CN219355649U - Tail gas dust removing device for lead storage battery - Google Patents

Abstract

The utility model discloses a tail gas dust removing device of a lead storage battery, which comprises a spark catcher, a dust removing mechanism and a connecting pipe, wherein one end of the connecting pipe is connected with the spark catcher, and the other end of the connecting pipe is connected with the dust removing mechanism; the dust removing mechanism is connected with a second ash bucket, and an exhaust pipe is arranged on the dust removing mechanism; the bottom of the spark catcher is provided with a material guide pipeline communicated with the inside of the spark catcher, and the end part of the material guide pipeline is connected with a first ash bucket; the dust removing mechanism comprises a filter cartridge dust remover and a second-stage efficient filter, wherein the bottom of the filter cartridge dust remover is provided with supporting legs, and the second-stage efficient filter is arranged at the top of the filter cartridge dust remover; the beneficial effects of the utility model are as follows: the lead smoke waste gas is subjected to fire-retarding treatment, so that the filter element is prevented from being burnt by sparks; the anti-static nano flame-retardant tectorial membrane filter cylinder dust collecting equipment and the secondary high-efficiency filter dust collecting equipment are used for dust collecting treatment, so that the dust collecting efficiency is stable, the filtering effect is good, the whole device is simple in structure and the use cost is low.

Description

Tail gas dust removing device for lead storage battery

Technical Field

The utility model belongs to the technical field of waste gas treatment, and particularly relates to a tail gas dust removal device of a lead storage battery.

Background

The lead-acid storage battery has wide application, can provide power for various products, and has the advantages of stable electromotive force, stable working voltage, wide use temperature and use current range, good storage performance, lower manufacturing cost and the like during discharging; however, lead smoke and lead dust generated in the processes of lead powder manufacture, grid casting, polar plate manufacture, polar plate formation, assembly and the like are easy to cause pollution in the production of lead storage batteries.

At present, most of domestic battery manufacturers adopt a secondary treatment mode to treat lead smoke and waste gas, and the secondary treatment mode of spraying and cloth bags is mainly adopted, and wet treatment is mainly adopted; the dust removing mode has a single structure, when the gap of the cloth bag is too large or damaged, lead smoke and waste gas enter the atmosphere, so that the environment is polluted, the capacity of the filter bag for the cloth bag dust removing for bearing the temperature is limited, and when the smoke with higher temperature is purified, measures are taken to reduce the temperature of the smoke; the existing wet method for treating lead fume waste gas has the problems of unstable dust removal efficiency, influence of splashed sparks on treatment efficiency, large subsequent wastewater treatment load and need of additional transportation treatment of lead-containing hazardous waste.

Disclosure of Invention

The utility model aims to provide a tail gas dust removal device for a lead storage battery, which improves the flue gas treatment efficiency and reduces the discharge amount of heavy metal lead to the atmosphere.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the tail gas dust removing device of the lead storage battery comprises a spark catcher, a dust removing mechanism and a connecting pipe, wherein one end of the connecting pipe is connected with the spark catcher, and the other end of the connecting pipe is connected with the dust removing mechanism; the dust removing mechanism is connected with a second ash bucket, and an exhaust pipe is arranged on the dust removing mechanism; the bottom of spark catcher is provided with the guide pipeline with the inside intercommunication of spark catcher, and the end connection of guide pipeline has first ash bucket.

Preferably, the dust removing mechanism comprises a filter cartridge dust remover and a second-stage efficient filter, wherein the bottom of the filter cartridge dust remover is provided with supporting legs, and the second-stage efficient filter is arranged at the top of the filter cartridge dust remover.

Preferably, the filter cartridge dust remover comprises an antistatic nano flame-retardant tectorial membrane filter cartridge and a blowback cleaning system.

Preferably, the second-stage efficient filter is an aluminum foil separator, and glass fiber cotton is arranged in the aluminum foil separator.

Preferably, a spark capturing net is arranged at the air outlet of the spark capturing device, and the spark capturing net is a metal filter screen.

Preferably, a first collecting box is arranged in the first ash bucket in a drawable mode, and a first handle is arranged on the front surface of the first collecting box.

Preferably, a second collecting box is arranged in the second ash bucket in a drawable mode, a second handle is arranged on the front surface of the second collecting box, and a limiting assembly is arranged on the supporting leg.

Preferably, the limiting assembly comprises a limiting frame and a threaded column, the limiting frame is fixed on the side surface of the supporting leg, a vertical plate is arranged at the top end of the limiting frame, a threaded hole is formed in the vertical plate, the threaded column penetrates through the threaded hole, a resisting plate propped against the side surface of the second ash bucket is arranged at one end of the threaded column, and a hand wheel is arranged at the other end of the threaded column.

Compared with the prior art, the utility model has the beneficial effects that:

1. the lead smoke waste gas is subjected to fire-retarding treatment, so that the filter element is prevented from being burnt by sparks; the dust removal treatment is carried out by the antistatic nano flame-retardant tectorial membrane filter cylinder dust removal equipment and the secondary high-efficiency filter dust removal equipment, the dust removal efficiency is stable, the filtering effect is good, and the lead content is lower than 0.1mg/m ³ The whole device has simple structure and low use cost, and is an ideal lead smoke waste gas treatment mode;

2. the method is convenient for recycling the lead dust, and meanwhile, no waste water and dangerous waste are generated in the whole process, so that the problem of treatment of subsequent pollutants in enterprise flue gas treatment is solved, the flue gas treatment efficiency is further improved, the emission of heavy metal lead to the atmosphere is reduced, and an important path is provided for the environmental protection work of the subsequent lead storage battery industry.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of the area F in FIG. 1 according to the present utility model;

in the figure: 1. a spark arrestor; 3. a cartridge dust collector; 4. a second-stage high-efficiency filter; 6. a material guiding pipeline; 7. a first ash bucket; 71. a first collection box; 711. a first handle; 8. antistatic nano flame-retardant tectorial membrane filter cartridge; 9. a back-blowing cleaning system; 10. a second ash bucket; 100. a second collection box; 101. a second handle; 11. an exhaust pipe; 12. support legs; 13. a defining rack; 14. a vertical plate; 15. a threaded column; 151. a retaining plate; 152. a hand wheel; 16. and (5) connecting pipes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1, in a first embodiment of the present utility model, a dust removing device for tail gas of a lead storage battery is provided, which includes a spark catcher 1, a dust removing mechanism and a connecting pipe 16, wherein the spark catcher 1 is in a cyclone type capturing mode, the spark catcher 1 uses a cyclone type guide vane to guide smoke to rotate and flow, large-particle spark dust collides with the guide vane or the wall of a pipeline and then is extinguished, one end of the connecting pipe 16 is connected with the spark catcher 1, and the other end is connected with the dust removing mechanism, so that the connection between the spark catcher 1 and the dust removing mechanism is realized; the dust removing mechanism is connected with a second ash bucket 10, dust on the filter element is separated from the surface of the filter element and enters the second ash bucket 10, and the dust removing mechanism is provided with an exhaust pipe 11; the bottom of the spark catcher 1 is provided with a material guide pipeline 6 communicated with the inside of the spark catcher 1, the end part of the material guide pipeline 6 is connected with a first ash bucket 7, and extinguished particles enter the first ash bucket 7 through the material guide pipeline 6 to be collected; the dust removal mechanism comprises a filter cartridge dust remover 3 and a second-stage efficient filter 4, wherein the bottom of the filter cartridge dust remover 3 is provided with supporting legs 12, the supporting legs 12 play a supporting role, and the second-stage efficient filter 4 is arranged at the top of the filter cartridge dust remover 3.

In this embodiment, preferably, the filter cartridge dust remover 3 includes an antistatic nano flame-retardant coated filter cartridge 8 and a back-blowing cleaning system 9, where the antistatic nano flame-retardant coated filter cartridge 8 filters and separates dust and smoke, and the back-blowing cleaning system 9 blows down dust on the filter core.

In this embodiment, preferably, the second-stage efficient filter 4 is an aluminum foil separator, and glass fiber cotton is disposed in the aluminum foil separator, so as to further remove dust with high precision.

In this embodiment, preferably, a spark capturing net is disposed at the air outlet of the spark catcher 1, and the spark capturing net is a metal filter screen, and the spark capturing net captures the particles after being extinguished.

In this embodiment, preferably, the first collecting box 71 is provided in the first ash bucket 7 in a drawable manner, the extinguished particles fall into the first collecting box 71, the first handle 711 is mounted on the front surface of the first collecting box 71, and the first collecting box 71 is more conveniently pulled out by the first handle 711, so that the extinguished particles are more efficiently cleaned.

In this embodiment, preferably, the second dust hopper 10 is provided with a second collecting box 100 in a retractable manner, dust falls into the second collecting box 100 for collection, and the second collecting box 100 is provided with a second handle 101 on the front surface thereof, so that the second collecting box 100 is more convenient to pull through the second handle 101.

Example 2

Referring to fig. 1 and 2, a second embodiment of the present utility model is shown, which is based on the previous embodiment, except that:

the limiting assembly is arranged on the supporting leg 12 and comprises a limiting frame 13 and a threaded column 15, the limiting frame 13 is fixed on the side surface of the supporting leg 12, the limiting frame 13 is additionally arranged, a vertical plate 14 is arranged at the top end of the limiting frame 13, the vertical plate 14 is additionally arranged, a threaded hole is formed in the vertical plate 14, the threaded column 15 penetrates through the threaded hole, a retaining plate 151 propped against the side surface of the second ash bucket 10 is arranged at one end of the threaded column 15, a hand wheel 152 is arranged at the other end of the threaded column 15, and the threaded column 15 is more conveniently rotated through the hand wheel 152.

The operation process comprises the following steps: when the second ash bucket 10 is placed for limiting, the hand wheel 152 is rotated, the hand wheel 152 rotates to drive the threaded column 15 to rotate, and the threaded column 15 rotates to drive the retaining plate 151 to abut against the side surface of the second ash bucket 10, so that the second ash bucket 10 is limited.

The working principle and the using flow of the utility model are as follows: the lead smoke waste gas passes through a spark catcher 1, the spark catcher 1 guides smoke to rotate and flow by using a cyclone guide vane, large-particle spark dust collides with the guide vane or the wall of a pipeline cylinder and is extinguished, part of particles are captured by a spark capturing net, the extinguished particles enter a first collecting box 71 of a first ash bucket 7 through a material guide pipeline 6, and the first collecting box 71 is pulled out by a first handle 711 to clean the extinguished particles; the lead smoke waste gas after fire resistance treatment is filtered and separated by an anti-static nano flame-retardant tectorial membrane filter cartridge 8, dust is blocked on the surface of the lead smoke waste gas by a filter element, the dust on the filter element is separated from the surface of the filter element and enters a second aggregate box 100 of a second dust hopper 10 by a back blowing cleaning system 9, and the second aggregate box 100 is pulled by a second handle 101 to clean the dust; the gas separated by filtration passes through a second-stage high-efficiency filter 4, the second-stage high-efficiency filter 4 adopts an aluminum foil partition board, glass fiber cotton is matched in the second-stage high-efficiency filter, dust is removed with high precision, and the dust is discharged from an exhaust pipe 11.

While embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A tail gas dust removal device for a lead storage battery is characterized in that: the device comprises a spark catcher (1), a dust removing mechanism and a connecting pipe (16), wherein one end of the connecting pipe (16) is connected with the spark catcher (1), and the other end is connected with the dust removing mechanism; the dust removing mechanism is connected with a second ash bucket (10), and an exhaust pipe (11) is arranged on the dust removing mechanism; the bottom of spark catcher (1) is provided with guide pipeline (6) with spark catcher (1) inside intercommunication, and the end connection of guide pipeline (6) has first ash bucket (7).

2. The tail gas dust removing device for lead storage batteries according to claim 1, wherein: the dust removing mechanism comprises a filter cartridge dust remover (3) and a second-stage efficient filter (4), wherein supporting legs (12) are arranged at the bottom of the filter cartridge dust remover (3), and the second-stage efficient filter (4) is arranged at the top of the filter cartridge dust remover (3).

3. The tail gas dust removing device for lead storage batteries according to claim 2, wherein: the filter cartridge dust remover (3) comprises an antistatic nano flame-retardant coated filter cartridge (8) and a back-blowing cleaning system (9).

4. The tail gas dust removing device for lead storage batteries according to claim 2, wherein: the secondary high-efficiency filter (4) is an aluminum foil separator, and glass fiber cotton is arranged in the aluminum foil separator.

5. The tail gas dust removing device for lead storage batteries according to claim 1, wherein: the air outlet of the spark catcher (1) is provided with a spark catching net which is a metal filter screen.

6. The tail gas dust removing device for lead storage batteries according to claim 1, wherein: the first dust hopper (7) is provided with a first collecting box (71) in a drawable manner, and a first handle (711) is arranged on the front surface of the first collecting box (71).

7. The tail gas dust removing device for lead storage batteries according to claim 2, wherein: the second dust hopper (10) is internally provided with a second collecting box (100) in a drawable manner, a second handle (101) is arranged on the front surface of the second collecting box (100), and a limiting component is arranged on the supporting leg (12).

8. The tail gas dust removing device for lead storage batteries according to claim 7, wherein: the limiting assembly comprises a limiting frame (13) and a threaded column (15), the limiting frame (13) is fixed on the side surface of the supporting leg (12), a vertical plate (14) is arranged at the top end of the limiting frame (13), a threaded hole is formed in the vertical plate (14), the threaded column (15) penetrates through the threaded hole, a resisting plate (151) propped against the side surface of the second ash bucket (10) is arranged at one end of the threaded column (15), and a hand wheel (152) is arranged at the other end of the threaded column (15).