CN216440861U

CN216440861U - Air purification device for laboratory

Info

Publication number: CN216440861U
Application number: CN202123130899.3U
Authority: CN
Inventors: 陈洪周; 祖琴琴
Original assignee: Anhui Zhongke Zhilian Laboratory Engineering Technology Co ltd
Current assignee: Anhui Zhongke Zhilian Laboratory Engineering Technology Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-05-06
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses an air purification device for a laboratory, which comprises a purification box arranged below a laboratory table and an air inlet pipe connected with an air inlet of the purification box, wherein a corrugated pipe positioned above the laboratory table is rotatably arranged at the inlet of the air inlet pipe, a conical cover is arranged at the inlet end of the corrugated pipe, a first exhaust fan is arranged at the air inlet, the air inlet pipe is spirally arranged below the laboratory table, a photocatalyst is coated on the inner wall of the air inlet pipe, an ultraviolet sterilizing lamp is inserted into the inner cavity of the air inlet pipe, a dust filter layer positioned below the air inlet is arranged in the purification box, a corona device is arranged below the dust filter layer, and a second exhaust fan is arranged at the air outlet of the purification box. The utility model is used for purifying air near the experiment table, and directly absorbs and purifies toxic and harmful substances generated in the test process at a close distance, so that the toxic and harmful substances can not be diffused arbitrarily, and the purification effect is better.

Description

Air purification device for laboratory

Technical Field

The utility model relates to the technical field of laboratory air purification, in particular to an air purification device for a laboratory.

Background

Can produce various waste gases in present various labs, the laboratory staff is under this kind of environment that contains poisonous and harmful gas for a long time, harm healthy easily, consequently, generally can be equipped with air purification device in the laboratory, so that purify the poisonous and harmful gas that produces in the process of the experiment or after the experiment finishes, generally adopt at laboratory top installation clean system, carry out air purification to whole laboratory, because the density of poisonous and harmful substance is different, its distribution position in the laboratory is also different, air purification's effect is not good like this, can not reach anticipated effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air purification device for a laboratory, which is used for purifying air near a laboratory table, absorbing and purifying toxic and harmful substances generated in the test process at a direct approach distance, and preventing the toxic and harmful substances from being diffused arbitrarily, so that the purification effect is better.

In order to solve the technical problem, the utility model adopts the following scheme:

the utility model provides an air purification device for laboratory, including placing the purifying box in the laboratory bench below, the intake pipe of being connected with the purifying box air inlet, the import department of intake pipe rotates and is equipped with the bellows that is located the laboratory bench top, and the entrance point of bellows is equipped with the toper cover, and intake port department is equipped with first air exhauster, and the intake pipe is the spiral and sets up in the laboratory bench below, and the intake pipe inner wall is applied with paint with a brush and has had photocatalyst, and the inner chamber of intake pipe is pegged graft and is had the sterilamp, is equipped with the dust filtering layer that is located the air inlet below in the purifying box, and dust filtering layer below is equipped with corona unit, and the gas outlet department of purifying box is equipped with the second air exhauster.

In the scheme, the purifying box and the air inlet pipe are arranged below the experiment table, so that the normal test work of experimenters cannot be influenced, the corrugated pipe rotationally connected with the air inlet pipe is arranged above the experiment table, the first exhaust fan is opened, toxic and harmful substances generated in the experiment on the experiment table can be sucked into the corrugated pipe in time under the action of air flow, the range of the corrugated pipe for absorbing the harmful substances can be enlarged by the cone shape, the possibility of random diffusion of the corrugated pipe is reduced, the corrugated pipe can be bent and rotated at will and can be extended for a certain distance, the position and the angle of the corrugated pipe for absorbing the toxic and harmful substances can be changed at any time, the flexibility is higher, the cone-shaped cover can be directly placed beside the experiment, and the toxic and harmful substances generated in the experiment can be sucked into the corrugated pipe at the highest efficiency; poisonous and harmful substances entering the corrugated pipe enter the air inlet pipe, the ultraviolet germicidal lamp and the photocatalyst in the air inlet pipe are mutually matched for use to degrade poisonous and harmful gases in the air and kill bacteria in the air, the air inlet pipe adopts a spiral structure, so that the air can have sufficient time to circulate in the air inlet pipe and fully contact with the photocatalyst, thereby improving the purification effect of the air, most of dust and impurities are filtered out from the air inlet pipe through a dust filter layer, finally, the residual dust in the air is adsorbed and purified through a corona device, the dust content in the air is greatly reduced, the air is finally discharged to the outside through the action of a second exhaust fan, the poisonous and harmful substances in the air after multi-stage purification are basically removed, the air environment of a laboratory is purified, the health of experimenters is ensured, and the dust content in the discharged air is also greatly controlled, the influence of floating dust in the air in the laboratory on the use of experimental equipment is avoided.

Optionally, corona unit below is equipped with the grid plate, and the grid plate bottom surface is equipped with a plurality of atomizer, and atomizer and the delivery pipe connection in the laboratory, the bottom of the purifying box is equipped with hourglass hopper-shaped's outlet.

Optionally, corona unit includes dust collecting plate, the corona utmost point of joint on a purifying box inside wall, and the corona utmost point embedding is on the purifying box inner wall opposite with the dust collecting plate, and the corona utmost point is connected and is had plug power cord.

Optionally, the side of dust collecting plate is equipped with the fixture block, in the recess of fixture block joint on the left side wall of purifying box.

Optionally, a drying layer is arranged on the left side of the second exhaust fan, and the drying layer is a drying agent.

Optionally, a purification layer is arranged between the drying layer and the second exhaust fan.

Optionally, the purification layer is cellular biological activated carbon, the nest length direction of biological activated carbon is parallel to the second air exhauster air suction direction, and an ammonia remover coating is attached to the nest inner wall of the cellular activated carbon.

Optionally, the right side of second air exhauster is equipped with deodorization layer, perfumed layer in proper order.

Optionally, the bottom of the purification box is provided with universal wheels.

Optionally, a sealing ring is sleeved at the lower end of the corrugated pipe, and the corrugated pipe is inserted in the air inlet pipe in a sealing manner.

The utility model has the following beneficial effects:

1. according to the utility model, the purifying box and the air inlet pipe are arranged below the experiment table, so that the normal test work of experimenters cannot be influenced, the first exhaust fan is opened, toxic and harmful substances generated during the test on the experiment table can be sucked into the corrugated pipe in time under the action of air flow, the range of the corrugated pipe for absorbing the harmful substances can be enlarged by the cone shape, the possibility of diffusion of the corrugated pipe is reduced, the corrugated pipe can be bent and rotated at will, and the corrugated pipe can be extended for a certain distance, so that the position and the angle of the corrugated pipe for absorbing the toxic and harmful substances can be changed at any time, the flexibility is higher, the cone-shaped cover can be directly placed beside the test, and the toxic and harmful substances generated in the test can be sucked into the corrugated pipe most efficiently.

2. Poisonous and harmful substance after getting into the bellows enters into the intake pipe, ultraviolet germicidal lamp and photocatalyst in the intake pipe use poisonous and harmful gas in to the air to degrade mutually, kill the bacterium in the air, the air that the intake pipe came out filters most dust through the dust filtering layer again, impurity, adsorb the purification through corona arrangement to the remaining dust in the air at last, by a wide margin the dust content in the air has been reduced, discharge to the outside through the second air exhauster effect at last, poisonous and harmful substance basically clears away in the air after multistage purification, the air circumstance in laboratory has been purified, the healthy of experimenter has been ensured, dust content also obtains very big control in the exhaust air, the use of floating dust in the air in the laboratory to experimental facilities has been avoided causing the influence.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structure view of the intake pipe.

Reference numerals: 1-purifying box, 2-clamping block, 3-dust collecting plate, 4-groove, 5-grid plate, 6-atomizer, 7-universal wheel, 8-water outlet, 9-deodorization layer, 10-spice layer, 11-second exhaust fan, 12-purifying layer, 13-drying layer, 14-corona electrode, 15-dust filtering layer, 16-first exhaust fan, 17-air inlet, 18-air inlet pipe, 19-corrugated pipe, 20-conical cover, 21-experiment table, 22-ultraviolet sterilizing lamp, 23-positioning column, 24-photocatalyst, 25-air outlet.

Detailed Description

The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "open," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

As shown in fig. 1 and 2, an air purification device for laboratory, including place the purifying box 1 in laboratory bench 21 below, the intake pipe 18 of being connected with purifying box 1 air inlet 17, the import department of intake pipe 18 rotates and is equipped with the bellows 19 that is located laboratory bench 21 top, the entrance point of bellows 19 is equipped with the toper cover 20, air inlet 17 department is equipped with first air exhauster 16, intake pipe 18 is the spiral and sets up in laboratory bench 21 below, the intake pipe 18 inner wall is applied paint with paint photocatalyst 24, the inner chamber of intake pipe 18 is pegged graft and is had sterilamp 22, be equipped with the dust filtering layer 15 that is located air inlet 17 below in the purifying box 1, dust filtering layer 15 below is equipped with corona unit, the gas outlet 25 department of purifying box 1 is equipped with second air exhauster 11.

In the scheme, the purifying box 1 and the air inlet pipe 18 are arranged below the experiment table 21, so that the normal test work of experimenters cannot be influenced, and four universal wheels 7 are arranged at four corners of the bottom of the purifying box 1, so that the purifying box 1 has better moving performance and can be moved to the experiment table 21 in which experiments are carried out at any time to carry out air purification; the corrugated pipe 19 rotatably connected with the air inlet pipe 18 is arranged above the experiment table 21, a through hole allowing the corrugated pipe 19 to penetrate through can be formed in the experiment table 21, a sealing ring is sleeved at the lower end of the corrugated pipe 19, and the corrugated pipe 19 is hermetically inserted in the air inlet pipe 18, so that the corrugated pipe 19 and the air inlet pipe 18 can rotate relatively, the sealing ring prevents inhaled toxic and harmful gases from escaping, and the connection tightness of the two is enhanced; when an experiment is started, the first exhaust fan 16 is started, toxic and harmful substances generated in the experiment on the experiment table 21 can be sucked into the corrugated pipe 19 in time under the action of air flow, the range of the corrugated pipe 19 for absorbing the toxic and harmful substances can be enlarged due to the conical shape, the possibility of random diffusion of the toxic and harmful substances is reduced, the corrugated pipe 19 can be bent and rotated at will and can be extended for a certain distance, the position and the angle of the corrugated pipe 19 for absorbing the toxic and harmful substances can be changed at any time, the flexibility is higher, the conical cover 20 can be directly placed beside the experiment, and the toxic and harmful substances generated in the experiment can be sucked into the corrugated pipe 19 most efficiently; poisonous and harmful substances entering the corrugated pipe 19 enter the air inlet pipe 18, the ultraviolet germicidal lamp 22 and the photocatalyst 24 in the air inlet pipe 18 are mutually matched for use to degrade poisonous and harmful gases in the air and kill bacteria in the air, the positioning column 23 is fixed outside the ultraviolet germicidal lamp 22 through a bolt and is used for fixedly positioning the ultraviolet germicidal lamp 22, most of dust and impurities are filtered out of the air from the air inlet pipe 18 through the dust filtering layer 15, finally, the residual dust in the air is adsorbed and purified through the corona device, the dust content in the air is greatly reduced, the air is discharged to the outside under the action of the second exhaust fan 11, the poisonous and harmful substances in the air after multi-stage purification are basically removed, the air environment of a laboratory is purified, the health of experimenters is ensured, and the dust content in the discharged air is also greatly controlled, the influence of floating dust in the air in the laboratory on the use of experimental equipment is avoided.

Example 2

On the basis of the above embodiments

As shown in fig. 1 and 2, a grid plate 5 is arranged below the corona device, a plurality of atomizing nozzles 6 are arranged on the bottom surface of the grid plate 5, the atomizing nozzles 6 are connected with a water supply pipe in a laboratory, and a funnel-shaped water outlet 8 is arranged at the bottom of the purifying box 1. In this embodiment, 5 both ends of grid plate are fixed on 1 inner wall of purifying box, 5 air that the top passed through behind the corona unit of being convenient for of grid plate passes through, the installation atomizer 6 of also being convenient for simultaneously, atomizer 6 can pass through the bolt fastening at 5 bottom surfaces of grid plate, be rectangular array distribution, atomizer 6 carries out further removal to remaining dust in to the air in the purifying box 1, make dust in the air furthest dispelled, the later stage exhaust air quality has been improved, avoid the dust in the air to produce the shadow to experimental facilities, the sewage of washing dust discharges to outside assigned position through outlet 8.

Example 3

On the basis of the above embodiments

As shown in fig. 1 and 2, the corona device comprises a dust collecting plate 3 clamped on one inner side wall of the purifying box 1, and a corona electrode 14, wherein the corona electrode 14 is embedded on the inner wall of the purifying box 1 opposite to the dust collecting plate 3, and the corona electrode 14 is connected with a power line to be plugged.

Preferably, the side of the dust collecting plate 3 is provided with a clamping block 2, and the clamping block 2 is clamped in a groove 4 on the left side wall of the purifying box 1.

In this embodiment, after power cord and laboratory switch on, collecting plate 3, corona electrode 14 mutually support and are used for producing plasma and adsorb electrified dust in to the air, reduce the content of dust in the air, collecting plate 3 passes through fixture block 2, recess 4 mutually support, can be convenient with 1 interior wall connection of purifying box and dismantlement, when dust adsorbs when more on collecting plate 3, only need follow fixture block 2 roll-off in the recess 4, change collecting plate 3 that just can be quick.

Example 4

On the basis of the above embodiments

As shown in fig. 1 and 2

Preferably, a drying layer 13 is arranged on the left side of the second exhaust fan 11, and the drying layer 13 is a drying agent. The drying agent can adsorb moisture in the air, reduce the water content in the air and play a certain role in dehumidification.

Preferably, a purification layer 12 is arranged between the drying layer 13 and the second exhaust fan 11.

Preferably, the purification layer 12 is honeycomb-shaped biological activated carbon, the length direction of the honeycomb-shaped cells of the biological activated carbon is parallel to the air suction direction of the second exhaust fan 11, and the inner walls of the honeycomb-shaped cells of the biological activated carbon are attached with ammonia gas remover coatings. The honeycomb-shaped biological activated carbon can enable gas to smoothly circulate, wind resistance in the air purification process is reduced, and the ammonia removal coating on the inner wall of each pocket of the biological activated carbon can enable the gas of mixed waste gas to react when passing through, so that the waste gas is purified.

Preferably, the right side of the second exhaust fan 11 is provided with a deodorization layer 9 and a spice layer 10 in sequence. The air in the laboratory is purified and deodorized, the smell of the air is improved, and the purified air is finally discharged through the air outlet 25.

The working principle of the utility model is as follows: when a certain experiment table 21 needs to be tested, the purifying box 1 is transported to the lower part of the experiment table 21 through the universal wheel 7, the corrugated pipe 19 penetrates through the experiment table 21 and is connected to the air inlet pipe 18, the conical cover 20 is moved to a position close to the test, the first exhaust fan 16 and the second exhaust fan 11 are started, waste gas generated in the test is quickly sucked into the corrugated pipe 19 under the action of the first exhaust fan 16, the probability of diffusion of the waste gas is reduced, after the waste gas enters the air inlet pipe 18, the ultraviolet sterilizing lamp 22 and the photocatalyst 24 in the air inlet pipe 18 are mutually matched for use to degrade toxic and harmful gas in the air, bacteria in the air are killed, the air inlet pipe 18 adopts a spiral structure, so that the air can flow in the air inlet pipe 18 for sufficient time and is fully contacted with the photocatalyst 24, the purifying effect of the air is improved, and most of dust is filtered by the air coming out of the air inlet pipe 18 through the dust filter layer 15, Impurities are adsorbed and purified by the corona device, so that the dust content in the air is greatly reduced, the residual dust in the air in the purification box 1 is further removed by the lower atomizing nozzle 6, the dust in the air is removed to the maximum extent, the quality of the air discharged in the later period is improved, the dust in the air is prevented from generating shadows on experimental equipment, and the sewage for washing the dust is discharged to an external designated position through the water outlet 8; when the air passes through the drying layer 13, the drying agent in the air adsorbs moisture in the air, so that the water content in the air is reduced, and a certain dehumidification effect is achieved; the air finally removed dust is discharged to the outside by a second exhaust fan 11 through a purification layer 12, a deodorization layer 9 and a spice layer 10.

The foregoing is only a preferred embodiment of the present invention, and the present invention is not limited thereto in any way, and any simple modification, equivalent replacement and improvement made to the above embodiment within the spirit and principle of the present invention still fall within the protection scope of the present invention.

Claims

1. An air purification device for a laboratory comprises a purification box (1) arranged below a laboratory table (21), an air inlet pipe (18) connected with an air inlet (17) of the purification box (1), the utility model is characterized in that, the import department of intake pipe (18) rotates and is equipped with bellows (19) that are located laboratory bench (21) top, the entrance point of bellows (19) is equipped with conical cover (20), air inlet (17) department is equipped with first air exhauster (16), intake pipe (18) are the spiral and set up in laboratory bench (21) below, intake pipe (18) inner wall is applied paint with a brush and is had photocatalyst (24), the inner chamber of intake pipe (18) is pegged graft and is had sterilamp (22), be equipped with dust filtering layer (15) that are located air inlet (17) below in purifying box (1), dust filtering layer (15) below is equipped with corona unit, the gas outlet (25) department of purifying box (1) is equipped with second air exhauster (11).

2. The air purification device for the laboratory according to claim 1, wherein a grid plate (5) is arranged below the corona device, a plurality of atomizing spray heads (6) are arranged on the bottom surface of the grid plate (5), the atomizing spray heads (6) are connected with a water supply pipe in the laboratory, and a funnel-shaped water outlet (8) is arranged at the bottom of the purification box (1).

3. The air purification device for the laboratory according to claim 2, wherein the corona device comprises a dust collecting plate (3) and a corona electrode (14) which are clamped on an inner side wall of the purification box (1), the corona electrode (14) is embedded on an inner wall of the purification box (1) opposite to the dust collecting plate (3), and the corona electrode (14) is connected with a power line to be plugged.

4. The air purification device for the laboratory according to claim 3, wherein a clamping block (2) is arranged on the side surface of the dust collection plate (3), and the clamping block (2) is clamped in a groove (4) on the left side wall of the purification box (1).

5. The air purification apparatus for laboratory according to claim 1, wherein the left side of the second exhaust fan (11) is provided with a drying layer (13), and the drying layer (13) is a drying agent.

6. An air purification device for laboratory according to claim 5, characterized in that a purification layer (12) is arranged between the drying layer (13) and the second suction fan (11).

7. The air purification apparatus for laboratory according to claim 6, wherein the purification layer (12) is honeycomb-shaped biological activated carbon, the length direction of the cells of the biological activated carbon is parallel to the air suction direction of the second air blower (11), and the inner walls of the cells of the honeycomb-shaped activated carbon are adhered with ammonia gas remover coatings.

8. The air purification device for the laboratory according to claim 1, wherein the right side of the second exhaust fan (11) is provided with a deodorization layer (9) and a fragrance layer (10) in sequence.

9. An air cleaning device for laboratory use according to claim 1, characterized in that the bottom of the cleaning box (1) is provided with universal wheels (7).

10. The air purification device for the laboratory as claimed in claim 1, wherein the lower end of the corrugated pipe (19) is sleeved with a sealing ring, and the corrugated pipe (19) is inserted in the air inlet pipe (18) in a sealing manner.