CN213160003U

CN213160003U - Flue gas purification device in waste lithium battery recovery processing technology

Info

Publication number: CN213160003U
Application number: CN202021082159.XU
Authority: CN
Inventors: 王勋
Original assignee: Jiangsu Normal University
Current assignee: Jiangsu Normal University
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-05-11
Anticipated expiration: 2030-06-12

Abstract

The utility model relates to a gas cleaning technical field just discloses a gas cleaning device among old and useless lithium cell recovery processing technology, including the dust removal case, the inside fixed mounting of dust removal case has the net that removes dust, the inside fixed mounting of dust removal case has the drainage plate. This gas cleaning device among old and useless lithium cell recovery processing technology, enter into the inside back of dust removal case through the flue gas, drainage is carried out through the drainage mouth on the drainage plate, divide into gaseous stranded parallel air current and dust removal net to contact, increase the area of contact with dust removal net, promote its dust collection efficiency, flue gas after the dust removal reachs the inside that sprays the jar through first connecting pipe, make its spun drip washing liquid can carry out comprehensive contact with gas in the bottom of support through first shower nozzle evenly distributed, second shower nozzle spun drip washing liquid is when spouting the flow distribution plate, because the flow distribution plate is the disc, the drip washing liquid forms water cloth shape and contacts with gaseous complete, the good mesh of purifying effect has been reached.

Description

Flue gas purification device in waste lithium battery recovery processing technology

Technical Field

The utility model relates to a flue gas purification technical field specifically is a flue gas purification device in old and useless lithium cell recovery processing technology.

Background

With the increase of the cumulative output of new energy automobiles, the harmless and recycling treatment of waste lithium batteries becomes a link of a national key concern industrial chain, the optimization of the comprehensive recovery rate of valuable metals becomes a central importance, the components of waste gas generated by the coarse crushing and roasting of the recovery pretreatment process of the valuable metals are complex, the waste gas contains VOCS, fluoride, particle dust and the like, and the waste gas has the characteristics of high concentration and low air volume.

Flue gas purification device is various among the old and useless lithium cell recovery processing technology in the existing market, but generally has the shortcoming that purifying effect is not good, and current flue gas processing apparatus processing time is slower, and the gas of last combustion gas does not purify completely, causes secondary pollution easily, so provides a flue gas purification device among old and useless lithium cell recovery processing technology and solves above-mentioned problem that provides.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a flue gas purification device among old and useless lithium cell recovery processing technology possesses advantages such as purifying effect is good, has solved the shortcoming that generally exists purifying effect not good, and current flue gas processing apparatus process time is slower, and the last combustion gas does not purify completely, causes secondary pollution's problem easily.

(II) technical scheme

For realizing the good purpose of above-mentioned purifying effect, the utility model provides a following technical scheme: a flue gas purification device in a waste lithium battery recovery processing technology comprises a dust removal box, wherein a dust removal net is fixedly mounted inside the dust removal box, a drainage plate is fixedly mounted inside the dust removal box, a drainage port is formed in the right side of the drainage plate, a first connecting pipe is fixedly mounted on the right side of the dust removal box, a spray tank is fixedly mounted on the right side of the first connecting pipe, a support is fixedly mounted inside the spray tank, a first spray head is fixedly mounted at the bottom of the support, a fixing rod is fixedly mounted inside the spray tank, a fixing port is formed in the top of the fixing rod, a second spray head is fixedly mounted inside the fixing port, a splitter plate is fixedly mounted at the top of the support, a second connecting pipe is fixedly mounted at the top of the spray tank, and an active carbon adsorption tower is fixedly mounted at one end, away from the spray tank, of the, the bottom fixed mounting of active carbon adsorption tower has the third connecting pipe, the one end fixed mounting that the active carbon adsorption tower was kept away from to the third connecting pipe has the retort, the top fixed mounting of retort has the outlet duct, the discharge gate has been seted up to the bottom of retort.

Preferably, the drainage plate is located on the left side of the dust removal net, and the fixing rod is located above the bracket.

Preferably, the shape of dust removal case is the cuboid of hollow inside, the size of dust removal net and the size looks adaptation of dust removal case.

Preferably, two and evenly distributed are no less than to the quantity of drainage mouth on the right side of drainage plate, the size of support and the size looks adaptation of jar that sprays.

Preferably, the number of the first spray heads is not less than two, the first spray heads are evenly distributed at the bottom of the support, and the size of the fixed port is matched with that of the second spray heads.

Preferably, the second nozzle faces the direction of the flow distribution plate, and a discharge plug is movably mounted inside the discharge port.

(III) advantageous effects

Compared with the prior art, the utility model provides a flue gas purification device in old and useless lithium cell recovery processing technology possesses following beneficial effect:

1. this gas cleaning device among old and useless lithium cell recovery processing technology, enter into the inside back of dust removal case through the flue gas, drainage is carried out through the drainage mouth on the drainage plate, divide into gaseous stranded parallel air current and dust removal net to contact, increase the area of contact with dust removal net, promote its dust collection efficiency, flue gas after the dust removal reaches the inside that sprays the jar through first connecting pipe, make its spun drip washing liquid can carry out comprehensive contact with gas in the bottom of support through first shower nozzle evenly distributed, second shower nozzle spun drip washing liquid is when spouting the flow distribution plate, because the flow distribution plate is the disc, drip washing liquid forms water cloth shape and gas complete contact, make gaseous can be abundant with the contact of drip washing liquid, the mesh that purifying effect is good has been reached.

2. This gas cleaning device among old and useless lithium cell recovery processing technology, dust particulate matter and inorganic type pollution factor in the flue gas are purified through the spray set in the jet flow jar, the flue gas after through the washing reaches in the active carbon adsorption tower, the effectual stink that removes water of active carbon adsorption tower, synthetic dissolved organic matter and micro-pollutants etc. the gas after the active carbon adsorption tower purification reaches the inside of retort through the third connecting pipe, carbon dioxide in the flue gas in the retort fully reacts with alkali lye, produce the saturated crystallization liquid of carbonic acid of valuable alkali metal, reduce the flue gas emission, and the partial flue gas after the purification is discharged through the outlet duct, thereby reached the good mesh of purifying effect.

Drawings

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

fig. 2 is the structure schematic diagram of the drainage plate of the utility model.

In the figure: 1 dust removal case, 2 dust removal nets, 3 drainage plates, 4 drainage mouths, 5 first connecting pipes, 6 spray tanks, 7 supports, 8 first nozzles, 9 fixed rods, 10 fixed mouths, 11 second nozzles, 12 flow distribution plates, 13 second connecting pipes, 14 activated carbon adsorption towers, 15 third connecting pipes, 16 reaction tanks, 17 air outlet pipes and 18 discharge ports.

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, a flue gas purification device in a waste lithium battery recycling process comprises a dust removal box 1, a dust removal net 2 is fixedly installed inside the dust removal box 1, the dust removal box 1 is shaped as a cuboid with a hollow interior, the size of the dust removal net 2 is matched with that of the dust removal box 1, after entering the interior of the dust removal box 1 through flue gas, the flue gas is drained through a drainage port 4 on a drainage plate 3, the gas is divided into a plurality of parallel gas flows to be in contact with the dust removal net 2, the contact area with the dust removal net 2 is increased, so that the dust removal efficiency of the flue gas is improved, the flue gas after dust removal reaches the interior of a spray tank 6 through a first connecting pipe 5, spray liquid sprayed out of a support 7 can be in full contact with the gas through uniform distribution of first spray nozzles 8 at the bottom of the support 7, when the spray liquid sprayed out of a second spray nozzle 11 is sprayed onto a flow distribution plate 12, the leaching solution forms a water cloth shape and is completely contacted with the gas, so that the gas can be fully contacted with the leaching solution, and the purpose of good purification effect is achieved, a drainage plate 3 is fixedly arranged in a dust removing box 1, the drainage plate 3 is positioned on the left side of a dust removing net 2, a fixing rod 9 is positioned above a support 7, drainage ports 4 are formed in the right side of the drainage plate 3, the quantity of the drainage ports 4 is not less than two, and are uniformly distributed on the right side of the drainage plate 3, the size of the support 7 is matched with that of a spraying tank 6, a first connecting pipe 5 is fixedly arranged on the right side of the dust removing box 1, the spraying tank 6 is fixedly arranged on the right side of the first connecting pipe 5, the support 7 is fixedly arranged in the spraying tank 6, the quantity of the first spray nozzles 8 is not less than two, and are uniformly distributed at the bottom of the support 7, the size of the fixing port 10 is matched with that of a second, the fixed rod 9 is fixedly arranged in the spraying tank 6, the top of the fixed rod 9 is provided with a fixed port 10, the inside of the fixed port 10 is fixedly provided with a second spray head 11, the dust particle substances and inorganic pollution factors in the flue gas are purified by the spraying device in the spraying tank 6, the flue gas after being sprayed reaches the activated carbon adsorption tower 14, the water odor, the synthesized dissolved organic substances, the micro-pollutants and the like are effectively removed by the activated carbon adsorption tower 14, the gas purified by the activated carbon adsorption tower 14 reaches the inside of the reaction tank 16 through a third connecting pipe 15, the carbon dioxide in the flue gas in the reaction tank 16 fully reacts with the alkali liquor to generate carbonic acid saturated crystallization liquid of valuable alkali metals, the flue gas emission is reduced, and part of the purified flue gas is discharged through an air outlet pipe 17, so that the aim of good purification effect is achieved, the second spray head 11 faces the direction of the flow distribution plate 12, the inside movable mounting of discharge gate 18 has the ejection of compact stopper, the top fixed mounting of support 7 has flow distribution plate 12, the top fixed mounting of spraying jar 6 has second connecting pipe 13, the one end fixed mounting that spraying jar 6 was kept away from to second connecting pipe 13 has activated carbon adsorption tower 14, the bottom fixed mounting of activated carbon adsorption tower 14 has third connecting pipe 15, the one end fixed mounting that activated carbon adsorption tower 14 was kept away from to third connecting pipe 15 has retort 16, the top fixed mounting of retort 16 has outlet duct 17, discharge gate 18 has been seted up to retort 16's bottom.

When using, enter into the inside back of dust removal case 1 through the flue gas, drainage mouth 4 on drainage plate 3 carries out the drainage, falls into the parallel air current of stranded with gas and contacts with dust removal net 2, increases and removes dust the area of contact of net 2, promotes its dust collection efficiency.

In conclusion, this flue gas purification device among old and useless lithium cell recovery processing technology, after entering into the inside of dust removal case 1 through the flue gas, drainage is carried out through drainage mouth 4 on the drainage plate 3, divide into the parallel air current of stranded and contact with dust removal net 2 with gas, increase the area of contact with dust removal net 2, promote its dust collection efficiency, flue gas after the dust removal reaches the inside of spray tank 6 through first connecting pipe 5, make its spun drip washing liquid can carry out comprehensive contact with gas through first shower nozzle 8 evenly distributed in the bottom of support 7, second shower nozzle 11 spun drip washing liquid is when spouting on flow distribution plate 12, because flow distribution plate 12 is the disc, the drip washing liquid forms the water cloth shape and contacts with gas completely, make gas can be abundant and the drip washing liquid contact, reached the purpose that purifying effect is good.

And the dust particle substances and inorganic pollution factors in the flue gas are purified by a spraying device in the jet flow tank 6, the flue gas after being sprayed reaches the activated carbon adsorption tower 14, the odor of water is effectively removed by the activated carbon adsorption tower 14, and dissolved organic substances, micro-pollutants and the like are synthesized, the gas purified by the activated carbon adsorption tower 14 reaches the interior of the reaction tank 16 by the third connecting pipe 15, the carbon dioxide in the flue gas in the reaction tank 16 fully reacts with alkali liquor to generate carbonic acid saturated crystal liquid of valuable alkali metals, the emission of the flue gas is reduced, and part of the purified flue gas is discharged by the gas outlet pipe 17, thereby reached the purpose that purifying effect is good, solved and generally existed the shortcoming that purifying effect is not good, current flue gas processing apparatus processing time is slower, and the gas that finally goes out does not purify completely, causes secondary pollution's problem easily.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gas cleaning device among old and useless lithium cell recovery processing technology, includes dust removal case (1), its characterized in that: the dust removal box is characterized in that a dust removal net (2) is fixedly arranged in the dust removal box (1), a drainage plate (3) is fixedly arranged in the dust removal box (1), a drainage port (4) is formed in the right side of the drainage plate (3), a first connecting pipe (5) is fixedly arranged on the right side of the dust removal box (1), a spray tank (6) is fixedly arranged on the right side of the first connecting pipe (5), a support (7) is fixedly arranged in the spray tank (6), a first spray nozzle (8) is fixedly arranged at the bottom of the support (7), a fixing rod (9) is fixedly arranged in the spray tank (6), a fixing port (10) is formed in the top of the fixing rod (9), a second spray nozzle (11) is fixedly arranged in the fixing port (10), a flow distribution plate (12) is fixedly arranged at the top of the support (7), a second connecting pipe (13) is fixedly arranged at the top of the spray tank (6), one end fixed mounting that jar (6) were sprayed is kept away from in second connecting pipe (13) has activated carbon adsorption tower (14), the bottom fixed mounting of activated carbon adsorption tower (14) has third connecting pipe (15), the one end fixed mounting that activated carbon adsorption tower (14) were kept away from in third connecting pipe (15) has retort (16), the top fixed mounting of retort (16) has outlet duct (17), discharge gate (18) have been seted up to the bottom of retort (16).

2. The flue gas purification device in the waste lithium battery recycling process according to claim 1, characterized in that: the drainage plate (3) is positioned on the left side of the dust removal net (2), and the fixing rod (9) is positioned above the bracket (7).

3. The flue gas purification device in the waste lithium battery recycling process according to claim 1, characterized in that: the shape of dust removal case (1) is the cuboid of inside hollow, the size of dust removal net (2) and the size looks adaptation of dust removal case (1).

4. The flue gas purification device in the waste lithium battery recycling process according to claim 1, characterized in that: the quantity of drainage mouth (4) is no less than two and evenly distributed on the right side of drainage plate (3), the size of support (7) and the size looks adaptation of spraying jar (6).

5. The flue gas purification device in the waste lithium battery recycling process according to claim 1, characterized in that: the number of the first spray heads (8) is not less than two and the first spray heads are uniformly distributed at the bottom of the support (7), and the size of the fixed port (10) is matched with that of the second spray heads (11).

6. The flue gas purification device in the waste lithium battery recycling process according to claim 1, characterized in that: the second spray head (11) faces the direction of the flow distribution plate (12), and a discharge plug is movably arranged in the discharge hole (18).