver 212 of coupling is energized and exports a negative pulse to controller, trigger monostable circuit 214 output adjustable positive pulses of one time and make relay J 1 energising, thereby J1-1 closed making among Figure 20 in contact closed automatically as the DF31 unlatching of automatically controlled water valve and by the designed time; Or as button SB2 in the hand-held remote control transmitter 216 that starts Figure 21 band encoder, the receiver 218 of coupling is energized and exports positive pulse and trigger that monostable circuit 222 outputs one negative pulse makes relay J 2 energisings in the active controller, the DF31 as automatically controlled water valve opens and closes automatically by the designed time among Figure 22 thereby make, circuit block diagram is seen Figure 34, and its course of work is as above-mentioned.

See Figure 10,11,12, another kind of water valve of the present invention is replaced structure, change the big water valve 31 and the little water valve 2 that are equipped with among Fig. 5 into switching regulator two-bit triplet water valve 63 (mechanical types, electrodynamic type, photo-electric or combined type), this working method also becomes non-storage-type by storage-type, so-called switching regulator water valve is the switching device such as the mechanical button of water valve, be connected with the electronic button of electric energy or inductive switch by approaching, be touched or be touched to a certain degree or behind the stroke, otherwise water valve by buttoned-up status transfer at once the complete opening state or, running water pipe 1 and thick water-supply-pipe 44 respectively with two mouths of pipe 53 of two-bit triplet water valve 63 1 sides, 64 are communicated with, thick water inlet pipe and water outlet pipe 47 is communicated with a mouth of pipe 57 of two-bit triplet water valve 63 opposite sides, having two-bit triplet water valve 63 that last switch 65 devices and following switch 66 install is positioned at or is fixed in piston rod 41 tops, following switch 66 installs corresponding piston rods 41 and in piston rod 41 stroke range, the switch motion of following switch 66 devices is mainly controlled by the stroke of piston rod 41.

During use, press as the last switch 65 of mechanical button and see Figure 10,63 transpositions of two-bit triplet water valve, running water pipe 1 and water inlet pipe and water outlet pipe 47 conductings, close water-supply-pipe 44 simultaneously, tap water enters hydraulic cylinder cavity of resorption 29 through water inlet pipe and water outlet pipe 47, press water makes on piston 42 and the piston rod 41 and moves, piston rod 41 near upper go up under the two-bit triplet water valves of top switch 66 until make as mechanical type two-bit triplet water valve 63 positions switch or piston rod 41 upper (non-contact switch is as near switch near to or in contact with switch 66 down, contact-making switch such as travel switch or photoelectric switch) make as the two-bit triplet water valve 63 positions switching that has or be connected with the photo-electric control of electric energy, water inlet pipe and water outlet pipe 47 is connected with water-supply-pipe 44, close running water pipe 1 simultaneously and see Figure 12, the gravity of piston 42 and piston rod 41 (or elastic force such as piston rod 41 be with spring 40) make big flows of water in the hydraulic cylinder cavity of resorption 29 from thick water inlet pipe and water outlet pipe 47 through thick water-supply-pipe 44, jet water spout 5 is to bedpan, piston 42 moves down, the negative pressure that hydraulic cylinder epicoele 28 produces reaches between two traps, piston rod 41 moves down and breaks away from switch 66 down, wash out in the bedpan behind the former mixing material with a small amount of clear water, cavity of resorption 29 water have been arranged, negative pressure disappears, piston 42 and piston rod 41 original state that resets is back seen Figure 10, it is interior as moisturizing that the middle midway water of thick water pipe continues to flow into bedpan, and a circulation is finished.

Two-bit triplet water valve 63 is the combination water valve of band location among Figure 25, last switch 65 devices are hand switch, following switch 66 devices are the travel switch of electromagnet coil, press switch 65, the mouth of pipe 53 and the mouth of pipe 57 conductings also are positioned, the mouth of pipe 64 is closed, hydraulic cylinder cavity of resorption 29 water-fillings, move on the piston rod 41, contact is as the following switch 66 of travel switch, its constant open contact 66 moving monostable d type flip flops 230 that touch in the active controller that merge are seen Figure 26, and trigger 230 outputs have the high potential of certain hour to make power tube VT3 conducting, relay J 3 energisings, contact J3-1 closure, the DF63 electromagnet coil is switched within a certain period of time, makes 63 transpositions of combination water valve, and the mouth of pipe 57 and the mouth of pipe 64 conductings also are positioned, the mouth of pipe 53 is closed as described above, hydraulic cylinder 39 drainings also produce negative pressure, bath is also changed process such as water, and a circulation is finished, and Figure 27 is the circuit block diagram of this type water valve.

Two-bit triplet water valve 63 is the electromagnetism water valve among Figure 28, last switch 65 devices are replaced by hand-held remote controller 224, following switch 66 devices are the travel switch of electromagnetic valve, start hand-held remote controller 224 and see Figure 23, Figure 24 receiver 226 output unlatching high potentials start the bistable d flip-flop 228 in the active controller, power tube VT2 conducting, electromagnet coil power as electromagnetism water valve DF63,63 transpositions of two-bit triplet water valve, the mouth of pipe 53 and the mouth of pipe 57 conductings, the mouth of pipe 64 is closed, hydraulic cylinder cavity of resorption 29 water-fillings move on the piston rod 41, until following switch 66 devices of contact as travel switch, its 66 moving merging of constant open contact are touched monostable 555 triggers 214, it is exported shaped pulse triggering d type flip flop 228 and transfers low level to, electromagnetism water valve DF63 outage, and two-bit triplet water valve 63 resets under spring action, the mouth of pipe 57 and the mouth of pipe 64 conductings, the mouth of pipe 53 is closed; When starting hand-held remote controller 224, Figure 29 is another routine circuit, receiver 226 output unlatching high potentials make power tube VT4 conducting, relay J 4 energisings, contact J4-1, the J4-2 closure, the 63 energising transpositions of two-bit triplet water valve, the mouth of pipe 64 is closed, the mouth of pipe 53 and the mouth of pipe 57 conductings also begin to hydraulic cylinder 39 water-fillings, move on the piston rod 41, when contact during as the following switch 66 of travel switch, the constant close contact 66 block system relay J4 loops of this switching device, electromagnetism water valve DF63 outage, two-bit triplet water valve 63 resets under spring action, the mouth of pipe 57 and the mouth of pipe 64 conductings, the mouth of pipe 53 is closed, and hydraulic cylinder 39 drainings also produce negative pressure, bath is also changed process such as water as described above; Figure 30 or Figure 35 are the circuit block diagram of this type water valve.

Two-bit triplet water valve 63 is an another kind of band location combination water valve among Figure 31, last switch 65 can be used as the hand switch button or starts the button of going up calutron 631 for hand switch, following switch 66 can be used as mechanical switch or starts the travel switch of calutron 632 down, press switch 65, water valve 63 machinery transpositions or relay J 5 energisings, contact J5-1 closure, last calutron DF631 is connected with Pulse Electric and sees Figure 32, the mouth of pipe 53 and the mouth of pipe 57 conductings also are positioned, hydraulic cylinder cavity of resorption 29 water-fillings, move on the piston rod 41, contact is as the following switch 66 of mechanical button or travel switch, its mechanical mechanism or constant open contact 66 are communicated with, relay J 6 energisings, contact J6-1 closure makes calutron DF632 be connected with Pulse Electric, combination water valve 63 resets, the mouth of pipe 57 and the mouth of pipe 64 conductings also are positioned, and the mouth of pipe 53 is closed, and hydraulic cylinder 39 drainings also produce negative pressure, bath is also changed water, piston rod 41 moves down the following switch 66 of disengaging and resets, and a circulation is finished; Figure 33 is the circuit block diagram of this type water valve; Following switch 66 can be travel switch, limit switch or photoelectric switch etc.

Circuit is receiver or last switch in sum, switching device output links to each other with the active controller input respectively down, active controller output links to each other with water valve, and wherein active controller comprises multiple combinational circuits such as power amplifier, monostable circuit, bistable circuit or relay circuit at dissimilar water valves.

Referring to Figure 12, be limited to non-storage-type working method, can be between water inlet pipe and water outlet pipe 47 and water-supply-pipe 44 or water inlet pipe and water outlet pipe 47 and additional being placed in the bedpan be connected with a thin conduit 441 between the upper edge annular spray irrigation pipe 501, promptly in non-storage-type hydraulic cylinder water filling process, water flushing bedpan sidewall is also arranged by additional thin conduit 441.

Referring to Figure 13,14 and contrast Fig. 5,6, the further replacement device of water supply part of the present invention and negative pressure generation drive unit is a negative pressure enhancement mode storage-type hydraulic cylinder 20, be about to hydraulic cylinder 39 and change hydraulic cylinder 20 into, the cylinder sleeve that two different-diameters are also arranged in the hydraulic cylinder 20, built-in big piston 22 is connected by piston rod 21 with valve piston 23 and can be along movable in the pairing big or small cylinder sleeve, two pistons will be divided into epicoele 25 in the hydraulic cylinder 20, lumen 26 and cavity of resorption 27, epicoele 25 is equipped with a gas tube orifice 43 and is communicated with feedback pipe 13, cavity of resorption 27 is equipped with an Inlet and outlet water mouth of pipe 45 and is communicated with water inlet pipe and water outlet pipe 47, the other end of water inlet pipe and water outlet pipe 47 is communicated with big water valve 31 and little water valve 2 respectively, the other end of big water valve 31 is communicated with water-supply-pipe 44, the other end of little water valve 2 is communicated with running water pipe 1, the piston rod 21 that stretches out hydraulic cylinder 20 is the sealing activity with piston rod guide pin bushing 24 and cooperates, little water valve 2 is positioned at or is fixed in piston rod 21 tops, switching device 58 corresponding piston rods 21 and in piston rod 21 stroke range, the switch motion of promptly little water valve 2 is mainly controlled by the stroke of piston rod 21.

During use, open big water valve 31, the weight of two-piston and piston rod 21 or as the elastic force that is enclosed within piston rod 21 upper springs 40 make the big flow of storage water in the hydraulic cylinder 20 from thick water inlet pipe and water outlet pipe 47, big water valve 31 through conducting, thick water-supply-pipe 44 and jet water spout 5 flushing bedpan sidewalls also flow into bedpan trap 16, simultaneously, two-piston moves down hydraulic cylinder epicoele 25 spaces is enlarged rapidly, because big piston 22 is bigger than the diameter of valve piston 23, the absolute value of the extensive magnitude of epicoele 25 spatial volume increases considerably than the absolute value of the reduction of the current volume of cavity of resorption, thereby in epicoele 25 spaces, produce stronger negative pressure, through feedback pipe 13, put on and connect stronger negative pressure or suction in the caliber 18, make bedpan trap 16 produce swabbing, using clear water to wash out or replace in the process of former mixing material in the bedpan can further economize on water, lumen 26 similar air springs, the air pressure that wherein presets is depended in this effect, the piston rod 21 that moves down breaks away from switching device 58 as button, little water valve 2 is opened, water base discharge in cavity of resorption 27, after mixing material is replaced the also moisturizing that finishes by clear water in the bedpan trap 16, big water valve 31 automatically delayings are closed or are closed, at this moment the little water valve 2 of pressure tap water through still opening overcomes two-piston gravity or begins water-filling in cavity of resorption 27 as spring 40 elastic force, make on the piston rod 21 and move, run into button 58 until closing little water valve 2, water-filling stops, see Figure 13 for next circulation has stored press water and restPosed in the hydraulic cylinder 20, a circulation is finished.As previously mentioned, big water valve 31 can be automatically controlled water valve again.

In Fig. 8,9,13 and 14, for alleviating piston weight, a spring 40 can be enclosed within on piston rod 21 or the piston rod 41, can in lumen 26, be equipped with a scavenge port 48 again; When hydraulic cylinder 20 water-fillings, move when resetting on big piston 22 is slow relatively, epicoele 25 internal volumes shrink, or air under pressure is directly between 13 to two traps of feedback pipe, escape into excretory duct 36 from second trap 19 or 52, maybe can settle an one way valve 15, inlet end is communicated with feedback pipe 13, and the outlet side is communicated with excretory duct 36 by the scavenge trunk 30 that links to each other.

Also change big water valve 31 and the little water valve of being settled among Figure 13 2 into switching regulator two-bit triplet water valve 63 among Figure 15, this working method also becomes the non-storage-type of negative pressure enhancement mode by negative pressure enhancement mode storage-type, running water pipe 1 and water-supply-pipe 44 respectively with two mouths of pipe 53 of two-bit triplet water valve 63 1 sides, 64 are communicated with, water inlet pipe and water outlet pipe 47 is communicated with the two-bit triplet water valve 63 opposite side mouths of pipe 57, having two-bit triplet water valve 63 that last switch 65 devices and following switch 66 install is positioned at or is fixed in piston rod 21 tops, following switch 66 installs corresponding piston rods 21 and in piston rod 21 stroke range, the transposition action of following switch 66 devices is mainly controlled by the stroke of piston rod 21.

During use, press switch 65,63 transpositions of two-bit triplet water valve, running water pipe 1 is connected with thick water inlet pipe and water outlet pipe 47, close thick water-supply-pipe 44 simultaneously, the press water that charges into hydraulic cylinder cavity of resorption 27 makes on the two-piston and moves, when piston rod 21 near upper and when withstanding under the two-bit triplet water valve switch 66 (state among similar Figure 16), 63 transpositions of switching regulator two-bit triplet water valve, close running water pipe 1 and connect thick water inlet pipe and water outlet pipe 47 and thick water-supply-pipe 44, under the elastic force extruding of the gravity of two-piston and piston rod 21 or spring 40, water flows out in the bedpan through the thick big flow of water pipe in the cavity of resorption 27, two-piston moves down, hydraulic cylinder epicoele 25 spaces enlarge rapidly, because big piston 22 is bigger than the diameter of valve piston 23, see before and state, thereby producing stronger negative pressure in epicoele 25 spaces puts between two traps, thereby wash out further water saving in the former mixing material process of bedpan with clear water, switch 66 to cavity of resorption 27 water had been arranged under piston rod 21 moved down and breaks away from, two-piston and piston rod 21 original state that resets is back seen Fig. 15, negative pressure disappears, thick water pipe midway in water continue to flow into by in the bedpan after the clear water displacement as moisturizing, a circulation is finished.

Have the hydraulic cylinder of reciprocal negative pressure generation function and the combination of one way valve with reference to Figure 15 for non-storage-type, gas circulating among similar Fig. 3, threeway 62 is communicated with gas tube orifice 43, one way valve 59 inlet ends and one way valve 60 outlet sides, threeway 61 is communicated with scavenge port 48, one way valve 54 inlet ends and one way valve 56 outlet sides, the inlet end of one way valve 56 and one way valve 60 is communicated with feedback pipe 13, and the outlet side of one way valve 54 and one way valve 59 is communicated with scavenge trunk 30; As previously mentioned, can between water inlet pipe and water outlet pipe 47 and water-supply-pipe 44, connect a thin conduit or water inlet pipe and water outlet pipe 47 and additional be placed in bottom, upper edge in the bedpan and be equipped with between the thin annular spray irrigation pipe 501 of many apertures and be connected with a thin conduit 441, water flushing bedpan sidewall is promptly also arranged in non-storage-type hydraulic cylinder water filling process.

With reference to Figure 15 and contrast Figure 10,11,12, press switch 65,63 transpositions of two-bit triplet water valve, running water pipe 1 is closed thick water-supply-pipe 44 simultaneously with water inlet pipe and water outlet pipe 47 conductings, move on the water-filling two-piston in the hydraulic cylinder 20, lumen 26 volumes increase, bleed from feedback pipe 13 through one way valve 56, make between two traps and produce negative pressure, impel the liquid in the bedpan trap 16 to flow into gradually in the connection caliber 18, simultaneously, sub-fraction pressure tap water enters thin annular spray irrigation pipe 501 spray bedpan sidewalls and flows in the bedpan through thin conduit 441, and epicoele 25 pressurizeds are given vent to anger to scavenge trunk 30 through one way valve 59; When piston rod 21 withstands 63 times switches 66 of two-bit triplet water valve as Figure 16 state, 63 transpositions of switching regulator two-bit triplet water valve are connected water inlet pipe and water outlet pipe 47 and water-supply-pipe 44, close running water pipe 1 simultaneously, two-piston weight or spring 40 elastic force make the big flow of water in the hydraulic cylinder 20 from thick water inlet pipe and water outlet pipe 47 in thick water-supply-pipe 44 and jet water spout 5 impouring bedpans, two-piston descends rapidly, lumen 26 pressurizeds are given vent to anger to scavenge trunk 30 through one way valve 54, the rapid increase of epicoele 25 volumes is bled to make from feedback pipe 13 through one way valve 60 and is produced strong negative pressure between two traps, swabbing takes place in bedpan trap 16, the clear water of impouring can wash out or replace the mixing material of remaining part in the bedpan trap 16 this moment efficiently, water in the cavity of resorption 27 has been arranged, negative pressure disappears, water is as the water seal moisturizing in the way in the thick water pipe, and two-piston and piston rod 21 return original position again and see Figure 15; Be that hydraulic cylinder 20 is in water-filling, the process that discharges water, always give vent to anger, bleed, in this process, all be subjected to the effect of negative pressure between two traps from feedback pipe 13 from scavenge trunk 30, available less clear water is replaced mixing material in the bedpan trap 16, thus further using water wisely.In like manner, as shown in figure 16, this two-bit triplet water valve 63 also can be automatically controlled water valve or combination water valve and can be controlled as previously mentioned by remote control.

Dowble trap bowl for toilet of the present invention has been set forth and has been utilized hydraulic cylinder to carry out the operating principle of non-storage-type and storage-type different modes as negative pressure generation drive unit, based on above-mentioned principle, the present invention also has some distortion, such as serving as that the composite set of container of sealing inner bag outer cover variable-volume or constant volume is to replace hydraulic cylinder negative pressure generation drive unit with bellows, air bag or with bellows, air bag, perhaps bellows or air bag use with the hydraulic cylinder combination of drive means as the negative pressure generation cavity etc., in like manner, the sitting type toilet seat principle also can be applicable to squatting pot.

Claims (16)

1. Dowble trap bowl for toilet, comprise toilet, the bath part, water supply part and negative pressure generation drive unit, toilet comprises bedpan and following drainage system, bath part comprise water-supply-pipe and be communicated with water-supply-pipe be placed in the interior jet water spout of bedpan: it is characterized in that: following drainage system comprises two traps and excretory duct, bedpan trap (16) position is higher than second trap (19) or second trap (52) position, be communicated with by connecting caliber (18) between two traps, connect caliber (18) top and be communicated with a feedback pipe (13), the other end of second trap (19) or second trap (52) is communicated with excretory duct (36); Water supply part and negative pressure generation drive unit comprise connecting line, hydraulic cylinder device and water valve.

2. Dowble trap bowl for toilet according to claim 1, it is characterized in that: described water supply part and negative pressure generation drive unit are the hydraulic cylinder (8) that toilet (17) is equipped with, the cylinder sleeve that two different-diameters are wherein arranged, built-in big piston (11) is connected by piston rod (9) with valve piston (12) and can be along movable in the pairing big or small cylinder sleeve, two pistons will be divided into epicoele (32) in the hydraulic cylinder (8), lumen (33) and cavity of resorption (34), described lumen (33) is equipped with a gas tube orifice (35) and is communicated with feedback pipe (13), described cavity of resorption (34) is equipped with an Inlet and outlet water mouth of pipe (14) and is communicated with water inlet pipe and water outlet pipe (7), the other end of water inlet pipe and water outlet pipe (7) is communicated with a water valve (3) and water-supply-pipe (4), and the other end of water valve (3) is communicated with running water pipe (1).

3. Dowble trap bowl for toilet according to claim 2 is characterized in that: the epicoele (32) of described hydraulic cylinder (8) is equipped with a scavenge port (37) or epicoele (32) top has flatly.

4. Dowble trap bowl for toilet according to claim 1, it is characterized in that: described water supply part and negative pressure generation drive unit are a built-in piston of a hydraulic cylinder (39) (42) and the piston rod (41) that toilet (17) is equipped with, the piston rod (41) that stretches out hydraulic cylinder (39) is the sealing activity with piston rod guide pin bushing (38) and cooperates, piston (42) will be divided into epicoele (28) and cavity of resorption (29) in the hydraulic cylinder (39), be equipped with a gas tube orifice (43) in the described epicoele (28) and manage (13) and be communicated with feedback, described cavity of resorption (29) is equipped with a water inlet pipe and water outlet pipe (45) and is communicated with a water inlet pipe and water outlet pipe (47), the other end of water inlet pipe and water outlet pipe (47) is communicated with a big water valve (31) and a little water valve (2), the other end of described big water valve (31) is communicated with water-supply-pipe (44), the other end of described little water valve (2) is communicated with running water pipe (1), little water valve (2) is positioned at piston rod (41) top, the corresponding piston rod of its switching device (58) (41) and in piston rod (41) stroke range.

5. Dowble trap bowl for toilet according to claim 1, it is characterized in that: described water supply part and negative pressure generation drive unit are the cylinder sleeve that two different-diameters are arranged in the hydraulic cylinder (20) that is equipped with of toilet (17), built-in big piston (22) is connected by piston rod (21) with valve piston (23) and can be along movable in the pairing big or small cylinder sleeve, two pistons will be divided into epicoele (25) in the hydraulic cylinder (20), lumen (26) and cavity of resorption (27), described epicoele (25) is equipped with a gas tube orifice (43) and is communicated with feedback pipe (13), described cavity of resorption (27) is equipped with an Inlet and outlet water mouth of pipe (45) and is communicated with water inlet pipe and water outlet pipe (47), the other end of water inlet pipe and water outlet pipe (47) is communicated with a big water valve (31) and a little water valve (2), the other end of big water valve (31) is communicated with water-supply-pipe (44), the other end of little water valve (2) is communicated with running water pipe (1), the piston rod (21) that stretches out hydraulic cylinder (20) is the sealing activity with piston rod guide pin bushing (24) and cooperates, little water valve (2) is positioned at piston rod (21) top, the corresponding piston rod of its switching device (58) (21) and in piston rod (21) stroke range.

6. Dowble trap bowl for toilet according to claim 1, it is characterized in that: described water supply part and negative pressure generation drive unit are a built-in piston of a hydraulic cylinder (39) (42) and the piston rod (41) that toilet (17) is equipped with, the piston rod (41) that stretches out hydraulic cylinder (39) is the sealing activity with piston rod guide pin bushing (38) and cooperates, piston (42) will be divided into epicoele (28) and cavity of resorption (29) in the hydraulic cylinder (39), be equipped with a gas tube orifice (43) in the described epicoele (28) and manage (13) and be communicated with feedback, described cavity of resorption (29) is equipped with an Inlet and outlet water mouth of pipe (45) and is communicated with a water inlet pipe and water outlet pipe (47), the other end of water inlet pipe and water outlet pipe (47), running water pipe (1) and water-supply-pipe (44) respectively with three mouths of pipe (57 of one or two three water-through valve (63), 53,64) link to each other, two-bit triplet water valve (63) with last switch (65) device and following switch (66) device is positioned at above the piston rod (41), and following switch (66) installs corresponding piston rod (41) and in piston rod (41) stroke range.

7. Dowble trap bowl for toilet according to claim 6 is characterized in that: described two-bit triplet water valve (63) is mechanical, electronic or stacked switch formula water valve.

8. Dowble trap bowl for toilet according to claim 1, it is characterized in that: described water supply part and negative pressure generation drive unit are the cylinder sleeve that two different-diameters are arranged in the hydraulic cylinder (20) that is equipped with of toilet (17), built-in big piston (22) is connected by piston rod (21) with valve piston (23) and can be along movable in the pairing big or small cylinder sleeve, two pistons will be divided into epicoele (25) in the hydraulic cylinder (20), lumen (26) and cavity of resorption (27), described epicoele (25) is equipped with a gas tube orifice (43) and is communicated with feedback pipe (13), described cavity of resorption (27) is equipped with an Inlet and outlet water mouth of pipe (45) and is communicated with water inlet pipe and water outlet pipe (47), the other end of water inlet pipe and water outlet pipe (47), running water pipe (1) and water-supply-pipe (44) respectively with three of one or two three water-through valve (63) pipes (57,53,64) link to each other, the piston rod (21) that stretches out hydraulic cylinder (20) is the sealing activity with piston rod guide pin bushing (24) and cooperates, two-bit triplet water valve (63) with last switch (65) device and following switch (66) device is positioned at above the piston rod (21), and following switch (66) installs corresponding piston rod (21) and in piston rod (21) stroke range.

9. Dowble trap bowl for toilet according to claim 8 is characterized in that: described two-bit triplet water valve (63) is mechanical, electronic or stacked switch formula water valve.

10. according to claim 5,8 or 9 described Dowble trap bowl for toilet, it is characterized in that: described lumen (26) also is equipped with a scavenge port (48).

11. Dowble trap bowl for toilet according to claim 10, it is characterized in that: described feedback pipe (13) also can be communicated with the inlet end of one way valve (56) and one way valve (60), one scavenge trunk (30) that is communicated with excretory duct (36) is communicated with the outlet side of one way valve (54) and one way valve (59), threeway (62) is communicated with gas tube orifice (43), one way valve (59) inlet end and one way valve (60) outlet side respectively, and threeway (61) is communicated with scavenge port (48), one way valve (54) inlet end and one way valve (56) outlet side respectively.

12. according to any one described Dowble trap bowl for toilet in the claim 1 to 9, it is characterized in that: can settle an one way valve (15), inlet end is communicated with feedback pipe (13), and the outlet side is communicated with excretory duct (36) by the scavenge trunk (30) that links to each other.

13. according to any one described Dowble trap bowl for toilet in claim 1 to 9 or 11, it is characterized in that: described second trap (52) comprises that connection caliber (18) bottom is stretched in the upper shed container (51) or connection caliber (18) lower end is communicated with this container (51) sidewall, caliber (18) end points (183) that is connected that leaves a segment distance or connection sidewall between the connection caliber (18) that stretches into is not held bottom container (51) is lower than upper shed (55), and this container upper shed (55) is contained and be communicated with in excretory duct top (361).

14. according to any one described Dowble trap bowl for toilet in claim 1 to 9 or 11, it is characterized in that: can be with a spring (40) on described piston rod (21) or the piston rod (41) or an extension spring (10) one ends link to each other with described valve piston (12), the other end links to each other with cavity of resorption (34) bottom.

15. according to any one described Dowble trap bowl for toilet in the claim 1 to 5, it is characterized in that: described water supply part and negative pressure generation drive unit also comprise a remote controller, the receiver and an active controller of one coupling, wherein the receiver output links to each other with the active controller inlet circuit, and the active controller output links to each other with automatically controlled water valve or combination water valve circuit.

16. according to any one described Dowble trap bowl for toilet in claim 6 to 9 or 11, it is characterized in that: described water supply part and negative pressure generation drive unit also comprise a remote controller, the receiver and an active controller of one coupling, wherein receiver output, following switching device output link to each other with the active controller inlet circuit respectively, and the active controller output links to each other with automatically controlled water valve or combination water valve circuit.

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