CN209997760U

CN209997760U - combined recycling device for acid-leaching lead slime and cast-weld lead slag

Info

Publication number: CN209997760U
Application number: CN201920521764.3U
Authority: CN
Inventors: 卫鹏; 薛卫洁; 陈笑; 张腾
Original assignee: Foreign Green Source Energy In Jiyuan City Ten Thousand LLC
Current assignee: Foreign Green Source Energy In Jiyuan City Ten Thousand LLC
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-01-31
Anticipated expiration: 2029-04-17

Abstract

The utility model belongs to the technical field of the lead slime of battery drenching acid and cast joint lead slag retrieval and utilization, concretely relates to kinds of drenching acid lead slime and cast joint lead slag combine recycle device, including feeding device, the grinder, fluid energy mill, cyclone and pulse bag dust collector, feeding device includes hopper cover and hopper, the lower port and the grinder of hopper are connected, the grinder passes through the screw feeder and is connected with fluid energy mill, bottom at fluid energy mill is equipped with discharge gate A, discharge gate A is connected with the hopper through returning the flow tube, fluid energy mill passes through pipeline A and is connected with cyclone, bottom at cyclone is equipped with discharge gate B, cyclone passes through pipeline B and is connected with the pulse bag dust collector, bottom at the pulse bag dust collector is equipped with discharge gate C, discharge gate B collects the powder and reaches the micron order, discharge gate C collects the powder and reaches the nanometer level, the powder recycling that adopts different particle diameters as required, and energy is saved.

Description

combined recycling device for acid-leaching lead slime and cast-weld lead slag

Technical Field

The utility model belongs to the technical field of the lead slime of acid leaching of battery and cast-weld lead slag retrieval and utilization, concretely relates to kinds of lead slime of acid leaching and cast-weld lead slag combine recycle device.

Background

In the production process of the lead-acid storage battery, a polar plate needs to undergo the steps of plate coating, acid spraying, curing and the like, wherein the plate coating is to coat lead paste on the plate grid through a poured plate grid through the plate coating machine, in order to ensure the quality of a product and prevent excessive water loss on the surface of the polar plate, acid spraying treatment is carried out on the surface of a wet polar plate after the plate coating to form lead sulfate layers, cracking on the surface of the polar plate is prevented, a small part of paste on the surface of the polar plate falls into an acid spraying tank when the polar plate is subjected to acid spraying, a large amount of lead-containing suspension acid liquor is generated after the polar plate is soaked and washed by the acid spraying, the acid liquor is precipitated to form waste solid acid spraying lead mud, meanwhile, a large amount of lead mud can be extruded through a round roller during the polar plate coating, if the collected untreated acid spraying lead mud is directly put into the paste mixing machine for recycling, and the service life and capacity of the battery can be influenced due to the fact that the content of lead.

In the production process of the lead-acid storage battery, the welding of the storage battery pole group is usually automatically completed in an automatic cast-weld machine, the temperature of lead liquid in a lead furnace of the cast-weld machine is kept at about 500 ℃, under the condition of mechanical automation, the mould is lifted and lowered times in the lead liquid of the lead furnace every time times of welding the battery pole group, the lead liquid is stirred when the mould is lifted and lowered, so that a large amount of oxidized slag is generated in the lead liquid, the oxidized slag is about 25 percent in , and in order to ensure the quality of the battery, the oxidized slag must be timely scooped out of the lead furnace and scooped out of the lead slag.

Most enterprises directly sell the recovered lead slime and lead slag to lead smelting plants at a low price, in the production process of storage batteries, the process control is strict, the components of the recovered lead slime and cast-weld lead slag are stable, the main components of the recovered lead slime and the cast-weld lead slag are lead oxide, lead sulfate, elemental lead and a small amount of lead-acid storage batteries, the impurity content is low, the recovered lead slime and the cast-weld lead slag are directly sold to cause enterprise resource waste undoubtedly, and the recovered lead slime and the cast-weld lead slag are heavy metal toxic substances, in the collection and transportation processes, lead poisoning of operators is easily caused due to flying of dust, and the environmental safety of enterprises is also seriously threatened.

Disclosure of Invention

In order to solve the problem in the background art, the utility model discloses an kinds of drench sour lead slime and cast joint lead slag and combine recycle device, including fluid energy mill, cyclone and pulse bag dust collector, the powder of collecting can be recycled, and recycle's lead granule specific surface area is high, can increase polar plate porosity, easily changes into.

In order to achieve the purpose, the invention adopts the following technical scheme:

kinds of drench sour lead slime and cast joint lead slag and combine recycle device, including feeding device, grinder, fluid energy mill, cyclone and pulse sack cleaner, feeding device includes hopper lid and the hopper that sealed lid closed, the hopper is hourglass hopper-shaped, the lower port of hopper is connected with the grinder that sets up below it, the grinder is connected with fluid energy mill through the screw feeder that the level set up, bottom at fluid energy mill is equipped with discharge gate A, discharge gate A is connected with the hopper through the return tube, be equipped with gas outlet A on fluid energy mill right side wall upper portion, gas outlet A is connected with cyclone through pipeline A, bottom at cyclone is equipped with discharge gate B, be equipped with gas outlet B at the cyclone top, gas outlet B is connected with pulse sack cleaner through pipeline B, bottom at pulse sack cleaner is equipped with discharge gate C, upper portion at pulse sack cleaner right side wall is equipped with the tail gas export, the tail gas export is connected with the air exhauster through the tail gas pipeline, punishment do not is equipped with the governing valve at discharge gate A, discharge gate B, discharge gate C.

It is step , be provided with the riser that the cross section is the Y shape between the last port of hopper and lower port, the riser separates into three independent feedstock channel with the hopper along the circumferencial direction, feedstock channel is feedstock channel, second feedstock channel, third feedstock channel, and the hopper lid is the open hollow cylinder in lower extreme, is equipped with three through-hole along the even interval of circumferencial direction on the excircle face of hopper lid, corresponds respectively in the three through-hole and wears to be equipped with charge-in pipeline, charge-in pipeline is the inlet pipe, second inlet pipe or return tube, is equipped with the control valve on inlet pipe, second inlet pipe respectively, inlet end and drenching sour lead slime bucket, second inlet pipe feed end and cast-weld lead slag bucket, the feed end of return tube corresponds with discharge gate A and is connected, and inlet pipe discharge end stretches into in the feedstock channel, the second inlet pipe discharge end stretches into in the second inlet channel, return tube discharge end stretches into the third feedstock channel, is equipped with through the screw thread connection central point on the top of hopper lid, makes the lid by transparent material.

step forward, the grinder includes the casing, smash the motor, the apparatus further comprises a rotating shaft, the blade, be equipped with the dog-house at the casing top, the lower port of hopper stretches into in the casing through the dog-house, be equipped with the sealing ring between the contact surface of hopper and dog-house, be equipped with crushing motor on the left of the casing, crushing motor output shaft passes through the shaft coupling and is connected with the pivot that the level set up, be equipped with a plurality of groups of blades in the pivot, be equipped with the coarse fodder export in the right side wall lower part of casing, the coarse fodder export is connected with jet mill through the screw feeder that the level set.

Step is advanced, the baffle that the level that is equipped with in fluid energy mill's casing set up, the equipartition has a plurality of air vents on the baffle, the baffle divide into the inner chamber of fluid energy mill into the cavity, lower cavity, be equipped with gas outlet A on last cavity right side wall upper portion, gas outlet A passes through pipeline A and is connected with cyclone, it is equipped with negative-pressure air fan to be close gas outlet A end on pipeline A, the interval is provided with a plurality of jet heads on the lateral wall of cavity lower part down, jet head is connected with the air compressor machine through jet pipeline, left side wall lower part of cavity is equipped with feed inlet A down, feed inlet A's position is less than jet head's position, feed inlet A is through the screw feeder and the coarse fodder exit linkage that.

Step , the cyclone separator comprises a cyclone cylinder at the upper part and a conical cylinder at the lower part, a gas outlet B is arranged at the top of the cyclone cylinder and is connected with the pulse bag dust collector through a pipeline B, a feed inlet B is also arranged at the upper part of the outer circular surface of the cyclone cylinder and is connected with the gas outlet A through a pipeline A, a plurality of gas inlet holes are uniformly arranged at the lower part of the outer circular surface of the conical cylinder along the circumferential direction at intervals, the gas inlet holes are respectively connected with a compressed gas source through gas inlet pipelines, and a discharge hole B is arranged at the bottom of the conical cylinder.

steps are advanced, the pulse bag dust collector includes the upper box, lower box, the collecting hopper, be provided with the deashing subassembly in the upper box, be equipped with pressure differential sensor at upper box and lower box, pressure differential sensor is connected with the deashing subassembly is automatically controlled, be equipped with the tail gas export on the upper box lateral wall, the tail gas export is passed through the tail gas pipeline and is connected with the air exhauster, be equipped with the partition panel between upper box and lower box, under be equipped with the filter bag skeleton in the box, the parcel has the filter bag outside the filter bag skeleton, the filter bag skeleton upper port stretches into in the upper box through the partition panel, the filter bag skeleton upper port corresponds with the jetting pipe of deashing subassembly, be equipped with toper collecting hopper below the lower box, be equipped with the air inlet in the below of box and collecting hopper junction down, the air inlet passes through pipeline B and is.

, respectively arranging a fixed support frame below the hopper, the pulverizer, the jet mill, the cyclone separator and the pulse bag dust collector.

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

1. the utility model discloses to get the filter cake of drenching acid lead mud and retrieve the cast-weld lead slag respectively after washing with alkali, washing, the filter pressing, after the stoving drop into the riser hopper that is equipped with Y shape respectively, it is different according to the difference of waiting to retrieve drenching acid lead mud and cast-weld lead slag composition and the usage of retrieving the material, can adjust the proportion between them at any time, both get into the pre-crushing in the grinder, and the misce bene, it smashes to get into the air current rubbing crusher after the mixture, the coarse grain that does not accord with the granularity requirement gets back to the hopper through the backflow pipe and gets into the grinder in proper order again, smash in the air current rubbing crusher, the fine grain that accords with the granularity requirement gets into cyclone and pulse bag dust collector and collects, cyclone collects the powder and reaches the micron order, pulse bag dust collector collects the powder and reaches the nanometer order, adopt the powder;

2. use the utility model discloses a device recycle drenches sour lead slime and cast joint lead slag, and the recovery process goes on under the closed condition all the time, avoids the dust to fly upward, and operating personnel does not directly contact with the dust among the recovery process, protection operating personnel and enterprise environmental safety.

Drawings

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

FIG. 2 is a schematic structural view of the feeding device of the present invention;

FIG. 3 is a schematic view of the crusher of the present invention;

FIG. 4 is a schematic structural view of the jet mill of the present invention;

FIG. 5 is a schematic structural view of a cyclone separator according to the present invention;

FIG. 6 is a schematic structural view of a cloth bag pulse dust collector of the present invention;

in the figure, 1-hopper cover, 1.1-through hole, 1.2-upper cover body, 2-hopper, 2a- feeding channel, 2B-second feeding channel, 2C-third feeding channel, 3-pulverizer, 3.1-shell, 3.2-pulverizing motor, 3.3-feeding port, 3.4-blade, 3.5-rotating shaft, 3.6-coarse material outlet, 4-return tube, 5-airflow pulverizer, 5.1-air outlet A, 5.2-upper cavity, 5.3-partition, 5.4-lower cavity, 5.5-air jet head, 5.6-feeding port A, 6-pipeline A, 7-cyclone separator, 7.1-air outlet B, 7.2-feeding port B, 7.3-ash-removing cylinder, 7.4-cone-air inlet, 7.5-air inlet, 8-pipeline B, 9-screw feeder, 10-discharging port A, 11-discharging port B, 12-discharging port B, 7.2-feeding port B, 7.3-dust-bag-dust remover, 13.13-exhaust bag frame, 13-exhaust fan, 13-bag-upper-13-exhaust bag frame, 13-exhaust fan, 13-bag-13-dust removing assembly, 13-dust removing box, 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of of the present invention, rather than all embodiments.

With reference to fig. 1-6, in the embodiment of the present invention, kinds of lead mud that drenches acid and cast joint lead slag combine recycle device, including feeding device, grinder 3, fluid energy mill 5, cyclone 7 and pulse bag dust collector 13, feeding device includes hopper cover 1 and hopper 2 that sealed lid closed, hopper 2 is for leaking hopper-shaped, the lower port of hopper 2 is connected with grinder 3 who sets up in its below, grinder 3 is connected with fluid energy mill 5 through the auger feeder 9 of horizontal setting, be equipped with discharge gate a10 in the bottom of fluid energy mill 5, discharge gate a10 is connected with hopper 2 through backflow pipe 4, be equipped with gas outlet a5.1 on fluid energy mill 5 right side wall upper portion, gas outlet a5.1 is connected with cyclone 7 through pipeline A6, be equipped with discharge gate B11 in the bottom of cyclone 7, be equipped with gas outlet B7.1 at the top of cyclone 7, gas outlet B7.1 is connected with pulse bag dust collector 13 through pipeline B8, be equipped with tail gas bag dust collector 357 at the bottom of pulse bag dust collector 13, be equipped with tail gas outlet 3512 at tail gas outlet 3513C 3512 branch punishment, be equipped with the discharge gate B3512, the discharge gate B.

Be provided with the riser that the cross section is the Y shape between the last port of hopper 2 and lower port, the riser separates into three independent feedstock channel with hopper 2 along the circumferencial direction, feedstock channel is feedstock channel 2a, second feedstock channel 2b, third feedstock channel 2c, hopper lid 1 is the open hollow cylinder of lower extreme, is equipped with three through-hole 1.1 along the even interval of circumferencial direction on the outer disc of hopper lid 1, corresponds respectively in the three through-hole 1.1 and wears to be equipped with charge-in pipeline, charge-in pipeline is inlet pipe, second inlet pipe or backflow pipe, is equipped with the control valve on inlet pipe, second inlet pipe feed end inlet pipe feed end and drenching sour lead slime storage bucket, second inlet pipe feed end and cast joint lead slag storage bucket, the feed end of backflow pipe 4 corresponds with discharge gate A10 and is connected, and inlet pipe discharge end stretches into in feedstock channel 2a, second inlet pipe discharge end stretch into in second feedstock channel 2b, backflow pipe 4 stretches into the third inlet pipe discharge end and 2c and is equipped with transparent lid 2.1.2 in the transparent lid 2c, and the transparent lid 2 is connected through the transparent material on the top of hopper lid 2.

Grinder 3 includes casing 3.1, smash motor 3.2, pivot 3.5, blade 3.4, be equipped with dog-house 3.3 at casing 3.1 top, the lower port of hopper 2 stretches into in casing 3.1 through dog-house 3.3, be equipped with the sealing ring between the contact surface of hopper 2 and dog-house 3.3, be equipped with grinding motor 3.2 on casing 3.1 left side, grinding motor 3.2 output shaft passes through the shaft coupling and is connected with the pivot 3.5 of level setting, be equipped with a plurality of groups blade 3.4 on pivot 3.5, be equipped with coarse fodder export 3.6 in casing 3.1's right side wall lower part, coarse fodder export 3.6 is connected with jet mill 5 through the spiral feeder 9 of level setting.

The horizontal baffle 5.3 is arranged in a shell of the airflow crusher 5, a plurality of vent holes are uniformly distributed on the baffle 5.3, the baffle 5.3 divides an inner cavity of the airflow crusher 5 into an upper cavity 5.2 and a lower cavity 5.4, the upper part of the right side wall of the upper cavity 5.2 is provided with an air outlet A5.1, the air outlet A5.1 is connected with a cyclone separator 7 through a pipeline A6, a negative pressure fan is arranged on the pipeline A6 close to the end of the air outlet A5.1 , a plurality of air nozzles 5.5 are arranged on the side wall of the lower part of the lower cavity 5.4 at intervals, the air nozzles 5.5 are connected with an air compressor through an air injection pipeline, the lower part of the left side wall of the lower cavity 5.4 is provided with a feed inlet A5.6, the position of the feed inlet A5.6 is lower than the position of the air nozzles 5.5, and the feed inlet A5.6 is connected.

The cyclone separator 7 comprises an upper cyclone 7.3 and a lower conical cylinder 7.4, an air outlet B7.1 is arranged at the top of the cyclone 7.3, the air outlet B7.1 is connected with the pulse bag dust collector 13 through a pipeline B8, a feed inlet B7.2 is also arranged at the upper part of the outer circular surface of the cyclone 7.3, the feed inlet B7.2 is connected with an air outlet A5.1 through a pipeline A6, a plurality of air inlets 7.5 are uniformly arranged at intervals along the circumferential direction at the lower part of the outer circular surface of the conical cylinder 7.4, the air inlets 7.5 are respectively connected with a compressed air source through air inlet pipelines, a discharge port B11 is arranged at the bottom of the conical cylinder 7.4, and the collected powder flows out of the discharge port B11 and.

The pulse bag-type dust collector 13 comprises an upper box body 13.1, a lower box body 13.2 and a collecting hopper 13.5, wherein a dust cleaning component 13.6 is arranged in the upper box body 13.1, a differential pressure sensor is arranged on the upper box body 13.1 and the lower box body 13.2 and is electrically connected with the dust cleaning component 13.6, a tail gas outlet 13.7 is arranged on the side wall of the upper box body 13.1, the tail gas outlet 13.7 is connected with an exhaust fan 12 through a tail gas pipeline, a partition board is arranged between the upper box body 13.1 and the lower box body 13.2, a filter bag framework 13.3 is arranged in the lower box body 13.2, a filter bag is wrapped outside the filter bag framework 13.3, the upper port of the filter bag framework 13.3 extends into the upper box body 13.1 through the partition board, the upper port of the filter bag framework 13.3 corresponds to a spraying pipe of the dust cleaning component 13.6, a conical collecting hopper 13.5 is arranged below the lower box body 13.2, a gas inlet 13.4 at the connection part of the lower box body 13.2 is provided with a conical collecting hopper 355, a gas outlet is arranged below a discharge port B, the discharge port C14 collects the powder to nanometer level.

And fixed support frames are respectively arranged below the hopper 2, the pulverizer 3, the jet mill 5, the cyclone separator 7 and the pulse bag dust collector 13.

The utility model discloses the working process is as follows:

the method comprises the steps of adjusting control valves on a feeding pipe and a feeding pipe second, adjusting feeding speed and proportion, enabling lead slime of acid spraying and cast-weld lead slag to be recovered to enter a pulverizer 3 through a hopper 2, enabling a pulverizing motor 3.2 to be started to drive a rotating shaft 3.5 to rotate, enabling blades 3.4 to rotate to pulverize and uniformly mix the lead slime of acid spraying and cast-weld lead slag, enabling mixed materials to enter a lower cavity 5.4 of an air flow pulverizer 5 through a spiral feeder 9, enabling a plurality of air nozzles 5.5 to spray a plurality of high-pressure air flows at the intersection of the plurality of high-pressure air flows to be repeatedly collided, rubbed and sheared to pulverize, enabling the pulverized materials to enter an upper cavity 5.2 along with an ascending air flow under the suction action of a negative pressure fan, enabling particles which do not meet particle requirements to flow out of a discharge port A10 under the action of gravity, enabling the particles to return to the hopper 2 through a return flow pipe 4, enabling the particles which meet the particle requirements to flow out of an air outlet A5.1, enabling the particles to enter a cyclone separator 7.5, enabling the air inlet 7.5 to spray high-pressure difference of a tail gas collecting bag 13.13.13, enabling the tail gas to be detected by a tail gas collecting bag of a dust collecting bag, enabling the tail gas collecting bag under the tail gas collecting bag of a dust collecting bag 13.13.13.13.13.13, enabling the dust collecting bag, enabling the tail gas bag to be discharged from a dust collecting bag under the dust collecting bag, enabling the dust collecting bag of a dust collecting bag.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", and the like indicate orientations and positional relationships based on the drawings, and are only used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention, and it should be noted that the terms "mounted" and "connected" should be understood as , for example, they may be fixedly connected, detachably connected, integrally connected, mechanically connected, indirectly connected through an intermediate medium, and the specific meanings of the terms in the present application can be understood through specific conditions.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, the present embodiment is therefore to be considered as illustrative and not restrictive in all respects at , the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, any reference being made to the appended claims.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment contains independent technical solutions, and such description of the description is only for clarity, and those skilled in the art should take the description as as a whole, and the technical solutions in the respective embodiments may be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

The acid leaching lead slime and cast-weld lead slag combined recycling device is characterized by comprising a feeding device, a pulverizer (3), an air flow pulverizer (5), a cyclone separator (7) and a pulse bag dust collector (13), wherein the feeding device comprises a hopper cover (1) and a hopper (2) which are hermetically covered, the hopper (2) is funnel-shaped, a lower port of the hopper (2) is connected with the pulverizer (3) arranged below the hopper (2), the pulverizer (3) is connected with the air flow pulverizer (5) through a horizontally arranged spiral feeder (9), a discharge port A (10) is arranged at the bottom of the air flow pulverizer (5), the discharge port A (10) is connected with the hopper (2) through a backflow pipe (4), an air outlet A (5.1) is arranged on the upper portion of the right side wall of the air flow pulverizer (5), the air outlet A (5.1) is connected with the cyclone separator (7) through a pipeline A (6), a discharge port B (11) is arranged at the bottom of the cyclone separator (7), a tail gas outlet B (7.1) is arranged on the top of the air flow pulverizer (7), a tail gas bag dust collector (13) is connected with a tail gas outlet (13) through a tail gas outlet (13), and a tail gas outlet (14.12) is arranged on the upper portion of a pulse bag dust collector (13), and a tail gas outlet (13).
2. The kind of acid pouring lead slime and cast-weld lead slag combined recycling device as claimed in claim 1, wherein a vertical plate with a Y-shaped cross section is arranged between the upper end opening and the lower end opening of the hopper (2), the vertical plate divides the hopper (2) into three independent feeding channels along the circumferential direction, the feeding channels are feeding channel (2 a), second feeding channel (2 b) and third feeding channel (2 c), the hopper cover (1) is a hollow cylinder with an open lower end, three through holes (1.1) are uniformly arranged on the outer circumferential surface of the hopper cover (1) along the circumferential direction at intervals, feeding pipelines are respectively and correspondingly arranged in the three through holes (1.1), the feeding pipelines are a feeding pipe, a second feeding pipe or a return pipe, control valves are respectively arranged on the third feeding pipe 34 and the second feeding pipe, a feeding end is connected with the acid pouring lead slime bucket, a feeding end of the second feeding pipe and a feeding end of the cast-weld lead slag bucket, a return pipe (4) and a discharge port A (10), the second feeding end is connected with a transparent feed pipe (2) through a feed pipe (2 a feed channel (2 a feed pipe, a transparent return pipe (2) is connected with a feed end, a feed pipe (2) and a feed pipe (2) is connected with a feed channel (2 c) extending into the top of the third feeding channel (2).
3. The combined recycling device for the acid leaching lead slime and the cast-weld lead slag according to claim 1, wherein the pulverizer (3) comprises a shell (3.1), a pulverizing motor (3.2), a rotating shaft (3.5) and blades (3.4), a feed opening (3.3) is formed in the top of the shell (3.1), a lower port of the hopper (2) extends into the shell (3.1) through the feed opening (3.3), a sealing ring is arranged between contact surfaces of the hopper (2) and the feed opening (3.3), the pulverizing motor (3.2) is arranged on the left side of the shell (3.1), an output shaft of the pulverizing motor (3.2) is connected with the rotating shaft (3.5) which is horizontally arranged through a coupler, a plurality of groups of blades (3.4) are arranged on the rotating shaft (3.5), a coarse material outlet (3.6) is formed in the lower portion of the right side wall of the shell (3.1), and the coarse material outlet (3.6) is connected with the air flow pulverizer (5) through a spiral feeder (9) which is horizontally arranged.
4. The combined recycling device for acid-sprayed lead slime and cast-weld lead slag as claimed in claim 1, wherein a horizontally arranged partition plate (5.3) is arranged in a shell of the jet mill (5), a plurality of vent holes are uniformly distributed on the partition plate (5.3), the partition plate (5.3) divides an inner cavity of the jet mill (5) into an upper cavity (5.2) and a lower cavity (5.4), an air outlet A (5.1) is arranged on the upper portion of the right side wall of the upper cavity (5.2), the air outlet A (5.1) is connected with a cyclone separator (7) through a pipeline A (6), a negative pressure fan is arranged on the pipeline A (6) close to the end of the air outlet A (5.1) , a plurality of air nozzles (5.5) are arranged on the side wall of the lower portion of the lower cavity (5.4) at intervals, the air nozzles (5.5) are connected with an air compressor through an air injection pipeline, a feed inlet A (5.6) is arranged on the lower portion of the left side wall of the lower cavity (5.4), a position of the feed inlet A (5.6) is lower than a position of a coarse feeder (5.6), and a feed inlet (9) is connected with a horizontal.
5. The combination recycling device for acid-sprayed lead slime and cast-weld lead slag according to claim 1, wherein the cyclone separator (7) comprises an upper cyclone (7.3) and a lower conical cylinder (7.4), the top of the cyclone (7.3) is provided with an air outlet B (7.1), the air outlet B (7.1) is connected with a pulse bag dust collector (13) through a pipeline B (8), the upper part of the outer circular surface of the cyclone (7.3) is also provided with a feed inlet B (7.2), the feed inlet B (7.2) is connected with an air outlet A (5.1) through a pipeline A (6), the lower part of the outer circular surface of the conical cylinder (7.4) is uniformly provided with a plurality of air inlets (7.5) at intervals along the circumferential direction, the air inlets (7.5) are respectively connected with a compressed air source through air inlet pipelines, and the bottom of the conical cylinder (7.4) is provided with a discharge outlet B (11).
6. The combined recycling device for the acid spraying lead slime and the cast-weld lead slag according to claim 1, is characterized in that a pulse bag dust remover (13) comprises an upper box body (13.1), a lower box body (13.2) and a collecting hopper (13.5), wherein a dust removing component (13.6) is arranged in the upper box body (13.1), differential pressure sensors are arranged on the upper box body (13.1) and the lower box body (13.2) and electrically connected with the dust removing component (13.6), a tail gas outlet (13.7) is formed in the side wall of the upper box body (13.1), the tail gas outlet (13.7) is connected with an exhaust fan (12) through a tail gas pipeline, a partition plate is arranged between the upper box body (13.1) and the lower box body (13.2), a filter bag framework (13.3) is arranged in the lower box body (13.2), an air inlet is wrapped outside the filter bag framework (13.3), an upper port of the filter bag framework (13.3) extends into the upper box body (13.1) through a partition plate, a conical spraying hopper (13.5) is arranged below the collecting hopper (13.5), a conical outlet (13.5) is arranged below the dust removing component (13.3), and a conical spraying hopper (13.5) are connected with a discharge port B) at the bottom of the lower box body (13.1).
7. The combination recycling device for the lead slime after acid leaching and the cast-weld lead slag as claimed in claim 1, wherein fixed support frames are respectively arranged below the hopper (2), the pulverizer (3), the jet mill (5), the cyclone separator (7) and the pulse bag dust collector (13).