CN2558703Y

CN2558703Y - Water feeding controlling structure of water feeder

Info

Publication number: CN2558703Y
Application number: CN 02237379
Authority: CN
Inventors: 谢进侦; 黄铭铨
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-06-26
Filing date: 2002-06-26
Publication date: 2003-07-02
Anticipated expiration: 2012-06-26

Abstract

The utility model relates to a water supply control device for a water inlet device, comprising a water inlet pipe, an external stent, a subsidy pipe, a control valve, a pressing and movable rod and a floating ball. A pressure storage chamber is arranged at the upper part of the water outlet of the valve seat of the water inlet pipe and a control valve can movably positioned between the upper part of the outlet and an upper convex pipe of a fixed lid and goes through the upper convex pipe through a shaft column; the middle part of the shaft column is sleeved with an upper gasket, a reflux siphonage prevention gasket and a pressure plate and the lower part is stuffed with a concrete plug. When the control valve covers downward the valve seat, the concrete plug can press on the outlet and the reflux siphonage prevention gasket can cover on the upper opening of the pressure storage chamber to prevent leakage, thereby reaching the effect of dual water stop; when water is out, the concrete plug can maintain a certain distance between the water stop surface, therefore, the control valve can quickly press downward to stop water so as to reach the effect of dual water stop and siphonage prevention when water is full.

Description

The feedwater control structure of water inlet device

Technical field

The utility model relates to a kind of feedwater control structure of the device of intaking, be meant especially that it has to press down sealing, dual control sealing rapidly and have the backsiphonage effect, be different from the float switch of the progressive sealing of traditional type.

Background technology

As shown in Figure 1, in existing gradual water inlet device structure, it is to be provided with a control valve 2 ' in the valve seat 11 ' of water inlet pipe 1 ' and loam cake 12 ', and this control valve 2 ' can convexedly stretch in loam cake 12 ' top, and is done by a pressure rod 3 ' that is connected with ball float 4 ' and to control the mobile of control valve 2 ' up and down; And can be at the delivery port place of water inlet pipe 1 ' by the pressing action of control valve 2 ' with water plug 21 ' gag on it on it, with the water outlet sealing action of control water inlet device.

And in the structure of existing water inlet device, valve seat 11 ' at water inlet pipe 1 ' has a big balancing gate pit with loam cake 12 ' shape, when water is gone out by water inlet pipe 1 ', can in the balancing gate pit, produce general pressure, therefore ball float 4 ' is because of after water level in the water tank rises gradually, can upwarp by ball float 4 ' interlock pressure rod 3 ' one end, and other is pressed down control valve 2 ' at end, because the pressure in the balancing gate pit is bigger, therefore control valve 2 ' is with the progressive mode sealing, and the volume of ball float 4 ' must reach greatly, just can provide enough buoyancy, and control valve 2 ' is covered on the water inlet pipe 1 ' fully.

Summary of the invention

The purpose of this utility model is to overcome existing water inlet device shortcoming in the use, a kind of feedwater control structure that can reach the water inlet device of sealing rapidly is provided, it is less by the pressure accumulating chamber space in the valve seat that utilizes water inlet pipe, in the downward movable while of floater controlled valve, making strength that ball float presses down control valve and the platen on the control valve produce in pressure accumulating chamber easily contends with, and then, reach a preferable action that presses down sealing rapidly relatively to the effect that pressure accumulating chamber inside produces the discontinuity breakdown pressure.

Another purpose of the present utility model is for relevant for a kind of structure that the anti-red suction effect of tool can be provided, the place has several to discharge orifice by the outer tube upper limb, can be so that when washing by water again, the water that injects in the water tank can drive the air suction simultaneously, by the water that is mixed with air in water tank inside, can produce bubble to slow down the impulse force of water, to reach the generation that reduces noise.

The purpose of this utility model realizes by following technical proposals, the feedwater control structure of water inlet device of the present utility model, consist predominantly of water inlet pipe, outer tube, subsidy water pipe, control valve, pressure rod and ball float, wherein outer tube is sheathed on the water inlet pipe outside, water inlet pipe upper end be installed with valve seat and and the maintenance lid of mutual snapping, be articulated with the pressure rod of ball float by the maintenance side of covering, can the downward roof pressure of pressure rod be located at control valve in valve seat and the maintenance lid by the control of rising of the power of pressure rod; It is characterized in that: its top, delivery port place of the valve seat of this water inlet pipe has pressure accumulating chamber, by delivery port top to maintenance cover protruding pipe between but control valves is movable is provided with, this control valve be by a jack-post in the epirelief pipe, the jack-post middle section is socketed with upper pad and backflow backsiphonage pad, and the below then plugs a filler block; , can be pressed on the delivery port in valve seat the time by control valve 4 downward gags, and remake the secondary leakproof by backflow backsiphonage pad and be covered on pressure accumulating chamber's top opening, to reach the effect of dual backsiphonage sealing by filler block.

In the feedwater control structure of described water inlet device, the valve seat of described water inlet pipe can with the outer tube fit, the position valve seat bottom be provided with several slotted eyes can cooperate discharge orifice above several convection current holes formation bubble water-supplying structures and have the function of backsiphonage.

In the feedwater control structure of described water inlet device, wherein the valve cup rim place has an effluent seat, cooperates the water yield to adjust screw and can control the interior water yield size of subsidy water pipe.

In the feedwater control structure of described water inlet device, wherein middle fixed platen and the sealing face on the valve seat keeps certain distance on the control valve seat, cooperates the start of slow belling dish can reduce the hydraulic pressure that is flowed out by delivery port.

In the feedwater control structure of described water inlet device, the backsiphonage pad that wherein refluxes flows through upwards through current and promotes, and during by its outer edge, backflow backsiphonage pad can be impacted forming like plane, and the slow function of pressing and reducing hydraulic pressure be arranged.

Description of drawings

Shown embodiment describes in further detail structure of the present utility model below in conjunction with accompanying drawing, and making it has more clearly understanding to its purpose of this utility model, structure and advantage, wherein:

Shown in Figure 1 is existing water inlet device control valve structural representation;

That shown in Figure 2 is the stereoscopic figure of the utility model water inlet device;

Shown in Figure 3 is the exploded perspective view of the utility model water inlet device;

Shown in Figure 4 is the upper viewing view of the water inlet pipe of the utility model water inlet device;

Shown in Figure 5 is that the utility model water inlet device goes out the water state sectional view;

Shown in Figure 6 is that the utility model is just carrying out sealing state sectional view;

Shown in Figure 7 is that the utility model is finished sealing state sectional view.

Symbol description:

1 ... water inlet pipe 4 ... control valve

11 ... valve seat 41 ... jack-post

111 ... delivery port 42 ... upper pad

112 ... slotted eye 43 ... backflow backsiphonage pad

113 ... pressure accumulating chamber 431 ... the outer edge

114 ... card projection 44 ... filler block

15 ... sealing face 45 ... platen

116 ... slow belling dish 5 ... pressure rod

12 ... maintenance lid 51 ... adjust screw

121 ... epirelief pipe 6 ... ball float

122 ... button hole 7 ... effluent seat

123 ... fixture 8 ... the water yield is adjusted screw

124 ... air-vent 1 ' ... water inlet pipe

13 ... O type ring 11 ' ... valve seat

2 ... outer tube 12 ' ... loam cake

21 ... positioning screw cap 2 ' ... control valve

22 ... to discharge orifice 21 ' ... last water plug

3 ... subsidy water pipe 3 ' ... pressure rod

4 ' ... ball float

The specific embodiment

See also Fig. 2 to Fig. 4, the feedwater control structure of water inlet device of the present utility model, consist predominantly of water inlet pipe 1, outer tube 2, subsidy water pipe 3, control valve 4, pressure rod 5, ball float 6, effluent seat 7 and the water yield and adjust screw 8, wherein outer tube 2 is sheathed on water inlet pipe 1 outside, water inlet pipe 1 upper end be installed with valve seat 11 and and the maintenance lid 12 of mutual snapping, cover 12 tops by maintenance and articulate a pressure rod 5 that is connected with ball float 6.

These valve seat 11 central authorities have a delivery port 111, between delivery port 111 and maintenance lid 12, be formed with pressure accumulating chamber 113, be provided with sealing face 115 and slow belling dish 116 in it, and valve seat 11 1 sides are for being connected with subsidy water pipe 3, and the effluent seat 7 of wherein being located at subsidy water pipe 3 places also has the water yield and adjusts screw 8, can adjust the water yield magnitude function of bowl water envelope; The protruding card projection 114 that has several isogonisms and establish of valve seat 11 peripheries, also has button hole 122 on the maintenance lid 12 with respect to card projection 114, can be in button hole 122 by card projection 114, and rotation fastens, utilize a fixture 123 to run through in the space of a button hole 122 wherein simultaneously, fix in order to do reaching valve seat 11 and maintenance lid 12 combine; In addition, between valve seat 11 and maintenance lid 12, then be provided with Shu O type ring 13.

The valve seat 11 of this water inlet pipe 1 by delivery port 111 tops to maintenance cover 12 epirelief pipes 121 between but control valves 4 is movable is provided with, this control valve 4 be by a jack-post 41 in epirelief pipe 121, jack-post 41 middle sections are socketed with upper pad 42 and backflow backsiphonage pad 43, the below then plugs a filler block 44, and the effect of upper pad 42 is to be used for switch pore 124.

And maintenance is covered 12 tops and is articulated with a pressure rod 5, this pressure rod 5 is also connecting ball float 6, can be located at the interior control valves 4 of valve seat 11 and maintenance lid 12 by adjusting screw 51 downward roof pressures by the control of pressure rod 5, during the sealing face 115 of these control valve 4 downward gags in valve seat 11, can be pressed on the sealing that makes on the delivery port 111 by filler block 44, the backsiphonage pad 43 that refluxes this moment remakes secondary back backsiphonage leakproof along control valve 4 to downslide and is covered on pressure accumulating chamber's 113 top openings (referring to Fig. 7), to reach the effect of dual sealing, pore 124 on the fixed cap 12 is the standard-sized sheet connected state with outer tube 2 upper limbs to discharge orifice 22 and subsidy water pipe 3 at this moment, when the water pipe of subsidy has siphonage, can destroy siphon via pore 124 or to discharge orifice 22.

See also Fig. 5 to Fig. 7 again, when being finished by Water flushing for cistern, ball float 6 is downward, and together with pressure rod 5 perks, because of falling in the pressure accumulating chamber 113 of back, ball float 6 then is pressure-less state, and control valve 4 is risen rapidly, and can be to water tank water storage once more for water inlet pipe 1, and when the water in the water tank is stored up to certain altitude gradually, ball float 6 also can rise gradually, and then can press down control valve 4 by pressure rod 5, when control valve 4 presented downward action, the platen 45 on the control valve 4 promptly began action; When the platen 45 positions pressure of healing when high littler, pressure was bigger when anti-platen 45 positions were lower, its objective is and be used for reducing the hydraulic pressure that flow out at 113 water of pressure accumulating chamber inlet opening 111, to form to presenting the pressure reduction state between pressure accumulating chamber 113, and the pressure in the pressure accumulating chamber 113 can make control valve 4 and ball float 6 between the tool effect that contends with mutually, in case ball float 6 float to critical point and buoyancy greater than pressure accumulating chamber's 113 internal pressures after, ball float 6 can be broken through this pressure, and then control valve is pressed on the sealing face 115 rapid sealings on valve seat 11 delivery ports 111 for 4 times rapidly.

Moreover, because pressure accumulating chamber 113 spaces are little, when water outlet, hydraulic pressure is through slow belling dish 116, again in pressure accumulating chamber 113 and the platen 45 formation pressure accumulation that contends with, the water outlet pressure accumulation, go out wateryly, and current are when backflow backsiphonage pad 43, force pad upwards to promote, water then is formed with slow the pressure through the obstruction of pad, the state of step-down, and when current flow out via 431 places, pad 43 outer edges, be like plane (as shown in Figure 6) by the ︹ type, and execute the real sealing that presses down when moving when control valve 4 because of the impact of current can make backflow backsiphonage pad 43, pressure in the pressure accumulating chamber 113 can be suddenly big or suddenly small, just can be done the adjustment of pressure this moment by control valve 4; And control valve 4 with filler block 44 glands behind the delivery port 111 of valve seat 11, if (in the building, when resident family's bath downstairs,, cause backflow phenomenon when delivery port 111 has not the sealing backflow phenomenon because of the building pipeline is a connected state.), then filler block 44 is difficult for being enclosed within fully on the delivery port 111, and can be done the effect of dual backflow sealing this moment by backflow backsiphonage pad 43.

Claims

1. the feedwater control structure of the device of intaking, consist predominantly of water inlet pipe, outer tube, subsidy water pipe, control valve, pressure rod and ball float, wherein outer tube is sheathed on the water inlet pipe outside, water inlet pipe upper end be installed with valve seat and and the maintenance lid of mutual snapping, be articulated with the pressure rod of ball float by the maintenance side of covering, can the downward roof pressure of pressure rod be located at control valve in valve seat and the maintenance lid by the control of rising of the power of pressure rod; It is characterized in that: its top, delivery port place of the valve seat of this water inlet pipe has pressure accumulating chamber, by delivery port top to maintenance cover protruding pipe between but control valves is movable is provided with, this control valve system by a jack-post in the epirelief pipe, the jack-post middle section is socketed with upper pad and backflow backsiphonage pad, and the below then plugs a filler block; , can be pressed on the delivery port in valve seat the time by control valve 4 downward gags, and remake the secondary leakproof by backflow backsiphonage pad and be covered on pressure accumulating chamber's top opening, to reach the effect of dual backsiphonage sealing by filler block.

2. the feedwater control structure of water inlet device as claimed in claim 1, it is characterized in that described water inlet pipe valve seat can with the outer tube fit, the position valve seat bottom be provided with several slotted eyes can cooperate discharge orifice above several convection current holes formation bubble water-supplying structures and have the function of backsiphonage.

3. the feedwater control structure of water inlet device as claimed in claim 1 is characterized in that described valve cup rim place has an effluent seat, cooperates the water yield to adjust screw and can control the interior water yield size of subsidy water pipe.

4. the feedwater control structure of water inlet device as claimed in claim 1 is characterized in that fixed platen middle on the described control valve seat and the sealing face on the valve seat keep certain distance, cooperates the start of slow belling dish can reduce the hydraulic pressure that is flowed out by delivery port.

5. the feedwater control structure of water inlet device as claimed in claim 1 is characterized in that described backflow backsiphonage pad flows through upwards through current to promote, and during by its outer edge, backflow backsiphonage pad can be impacted forming like plane, can delay to press and reduce hydraulic pressure.