CN203425729U

CN203425729U - Gas-liquid mixer

Info

Publication number: CN203425729U
Application number: CN201320402239.2U
Authority: CN
Inventors: 江洪
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-05
Filing date: 2013-07-05
Publication date: 2014-02-12
Anticipated expiration: 2023-07-05

Abstract

The utility model provides a gas-liquid mixer. The gas-liquid mixer is provided with a water inlet, a gas inlet and a water outlet, wherein a mixing cavity is arranged between the water inlet and the water outlet; a water inlet is formed between the water inlet and the mixing cavity; a valve column of a needle valve penetrates through the water inlet; a part close to the water inlet of the valve column is shaped like a frustum; area of the cross section of the frustum-shaped part of the valve column is gradually increased from one end far from the water inlet to one end close to the water inlet; a spring is sleeved outside the valve column; a first end of the spring is abutted against a first spring base; the first spring base is fixed on the valve column; a first impeller is sleeved on the needle valve; a first impeller is arranged between the water inlet and the first spring base. The gas-liquid mixer provided by the utility model can adjust amount of liquid flowing into the mixing cavity, and also can enable flow rate of the liquid flowing out of the gas-liquid mixer to be kept stable on the condition that pressure of the liquid flowing through the water inlet is increased or reduced, and is also beneficial to dissolving the gas in the liquid and keeping concentration of the gas dissolved in the liquid stable.

Description

Air and liquid mixer

Technical field

The utility model relates to water supply field, especially relates to a kind of air and liquid mixer.

Background technology

Along with the raising of people's living standard, people are also more and more higher to the quality requirement of water, and Ozone Water is extensively welcomed by the people because having the effect of sterilization, sterilization, deodorizing.The Ozone Water that people use is normally dissolved in ozone gas and forms in running water, therefore need to nearby ozone generator be set at tap, for generation of ozone gas, and ozone gas is mixed with running water.It is ozone faucet that application said method is prepared the most common equipment of Ozone Water.

But ozone faucet need to add ozone generator to produce ozone on a common tap, if tap is more in house, needs to use a large amount of ozone generators, house fitting-up cost is higher.In addition, the tap of this combined with ozone need to arrange ozone generator near tap, and therefore the need of work electric power of ozone generator need to arrange supply socket near tap, easily there is water and splash the situation in supply socket and cause accident, to house security, bring hidden danger.

Therefore, people use the method for center fed Ozone Water to a plurality of water terminal provisioning Ozone Water, and this just need to use Ozone Water supply system, and the theory diagram of existing a kind of Ozone Water system as shown in Figure 1.

Ozone Water supply system has central controller 10, and is provided with an ozone generator 11, and ozone generator 11 is worked under the control of central controller 10.Ozone generator 11 has a plurality of gas outlets, if the gas outlet 21 in Fig. 1 is one of them, for outside output ozone gas.Gas outlet 21 is connected to steam line 12, between steam line 12 and gas outlet 21, magnetic valve 13 is installed, and magnetic valve 13 is controlled and opened and closed by central controller 10.One end of steam line 12 is connected to the air inlet 15 of air and liquid mixer 14, the water inlet 16 of air and liquid mixer 14 is connected with water supply line 18, and water flow sensing unit 22 is installed in water supply line 18, for detection of whether there being water flow in water supply line 18, and the signal of detection is back to central controller 10, central controller 10 is judged and is started ozone generator 11 while having flow in water supply line 18 by detection signal.

Ozone gas and running water form Ozone Water after mixing air and liquid mixer 14 is interior, and Ozone Water flows to pipeline 19 from the delivery port 17 of air and liquid mixer 14, finally from water terminal, as tap 20 flows out.

Certainly, other gas outlets of ozone generator 11 are also connected to an air and liquid mixer by magnetic valve respectively, ozone gas is mixed to form Ozone Water with running water in air and liquid mixer, and Ozone Water is through water terminals such as pipeline flow-direction such as tap, toilet, bathtubs.

Referring to Fig. 2, common air and liquid mixer 25 has water inlet 26, air inlet 27 and delivery port 28, between water inlet 26 and delivery port 28, is provided with hybrid chamber 29, and air inlet 27 is communicated with hybrid chamber 29.Running water flows to hybrid chamber 29 by water inlet 26, and ozone gas flows to hybrid chamber 29 by air inlet 27, and ozone gas mixes with running water in hybrid chamber 29, forms Ozone Water, and flows out through delivery port 28.

Because ozone gas is supplied by ozone generator, the flow through amount of ozone gas of air inlet 27 of unit interval is more stable.But the pressure of running water is easily subject to the factor impacts such as the aperture, water supply pressure, number of users of Water tap, so the flow of running water is often unstable, it is also unstable that the unit interval flows to the flow of running water of hybrid chamber.When running water flow is larger, the flow through running water of hybrid chamber 29 of unit interval is more, and mixed consistency of ozone water is lower, and Disinfection Effect is undesirable; At running water flow hour, mixed consistency of ozone water is higher, is unfavorable for the safe handling of Ozone Water.

Summary of the invention

Main purpose of the present utility model is to provide a kind of substantially invariable air and liquid mixer of amount that flows to the running water of hybrid chamber.

The stable air and liquid mixer of consistency of ozone water that another object of the present utility model is to provide a kind of outflow.

In order to realize above-mentioned main purpose, the air and liquid mixer that the utility model provides comprises water inlet, air inlet and delivery port, between water inlet and delivery port, be provided with hybrid chamber, wherein, between water inlet and hybrid chamber, be provided with inlet opening, the valve rod of one needle-valve is through inlet opening, valve rod is frustum near the part of water inlet, the cross-sectional area of the frustum part of valve rod is from increasing gradually to the one end near water inlet away from water inlet one end, valve rod overcoat has a spring, the first end of spring is connected on the first spring base, the first spring base is fixed on valve rod, the first impeller set is on needle-valve, the first impeller is between inlet opening and the first spring base.

From such scheme, needle-valve is set in air and liquid mixer, and the valve rod of needle-valve is through inlet opening, when tap water pressure raises, running water flow increases, and current direction the first impeller and needle-valve top apply larger pressure, promoting the first impeller moves to delivery port direction, the first spring base also moves to delivery port direction thereupon, the first spring base extrusion spring, and valve rod moves to delivery port direction with the first spring base.Because valve rod is frustum through the part of inlet opening, when valve rod move to delivery port direction, the gap between valve rod and inlet opening reduces, and the amount of the running water of the inlet opening of avoiding flowing through is excessive, and the amount that the unit interval flows to the running water in hybrid chamber keeps stablizing.When pressure decreased from the beginning, running water flow reduces thereupon, and the first spring base is to the motion of inlet opening direction under the elastic restoring force effect of spring, and valve rod also moves to water inlet direction, gap between valve rod and inlet opening increases, and guarantees that the unit interval flows to the amount of running water of hybrid chamber stable.

No matter tap water pressure is high or low, the amount that flows to the running water of hybrid chamber in the unit interval keeps constant substantially, and mixed consistency of ozone water is also relatively constant.And when running water flows, the first impeller rotates under flow action, and Ozone Water is had to stirring action, ozone gas is dissolved in running water better, thereby improves the disinfecting detoxifying effect of Ozone Water..

A preferred scheme is, between hybrid chamber and delivery port, is provided with apopore, and apopore is provided with the second spring base near a side of hybrid chamber, and the second end of spring is connected on the second spring base, and the middle part of the second spring base is provided with at least one through hole.

As can be seen here, the second spring base is fixed on to a side of apopore, is conducive to realize the fixing of spring the second end, and avoids spring to swing in hybrid chamber, better valve rod is regulated.

Further scheme is, valve rod is through apopore, and the second impeller set is on valve rod, and the second impeller is positioned at apopore near a side of delivery port.

Visible, at delivery port annex, the second impeller is set, under promoting, current rotate, Ozone Water that will effluent gases liquid mixer is carried out to secondary agitation, make the mixed effect of ozone gas and running water even more ideal.

Further scheme is, the first impeller or the second impeller all have at least a slice blade, and the axis of each blade and valve rod is obliquely installed.

As can be seen here, the axis of blade and valve rod is obliquely installed, is conducive to blade and rotates under current promote, be conducive to ozone gas and be dissolved in water in running water.

Further scheme is, the second spring base is provided with many ribs, and each rib has the surface that tilts with the axis of valve rod.

Like this, the surperficial water conservancy diversion that current can be tilted while flowing through surperficial on rib, forms rotary water current, drives the second wheel rotation simultaneously, and the Ozone Water of blender is fully stirred, and the mixed effect of ozone gas and running water is further improved.

Accompanying drawing explanation

Fig. 1 is the structure chart of existing Ozone Water supply system.

Fig. 2 is the structure chart of existing air and liquid mixer.

Fig. 3 is the structure chart of the utility model embodiment.

Fig. 4 is the structure chart of the utility model embodiment duty.

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

The specific embodiment

Air and liquid mixer of the present utility model can be applied in the device that gas need to be mixed with liquid such as Ozone Water supply system etc., take to be below applied in air and liquid mixer in Ozone Water supply system and the utility model to be described as example.

Referring to Fig. 3, air and liquid mixer of the present utility model has a housing 31, and is provided with water inlet 32, air inlet 35 and delivery port 34, and wherein, water inlet 32 is communicated with water supply line, and running water flows in water inlet 32 from water supply line.Filter screen 33 is installed on water inlet 32, for by the larger contaminant filter of running water particle, avoids in trash flow air inlet liquid mixer.Air inlet 35 is communicated with steam line, and the ozone gas that ozone generator produces enters in air inlet 35 from steam line.Delivery port 34 is oppositely arranged with water inlet 32, and the Ozone Water that is mixed with ozone gas flows out through delivery port 34.

Between water inlet 32 and delivery port 34, be provided with a hybrid chamber 38, running water and ozone gas are mixed to form Ozone Water in hybrid chamber 38, and flow out from delivery port 34.Delivery port 34 and pipeline communication, Ozone Water finally flows to water terminal after delivery port 34, as tap, bathtub etc.

The area between water inlet 32 and hybrid chamber 38 with the cross section of 61， inlet opening, an inlet opening 61 is less than the area of water inlet 32 cross sections, and the running water of the water inlet 32 of flowing through 61 flows to hybrid chamber 38 through inlet opening.

Between delivery port 34 and hybrid chamber 38, be provided with an apopore 63, the area of the cross section of apopore 63 is less than the area of delivery port 34 cross sections.Ozone Water is flowed through apopore 63 from hybrid chamber 38, from delivery port 34, flows out.

Between air inlet 35 and hybrid chamber 38, be provided with air admission hole 39, between air inlet 35 and air admission hole 39, be provided with check valve 36, ozone gas can only flow to air admission hole 39 through check valve 36 from air inlet 35, Ozone Water can not flow out air inlet 35 through check valve 36 from air admission hole 39, thereby avoids Ozone Water to flow to ozone generator.

In air and liquid mixer, be provided with needle-valve 40, needle-valve 40 comprises valve rod 41 and is sleeved on the spring 44 outside valve rod 41, and the outer also cover of valve rod 41 has two impellers 48,51.Valve rod 41 is through inlet opening 61 and apopore 63, and valve rod 41 is round table-like near the part 42 of water inlet 32, part 43 near delivery port 34 is roughly cylindric, partly increasing gradually to the one end near water inlet 32 away from one end of water inlet 32 without leave of round table-like part 42, and round table-like part 42 is through inlet opening 61.

Spring 44 is enclosed within outside the circular cylinder shaped portion 43 of valve rod 41, and the two ends of spring 44 are connected to respectively on two spring bases 45,46.Spring base 45 is positioned at the first end of spring 44, and it is fixed on valve rod 41 one end near inlet opening 61, and the first end of spring 44 is connected on spring base 45.Spring base 46 is fixed in the side of apopore 63 near hybrid chamber 38, and the second end of spring 44 is connected on spring base 46.In order to ensure Ozone Water, can flow out from hybrid chamber 38, through hole 47 is offered at the middle part of spring base 46.Certainly, valve rod 41 also can pass through hole 47, and through hole 47 motions relatively.

For fear of valve rod 41 rotation, valve rod 41 can be set to cross section near a section of delivery port 34 is square shape, and cross section is that square one section of valve rod 41 is through apopore 63.As seen from Figure 3, the gap between apopore 63 and valve rod 41 is less, thereby restriction valve rod 41 is in the interior rotation of hybrid chamber 38.

On spring base 46, many ribs can be set, each rib extends to perisporium from the middle part of spring base 46, and spring base 46 has the annulus in the middle part of being positioned at and is positioned at the circular arc on periphery, between two annulus, is connected with many ribs.And each rib has the surface that tilts with the axis of valve rod 41, each surface all tilts towards apopore 63 directions.Like this, Ozone Water can flow to apopore 63 under the surperficial guiding of tilting.

Impeller 48 is enclosed within outside valve rod 41, and impeller 48 is between inlet opening 61 and spring base 45.Impeller 48 has the wheel disc 49 being enclosed within on valve rod 41 and is arranged on the multi-disc blade 50 on wheel disc 49, wheel disc 49 and valve rod 41 matched in clearance, and every a slice blade 50 is all obliquely installed with the axis of valve rod 41.Preferably, the shape of blade 50 is identical with the shape of fan blade, so that current is mobile.

Spring base 45 is provided with the projection of the 61 direction projections towards inlet opening near one end of inlet opening 61, to guarantee there are enough gaps between blade 50 and spring base 45, avoid spring base 45 to affect the rotation of blade 50.And, on the projection of spring base 45, can be enclosed with high-abrasive material, avoid wheel disc 49 long-term with spring base 45 frictions and cause wheel disc 49, spring base 45 damages.

Impeller 51 is enclosed within outside valve rod 41, and impeller 51 is between apopore 63 and delivery port 34, and impeller 51 and valve rod 41 matched in clearance, between the wheel disc 52 of impeller 51 and valve rod 41, has gap.On impeller 51, be also provided with multi-disc blade 53, every a slice blade 53 is all obliquely installed with valve rod 41.

At valve rod 41, near one end of delivery port 34, be provided with locating part 55, locating part 55 stretches out from the outer wall of valve rod 41, prevents that impeller 51 from coming off from valve rod 41.On the wheel disc 52 of impeller 51, high-abrasive material can be set, to avoid wheel disc 52 to cause damaging with the long-term friction of locating part 55.

Running water is from water inlet 32 flows to hybrid chamber 38, and current direction impeller 48 applies the pressure towards delivery port 34 directions, and impeller 48 promotes spring base 45 towards delivery port 34 direction motions.And

impeller

48,51, with water flow rotary, stirs Ozone Water, is conducive to ozone gas and is fully dissolved in running water.

Along with the pressure increase of running water, flow increases, and current direction impeller 48 and needle-valve top applied pressure also increase, and as shown in Figure 4, spring base 45 is towards delivery port 45 directions motions, and spring 44 is extruded and puts aside elastic potential energy.Because spring base 45 is fixed on valve rod 41, valve rod 41 moves towards delivery port 34 directions with spring base 45.Because valve rod 41 is round table-like through the part of inlet opening 61, valve rod 41 is more towards delivery port 34 directions motions, and the gap between valve rod 41 and inlet opening 61 is less, and the amount of running water of avoiding flowing in the unit interval hybrid chamber 38 is excessive.

If the pressure decreased of running water, flow reduces, and current direction impeller 48 and needle-valve top applied pressure reduce, and spring 44 is the 61 direction motions towards inlet opening under the effect of elastic restoring force, spring base 45 is the 61 direction motions towards inlet opening thereupon also, and valve rod 41 is towards water inlet 32 direction motions.Valve rod 41 is the closer to water inlet 32, and the gap between valve rod 41 and inlet opening 61 is larger, and like this, the amount of running water that can guarantee to flow in the unit interval hybrid chamber 38 is relatively constant.

Visible, needle-valve 40 is set in air and liquid mixer, can utilize needle-valve 40 and the gap adjustment of inlet opening 61 to flow to the running water flow in hybrid chamber 38, guarantee the constant flow of the Ozone Water of effluent gases liquid mixer.And, by 48,51 pairs of Ozone Water of two impellers, stir, be conducive to ozone gas and be dissolved in Ozone Water, guarantee effluent gases liquid mixer Ozone Water concentration evenly, stable, thereby guarantee Ozone Water disinfecting detoxifying effect stability.

In order to make air and liquid mixer adapt to the requirement of the different Ozone Water rates of outflow, can according to actual service condition, select the spring of different coefficient of elasticity according to the coefficient of elasticity of actual service condition regulating spring 44, thus the distance that regulates valve rod 41 to move up and down.

Certainly, above-described embodiment is only a preferred scheme of the present utility model, during practical application, can also there is more variation, for example, can on the hole wall of inlet opening or apopore, wrap up and make buffer gasket by elastomeric material, to avoid the hole wall collision of valve rod and inlet opening, apopore, cause the damage of valve rod; Or, at valve rod, near one end of apopore, locating part is set, avoid valve rod to rotate in hybrid chamber; Or, needle-valve is frustum near one end of water inlet, the cross section of frustum can be square or polygon, and the cross-sectional area of frustum is from increasing gradually to the one end near water inlet away from one end of water inlet, and such change also can realize the purpose of this utility model.

In addition, air and liquid mixer of the present utility model not only can be applied in Ozone Water supply system, can also be applied in the occasion that other need gas to mix with liquid.

Finally it is emphasized that; the utility model is not limited to above-mentioned embodiment, as the variations such as change of air and liquid mixer profile, needle-valve shape, the blade quantity of impeller and the change of shape, spring base shape also should be included in the protection domain of the utility model claim.

Claims

1. air and liquid mixer, comprises

Water inlet, air inlet and delivery port, be provided with hybrid chamber between described water inlet and described delivery port;

It is characterized in that:

Between described water inlet and described hybrid chamber, be provided with inlet opening, the valve rod of one needle-valve is through described inlet opening, described valve rod is frustum near the part of described water inlet, and the cross-sectional area of the frustum part of described valve rod is from increasing gradually to the one end near described water inlet away from described water inlet one end;

Described valve rod overcoat has a spring, and the first end of described spring is connected on the first spring base, and described the first spring base is fixed on described valve rod;

The first impeller set is on described needle-valve, and described the first impeller is between described inlet opening and described the first spring base.

2. air and liquid mixer according to claim 1, is characterized in that:

Between described hybrid chamber and described delivery port, be provided with apopore, described apopore is provided with the second spring base near a side of described hybrid chamber, and the second end of described spring is connected on described the second spring base.

3. air and liquid mixer according to claim 2, is characterized in that:

The middle part of described the second spring base is provided with at least one through hole.

4. air and liquid mixer according to claim 2, is characterized in that:

Described valve rod is through described apopore, and the second impeller set is on described valve rod, and described the second impeller is positioned at described apopore near a side of described delivery port.

5. air and liquid mixer according to claim 4, is characterized in that:

Described the second impeller and described valve rod matched in clearance.

6. air and liquid mixer according to claim 4, is characterized in that:

Described the first impeller or described the second impeller all have at least a slice blade, and described in each, the axis of blade and described valve rod is obliquely installed.

7. according to the air and liquid mixer described in claim 1 to 6 any one, it is characterized in that:

Described the first impeller and described valve rod matched in clearance.

8. according to the air and liquid mixer described in claim 2 to 6 any one, it is characterized in that:

Described the second spring base is provided with many ribs, and described in each, rib has the surface that tilts with the axis of described valve rod.

9. according to the air and liquid mixer described in claim 1 to 6 any one, it is characterized in that:

On described water inlet, filter screen is installed.

10. according to the air and liquid mixer described in claim 1 to 6 any one, it is characterized in that:

Between described air inlet and described hybrid chamber, be provided with air admission hole, between described air inlet and described air admission hole, be provided with check valve.