CN201273014Y

CN201273014Y - Constant-current constant-pressure valve

Info

Publication number: CN201273014Y
Application number: CNU2008201342010U
Authority: CN
Inventors: 唐士杰; 刘政祥
Original assignee: TAIWAN ROCA SANITATIONERY CO Ltd
Current assignee: TAIWAN ROCA SANITATIONERY CO Ltd
Priority date: 2008-09-08
Filing date: 2008-09-08
Publication date: 2009-07-15
Anticipated expiration: 2018-09-08

Abstract

A constant current constant pressure valve comprises a valve body unit, a retaining unit, a liner unit and a valve rod unit, wherein the valve body unit is provided with a valve body containing a first water chamber, a second water chamber and a third water chamber; the liner unit is provided with an annular liner elastically provided in the second water chamber for controlling water current to realize constant pressure water output; and the valve rod unit is movably provided in the third water chamber and linked with the liner unit for controlling the flux of input water and keeping constant current effect.

Description

The constant current constant voltage valve

Technical field

The utility model relates to a kind of control valve, particularly relates to a kind of constant current constant voltage valve that has constant current input and constant voltage water outlet effect simultaneously.

Background technology

Referring to shown in Figure 1, existing a kind ofly exempt to control type toilet device 10 and consist predominantly of a cushion 11, a gauge tap 12 that is arranged on cushion 11 side places, a holder 13 that is arranged on place, cushion 11 rears, one is arranged on and can lifts the toilet lid 14 that opens shape on the holder 13, and sparge pipe 15 that is arranged on the holder 13 and is hidden in place, cushion 11 belows, the startup that sparge pipe 15 is controlled switch 12 can be protracted to move and is outer dewiness, whereby human body is reached the function of flushing, referring to Fig. 2, these holder 13 inside are to be hollow form, its pre-position is equiped with water route pipeline and the electric control circuit that is associated with sparge pipe 15, wherein the water route pipeline includes an electromagnetic valve 16 and a non retern valve 17, one end of electromagnetic valve 16 is connected with outer water tube, provide the water of firm discharge can enter in the electromagnetic valve 16, the other end of electromagnetic valve 16 is to be connected with non retern valve 17 with pipe-connecting mode, and electric control circuit includes an electrical control mechanism 18, this electrical control mechanism 18 makes with gauge tap 12 and is connected, but the on off state of control electromagnetic valve 16, can controlled water flow enter in the non retern valve 17 whereby, one end of this non retern valve 17 is provided with a gutter 171, the other end then is connected to sparge pipe 15 with pipe-connecting mode, the hydraulic pressure that keeps certain can be controlled in non retern valve 17 inside, when hydraulic pressure surpasses default value, can discharging partly, current are discharged by gutter 171, non retern valve 17 can provide the current of steady pressure to enter in the sparge pipe 15 whereby, outwards sprays by sparge pipe 15 and cleans water column.

Though above-mentioned toilet device 10 allows sparge pipe 15 have the function of ejection constant voltage water column; yet still have its shortcoming to demand urgently improving on using; existing toilet device adopts electromagnetic valve 16 and 17 two kinds of valve members of non retern valve to be combined into the water route pipeline; because the relation that electromagnetic valve 16 and non retern valve were arranged in 17 minutes; the volume of two valve members takies sizable inner space; the equipment cost of buying two valve members is higher; be unfavorable for product competitiveness; and in case when having fault to take place; electromagnetic valve 16 and non retern valve 17 need to check one by one; inconvenient in the maintenance; in addition; generally be used for controlling the non retern valve 17 that hydraulic pressure is done stable output; its inner diaphragm type lining that adopts is usually used part as control, yet this kind bush structure is having the slit existence with other reference axis spare joint, under diaphragm type lining perseveration; produce the infiltration phenomenon along the slit through regular meeting, cause hydraulic pressure control unstable.

The utility model content

The utility model purpose is to provide a kind of constant current constant voltage valve that has constant current input and constant voltage output function simultaneously.

The utility model provides a kind of constant current constant voltage valve, include a valve body unit, a non-return unit, a pad units and a valve rod unit, wherein: this valve body unit has a valve body, this valve body lower end is provided with a water inlet, valve body inside is provided with first hydroecium that is communicated with water inlet, valve body locates to be provided with second hydroecium that is communicated with first hydroecium up, valve body is provided with a middle shaft element in the first hydroecium inside, and shaft element upper end is provided with one the 3rd hydroecium in this; This non-return unit has the detent plug bar and the spring that is set on the detent plug bar that are movably arranged on the water inlet place, and this detent plug bar is subjected to that spring is butted can to make closed to water inlet; This pad units has the ring liner and the flexible member that is set on the ring liner that are movably arranged in second hydroecium, it is butted that this ring liner one end is subjected to flexible member, the other end is subjected to the pushing of the second hydroecium hydraulic pressure, makes two ends reach pressure balance; This valve rod unit upper end be provided with one with the join fixed connecting end of interlock of ring-like liner, its lower end is provided with a water inlet end that is movably arranged in the 3rd hydroecium, inside, valve rod unit is equipped with a runner, this runner one end is communicated in second hydroecium, and the other end extends downwardly into and reaches the water inlet end bottom.

The beneficial effects of the utility model are: utilize the interior activity of the 3rd hydroecium that the valve rod unit is set, can change inflow to reach the constant current effect, utilize the design of pad units pressure at two ends balance, reach the effect of constant voltage water outlet whereby.

Description of drawings

Fig. 1 is the existing schematic perspective view of exempting to control the type toilet device;

Fig. 2 is the existing exploded view of exempting to control the type toilet device;

Fig. 3 is the exploded view of the utility model constant current constant voltage valve one preferred embodiment, illustrates to the utlity model has a valve body unit, a non-return unit, a pad units and a valve rod unit;

Fig. 4 is the three-dimensional combination figure of above preferred embodiment;

Fig. 5 is the vertical view of above preferred embodiment;

Fig. 6 is the sectional view of Fig. 5 along the VI-VI line;

Fig. 7 is the action diagram of above preferred embodiment, illustrates that the pad units pressure at two ends keeps balance to reach the situation of constant voltage water outlet;

Fig. 8 is the action diagram of above preferred embodiment, illustrates that the valve rod unit can move up and down the change inflow to reach the situation of constant current input.

The specific embodiment

Aforementioned and other technology contents, characteristics and effect about the utility model, below cooperate in the explanation of a plurality of preferred embodiments with reference to the accompanying drawings, can clearly present, the utility model constant current constant voltage valve will be elaborated below by most preferred embodiment and accompanying drawing.

Referring to Fig. 3 to Fig. 6, the utility model constant current constant voltage valve in a preferred embodiment, consist predominantly of 20, one non-return unit 30, a valve body unit, a pad units 40 and a valve rod unit 50, then, after again the structure form of above-mentioned each unit and interblock space form being specified in.

This valve body unit 20 has a valve body 21, an electromagnetic valve 22 that is arranged on valve body 21 side edge, and middle shaft element 23 that is arranged in the valve body 21, these valve body 21 lower ends are provided with a water inlet 211, valve body 21 inside are provided with first hydroecium 212 that is communicated with water inlet 211, valve body 21 locates to be provided with second hydroecium 213 that is communicated with first hydroecium 212 up, first hydroecium 212 is provided with partition wall 214 in the middle of second hydroecium 213, the place is equipped with a through hole 215 in the middle of partition wall 214, second hydroecium, 213 side inwall places offer a delivery port 216, this delivery port 216 can be guided current and be entered in the electromagnetic valve 22, valve body 21 is shaft element 23 in the 212 inner sockets of first hydroecium are provided with, should convex with an outer shroud 231 in middle shaft element 23 peripheries, connect on this outer shroud 231 and offer the slotted eye 232 that a plurality of streams that supply water pass through, middle shaft element 23 is concaved with one the 3rd hydroecium 233 at upper end, and lower end is provided with a post hole 234.

This non-return unit 30 has the detent plug bar 31 and the spring 32 that is set on the detent plug bar 31 that are movably arranged on water inlet 211 places, be inserted in the post hole 234 of middle shaft element 23 these detent plug bar 31 upper ends, be subjected to that spring 32 is butted can to make closed to water inlet 211, when water flow pressure during greater than spring 32 elastic force, current can be pushed detent plug bar 31 open and enter in first hydroecium 212.

This pad units 40 has a ring liner 41 that is movably arranged in second hydroecium 213, and flexible member 42 that is set on the ring liner 41, this ring liner 41 is slightly to be discoidal cylinder, its end face centre is provided with a cylinder protuberance 411 one-body moldedly, this protuberance 411 just can for elasticity element 42 be inserted in form spacing, make 42 pairs of ring liners 41 of flexible member can make pressing action, be embedded with a fastener 412 in this protuberance 411, in the present embodiment, this fastener 412 is a nut, this ring liner 41 is arranged with 413, two lining papers 413 of two lining papers and does airtight the contact with second hydroecium, 213 inwalls in the periphery.

This valve rod unit 50 is the axostylus axostyles that are microscler shape, its upper end be provided with one with the join fixed connecting end 51 of interlock of ring liner 41 fasteners 412, its lower end is provided with a water inlet end 52 that is movably arranged in the 3rd hydroecium 233, water inlet end 52 peripheries are arranged with a lining papers 53, this lining papers 53 is done airtight the contact with the 3rd hydroecium 233 inwalls, 50 inside, valve rod unit are equipped with a runner 54, these runner 54 1 ends extend to periphery in the middle of the valve rod unit 50, just be connected with second hydroecium 213, runner 54 other ends extend downwardly into and reach water inlet end 52 bottoms, just be connected with the 3rd hydroecium 233, the current of second hydroecium 213 can enter in the 3rd hydroecium 233 by this runner 54 whereby, water inlet end 52 peripheries are provided with a scalene cone 55, this scalene cone 55 is just in the middle of first hydroecium 212 and second hydroecium 213, it stretches in valve body 21 through holes 215, can control the flow of inlet water that first hydroecium 212 enters second hydroecium 213 whereby.

More than be the general introduction of every structure of the utility model constant current constant voltage valve and shape, then, effect statement as the back that action of the present utility model and expection are reached again:

Referring to Fig. 7, under general state, current are entered in the valve body 21 by water inlet 211, normal hydraulic pressure can be greater than the elastic force of spring 32, current can be pushed the detent plug bar 31 of non-return unit 30 automatically open and enter in first hydroecium 212, then, enter in second hydroecium 213 through through hole 215 by first hydroecium 212 again, carry out water outlet from delivery port 216 at last, the current that are positioned at second hydroecium 213 this moment can up push the bottom face of ring liner 41, on the other hand, it is butted and press down that ring liner 41 top end faces are subjected to flexible member 42 again, so current can hold completely whole second hydroecium 213, keep reaching balance with equal pressure up to inside water pressure and flexible member 42, reach the effect of constant voltage water outlet whereby.

Referring to shown in Figure 8, the current of second hydroecium 213 enter in the 3rd hydroecium 233 by the runner 54 of valve rod unit 50, when the hydraulic pressure of the 3rd hydroecium 233 during greater than flexible member 42 elastic force, the current of the 3rd hydroecium 233 can promote valve rod unit 50 and up move, valve rod unit 50 more up moves, scalene cone 55 can more dwindle bore near through hole 215 inwalls, reduce the flow of inlet water of second hydroecium 213 whereby, on the contrary, under the situation of flexible member 42 elastic force greater than the 3rd hydroecium 233 hydraulic pressure, valve rod unit 50 can move down and make through hole 215 bores enlarge, the flow of inlet water of second hydroecium 213 will increase whereby, by this Flow-rate adjustment action, can allow the current that enter second hydroecium 213 keep certain, reach the effect of constant current input.

In sum, the utility model constant current constant voltage valve mainly is in order to solve the problem of existing toilet device 10 stream pipelines, the technological means that the utility model adopts is to utilize a ring liner 41 that is movably arranged in second hydroecium 213, ring liner 41 both ends of the surface are subjected to flexible member 42 respectively and two kinds of pressure of hydraulic pressure keep balance down, allow current carry out the water outlet action in the constant voltage mode, in addition, 50 inside, valve rod unit are provided with a runner 54, the current of second hydroecium 213 can be entered in the 3rd hydroecium 233 via runner 54, utilize the hydraulic pressure drive valve rod unit 50 of the 3rd hydroecium 233 to move up and down, control the flow of inlet water of second hydroecium 213 whereby, allow the current that enter second hydroecium 213 can reach the effect that constant current is imported, therefore the utility model utilizes single valve body just can have two kinds of effects of constant current constant voltage simultaneously, finish the control action of all stream pipelines, its volume can not take too big inner space, and can effectively save the equipment purchase cost, also quite convenient in the maintenance, what deserves to be mentioned is, this ring liner 41 adopts the integral type column structure, can gappedly not produce when joining with valve rod unit 50, therefore can effectively prevent the current infiltration of second hydroecium 213, reach the stable effect of current output.

Claims

1. constant current constant voltage valve is characterized in that:

One valve body unit, has a valve body, described valve body lower end is provided with a water inlet, valve body inside is provided with first hydroecium that is communicated with water inlet, valve body locates to be provided with second hydroecium that is communicated with first hydroecium up, valve body is provided with a middle shaft element in the first hydroecium inside, and described middle shaft element upper end is provided with one the 3rd hydroecium;

One non-return unit has a detent plug bar and a spring that is set on the detent plug bar that is movably arranged on the water inlet place;

One pad units has a ring liner and a flexible member that is set on the ring liner that is movably arranged in second hydroecium; And

One valve rod unit, its upper end be provided with one with the join fixed connecting end of interlock of ring liner, its lower end is provided with a water inlet end that is movably arranged in the 3rd hydroecium, inside, valve rod unit is equipped with a runner, described runner one end is communicated in second hydroecium, and the other end extends downwardly into and reaches the water inlet end bottom.

2. constant current constant voltage valve according to claim 1 is characterized in that: described ring liner centre forms one provides described flexible member to be inserted in spacing protuberance.

3. constant current constant voltage valve according to claim 2 is characterized in that: being provided with one in the described protuberance provides valve rod unit fixed connecting end fixing in succession fastener.

4. constant current constant voltage valve according to claim 1 is characterized in that: described pad units includes one and is set in the ring liner periphery and makes the airtight lining papers that contacts with the second hydroecium inwall.