CN87212105U

CN87212105U - Water-saving toilet with water jet

Info

Publication number: CN87212105U
Application number: CN 87212105
Authority: CN
Inventors: 朴龙奎
Original assignee: Individual
Current assignee: Individual
Priority date: 1987-08-26
Filing date: 1987-08-26
Publication date: 1988-06-15

Abstract

The utility model discloses a high-efficiency water-saving toilet with a spraying nozzle, comprising a self-closing valve (7), a water inlet pipe (1), a spraying nozzle (4), a toilet (5), etc. The high-efficiency water-saving toilet with a spraying nozzle does not need a water tank, and uses the throttle-adjustable self-closing valve to replace time delay closing type flushing valves used at present. The spraying nozzle (4) is arranged on the water inlet of the toilet (5), and the toilet is flushed by high-speed water flow ejected by each jetting small holes arranged on the spraying nozzle. Compared with water tank type toilets usually used in general civil buildings, the utility model has the advantages of visible water-saving effect (the water flushing quantity is only 10-20% of the water tank type toilets), clean flushing, simple use, etc., and the water bead can not spatter outside the toilet in flushing.

Description

Water-saving toilet with water jet

The utility model relates to a kind of high-effect water-saving toilet bowl device with nozzle.

For a long time, various crouching formulas of generally using in the civilian construction or seat formula water tank lavatory pan device are made up of water tank, water service pipe and lavatory pan both at home and abroad, the major defect of this lavatory pan device has three, first shortcoming is that water consumption is big, because the gross area of tens hole for water sprayings in the ring edge on lavatory pan top approximately equates with the endoporus area of water inlet pipe, therefore water-jet velocity is lower, and a little less than the scouring force to lavatory pan, generally the water that needs (10～13) to rise could keep the cleaning of lavatory pan; Second shortcoming is that discharging quantity of water is a steady state value, can't regulate according to actual needs; The 3rd shortcoming is that the valve in the water tank is not closed completely sometimes, causes and leaks.More than the synthesis result of these shortcomings be to have wasted to human society precious water resource very.

For using water wisely, applying various water-saving toilet bowl devices at present both at home and abroad, this class device by delayed self-close bath cut down, water service pipe and lavatory pan form.Various structural shapes have been cut down in bath, are piston type as United States Patent (USP) 4261545, and Deutsches Reichs-Patent 3220951 is a diaphragm type, and Chinese patent 8510038 is a piston type etc.The common advantage of this class water-saving toilet bowl is: its discharging quantity of water is about 40%～50% of general water tank lavatory pan device discharging quantity of water, has saved water; It can adjust the size of discharging quantity of water by the self-closing time that adjustment is cut down; It can realize closing automatically, has prevented to leak.This has just overcome three major defects of water tank lavatory pan device basically, and still, still there is following several shortcoming in this water-saving toilet bowl, and first shortcoming is that water-saving result is remarkable not enough, and each discharging quantity of water also needs (4～6) to rise.Second shortcoming (this situation is that generation is often arranged in highrise building) when hydraulic pressure is lower than an atmospheric pressure because of the flow velocity of water is little, a little less than the scouring force, influenced the cleaning of closet stall.

The purpose of the utility model patent is to provide a kind of dynamical water-saving toilet bowl device.It is compared with existing water-saving toilet bowl, has following major advantage: its using water wisely by a larger margin, its discharging quantity of water are about 1/3rd of existing water-saving toilet bowl discharging quantity of water, promptly about 2 liters; Its current are big to the scouring force of lavatory pan, can fully keep the cleaning of lavatory pan.

The structure and the operating principle of the utility model lavatory pan device are described below in conjunction with accompanying drawing.

Fig. 1 is the structure diagram of the high-effect water-saving toilet bowl device of crouching formula

Fig. 2 is the structure diagram of the high-effect water-saving toilet bowl device of seat formula

Fig. 3 is the structure installation drawing of nozzle

Fig. 4 is that the K of nozzle among Fig. 3 is to view

The basic structure of the utility model w.c.pan device as shown in Figures 1 and 2, it comprises water inlet pipe 1, clamp nut 2, nozzle 4, but self-closing 7 chief components such as grade that cut down that w.c.pan 5 and throttling are regulated.

The structure of nozzle 4 is seen Fig. 3 and Fig. 4, the profile of nozzle is approximately hoe shape, there is (3～5) individual jet apertures A bottom surface at nozzle, (2～1) individual jet apertures B is respectively arranged on its inclined-plane, both sides, at D place, its top a jet apertures C is arranged, the diameter of jet apertures A and B is 4 millimeters, the diameter of C is 2 millimeters, can earlier nozzle 4 and sealing shroud 3 be contained on the water inlet pipe 1 during installation, then water inlet pipe 1 is packed in the water inlet of w.c.pan, again clamp nut 2 is loaded onto and tightened, the installment work of nozzle is namely accused and is finished.

Crouching type closet bowl 5 shown in Fig. 1, its architectural feature is not have hole for water spraying in its upper, annular edge, then making radius with the curved surface of nozzle homonymy on the lavatory pan is 90 millimeters sphere, the formed channelization angle of water (flow) direction of tangential direction that G is ordered on the sphere and jet apertures A, B ejection should be equal to or less than 30 °, this planform can strengthen effective scouring force of jet water course, can also prevent that the globule is splashed to the outside of lavatory pan simultaneously.

Toilet 5 shown in Fig. 2, its architectural feature is not have hole for water spraying in its upper, annular edge, then making radius with the curved surface of nozzle homonymy on the lavatory pan is 190 millimeters sphere, the formed channelization angle of water (flow) direction of the tangential direction of G ' point and jet apertures A, B ejection should be equal to or less than 30 ° on the sphere, the sphere of R190 should extend to the suction tube inlet L place of lavatory pan always, makes the high-velocity flow band the H place, suction tube top that stool can directly be poured lavatory pan.

The basic functional principle of the utility model lavatory pan device is as follows: when draw back self-closing cut down 7 after, water in the water service pipe just enters nozzle 4 by water inlet pipe 1, and from each jet apertures high speed ejection of nozzle, at this moment, the current of jet apertures B ejection that are positioned at the nozzle both sides are respectively along the horizontal sphere both sides of lavatory pan, arrive suction tube upper surface S, can wash away two sides of lavatory pan respectively; Be positioned at the current of the jet apertures C ejection at nozzle top, the upper recess that can wash away lavatory pan, and the external surface of nozzle; The current that are positioned at the jet apertures A ejection on the nozzle bottom surface are sphere along the longitudinal, pour the H place, top of suction tube at a high speed, thereby under the synergy of the suction of the impulse force of current and suction tube, lavatory pan is washed away totally very soon, self-closingly cut down 7 and after (1～2) second, close automatically, cut off feedwater, after the water source cut off, nozzle aperture C was communicated with water inlet pipe 1, formed the air insulating course, thereby the sewage can prevent to cut off the water the time flows backwards.

In sum, lavatory pan apparatus features described in the utility model is:

1. water-saving result is very remarkable, and test shows, (0.5～5) kgf/centimetre ²The feed pressure scope in, this device wash away (10～20) % that water supply volume is lower than general water tank lavatory pan discharging quantity of water, about promptly (1～3) rises.

2. scouring effect is good--and flushing time is short, and that dashes is clean, and the globule can not be splashed to the outside of lavatory pan.

3. that has adopted in this device that but throttling regulates self-closingly cuts down 7 and replaces general at present time-delay closing type self-closing cutting down commonly used, thereby rapid operation, do not have water hammer and noise when closing, when feed pressure is higher, also can limit the intake pressure of lavatory pan by the method for adjusting throttling, guarantee the unlikely outside that is splashed to lavatory pan of the globule.

This apparatus structure simple (having cancelled water tank), easy for installation, use reliable.

5. the price of this device is than the low price of general water tank lavatory pan device.

Embodiment

We are respectively in the high-effect water-saving toilet bowl device of the crouching formula of Figure 1 and Figure 2 and seat formula band nozzle, replace stool as washing away object with the bigger riverbed sludge of viscosity, done test many times, all obtained satisfied effect, by following experimental data as seen, discharging quantity of water Q is (10～20) % of water tank lavatory pan discharging quantity of water, and does not have the globule to be splashed to the outside of lavatory pan.

Test conditions is: the dimensions of water inlet pipe 1 is D _g20; Self-closing 7 the dimensions cut down is D _g20; The A hole is 4 on the nozzle, and the B hole is 2, and diameter is 4 millimeters; The C hole is 1, and diameter is 2 millimeters

Result of the test is as follows:

Hydraulic pressure PA shut-in time t discharging quantity of water Q

(kgf/centimetre ²) (second) (liter)

0.5 3 2.7

1.0 2 1.8

2.0 2 1.5

3.0 2 1.5

4.0 2 1.3

5.0 2 1.2

Claims

1, a kind of lavatory pan device, include self-closing valve, water service pipe and lavatory pan, it is characterized in that: water inlet pipe 1 and nozzle 4 are housed on the water inlet of lavatory pan 5, all have several jet apertures on the bottom surface of nozzle, inclined-plane, both sides and the top D, there is not hole for water spraying in the ring edge on lavatory pan top, curved surface with the nozzle homonymy on the lavatory pan is a sphere, the formed channelization angle of water (flow) direction of tangential direction that G is ordered on the crouching type closet bowl sphere and jet apertures A, B ejection should be equal to or less than 30 °, and the spherical radius with the nozzle homonymy on the lavatory pan is 90 millimeters; The formed channelization angle of water (flow) direction of G ' tangential direction and jet apertures A, B ejection should be equal to or less than 30 ° on the toilet sphere, spherical radius with the nozzle homonymy on the lavatory pan is 190 millimeters, and this sphere should extend to the suction tube inlet L place of lavatory pan always.

2, according to the high-effect water-saving toilet bowl device described in the claim 1, it is characterized in that: the jet apertures A on the nozzle bottom surface is individual for (3～5), jet apertures B on the inclined-plane, both sides respectively is that (2～1) are individual, aperture C on the D of nozzle top is 1, the diameter of jet apertures A, B is 4 millimeters, and the diameter of jet apertures C is 2 millimeters.