CN2148107Y

CN2148107Y - Dualpurpose automatic flushing device for closet

Info

Publication number: CN2148107Y
Application number: CN 93203363
Authority: CN
Inventors: 陈金富; 郭明松
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-02-22
Filing date: 1993-02-22
Publication date: 1993-12-01
Anticipated expiration: 2003-02-22

Abstract

The utility model relates to a flushing valve, which solves the problems of easy deformation, water leakage, inconvenient use, etc. of ball valves or movable self closed flushing valves. The utility model is composed of a button, a pressure reducing valve, a valve body, a piston, a siphonage preventing device and a hand washing device. The utility model is characterized in that the pressure reducing valve is a cylinder step shaft, a button is arranged on the upper part of the pressure reducing valve, the middle upper part of the pressure reducing valve is provided with a top cover and a spring, and the middle lower part and the middle part of the top cover are provided with a water flow passage; the hand washing device is arranged outside the pressure reducing valve. When the button is pressed once, stool flushing process and hand washing process can be completed at one time, the quantity of flushing water can be controlled, and the utility model is convenient and can save water. The utility model can be widely used in sanitary equipment.

Description

Dualpurpose automatic flushing device for closet

The utility model relates to a kind of flushing valve, particularly dual-purpose automatic flushing device for toilet.

Current, between general public lavatory or domestic hygiene, used flushing closet, the flusher of urinal, the higher/lower cistern that is to use mostly, the self-closing flushing valve of ball valve or manual pressuring, and higher/lower cistern are because the valve easy deformation is leaked for a long time.Ball valve operation inconvenience, the somebody is afraid of that spiral is loaded down with trivial details, does not wash, somebody be afraid of to have made dirty hand, flushing back even be not related to or forget and close, sometimes the ball valve of outwarding winding is anhydrous at a glance, just is not related to, and waits behind the water long stream more than, adding upper ball valve often rotates, sphere is easy to wear, and it is serious to leak, and the self-closing flushing valve of manual pressuring is subjected to the restriction of pipe network hydrostatic pressure again, when hydrostatic pressure is lower than 0.05MPa, break down easily.All these all can cause wasting of valuable water source.

The purpose of this utility model is that a kind of improved flushing device for toilet will be provided, this flushing device for toilet have dash just, wash one's hands, the function of delay-self-closing, anti-siphon.

The purpose of this utility model is achieved in that dual-purpose automatic flushing device for toilet, is made of button, reducing valve, valve body, piston, anti-siphonage device and hand washer, it is characterized in that reducing valve is a cylinder step axle, and its upper end connects button by locking nut; Its middle and upper part cylindrical and top cover upper end endoporus are slidingly matched, and outer ring, top cover upper end is equipped with one and is supported the spring that reducing valve opens and closes motion; Its position, middle and lower part and top cover middle part are equipped with a water stream channel; Water stream channel is provided with hand washer outward.

Technique scheme, decompression water flows into the hand washer delivery port by water stream channel, and the reducing valve control piston is pushed a knob down, dashes just, washes one's hands and once finish, and avoids opening water nozzle after an action of the bowels in addition and washes one's hands.The water saving that saves time is achieved many things at one stroke, and stable performance is luxurious attractive in appearance, and price is low, the life-span is long.

Below by drawings and Examples the utility model is described in detail:

Accompanying drawing is the utility model structural representation.

Mark among the figure: 1 thrust ring, 2 butterfly RunddichtringOs, 3 three-jaw guide holders, 4 valve bodies, 5 anti-siphonage devices, 6 air vents, 7 pistons, 8 top covers, the 9O RunddichtringO, 10 water stream channels, 11 springs, 12 water seals, 13 reducing valve, 14 locking nuts, 15 buttons, 16 hand washers, 17V type front cover, 18 pressurized holes, 19 screen packs, 20 sealing surfaces, 21 water inlets.

As shown in the figure: the reducing valve lower end is provided with an O RunddichtringO that seals mutually with the V-seal face of top cover lower end endoporus.Be provided with the piston that can move up and down in the valve pocket; The piston tip outer ring is embedded with the thrust ring that an external diameter is close to casing wall.The piston edge is provided with a pressurized hole, and at the pressurized hole end face filter screen that prevents dirt obstruction pressurized hole is housed.A butterfly RunddichtringO that seals mutually with the valve body baseplane is equipped with in the piston middle and lower part; The piston bottom is equipped with and is made piston keep the not three-jaw guide holder of off normal when moving up and down.Valve body lower end is provided with the anti-siphonage device of air vent and atmosphere perforation.The water seal of sealing decompression flow action has been equipped with on hand washer endoporus top.

The utility model in use, when pressing the button 15, because of having a locking nut 14, button 15 and reducing valve 13 be connected, the O RunddichtringO 9 of interlock reducing valve 13 lower ends is thrown off automatically with the v-seal face 17 of top cover 8, produce the gap, at this moment the press water of piston 7 tops (be cylinder in) from the gap of throwing off under the sealing of water seal 12, by of the pressure complete obiteration of decompression water stream channel 10 to hand washer 16 outflows (for washing one's hands) piston 7 tops (being in the cylinder), in this decompression in a flash, piston 7 tops and piston base produce certain pressure reduction, at this moment the U-shaped thrust ring 1 in the piston 7, under the effect of intake pressure, it is up to promote piston 7, the butterfly sealing ring 2 of piston 7 middle and lower parts is thrown off with the sealing surface of valve body 4 20, promptly towards just the water route is open-minded, dash just, decontrol the hand of pressing button simultaneously, reducing valve 13 is by the elastic force effect of spring 11, the O RunddichtringO 9 of reducing valve 13 lower ends seals mutually with the V-seal face 17 of top cover 8, be that reducing valve 13 cuts out, hand washer is cut off the water, at this moment the inflow that enters from valve body 4 water inlets 21 divides two-way to carry out, most of water yield pours closet, the fraction water yield by the pressurized hole 18 of filter screen 19 in the piston 7 to piston 7 tops (being in the cylinder) water inlet supercharging, the also corresponding pressurized in while plane, reducing valve 13 bottom, the O RunddichtringO 9 that makes it reducing valve 13 lower ends is tighter with V-seal face 17 sealings of top cover 8, because be subjected to the restriction in the supercharging aperture in the piston 7, water velocity to piston 7 tops (being in the cylinder) supercharging is slowly and equilibrium, so the water yield of piston 7 tops (being in the cylinder) also is slowly and balanced increase, its pressure rises gradually, force piston 7 slowly and stably descending under the guiding of three-jaw guide holder 3 (time of this section supercharging overcurrent is the delay-self-closing time), when the pressure of piston 7 tops (being in the cylinder) and pipe network hydrostatic equilibrium, the butterfly sealing ring 2 of piston 7 middle and lower parts and sealing surface 20 complete closed of valve body 4, promptly close automatically, stop bath.For preventing pollution of waterhead, be provided with anti-siphonage device 5 in this flushing device for toilet lower end, cut off the water running into pipe network, the sewer pipe of closet is blocked again, when the water outlet tube head of flushing device for toilet is also flooded by the sewage in the closet, and the negative pressure in the pipeline, because the air vent 6 of anti-siphonage device 5 connects with atmosphere, make it to form siphonage, sewage can't the inspiration pipeline in, its water source is not contaminated.

Various zero (portion) parts in the utility model all adopt cast iron, cast copper, engineering plastics, rubber, general material such as stainless steel and general technology manufacturing.

The utlity model has following advantage:

1. using water wisely, because only need press a knob down, flushing, wash one's hands and once finish, it is big to be used for flushing, the different quantities of flush water of urine, and available length of pressing the button time is controlled voluntarily, the flushing water consumption is than common high-low-position water tank and ball valve water-saving 45%, open in addition the water consumption that water nozzle is washed one's hands but also saved, save time, economize on water and achieve many things at one stroke, social benefit and economic benefit all reach to obviously.

Easy to use, health is laborsaving, both can delay time and discharges water because need only press a knob down, toilet flushing can be washed one's hands again, automatically closes, the hand of washing after an action of the bowels can not be subjected to secondary pollution because of valve-off.

3. do not pollute the water source, because being provided with anti-siphonage device, passage and atmosphere owing to anti-siphonage device when producing negative pressure in pipeline connect, no siphonage, and sewage can not enter the pipe network water source.

4. stable performance, no water clock, because under the double action of the elastic force of stainless steel spring and tap water pressure, reducing valve and top cover, piston and valve seal are tight.

5. installation and maintenance are convenient, price is low, the life-span is long, because most of zero (portion) part in this syringe is a brassing, and it is all gapped between the moving component, not easy to wear, the life-span is long, valve body in the time of the piston of assembling or repairing need only being adorned when installing and keeping in repair, tightening top cover is the reducing valve assembly, just can use.

Claims

1, dual-purpose automatic flushing device for toilet is made of button, reducing valve, valve body, piston, anti-siphonage device and hand washer, it is characterized in that reducing valve is a cylinder step axle, and its upper end connects button by locking nut; Its middle and upper part cylindrical and top cover upper end endoporus are slidingly matched, and outer ring, top cover upper end is equipped with one and is supported the spring that reducing valve opens and closes motion; Its position, middle and lower part and top cover middle part are equipped with a water stream channel; Water stream channel is provided with hand washer outward.

2, dual-purpose automatic flushing device for toilet as claimed in claim 1 is characterized in that the reducing valve lower end is provided with an O RunddichtringO that seals mutually with the V-seal face of top cover lower end endoporus.

3, as claim 1,2 described dual-purpose automatic flushing device for toilet, it is characterized in that being provided with in the valve pocket piston that can move up and down; The piston tip outer ring is embedded with the thrust ring that an external diameter is close to casing wall.

4, dual-purpose automatic flushing device for toilet as claimed in claim 3 is characterized in that the piston edge is provided with a pressurized hole, and at the pressurized hole end face filter screen that prevents dirt obstruction pressurized hole is housed.

5, dual-purpose automatic flushing device for toilet as claimed in claim 4 is characterized in that the piston middle and lower part is equipped with a butterfly RunddichtringO that seals mutually with the valve body baseplane; The piston bottom is equipped with and is made piston keep the not three-jaw guide holder of off normal when moving up and down.

6, dual-purpose automatic flushing device for toilet as claimed in claim 5 is characterized in that valve body lower end is provided with the anti-siphonage device of air vent and atmosphere perforation.

7, dual-purpose automatic flushing device for toilet as claimed in claim 6 is characterized in that hand washer endoporus top has been equipped with the water seal of sealing decompression flow action.