CN2283164Y

CN2283164Y - Water intake valve for water tank

Info

Publication number: CN2283164Y
Application number: CN 96221715
Authority: CN
Inventors: 李飞宇; 李从飞
Original assignee: Xiamen Wdi Industry Co ltd
Current assignee: Xiamen Wdi Industry Co ltd
Priority date: 1996-08-28
Filing date: 1996-08-28
Publication date: 1998-06-03
Anticipated expiration: 2006-08-28

Abstract

The utility model relates to a water intake valve for a water tank. The utility model is mainly composed of a float ball, a pin valve structure, a water intake pipe, a silencer, a one-way valve ball, a one-way valve body, etc., wherein, the water intake pipe is formed into a two-section type hollow pipe body; the silencer is sheathed on the pipe body of the upper section, which causes the noise to be reduced when the water flows into the water tank; the inner part between the upper and the lower sections of the water intake pipe is formed into guide ribs; the one-way valve ball is arranged between the ribs. The one-way valve ball, the one-way valve body, and a rubber leather ring which is plugged below the one-way valve body are matched to prevent the siphonage from generating after the water flows into the water tank. Besides, the matching depth between a thimble and a needle holes in the needle valve structure is reduced, which can avoid the needle holes from blocking, and causes the needle valve structure to better control the water inflow and water stop of the water tank.

Description

Tank intake valve of water

The utility model relates to water feeding and draining device, and is relevant with the water tank water intake valve arrangement especially.

At present, toilet Water tank for urinal inlet valve is many to drive needle valve structure control water inlet by ball float, and intake pipe links to each other with inlet valve, and during water inlet, noise is big, stop into water after, be prone to siphonage again, influence moisture storage capacity in the water tank; And pin hole is long in the needle valve structure, and thimble cooperates the degree of depth bigger with pin hole, and pin hole is very easily stopped up by impurity, causes inlet valve out of control, makes troubles to use.

Noise was little when the purpose of this utility model was to provide a kind of water inlet, the no siphonage in water inlet back, and the not susceptible to plugging tank intake valve of water of needle valve structure.

For reaching above-mentioned purpose, the utility model tank intake valve of water mainly is made up of ball float, needle valve structure, intake pipe, baffler, check valve body etc.

Intake pipe is the two-part hollow tube, the hypomere body forms outside thread, unidirectional valve ball is in order to connect supply pipe, on, the outside earlier radially between the hypomere body, axially upwards form socket again, baffler is enclosed within the intake pipe epimere, and be placed in the socket, this socket bottom outside is offered several osculums, the outside, socket stage casing forms water-adding pipe, the socket top again earlier radially, axially upwards form a pipe box again, this pipe socket edge forms several inside convex clips and to outer tappet successively to inside and outside respectively, and the convex clip below forms several osculums, on the intake pipe inside, axially form several fins between the hypomere, unidirectional valve ball ailhead down, axially be placed between fin, unidirectional valve ball is a nail-shaped, ailhead is a hemisphere, and check valve body is placed in intake pipe internal check valve ball below, and concave spherical surface in the valve body and unidirectional valve ball match, two rubber grommets are placed in the below again, insert and put a filter screen between two rubber grommets.

Needle valve structure comprises members such as thimble, valve gap, sealer, sealing cover and sealing rubber cushion.Valve gap is round lid, place thimble in the middle of the valve gap, the valve gap top extends upward a body of rod, buoyancy aid is nested with on this body of rod, and by upper and lower the moving of connecting rod control thimble, place a seal ring in the valve gap, the valve gap lid along form several inside convex clips just with the cooperating of intake pipe pipe box top to outer tappet, and above convex clip several osculums of formation; Sealing cover is placed between valve gap and the intake pipe, sealing cover is the round lid of band mesopore, sealer plugs in the mesopore of sealing cover, the sealer middle part forms pin hole, just can closely cooperate sealing cover below fit sealing rubber cushion with thimble, promptly form Seal cage, it is corresponding with the intake pipe mouth of pipe that an aperture is offered at sealing rubber cushion middle part, and the sealing cover lid cooperates with the inside convex clip of intake pipe just along forming several to outer tappet.

After adopting said structure, during the utility model water inlet, unidirectional valve ball is moving on the guiding fin under the impulse force of water, and water passes through around unidirectional valve ball, enters the pipe epimere, and again because the setting of baffler, the noise when making water into reduces; Thimble is used because of ball float and is lifted in this moment needle valve structure, pin hole is open-minded on the sealer, water from intake pipe can flow out from sealing rubber cushion water inlet and sealer pin hole, impact the sealing rubber cushion because of hydraulic pressure again, water also can be through between sealing rubber cushion and the intake pipe, flow out from the water-adding pipe and the osculum of intake pipe socket, be into water state; When cistern water level one timing, ball float control thimble moves down, block pin hole, form pressure after making water from sealing rubber cushion hole, enter Seal cage, the sealing rubber cushion is pressed down, thereby block the intake pipe mouth of pipe, be the sealing state, non-return valve closely cooperates with the check valve body mesopore, so can prevent siphonage owing to density falls with hydraulic action than water is big at this moment.

The utility model is equipped with filter screen, in the sewage impurity after filtering, the impurity functional diameter (FD) in the water is less than the through hole of sealing rubber cushion intermediate throughholes and sealer, so blocking phenomenon needn't be arranged.

Below in conjunction with drawings and Examples the utility model is further described.

Fig. 1 is the utility model plane exploded view;

Fig. 2 is that the utility model plane is cutd open and shown exploded view;

Fig. 3 is water inlet phase diagram of the present utility model;

Fig. 4 is sealing phase diagram of the present utility model;

Fig. 5 is the worm's eye view of the utility model valve gap;

Fig. 6 is the plan view of the utility model sealing cover;

Fig. 7 is the plan view of the utility model intake pipe.

Consult Fig. 1-2, the utility model mainly is made up of ball float 1, needle valve structure 2, intake pipe 3, baffler 4 and unidirectional valve ball 5 etc.

Intake pipe 3 is the two-part hollow tube, the hypomere body forms outside thread, in order to connect supply pipe, the outside axially upwards forms earlier socket 31 radially, again between upper and lower section body, baffler 4 is enclosed within intake pipe 3 epimeres, and be placed in the socket 31, because the effect of baffler 4, noise reduces when making into water; These socket 31 bottom outside are offered several osculums 311, the outside, socket 31 stage casings forms water-adding pipe 32, socket 31 tops again earlier radially, axially upwards form a pipe box 33 again, this pipe box 33 opening edges are along forming several inside convex clips 312 successively and to outer tappet 313 to inside and outside respectively, consult Fig. 7, and the convex clip below forms several osculums 314, on intake pipe 3 inside, axially form several fins 34 between the hypomere, unidirectional valve ball 5 ailheads down, axially be placed on 34 of fins, make unidirectional valve ball 5 move orientation, unidirectional valve ball 5 is a nail-shaped, ailhead is a hemisphere, intake pipe 3 internal check valve balls 5 below appropriate locations plug check valve body 9 and two rubber grommets 6,6 ', and rubber grommet 6 median pore diameter of close unidirectional valve ball 5 are less than the ailhead diameter, and during water inlet, unidirectional valve ball 5 is moving on guiding fin 34 under the impulse force of water, water passes through around unidirectional valve ball 5, consults Fig. 3; After stopping into water, non-return valve 5 since density than water big and hydraulic action, face falls and rubber grommet 6 mesopores closely cooperate, so can prevent siphonage, consults Fig. 4; And two rubbers 6,6 ' between insert and put a filter screen 7, with impurity in the filtered water, water tank is kept clean.

Needle valve structure 2 comprises members such as thimble 21, valve gap 22, sealer 23, sealing cover 24 and sealing rubber cushion 25.Valve gap 22 is round lid, place thimble 21 in the middle of the valve gap 22, valve gap 22 tops extend upward a body of rod 221, buoyancy aid 1 is nested with on this body of rod 221, and by on the connecting rod 8 control thimbles 21, move down, place a seal ring 26 in the valve gap 22, valve gap 22 lids are along forming several inside convex clips 222, and above convex clip 222, form several osculums 223, consult Fig. 5, cooperating with valve gap 22 inside convex clips 222 just to outer tappet 313 above intake pipe 3 pipe boxes, sealing cover 24 is placed between valve gap 22 and the intake pipe 3, sealing cover 24 is the round lid of band mesopore, sealer 23 plugs in the mesopore of sealing cover 24, and sealer 23 middle parts form pin hole 231, just can closely cooperate with thimble 21, sealing cover 24 below fit sealing rubber cushions 25, promptly form Seal cage, it is corresponding with intake pipe 3 mouths of pipe that water inlet 251 is offered at sealing rubber cushion 25 middle parts, and sealing cover 24 lids are along forming several to outer tappet 241, consult Fig. 6, cooperate with intake pipe 3 inside convex clips 312 just.During water inlet, thimble 21 is used because of ball float 1 and is lifted, pin hole 231 is open-minded on the sealer 23, water from intake pipe 3 can flow out from sealing rubber cushion 25 water inlets 251 and sealer 23 pin holes 231, because of hydraulic pressure impacts sealing rubber cushion 25, water also can be between sealing rubber cushion 25 and intake pipe 3, from the water-adding pipe 32 and osculum 311,314 outflows of intake pipe 3 sockets 31 again, be into water state, consult Fig. 3; When cistern water level one timing, ball float 1 control thimble 21 moves down, and blocks pin hole 231, form pressure after making water from sealing rubber cushion 25 water inlets 251, enter Seal cage, sealing rubber cushion 25 is pressed down, thereby block intake pipe 3 mouths of pipe, be the sealing state, consult Fig. 4.

Thus, the utility model enters pipe 3 epimeres, the noise when having eliminated water inlet owing to being provided with of baffler 4 again; It is little that the utility model thimble 21 and pin hole 231 contact tightness, so can avoid impurity to stop up pin hole 231, inlet valve phenomenon out of control takes place.

Claims

1, a kind of tank intake valve of water, mainly by ball float, needle valve structure, compositions such as intake pipe, it is characterized in that: intake pipe is the two-part hollow tube, the hypomere body connects supply pipe, on, the outside earlier radially between the hypomere body, axially upwards form socket again, baffler is enclosed within the intake pipe epimere, and be placed in the socket, this outside, socket below sets out the water hole, the outside, socket stage casing forms water-adding pipe, the socket top also forms the water hole, on the intake pipe inside, axially form an above fin between the hypomere, unidirectional valve ball ailhead down, axially be placed between fin, check valve body is placed in intake pipe internal check valve ball below, concave spherical surface in the check valve body and unidirectional valve ball match, and transfer and plug rubber grommet, and the rubber grommet median pore diameter is less than the ailhead diameter; Needle valve structure comprises members such as thimble, valve gap, sealing cover and sealing rubber cushion, valve gap is fixedly connected above the intake pipe socket, valve gap lid along on form the water hole, place thimble in the middle of the valve gap, ball float connects transmission by connecting rod with thimble, sealing cover is placed between valve gap and the intake pipe, sealing cover is provided with mesopore, sealer plugs in the mesopore of sealing cover, the sealer middle part forms pin hole, proper and thimble closely cooperates, sealing cover below fit sealing rubber cushion, and it is corresponding with the intake pipe mouth of pipe that the water inlet is offered at sealing rubber cushion middle part.

2, a kind of tank intake valve of water according to claim 1 is characterized in that: unidirectional valve ball is a nail-shaped, and ailhead is a hemisphere.

3, a kind of tank intake valve of water according to claim 1 is characterized in that: intake pipe rubber grommet below also plugs rubber ring, and inserts and puts a filter screen between two rubber grommets.

4, a kind of tank intake valve of water according to claim 1 is characterized in that: intake pipe hypomere body forms outside thread, connects with supply pipe.

5, a kind of tank intake valve of water according to claim 1 is characterized in that: the valve gap top extends upward a body of rod, and buoyancy aid is nested with on this bar, and connects transmission by connecting rod with thimble.

6, a kind of tank intake valve of water according to claim 1 is characterized in that: place a seal ring in the valve gap.

7, a kind of tank intake valve of water according to claim 1 is characterized in that: intake pipe pipe top axially upwards forms earlier a pipe box again radially, again, and this pipe socket edge inwardly inwardly forms more than one convex clip respectively and successively to outer tappet; Valve gap lid is along forming more than one inwardly convex clip, just with the cooperating of intake pipe pipe box top to outer tappet, and the edge formation of sealing cover lid more than one to outer tappet, cooperate with the inside convex clip of intake pipe just.