CN208793702U - A kind of water valve of scale-deposit-preventing - Google Patents

Abstract

The utility model discloses a kind of water valves of scale-deposit-preventing, including valve body, valve rod and sealing element are provided in valve body, runner is offered in valve body, seal is offered in runner and runner is divided into influent stream road and out two parts of runner by the seal, valve rod is linked with sealing element, and it controls sealing element and offers the valve chamber moved back and forth for valve rod with seal sealing cooperation or in the valve body far from seal, the driving spring that valve rod resets sealing element to seal is provided in valve chamber, sealing element offers the channel that influent stream road is connected with runner out, the both ends in channel are respectively the first end being connected to influent stream road and the second end being connected to runner out, sealing element be located at seal sealing cooperation mating surface on offer be connected to channel wash away notch, it washes away notch clump first end and extends to second end.The utility model has the following advantages that and effect: can wash away when sealing element is opened to channel, prevent the clogging in channel.

Description

A kind of water valve of scale-deposit-preventing

Technical field

The utility model relates to valve technology field, in particular to a kind of water valve of scale-deposit-preventing.

Background technique

Water valve in the prior art generally comprises valve body and is located at the intracorporal valve rod of valve, spool and driving spring, in valve body Runner is offered, runner includes influent stream road and runner, the lower end of valve rod are fixedly connected with spool out, the upper end of valve rod and driving bullet Spring is fixedly connected, driving spring can driving stem always, and then moved down with movable valve plug and its made to separate runner.

Water valve is usually used in concentrated water control, and a connection influent stream road and the out channel of runner, and benefit are generally opened up on valve body The flow of control concentrated water is removed with channel.And concentrated water refers to the waste water, sewage and waste liquid generated in industrial processes, wherein containing The pollutant generated in industrial production materials, intermediate product and the product and production process outflowed with water, it is therefore, long in water valve It under the work of phase, solid particle, sundries in concentrated water or washes away the scale to be formed for a long time and can be easy to block channel, lead to water valve It can not work normally.

Utility model content

The purpose of the utility model is to provide a kind of water valves of scale-deposit-preventing, can rush when sealing element is opened to channel Brush, prevents the clogging in channel.

The above-mentioned technical purpose of the utility model has the technical scheme that a kind of water of scale-deposit-preventing Valve, including valve body are provided with valve rod and sealing element in the valve body, runner, the runner are offered in the valve body It inside offers seal and runner is divided into influent stream road and out two parts of runner by the seal, the valve rod and sealing element join Cooperation is moved, and controls sealing element and seal sealing cooperation or separate seal, is offered in the valve body reciprocal for valve rod Mobile valve chamber is provided with the driving spring that valve rod resets sealing element to seal in the valve chamber, and feature exists Offer the channel that influent stream road is connected with runner out in: the sealing element, the both ends in the channel be respectively with into The first end of runner connection and the second end being connected to runner out, the sealing element are located at the cooperation with seal sealing cooperation The notch that washes away being connected to channel is offered on face, the notch clump first end of washing away extends to second end.

By using above-mentioned technical proposal, valve chamber cooperates for placing driving spring and valve rod, valve rod and driving spring, can Valve rod is moved downward in the elastic acting force of driving spring, while pushing sealing element mobile towards seal, finally makes to seal Part and seal, which offset, realizes sealing cooperation.Runner circulates for fluid media (medium), and seal is located on runner, by the seal and Runner can be connected to or be separated by the cooperation of sealing element.Influent stream road is connected with runner out in addition, being offered on sealing element Channel can control the flow of fluid media (medium) by the channel.Driving spring when valve body is in close state, above sealing element Elastic acting force be greater than sealing element below runner in hydraulic pressure, move down sealing element and push down seal, at this point, stream Body medium can only be flowed through from channel, and the flow of fluid media (medium) is controlled according to channel；When valve body is in the open state, great Liang Liu Body medium is injected into runner, becomes larger the hydraulic pressure in runner, until being greater than the deforming force of driving spring, and is pushed Sealing element is lifted, while driving spring self-deformation, and due to the lifting of sealing element, channel is washed away towards seal side Notch and seal are detached from, and are exposed in runner, and in the case where the movement of fluid media (medium) and washing away, by solid remaining in channel Grain, impurity or it is after-tax wash away, and then prevent channel generate clogging.The utility model is set again by the position to channel Meter changes its end to end enclosed type feature and is easy the drawbacks of being blocked by solid granulates or scale, to its flexibility and certainly Dynamic cleaning direction is specially ground, and finally combines in channel with sealing element, realizes channel by the cooperation of valve rod and sealing element Upper and lower displacement makes very big innovation compared with the channel of conventional fixed-type, changes channel position and fixes so that easily blocking and being difficult to clear The situation washed, when scale is produced to certain thickness, since aisle spare is narrow, the flow velocity of fluid media (medium) easily causes to block up slowly Plug, the utility model after resetting the position in channel, even more offer be connected with channel wash away notch, when valve body is opened Qi Shi, sealing element is simultaneously lifted by hydraulic pressure abruptly increase in runner, at this point, fluid media (medium) high-speed punching is swiped through to wash away notch, it will be in channel Remaining particle and scale wash away completely, are not necessarily to Manual-cleaning channel, only need to be using carrying out under the high speed scouring force of fluid media (medium) Automatic cleaning, it is very convenient, and wash away great efforts and can greatly improve the clean-up performance in channel.In addition, the unlatching of each valve body In the process, channel can be washed away, is avoided that the long-term accumulation of impurity particle and scale, reached dynamic and handled, realized The effect of time-based maintenance and cleaning, and the operation of overall process is consistent with conventional water valve operation, facilitates the directly upper hand of user.This reality It is reasonable with new structure, the feature of runner and fluid media (medium) is even more taken full advantage of, washing away for fluid media (medium) can generate solid-state Grain and scale, are originally a kind of drawbacks, and the utility model is directed to the drawback, by washing away notch, the very good solution drawback Brought various influences, and there is great adaptability and can be applied to a variety of valves of existing market, without to valve body Structure is largely improved, and the polishing, production and assembly cost of valve are substantially reduced, and is more reduction of later period valve body internal channel Generated maintenance cost is blocked, stable operational support and the advantage of high life certainly will be brought larger range of universal and answer With.

Be further arranged to: the sealing element includes water retaining disk and current plate, and the water retaining disk and valve rod link, institute Current plate and the seal sealing stated cooperate, and the current plate offers mounting hole, and the water retaining disk is fixedly installed peace Dress portion, the mounting portion periphery are fixedly installed at least one hook portion, the cross-sectional width of each hook portion from top to bottom by Decrescence small, the mounting portion, which is inserted into mounting hole and constitutes the card of hook portion and current plate, matches, and the channel and washes away notch It is opposite and towards the position of seal to be respectively positioned on current plate.

By using above-mentioned technical proposal, water blocking and firm discharge plate are played the role of in the setting of water retaining disk.Current plate Setting, it is easy for installation, and also only one current plate directly determines flow, component processing tolerance is controllable, and flow is accurate.In addition, Mounting hole by the way that the mounting portion of water retaining disk to be inserted into current plate realize the card of water retaining disk and current plate with fixing, easy processing and Convenient for assembly, production efficiency can be greatly improved.In addition, the setting of hook portion, plays guiding function, the portion of being easily installed is inserted into installation Hole, and the cross-sectional width of the hook portion of mounting portion periphery is gradually reduced under upper, when mounting portion is fully inserted into mounting hole, peace The bottom end in dress hole can offset with the top of hook portion, fall off under self gravitation effect in water retaining disk, improve to prevent fluid stopping template Stability between water retaining disk and current plate ensure that current plate can be fixed on water retaining disk for a long time.In addition, channel and washing away notch Current plate is respectively positioned on relatively and towards the position of seal, even more facilitates the later period to channel and washes away the maintenance of notch, Since water retaining disk and current plate are dismountable construction, current plate need to only be dismantled down, current plate is safeguarded, guaranteed The clean-up performance in channel, has even more accomplished the prevention to risk, if channel or washing away notch and local fault occur and even damage When, current plate is only needed to change, no replacement is required integral seal avoids the waste of material, brings pole for later period maintenance Convenience is more reduction of maintenance cost.

It is further arranged to: offering location hole, the end face of the water retaining disk relative discharge plate on the current plate It is fixedly installed locating piece, when the mounting portion is inserted into mounting hole, the locating piece is located at positioning hole.

By using above-mentioned technical proposal, only need to locating piece be inserted into positioning hole and be can be realized and current plate is determined Position, and then the position in channel is positioned, have the advantages that quickly to position, need to be only not necessarily to by simply inserting cooperation The mechanical mechanism of any complexity, wear rate low service life are long.If not corresponding to current plate, current plate is assemblied in gear every time When water pond, the position for finding channel accurately is required, guarantees that the first end and second end in channel can be located at influent stream road and runner out, Influent stream road to be connected to runner out, it will be apparent that, this can be very cumbersome, installation trouble, the time required to greatly increasing assembly, Production efficiency is low.And pass through the cooperation of locating piece and location hole in the utility model, it can realize well to current plate and channel It is positioned, it is simple and convenient, improve assembly and production efficiency.

Be further arranged to: the current plate shunts fluid media (medium) towards being fixedly installed on the end face of seal Acoustical panel.

By using above-mentioned technical proposal, the setting of acoustical panel, can fluid medium shunted, and slow down fluid Jie The flow velocity of matter, to achieve the purpose that reduce noise

Be further arranged to: the valve body is located at seal and the moving direction of valve rod is provided with cartridge type runner, described Acoustical panel be respectively arranged at the two sides of current plate, and be in the arc shape coaxial with cartridge type runner.

By using above-mentioned technical proposal, acoustical panel uses arc shape, can reduce Flow Resistant Coefficient, so that fluid be made to be situated between The impact loss energy of confrontation acoustical panel reduces, and since the vibration and noise that the energy of impact loss is transformed reduces, has More evenly conducive to assignment of traffic, final decrease washes away generated noise after shunting.

Be further arranged to: the channel is straight way.

By using above-mentioned technical proposal, the flush efficiency of fluid media (medium) can be improved, ensure that fluid media (medium) can be comprehensive Channel is washed away at no dead angle.If channel is not straight way, channel can have an at least bending relative to the flow direction of fluid media (medium) Angle, and the presence at bending angle can make fluid media (medium) turn in folding corner, cause media accumulation on the inside of bending angle, outside Erosion medium resistance phenomenon.Fluid media (medium) is concentrated water, has various impurity particles, when fluid media (medium) flows at bending angle, in Flow velocity is lowered so that carrying and scouring capability decline on the inside of bending angle, and scale possibly for making to remain on originally on the inside of bending angle can not It washes away or impurity particle included in it is left to bending angle；When fluid media (medium) flows at turning angle, in bending angle The fluid media (medium) in outside can directly impact channel, under long-term impact, easily cause the local damage in channel, cause concentrated stream There is maximum error in amount control, or even is not used to normally work.Therefore, channel is set straight way, energy by the utility model The above problem is avoided well, and the flush efficiency of fluid media (medium) can be improved, prevents the accumulation of impurity particle and scale in channel, Guarantee the cleaning comprehensive without dead angle.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of embodiment；

Fig. 2 is the cross-sectional view of embodiment；

Fig. 3 is the enlarged drawing in the portion A in Fig. 2；

Fig. 4 is the structural schematic diagram of sealing element in embodiment.

In figure: 1, valve body；2, runner；21, influent stream road；22, go out runner；3, sealing element；31, water retaining disk；32, current plate； 33, diaphragm；310, mounting portion；320, mounting hole；311, locating piece；321, location hole；3101, hook portion；4, valve chamber；41, valve rod； 42, driving spring；5, seal；6, channel；61, first end；62, second end；63, notch is washed away；7, acoustical panel；8, cartridge type stream Road.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Referring to figs. 1 to Fig. 4, a kind of water valve of scale-deposit-preventing, including valve body 1 is provided with valve rod 41 and sealing element 3 in valve body 1, The lower end of valve rod 41 and the upper end of sealing element 3 are linked, and runner 2 is offered in valve body 1, sealing is fixedly installed in runner 2 Mouthfuls 5 and runner 2 is divided to for influent stream road 21 seal 5 and 22 two parts of runner out, sealing element 3 be located at runner 2 it is interior and with it is close Runner 2 is connected to or is separated by 5 cooperation of sealing, and the valve chamber 4 moved back and forth for valve rod 41 is offered in valve body 1, is fixed in valve chamber 4 Be provided with driving spring 42, the upper end of driving spring 42 is fixedly connected with the inner wall of 4 upper end of valve chamber, the lower end of driving spring 42 with The upper end of valve rod 41 is fixedly connected, the driving spring 42 always driving stem 41 towards 5 direction of seal reset so that sealing element 3 with Seal 5 offsets to separate runner 2.

In addition, sealing element 3 offers the channel 6 that influent stream road 21 is connected with runner 22 out, the both ends in channel 6 are respectively The first end 61 being connected to influent stream road 21 and the second end 62 being connected to runner 22 out, sealing element 3 is located at matches with the sealing of seal 5 Offered in the mating surface of conjunction be connected to channel 6 wash away notch 63, wash away 63 clumps of first ends 61 of notch and extend to second end 62. When sealing element 3 and seal 5 offset and constitute sealing cooperation, the fluid media (medium) in influent stream road 21 can be in the first end in channel 6 61 enter, and flow out to out runner 22 in the second end in channel 6 62, to realize being connected to for influent stream road 21 and runner 22 out. In addition, sealing element 3 includes water retaining disk 31 and current plate 32, the upper end of water retaining disk 31 is abutted with the lower end of valve rod 41 or fixed company It connects, current plate 32 and the sealing of seal 5 cooperate, and current plate 32 offers mounting hole 320, and water retaining disk 31 is fixedly installed mounting portion 310,310 periphery of mounting portion is fixedly installed at least one hook portion 3101, and the cross-sectional width of each hook portion 3101 is from top to bottom gradually Reduce, mounting portion 310 is inserted into mounting hole 320 and constitutes hook portion 3101 and the card of current plate 32 is matched, the lower end meeting of mounting hole 320 It offsets with the maximum upper end of 3101 cross-sectional width of hook portion, and current plate 32 is fixed on water retaining disk 31, exist to prevent fluid stopping template 32 It is fallen off under self gravitation effect in water retaining disk 31.It channel 6 and washes away notch 63 to be respectively positioned on current plate 32 opposite and towards seal 5 Position, and channel 6 is preferably straight way, washes away notch 63 and is located at channel 6 towards the side of seal 5, and from the first of channel 6 End 61 extends to second end 62.

Specifically, when this water valve is in close state, the elastic acting force of the driving spring 42 of 3 top of sealing element is greater than Hydraulic pressure in the runner 2 of 3 lower section of sealing element, 42 driving stem 41 of driving spring moves down, and then valve rod 41 pushes current plate 32 offset with seal 5 constitutes sealing cooperation, at this point, channel 6 and seal 5 offset and seal and wash away notch 63, influent stream road 21 Interior fluid media (medium) flow to second end 62 by the first end 61 in channel 6, and flows out from runner 22 out, thus according to channel 6 Aperture controls the flow of fluid media (medium)；When this water valve is in the open state, a large amount of fluid media (medium)s are injected into influent stream road 21, The hydraulic pressure in influent stream road 21 is become larger, until being greater than the deforming force of driving spring 42, and current plate 32 is pushed to be lifted, The lifting of current plate 32 simultaneously will push the rising of valve rod 41 makes driving spring 42 generate deformation to squeeze driving spring 42, this When, due to the lifting of current plate 32, the notch 63 that washes away in channel 6 is separated with seal 5, and be exposed to fluid media (medium) washes away road On diameter, and under the washing away of fluid media (medium) high speed, remaining impurity particle in channel 6 or long-time formation scale are washed away Fall, ensure that the cleaning in channel 6.When this water valve is in close state again, driving spring 42 is resetted and is pushed under valve rod 41 It moves, and then is pushed current plate 32 to offset again with seal 5 from valve rod 41 and constituted with sealing.

In addition, clamping is provided with diaphragm 33 between water retaining disk 31 and current plate 32, diaphragm 33 is elastic sensing element, Yu Ben The medium for transmitting and balancing mainly as pressure in utility model, when effect of the two sides of diaphragm 33 by different pressure, Diaphragm 33 strains movement to the low one side of pressure, makes the generation of its center and pressure difference at the displacement of certain relationship.Diaphragm 33 is opposite Through-hole identical with mounting hole 320 is opened up in the position of mounting hole 320, convenient for the insertion of the mounting portion 310 on water retaining disk 31.

In addition, offering location hole 321 on current plate 32, the end face of 31 relative discharge plate 32 of water retaining disk is fixedly installed fixed Position block 311, when mounting portion 310 is inserted into mounting hole 320, locating piece 311 is located in location hole 321, and passes through locating piece 311 With the position of location hole 321, the position of energy placed channel 6 when guaranteeing that current plate 32 and seal 5 offset, is located at current plate 32 On first end 61 can be located at influent stream road 21, second end 62 can be located at runner 22.

In addition, current plate 32 is towards being fixedly installed the acoustical panel 7 for shunting fluid media (medium), valve on the end face of seal 5 Body 1 is located at seal 5 and the moving direction of valve rod 41 is provided with cartridge type runner 8, and acoustical panel 7 is respectively arranged at the two of current plate 32 Side, and be in the arc shape coaxial with cartridge type runner 8.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (6)

1. a kind of water valve of scale-deposit-preventing, including valve body (1), the valve body (1) is interior to be provided with valve rod (41) and sealing element (3), It is offered runner (2) in the valve body (1), seal (5) is offered in the runner (2) and the seal (5) will flow Road (2) is divided into influent stream road (21) and (22) two parts of runner, the valve rod (41) are linked with sealing element (3) out, and Sealing element (3) and seal (5) sealing cooperation or separate seal (5) is controlled, is offered in the valve body (1) for valve rod (41) valve chamber (4) moved back and forth is provided with valve rod (41) in the valve chamber (4) for sealing element (3) to seal (5) The driving spring (42) of reset, it is characterised in that: the sealing element (3) is offered influent stream road (21) and runner out (22) phase The channel (6) of connection, the both ends of the channel (6) be respectively the first end (61) being connected to influent stream road (21) and with runner out (22) be connected to second end (62), the sealing element (3) be located at seal (5) sealing cooperation mating surface on offer with Channel (6) connection is washed away notch (63), and notch (63) the clump first end (61) of washing away extends to second end (62).

2. a kind of water valve of scale-deposit-preventing according to claim 1, it is characterised in that: the sealing element (3) includes water blocking Disk (31) and current plate (32), the water retaining disk (31) and valve rod (41) are linked, the current plate (32) and seal (5) Sealing cooperation, the current plate (32) offer mounting hole (320), and the water retaining disk (31) is fixedly installed mounting portion (310), the mounting portion (310) periphery is fixedly installed at least one hook portion (3101), each hook portion (3101) Cross-sectional width is gradually reduced from top to bottom, the mounting portion (310) be inserted into mounting hole (320) and constitute hook portion (3101) with The card of current plate (32) is matched, and the channel (6) and washes away notch (63) to be respectively positioned on current plate (32) opposite and towards seal (5) position.

3. a kind of water valve of scale-deposit-preventing according to claim 2, it is characterised in that: offered on the current plate (32) Location hole (321), the end face of the water retaining disk (31) relative discharge plate (32) is fixedly installed locating piece (311), when described Mounting portion (310) when being inserted into mounting hole (320), the locating piece (311) is located in location hole (321).

4. a kind of water valve of scale-deposit-preventing according to claim 2, it is characterised in that: current plate (32) the direction sealing The acoustical panel (7) for shunting fluid media (medium) is fixedly installed on the end face of mouth (5).

5. a kind of water valve of scale-deposit-preventing according to claim 4, it is characterised in that: the valve body (1) is located at seal (5) moving direction along valve rod (41) is provided with cartridge type runner (8), and the acoustical panel (7) is respectively arranged at current plate (32) Two sides, and be in the arc shape coaxial with cartridge type runner (8).

6. a kind of water valve of scale-deposit-preventing according to claim 1, it is characterised in that: the channel (6) is straight way.