CN110617677B - Pole piece drying device and method for lithium battery production - Google Patents
Pole piece drying device and method for lithium battery production Download PDFInfo
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- CN110617677B CN110617677B CN201910858582.XA CN201910858582A CN110617677B CN 110617677 B CN110617677 B CN 110617677B CN 201910858582 A CN201910858582 A CN 201910858582A CN 110617677 B CN110617677 B CN 110617677B
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- 238000001035 drying Methods 0.000 title claims abstract description 63
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000005485 electric heating Methods 0.000 claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims description 63
- 239000007787 solid Substances 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 2
- 239000008236 heating water Substances 0.000 claims description 2
- 238000005086 pumping Methods 0.000 claims description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 8
- 229910001416 lithium ion Inorganic materials 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/101—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using electric energy supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention belongs to the field of lithium batteries, and discloses a pole piece drying device for lithium battery production and a method thereof, aiming at the problem that the prior drying device is generally directly baked by adopting an electric heating device, so that local overhigh temperature is easily caused, and electrodes are excessively heated and damaged. According to the invention, the continuous heat supply of the drying box can be realized by starting the driving motor and the water pump, so that the electrode plates can be uniformly heated, the electrode plates are effectively prevented from being heated unevenly, and the electrode plates are not damaged.
Description
Technical Field
The invention relates to the technical field of lithium batteries, in particular to a drying device and a drying method for a pole piece for lithium battery production.
Background
A lithium ion battery: is a secondary battery (rechargeable battery) that mainly operates by transferring lithium ions between a positive electrode and a negative electrode. During charging and discharging, Li + is inserted and extracted back and forth between two electrodes: during charging, Li + is extracted from the positive electrode and is inserted into the negative electrode through the electrolyte, and the negative electrode is in a lithium-rich state; the opposite is true during discharge. Lithium batteries are classified into lithium batteries and lithium ion batteries. Lithium ion batteries are used in mobile phones and notebook computers, and are commonly called as lithium batteries. The battery generally adopts a material containing lithium element as an electrode, and is a representative of modern high-performance batteries. The real lithium battery is rarely applied to daily electronic products due to high danger. Compared with the traditional storage battery, the lithium ion battery has the excellent performance advantages of high working voltage, long cycle life and the like; these excellent properties are largely derived from the fact that the working system of the lithium ion battery belongs to a non-aqueous electrochemical system, and therefore, in order to manufacture the lithium ion battery with excellent properties, the drying of the battery, particularly the pole piece, is required.
The existing drying device generally adopts an electric heating device for direct baking, so that local temperature is easily overhigh, electrodes are heated excessively, and damage is caused.
Disclosure of Invention
Based on the technical problems that the existing drying device in the prior art generally adopts an electric heating device for direct baking, so that the local temperature is easily overhigh, the electrode is heated excessively, and the damage is caused, the invention provides a pole piece drying device for lithium battery production and a method thereof.
The invention provides a pole piece drying device for lithium battery production, which comprises a base, wherein a drying box and a heating box are respectively and fixedly installed at the top of the base, the heating box is positioned at one side of the drying box, a cover plate is clamped at the top of the drying box, a driving motor is fixedly installed at the top of the cover plate, an output shaft of the driving motor extends into the drying box and is clamped with a connecting cover, the connecting cover is rotatably connected with the inner wall of the bottom of the drying box, a plurality of placing plates are fixedly installed at two sides of the connecting cover at equal intervals, a plurality of electrode plates are placed at the top of the placing plates, an exhaust pipe is fixedly installed at the top of one side of the drying box, and an air outlet communicated with the exhaust pipe is formed in the inner wall of the top.
Preferably, fixed mounting has the coiled pipe on the inner wall of stoving case, and the top and the bottom of coiled pipe respectively fixed mounting have the pipe and the outlet pipe that absorb water, top one side fixed mounting of heating cabinet has the water pump, the one end that absorbs water the pipe extends to the outside of stoving case and absorbs water end fixed connection with the water pump, fixed mounting has the connecting pipe on the play water end of water pump, fixed mounting has the heating pipe in the heating cabinet, the bottom of connecting pipe and the one end of outlet pipe all extend to in the heating cabinet and respectively with the both ends sealed fixed connection of heating pipe, utilize the water pump can drive water and flow.
Preferably, the inner wall of the connecting cover is fixedly connected with a connecting ring, the inner wall of the connecting ring is connected with a limiting rod in a sliding mode, the bottom end of the limiting rod extends into the drying box and is rotatably connected with the inner wall of the bottom of the drying box, and the connecting cover can be limited in a sliding mode through the limiting rod.
Preferably, the top of the connecting cover is fixedly provided with a clamping plate, the output shaft of the driving motor is fixedly provided with a clamping cover, the top end of the clamping plate extends into the clamping cover and is clamped with the clamping cover, the bottom of the clamping plate is provided with a clamping groove, the top end of the limiting rod extends into the clamping groove and is clamped with the clamping groove, and the clamping plate can be used for clamping the connecting cover and the limiting rod.
Preferably, all seted up the card hole on the both sides inner wall of draw-in groove, and sliding connection has the pull rod on the inner wall in card hole, the one end fixed mounting of pull rod has trapezoidal plate, the last rotation of trapezoidal plate is connected with the runner, and the braking groove has all been seted up at the both sides top of gag lever post, and one side that two trapezoidal plates are close to each other extends to two braking inslots respectively and clamps mutually with the braking groove, utilizes trapezoidal plate can realize clamping mutually with cardboard and gag lever post.
Preferably, the cover is equipped with compression spring on the pull rod, spacing spring's both ends respectively with the opposite side of trapezoidal board and the inner wall fixed connection in card hole, utilize compression spring, can conveniently remove trapezoidal board to the braking inslot.
Preferably, fixed cover is equipped with solid fixed ring on the gag lever post, the cover is equipped with extension spring on the gag lever post, extension spring is located between go-between and the solid fixed ring, extension spring's top and bottom respectively with solid fixed ring's bottom and the top fixed connection of go-between, utilize extension spring can conveniently carry out elastic support to the connecting cover.
Preferably, fixed mounting has the fixed plate on the inner wall of heating cabinet, and one side of fixed plate has seted up the mounting groove, equidistant fixed mounting has a plurality of electrothermal tubes on the inner wall of mounting groove, and the top and the bottom of a plurality of electrothermal tubes extend to the top and the below of fixed plate respectively, the heating pipe run through a plurality of electrothermal tubes respectively and with the inner wall fixed connection of electrothermal tube, utilize the electrothermal tube can conveniently heat the heating pipe.
Preferably, fixed mounting has the conducting plate on the inner wall of mounting groove, and a plurality of electrothermal tubes equidistant fixed mounting on the conducting plate and with conducting plate electric connection, one side fixed mounting of heating cabinet has the board of receiving the electricity, one side of conducting plate extends to the outside of heating cabinet and with conducting plate electric connection, utilizes conducting plate and a plurality of electrothermal tubes to carry out electric connection, can conveniently supply power simultaneously to a plurality of electrothermal tubes.
The invention also provides a method of the pole piece drying device for lithium battery production, which comprises the following steps:
s1: firstly, a plurality of electrode plates are sequentially placed on the placing plate, and then the connecting cover can be pushed downwards, so that the trapezoidal plate can be moved into the braking groove;
s2: the cover plate and the drying box are clamped, and the clamping plate and the clamping cover can be clamped;
s3: the starting driving motor can drive the connecting cover to rotate through the clamping cover and the clamping plate, and the placing plate can move annularly at the moment, so that the electrode plates can penetrate through the coiled pipe in a crossed manner;
s4: the civil electricity is connected with the heat conducting plate, so that the electric heating tube can be powered, the temperature of the electric heating tube is increased, and the heating tube can be further heated;
s5: the start-up water pump can be with the water pump pumping in the serpentine tube to the heating tube in, owing to under the effect of electrothermal tube, the temperature that makes on the pipe wall of heating tube rises to this can realize heating water.
The invention has the beneficial effects that:
the drive motor can drive the connecting cover to rotate through the clamping cover and the clamping plate, and the placing plate can move circularly at the moment, so that the electrode plates can be driven to move circularly;
the water in the serpentine pipe can be pumped into the heating pipe by the water pump, and the temperature on the pipe wall of the heating pipe is increased under the action of the electric heating pipe, so that the water can be heated;
the utilization connects the electric plate to be connected external civilian electricity and heat-conducting plate to this can realize supplying power to the electrothermal tube, makes the temperature of electrothermal tube rise, further can realize heating the heating pipe, and is located the water in the heating pipe and after being heated again, can flow back to in the serpentine pipe, with this temperature that can realize drying the incasement risees, so can realize carrying out even heating to the electrode slice.
According to the invention, the continuous heat supply of the drying box can be realized by starting the driving motor and the water pump, so that the electrode plates can be uniformly heated, the electrode plates are effectively prevented from being heated unevenly, and the electrode plates are not damaged.
Drawings
FIG. 1 is a front view of a structure of a drying device for producing a lithium battery according to the present invention;
FIG. 2 is a front view of the internal structure of a connecting cover of the drying device for producing a lithium battery;
FIG. 3 is a front view of the internal structure of a heating box of the drying device for producing the pole piece of the lithium battery provided by the invention;
FIG. 4 is an enlarged view of the structure A of the drying device for the lithium battery production provided by the invention;
fig. 5 is an enlarged view of a structure B of the drying device for producing a lithium battery of the present invention.
In the figure: the heating device comprises a base 1, a cover plate 2, a driving motor 3, a cover 4, a connecting cover 5, a placing plate 6, an electrode plate 7, a drying box 8, a heating box 9, a water pump 10, a water suction pipe 11, a coiled pipe 12, a water outlet pipe 13, a power receiving plate 14, an exhaust pipe 15, a limiting rod 16, a connecting ring 17, a fixing ring 18, a tension spring 19, a clamping groove 20, a clamping plate 21, a clamping hole 22, a pull rod 23, a trapezoidal plate 24, a compression spring 25, a connecting pipe 26, a fixing plate 27, a mounting groove 28, an electric heating pipe 29, an electric heating pipe 30 and a heating plate.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Example one
Referring to fig. 1-5, the embodiment provides a pole piece drying device for lithium battery production, which includes a base 1, a drying box 8 and a heating box 9 are respectively and fixedly installed on the top of the base 1, the heating box 9 is located on one side of the drying box 8, a cover plate 2 is clamped on the top of the drying box 8, a driving motor 3 is fixedly installed on the top of the cover plate 2, an output shaft of the driving motor 3 extends into the drying box 8 and is clamped with a connecting cover 5, the connecting cover 5 is rotatably connected with the inner wall of the bottom of the drying box 8, a plurality of placing plates 6 are fixedly installed on the two sides of the connecting cover 5 at equal intervals, a plurality of electrode plates 7 are placed on the top of the placing plates 6, an exhaust pipe 15 is fixedly installed on the top of one side of the drying box 8, an air outlet hole communicated with the exhaust pipe 15 is formed on the inner wall of the top of one side of the drying box 8, the connecting, at this time, the placing plate 6 will move circularly to drive the electrode plates 7 to move circularly, because the drying box 8 is provided with the coiled pipe 12, a plurality of electrode plates 7 can cross and penetrate through the coiled pipe 12, the water in the coiled pipe 12 can be pumped into the heating pipe 31 by the water pump 10, because the temperature on the pipe wall of the heating pipe 31 can be raised under the action of the electric heating pipe 29, the water can be heated, the external civil electricity can be connected with the heat conducting plate 30 by the electric connecting plate 14, the electric heating pipe 29 can be powered, the temperature of the electric heating pipe 29 is raised, the heating pipe 31 can be further heated, and the water in the heating pipe 31 can flow back into the coiled pipe 12 after being heated again, the temperature rise in the drying box 8 can be realized, and the electrode plates 7 can be uniformly heated, according to the invention, the drying box 9 can be continuously heated by starting the driving motor 3 and the water pump 10, so that the electrode plate 7 can be uniformly heated, the electrode plate 7 is effectively prevented from being heated unevenly, and the electrode plate 7 cannot be damaged.
Example two
In this embodiment, fixed mounting has coiled pipe 12 on the inner wall of stoving case 8, and the top and the bottom of coiled pipe 12 respectively fixed mounting have and absorb water tub 11 and outlet pipe 13, top one side fixed mounting of heating cabinet 9 has water pump 10, the one end that absorbs water tub 11 extends to the outside of stoving case 8 and with the fixed connection that absorbs water of water pump 10, fixed mounting has connecting pipe 26 on the play water end of water pump 10, fixed mounting has heating pipe 31 in the heating cabinet 9, the bottom of connecting pipe 26 and the one end of outlet pipe 13 all extend to in the heating cabinet 9 and respectively with the both ends sealing fixed connection of heating pipe 31, utilize water pump 10 can drive water and flow.
In this embodiment, the inner wall of the connecting cover 5 is fixedly connected with a connecting ring 17, the inner wall of the connecting ring 17 is connected with a limiting rod 16 in a sliding manner, the bottom end of the limiting rod 16 extends into the drying box 8 and is rotatably connected with the inner wall of the bottom of the drying box 8, and the connecting cover 5 can be limited in a sliding manner by the limiting rod 16.
In this embodiment, the top fixed mounting of connecting cover 5 has cardboard 21, and fixed mounting has card cover 4 on driving motor 3's the output shaft, and the top of cardboard 21 extends to in the card cover 4 and clamps mutually with card cover 4, and the draw-in groove 20 has been seted up to the bottom of cardboard 21, and the top of gag lever post 16 extends to in the draw-in groove 20 and clamps mutually with draw-in groove 20, utilizes cardboard 21 can realize that connecting cover 5 clamps with gag lever post 16.
In this embodiment, all seted up card hole 22 on the both sides inner wall of draw-in groove 20, and sliding connection has pull rod 23 on the inner wall of card hole 22, the one end fixed mounting of pull rod 23 has trapezoidal plate 24, the last rotating connection of trapezoidal plate 24 has the runner, the brake groove has all been seted up at the both sides top of gag lever post 16, and one side that two trapezoidal plates 24 are close to each other extends to two brake grooves respectively and clamps mutually with the brake groove, utilize trapezoidal plate 24 can realize clamping mutually with cardboard 21 and gag lever post 16.
In this embodiment, the pull rod 23 is sleeved with a compression spring 25, two ends of the limiting spring 25 are respectively fixedly connected with the other side of the trapezoidal plate 24 and the inner wall of the clamping hole 22, and the trapezoidal plate 24 can be conveniently moved into the braking groove by using the compression spring 25.
In this embodiment, fixed cover is equipped with solid fixed ring 18 on the gag lever post 16, and the cover is equipped with extension spring 19 on the gag lever post 16, and extension spring 19 is located between go-between 17 and the solid fixed ring 18, and extension spring 19's top and bottom respectively with the bottom of solid fixed ring 18 and the top fixed connection of go-between 17, utilize extension spring 19 can conveniently carry out elastic support to connecting cover 5.
In this embodiment, a fixing plate 27 is fixedly installed on the inner wall of the heating box 9, a mounting groove 28 is formed on one side of the fixing plate 27, a plurality of electric heating tubes 29 are fixedly installed on the inner wall of the mounting groove 28 at equal intervals, the top ends and the bottom ends of the plurality of electric heating tubes 29 respectively extend to the upper side and the lower side of the fixing plate 27, the heating pipes 31 respectively penetrate through the plurality of electric heating tubes 29 and are fixedly connected with the inner wall of the electric heating tubes 29, and the heating pipes 31 can be conveniently heated by the electric heating tubes 29.
In this embodiment, a conductive plate 30 is fixedly installed on the inner wall of the installation groove 28, and the plurality of electric heating tubes 29 are fixedly installed on the conductive plate 30 at equal intervals and electrically connected with the conductive plate 30, an electric connection plate 14 is fixedly installed on one side of the heating box 9, one side of the conductive plate 30 extends to the outer side of the heating box 9 and is electrically connected with the conductive plate 30, and the conductive plate 30 and the plurality of electric heating tubes 29 are electrically connected, so that the plurality of electric heating tubes 29 can be conveniently and simultaneously powered.
In this embodiment, first, the plurality of electrode sheets 7 are sequentially placed on the placing plate 6, then the connecting cover 5 is pushed downward, the connecting ring 17 and the limiting rod 16 slide, so that the extension spring 19 is under a stress state until the top end of the limiting rod 16 moves into the clamping groove 20, at this time, both the trapezoidal plates 24 can be in contact with the top end of the limiting rod 16, and at the same time, both the trapezoidal plates 24 can be away from each other until the trapezoidal plates 24 correspond to the notches of the braking grooves, so that the trapezoidal plates 24 can be pushed to move in opposite directions under the action of the compression spring 25, thereby the trapezoidal plates 24 can be moved into the braking grooves, then the cover plate 2 and the drying box 8 can be clamped together, and the clamping plate 21 and the clamping cover 4 can be clamped together, then the driving motor 3 can drive the connecting cover 5 to rotate through the clamping cover 4 and the clamping plate 21, at this time, the placing plate 6 can move annularly, therefore, the electrode plates 7 can be driven to move annularly, because the coil pipes 12 are arranged in the drying box 8, a plurality of electrode plates 7 can be enabled to cross and penetrate through the coil pipes 12 at the moment, then water in the coil pipes 12 can be pumped into the heating pipe 31 through the water pump 10, the temperature on the pipe wall of the heating pipe 31 can be raised under the action of the electric heating pipe 29, so that the water can be heated, the external civil electricity can be connected with the heat conduction plate 30 through the electricity connection plate 14, so that the electric heating pipe 29 can be powered, the temperature of the electric heating pipe 29 is raised, the heating pipe 31 can be further heated, and the water in the heating pipe 31 can flow back into the coil pipes 12 after being heated again, so that the temperature rise in the drying box 8 can be realized, the electrode plates 7 can be uniformly heated, and the uneven heating of the electrode plates 7 can be effectively avoided, the electrode plate 7 is not damaged.
The invention also provides a method of the pole piece drying device for lithium battery production, which comprises the following steps:
s1: firstly, a plurality of electrode plates 7 are sequentially placed on the placing plate 6, and then the connecting cover 5 can be pushed downwards, so that the trapezoidal plate 24 can be moved into the braking groove;
s2: the cover plate 2 and the drying box 8 are clamped, and the clamping plate 21 and the clamping cover 4 can be clamped;
s3: the starting driving motor 3 can drive the connecting cover 5 to rotate through the clamping cover 4 and the clamping plate 21, and the placing plate 6 can move annularly at the moment, so that the electrode plates 7 can cross and penetrate through the coiled pipe 12;
s4: the civil electricity is connected with the heat conducting plate 30, so that the electric heating tube 29 can be powered, the temperature of the electric heating tube 29 is increased, and the heating tube 31 can be further heated;
s5: the water pump 10 is activated to pump the water in the coiled pipe 12 into the heating pipe 31, and the water is heated because the temperature of the pipe wall of the heating pipe 31 is increased by the electric heating pipe 29.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. A pole piece drying device for lithium battery production comprises a base and is characterized in that a drying box and a heating box are fixedly mounted at the top of the base respectively, the heating box is located on one side of the drying box, a cover plate is clamped at the top of the drying box, a driving motor is fixedly mounted at the top of the cover plate, an output shaft of the driving motor extends into the drying box and is clamped with a connecting cover, the connecting cover is rotatably connected with the inner wall of the bottom of the drying box, a plurality of placing plates are fixedly mounted on two sides of the connecting cover at equal intervals, a plurality of electrode plates are placed at the top of the placing plates, an exhaust pipe is fixedly mounted at the top of one side of the drying box, and an air outlet communicated with the exhaust pipe is formed in the inner wall of the top of one side;
a coiled pipe is fixedly installed on the inner wall of the drying box, a water suction pipe and a water outlet pipe are fixedly installed at the top end and the bottom end of the coiled pipe respectively, a water pump is fixedly installed on one side of the top of the heating box, one end of the water suction pipe extends to the outer side of the drying box and is fixedly connected with the water suction end of the water pump, a connecting pipe is fixedly installed at the water outlet end of the water pump, a heating pipe is fixedly installed in the heating box, and the bottom end of the connecting pipe and one end of the water outlet pipe both extend into the heating box and are fixedly connected with two ends of the heating pipe in a;
the inner wall of the connecting cover is fixedly connected with a connecting ring, the inner wall of the connecting ring is connected with a limiting rod in a sliding mode, and the bottom end of the limiting rod extends into the drying box and is rotatably connected with the inner wall of the bottom of the drying box;
a clamping plate is fixedly installed at the top of the connecting cover, a clamping cover is fixedly installed on an output shaft of the driving motor, the top end of the clamping plate extends into the clamping cover and is clamped with the clamping cover, a clamping groove is formed in the bottom of the clamping plate, and the top end of the limiting rod extends into the clamping groove and is clamped with the clamping groove;
clamping holes are formed in the inner walls of the two sides of the clamping groove, a pull rod is connected to the inner wall of each clamping hole in a sliding mode, a trapezoidal plate is fixedly mounted at one end of the pull rod, a rotating wheel is connected to the trapezoidal plate in a rotating mode, braking grooves are formed in the tops of the two sides of the limiting rod, and one sides, close to each other, of the two trapezoidal plates extend into the two braking grooves respectively and are clamped with the braking grooves;
the pull rod is sleeved with a compression spring, and two ends of the limiting spring are fixedly connected with the other side of the trapezoidal plate and the inner wall of the clamping hole respectively;
the fixed cover is equipped with solid fixed ring on the gag lever post, the cover is equipped with extension spring on the gag lever post, extension spring is located between go-between and the solid fixed ring, extension spring's top and bottom respectively with solid fixed ring's bottom and the top fixed connection of go-between.
2. The drying device for the pole pieces used in the lithium battery production as claimed in claim 1, wherein a fixing plate is fixedly installed on the inner wall of the heating box, a mounting groove is formed on one side of the fixing plate, a plurality of electric heating tubes are fixedly installed on the inner wall of the mounting groove at equal intervals, the top ends and the bottom ends of the plurality of electric heating tubes extend to the upper portion and the lower portion of the fixing plate respectively, and the heating tubes penetrate through the plurality of electric heating tubes and are fixedly connected with the inner walls of the electric heating tubes respectively.
3. The drying device for the pole pieces used in the production of the lithium battery as claimed in claim 2, wherein the inner wall of the mounting groove is fixedly provided with a conductive plate, the plurality of electric heating tubes are fixedly arranged on the conductive plate at equal intervals and electrically connected with the conductive plate, one side of the heating box is fixedly provided with an electricity-connecting plate, and one side of the conductive plate extends to the outer side of the heating box and is electrically connected with the conductive plate.
4. The use method of the pole piece drying device for the lithium battery production as claimed in claim 1, is characterized by comprising the following steps:
s1: firstly, a plurality of electrode plates are sequentially placed on the placing plate, and then the connecting cover can be pushed downwards, so that the trapezoidal plate can be moved into the braking groove;
s2: the cover plate and the drying box are clamped, and the clamping plate and the clamping cover can be clamped;
s3: the starting driving motor can drive the connecting cover to rotate through the clamping cover and the clamping plate, and the placing plate can move annularly at the moment, so that the electrode plates can penetrate through the coiled pipe in a crossed manner;
s4: the civil electricity is connected with the heat conducting plate, so that the electric heating tube can be powered, the temperature of the electric heating tube is increased, and the heating tube can be further heated;
s5: the start-up water pump can be with the water pump pumping in the serpentine tube to the heating tube in, owing to under the effect of electrothermal tube, the temperature that makes on the pipe wall of heating tube rises to this can realize heating water.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910858582.XA CN110617677B (en) | 2019-09-11 | 2019-09-11 | Pole piece drying device and method for lithium battery production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910858582.XA CN110617677B (en) | 2019-09-11 | 2019-09-11 | Pole piece drying device and method for lithium battery production |
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| CN110617677A CN110617677A (en) | 2019-12-27 |
| CN110617677B true CN110617677B (en) | 2021-03-05 |
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| CN116558234B (en) * | 2023-07-11 | 2023-09-08 | 邢台海裕锂能电池设备有限公司 | Pole piece drying device for lithium battery production |
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| JP3043723B2 (en) * | 1998-10-20 | 2000-05-22 | 株式会社食品機械開発 | Superheated steam dryer, superheated steam drying method, and method for taking in / out material to be dried into drying shelf |
| SE518563C2 (en) * | 2000-02-17 | 2002-10-22 | Valutec Ab | Drying of wood |
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2019
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Effective date of registration: 20230426 Address after: No. 4002 Wenchang Avenue, Fuzhou High tech Industrial Development Zone, Fuzhou City, Jiangxi Province, 344000 Patentee after: Fuzhou BAK Battery Co.,Ltd. Address before: 037002 Garden Village, Xinrong District, Datong, Shanxi Patentee before: DATONG XINCHENG NEW MATERIAL Co.,Ltd. |