CN215692678U

CN215692678U - Dust recovery device is used in production of graphite negative electrode material

Info

Publication number: CN215692678U
Application number: CN202120515654.3U
Authority: CN
Inventors: 陈新江; 赵亮
Original assignee: Heilongjiang Baoquanling Nongken Yixiang New Energy Materials Co ltd
Current assignee: Heilongjiang Baoquanling Nongken Yixiang New Energy Materials Co ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2022-02-01
Anticipated expiration: 2031-03-11

Abstract

The utility model discloses a dust recovery device for graphite cathode material production, which relates to the technical field of stone mill processing, and comprises a bracket, wherein a draught fan is fixedly arranged on one side of the bracket, the air inlet end of the draught fan is fixedly connected with a first through pipe, the other end of the first through pipe is fixedly connected with a dust hood, the air outlet end of the draught fan is fixedly connected with a second through pipe, a dust removal device is fixedly arranged on the other side of the bracket, the upper end of the dust removal device is connected with an exhaust pipe, a dust concentration sensor is connected onto the exhaust pipe, a quicklime drying agent is fixedly connected onto the exhaust pipe and positioned at the other end of the dust concentration sensor, and an exhaust outlet is connected onto the other end of the quicklime drying agent Obviously, the treatment effect and the safety of the device are greatly improved.

Description

Dust recovery device is used in production of graphite negative electrode material

Technical Field

The utility model relates to the technical field of stone mill processing, in particular to a dust recovery device for graphite cathode material production.

Background

Lithium cell graphite negative electrode material can carry out steps such as crushing and screening in the course of working, can produce a large amount of dusts in this in-process, and the graphite dust has the danger of explosion after reaching certain concentration in the air, in order to avoid the emergence of this kind of accident, need use dust collector, however traditional dust collector, in the use, the dust removal effect is not good, still has the dust to discharge, and recovery efficiency is low moreover.

The utility model discloses a be CN206701913U utility model patent, disclose a dust extraction of graphite negative pole material production facility, including setting up the suction hood on graphite negative pole material production facility to and connect the tuber pipe of suction hood and the fan on the tuber pipe, the other end of tuber pipe is connected with a tubaeform dust collecting hopper, and the dust processing of the utility model is not thorough, and it is not good to retrieve the waste material treatment effect, so a dust recovery unit is used in graphite negative pole material production awaits for urgent need our development.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the dust recovery device for producing the graphite cathode material not only is additionally provided with an automatic waste removing device after dust treatment, so that the cleanness in the device is ensured, but also through the combination of water and dust, the treatment is thorough and obvious, and the treatment effect and the safety of the device are greatly improved.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a dust recovery device is used in graphite negative electrode material production, includes the support, one side fixed mounting has the draught fan on the support, the first siphunculus of draught fan air inlet end fixedly connected with, first siphunculus other end fixed connection suction hood, draught fan air-out end fixedly connected with second siphunculus, opposite side fixed mounting has dust collector on the support, the dust collector upper end is connected with the blast pipe, be connected with dust concentration sensor on the blast pipe, just be located on the blast pipe dust concentration sensor other end fixedly connected with quick lime drier, the quick lime drier other end is connected with the exhaust outlet, dust collector lower extreme fixedly connected with aqueduct, aqueduct other end fixedly connected with filters waste fitting discharging.

Preferably, dust collector is including gathering the silo, gather silo fixed mounting in the support upper end, gather fixedly connected with dust removal case on the silo, the dust removal incasement is equipped with aqueous solution, the second siphunculus other end with the dust removal incasement portion links to each other, the through-hole has been seted up to dust removal case upper wall, fixed mounting has the motor on the dust removal case, motor drive end fixedly connected with pivot, the pivot run through in the through-hole, fixed mounting has stirring vane in the pivot, just be located on the dust removal case motor one side fixed mounting has the spray tank, the flocculating agent is equipped with in the spray tank, the dust removal case with blast pipe fixed connection.

Preferably, filter waste fitting discharging including handling the case, handle the case with aqueduct fixed connection, handle the vertical filter of installing in the incasement, handle incasement one side and seted up an album dirty groove, the dredge pump is installed to album dirty groove one side, dredge pump one end fixedly connected with blow off pipe, the blow off union coupling is to album dirty inslot portion.

Preferably, a water pump is fixedly mounted on one side of the treatment box, a water inlet end of the water pump is fixedly connected with a water inlet pipe, the water inlet pipe is fixedly connected with the inside of the treatment box, a water outlet pipe is fixedly connected with the water outlet end of the water pump, and the other end of the water outlet pipe is connected to the inside of the dust removal box.

Preferably, the collecting trough is funnel-shaped.

Preferably, the water guide pipe is fixedly provided with an electromagnetic valve.

Preferably, a protective cover is fixedly mounted outside the motor.

Preferably, a reverse flow valve is fixedly mounted on the second through pipe.

Advantageous effects

The utility model provides a dust recovery device for graphite cathode material production, which has the following beneficial effects: the device is provided with a water inlet pipe, a water pump and a water outlet pipe which are respectively connected to the treatment box and the dust removal box, and the filtered water solution is guided into the dust removal box again for cyclic utilization, so that the water resource is saved, the device is efficient and environment-friendly, and the practicability of the device is improved; the device is also provided with a dust removal device which comprises a motor, a rotating shaft, stirring blades and a liquid medicine box mechanism, dust and air entering the water solution are stirred and flocculated to accelerate the coagulation and precipitation of the dust, so that the device has better treatment effect and higher material rate than the traditional spraying device, and flocculate after precipitation enters a material collecting tank to be conveniently discharged to the next treatment link; the device is also provided with a dust concentration sensor for detecting whether the gas to be discharged reaches the standard; the quicklime desiccant dries the discharged gas; the device is also provided with the protective cover, so that impurities in the motor are prevented from entering, the normal work of the motor is protected, the danger caused by the fact that personnel touch the motor carelessly is prevented, and the safety of the device is greatly improved; this device has installed processing case, filter, dredge pump, blow off pipe mechanism, will contain the water solution filtration of dust impurity, is outside by filterable dust impurity by dredge pump eduction gear, in time clears up, guarantees the cleanness of device, improves the treatment effect of device, and the practicality is strong, is fit for promoting.

Drawings

FIG. 1 is a front view of a schematic view of a dust recycling apparatus according to the present invention.

In the figure: 1. a support; 2. an electromagnetic valve; 3. a sewage pump; 4. a blow-off pipe; 5. a sewage collecting tank; 6. a treatment tank; 7. a filter plate; 8. a water inlet pipe; 9. a water pump; 10. a water outlet pipe; 11. a water conduit; 12. a material collecting groove; 13. a dust removal box; 14. a stirring blade; 15. a rotating shaft; 16. a liquid medicine box; 17. a protective cover; 18. a quicklime desiccant; 19. a motor; 20. an exhaust pipe; 21. a dust concentration sensor; 22. a second pipe; 23. a reflux valve; 24. an induced draft fan; 25. a first through pipe; 26. a dust hood; 27. a dust outlet; 28. a material production device.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in figure 1, the dust recovery device for graphite cathode material production comprises a bracket 1, wherein an induced draft fan 24 is fixedly arranged on one side of the bracket 1, the air inlet end of the draught fan 24 is fixedly connected with a first through pipe 25, the other end of the first through pipe 25 is fixedly connected with a dust hood 26, the air outlet end of the draught fan 24 is fixedly connected with a second through pipe 22, the other side of the bracket 1 is fixedly provided with a dust removal device, the upper end of the dust removing device is connected with an exhaust pipe 20, the exhaust pipe 20 is connected with a dust concentration sensor 21, a quicklime drying agent 18 is fixedly connected to the other end of the dust concentration sensor 21 on the exhaust pipe 20, the other end of the quicklime drying agent 18 is connected with an exhaust outlet, the lower end of the dust removal device is fixedly connected with a water guide pipe 11, and the other end of the water guide pipe 11 is fixedly connected with a filtering and sewage discharging device; the dust removal device comprises a material collecting groove 12, the material collecting groove 12 is fixedly arranged at the upper end of the support 1, a dust removal box 13 is fixedly connected onto the material collecting groove 12, a water solution is filled in the dust removal box 13, the other end of the second through pipe 22 is connected with the inside of the dust removal box 13, a through hole is formed in the upper wall of the dust removal box 13, a motor 19 is fixedly arranged on the dust removal box 13, a rotating shaft 15 is fixedly connected with a driving end of the motor 19, the rotating shaft 15 penetrates through the through hole, stirring blades 14 are fixedly arranged on the rotating shaft 15, a liquid medicine box 16 is fixedly arranged on one side, located on the dust removal box 13, of the motor 19, a flocculating agent is filled in the liquid medicine box 16, and the dust removal box 13 is fixedly connected with the exhaust pipe 20; the filtering and sewage discharging device comprises a treatment box 6, the treatment box 6 is fixedly connected with the water guide pipe 11, a filter plate 7 is vertically arranged in the treatment box 6, a sewage collecting groove 5 is formed in one side in the treatment box 6, a sewage discharging pump 3 is arranged on one side of the sewage collecting groove 5, one end of the sewage discharging pump 3 is fixedly connected with a sewage discharging pipe 4, and the sewage discharging pipe 4 is connected to the inside of the sewage collecting groove 5; a water pump 9 is fixedly installed on one side of the treatment box 6, a water inlet end of the water pump 9 is fixedly connected with a water inlet pipe 8, the water inlet pipe 8 is fixedly connected with the inside of the treatment box 6, a water outlet end of the water pump 9 is fixedly connected with a water outlet pipe 10, and the other end of the water outlet pipe 10 is connected to the inside of the dust removal box 13; the collecting trough 12 is funnel-shaped; the electromagnetic valve 2 is fixedly arranged on the water guide pipe 11; a protective cover 17 is fixedly arranged outside the motor 19; a reverse flow valve 23 is fixedly mounted on the second through pipe 22.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

Example (b): according to the attached figure 1 of the specification, a dust hood 26 is in butt joint with a dust outlet 27 of a material production device 28, and a motor 19, an induced draft fan 24, a dust concentration sensor 21, a sewage pump 3 and a water pump 9 in the device are all connected with an external electric control system through leads; when the dust collection box is used, the reverse flow valve 23 is opened, the electromagnetic valve 2 is closed, when dust generated by the material production device 28 enters the dust collection cover 26 through the dust outlet 27, the induced draft fan 24 is opened, and the dust enters the dust collection box 13 through the first through pipe 25 and the second through pipe 22 under the action of the induced draft fan 24; the water solution is filled in the dust removing box 13, the motor 19 is started, the motor 19 drives the rotating shaft 15 and the stirring blades 14 to rotate, meanwhile, the flocculating agent in the liquid medicine box 16 is added into the water solution, dust and air enter the water solution through the second pipe 22, the dust is immediately bonded with water, flocculation and polymerization of the dust are accelerated under the action of the flocculating agent and stirring, dust substances fall into the material collecting tank 12 under the action of gravity, the entered air enters the dust concentration sensor 21 through the exhaust pipe 20, the dust concentration sensor 21 is detected to determine whether the dust reaches the standard or not, and moisture and air are removed and dried through the quick lime drying agent 18 and are discharged out of the device; the electromagnetic valve 2 is opened and controlled, dust impurities and part of water entering the collecting tank 12 flow into the treatment box 6 through the water guide pipe 11, the dust impurities and part of the water enter the treatment box 6 and are filtered by the filter plate 7, and the filtered water is circularly led into the dust removal box 13 through the water inlet pipe 8, the water pump 9 and the water outlet pipe 10 and is recycled; and the impurity dust that is blockked falls into album dirty groove 5 at the action of gravity, through dredge pump 3 and blow off pipe 4, with the timely eduction gear of impurity dust, guarantees that the device is clean, handles and accomplishes.

The present case relates to a special mechanism and its action

A dust concentration sensor: the dust is detected by utilizing the light refraction principle, and the detection data is calculated by the microprocessor to directly display the dust mass concentration and converted into a data signal for output, so that the data signal can be used by a mine monitoring system or other measurement and control systems.

Drying agent of quicklime: the main component is calcium oxide, and the water absorption capacity is realized by chemical reaction, so the water absorption is irreversible. The product can maintain the moisture absorption capacity of 35% above its own weight regardless of the humidity of the external environment, is more suitable for low temperature storage, has excellent drying and moisture absorption effects, and is low in cost

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dust recovery device is used in graphite negative electrode material production, includes support (1), its characterized in that, one side fixed mounting has draught fan (24) on support (1), draught fan (24) air inlet end fixedly connected with first siphunculus (25), first siphunculus (25) other end fixed connection suction hood (26), draught fan (24) air-out end fixedly connected with second siphunculus (22), opposite side fixed mounting has dust collector on support (1), the dust collector upper end is connected with blast pipe (20), be connected with dust concentration sensor (21) on blast pipe (20), just be located on blast pipe (20) dust concentration sensor (21) other end fixed connection has quick lime drier (18), quick lime drier (18) other end is connected with the exhaustor, dust collector lower extreme fixedly connected with aqueduct (11), the other end of the water guide pipe (11) is fixedly connected with a filtering and sewage draining device.

2. The dust recovery device for graphite negative electrode material production according to claim 1, wherein the dust removal device comprises a collecting groove (12), the collecting groove (12) is fixedly installed at the upper end of the support (1), a dust removal box (13) is fixedly connected to the collecting groove (12), a water solution is filled in the dust removal box (13), the other end of the second pipe (22) is connected with the inside of the dust removal box (13), a through hole is formed in the upper wall of the dust removal box (13), a motor (19) is fixedly installed on the dust removal box (13), a rotating shaft (15) is fixedly connected to a driving end of the motor (19), the rotating shaft (15) penetrates through the through hole, stirring blades (14) are fixedly installed on the rotating shaft (15), and a chemical liquid box (16) is fixedly installed on one side of the dust removal box (13) and located on the motor (19), a flocculating agent is arranged in the liquid medicine box (16), and the dust removal box (13) is fixedly connected with the exhaust pipe (20).

3. The dust recovery device for graphite cathode material production according to claim 2, wherein the filtering and dirt discharging device comprises a processing box (6), the processing box (6) is fixedly connected with the water guide pipe (11), a filter plate (7) is vertically installed in the processing box (6), a dirt collecting groove (5) is formed in one side in the processing box (6), a dirt discharging pump (3) is installed on one side of the dirt collecting groove (5), one end of the dirt discharging pump (3) is fixedly connected with a dirt discharging pipe (4), the dirt discharging pipe (4) is connected to the inside of the dirt collecting groove (5), a water pump (9) is fixedly installed on one side of the processing box (6), a water inlet end of the water pump (9) is fixedly connected with a water inlet pipe (8), the water inlet pipe (8) is fixedly connected with the inside of the processing box (6), a water outlet end of the water pump (9) is fixedly connected with a water outlet pipe (10), the other end of the water outlet pipe (10) is connected to the interior of the dust removal box (13).

4. The dust recycling device for graphite cathode material production as claimed in claim 2, wherein the collecting trough (12) is funnel-shaped.

5. The dust recycling device for graphite cathode material production according to claim 2, wherein the electromagnetic valve (2) is fixedly mounted on the water conduit (11).

6. The dust recycling device for graphite cathode material production as claimed in claim 2, wherein a protective cover (17) is fixedly mounted outside the motor (19).

7. The dust recycling device for graphite cathode material production as claimed in claim 1, wherein a reverse flow valve (23) is fixedly mounted on the second pipe (22).