CN116073003B - Residual electric quantity discharging device for ternary lithium battery single cell - Google Patents
Residual electric quantity discharging device for ternary lithium battery single cell Download PDFInfo
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- CN116073003B CN116073003B CN202310236546.6A CN202310236546A CN116073003B CN 116073003 B CN116073003 B CN 116073003B CN 202310236546 A CN202310236546 A CN 202310236546A CN 116073003 B CN116073003 B CN 116073003B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
Abstract
The invention relates to a residual electric quantity discharging device for a ternary lithium battery single cell, which comprises a reaction tank and a taking-out unit, wherein the taking-out unit is fixedly arranged on the reaction tank.
Description
Technical Field
The invention relates to the technical field of residual electric quantity discharge treatment of ternary lithium battery single battery cells, in particular to a residual electric quantity discharge device for ternary lithium battery single battery cells.
Background
The ternary lithium battery single cell refers to a cell of a ternary positive electrode material of nickel cobalt lithium manganate or nickel cobalt lithium aluminate, which is a main part of a lithium battery, wherein the ternary composite positive electrode material is formed by taking nickel salt, cobalt salt and manganese salt as raw materials and adjusting a certain proportion according to actual needs, and the battery using the ternary material as the positive electrode has high safety relative to the lithium cobaltate battery, and has the defect of low voltage, so that the ternary lithium battery single cell is mainly used on an electric appliance with lower voltage requirement.
The ternary lithium battery single cell is used for a long time, the performance of the ternary lithium battery single cell is reduced, the use of an electric appliance cannot be met, the ternary lithium battery single cell needs to be replaced, the ternary lithium battery single cell after replacement can be divided into two types of cascade utilization and non-cascade utilization according to the performance of the ternary lithium battery single cell, the ternary lithium battery single cell capable of cascade utilization is used for an electric appliance with lower voltage requirement after being processed, the ternary lithium battery single cell capable of not cascade utilization needs to be placed in 10-15% sodium sulfate saline, positive and negative poles of the battery are enabled to be in short circuit discharge, the discharge time is about 20-50 h, the residual electric quantity of the battery is discharged, and the working condition is normal temperature and normal pressure.
In the whole reaction process, sodium sulfate reacts with lithium ions, so that the component content of sodium sulfate salt water can be changed, the discharge reaction speed of the ternary lithium battery single cell for subsequent secondary discharge reaction is reduced and even is not reacted, the sodium sulfate salt water needs to be replaced in time, pollution-proof treatment equipment is required to be additionally arranged for treating reaction liquid, the treated reaction liquid still easily causes environmental pollution, and the ternary lithium battery single cell needs to be arranged before each reaction because the reaction time of the single ternary lithium battery single cell is longer, so that the reaction liquid is ensured to be completely contacted with the anode and the cathode of the ternary lithium battery single cell, a certain time is required to be spent, and the processing efficiency of the equipment is reduced.
Disclosure of Invention
In order to solve the technical problems, the invention provides a residual electric quantity discharging device for a ternary lithium battery single cell.
The utility model provides a residual electric quantity discharging device for ternary lithium battery monomer electric core, includes the reaction tank that holds ternary lithium battery monomer electric core and carries out the discharge reaction and takes out ternary lithium battery monomer electric core take out the unit, fixed mounting takes out the unit on the reaction tank.
The reaction tank comprises a square tank, sodium sulfate solution is contained in the square tank, a cooling frame is fixedly installed in the square tank, a filtering frame is fixedly installed at the lower end of the square tank, a uniform frame is fixedly installed in the square tank, the uniform frame is fixedly connected with the filtering frame, a feeding frame is fixedly installed at the upper end of the square tank, and sodium hydroxide solution is contained in the feeding frame.
The extraction unit comprises an electric push rod, the electric push rod is fixedly arranged on the left side and the right side of the square pool, a fixed cylinder is fixedly arranged at the upper end of the electric push rod, a support column is connected to the upper end of the fixed cylinder in a rotating mode, a stepping motor I is fixedly arranged at the left end of the fixed cylinder through a motor base, an output shaft of the stepping motor I is fixedly connected with the support column through a coupler, positioning groups are symmetrically and fixedly arranged at the upper end and the lower end of the support column, each positioning group is composed of square columns which are symmetrically arranged left and right, a containing basket is connected to the square columns which are symmetrically arranged in a rotating mode, and a balancing weight is fixedly arranged at the bottom of the containing basket.
The first preferred technical scheme is as follows: the utility model discloses a square pond, including square pond, curved taper groove has been seted up to square pond bottom, and the drain has been seted up to curved taper groove lower extreme, and drain lower extreme fixed mounting has the filtration frame, and square pond inner wall and surface equal fixed mounting have the ceramic plate, have evenly seted up the crotch passageway on the square pond, UNICOM between the crotch passageway, and the UNICOM passageway has been seted up to the curved passageway upper end that just is located square pond middle part in square pond rear side.
And the second preferred technical scheme is as follows: the cooling rack comprises a cooling bent pipe, the cooling bent pipe is fixedly installed in the square tank, the extension pipe is fixedly installed at the tail end of the cooling bent pipe, the water pump is fixedly installed at the tail end of the extension pipe at one side, the spiral cooling pipe is fixedly installed between the water pump and the extension pipe at the other side, and cooling liquid is filled in the cooling bent pipe and the spiral cooling pipe.
And the preferred technical scheme is as follows: the even frame includes square spiral pipe, square pond inner fixed mounting has square spiral pipe, and square spiral pipe inner even fixed mounting has the delivery port, and square spiral pipe one end and square pond internal communication, square spiral pipe other end and filtration frame fixed connection.
The preferable technical scheme is as follows: the filter frame includes the right angle return bend, square pond lower extreme fixed mounting has the right angle return bend, right angle return bend inner wall fixed mounting has the filter, the toper discharge gate has been seted up to right angle return bend downside and be located the filter left side, be connected with the rubber buffer with threaded connection's mode in the discharge gate, right angle return bend outer wall rotation is connected with the annular, annular inner wall fixed mounting has the magnetism stone, the filter left end rotation is connected with the striking off board, striking off board left end fixed mounting has the magnetism to inhale the piece, even frame and right angle return bend end fixed connection.
The preferable technical scheme is as follows: the feeding frame comprises a material containing box, a material containing box is fixedly arranged at the rear end of the reaction tank, sodium hydroxide solution is contained in the material containing box, a discharging pipe is fixedly arranged at the front end of the material containing box, a feeding pipe is fixedly arranged at the upper end of the material containing box, a glass plug is connected at the inner end of the upper side of the feeding pipe in a threaded connection mode, an acid-base resistant self-sucking pump is fixedly arranged at the tail end of the discharging pipe, and the acid-base resistant self-sucking pump is connected with the communicating channel.
The preferable technical scheme is as follows: the storage basket comprises a grid basket, grid baskets are connected between the bilateral symmetry square columns in a rotating mode, sponge blocks are fixedly arranged on the surfaces of the grid baskets, separation grid plates are placed at the inner ends of the grid baskets, and sponge plates are fixedly arranged on the surfaces of the separation grid plates.
The preferred technical scheme is as follows: the PH detector is fixedly mounted on the front side of the square pool, the temperature display instrument is fixedly mounted on the right side of the PH detector and the timer is fixedly mounted on the outer wall of the front end of the square pool.
The invention has the following beneficial effects: 1. according to the residual electric quantity discharging device for the ternary lithium battery single cell, the reaction tank is matched with the taking-out unit, the ternary lithium battery single cell is subjected to discharging treatment, the reaction liquid is treated, the reaction liquid after discharging reaction can be used continuously, lithium ions generated in the discharging reaction are separated from the reaction liquid so as to be convenient for use, the utilization rate of the ternary lithium battery single cell is improved, resource waste is prevented, and waste is avoided, so that the subsequent anti-pollution treatment procedure of the reaction liquid is increased, the processing cost of equipment is increased, and the ternary lithium battery single cell to be treated in the next group can be placed by the taking-out unit while the ternary lithium battery single cell is subjected to discharging reaction, so that unnecessary time waste is avoided, and the efficiency of the equipment is improved.
2. According to the reaction tank provided by the invention, the inner wall of the square tank is prevented from being corroded by solution by the ceramic plate, the sodium hydroxide solution is conveniently distributed in the square tank by the hook channel, the path length of the spiral cooling pipe in contact with the external environment is increased by the spiral cooling pipe, and a large working site is not needed.
3. According to the reaction tank provided by the invention, the reaction liquid is filtered through the filter plate, and the annular piece is rotated, so that the magnet piece drives the magnet piece and the scraping plate to rotate, deposited impurities on the surface of the filter plate are scraped off and gathered in the conical discharge hole, and the deposited impurities are discharged out of the right-angle elbow pipe by opening the rubber plug.
4. According to the extraction unit provided by the invention, the sponge block and the sponge plate ensure that the solution is completely contacted with the surface of the ternary lithium battery cell, and the non-hollowed-out part of the grid basket is prevented from being contacted with the positive and negative surfaces of the ternary lithium battery cell, so that the positive and negative electrodes are prevented from being contacted with the reaction solution to react.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic rear perspective view of the present invention;
FIG. 3 is a schematic view of a front cross-sectional plan structure of the present invention;
FIG. 4 is an enlarged view of a portion of the invention at N of FIG. 3;
FIG. 5 is a schematic view of a front view of the present invention;
fig. 6 is a cross-sectional view taken along the direction A-A of fig. 5 in accordance with the present invention.
In the figure: 1. a reaction tank; 11. a square pool; 111. arc cone grooves; 112. a sewage outlet; 113. a ceramic plate; 114. a hook channel; 115. a communication channel; 12. a cooling rack; 121. cooling the bent pipe; 122. an extension tube; 123. a water pump; 124. a spiral cooling tube; 13. a filter frame; 131. a right-angle elbow; 132. a filter plate; 133. a conical discharge port; 134. a rubber stopper; 135. a ring member; 136. a magnet block; 137. a scraping plate; 138. a magnetic attraction piece; 14. a uniform frame; 141. square spiral tube; 142. a water outlet; 15. a feeding frame; 151. a discharge pipe; 152. a material containing box; 153. a feed pipe; 154. a glass plug; 155. acid and alkali resistant self-priming pump; 2. a take-out unit; 21. an electric push rod; 22. a fixed cylinder; 23. a support column; 24. a first stepping motor; 25. square columns; 26. a holding basket; 261. a mesh basket; 262. a sponge block; 263. a separation grid plate; 264. a sponge plate; 27. balancing weight; 101. a PH detector; 102. a temperature display; 103. a timer.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, a residual electric quantity discharging device for a ternary lithium battery cell includes a reaction tank 1 for accommodating a ternary lithium battery cell to perform a discharging reaction and a taking-out unit 2 for taking out the ternary lithium battery cell, wherein the taking-out unit 2 is fixedly installed on the reaction tank 1.
With continued reference to fig. 1, the reaction tank 1 includes a square tank 11, a sodium sulfate solution is contained in the square tank 11, a cooling frame 12 is fixedly installed in the square tank 11, a filtering frame 13 is fixedly installed at the lower end of the square tank 11, a uniform frame 14 is fixedly installed in the square tank 11, the uniform frame 14 is fixedly connected with the filtering frame 13, a feeding frame 15 is fixedly installed at the upper end of the square tank 11, and a sodium hydroxide solution is contained in the feeding frame 15; firstly, a ternary lithium battery cell is placed in a taking-out unit 2, the ternary lithium battery cell is immersed in a sodium sulfate solution in a square tank 11 through the taking-out unit 2, the ternary lithium battery cell performs discharge reaction, certain heat is released in the reaction process, cooling treatment is performed on a reaction solution through a cooling frame 12, after the discharge reaction is finished, the ternary lithium battery cell is separated from the sodium sulfate solution through the taking-out unit 2, at the moment, a sodium hydroxide solution is introduced into the square tank 11 through a feeding frame 15, meanwhile, a mixed solution is enabled to flow rapidly through a uniform frame 14, so that the mixed solution is uniformly mixed, sodium hydroxide reacts with lithium sulfate generated after the discharge reaction, lithium hydroxide precipitates are generated, the reaction solution is filtered through a filtering frame 13, the precipitates are separated from the solution, and the filtered solution meets the standard of the sodium sulfate solution, so that the subsequent discharge use of the battery cell is facilitated.
Referring to fig. 1 and 3, the taking-out unit 2 includes an electric push rod 21, the electric push rod 21 is symmetrically and fixedly mounted on the square pool 11, a fixed cylinder 22 is fixedly mounted on the upper end of the electric push rod 21, the upper end of the fixed cylinder 22 is rotatably connected with a support column 23, the left end of the fixed cylinder 22 is fixedly mounted with a first stepping motor 24 through a motor base, an output shaft of the first stepping motor 24 is fixedly connected with the support column 23 through a coupler, positioning groups are symmetrically and fixedly mounted on the upper and lower ends of the support column 23, each positioning group is composed of square columns 25 which are symmetrically arranged on the left and right sides, a containing basket 26 is rotatably connected between the square columns 25 which are symmetrically arranged on the left and right sides, and a balancing weight 27 is fixedly mounted at the bottom of the containing basket 26; firstly, a ternary lithium battery cell is placed in a lower-side containing basket 26, the electric push rod 21 drives the containing basket 26 and the ternary lithium battery cell to move downwards, sodium sulfate solution is introduced to carry out discharge reaction, the ternary lithium battery cell which needs to carry out discharge reaction subsequently is placed in an upper-side containing basket 26, after the discharge reaction of the ternary lithium battery cell at the lower side is completed, the lower-side containing basket 26 is separated from the sodium sulfate solution through the electric push rod 21, a supporting column 23 is driven to rotate through a stepping motor one 24, so that the positions of the containing baskets 26 at the upper side and the lower side are converted, after the solution of a reaction tank 1 is filtered and blended, the converted ternary lithium battery cell is driven to enter the sodium sulfate solution through the electric push rod 21, so that the ternary lithium battery cell at the upper side is discharged, and the containing basket 26 is always in an upward opening state in the rotating process through a balancing weight 27.
Referring to fig. 3, 5 and 6, an arc-shaped cone groove 111 is formed at the bottom of the square tank 11, a drain outlet 112 is formed at the lower end of the arc-shaped cone groove 111, a filter frame 13 is fixedly arranged at the lower end of the drain outlet 112, ceramic plates 113 are fixedly arranged on the inner wall and the outer surface of the square tank 11, hooked channels 114 are uniformly formed on the square tank 11, the hooked channels 114 are communicated, and a communication channel 115 is formed at the upper end of the curved channel which is positioned at the rear side of the square tank 11 and is positioned in the middle of the square tank 11; the impurities on the surfaces of the precipitation and ternary lithium battery single battery cells are smoothly gathered into the sewage outlet 112 through the arc-shaped conical groove 111, and finally the impurities are filtered through the filter frame 13, so that the inner wall of the square tank 11 is prevented from being corroded by solution through the ceramic plate 113, and sodium hydroxide solution is conveniently distributed inside the square tank 11 through the hook channel 114.
Referring to fig. 3 and 5, the cooling rack 12 includes a cooling elbow 121, a cooling elbow 121 is fixedly installed in the square tank 11, an extension pipe 122 is fixedly installed at the end of the cooling elbow 121, a water pump 123 is fixedly installed at the end of the extension pipe 122 on one side, a spiral cooling pipe 124 is fixedly installed between the water pump 123 and the extension pipe 122 on the other side, and cooling liquid is filled in the cooling elbow 121 and the spiral cooling pipe 124; the cooling liquid is driven to circularly flow in the cooling bent pipe 121 and the spiral cooling pipe 124 by the water pump 123, and is contacted with the external environment by the spiral cooling pipe 124, so that the cooling liquid is cooled, the path length of the spiral cooling pipe 124 contacted with the external environment is increased by the spiral cooling pipe 124, and a large working site is not needed.
Referring to fig. 3, the uniform frame 14 includes a square spiral tube 141, the inner end of the square pool 11 is fixedly provided with the square spiral tube 141, the inner end of the square spiral tube 141 is uniformly and fixedly provided with a water outlet 142, one end of the square spiral tube 141 is communicated with the square pool 11, and the other end of the square spiral tube 141 is fixedly connected with the filter frame 13; the reaction liquid circularly flows in the filter frame 13, the square spiral pipe 141 and the square pool 11 through the cooperation of the filter frame 13 and the square spiral pipe 141, and the uniform speed of the reaction liquid is accelerated through the water outlet 142.
Referring to fig. 4, the filter frame 13 includes a right-angle elbow 131, a right-angle elbow 131 is fixedly mounted at the lower end of the square tank 11, a filter plate 132 is fixedly mounted at the inner wall of the right-angle elbow 131, a conical discharge hole 133 is formed at the lower side of the right-angle elbow 131 and at the left side of the filter plate 132, a rubber plug 134 is connected in the discharge hole in a threaded connection manner, an annular member 135 is rotatably connected at the outer wall of the right-angle elbow 131, a magnet 136 is fixedly mounted at the inner wall of the annular member 135, a scraping plate 137 is rotatably connected at the left end of the filter plate 132, a magnet 138 is fixedly mounted at the left end of the scraping plate 137, and the even frame 14 is fixedly connected with the tail end of the right-angle elbow 131; the reaction liquid is filtered through the filter plate 132, and the annular part 135 is rotated, so that the magnet block 136 drives the magnet piece 138 to rotate with the scraping plate, and precipitated impurities on the surface of the filter plate 132 are scraped, accumulated in the conical discharge hole 133, and discharged out of the right-angle elbow 131 by opening the rubber plug 134.
Referring to fig. 6, the feeding frame 15 includes a material containing box 152, a material containing box 152 is fixedly mounted at the rear end of the reaction tank 1, sodium hydroxide solution is contained in the material containing box 152, a material discharging pipe 151 is fixedly mounted at the front end of the material containing box 152, a material feeding pipe 153 is fixedly mounted at the upper end of the material containing box 152, a glass plug 154 is connected at the inner end of the upper side of the material feeding pipe 153 in a threaded connection manner, an acid-base resistant self-sucking pump 155 is fixedly mounted at the tail end of the material discharging pipe 151, and the acid-base resistant self-sucking pump 155 is connected with the communication channel 115; the material box 152 is sealed by a glass plug 154, so that sodium hydroxide solution is stored, conveyed to the communication channel 115 by an acid and alkali resistant self-priming pump 155, and finally discharged into the square pool 11 by the hook channel 114.
Referring to fig. 2, 3 and 6, the containing basket 26 includes a grid basket 261, the grid basket 261 is connected between the square columns 25 which are symmetric in a co-rotation manner, a sponge block 262 is fixedly installed on the surface of the grid basket 261, a separation grid plate 263 is placed at the inner end of the grid basket 261, and a sponge plate 264 is fixedly installed on the surface of the separation grid plate 263; the separation grid plate 263 is convenient to separate and place the ternary lithium battery cell, the sponge block 262 and the sponge plate 264 ensure that the solution is completely contacted with the surface of the ternary lithium battery cell, and the non-hollowed-out part of the grid basket 261 is prevented from being contacted with the positive electrode surface and the negative electrode surface of the ternary lithium battery cell, so that the positive electrode and the negative electrode are prevented from being contacted with the reaction solution to react.
Referring to fig. 1, a PH detector 101 is fixedly mounted on the front side of the square tank 11, a temperature indicator 102 is fixedly mounted on the front side of the square tank 11 and on the right side of the PH detector 101, and a timer 103 is fixedly mounted on the outer wall of the front end of the square tank 11; the PH value of the solution in the square pond 11 is monitored through the PH detector 101, whether the sodium hydroxide solution is excessive is judged, the temperature of the reaction solution is tested through the temperature display 102, the cooling frame 12 is controlled to cool down conveniently, and the time required by complete reaction of the ternary lithium battery single cell is recorded through the timer 103 so as to facilitate the subsequent reaction time control.
When the lithium ion battery cell specifically works, firstly, a ternary lithium battery cell is placed in a lower-side containing basket 26, the containing basket 26 and the ternary lithium battery cell are driven to move downwards through an electric push rod 21, sodium sulfate solution is introduced into the ternary lithium battery cell to perform discharge reaction, meanwhile, the ternary lithium battery cell which needs to perform discharge reaction subsequently is placed in an upper-side containing basket 26, certain heat is released in the reaction process, cooling treatment is performed on reaction liquid through a cooling frame 12, after the discharge reaction is finished, the lower-side containing basket 26 is separated from the sodium sulfate solution through the electric push rod 21, a supporting column 23 is driven to rotate through a stepping motor one 24 at the moment, so that the positions of the upper-side containing basket 26 and the lower-side containing basket 26 are converted, sodium hydroxide solution is introduced into a square pond 11 through a feeding frame 15 at the moment, meanwhile, the mixed solution flows fast through the even frame 14, so that the mixed solution is uniformly mixed, sodium hydroxide reacts with lithium sulfate which is a product after discharge reaction to generate lithium hydroxide precipitate, the reaction solution is filtered through the filtering frame 13, the precipitate is separated from the solution, the filtered solution is ensured to meet the standard of sodium sulfate solution, so that the subsequent discharge of the battery cell is conveniently performed, after the solution of the reaction tank 1 is filtered and allocated, the converted ternary lithium battery cell is driven to enter the sodium sulfate solution through the electric push rod 21, so that the ternary lithium battery cell at the upper side is conveniently subjected to discharge treatment, and the holding basket 26 is always in an upward opening state in the rotation process through the balancing weight 27.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a residual electric quantity discharging device for ternary lithium battery monomer electric core, includes reaction tank (1) that holds ternary lithium battery monomer electric core and carries out discharge reaction and takes out ternary lithium battery monomer electric core take out unit (2), its characterized in that: a taking-out unit (2) is fixedly arranged on the reaction tank (1); wherein:
the reaction tank (1) comprises a square tank (11), sodium sulfate solution is contained in the square tank (11), a cooling frame (12) is fixedly installed in the square tank (11), a filtering frame (13) is fixedly installed at the lower end of the square tank (11), a uniform frame (14) is fixedly installed in the square tank (11), the uniform frame (14) is fixedly connected with the filtering frame (13), a feeding frame (15) is fixedly installed at the upper end of the square tank (11), and sodium hydroxide solution is contained in the feeding frame (15);
the bottom of the square pool (11) is provided with an arc-shaped conical groove (111), the lower end of the arc-shaped conical groove (111) is provided with a sewage outlet (112), the lower end of the sewage outlet (112) is fixedly provided with a filtering frame (13), the inner wall and the outer surface of the square pool (11) are fixedly provided with ceramic plates (113), the square pool (11) is uniformly provided with hooked channels (114), the hooked channels (114) are communicated, and the rear side of the square pool (11) and the upper end of the bent channel positioned in the middle of the square pool (11) are provided with communication channels (115);
the filtering frame (13) comprises a right-angle bent pipe (131), and the right-angle bent pipe (131) is fixedly arranged at the lower end of the square tank (11);
the uniform frame (14) comprises a square spiral pipe (141), the inner end of the square pool (11) is fixedly provided with the square spiral pipe (141), the inner end of the square spiral pipe (141) is uniformly and fixedly provided with a water outlet (142), one end of the square spiral pipe (141) is communicated with the inside of the square pool (11), and the other end of the square spiral pipe (141) is fixedly connected with the filter frame (13);
the feeding frame (15) comprises a material containing box (152), a material containing box (152) is fixedly arranged at the rear end of the reaction tank (1), sodium hydroxide solution is contained in the material containing box (152), a discharging pipe (151) is fixedly arranged at the front end of the material containing box (152), a feeding pipe (153) is fixedly arranged at the upper end of the material containing box (152), a glass plug (154) is connected with the inner end of the upper side of the feeding pipe (153) in a threaded connection mode, an acid and alkali resistant self-priming pump (155) is fixedly arranged at the tail end of the discharging pipe (151), and the acid and alkali resistant self-priming pump (155) is connected with the communication channel (115);
the taking-out unit (2) comprises an electric push rod (21), the electric push rod (21) is fixedly arranged on the left side and the right side of the square pool (11), a fixed cylinder (22) is fixedly arranged at the upper end of the electric push rod (21), a support column (23) is fixedly connected to the upper end of the fixed cylinder (22) in a rotating mode, a stepping motor I (24) is fixedly arranged at the left end of the fixed cylinder (22) through a motor base, an output shaft of the stepping motor I (24) is fixedly connected with the support column (23) through a coupler, positioning groups are symmetrically and fixedly arranged at the upper end and the lower end of the support column (23), the positioning groups are formed by square columns (25) which are symmetrically arranged in a left-right mode, a containing basket (26) is fixedly arranged at the bottom of the containing basket (26), and a balancing weight (27) is fixedly arranged between the square columns (25).
2. The residual charge discharging device for ternary lithium battery cell of claim 1, wherein: the cooling rack (12) comprises a cooling bent pipe (121), the cooling bent pipe (121) is fixedly installed in the square tank (11), the tail end of the cooling bent pipe (121) is fixedly provided with an extension pipe (122), the tail end of one side of the extension pipe (122) is fixedly provided with a water pump (123), a spiral cooling pipe (124) is fixedly installed between the water pump (123) and the extension pipe (122) at the other side, and the cooling bent pipe (121) and the spiral cooling pipe (124) are filled with cooling liquid.
3. The residual charge discharging device for ternary lithium battery cell of claim 1, wherein: the utility model discloses a right angle return bend, including right angle return bend (131) inner wall fixed mounting has filter (132), toper discharge gate (133) have been seted up in right angle return bend (131) downside and be located filter (132) left side, be connected with rubber buffer (134) with threaded connection's mode in the discharge gate, right angle return bend (131) outer wall rotation is connected with annular (135), annular (135) inner wall fixed mounting has magnet piece (136), filter (132) left end rotation is connected with strike off board (137), strike off board (137) left end fixed mounting has magnetism to inhale piece (138), even frame (14) and right angle return bend (131) terminal fixed connection.
4. The residual charge discharging device for ternary lithium battery cell of claim 1, wherein: the containing basket (26) comprises a grid basket (261), grid baskets (261) are connected between the square columns (25) which are symmetrical left and right in a common rotation mode, sponge blocks (262) are fixedly arranged on the surface of each grid basket (261), separation grid plates (263) are arranged at the inner ends of the grid baskets (261), and sponge plates (264) are fixedly arranged on the surfaces of the separation grid plates (263).
5. The residual charge discharging device for ternary lithium battery cell of claim 1, wherein: the PH detector (101) is fixedly arranged on the front side of the square pool (11), the temperature display instrument (102) is fixedly arranged on the front side of the square pool (11) and positioned on the right side of the PH detector (101), and the timer (103) is fixedly arranged on the outer wall of the front end of the square pool (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310236546.6A CN116073003B (en) | 2023-03-13 | 2023-03-13 | Residual electric quantity discharging device for ternary lithium battery single cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310236546.6A CN116073003B (en) | 2023-03-13 | 2023-03-13 | Residual electric quantity discharging device for ternary lithium battery single cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116073003A CN116073003A (en) | 2023-05-05 |
| CN116073003B true CN116073003B (en) | 2023-07-14 |
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| CN116073003A (en) | 2023-05-05 |
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