CN1212454C - Programmed injection type toilet seat - Google Patents

Abstract

The present invention provides a water closet which can fully utilize the energy of tap water. The inner walls and the bottom of the water closet are respectively flushed according to programs, so a large amount of water can be saved. Four standard artificial casing test pieces are flushed out of the water closet with the water seal height of 50mm according to the tests of national standard; a transverse tubule with the length of 5m or 100 polypropylene small balls with the diameter of 19mm are flushed out of the water closet, and then, a transverse tubule with the length of 18 m is flushed out by only three liters of water. When the water closet is used for families, the three liters of water can cleanly flush the water closet when people defecate, two liters of water can cleanly flush the water closet when the people urinate, and sewage can be thoroughly displaced by flushing every time. The water closet has the advantages of water saving, simple production process, low production cost, no water leakage and space saving. The water closet is suitable for places in which the tap water exists from the maximum pressure to 0.5 liter/square centimeter. The water closet which is used for more than two years has stable and reliable properties.

Description

The programmed injection type toilet seat purging method

Technical field

The present invention relates to sanitaryware, particularly water closet and accessory thereof.

Background technology

Existing water closet is hydrocone type and dashes formula that its flushing mainly is the quantity that relies on water, thereby water supply volume is bigger, and because seepy question also appears in its complex structure easily mostly.Injecting type water closet few in number, too tight to the pressure of supply water requirement, limited its scope of application; And its seal point is too many again, breaks down easily.

Summary of the invention

Purpose of the present invention is exactly to propose a kind of water closet purging method that can make full use of tap water pressure, and limit ground using water wisely greatly enlarges the scope of application again, and both cost was cheap, again reliable operation.

The object of the present invention is achieved like this: a kind of programmed injection type toilet seat purging method, utilize the energy of tap water to divide inside and the bottom of three phases to water closet to wash respectively; First stage is only washed the bottom, and second stage bottom and inwall wash together, three phases supply water seal water; In the flushing process in first stage and second stage, the current of bottom ejection with water closet inner remove clean after just injection ambient air, form air-flow to drainage direction, prevent anti-stream of dirty gas in the sewer; These current will make it reduce speed loss by water closet the time as far as possible, so that continue to wash away after entering the blowdown transverse tube.Formed by a water closet, a shunt valve, a unidirectional current limliting spring strut and an accumulator by a kind of water closet that this purging method is made, above water closet interior a water ring is arranged, the current of ejection can be flushed to each position of water closet inner surface; Inner bottom part at water closet has a combinations of injections body, and the current of ejection can be removed dirt, injection ambient air and continuation flushing in the blowdown transverse tube; The drain of water closet is designed to flow-guiding channel, the speed loss when having reduced resistance of water drainage and current by water closet; The cooperating of shunt valve and unidirectional current limliting spring strut is realized the follow procedure flushing; The installation of accumulator has enlarged the scope of application of this water closet.

Test according to national standard, the artificial casing test specimen of four standards is gone out this water closet that water seal height is 50MM, go out the long transverse tube of 5M again, or 100 straight warps are gone out this water closet for the polypropylene pellets of 19MM, going out the long transverse tube of 18M more only needs 3 premium on currency.When family used, three premium on currency of defecating, two premium on currency of urinating can be rinsed well, and sewage is all thoroughly replaced in each flushing.The discharging quantity of water of the omnidistance preface of this water closet can be regulated, and under the situation that omnidistance preface output is set up, can select actual discharging quantity of water by the rotational angle of selecting shunt valve according to dirty situation in the water closet.Except that water saving, it is simple that this water closet also has production technology, low production cost, the water-tight and advantage of saving the space.This water closet all is suitable for from the place that is up between the 0.05MPa at tap water pressure.

Description of drawings

Embodiments of the invention are provided by the following drawings:

Fig. 1 is the sectional drawing of closet body and the assembly of related accessory.

Fig. 2 is the sectional drawing of shunt valve in vertical rotation direction of principal axis standard-sized sheet position.

Fig. 3 is the sectional drawing of unidirectional current limliting spring strut.

Fig. 4 is the sectional drawing of blowdown valve.

The specific embodiment

Describe its structure and the course of work below in conjunction with Fig. 1 figure in detail to Fig. 4: the ring shaped slot at closet body 1 internal upper part is embedded with a water ring 2, it is a flexible pipe, there is the cambered surface of 120 degree-160 degree to be exposed, many apertures are arranged above, current can be directly injected to each position of water closet inner surface; Flexible pipe one end is connected with shunt valve 10 by joint, the other end is by 7 sealings of blowdown valve, the inwall of joint that is connected with flexible pipe and blowdown valve has a cannelure 25 (shown in Figure 4), a plurality of apertures 24 are arranged on the wall of cannelure, flexible pipe inserts after joint and the blowdown valve, can obturage voluntarily under hydraulic pressure; Behind productive set foul in the flexible pipe, the handwheel on the blowdown valve 7 26 can be opened and wash, foul is discharged along outlet 27.Inner bottom part at water closet 1 has a combinations of injections body 6, and a main jet hole 5 and a plurality of auxiliary spray hole 4 are arranged above the combinations of injections body.The diameter in main jet hole is between 6-12mm, and according to the pressure size of tap water, choosing is adorned the flow nipple of suitable bore to produce suitable expulsion pressure in the main jet hole; Spray along the place more than the center line in the main jet hole, and the current of ejection mainly are to promote to be advanced by impacted object.The auxiliary spray hole outlet diameter sprays near the inwall of drainage channel between 3-5mm, and the current of ejection injection sewage on the one hand advance, and prevents object and the inwall friction impacted on the other hand.Major-minor water flow jet is spent less than 30 to the angle of incidence of flow-guiding channel upper wall inner surface, turns round along this surface then.Draining flow-guiding channel 3 is made up of top one section bend pipe and two sections following straight tubes, bend pipe and straight tube kiss connect, two sections following straight tubes become bending shapes, bending angle is between the 20-30 degree, the outer shroud of bending part is the cambered surface that connects with the straight tube kiss, and the cross section of flow-guiding channel is that four angles are the square of 90 degree.Shunt valve 10 has a water inlet and two delivery ports, and water inlet links to each other with tee junction 12, and a delivery port links to each other with water ring 2, and another delivery port links to each other with combinations of injections body 6; A spool 18 (shown in Figure 2) is arranged in shunt valve 10, and spool is spherical or cylindrical, and the opening of three intercommunications is arranged on the spool, and valve core rotation the flow rate of two delivery ports to different Position Control; A supporting pad 19 is arranged below the spool, the pad 17 of obturaging is arranged above, obturaging has an elastic compensating pad 16 above the pad, the elastic compensating pad utilize its elasticity come compensating spool and the pad wearing and tearing of obturaging after degree of obturaging; A hold-down head 14 is arranged above the elastic compensating pad, can be used for regulating obturage pad and spool compress degree of obturaging, and fix the relative position of it and shunt valve housing by screw 15.Unidirectional current limliting spring strut 8 links to each other with shunt valve 10 by handle 9, is used for closing automatically shunt valve; Two adjustment screw 20 and 23 (as shown in Figure 3) are arranged on unidirectional current limliting spring strut, and No. 20 screw is used for regulating washing time, and No. 23 screws are used for regulating the water yield of water seal; When unidirectional current limliting spring strut during near full the contraction, circle 22 is in the scope of the big opening of spring strut sidewall because the activity on the piston 21 is obturaged, thereby spring strut can free shrink, guarantees that spool 18 can be closed to the end; The bottom of piston 21 is annulus, and the middle part is a cylinder, and top is a disk, and a plurality of holes are all arranged above them; When piston moved up, the circle 22 of obturaging was attached on the annulus of piston, and all holes are all unimpeded, below the liquid above the piston is easy to flow to; When piston when second moves, the circle of obturaging 22 is attached on the sidewall of plunger disc, and the passage on the sidewall is blocked, above the liquid below the piston can only flow to by the outer tunnel that the screw current limliting is arranged, the contraction of spring strut was in slave mode.Running water pipe links to each other with tee junction 12 by one way valve 11, and a container 13 is housed above the tee junction, and vessel port the inside is vertically downward filled air in advance, and tap water enters the back air and is compressed; When the pressure of tap water changed, one way valve 11 always was enclosed in maximum pressure in the container 13.One way valve and container constitute an accumulator, in the place of pressure of supply water abundance, do not need to install accumulator.

This water closet washes according to following procedure: handle 9 inhours are rotated on earth, the position of the spool 18 in the shunt valve as shown in Figure 2, A mouth and B mouth communicate, C mouth and D mouth communicate, E mouth and F mouth are obstructed, water in the accumulator and the water in the running water pipe flow in the combinations of injections body 6 simultaneously, and main jet hole 5 and auxiliary spray hole 4 obtain maximum pressure of supply water, and current are kicked up the object of bottom at once and slipped in the downward pipeline along flow-guiding channel 3; Unidirectional current limliting spring strut 8 is elongated (during elongation liquid not current limliting) during swing handle 9, after unclamping handle, the speed that working solution in the spring strut 8 is set up by adjustment screw 20 (shown in Figure 3) flows, spring strut shrinks by certain speed, the path of E mouth and F mouth is opened gradually, and the water ring 2 that is attached thereto begins to obtain to supply water, and sidewall is washed away, the spray orifice of bottom continues to obtain to supply water, and constantly will wash away the foul that gets off and see off; Spring strut continues contraction, and the B mouth is logical with A mouth and F oral groove, and the D mouth is turned down, and the water that enter in the water closet this moment does not produce jet-action, stays and is used as water seal, the control that how much is subjected to adjustment screw 23 of the water yield in the water closet.The A mouth is closed during the spool complete shut-down, and B, E, F, D mouth are interconnected, and all communicate with atmosphere, in the shunt valve and the water in the pipeline of back progress in the water closet, the siphon that causes when preventing that negative pressure from appearring in water inlet pipe is flow backwards.

Claims (3)

1, a kind of programmed injection type flushing water closet purging method, it is characterized in that utilizing the pressure of tap water to divide inside and the bottom of three phases to wash respectively to water closet, first stage is only washed the bottom, and second stage bottom and inwall wash together, three phases supply water seal water.

2, a kind of programmed injection type flushing water closet according to claim 1 purging method, it is characterized in that: in the flushing process in described first stage and second stage, the current of bottom ejection with water closet inner remove clean after just injection ambient air, formation is to the air-flow of drainage direction, prevent anti-stream of dirty gas in the sewer, these current continue to enter the blowdown transverse tube and wash away simultaneously.

3, a kind of programmed injection type flushing water closet according to claim 1 purging method, it is characterized in that: the drainage channel of described water closet is designed to flow guiding type, the water that spray the bottom flows to the angle of incidence of drainage channel upper wall inner surface less than 30 degree, and the many apertures above the flexible pipe above the utilization of water closet inner surface is embedded in the water closet carry out jet douche.

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