CN114260072A - High heat dissipating's nanometer raw materials grinder for lithium cell - Google Patents
High heat dissipating's nanometer raw materials grinder for lithium cell Download PDFInfo
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Abstract
The invention belongs to the field of lithium battery preparation, in particular to a high-heat-dissipation nanoscale raw material grinding device for a lithium battery, which comprises a base, wherein a driving box is fixedly arranged at the top end of the base, a grinding tank is arranged on one side of the driving box, the grinding tank comprises a central rod pin and an outer packaging barrel, a motor is fixedly arranged at one end of the central rod pin, the motor is positioned on the inner side of the driving box, a grinding rod is fixedly arranged on the outer side of the central rod pin, a heat dissipation fan and a heat transfer component are arranged, the heat transfer component can absorb and transfer high temperature generated by the grinding rod to reduce the surface temperature of the grinding rod, the heat dissipation fan is fixedly connected with the central rod pin, so that the high-speed rotation of the central rod pin can be inherited, the heat dissipation fan can be rotated to carry out physical cooling, and the surface temperature of the grinding rod can be effectively reduced through the mutual matching of the heat dissipation fan and the heat transfer component, not only greatly prolonging the service life of the device, but also effectively improving the quality of finished products.
Description
Technical Field
The invention belongs to the field of lithium battery preparation, and particularly relates to a nanoscale raw material grinding device with high heat dissipation performance for a lithium battery.
Background
The lithium battery is a disposable battery which takes lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, and compared with a common lead-acid battery, the lithium battery has the advantages of larger capacity, smaller volume and the like.
In the production process of the lithium battery, raw materials need to be crushed, and because the raw materials in the lithium battery expand and contract in the working process, the whole battery is easy to damage, and the optimal method is to carry out nano grinding treatment on the raw materials.
A chinese patent publication No. CN108615852A discloses a lithium battery production process, in which graphite raw materials are subjected to impurity screening; the method is mainly used for grinding the graphite raw material during the production of the lithium battery, the grinding equipment has high grinding efficiency and uniform grinding granularity, the equipment is less worn, and the influence of the graphite powder attached to a grinding disc on the grinding efficiency is reduced.
The nanometer raw material grinding device for the current lithium cell still has some not enoughly, and the device during operation is because the rotational speed is higher, not only leads to the high temperature of inside grinding part easily, leads to the device life-span to reduce, and the extension rod takes place to strike rapidly with the raw materials easily under high-speed rotation, leads to the high temperature that produces and causes the damage to the nature of raw materials to the problem that the product quality that leads to preparing reduces.
Therefore, the invention provides a nanoscale raw material grinding device for a lithium battery with high heat dissipation performance.
Disclosure of Invention
To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a high-heat-dissipation nanoscale raw material grinding device for a lithium battery, which comprises a base, wherein a driving box is fixedly installed at the top end of the base, a grinding tank is arranged on one side of the driving box, the grinding tank comprises a center rod pin and an outer packaging barrel, a motor is fixedly installed at one end of the center rod pin, the motor is positioned on the inner side of the driving box, a grinding rod is fixedly installed on the outer side of the center rod pin, a plurality of groups of extension rods are fixedly installed on the outer side of the grinding rod, the outer packaging barrel is positioned on the outer side of the grinding rod, a heat dissipation fan is fixedly installed on the outer side of the center rod pin, the heat dissipation fan is positioned on the outer side of the outer packaging barrel, a heat transfer component is arranged on the inner side of the center rod pin, and the heat transfer component can absorb and transfer high temperature generated by the grinding rod by arranging the heat dissipation fan and the heat transfer component, so as to reduce the surface temperature of the grinding rod, and the heat dissipation fan is because with central stick round pin fixed connection to can inherit the high-speed rotation of central stick round pin, and then rotate and make the heat dissipation fan can carry out the physics cooling, through the heat dissipation fan with heat transfer component mutually support effectual surface temperature who reduces the grinding rod, not only improved the life of device greatly, simultaneously the effectual finished product quality that has improved.
Preferably, the heat dissipation fan includes a plurality of groups of connecting rods, the one end of connecting rod and the outside fixed connection of center stick round pin, the outside fixed mounting of connecting rod has the radiating block, the runner box has been seted up to the one end of radiating block, and cooperation radiating block shape sets up in addition the setup of runner box, has not only increased the surface area of radiating block with the air contact, simultaneously greatly reduced's windage for can not produce great resistance among the radiating process, thereby both realized reducing energy resource consumption, increased the function of radiating effect again.
Preferably, the heat transfer component includes the pellicle, the bottom fixed mounting of pellicle has the check valve, set up the hollow groove of mutual intercommunication in extension rod and the central rod round pin, pellicle outside and the inboard middle part fixed connection of central rod round pin, the inboard in hollow groove is provided with liquid, the offering of cooperation hollow groove to and the setting of inside liquid, when the grinding rod rises along with the increase of rotational speed and temperature, its inside liquid can the absorbed temperature, because the specific heat capacity of water is higher, can be effectual the intensification speed of reduction grinding rod, the centrifugal motion of cooperation grinding rod simultaneously, make the water of hollow inslot side can even distribution in the outside of grinding rod and central rod round pin, both guaranteed the balance when rotating, can guarantee simultaneously that every outer wall all distributes and have the water source, thereby guaranteed thermal absorption effect, and along with the continuous increase of temperature, can initiate liquid gasification, the setting of cooperation pellicle this moment, the liquid of gasification can outwards remove and take place the contact with pivoted heat dissipation fan, thereby can take place heat exchange work with heat dissipation fan, thereby reduce the temperature of steam, let gas liquefaction return liquid, after the opposite side of inboard pellicle is filled with water, the vapor of seeing through can directly carry out the heat exchange with the water after the cooling, thereby can carry out quick cooling work to vapor, the setting of cooperation check valve simultaneously, unnecessary cooling water can return original place, be used for carrying out direct heat transfer to liquid, after work, the setting of cooperation check valve, let liquid can get back to the hollow groove smoothly, repeated cooling work.
Preferably, center stick round pin is conical setting, and the outside fixed mounting of center stick round pin has a plurality of groups to grind the piece, it is the pyramid setting to grind the piece, and the conical setting of cooperation center stick round pin for under the centrifugal action, centrifugal motion can be to the outside to liquid, and unnecessary liquid also can enter into the hollow groove of grinding the pole smoothly, makes the middle part can present hollow state, thereby can let steam have sufficient space to enter into the opposite side of pellicle, and the setting of grinding the piece can increase the grinding effect of center stick round pin to the raw materials.
Preferably, the radiating block is the metal material preparation, the radiating block outside is the cylinder setting, and the notch groove has all been seted up at the both ends of radiating block, radiating block and connecting rod are hollow setting, and the inboard and the hollow groove intercommunication of connecting rod, the hollow setting of cooperation radiating block and connecting rod for vapor can enter into wherein smoothly, thereby with radiating effect greatly increased, the shape setting of cooperation radiating block simultaneously makes the radiating block at the broken air that can be smooth of rotation in-process, further reduces the moving resistance of radiating block, thereby reduces the loss of the energy.
Preferably, a plurality of groups of through grooves are formed in the outer side of the grinding rod, a grinding net is fixedly mounted on the inner side of each through groove, three groups of supporting arms are fixedly mounted on the outer side of the grinding net, one end, far away from the grinding net, of each supporting arm is fixedly connected with the inner wall of each through groove, the through grooves and the grinding net are matched in arrangement, so that the central rod pin and the grinding rod can enable raw materials to penetrate through the through grooves and the grinding net when rotating, the raw materials can assist in crushing the raw materials due to the mesh structure of the grinding net, the grinding efficiency of the device is improved, and the time for grinding is shortened.
Preferably, the cross-section that runs through the groove is trapezoidal setting, and the inboard fixed mounting that runs through the groove has sharp-pointed clutch blocks of a plurality of groups, the grinding net is interior concavity setting, and the cooperation runs through the shape setting in groove and the setting of inboard clutch block, not only can increase the raw materials quantity that gets into and run through the groove, can increase the striking crushing effect to the raw materials simultaneously, and simultaneously, the indent setting of cooperation grinding net can effectual increase the surface area of grinding net to increase the grinding and crushing efficiency, and the setting of the support arm of three groups of cooperation can let the stable fixing in the normal position of grinding net.
Preferably, the cross-section of support arm is the rhombus setting, and the middle part of support arm rotates and is connected with a plurality of groups and changes the ball, the outside fixed mounting who changes the ball has the abrasive disc, and the shape setting of cooperation support arm for the support arm not only has the supporting effect, and the raw materials can be strikeed by the sharp-pointed corner of support arm when contacting with the support arm simultaneously, thereby helps the crushing process of raw materials, and the setting of abrasive disc and commentaries on classics ball can be so that the raw materials striking abrasive disc when the abrasive disc, makes the abrasive disc take place to rotate and the slope shake, thereby further increase the crushing effect to the raw materials.
Preferably, the outside wave of abrasive disc sets up, and the edge of abrasive disc is the platykurtic setting, the outside fixed mounting of support arm has a plurality of groups slide bar, the middle part of abrasive disc and the outside sliding connection of slide bar, the shape setting of cooperation abrasive disc compares in smooth abrasive disc, and is bigger with the area of contact of raw materials, and the flat setting at edge is favorable to the cutting to the raw materials more, and the setting of slide bar for the abrasive disc keeps the steady sliding state that does not break away from throughout at the rotation in-process.
Preferably, grind the outside of net and seted up a plurality of groups and passed through the groove, pass through the groove and be the narrow setting in the middle of the both ends are wide, and the equal fixed mounting in both sides of grinding the net has a plurality of groups lug, and the cooperation is ground the net outside and is passed through the wide narrow setting in the middle of the both ends in groove for the raw materials gets into wherein more easily, but gets into the back, will be rocked by the extrusion, later is rocked in the exit and is broken up, thereby further increases the crushing effect to the raw materials.
The invention has the following beneficial effects:
1. according to the nanoscale raw material grinding device for the lithium battery with high heat dissipation performance, the heat dissipation fan and the heat transfer component are arranged, the heat transfer component can absorb and transfer high temperature generated by the grinding rod, the surface temperature of the grinding rod is reduced, the heat dissipation fan is fixedly connected with the central rod pin, so that high-speed rotation of the central rod pin can be inherited, the heat dissipation fan can be further subjected to physical cooling through rotation, the surface temperature of the grinding rod is effectively reduced through mutual matching of the heat dissipation fan and the heat transfer component, the service life of the device is greatly prolonged, and meanwhile the quality of a finished product is effectively improved.
2. According to the nanoscale raw material grinding device for the lithium battery with high heat dissipation performance, the heat dissipation block is matched with the heat dissipation block in shape and the circulation groove is formed, so that the surface area of the heat dissipation block in contact with air is increased, and meanwhile, the wind resistance is greatly reduced, so that large resistance cannot be generated in the heat dissipation process, and the functions of reducing energy consumption and increasing the heat dissipation effect are achieved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of a grinding tank of the present invention;
FIG. 3 is a schematic view of a part of the structure of a heat dissipating fan according to the present invention;
FIG. 4 is a cross-sectional view of a support arm according to the present invention;
FIG. 5 is a cross-sectional view of an abrasive web of the present invention;
in the figure: 1. a base; 2. a drive box; 3. a grinding tank; 4. a heat dissipation fan; 5. wrapping a cylinder; 6. a grinding rod; 7. a motor; 8. a center bar pin; 9. grinding blocks; 10. an extension rod; 11. a hollow groove; 12. grinding the net; 13. a support arm; 14. a through groove; 15. a connecting rod; 16. a heat dissipating block; 17. a circulation tank; 18. rotating the ball; 19. a grinding disk; 20. a slide bar; 21. a penetration groove; 22. a bump; 23. a semi-permeable membrane; 24. a one-way valve.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example one
As shown in fig. 1 to 2, a nanoscale raw material grinding device with high heat dissipation performance for a lithium battery according to an embodiment of the present invention includes a base 1, a driving box 2 is fixedly installed on a top end of the base 1, a grinding tank 3 is disposed on one side of the driving box 2, the grinding tank 3 includes a central rod pin 8 and an outer casing 5, a motor 7 is fixedly installed on one end of the central rod pin 8, the motor 7 is located inside the driving box 2, a grinding rod 6 is fixedly installed on an outer side of the central rod pin 8, a plurality of sets of extension rods 10 are fixedly installed on an outer side of the grinding rod 6, the outer casing 5 is located on an outer side of the grinding rod 6, a heat dissipation fan 4 is fixedly installed on an outer side of the central rod pin 8, the heat dissipation fan 4 is located outside the outer casing 5, and a heat transfer component is disposed on an inner side of the central rod pin 8, when in operation, a raw material to be ground is put into the grinding tank 3, the starting motor 7 drives the central rod pin 8 and the grinding rod 6 to rotate, nano-grade crushing can be effectively carried out on raw materials through rotating friction, impact and vibration, but the rotating speed is high during rotation, so that the temperature of an internal grinding part is easily overhigh, the service life of the device is reduced, the extension rod 10 is easily impacted with the raw materials rapidly under high-speed rotation, the generated temperature is overhigh, and the property of the raw materials is damaged, and the quality of the prepared product is reduced, through arranging the heat dissipation fan 4 and the heat transfer component, the heat transfer component can absorb and transfer the high temperature generated by the grinding rod 6, the surface temperature of the grinding rod 6 is reduced, and the heat dissipation fan 4 is fixedly connected with the central rod pin 8, so that the high-speed rotation of the central rod pin 8 can be inherited, and the heat dissipation fan 4 can be rotated to carry out physical cooling, through the mutual cooperation of the heat dissipation fan 4 and the heat transfer component, the surface temperature of the grinding rod 6 is effectively reduced, the service life of the device is greatly prolonged, and meanwhile, the quality of finished products is effectively improved.
As shown in fig. 1 to 3, the heat dissipation fan 4 includes a plurality of sets of connecting rods 15, one end of each connecting rod 15 is fixedly connected with the outer side of the center rod pin 8, a heat dissipation block 16 is fixedly mounted on the outer side of each connecting rod 15, a circulation groove 17 is formed in one end of each heat dissipation block 16, and in operation, the heat dissipation block 16 is matched with the shape of the heat dissipation block and the circulation groove 17, so that the surface area of the heat dissipation block 16 contacting with air is increased, and meanwhile, the wind resistance is greatly reduced, so that great resistance cannot be generated in the heat dissipation process, and therefore, the functions of reducing energy consumption and increasing the heat dissipation effect are achieved.
As shown in fig. 2, the heat transfer assembly includes the pellicle 23, the bottom fixed mounting of pellicle 23 has check valve 24, set up the hollow groove 11 of mutual intercommunication in extension rod 10 and the center stick round pin 8, pellicle 23 outside and the inboard middle part fixed connection of center stick round pin 8, the inboard of hollow groove 11 is provided with liquid, in operation, pellicle 23 is waterproof ventilated membrane, can realize the but ventilative effect of isolated water source, the setting of cooperation hollow groove 11 to and the setting of inside liquid, liquid can be water, when grinding rod 6 rises along with the increase of rotational speed, its inside liquid can the absorbed temperature, because the specific heat capacity of water is higher, can be effectual reduction grinding rod 6's rate of rising temperature, the centrifugal motion of cooperation grinding rod 6 simultaneously for the water of hollow groove 11 inboard can even distribution in the outside of grinding rod 6 and center stick round pin 8, not only the balance of the rotation is ensured, but also the water source is distributed on each outer wall, thereby the heat absorption effect is ensured, and along with the continuous increase of the temperature, the liquid gasification can be caused, at the moment, the gasified liquid can move outwards to contact with the rotating heat dissipation fan 4, thereby the heat exchange work can be carried out with the heat dissipation fan 4, thereby the temperature of the steam is reduced, the gas is liquefied back to the liquid, when the other side of the inner side semipermeable membrane 23 is filled with water, the permeated steam can directly carry out the heat exchange with the cooled water, thereby the rapid cooling work can be carried out on the steam, simultaneously, the setting of the one-way valve 24 is matched, the redundant cooling water can return to the original place for carrying out the direct heat exchange on the liquid, after the work, the setting of the one-way valve 24 is matched, the liquid can smoothly return to the hollow groove 11, the cooling operation is repeated.
As shown in fig. 2, center stick round pin 8 is conical setting, and the outside fixed mounting of center stick round pin 8 has a plurality of groups to grind the piece 9, it sets up to grind the piece 9 to be pyramid, in operation, the conical setting of cooperation center stick round pin 8 for under centrifugal action, liquid can be to the outside and be centrifugal motion, and unnecessary liquid also can enter into the hollow groove 11 of grinding rod 6 smoothly, make the middle part can present hollow state, thereby can let steam have sufficient space to enter into the opposite side of pellicle 23, and the setting of grinding piece 9 can increase the grinding effect of center stick round pin 8 to the raw materials.
As shown in fig. 3, the radiating block 16 is made of metal material, the outer side of the radiating block 16 is in cylindrical shape, the two ends of the radiating block 16 are provided with cut grooves, the radiating block 16 and the connecting rod 15 are both in hollow arrangement, the inner side of the connecting rod 15 is communicated with the hollow groove 11, and in operation, the hollow arrangement of the radiating block 16 and the connecting rod 15 is matched, so that water vapor can enter the hollow groove smoothly, the radiating effect is greatly increased, the shape of the radiating block 16 is matched, the air can be broken smoothly in the rotating process of the radiating block 16, the moving resistance of the radiating block 16 is further reduced, and the loss of energy is reduced.
As shown in fig. 2, a plurality of groups of through grooves 14 are formed in the outer side of the grinding rod 6, a grinding net 12 is fixedly mounted on the inner side of the through grooves 14, three groups of supporting arms 13 are fixedly mounted on the outer side of the grinding net 12, one end of each supporting arm 13, which is far away from the grinding net 12, is fixedly connected with the inner wall of the corresponding through groove 14, and when the grinding device works, the central rod pin 8 and the grinding rod 6 are matched with the through groove 14 and the grinding net 12, so that raw materials can pass through the through groove 14 and the grinding net 12 when the grinding rod rotates, and the grinding work of the raw materials can be assisted by matching with the net structure of the grinding net 12, thereby improving the grinding efficiency of the device and reducing the time required for grinding.
As shown in fig. 2, the cross-section that runs through groove 14 is trapezoidal setting, and the inboard fixed mounting that runs through groove 14 has the sharp-pointed clutch blocks of a plurality of groups, grind net 12 and be the concave setting, and during operation, the cooperation runs through the shape setting of groove 14 and the setting of inboard clutch block, not only can increase the raw materials quantity that gets into and run through groove 14, can increase the striking crushing effect to the raw materials simultaneously, and simultaneously, the indent setting of cooperation grinding net 12 can the effectual surface area that increases grinding net 12 to increase and grind crushing efficiency, and the setting of three group's support arms 13 of cooperation, can let grinding net 12 stable fix in the normal position.
As shown in fig. 4, the cross-section of support arm 13 is the rhombus setting, and the middle part of support arm 13 rotates and is connected with a plurality of groups and changes ball 18, the outside fixed mounting who changes ball 18 has abrasive disc 19, in operation, the shape setting of cooperation support arm 13 for support arm 13 not only has the supporting effect, simultaneously the raw materials when contacting with support arm 13, can be strikeed by the sharp-pointed corner of support arm 13, thereby assist the crushing process of raw materials, and abrasive disc 19 and change the setting of ball 18, can make the raw materials strike abrasive disc 19 when through abrasive disc 19, make abrasive disc 19 take place to rotate and the slope shake, thereby further increase the crushing effect to the raw materials.
As shown in fig. 4, the outer side of the grinding disc 19 is in a wave shape, the edge of the grinding disc 19 is in a flat shape, a plurality of groups of sliding rods 20 are fixedly mounted on the outer side of the supporting arm 13, the middle of the grinding disc 19 is in sliding connection with the outer sides of the sliding rods 20, and in operation, the grinding disc 19 is matched with the shape of the grinding disc 19, so that the grinding disc is larger in contact area with raw materials compared with a smooth grinding disc 19, the flat edge is more favorable for cutting the raw materials, and the sliding rods 20 are arranged, so that the grinding disc 19 is always kept in a stable sliding state without separation in the rotating process.
Example two
As shown in fig. 5, a first comparative example, in which another embodiment of the present invention is: grind the outside of net 12 and seted up a plurality of groups and passed through groove 21, pass through groove 21 and be the setting of narrow shape in the middle of the both ends are wide, and the equal fixed mounting in both sides of grinding net 12 has a plurality of groups lug 22, and the during operation, the cooperation is ground the net 12 outside and is passed through the setting of the wide middle narrow shape in both ends of groove 21 for the raw materials gets into wherein more easily, but gets into the back, can be rocked by the extrusion, later is rocked in the exit and is broken up, thereby further increases the crushing effect to the raw materials.
When the grinding device works, raw materials to be ground are placed into the grinding tank 3, the starting motor 7 drives the central rod pin 8 and the grinding rod 6 to rotate, the raw materials can be effectively subjected to nano-grade grinding through rotating friction, impact and vibration, but the rotating speed is high during rotation, so that the temperature of an internal grinding part is easily overhigh, the service life of the device is shortened, the extension rod 10 under high-speed rotation is easily subjected to quick impact with the raw materials, the generated temperature is overhigh, the properties of the raw materials are damaged, and the quality of the prepared product is reduced, the heat-radiating fan 4 and the heat-conducting component are arranged, the heat-conducting component can absorb and transfer the high temperature generated by the grinding rod 6, the surface temperature of the grinding rod 6 is reduced, and the heat-radiating fan 4 is fixedly connected with the central rod pin 8, so that the high-speed rotation of the central rod pin 8 can be inherited, the heat dissipation fan 4 can be physically cooled by rotation, the surface temperature of the grinding rod 6 is effectively reduced by the mutual matching of the heat dissipation fan 4 and the heat transfer component, the service life of the device is greatly prolonged, and the quality of a finished product is effectively improved; when the heat dissipation structure works, the heat dissipation block 16 is matched with the shape arrangement and the circulation groove 17, so that the contact surface area of the heat dissipation block 16 and air is increased, and the wind resistance is greatly reduced, so that large resistance cannot be generated in the heat dissipation process, and the functions of reducing energy consumption and increasing the heat dissipation effect are realized; during operation, the semipermeable membrane 23 is a waterproof breathable membrane, the effect of isolating a water source but ventilating can be realized, the hollow groove 11 is matched, and the internal liquid is arranged, the liquid can be water, when the temperature of the grinding rod 6 rises along with the increase of the rotating speed, the internal liquid can absorb the temperature, because the specific heat capacity of the water is higher, the temperature rising speed of the grinding rod 6 can be effectively reduced, and meanwhile, the centrifugal motion of the grinding rod 6 is matched, so that the water in the hollow groove 11 can be uniformly distributed outside the grinding rod 6 and the central rod pin 8, the balance during rotation is ensured, meanwhile, the water source is distributed on each outer wall, the heat absorption effect is ensured, along with the continuous increase of the temperature, the liquid gasification can be caused, at the moment, the gasified liquid can move outwards to be in contact with the rotating heat dissipation fan 4, and the heat exchange work can be carried out with the heat dissipation fan 4, therefore, the temperature of the steam is reduced, the gas is liquefied into the liquid, after the other side of the inner semi-permeable membrane 23 is filled with water, the permeated water vapor can directly exchange heat with the cooled water, so that the water vapor can be rapidly cooled, meanwhile, the redundant cooling water can return to the original place by matching with the setting of the one-way valve 24 and be used for directly exchanging heat with the liquid, and after the work is finished, the liquid can smoothly return to the hollow groove 11 by matching with the setting of the one-way valve 24, and the cooling work is repeated; during operation, the conical arrangement of the central rod pin 8 is matched, so that liquid can do centrifugal motion to the outer side under the centrifugal action, redundant liquid can smoothly enter the hollow groove 11 of the grinding rod 6, the middle part of the grinding rod can be in a hollow state, steam can enter the other side of the semipermeable membrane 23 in enough space, and the grinding effect of the central rod pin 8 on raw materials can be improved due to the arrangement of the grinding block 9; when the heat dissipation device works, water vapor can smoothly enter the heat dissipation block 16 and the connecting rod 15 in a hollow mode so that the heat dissipation effect is greatly improved, meanwhile, the heat dissipation block 16 can smoothly break air in the rotation process by matching with the shape of the heat dissipation block 16, the movement resistance of the heat dissipation block 16 is further reduced, and the energy loss is reduced; during operation, the arrangement of the through groove 14 and the grinding net 12 is matched, so that when the central rod pin 8 and the grinding rod 6 rotate, raw materials can pass through the through groove 14 and the grinding net 12, and the grinding operation of the raw materials can be assisted by matching with the net structure of the grinding net 12, so that the grinding efficiency of the device is improved, and the time required by grinding is reduced; when the grinding device works, the number of raw materials entering the through grooves 14 can be increased by matching with the shape arrangement of the through grooves 14 and the arrangement of the inner side friction blocks, the impact crushing effect on the raw materials can be increased, meanwhile, the surface area of the grinding net 12 can be effectively increased by matching with the concave arrangement of the grinding net 12, so that the grinding and crushing efficiency is increased, and the grinding net 12 can be stably fixed in situ by matching with the arrangement of the three groups of supporting arms 13; during operation, the supporting arm 13 is matched with the shape of the supporting arm 13, so that the supporting arm 13 has a supporting effect, and raw materials can be impacted by sharp corners of the supporting arm 13 when contacting with the supporting arm 13, so that the crushing process of the raw materials is assisted, and the grinding disc 19 and the rotating balls 18 are arranged, so that the raw materials can impact the grinding disc 19 when passing through the grinding disc 19, the grinding disc 19 rotates and shakes obliquely, and the crushing effect on the raw materials is further improved; when the grinding disc 19 is in work, the grinding disc 19 is matched with the shape of the grinding disc 19, compared with a smooth grinding disc 19, the grinding disc 19 has a larger contact area with raw materials, and the edge of the grinding disc 19 is flat, so that the raw materials can be cut more conveniently, and the grinding disc 19 is always kept in a stable sliding state without separation in the rotating process due to the arrangement of the sliding rod 20; during operation, the cooperation is ground the net 12 outside and is passed through the narrow shape setting in the middle of the both ends width of groove 21 for the raw materials gets into wherein more easily, but gets into the back, can rock by the extrusion, later is rocked in the exit and is broken up, thereby further increases the crushing effect to the raw materials.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a nanometer raw materials grinder for lithium cell of high heat dissipating which characterized in that: including base (1), the top fixed mounting of base (1) has drive case (2), one side of drive case (2) is provided with grinding tank (3), grinding tank (3) are including central excellent round pin (8) and outer packing tube (5), the one end fixed mounting of central excellent round pin (8) has motor (7), motor (7) are located the inboard of drive case (2), the outside fixed mounting of central excellent round pin (8) has grinding miller (6), the outside fixed mounting of grinding miller (6) has a plurality of groups extension rod (10), outer packing tube (5) are located the outside of grinding miller (6), the outside fixed mounting of central excellent round pin (8) has heat dissipation fan (4), heat dissipation fan (4) are located the outside of outer packing tube (5), and the inboard of central excellent round pin (8) is provided with heat transfer assembly.
2. The nanoscale raw material grinding device with high heat dissipation performance for lithium batteries as claimed in claim 1, wherein: the heat dissipation fan (4) comprises a plurality of groups of connecting rods (15), one end of each connecting rod (15) is fixedly connected with the outer side of the center rod pin (8), a heat dissipation block (16) is fixedly mounted on the outer side of each connecting rod (15), and a circulation groove (17) is formed in one end of each heat dissipation block (16).
3. The nanoscale raw material grinding device with high heat dissipation performance for lithium batteries as claimed in claim 2, wherein: the heat transfer assembly comprises a semipermeable membrane (23), the bottom of the semipermeable membrane (23) is fixedly provided with a one-way valve (24), hollow grooves (11) which are communicated with each other are formed in an extension rod (10) and a center rod pin (8), the outer side of the semipermeable membrane (23) is fixedly connected with the inner side middle of the center rod pin (8), and liquid is arranged on the inner side of each hollow groove (11).
4. The nanoscale raw material grinding device with high heat dissipation performance for lithium batteries as claimed in claim 3, wherein: center stick round pin (8) are the conical setting, and the outside fixed mounting of center stick round pin (8) has a plurality of groups to grind piece (9), grind piece (9) and be the pyramid setting.
5. The nanoscale raw material grinding device with high heat dissipation performance for lithium batteries as claimed in claim 4, wherein: the radiating block (16) is made of a metal material, the outer side of the radiating block (16) is in a cylindrical shape, the two ends of the radiating block (16) are provided with notch grooves, the radiating block (16) and the connecting rod (15) are both in hollow arrangement, and the inner side of the connecting rod (15) is communicated with the hollow groove (11).
6. The nanoscale raw material grinding device with high heat dissipation performance for lithium batteries as claimed in claim 5, wherein: the grinding device is characterized in that a plurality of groups of through grooves (14) are formed in the outer side of the grinding rod (6), a grinding net (12) is fixedly mounted on the inner side of each through groove (14), three groups of supporting arms (13) are fixedly mounted on the outer side of each grinding net (12), and one ends, far away from the grinding net (12), of the supporting arms (13) are fixedly connected with the inner walls of the through grooves (14).
7. The nanoscale raw material grinding device with high heat dissipation performance for lithium batteries as claimed in claim 6, wherein: the cross section of the through groove (14) is trapezoidal, a plurality of groups of sharp friction blocks are fixedly mounted on the inner side of the through groove (14), and the grinding net (12) is concave.
8. The nanoscale raw material grinding device with high heat dissipation performance for lithium batteries as claimed in claim 7, wherein: the cross-section of support arm (13) is the rhombus setting, and the middle part of support arm (13) rotates and is connected with a plurality of groups and changes ball (18), the outside fixed mounting who changes ball (18) has abrasive disc (19).
9. The nanoscale raw material grinding device with high heat dissipation performance for lithium batteries as claimed in claim 8, wherein: the outside wave of abrasive disc (19) sets up, and the edge of abrasive disc (19) is the platykurtic setting, the outside fixed mounting of support arm (13) has a plurality of groups slide bar (20), the middle part of abrasive disc (19) and the outside sliding connection of slide bar (20).
10. The nanoscale raw material grinding device with high heat dissipation performance for lithium batteries as claimed in claim 9, wherein: a plurality of groups of transmission grooves (21) are formed in the outer side of the grinding net (12), the transmission grooves (21) are wide at two ends and narrow in the middle, and a plurality of groups of lugs (22) are fixedly mounted on two sides of the grinding net (12).
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| CN114260072B (en) | 2022-08-23 |
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