CN1448593A

CN1448593A - Programmed injection type toilet seat

Info

Publication number: CN1448593A
Application number: CN 02103854
Authority: CN
Inventors: 刘增录
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-04-04
Filing date: 2002-04-04
Publication date: 2003-10-15
Anticipated expiration: 2022-04-04
Also published as: CN1212454C

Abstract

The closetstool can utilize the energy of tap water fully to flush its side wall and bottom separately and thus can save great amount of water. Test based on relevant national standard shows that it needs only 3 L and 2 L of water in rinsing out after bowel movement and passing water and replacing dirt water completely. The closetstool may be used in where the pressure of tap water is between maximum pressure and 0.5 kg/sq cm, and is stable and reliable.

Description

Programmed injection type toilet seat

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

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

Purpose of the present invention is exactly that a kind of water closet that can make full use of the tap water energy will be provided, and it is using water wisely to greatest extent, can enlarge the scope of application again; Both cost was cheap, again reliable operation.

The object of the present invention is achieved like this: a kind of injection type toilet seat of controlling provides a kind of new water closet purging method, and this method is exactly to utilize the pressure of tap water to divide inwall 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 reduce speed loss as far as possible by water closet the time, so that continue flushing after entering the blowdown transverse tube.This programmed injection type toilet seat is by a water closet, a shunt valve, and a unidirectional current limliting spring strut and a Chu depressor are formed; 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 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 Chu depressor 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 bead 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 were flushable dried Net, 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 between the maximum pressure to 0.5 liter/square centimeter at tap water, has used more than 2 years, and is stable and reliable for performance.

Concrete structure of the present invention is provided by the following drawings:

Fig. 1 is the sectional drawing of water closet and the assembly of associated components.

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.

Describe its structure and the course of work in detail below in conjunction with Fig. 1 to 4:

Circular trough at water closet 1 internal upper part is embedded with a water ring 2, and it is a flexible pipe, has the cambered surface of 120-160 degree to be exposed, and 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), on the wall of cannelure, have a plurality of little by empty 24, flexible pipe can be obturaged under hydraulic pressure after inserting joint and blowdown valve voluntarily; Behind productive set foul in the flexible pipe, the handwheel on the blowdown valve 7 26 can be opened and wash, foul is got rid of 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 on 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-limiting nozzle 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 that the object that promotes to be impacted advances.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, and bend pipe and straight tube kiss connect; Below two sections straight tubes become bending shapes, bending angle is between 20-30, the outer shroud of bending part is the cambered surface that connects with the straight tube kiss; The cross section of flow-guiding channel is that four angles are the square of 90 degree arcs.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; One 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 pressed joint 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 regulation and control screws 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 Side wall 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 institute is porose all unimpeded, below the liquid above the piston is easy to flow to; When piston moved down, the circle of obturaging 22 was attached on the sidewall of plunger disc, and the passage on the sidewall is blocked, and 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 controlled strong attitude.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 12, vessel port vertically downward, the inside is filled air in advance, tap water enters afterwards that air 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 have constituted 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 all flow to combinations of injections body 6, 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 hydraulic fluid 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 spray 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 is interconnected, and all communicates with atmosphere, in the shunt valve and the water of back pipeline the inside progress in the water closet, cause that siphon flows backwards when preventing that negative pressure from appearring in water inlet pipe.

Claims

1. a programmed injection type toilet seat is characterized in that: it provides a kind of new water closet purging method, and this method is exactly to utilize the pressure of tap water to divide inwall 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 are removed injection ambient air clean the time with water closet is inner, form the air-flow to drainage direction, to prevent anti-stream of dirty gas in the sewer; These current will reduce speed loss as far as possible by water closet the time, so that continue flushing after entering the blowdown transverse tube.

2. a programmed injection type toilet seat is characterized in that: it is by a water closet, a shunt valve, and a unidirectional current limliting spring strut and a Chu depressor are formed; 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 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 Chu depressor has enlarged the scope of application of this water closet.

3. programmed injection type toilet seat according to claim 2 is characterized in that: water ring is a flexible pipe, many apertures are arranged above, flexible pipe one end links to each other with shunt valve by joint, the other end is sealed by dirty valve, the inwall of joint that links to each other with flexible pipe and blowdown valve has a cannelure, a plurality of apertures are arranged on the cell wall, and flexible pipe can be obturaged under hydraulic pressure after inserting joint and blowdown valve voluntarily; Behind flexible pipe inner accumulated foul, the handwheel afterflush of opening on the blowdown valve can be removed foul.

4. programmed injection type toilet seat according to claim 2 is characterized in that: a main jet hole and a plurality of auxiliary spray hole are arranged on the combinations of injections body, main jet hole exits diameter is between 6-12mm, hydraulic pressure according to the locality, the flow-limiting nozzle of different-diameter pack into to produce suitable expulsion pressure in spray orifice, and it sprays along the place more than the draining flow-guiding channel center line; The auxiliary spray hole outlet diameter is between 3-5mm, and it sprays along the place near draining straight tube inwall; Major-minor water flow jet is spent less than 30 to the angle of incidence of draining flow-guiding channel upper wall inner surface, and along turning round on this surface.

5. programmed injection type toilet seat according to claim 2 is characterized in that: the draining flow-guiding channel is made up of top one section bend pipe and two sections following straight tubes, bend pipe and straight tube kiss connect, two sections straight tubes become bending shape, 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 4 angles are the square of 90 degree arcs.

6. programmed injection type toilet seat according to claim 2 is characterized in that: a water inlet and two delivery ports are arranged on the shunt valve, there is a spool inside, spool is spherical or cylindrical, and spool moves to diverse location and distributing the water supply rate that arrives each delivery port; Degree of obturaging is compensated by the elastic force of elastic compensating pad after spool and the wearing and tearing between the pad of obturaging, the spool and the compressing degree of obturaging and can regulate between the pad of obturaging.

7. programmed injection type toilet seat according to claim 2 is characterized in that: unidirectional current limliting spring strut is used for closing shunt valve automatically when shrinking, and two adjustment screw are arranged above it, and sectional is regulated its shrinkage factor; In the end it can free shrink the stage, levies shunt valve with the guarantor and is closed to the end.

8. programmed injection type toilet seat according to claim 2 is characterized in that: accumulator is made up of an one way valve and an inverted container, give in the container and fill air earlier, tap water enters container compressed air reserve pressure by one way valve, when tap water pressure changes, one way valve always is enclosed in maximum pressure in the container, when shunt valve was opened, accumulator and running water pipe supplied water simultaneously, thereby had improved the water supply capacity when tap water pressure is not enough.