CN205591309U - Water intaking valve and delay mechanism thereof - Google Patents

Abstract

The utility model discloses a water intaking valve and delay mechanism thereof, the little water tank, the activity dress that are equipped with the outlet on a diapire connect the check valve in this urine case below, the check valve with be formed with the through -flow way of drainage between the outlet, the check valve is closed and is opened through come -up and whereabouts the through -flow way of drainage, the urine incasement is equipped with a little keg float who is used for articulating this check valve, and this check valve can be relative on vertical little keg float removes, can be relative on vertical through the check valve little keg float moves, makes reciprocating of check valve not influenced by little keg float, thereby prevent the check valve to receive little keg float's beat and the beat results in little water tank to leak, this simple structure, and the function is reliable, and it is good to lead to joining in marriage nature.

Description

A kind of water intaking valve and time-delay mechanism thereof

Technical field

This utility model relates to bathroom field, is specifically related to a kind of water intaking valve and time-delay mechanism thereof.

Background technology

Water intaking valve in existing cistern typically has time delay inlet function, so that the water in water tank during tank drains After position declines, water intaking valve will not be intake immediately, thus avoids this part to waste almost without the water of developing result, current city On face, the time delay inlet function of water intaking valve is typically all by arranging what check valve control sealing cup (little water tank) middle water level fell Speed realizes, in existing time-delay structure, and a kind of wash water tank device as disclosed in Chinese invention patent CN104074245A And possess the flush toilet of this wash water tank device, when it utilizes that activity arranges a little keg float to extend time delay in little water tank Between, check valve is fixing connects this little keg float, is extended the floatation time of check valve by little keg float, so that during the time delay of water intaking valve Between lengthen, although the delay time so arranging water intaking valve increases, but be difficult to during due to molding to make little keg float axial line and The axial line of check valve is completely superposed, and therefore check valve there will be beat phenomenon, cistern under the action of gravity of little keg float During water inlet, owing to the check valve after beat fails to seal sealing cup, water enters in sealing cup in advance, causes water intaking valve to carry Front sealing, when cistern draining, when little keg float is swung by water currents, is easily caused check valve with the beat of little keg float Beat, makes sealing cup leak, thus affects the time delay flooding time of water intaking valve, causes delay time unstable, and due to list The deadweight of check valve to be overcome and the gravity of little keg float in valve uphill process, therefore the floating chamber of check valve to be done greatly, need to take Larger space.

Utility model content

This utility model provides a kind of water intaking valve and time-delay mechanism thereof, which overcomes the deficiency existing for background technology. This utility model solves its technical problem and be the technical scheme is that

The time-delay mechanism of a kind of water intaking valve, is provided with the little water tank of discharge outlet including a diapire, that an activity is installed in this is little Check valve below water tank, is formed with draining passage flow duct between described check valve and described discharge outlet, described check valve is by upper Described draining passage flow duct is closed and opened in floating and whereabouts, is movably provided with one in order to mount this check valve in described little water tank Little keg float, this check valve can move relative to described little keg float in the vertical.

Preferably, described little keg float is movable, when described little keg float is in upper trim between floating position and drop-off positions When putting, fall behind under described check valve by the mounting of described little keg float spacing at a high level so that the draining passage flow duct opened of check valve Less；When described little keg float is in drop-off positions, fall behind by the mounting of described little keg float spacing at a low level under described check valve Place is so that the draining passage flow duct opened of check valve is bigger.

Preferably, described little keg float is provided with hanging platform, and described check valve is provided with and mounts, with described hanging platform, the hook coordinated, described It is additionally provided with the described little keg float of restriction on little water tank and moves up the limiting section of full range of movement, when described little keg float and described list All float when putting in place to valve, the mount surface of described hook is positioned at the setpoint distance on the mount surface of described hanging platform.

Preferably, mount with the hanging platform on described little keg float after the hook on described check valve is upward through described discharge outlet Coordinate；Or, the hanging platform on described little keg float coordinates with the hook mounting on described check valve after being passed down through described discharge outlet.

Preferably, the diapire of described little water tank is provided with lead, and described little keg float is correspondingly provided with the guiding of both ends open Set, described fairlead is extended inwardly to form by the tapping on described little keg float diapire, and described lead is inserted through in described guiding Overlapping, and described lead top is provided with the elastic fastener that coordinate mutually spacing with the top of described fairlead, this elasticity fastener is Described limiting section.

Preferably, also include the control axle being arranged between described check valve and described little keg float, its of described control axle Middle one end is connected on described check valve or described little keg float, and the other end passes freely through described discharge outlet, described control axle and institute State and there is between discharge outlet gap.

Preferably, described check valve includes the floating chamber with roof, and after described check valve floats, the laminating of described roof is described The diapire of little water tank is to close described draining passage flow duct, and described control axle includes path shaft part and big footpath shaft part, described big journal axle Section is with described discharge outlet to forming small gap time corresponding between big footpath shaft part and described discharge outlet, namely check valve is opened Described draining passage flow duct is less, and described path shaft part and described discharge outlet are to time corresponding between path shaft part and described discharge outlet Form larger gap, namely the described draining passage flow duct that check valve is opened is bigger.

Preferably, described check valve includes the floating chamber with roof, and after described check valve floats, the laminating of described roof is described The diapire of little water tank is to close described draining passage flow duct, spacing high one when falling behind under described check valve by the mounting of described little keg float Form small gap time at Wei between roof and the diapire of little water tank in described floating chamber, formed between described control axle and discharge outlet Larger gap, the described draining passage flow duct that now check valve is opened is less；Hung by described little keg float when falling behind under described check valve Connect spacing at a low level time described floating chamber roof and the diapire of little water tank between and described control axle and discharge outlet between Being respectively formed larger gap, the described draining passage flow duct that now check valve is opened is bigger.

Preferably, the lower surface of described little tank bottom wall around described discharge outlet be provided with one with described check valve seal coordinate Bulge loop, described check valve floats when coordinating with described convex ring for sealing and closes described draining passage flow duct.

This utility model also proposes a kind of water intaking valve with time-delay mechanism, including controlling water intake valve or sealing Keg float controlling organization, described keg float controlling organization includes the time delay machine of a kind of water intaking valve described in big keg float and any of the above-described item Structure, described big keg float can be installed in described little water tank up and downly.

The technical program is compared with background technology, and it has the advantage that

1., by being provided with one in order to mount the little keg float of this check valve in described little water tank, this check valve is in the vertical Can move relative to described little keg float, during preventing cistern water inlet, check valve is affected and beat by little keg float gravity, and water carries Advancing into sealing cup, make water intaking valve shift to an earlier date sealing, and prevent in cistern drainage procedure, check valve is by the beat of little keg float And beat thus cause little radiator leak, and then ensure that the time delay flooding time of water intaking valve is consistent, and check valve float process In without overcoming little keg float gravity, it is only necessary to overcoming self gravitation, therefore the floating chamber of check valve can be done little, save space, This simple in construction, function is reliable, and compatibility is good.

2. little keg float described in is movable between floating position and drop-off positions, when described little keg float is in floating position, Fall behind under described check valve by the mounting of described little keg float spacing at a high level so that the draining passage flow duct opened of check valve is less； When described little keg float is in drop-off positions, under described check valve fall behind by described little keg float mounting spacing at a low level so that The draining passage flow duct that check valve is opened is relatively big, and less draining is through-flow ensures that the water in little water tank slowly flows out thus realizes The time delay water inlet of water intaking valve, bigger draining passage flow duct can allow the impurity in little water tank to be taken out of by current, so can avoid little Discharge outlet in tank bottom wall is blocked by the impurity in little water tank and is caused the water in little water tank cannot discharge or cause unidirectional Valve cannot freely move up and down, and then causes water intaking valve disabler.This simple in construction, the time delay i.e. achieving water intaking valve is entered Water, possesses again blowdown performance simultaneously, and function is more reliable.

3., by being provided with hanging platform at described little keg float, described check valve is provided with and mounts the hook coordinated, institute with described hanging platform State to be additionally provided with on little water tank and limit described little keg float and move up the limiting section of full range of movement, when described little keg float is with described Check valve all floats when putting in place, and the mount surface of described hook is positioned at the setpoint distance on the mount surface of described hanging platform, this Even if the buoyancy that sample arranges little keg float is excessive, check valve also can fall this setting by the most described little keg float under self gravitation effect Distance, to open described discharge outlet, makes the water time delay in little water tank discharge, and during to prevent little keg float buoyancy excessive, check valve is by little Keg float pulling force limits cannot fall open discharge outlet, causes the water in little water tank to discharge.

Accompanying drawing explanation

The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.

Fig. 1 depicts the exploded view of the time-delay mechanism of a kind of water intaking valve of this utility model embodiment 1.

Fig. 2 depicts the axonometric chart of the little keg float of the time-delay mechanism of a kind of water intaking valve of this utility model embodiment 1.

Fig. 3 depicts the axonometric chart of the little water tank of the time-delay mechanism of a kind of water intaking valve of this utility model embodiment 1.

Fig. 4 depicts the axonometric chart of the check valve of the time-delay mechanism of a kind of water intaking valve of this utility model embodiment 1.

The check valve of the time-delay mechanism that Fig. 5 depicts a kind of water intaking valve of this utility model embodiment 1 is in levitated position, Little keg float is in sectional view during drop-off positions.

The while that Fig. 6 depicting the check valve of the time-delay mechanism of a kind of water intaking valve of this utility model embodiment 1 and little keg float It is in sectional view during levitated position

The little keg float of the time-delay mechanism that Fig. 7 depicts a kind of water intaking valve of this utility model embodiment 1 is in levitated position, Check valve fall and be in high level and open draining passage flow duct less state time sectional view.

The little keg float of the time-delay mechanism that Fig. 8 depicts a kind of water intaking valve of this utility model embodiment 1 is in drop-off positions, Sectional view when check valve falls and is in the draining passage flow duct bigger state opened at low level.

Fig. 9 depicts the sectional view of the time-delay mechanism of a kind of water intaking valve of this utility model embodiment 2, at the least keg float In levitated position, check valve falls and is in high level and the draining passage flow duct opened is less.

Detailed description of the invention

Embodiment 1

As shown in Figures 1 to 8, the time-delay mechanism of a kind of water intaking valve, the little water tank of discharge outlet 11 it is provided with including a diapire 10, an activity is installed in the check valve 30 below this little water tank 10, is formed with draining through-flow between check valve 30 and discharge outlet 11 Road, check valve 30, by floating and falling to closing and open described draining passage flow duct, is provided with one in order to mount in little water tank 10 The little keg float 20 of this check valve 30, this check valve 30 can move by relatively small keg float 20 in the vertical, in the present embodiment, check valve 30 Including there is the floating chamber 31 of roof and being extended and be may pass through the control axle of discharge outlet 11 upward by floating chamber 31 roof, preferably , the lower surface of little water tank 10 diapire is provided with one and seals, with check valve 30, the bulge loop 14 coordinated around discharge outlet 11 border, unidirectional Valve 30 floats and cuts out described draining passage flow duct when sealing coordinate with bulge loop 14, arranges bulge loop 14 and is advantageous in that, check valve 30 What floating chamber 31 roof coordinated floating chamber 31 roof that can reduce check valve 30 and little water tank 10 diapire with bulge loop 14 coordinates face, so may be used Make moving up and down of check valve 30 more smooth and easy, certainly, floating chamber 31 roof of check valve 30 also can directly with the end of little water tank 10 Wall outer surface patch tight sealing engagement, to close described draining passage flow duct, can realize this utility model purpose equally.

In the present embodiment, little keg float 20 is movable, when little keg float 20 is in upper trim between floating position and drop-off positions When putting, 30 times backwardnesss of check valve by little keg float 20 mount spacing at a high level so that the draining passage flow duct opened of check valve 30 relatively Little；When little keg float 20 is in drop-off positions, 30 times backwardnesss of check valve by little keg float 20 mount spacing at a low level so that list The draining passage flow duct opened to valve 30 is bigger.

In the present embodiment, described control axle includes path shaft part 33 and the big footpath shaft part 32 arranged up and down, big footpath shaft part 32 With discharge outlet 11 to time corresponding between footpath shaft part 32 and discharge outlet 11 formed small gap 40, namely check valve 30 open described Draining passage flow duct is less, and path shaft part 33 and discharge outlet 11 are to forming larger gap between shaft part time corresponding 33 and discharge outlet 11 50, namely the described draining passage flow duct opened of check valve 30 is relatively big, specifically, as it is shown in fig. 7, the periphery wall of big footpath shaft part 32 with Spacing L1 between the internal perisporium of discharge outlet 11 is described small gap 40, as shown in Figure 8, the periphery wall of path shaft part 33 and row Spacing L2 between the internal perisporium at the mouth of a river 11 is described larger gap 50, and L1 ＜ L2.

In the present embodiment, little keg float 20 is provided with hanging platform 21, and check valve 30 is provided with and mounts, with hanging platform 21, the hook 34 coordinated, little It is additionally provided with the described little keg float 20 of restriction on water tank 10 and moves up the limiting section of full range of movement, when little keg float 20 and check valve 30 all float when putting in place, and the mount surface of described hook 34 is positioned at the setpoint distance L3 on the mount surface of described hanging platform 21, So, little keg float 20 and check valve 30 are when each floating to peak, and check valve 30 is not carried out spacing, now by little keg float 20 Check valve 30 can move down setpoint distance L3 by relatively small keg float 20 in a longitudinal direction.

In the present embodiment, the hook 34 on check valve 30 is hung with the hanging platform 21 on little keg float 20 after being upward through discharge outlet 11 Connect cooperation；Or, it is also possible to the hanging platform 21 being designed as on little keg float 20 be passed down through after discharge outlet 11 with the extension on check valve 30 Hook 34 mounting coordinates, the present embodiment specifically, hook 34 is the upwardly extending elastic fastening hook in path shaft part 33 upper end, little keg float 20 Being provided with two floating chambeies, left and right, two float the connecting plate being provided with a lateral arrangement between chamber, and this connecting plate offers and stretches into for hook 34 Resigning hole 23, the bore edges of this resigning hole 23 is hanging platform 21, the hook 34 of check valve 30 be upward through discharge outlet 11 and Coordinating with hanging platform 21 mounting after the resigning hole 23 of little keg float 20, same, the hanging platform 21 of little keg float 20 is passed down through discharge outlet 11, The hook 34 of check valve 30 is upward through resigning hole 23 and coordinates with hanging platform 21 mounting, can realize this utility model purpose equally, its Effect is equivalent, repeats no more here.

In the present embodiment, being provided with lead 12 in little water tank 10, this lead 12 is by little water tank 10 diapire inner surface upwards Extending, little keg float 20 is correspondingly provided with the fairlead 22 of both ends open, and fairlead 22 is by the tapping on described little keg float 20 diapire Extending inwardly to form, specifically, the two of little keg float 20 float intracavity and are respectively equipped with a fairlead 22, described lead 12 is correspondingly provided with Two, lead 12 is inserted through in described fairlead 22, and lead 12 top is provided with coordinate mutually spacing with the top of fairlead 22 Elastic fastener 13, this elasticity fastener 13 is described limiting section, the grafting by fairlead 22 with lead 12 of the little water tank 10 Coordinate and realize spacing to little keg float 20, or, limiting section can also is that the convex shoulder being arranged on little water tank 10 inwall (does not shows Go out), carry out the top of little keg float 20 spacing limiting the full range of movement that little keg float 20 moves up by convex shoulder, this knot Structure is simple replacement, repeats no more here.

Use said structure not affected by little keg float 20 when check valve 30 can be made to move up and down, prevent check valve 30 by little floating Bucket 20 beat and beat thus cause little water tank 10 to leak, and in check valve 30 folding process can and little water tank 10 between shape Becoming less draining passage flow duct and bigger draining passage flow duct, less draining is through-flow ensures that the water in little water tank 10 is slow Flowing out thus realize the time delay water inlet of water intaking valve, bigger draining passage flow duct can allow the impurity in little water tank 10 by current band Going out, the most i.e. achieve the time delay water inlet of water intaking valve, possess again blowdown performance, and this simple in construction simultaneously, function is reliable, logical Joining property is good, moves up the limiting section of full range of movement by being provided with the described little keg float 20 of restriction in described little water tank 10, When described little keg float 20 and described check valve 30 all float and put in place, the mount surface of described hook 34 is positioned at the extension of described hanging platform 21 At setpoint distance L3 on junction, even if the buoyancy so arranging little keg float 20 is excessive, check valve 30 is made at self gravitation Under with also can the most described little keg float 20 this setpoint distance L3 that falls to open described discharge outlet 11, make the water in little water tank 10 prolong Time discharge, during to prevent little keg float 20 buoyancy excessive, check valve 30 is limited by little keg float 20 pulling force cannot fall open discharge outlet 11, cause the water in little water tank 10 to discharge.

It should be noted that in the present embodiment, described control axle can also be integrally fixed on little keg float 20, so, control The upper end of axle connects little keg float 20, and lower end is freely passed down through described discharge outlet 11, now, in contrast with the previous embodiment, controls The path shaft part 33 of axle should be disposed below, and big footpath shaft part 32 should be arranged in top, and its effect is equivalent, the most superfluous State.

It is noted that in the present embodiment, control axle and can also is that the shaft part of Diameter Gradual Change, so exist at check valve 30 Controlling axle when a high position and low level and also can form small gap 40 and larger gap 50 with discharge outlet 11, its effect is equivalent, this In repeat no more.

The following detailed description of the operation principle of the present embodiment be embodied as action:

Under original state, do not have water, water intaking valve to open in little water tank 10 and start water inlet, the water in cistern (not shown) Position rises, when behind the floating chamber 31 that cistern water level rises to bottom leakproof one-way valve 30, and the buoyancy provided when the water risen When exceeding the deadweight of check valve 30, check valve 30 freely floats up until floating the roof in chamber 31 and bulge loop 14 phase of little water tank 10 Close draining passage flow duct during laminating, make water cannot enter in little water tank 10, as shown in Figure 5 by discharge outlet 11；Water intaking valve continues Water inlet, the water level in cistern persistently rises, when the water level in cistern exceedes the top of little water tank 10, cistern Interior water diffuses in little water tank 10, and the buoyancy suffered by the water level in little water tank 10 rises to little keg float 20 is more than little keg float 20 During deadweight, little keg float 20 stops floating during elastic fastener 13 until conflicting in the top of fairlead 22 with water level floating, now, little Keg float 20 and check valve 30 are positioned on little keg float 20 each in the mount surface of the hook 34 on floating position, and check valve 30 Hanging platform 21 mount surface on setpoint distance L3 at, as shown in Figure 6.When the water level in little water tank 10 rises to make water When the buoyancy provided is more than the deadweight of big keg float (not shown) of water intaking valve described as follows, the big keg float of water intaking valve float completely into And close water intaking valve, and complete into water process, here, big keg float controls water intake valve or the structure of sealing and principle is existing skill Art, repeats no more here.

When cistern draining is flushed the toilet, cistern water level declines, when the water level decreasing outside little water tank 10 is close to unidirectional The floating chamber of valve 30 31 times along time, under the check valve 30 hydraulic pressure effect in deadweight and little water tank 10 can relatively small keg float 20 freely under Fall setpoint distance L3, and now the mount surface of the hook 34 on check valve 30 is mounted on the mount surface of the hanging platform 21 on little keg float 20 On, the roof in floating chamber 31 is separated with bulge loop 14 and opens draining passage flow duct, and owing to the water in the least water tank 10 will not horse On flow to end, little keg float 20 is still in floating position by buoyancy, and check valve 30 has fallen after setpoint distance L3 by little keg float 20 mountings are limited in high level, as it is shown in fig. 7, the big footpath shaft part 32 now controlling axle is corresponding with discharge outlet 11 position, are formed Small gap 40, the draining passage flow duct that the most now check valve 30 is opened is less, and the current in little water tank 10 are only capable of by less Gap 40 is slowly discharged, and under the mounting position-limiting action of little keg float 20, check valve 30 moves down slowly, extends and is in less The time of gap 40, check valve 30 and little keg float 20 continue to fall with water level, when buoyancy suffered by little keg float 20 is not enough to overcome it certainly During heavy sensation of the body power, little keg float 20 is completely lower to fall behind, and water intaking valve just starts again to intake, thus realizes time delay inlet function, this time control The path shaft part 33 of axle processed is corresponding with the position of discharge outlet 11, forms larger gap 50, the row that the most now check valve 30 is opened Water passage flow duct is relatively big, and the current in little water tank 10 quickly can be discharged by larger gap 50, and the impurity in little water tank 10 can be from This larger gap 50 is discharged with current, thus realizes the dirt eliminating function of water intaking valve.

Embodiment 2

As it is shown in figure 9, the distinctive points of the present embodiment and embodiment 1 is, controls axle and do not include path shaft part 33 and big footpath Shaft part 32, controls consistent and between control axle and discharge outlet 11 the gap of axle integral diameter relatively big, and check valve 30 is not by controlling Axle controls the size of the draining passage flow duct opened, but between passing through between roof and the diapire of little water tank 10 of check valve 30 Gap controls the size of the draining passage flow duct opened.Concrete, in the present embodiment, check valve 30 includes the floating chamber with roof 31, when 30 times backwardnesss of check valve by little keg float 20 mount spacing at a high level time, the roof in floating chamber 31 and the end of little water tank 10 Form small gap 40 ' between wall, namely the described draining passage flow duct that check valve 30 is opened is less；When 30 times backward quilts of check valve Little keg float 20 mount spacing at a low level time, between roof and the diapire of little water tank 10 in floating chamber 31 and described control axle with It is respectively formed larger gap 50 ' between discharge outlet 11, namely the described draining passage flow duct that check valve is opened is relatively big, specifically, unidirectional The control axle of valve 30 only includes path shaft part 33, when 30 times backwardnesss of check valve by little keg float 20 mount spacing at a high level time, Small gap 40 ' is formed, although the gap now controlled between axle and discharge outlet 11 is relatively between roof and the bulge loop 14 in floating chamber 31 Greatly, but whole draining passage flow duct is opened less by the control of small gap 40 ', when 30 times backwardnesss of check valve are hung by little keg float 20 Connect spacing at a low level time, between roof and the bulge loop 14 in floating chamber 31 and path shaft part 33 periphery wall with in discharge outlet 11 Being respectively formed larger gap 50 ' between perisporium, the most whole draining passage flow duct is opened relatively big, during tank drains, and originally check valve 30 Opening less draining passage flow duct, the water in little water tank 10 slowly flows out from small gap 40 ' thus realizes the time delay of water intaking valve and enter Water function, last check valve 30 opens bigger draining passage flow duct, and the water in little water tank 10 quickly flows out from larger gap 50 ', miscellaneous Matter can be taken out of by current by this larger gap 50 ' thus be realized the anti-pollution function of water intaking valve, the structure of not described part and work Principle is consistent with above-described embodiment, repeats no more here.

This utility model also proposes a kind of water intaking valve with time-delay mechanism (not shown), and water intaking valve includes controlling water inlet Valve water inlet or the keg float controlling organization (not shown) of sealing, described keg float controlling organization includes big keg float, and water intaking valve also includes Stating the water intaking valve time-delay mechanism of any embodiment, the dependency structure of water intaking valve time-delay mechanism and principle are with reference to described above, here Repeating no more, this time-delay mechanism be arranged on water intaking valve, little water tank 10 is fixed on water intaking valve body, and described big keg float can be gone up Lower floating ground is inserted in little water tank 10, and a sealing is argued for the sake of arguing and is hinged on water intaking valve body top, with big keg float bottom an adjusting screw rod Threaded, adjusting screw rod top and sealing outer end of arguing for the sake of arguing is movably hinged, and big keg float, sealing are argued for the sake of arguing and adjusting screw rod constitutes and controls The keg float controlling organization of water intake valve or sealing, this structure is prior art, is not explained in detail here.

The above, only this utility model preferred embodiment, therefore can not limit what this utility model was implemented according to this Scope, the equivalence change i.e. made according to this utility model the scope of the claims and description and modification, all should still belong to this practicality new In the range of type contains.

Claims (10)

1. a time-delay mechanism for water intaking valve, is provided with the little water tank of discharge outlet including a diapire, an activity is installed in this little water Check valve below case, is formed with draining passage flow duct between described check valve and described discharge outlet, described check valve is by floating Close and open described draining passage flow duct with whereabouts, it is characterised in that: it is movably provided with one in described little water tank in order to mount The little keg float of this check valve, this check valve can move relative to described little keg float in the vertical.

The time-delay mechanism of a kind of water intaking valve the most according to claim 1, it is characterised in that described little keg float is in floating position And movable between drop-off positions, when described little keg float is in floating position, falls behind under described check valve and hung by described little keg float Connect spacing at a high level so that the draining passage flow duct opened of check valve is less；When described little keg float is in drop-off positions, institute State fall behind under check valve by the mounting of described little keg float spacing at a low level so that the draining passage flow duct opened of check valve is bigger.

The time-delay mechanism of a kind of water intaking valve the most according to claim 2, it is characterised in that described little keg float is provided with hanging platform, Described check valve is provided with and mounts, with described hanging platform, the hook coordinated, and described little water tank is additionally provided with the described little keg float of restriction and upwards moves The limiting section of dynamic full range of movement, when described little keg float and described check valve all float and put in place, the mount surface of described hook It is positioned at the setpoint distance on the mount surface of described hanging platform.

The time-delay mechanism of a kind of water intaking valve the most according to claim 3, it is characterised in that the hook on described check valve to On coordinate through mounting with the hanging platform on described little keg float after described discharge outlet；Or, the hanging platform on described little keg float is worn downwards Mount with the hook on described check valve after crossing described discharge outlet and coordinate.

The time-delay mechanism of a kind of water intaking valve the most according to claim 4, it is characterised in that set on the diapire of described little water tank Having lead, described little keg float to be correspondingly provided with the fairlead of both ends open, described fairlead is by opening on described little keg float diapire Extending inwardly to form at hole, described lead is inserted through in described fairlead, and described lead top is provided with and described fairlead The elastic fastener of the mutually spacing cooperation in top, this elasticity fastener is described limiting section.

6. according to the time-delay mechanism of a kind of water intaking valve described in claim 1 to 5 any one, it is characterised in that also include setting Put the control axle between described check valve and described little keg float, wherein one end of described control axle be connected to described check valve or On described little keg float, the other end passes freely through described discharge outlet, has gap between described control axle and described discharge outlet.

The time-delay mechanism of a kind of water intaking valve the most according to claim 6, it is characterised in that described check valve includes having top The floating chamber of wall, described check valve floats the diapire of the rear described roof described little water tank of laminating to close described draining passage flow duct, institute State control axle include path shaft part and big footpath shaft part, described big footpath shaft part with described discharge outlet to big footpath shaft part time corresponding and institute State formation small gap between discharge outlet, namely the described draining passage flow duct that check valve is opened is less, described path shaft part and institute State discharge outlet to forming larger gap, namely the described row that check valve is opened during correspondence between path shaft part and described discharge outlet Water passage flow duct is bigger.

8. according to the time-delay mechanism of a kind of water intaking valve described in claim 6 any one, it is characterised in that described check valve bag Including the floating chamber with roof, described check valve floats the diapire of the rear described roof described little water tank of laminating and leads to close described draining Runner, when fall behind under described check valve by the mounting of described little keg float spacing at a high level time described floating chamber roof and little water tank Diapire between formed small gap, between described control axle and discharge outlet formed larger gap, the institute that now check valve is opened State draining passage flow duct less；When fall behind under described check valve by the mounting of described little keg float spacing at a low level time described floating chamber Being respectively formed larger gap between the diapire of roof and little water tank and between described control axle and discharge outlet, now check valve is opened Described draining passage flow duct bigger.

9., according to the time-delay mechanism of a kind of water intaking valve described in claim 1,2,3,4,5,7 or 8 any one, its feature exists In, the lower surface of described little tank bottom wall is provided with one around described discharge outlet and seals, with described check valve, the bulge loop coordinated, described Check valve floats and closes described draining passage flow duct when coordinating with described convex ring for sealing.

10. with a water intaking valve for time-delay mechanism, including the keg float controlling organization of water intake valve or sealing can be controlled, described Keg float controlling organization includes big keg float, it is characterised in that also include the time delay machine of a kind of water intaking valve described in 1 to 9 any one Structure, described big keg float can be installed in described little water tank up and downly.