CN204247006U - A kind of Venturi air purifier - Google Patents

Abstract

A kind of Venturi clarifier, comprise the water inlet pipe, drainpipe, water pump, the water tank that are connected with main body Venturi tube, also comprise outdoor air collect mouth, outdoor air valve, outdoor air pipe, primary air pipe composition outdoor air inducing pipeline and room air collect mouth, Interior Space air valve, Interior Space tracheae, primary air pipe composition indoor air inducing pipeline.Current are by main body Venturi tube, a negative pressure is produced in throat, the dust laden air of indoor or outdoors is sucked main body Venturi tube by indoor air inducing pipeline or outdoor air inducing pipeline by the suction that negative pressure produces, current carry dust laden air to water tank, dust laden air is washed in water tank, dust, pellet are tightly held by activated carbon layer and absorb, and clean air departs from the water surface and spills into indoor.

Description

A kind of Venturi air purifier

Technical field

The utility model relates to a kind of air purifier, is specifically related to a kind of Venturi air purifier.

Background technology

IAQ concerns the healthy of resident, and the pellet in air can waft into indoor with air flowing, and finishing can produce dust tiny in a large number, and these air pollutants damage health, therefore, purifies very necessary to room air.Existing air purifier has multiple different technology, but not yet there is the air purifier of application Venturi effect at present, Venturi effect refers to and can produce low pressure near swiftly flowing fluid, thus generation suction-operated, Venturi effect is utilized to can be made into Venturi tube, fluid has minimum pressure in the throat of Venturi tube, and according to Bernoulli equation, the computing formula of venturi throat pressure is as follows:

$p_2=p_1+{\mathrm{\ρ}}_1\frac{8Q_1^2[1-{\left(\frac{d_1}{d_2}\right)}^4]}{{\mathrm{\π}}^2{d}_1^4}$

In formula,

P ₁: contraction section inlet pressure/Pa;

P ₂: throat pressure/Pa;

D ₁: contraction section inlet diameter/m;

D ₂: throat diameter/m;

ρ ₁: fluid density/kgm ³;

Q ₁: fluid volume flow/m ^-3s ^-1.

Utility model content

For solving above-mentioned problems of the prior art, the purpose of this utility model is to provide a kind of Venturi air purifier, and the design of application Venturi effect, can purify the air of a room effectively, improve living environment, have that safe and reliable, structure is simple, the feature of efficient work.

For achieving the above object, the technical scheme that the utility model adopts is:

A kind of Venturi air purifier, comprise the water inlet pipe 2, drainpipe 3, water pump 4, the water tank 5 that are connected with main body Venturi tube 1, also comprise outdoor air collect mouth 7, outdoor air valve 8, outdoor air pipe 9, primary air pipe 13 form outdoor air inducing pipeline and room air collect mouth 10, Interior Space air valve 11, Interior Space tracheae 12, primary air pipe 13 form indoor air inducing pipeline.

Described main body Venturi tube 1 comprise be connected successively contraction section 15, throat 16 and expansion segment 17, throat 16 offers inlet tube 18, external screw thread is processed in inlet tube 18 front end.

One end of described water inlet pipe 2 is linked together by the mode of Flange joint and the entrance of contraction section 15, and the other end is connected to the side-lower of water tank 5.

One end of described drainpipe 3 is linked together by the mode of Flange joint and the outlet of expansion segment 17, and the other end inserts under the water surface of water tank 5.

Described water pump 4 is arranged on the side near water tank on water inlet pipe 2, the water in water tank 5 can be delivered to main body Venturi tube 1.

Activated carbon adsorption layer 6 is laid in the bottom of described water tank 5.

External screw thread is processed in one end that described primary air pipe 13 is connected with inlet tube 18, and is linked together by female adapter 19 with inlet tube 18.

Described outdoor air collection mouth 7, outdoor air pipe 9, outdoor air valve 8 are connected to primary air pipe 13 successively, and it is infundibulate that outdoor air collects mouth 7, is arranged on the outside of wall 14.

Described room air collection mouth 10, Interior Space tracheae 12, Interior Space air valve 11 are connected to primary air pipe 13 successively, and it is infundibulate that room air collects mouth 10, is arranged on indoor.

In the course of work, water is extracted out by water pump 4 in water tank 5, main body Venturi tube 1 is sent into through water inlet pipe 2, water reaches minimum at throat 16 pressure, inlet tube 18 place creates a negative pressure, now, if close chamber's outer space air valve 8, air valve 11 in opening chamber, the indoor air inducing pipeline that then room air collects mouth 10, Interior Space tracheae 12, Interior Space air valve 11, primary air pipe 13 form is communicated with, and is inhaled into throat 16 under the effect of the suction that indoor dust laden air produces in negative pressure through indoor air inducing pipeline and inlet tube 18; If air valve 11 in close chamber, opening chamber's outer space air valve 8, the outdoor air inducing pipeline that then outdoor air collects mouth 7, outdoor air pipe 9, outdoor air valve 8, primary air pipe 13 form is communicated with, and is inhaled into throat 16 under the effect of the suction that outdoor dust laden air produces in negative pressure through outdoor air inducing pipeline and inlet tube 18; If outdoor air valve 8, Interior Space air valve 11 are opened simultaneously, then outdoor air inducing pipeline is all communicated with indoor air inducing pipeline, the dust laden air of indoor and outdoors is inhaled into throat 16 simultaneously, carried by the current in main body Venturi tube 1 after dust laden air enters throat 16 and flow to expansion segment 17, enter water tank 5 through drainpipe 3, dust, pellet are absorbed by active carbon absorbed layer 6, and air departs from the water surface after washing, spill into indoor, reach the effect purified the air of a room.

Accompanying drawing explanation

Fig. 1 is the system construction drawing of the utility model Venturi air purifier.

Fig. 2 is the installation diagram of the utility model main body Venturi tube.

Detailed description of the invention

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

As shown in Figure 1, a kind of Venturi clarifier of the utility model, comprise the water inlet pipe 2, drainpipe 3, water pump 4, the water tank 5 that are connected with main body Venturi tube 1, also comprise outdoor air collect mouth 7, outdoor air valve 8, outdoor air pipe 9, primary air pipe 13 form outdoor air inducing pipeline and room air collect mouth 10, Interior Space air valve 11, Interior Space tracheae 12, primary air pipe 13 form indoor air inducing pipeline.In the course of work, water is extracted out by water pump 4 in water tank 5, contraction section 15 is sent into through water inlet pipe 2, along with the reduction of contraction section 15 flow area, water increases gradually at contraction section 15 flow velocity, pressure reduces gradually, until reach maximum at its flow velocity of throat 16, pressure reaches minimum, and creates a negative pressure at inlet tube 18 place.

As preferred embodiment of the present utility model, as shown in Figure 1, if close chamber's outer space air valve 8, air valve 11 in opening chamber, then room air collects the indoor air inducing pipeline connection of mouth 10, Interior Space tracheae 12, Interior Space air valve 11, primary air pipe 13 composition, be inhaled into funnel shaped room air collection mouth 10 under the effect of the suction that indoor dust laden air produces in negative pressure, enter throat 16 through Interior Space tracheae 12, Interior Space air valve 11, primary air pipe 13 and inlet tube 18.

As preferred embodiment of the present utility model, as shown in Figure 1, if air valve 11 in close chamber, opening chamber's outer space air valve 8, then outdoor air collects the outdoor air inducing pipeline connection of mouth 7, outdoor air pipe 9, outdoor air valve 8, primary air pipe 13 composition, be inhaled into funnel shaped outdoor air collection mouth 7 under the effect of the suction that outdoor dust laden air produces in negative pressure, enter throat 16 through outdoor air pipe 9, outdoor air valve 8, primary air pipe 13 and inlet tube 18.

As preferred embodiment of the present utility model, as shown in Figure 1, if outdoor air valve 8, Interior Space air valve 11 are opened simultaneously, the indoor air inducing pipeline that the outdoor air inducing pipeline that then outdoor air collects mouth 7, outdoor air pipe 9, outdoor air valve 8, primary air pipe 13 form and room air collect mouth 10, Interior Space tracheae 12, Interior Space air valve 11, primary air pipe 13 form all is communicated with, and the dust laden air of indoor and outdoors is inhaled into throat 16 simultaneously.

As preferred embodiment of the present utility model, as shown in Figure 1, current in main body Venturi tube 1 are at throat 16 and dust laden air initial contact, current carry dust laden air and continue flowing to expansion segment 17, at expansion segment 17, the fluid-mixing of water and dust laden air is along with the increase of expansion segment 17 flow area, flow velocity reduces gradually, pressure increases gradually, under the water surface entering water tank 5 after abundant mixing through drainpipe 3, in water tank 5, dust in water, the active carbon absorbed layer 6 that pellet is laid on the bottom of water tank 5 absorbs, air in water rises gradually through washing in water tank 5, and the final water surface that departs from spills into indoor, the above-mentioned course of work continuously circulates and carries out, so just reach the effect purified the air of a room.

As preferred embodiment of the present utility model, as shown in Figure 2, main body Venturi tube 1 comprises the contraction section 15 be connected successively, throat 16 and expansion segment 17, throat 16 offers inlet tube 18, external screw thread is processed in inlet tube 18 front end, the entrance of contraction section 15 is linked together by the mode of Flange joint and water inlet pipe 2, the outlet of expansion segment 17 is linked together by the mode of Flange joint and drainpipe 3, external screw thread is processed in one end that primary air pipe 13 is connected with inlet tube 18, female adapter 19 is utilized inlet tube 18 and primary air pipe 13 to be linked together, water flows into contraction section 15 by water inlet pipe 2, along with the reduction of contraction section 15 flow area, flow velocity constantly increases, pressure constantly reduces, reach maximum at the flow velocity of throat 16 water, pressure reaches minimum, and produce a negative pressure at inlet tube 18 place, dust laden air is sucked throat 16 by the suction that negative pressure causes, current are tentatively mixed in throat 16 with dust laden air, current carry dust laden air and continue flowing to expansion segment 17, at expansion segment 17, the fluid-mixing of water and dust laden air is along with the increase of expansion segment 17 flow area, flow velocity reduces gradually, pressure increases gradually, discharge through drainpipe 3 after abundant mixing.

Claims (3)

1. a Venturi air purifier, comprise the water inlet pipe (2) be connected with main body Venturi tube (1), drainpipe (3), water pump (4), water tank (5), also comprise outdoor air and collect mouth (7), outdoor air valve (8), outdoor air pipe (9), the outdoor air inducing pipeline that primary air pipe (13) forms and room air collect mouth (10), Interior Space air valve (11), Interior Space tracheae (12), the indoor air inducing pipeline that primary air pipe (13) forms, it is characterized in that: current are by main body Venturi tube (1), a negative pressure is produced in throat (17), the dust laden air of indoor or outdoors is sucked main body Venturi tube (1) by indoor air inducing pipeline or outdoor air inducing pipeline by the suction that negative pressure produces, current carry dust laden air to water tank (5), dust laden air is washed in water tank (5), dust, pellet is tightly held by activated carbon layer (6) and absorbs, clean air departs from the water surface and spills into indoor.

2. a kind of Venturi air purifier according to claim 1, described main body Venturi tube (1) comprise be connected successively contraction section (15), throat (16) and expansion segment (17), throat (16) offers inlet tube (18), inlet tube (18) and primary air pipe (13) are linked together by female adapter (19), and main body Venturi tube (1) is connected with water inlet pipe (2) and drainpipe (3) respectively by the mode of Flange joint.

3. a kind of Venturi air purifier according to claim 1, the outlet of described drainpipe (3) inserts under the water surface of water tank (5).