CN210965434U - Airflow grinding equipment for crushing negative electrode material - Google Patents
Airflow grinding equipment for crushing negative electrode material Download PDFInfo
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- CN210965434U CN210965434U CN201921417275.XU CN201921417275U CN210965434U CN 210965434 U CN210965434 U CN 210965434U CN 201921417275 U CN201921417275 U CN 201921417275U CN 210965434 U CN210965434 U CN 210965434U
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- 239000007773 negative electrode material Substances 0.000 title claims abstract description 29
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- 230000000149 penetrating Effects 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims description 19
- 238000010298 pulverizing process Methods 0.000 claims description 10
- 239000010405 anode material Substances 0.000 claims description 7
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- 235000004237 Crocus Nutrition 0.000 description 4
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- 229910021383 artificial graphite Inorganic materials 0.000 description 3
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Abstract
The utility model belongs to the technical field of negative electrode material processing equipment technique and specifically relates to a negative electrode material smashes and uses air current grinding device, include: the device comprises a support frame, an air grinding chamber, a base, a feed hopper, a feed pipeline and a discharge pipeline, wherein an air blower is arranged at the upper right end of the air grinding chamber, the surface of the air blower is fixedly connected with an air inlet pipeline, the right end of the discharge pipeline is connected with a material collecting box in a penetrating manner, a baffle plate is fixedly connected inside the material collecting box, the bottom of the baffle plate is fixedly connected with a sieve plate, and the surface of the baffle plate is connected with a stirring device; the utility model realizes the purpose of screening and distinguishing according to specifications of feeding materials, and enables the collected and classified negative electrode materials to be stirred at a constant speed by arranging the stirring device, thereby promoting the fluidity of the negative electrode materials and avoiding agglomeration of the negative electrode material powder; and the sieve plate can divide the cathode material powder with two specifications of thickness, thereby providing convenience for subsequent processing.
Description
Technical Field
The utility model relates to an anode material processing equipment technical field, more specifically say, relate to an anode material smashes and uses air current grinding device.
Background
In the lithium ion battery, the shape of the negative electrode material is near pea shape, the distribution of the particle size interval and the particle size are one of the important factors influencing the energy, multiplying power, safety and long service life of the battery, and because the artificial graphite has the advantages of disordered ordering, high specific capacity, low price, excellent cyclicity and the like, people often apply the artificial graphite to the manufacture of the negative electrode material of the lithium ion battery, but the requirements on the used production and processing equipment are high, namely the artificial graphite not only solves the problems of narrow particle size interval and poor sphericity, but also can solve the problems of high operation cost and low yield,
the jet mill is one of the most commonly used cathode material crushing devices, is widely applied to ultrafine crushing of non-metallic minerals, chemical raw materials and the like, and is used for driving materials to move at high speed by high-speed airflow so as to enable the materials to collide, crush friction surfaces and finally collect the materials by a collector, but the crushing process is carried out in a jet mill grinding chamber of a crusher; however, because the specifications of the negative electrode raw materials of the negative electrode material in the air-milling process are different, the particle type of the formed negative electrode material also has a large distribution range, wherein part of the fine powder with small specification is agglomerated with the rest of the powder under the influence of long-time standing, so that a plurality of powder particles are formed in the negative electrode material, which is not favorable for the fluidity of the negative electrode material and the subsequent processing and application of the negative electrode material.
SUMMERY OF THE UTILITY MODEL
Problem (A)
In order to solve the technical problem, the utility model provides an anode material smashes with equipment of air current crocus equipment to solve anode material and very easily caking and can not distinguish the problem of collecting according to its specification size when the air current crocus.
(II) technical scheme
In order to achieve the above object, the present invention provides: an air current pulverizing apparatus for pulverizing a negative electrode material, comprising: the grinding machine comprises a support frame, a pneumatic grinding chamber, a base, a feeding hopper, a feeding pipeline and a discharging pipeline, wherein the pneumatic grinding chamber is connected inside the support frame in a penetrating way, the base is fixedly connected to the bottom of the support frame, the feeding pipeline is fixedly connected to the upper left end of the pneumatic grinding chamber, the feeding hopper is fixedly connected to the top of the feeding pipeline, an air blower is arranged at the upper right end of the pneumatic grinding chamber, an air inlet pipeline is fixedly connected to the surface of the air blower, the pneumatic grinding pipeline is connected to the bottom of the pneumatic grinding chamber in a penetrating way, an air compressor is fixedly connected to the bottom of the pneumatic grinding pipeline, the discharging pipeline is connected to the right side of the pneumatic grinding chamber in a penetrating way, a sorting wheel is fixedly connected to the left end of the discharging pipeline, a material collecting box is connected to the right end of the discharging pipeline in a penetrating way, the box door is connected to the rotation of collection workbin, and the surface of box door is provided with the visual window, the bottom of visual window is provided with the handle, and the left side of handle is provided with control switch box.
Further, the stirring device includes: connecting rod, first (mixing) shaft, second (mixing) shaft, stirring vane and rotating electrical machines, agitating unit's top is provided with rotating electrical machines, and rotating electrical machines's bottom rotates and is connected with first (mixing) shaft, the bottom fixedly connected with connecting rod of first (mixing) shaft, and the bottom fixedly connected with second (mixing) shaft of connecting rod, the skin weld of second (mixing) shaft has stirring vane, and stirring vane's surface is provided with a plurality of through-hole.
Further, the air inlet pipeline is installed above the discharge pipeline, and a filter screen is arranged at the joint of the air inlet pipeline and the material collecting box.
Further, the rotating electrical machines are installed at the top of the material collecting box, and dust covers are arranged on the outer sides of the rotating electrical machines.
Furthermore, the number of the second stirring shafts is two, and the second stirring shafts are respectively arranged on the left side and the right side of the sieve plate.
Furthermore, the control switch box is respectively and electrically connected with the rotating motor and the blower; and the rotating motor is electrically connected with the first stirring shaft.
(III) advantageous effects
1. The utility model provides a negative pole material smashes and uses the air current crocus equipment, solved the negative pole material very easily agglomerate and can't distinguish the problem collected according to its specification size when the air current crocus, improved negative pole material machining efficiency greatly, make the use of negative pole material more convenient;
2. secondly, the baffle and the sieve plate are combined for use, so that two different cavities are formed in the material collecting box, the collected cathode materials are continuously divided into cathode materials with thick specifications and cathode materials with thin specifications under the action of the air blower, the later-stage processing is more precise, and the obtained finished product is more perfect;
3. moreover, through being provided with agitating unit for collect categorised cathode material and can stir at the uniform velocity, and then promote cathode material's mobility, avoid holding a mass caking between the cathode material powder.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the stirring device of the present invention.
Fig. 3 is a front view of the material collecting box of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows: the device comprises a support frame 1, an air grinding chamber 2, a base 3, a feed hopper 4, a feed pipeline 5, a discharge pipeline 6, an air grinding pipeline 7, an air compressor 8, a stirring device 9, a connecting rod 91, a first stirring shaft 92, a second stirring shaft 93, stirring blades 94, a rotating motor 95, a sorting wheel 10, a material collecting box 11, an air blower 12, an air inlet pipeline 13, a baffle plate 14, a sieve plate 15, a box door 16, a visible window 17, a handle 18 and a control switch box 19.
Detailed Description
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-3;
this embodiment provides an air current grinding equipment for anode material is smashed, includes: the grinding machine comprises a support frame 1, an air grinding chamber 2, a base 3, a feed hopper 4, a feed pipeline 5 and a discharge pipeline 6, wherein the air grinding chamber 2 is connected inside the support frame 1 in a penetrating way, the base 3 is fixedly connected to the bottom of the support frame 1, the feed pipeline 5 is fixedly connected to the upper left end of the air grinding chamber 2, the feed hopper 4 is fixedly connected to the top of the feed pipeline 5, an air blower 12 is arranged at the upper right end of the air grinding chamber 2, an air inlet pipeline 13 is fixedly connected to the surface of the air blower 12, an air grinding pipeline 7 is connected to the bottom of the air grinding chamber 2 in a penetrating way, an air compressor 8 is fixedly connected to the bottom of the air grinding pipeline 7, the discharge pipeline 6 is connected to the right side of the air grinding chamber 2 in a penetrating way, a sorting wheel 10 is fixedly connected to the left end of the discharge pipeline 6, a material, the surface of the baffle plate 14 is connected with a stirring device 9 in a penetrating way, the material collecting box 11 is connected with a box door 16 in a rotating way, the surface of the box door 16 is provided with a visual window 17, the bottom of the visual window 17 is provided with a handle 18, and the left side of the handle 18 is provided with a control switch box 19.
Wherein, agitating unit 9 includes: connecting rod 91, first (mixing) shaft 92, second (mixing) shaft 93, stirring vane 94 and rotating electrical machines 95, agitating unit 9's top is provided with rotating electrical machines 95, and rotating electrical machines 95's bottom rotates and is connected with first (mixing) shaft 92, the bottom fixedly connected with connecting rod 91 of first (mixing) shaft 92, and the bottom fixedly connected with second (mixing) shaft 93 of connecting rod 91, the skin weld of second (mixing) shaft 93 has stirring vane 94, and stirring vane 94's surface is provided with a plurality of through-hole, increases the stirring dynamics, improves negative pole material's mobility, avoids agglomerating each other between the negative pole material, forms the caking and causes the functional failure.
Wherein, inlet line 13 installs in ejection of compact pipeline 6 top, and inlet line 13 is provided with the filter screen with the junction of collecting box 11, can effectively avoid the magnetic to fall into inlet line 13, guarantees air-blower 12's normal operating.
Wherein, rotating electrical machines 95 installs in the top of case 11 that gathers materials, and the outside is provided with the dust cover, helps keeping the cleanness of motor, prevents that external dust from dropping into in the motor, influences its stirring work's normal clear.
Wherein, the quantity of second (mixing) shaft 93 is two, and installs respectively in the left and right sides of sieve 15, divide into two kinds of specifications of thickness with negative electrode material through sieve 15, is favorable to later stage processing to use, and can prevent its caking high-efficiently.
Wherein, the control switch box 19 is electrically connected with the rotating motor 95 and the blower 12 respectively; and the rotating motor 95 is electrically connected to the first stirring shaft 92.
The working principle is as follows: firstly, after a worker puts a negative electrode material into an air grinding chamber 2 through a feed hopper 4, a power supply is turned on, a switch control key of a control switch box 19 is pressed, air is compressed by an air compressor 8, then milled air is injected into the air grinding chamber 2 through the feed hopper 4 at a high speed, the negative electrode material is repeatedly collided, rubbed and sheared and crushed at the intersection point of a plurality of high-pressure air flows, the crushed negative electrode material moves to a sorting wheel 10 along with an ascending air flow under the wind force action of an air blower 12, under the action of strong centrifugal force generated by the sorting wheel 10 rotating at a high speed, the thick negative electrode material and the thin negative electrode material are separated, fine particles meeting the granularity requirement enter a discharge pipeline 6 through the sorting wheel 10 and then fall into a material collecting box 11, and the coarse particles fall to an air grinding pipeline 7 to be; then, the negative electrode material powder falling into the material collecting box 11 in the process divides the collected negative electrode material into specifications with different thicknesses through the sieve plate 15 under the action of wind power; the rotating motor 95 rotates the stirring blade 94 to stir the negative electrode material, thereby preventing the negative electrode material from caking; the staff can observe the specific situation through the visual window 17, and after the collection is finished, the staff can open the box door 16 by holding the handle 18, and then take out the cathode material with the corresponding specification for use.
Claims (6)
1. An air current pulverizing apparatus for pulverizing a negative electrode material, comprising: the grinding machine comprises a support frame (1), a gas grinding chamber (2), a base (3), a feed hopper (4), a feed pipeline (5) and a discharge pipeline (6), wherein the gas grinding chamber (2) is connected inside the support frame (1) in a penetrating manner, the base (3) is fixedly connected to the bottom of the support frame (1), the grinding machine is characterized in that the feed pipeline (5) is fixedly connected to the upper left end of the gas grinding chamber (2), the feed hopper (4) is fixedly connected to the top of the feed pipeline (5), an air blower (12) is arranged at the upper right end of the gas grinding chamber (2), the air inlet pipeline (13) is fixedly connected to the surface of the air blower (12), the gas grinding pipeline (7) is connected to the bottom of the gas grinding chamber (2) in a penetrating manner, an air compressor (8) is fixedly connected to the bottom of the gas grinding pipeline (7), the discharge pipeline (6) is, and the left end fixedly connected with of ejection of compact pipeline (6) selects separately wheel (10), the right-hand member through connection of ejection of compact pipeline (6) has collection case (11), and the inside fixedly connected with baffle (14) of collection case (11), the bottom fixedly connected with sieve (15) of baffle (14), and the surface through connection of baffle (14) has agitating unit (9), the rotation of collection case (11) is connected with chamber door (16), and the surface of chamber door (16) is provided with visual window (17), the bottom of visual window (17) is provided with handle (18), and the left side of handle (18) is provided with control switch box (19).
2. An air mill apparatus for pulverizing anode material according to claim 1, wherein said stirring means (9) comprises: connecting rod (91), first (mixing) shaft (92), second (mixing) shaft (93), stirring vane (94) and rotating electrical machines (95), the top of agitating unit (9) is provided with rotating electrical machines (95), and the bottom of rotating electrical machines (95) rotates and is connected with first (mixing) shaft (92), the bottom fixedly connected with connecting rod (91) of first (mixing) shaft (92), and the bottom fixedly connected with second (mixing) shaft (93) of connecting rod (91), the skin weld of second (mixing) shaft (93) has stirring vane (94), and the surface of stirring vane (94) is provided with a plurality of through-hole.
3. The airflow mill for grinding the negative electrode material as claimed in claim 1, wherein the air inlet pipe (13) is installed above the discharge pipe (6), and a filter screen is arranged at the connection position of the air inlet pipe (13) and the material collecting box (11).
4. The negative electrode material pulverizing air current pulverizing apparatus as claimed in claim 2, wherein said rotary motor (95) is installed on the top of the material collecting box (11) and is provided with a dust cover on the outside.
5. An air mill apparatus for pulverizing anode material according to claim 2, wherein said second agitating shafts (93) are two in number and are respectively installed on the left and right sides of the sieve plate (15).
6. The negative electrode material pulverizing air current pulverizing apparatus as claimed in claim 1, wherein said control switch box (19) is electrically connected to said rotating motor (95) and said blower (12); and the rotating motor (95) is electrically connected with the first stirring shaft (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921417275.XU CN210965434U (en) | 2019-08-29 | 2019-08-29 | Airflow grinding equipment for crushing negative electrode material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921417275.XU CN210965434U (en) | 2019-08-29 | 2019-08-29 | Airflow grinding equipment for crushing negative electrode material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210965434U true CN210965434U (en) | 2020-07-10 |
Family
ID=71417733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921417275.XU Active CN210965434U (en) | 2019-08-29 | 2019-08-29 | Airflow grinding equipment for crushing negative electrode material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210965434U (en) |
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2019
- 2019-08-29 CN CN201921417275.XU patent/CN210965434U/en active Active
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