CN212236624U - Laboratory waste gas collection and purification device - Google Patents
Laboratory waste gas collection and purification device Download PDFInfo
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- CN212236624U CN212236624U CN202020140136.3U CN202020140136U CN212236624U CN 212236624 U CN212236624 U CN 212236624U CN 202020140136 U CN202020140136 U CN 202020140136U CN 212236624 U CN212236624 U CN 212236624U
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Abstract
The utility model discloses a laboratory waste gas collecting and purifying device, which comprises a box body, an air pump, an exhaust pipe, a gas collecting bucket, an air inlet pipe, air bubble stones, a washing box, a cyclone separator, a mounting seat, a drying cylinder and an adsorption bucket, waste gas is collected through the gas collecting bucket, the output end of the air pump is connected with the inner cavity of the washing box through an air inlet pipe, the waste gas pumped by the air pump enters the air bubble stones through the air inlet pipe and is dispersed in the washing bucket, then the waste gas is fully contacted with dissolved water in the washing box, the soluble gas in the waste gas is dissolved in the water, the washed waste gas is guided into the cyclone separator, the gas after water drops are separated enters the inside of a left mounting seat, the gas after being dried by the drying cylinder enters the inner wall of a right mounting seat from the top of a side wall, the gas is adsorbed by active carbon in the adsorption box and then is discharged into the air, the floor area is small, the harmful components in the waste gas can be effectively adsorbed, and the discharged waste gas is ensured not to pollute the environment.
Description
Technical Field
The utility model relates to a laboratory paraphernalia technical field specifically is a purifier is collected to laboratory waste gas.
Background
The laboratory is the place that the laboratory personnel carry out experimental analysis and scientific research activity, can use various chemical reagent box medicines in the experimental analysis process, and poisonous, harmful gas can often be given off to these reagent and medicine, and various chemical reaction liquid in the experimentation can produce waste gas. The sources of the waste gas mainly comprise volatile matters of reagents and samples, intermediate products in the reaction process and the like, and the main components of the waste gas are organic waste gas (methane, diethyl ether, aldehydes and the like) and inorganic waste gas (hydrogen chloride, chlorine, ammonia and the like). In recent years, with the increase of the number of experimental researches, the pollution of laboratories is becoming more serious, wherein the problem of exhaust pollution is more concerned, and if the pollution is not properly treated, the pollution not only affects the working environment and health of experimenters, but also seriously affects the quality of living air of surrounding residents. The common treatment method of organic waste gas in a laboratory is to adopt a fume hood, a ventilator and the like to be discharged outdoors, and the organic waste gas is diluted by air and then discharged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a purifier is collected to laboratory waste gas to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a laboratory waste gas collecting and purifying device comprises a box body, an air suction pump, an air suction pipe, an air collecting hopper, an air inlet pipe, air bubble stones, a washing box, a cyclone separator, a mounting seat, a drying cylinder and an adsorption barrel, wherein the box body is a square box body, the air suction pump is arranged on the right side of the box body close to the bottom of the box body, the input end of the air suction pump is connected with the air collecting hopper through the air suction pipe, waste gas is collected through the air collecting hopper, and the output end of the air suction pump is connected with the inner cavity of the washing box;
the washing tank is arranged at the bottom of an inner cavity of the tank body, a washing barrel is arranged at the top of the right side of the washing tank, waste gas dissolving water is filled in the washing tank, a water inlet is arranged at the top of the left side of the washing tank, a water outlet is arranged at the bottom of the washing tank, the water inlet and the water outlet penetrate through the left side wall of the tank body and are sealed through rubber plugs, the dissolving water is convenient to replace, air bubble stones are arranged at the bottom of the inner cavity of the washing tank, the air bubble stones are square air bubble stones with hollow inner parts, round through holes are formed in the tops of the air bubble stones, the bottom of air inlet pipes are fixedly connected into the through holes, waste gas pumped in by an air suction pump enters the air bubble stones to be dispersed in the washing barrel through the air inlet pipes and then fully contacts with the dissolving water in the washing tank, soluble gas in the, the waste gas after washing can be guided into the cyclone separator, water drops brought out by the waste gas are brushed down under the action of centrifugal force in the cyclone separator, the water drops are left along the inner wall of the cyclone separator and flow back to the washing tank through the bottom of the cyclone separator, and a top air outlet of the cyclone separator is communicated with the bottom of the mounting seat on the left side;
the drying cylinder and the adsorption cylinder are circular barrel-shaped structures with circular through holes arranged in an array on the outer wall, and the inner walls of the drying cylinder and the adsorption cylinder are respectively filled with dehydrated and dried silica gel particles and porous activated carbon particles, so that water vapor dissolved with harmful substances and water-insoluble harmful gases in waste gas can be adsorbed and discharged;
as a further aspect of the present invention: the right air outlet of the mounting seat can be connected with a laboratory exhaust system through a pipeline, so that the treated gas is released outdoors and is diluted by air outdoors;
as a further aspect of the present invention: the exhaust pipe is a stainless steel gooseneck pipe and can be bent at will, so that the gas collecting hopper is close to a waste gas source as much as possible, the clamping seat is arranged at the top of the right side of the box body, the top of the exhaust pipe and the gas collecting hopper can be clamped and fixed when the device is not used, and the device is convenient to move;
as a further aspect of the present invention: the bottom of the box body can be additionally provided with trundles, so that the device is convenient to move;
as a further aspect of the present invention: the top of drying cylinder and absorption bucket is equipped with the baffle, and the bottom surface of baffle is equipped with rubber packing pad, can fix when the box at drying cylinder and absorption bucket, seals the top surface of box, prevents that waste gas from leaking.
Compared with the prior art, the beneficial effects of the utility model are that: the exhaust gas is collected by the gas collection hopper, the output end of the air pump is connected with the inner cavity of the washing box through the gas inlet pipe, the exhaust gas pumped by the air pump enters the air bubble stone through the gas inlet pipe to be dispersed in the washing barrel and then is fully contacted with the dissolved water in the washing box to dissolve the soluble gas in the water, the washed exhaust gas is guided into the cyclone separator, water drops carried by the exhaust gas are brushed down by the centrifugal force in the cyclone separator and are left along the inner wall of the cyclone separator and flow back to the washing box through the bottom of the cyclone separator, the gas after water drops separation enters the inside of the mounting seat on the left side, the gas after water drops separation enters the inner wall of the mounting seat on the right side from the top of the side wall after being dried by the drying cylinder, and is adsorbed by the activated carbon in the adsorption box and then is discharged into the air from the air outlet, the device has simple structure and small integrated design, can effectively adsorb, ensuring that the discharged waste gas does not pollute the environment.
Drawings
Fig. 1 is a schematic structural diagram of a laboratory waste gas collecting and purifying device.
Fig. 2 is a schematic structural diagram of the right side surface of the laboratory waste gas collecting and purifying device.
In the figure: the device comprises a box body 1, an air pump 2, an air exhaust pipe 3, an air collecting hopper 4, an air inlet pipe 5, a bubble stone 6, a washing box 7, a cyclone separator 8, a mounting seat 9, a drying cylinder 10, an adsorption barrel 11 and a clamping seat 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, in the embodiment of the present invention, a laboratory waste gas collecting and purifying device includes a box body 1, an air pump 2, an air exhaust pipe 3, an air collecting funnel 4, an air inlet pipe 5, a bubble stone 6, a washing box 7, a cyclone separator 8, a mounting seat 9, a drying cylinder 10 and an adsorption bucket 11, wherein the box body 1 is a square box body, the right side of the box body is provided with the air pump 2 near the bottom, the input end of the air pump 2 is connected with the air collecting funnel 4 through the air exhaust pipe 3, waste gas is collected through the air collecting funnel 4, and the output end of the air pump 2 is connected with the inner cavity of the washing box 7 through the air inlet pipe 5;
the washing tank 7 is arranged at the bottom of the inner cavity of the tank body 1, the top of the right side of the washing tank is provided with a washing barrel, waste gas dissolving water is filled in the washing tank 7, the top of the left side of the washing tank 7 is provided with a water inlet, the bottom of the washing tank is provided with a water outlet, the water inlet and the water outlet penetrate through the left side wall of the tank body 1 and are sealed through rubber plugs, the dissolving water is convenient to replace, the bottom of the inner cavity of the washing barrel is provided with a bubblestone 6, the bubblestone 6 is a hollow square bubblestone 6, the top of the bubblestone is provided with a circular through hole, the bottom of an air inlet pipe 5 is fixedly connected in the through hole, waste gas pumped by the air pump 2 enters the bubblestone 6 through the air inlet pipe 5 to be dispersed in the washing barrel and fully contacts with the dissolving water in the washing tank 7, soluble gas in the waste gas is dissolved in the water, the top, the washed waste gas can be guided into the cyclone separator 8, water drops brought out by the waste gas are brushed down under the action of centrifugal force in the cyclone separator 8, the water drops are left along the inner wall of the cyclone separator 8 and flow back to the washing box 7 through the bottom of the cyclone separator 8, and an air outlet at the top of the cyclone separator 8 is communicated with the bottom of the left mounting seat 9;
the drying cylinder 10 and the adsorption cylinder 11 are circular barrel-shaped structures with circular through holes arranged in an array on the outer wall, and the inner walls of the drying cylinder 10 and the adsorption cylinder 11 are respectively filled with dehydrated and dried silica gel particles and porous activated carbon particles, so that water vapor dissolved with harmful substances and water-insoluble harmful gases in waste gas can be adsorbed and discharged;
the right air outlet of the mounting seat 9 can be connected with a laboratory exhaust system through a pipeline, so that the treated air is released outdoors and diluted by air outdoors;
the exhaust pipe 3 is a stainless steel gooseneck and can be bent at will, so that the gas collecting hopper 4 is close to a waste gas source as much as possible, the clamping seat 12 is arranged at the top of the right side of the box body 1, the top of the exhaust pipe 3 and the gas collecting hopper 4 can be clamped and fixed when the device is not used, and the device is convenient to move;
the bottom of the box body 1 can be additionally provided with trundles, so that the device is convenient to move;
the top of drying cylinder 10 and absorption bucket 11 is equipped with the baffle, and the bottom surface of baffle is equipped with rubber packing pad, can be when drying cylinder 10 and absorption bucket 11 fix in box 1, sealed with the top surface of box 1, prevents that waste gas from leaking.
The utility model discloses a theory of operation is: collect waste gas through air collecting bucket 4, the inner chamber of washing tank 7 is connected through intake pipe 5 to the output of aspiration pump 2, the waste gas of aspiration pump 2 suction passes through intake pipe 5 and gets into air bubble stone 6 and disperses in the washing bucket, then fully contact with the water of dissolving in washing tank 7, dissolve the soluble gas in the waste gas in the water, the leading-in cyclone 8 of waste gas after will washing, under the effect of centrifugal force in cyclone 8, brush down the drop of water that the waste gas was taken out, leave along the inner wall of cyclone 8, and flow back to washing tank 7 through the bottom of cyclone 8, gas after the separation drop of water gets into inside left mount pad 9, get into the inner wall of right side mount pad 9 from the lateral wall top after the drying of drying cylinder 10, through the active carbon adsorption in the adsorption tank 11, then discharge in the air from the gas outlet.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A laboratory waste gas collecting and purifying device comprises a box body, an air suction pump, an air suction pipe, an air collecting hopper, an air inlet pipe, air bubble stones, a washing box, a cyclone separator, a mounting seat, a drying cylinder and an adsorption barrel, and is characterized in that the box body is a square box body, the right side of the box body, close to the bottom, is provided with the air suction pump, the input end of the air suction pump is connected with the air collecting hopper through the air suction pipe, and the output end of the air suction pump is connected with the inner cavity of the washing box through the air inlet pipe;
the washing box is arranged at the bottom of an inner cavity of the box body, a washing barrel is arranged at the top of the right side of the washing box, waste gas dissolved water is filled in the washing box, a water inlet is formed in the top of the left side of the washing box, a water outlet is formed in the bottom of the washing box, the water inlet and the water outlet penetrate through the left side wall of the box body, a bubble stone is arranged at the bottom of the inner cavity of the washing barrel, the bubble stone is a square bubble stone with a hollow inner part, a circular through hole is formed in the top of the bubble stone, the bottom end of an air inlet pipe is fixedly connected in the through hole, a cyclone separator is arranged at the top of the left side of the washing box, the air inlet end of the;
the utility model discloses a drying device, including box, mounting seat, the inner chamber top of box, the lateral wall bottom of two mounting seats about, the mounting seat is the circular tubbiness structure of top surface open-ended, and total two, its bilateral symmetry fixed connection is in the inner chamber top of box, and the pipeline intercommunication is passed through to the lateral wall bottom of two mounting seats about, and the bottom of the mounting seat on right side is equipped with the gas outlet, and the top of box corresponds the inner chamber top of two mounting seats and is equipped with circular through-hole, can peg graft drying cylinder and absorption bucket in the through-hole, drying cylinder and absorption bucket have offered the circular tubbiness structure of circular through-.
2. The laboratory exhaust collection and purification device according to claim 1, wherein the right air outlet of the mounting seat is connectable with a laboratory exhaust system through a pipeline.
3. The laboratory waste gas collecting and purifying device according to claim 1, wherein the exhaust pipe is a stainless steel gooseneck, and a clamping seat is arranged at the top of the right side of the box body and can be used for clamping and fixing the top of the exhaust pipe and the air collecting hopper when the device is not used.
4. The laboratory waste gas collecting and purifying device according to claim 1, wherein the bottom of the box body can be provided with casters.
5. The laboratory waste gas collecting and purifying device according to claim 1, wherein the top of the drying cylinder and the top of the adsorption barrel are provided with baffles, and the bottom surfaces of the baffles are provided with rubber gaskets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020140136.3U CN212236624U (en) | 2020-01-21 | 2020-01-21 | Laboratory waste gas collection and purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020140136.3U CN212236624U (en) | 2020-01-21 | 2020-01-21 | Laboratory waste gas collection and purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212236624U true CN212236624U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020140136.3U Active CN212236624U (en) | 2020-01-21 | 2020-01-21 | Laboratory waste gas collection and purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212236624U (en) |
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2020
- 2020-01-21 CN CN202020140136.3U patent/CN212236624U/en active Active
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