CN114050353A - Household solar storage battery discharge controller for improving winter discharge capacity - Google Patents
Household solar storage battery discharge controller for improving winter discharge capacity Download PDFInfo
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- CN114050353A CN114050353A CN202210040621.7A CN202210040621A CN114050353A CN 114050353 A CN114050353 A CN 114050353A CN 202210040621 A CN202210040621 A CN 202210040621A CN 114050353 A CN114050353 A CN 114050353A
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- storage battery
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- solar storage
- winter
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- 230000006835 compression Effects 0.000 claims abstract description 26
- 238000007906 compression Methods 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 claims abstract description 10
- 239000000428 dust Substances 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 17
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 abstract description 10
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 239000002253 acid Substances 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the technical field of solar storage batteries, and discloses a household solar storage battery discharge controller for improving winter discharge capacity. This improve house solar battery discharge controller of winter discharge ability, when battery temperature is lower, the air of one-way admission valve intermittent type nature absorption this moment can be by the reciprocal friction heating from top to bottom of activity friction disc and the fixed friction disc, the air in the sealed intracavity of second T shaped plate compression this moment, make the air further by the compression heating, the air through twice heating this moment can enter into the space that the battery body was located, thereby reached and be convenient for heat the space that the battery was located winter, avoid the electric quantity decay to increase, improve the effect of battery electric capacity in winter.
Description
Technical Field
The invention relates to the technical field of solar storage batteries, in particular to a household solar storage battery discharge controller for improving the discharge capacity in winter.
Background
The solar storage battery is an application of a storage battery in solar photovoltaic power generation, and four types of lead-acid maintenance-free storage batteries, common lead-acid storage batteries, colloid storage batteries and alkaline nickel-cadmium storage batteries are adopted. The solar storage battery widely used in China mainly comprises: lead-acid maintenance-free storage batteries and colloid storage batteries are suitable for solar power systems with reliable performance because of the inherent maintenance-free characteristic and the characteristic of less pollution to the environment.
The existing household solar storage battery system has the problems that the electric quantity attenuation speed is increased, the electricity storage capacity is reduced and the like in cold weather in winter, the storage and the use of a storage battery are seriously influenced, in summer, the storage battery set can generate a large amount of heat when being used, the storage battery set is usually placed in a box body, a radiating net on the side face of the box body can block dust after being used for a long time, the heat dissipation of the storage battery is further influenced, the storage battery can be overheated, and further, the fire disaster is caused.
Disclosure of Invention
Aiming at the defects of the prior art, in order to solve the problems, the invention provides the following technical scheme: a household solar storage battery discharge controller for improving the discharge capacity in winter comprises a temperature control assembly, wherein a sealing cavity is arranged in the temperature control assembly, a first eccentric disc is movably connected in the sealing cavity, a first motor is fixedly connected to one side of the first eccentric disc, a first T-shaped plate is slidably connected to the bottom of the first eccentric disc, a movable friction plate is fixedly connected to the side wall of the first T-shaped plate, a fixed friction plate is slidably connected to one side of the movable friction plate, a one-way air inlet valve is fixedly connected to the side wall of the sealing cavity, a sliding block is fixedly connected to the bottom of the first T-shaped plate, a compression cavity is arranged in the sliding block, a second T-shaped plate is slidably connected to the bottom of the compression cavity, a first supporting spring is fixedly connected to the top of the second T-shaped plate, and a one-way air outlet valve is fixedly connected to the side wall of the sliding block, and the bottom of the sliding block is fixedly connected with a second supporting spring.
Still include the dust cleaning component, the inside of dust cleaning component is equipped with the second motor, the output shaft fixedly connected with second eccentric disc of second motor, the top sliding connection of second eccentric disc has the diaphragm, the lateral wall fixedly connected with sliding plate of diaphragm, the outer wall sliding connection of sliding plate one end has the spout, one side fixedly connected with brush of sliding plate, the brush hair side sliding connection of brush has the radiator-grid.
Still include the casing, the inside of casing is equipped with battery body, the inside bottom of casing is equipped with accuse temperature subassembly, the inside of casing is equipped with the dust cleaning subassembly.
Furthermore, the sealed cavity is arranged in the shell, and the inside of the sealed cavity is communicated with the outside of the shell through a one-way air inlet valve, so that air inlet is facilitated.
Furthermore, the fixed friction plate is fixedly connected to the side wall in the sealing cavity, so that friction heating is facilitated.
Furthermore, the compression cavity is communicated with the space where the storage battery body is located through the one-way air outlet valve, so that hot air is conveniently introduced into the storage battery body.
Furthermore, one side of the first supporting spring, which is far away from the second T-shaped plate, is fixedly connected inside the compression cavity, so that the second T-shaped plate can be conveniently reset inside the compression cavity.
Furthermore, one side fixed connection that second supporting spring kept away from the sliding block is in the inside bottom of sealed chamber, and the sliding block of being convenient for resets.
Furthermore, the upper side and the lower side of the sliding plate are both connected with sliding grooves in a sliding mode, and therefore the sliding plate can slide stably.
Furthermore, the both sides of casing all are equipped with the radiator-grid, just the inside of casing is equipped with temperature sensor, and this temperature sensor has the electric connection relation with first motor and second motor, is convenient for control first motor and second motor and opens and stop.
Compared with the prior art, the invention provides the household solar storage battery discharge controller for improving the winter discharge capacity, which has the following beneficial effects:
1. the household solar storage battery discharge controller for improving the winter discharge capacity is used by matching the first motor and the first eccentric disc, the sliding block, the first T-shaped plate, the one-way air inlet valve, the movable friction plate, the fixed friction plate, the second T-shaped plate and the sealing cavity, the temperature of the storage battery in winter is lower, the first motor drives the first eccentric disc to eccentrically move at the moment, the sliding block and the first T-shaped plate are further made to periodically reciprocate up and down, air intermittently absorbed by the one-way air inlet valve is heated by the up and down reciprocating friction of the movable friction plate and the fixed friction plate, the heated air enters the inside of the compression cavity, the second T-shaped plate is further made to compress the air in the sealing cavity, the air is further compressed and heated, the air heated twice enters the space where the storage battery body is located at the moment, and therefore the purpose of being convenient for heating the space where the storage battery in winter is achieved, the electric quantity attenuation is prevented from increasing, and the effect of the winter electricity storage capacity of the storage battery is improved.
2. This improve house solar battery discharge controller of winter discharge ability, through second motor and second eccentric disc, the sliding plate, the spout, the brush, the cooperation of radiator-grid is used, when the temperature of storage battery work surpassed the default, the second motor drives the eccentric rotation of second eccentric disc this moment, further make the sliding plate at the inside periodic up-and-down motion of spout, the inside of radiator-grid is cleaned from top to bottom to the brush periodicity this moment, make the inside dust of radiator-grid cleaned away by automatic, thereby reached and be convenient for automatic clearance filter screen inside dust avoid the filter screen deposition to lead to the effect of the overheated increasing means security of battery.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the housing structure of the present invention;
FIG. 3 is a schematic cross-sectional perspective view of the slider of the present invention;
FIG. 4 is a schematic diagram of the movement of the slider structure according to the present invention;
FIG. 5 is an enlarged view of the structure A of FIG. 2 according to the present invention;
FIG. 6 is an enlarged view of the structure B in FIG. 2 according to the present invention.
In the figure: 1. a housing; 2. a battery body; 3. a temperature control assembly; 4. a dust removal assembly; 301. sealing the cavity; 302. a first eccentric disc; 303. a first motor; 304. a first T-shaped plate; 305. a movable friction plate; 306. fixing the friction plate; 307. a one-way intake valve; 308. a slider; 309. a compression chamber; 310. a second T-shaped plate; 311. a first support spring; 312. a one-way air outlet valve; 313. a second support spring; 401. a second motor; 402. a second eccentric disc; 403. a transverse plate; 404. a sliding plate; 405. a chute; 406. a brush; 407. a heat-dissipating network.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the household solar storage battery discharge controller for improving the winter discharge capacity is as follows:
referring to fig. 1-6, a household solar battery discharge controller for improving winter discharge capacity includes a temperature control assembly 3, a sealing cavity 301 is disposed inside the temperature control assembly 3, the sealing cavity 301 is disposed inside a housing 1, the sealing cavity 301 is communicated with the outside of the housing 1 through a one-way air inlet valve 307 for facilitating air intake, the sealing cavity 301 is movably connected with a first eccentric disc 302, one side of the first eccentric disc 302 is fixedly connected with a first motor 303, the bottom of the first eccentric disc 302 is slidably connected with a first T-shaped plate 304, the side wall of the first T-shaped plate 304 is fixedly connected with a movable friction plate 305, one side of the movable friction plate 305 is slidably connected with a fixed friction plate 306, the fixed friction plate 306 is fixedly connected with the side wall inside the sealing cavity 301 for facilitating frictional heating, the side wall of the sealing cavity 301 is fixedly connected with the one-way air inlet valve 307, the bottom of the first T-shaped plate 304 is fixedly connected with a sliding block 308, sliding block 308's inside is equipped with compression chamber 309, the inside bottom sliding connection of compression chamber 309 has second T-shaped plate 310, the bottom fixed connection of second T-shaped plate 310 is in the inside bottom of sealed chamber 301, the first supporting spring 311 of top fixedly connected with of second T-shaped plate 310, one side fixed connection that second T-shaped plate 310 was kept away from to first supporting spring 311 is in the inside of compression chamber 309, be convenient for second T-shaped plate 310 resets in compression chamber 309 is inside, sliding block 308's lateral wall fixedly connected with one-way air outlet valve 312, compression chamber 309 is linked together through the space that one-way air outlet valve 312 and battery body 2 were located, be convenient for let in battery body 2 department with steam, sliding block 308's bottom fixedly connected with second supporting spring 313, one side fixed connection that sliding block 308 was kept away from to second supporting spring 313 is in the inside bottom of sealed chamber 301, be convenient for sliding block 308 resets.
Still include dust cleaning assembly 4, dust cleaning assembly 4's inside is equipped with second motor 401, second motor 401's output shaft fixedly connected with second eccentric disc 402, the top sliding connection of second eccentric disc 402 has diaphragm 403, the lateral wall fixedly connected with sliding plate 404 of diaphragm 403, the outer wall sliding connection of sliding plate 404 one end has spout 405, the equal sliding connection in upper and lower both sides of sliding plate 404 has spout 405, the sliding plate 404 of being convenient for steadily slides, one side fixedly connected with brush 406 of sliding plate 404, the brush hair side sliding connection of brush 406 has radiator-grid 407.
Still include casing 1, casing 1's both sides all are equipped with radiator-grid 407, and casing 1's inside is equipped with temperature sensor, and this temperature sensor has the electric connection relation with first motor 303 and second motor 401, is convenient for control first motor 303 and second motor 401 and opens and stop, casing 1's inside is equipped with battery body 2, casing 1 inside bottom is equipped with accuse temperature subassembly 3, casing 1's inside is equipped with dust cleaning assembly 4.
The working principle is that when the temperature-sensing type electric energy storage battery is used in winter, the temperature of the storage battery is low, the temperature sensor is arranged inside the shell 1 and can detect that the temperature around the storage battery is low, and the temperature sensor is electrically connected with the first motor 303 and can control the first motor 303 to start.
Because the first eccentric disc 302 is movably connected inside the sealed cavity 301, and the first motor 303 is fixedly connected to one side of the first eccentric disc 302, the first motor 303 can drive the first eccentric disc 302 to eccentrically move at the moment, and because the bottom of the first eccentric disc 302 is slidably connected with the first T-shaped plate 304, the first T-shaped plate 304 intermittently moves downwards at the moment, and because the bottom of the first T-shaped plate 304 is fixedly connected with the sliding block 308, the bottom of the sliding block 308 is fixedly connected with the second supporting spring 313, and one side of the second supporting spring 313 far away from the sliding block 308 is fixedly connected to the bottom inside the sealed cavity 301, at the moment, under the action of the second supporting spring 313, the sliding block 308 and the first T-shaped plate 304 periodically reciprocate upwards and downwards.
Because the inside of the sliding block 308 is provided with the compression cavity 309, the sliding block 308 can reciprocate up and down periodically in the compression cavity 309 at this time, and because the inside of the sealed cavity 301 is communicated with the outside of the housing 1 through the one-way air inlet valve 307, the sealed cavity 301 can intermittently suck outside air through the one-way air inlet valve 307 at this time.
Because the side wall of the first T-shaped plate 304 is fixedly connected with the movable friction plate 305, one side of the movable friction plate 305 is slidably connected with the fixed friction plate 306, and the fixed friction plate 306 is fixedly connected with the side wall inside the sealed cavity 301, the movable friction plate 305 and the fixed friction plate 306 can rub up and down to generate a large amount of heat, and at this time, the air entering the sealed cavity 301 through the one-way air inlet valve 307 is heated.
Because the inside of the sliding block 308 is provided with the compression cavity 309, the heated gas can enter the inside of the compression cavity 309, because the bottom inside the compression cavity 309 is connected with the second T-shaped plate 310 in a sliding manner, the bottom of the second T-shaped plate 310 is fixedly connected to the bottom inside the sealed cavity 301, at this time, the sliding block 308 can drive the compression cavity 309 to slide up and down on the outer wall of the second T-shaped plate 310, at this time, the second T-shaped plate 310 can compress the air inside the sealed cavity 301, so that the heated air is further compressed and heated, and because the compression cavity 309 is communicated with the space where the storage battery body 2 is located through the one-way air outlet valve 312, the air which is heated twice at this time can enter the space where the storage battery body 2 is located, at this time, the temperature where the storage battery body 2 is located can be raised, thereby achieving convenience in heating the space where the storage battery is located in winter, and avoiding the increase of electric quantity attenuation, the effect of improving the winter electricity storage capacity of the storage battery is achieved.
In summer, the battery pack works to generate a large amount of heat, when the temperature inside the casing 1 exceeds a preset value, because the temperature sensor is electrically connected with the second motor 401, the second motor 401 can be started, because the output shaft of the second motor 401 is fixedly connected with the second eccentric disc 402, the second eccentric disc 402 can eccentrically rotate, because the top of the second eccentric disc 402 is slidably connected with the transverse plate 403, the transverse plate 403 can periodically move up and down, because the side wall of the transverse plate 403 is fixedly connected with the sliding plate 404, the upper side and the lower side of the sliding plate 404 are both slidably connected with the sliding groove 405, the sliding plate 404 can periodically move up and down inside the sliding groove 405, because one side of the sliding plate 404 is fixedly connected with the brush 406, and the brush 406 is slidably connected with the heat dissipation net 407, the brush 406 can periodically clean up and down inside the heat dissipation net 407, the inside dust of radiator-grid 407 can be cleaned away by automation this moment to reach and be convenient for clear up the inside dust of filter screen automatically and avoid the filter screen deposition to lead to the overheated effect that improves the device security of battery.
In summary, in the household solar storage battery discharge controller for improving the winter discharge capability, the temperature of the storage battery in winter is low, at this time, the first motor 303 drives the first eccentric disc 302 to perform eccentric motion, so as to further enable the sliding block 308 and the first T-shaped plate 304 to perform periodic up-and-down reciprocating motion, at this time, air intermittently sucked by the one-way air inlet valve 307 is subjected to up-and-down reciprocating friction heating by the movable friction plate 305 and the fixed friction plate 306, at this time, heated air enters the compression cavity 309, so as to further enable the second T-shaped plate 310 to compress air in the sealing cavity 301, so as to further compress and heat air, at this time, air subjected to twice heating enters the space where the storage battery body 2 is located, thereby achieving the effects of facilitating heating of the space where the storage battery is located in winter, avoiding the increase of electric quantity attenuation, and improving the winter power storage capability of the storage battery.
When the working temperature of the storage battery pack exceeds a preset value, the second motor 401 drives the second eccentric disc 402 to eccentrically rotate at the moment, the sliding plate 404 is further made to periodically move up and down in the sliding groove 405, the brush 406 periodically cleans the inside of the radiating net 407 up and down at the moment, and dust in the radiating net 407 is automatically cleaned out, so that the effect of facilitating automatic cleaning of dust in the filter screen to avoid dust deposition in the filter screen to cause overheating of the storage battery and improve the safety of the device is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an improve house solar energy battery discharge controller of winter discharge ability, includes accuse temperature subassembly (3), its characterized in that: the inside of accuse temperature subassembly (3) is equipped with seal chamber (301), the inside swing joint of seal chamber (301) has first eccentric disc (302), one side fixedly connected with first motor (303) of first eccentric disc (302), the bottom sliding connection of first eccentric disc (302) has first T shaped plate (304), the lateral wall fixedly connected with activity friction disc (305) of first T shaped plate (304), one side sliding connection of activity friction disc (305) has fixed friction disc (306), the lateral wall fixedly connected with one-way admission valve (307) of seal chamber (301), the bottom fixedly connected with sliding block (308) of first T shaped plate (304), the inside of sliding block (308) is equipped with compression chamber (309), the bottom sliding connection of compression chamber (309) inside has second T shaped plate (310), the top fixedly connected with first supporting spring (311) of second T shaped plate (310), the lateral wall fixedly connected with one-way air outlet valve (312) of sliding block (308), the bottom fixedly connected with second supporting spring (313) of sliding block (308).
2. The household solar storage battery discharge controller for improving winter discharge capacity according to claim 1, characterized in that: still include dust removal subassembly (4), the inside of dust removal subassembly (4) is equipped with second motor (401), the output shaft fixedly connected with second eccentric disc (402) of second motor (401), the top sliding connection of second eccentric disc (402) has diaphragm (403), the lateral wall fixedly connected with sliding plate (404) of diaphragm (403), the outer wall sliding connection of sliding plate (404) one end has spout (405), one side fixedly connected with brush (406) of sliding plate (404), the brush hair side sliding connection of brush (406) has radiator-grid (407).
3. The household solar storage battery discharge controller for improving winter discharge capacity according to claim 1, characterized in that: still include casing (1), the inside of casing (1) is equipped with battery body (2), the inside bottom of casing (1) is equipped with accuse temperature subassembly (3), the inside of casing (1) is equipped with dust cleaning component (4).
4. The household solar storage battery discharge controller for improving winter discharge capacity according to claim 1, characterized in that: the sealing cavity (301) is arranged inside the shell (1), and the inside of the sealing cavity (301) is communicated with the outside of the shell (1) through a one-way air inlet valve (307).
5. The household solar storage battery discharge controller for improving winter discharge capacity according to claim 1, characterized in that: the fixed friction plate (306) is fixedly connected to the side wall in the sealing cavity (301).
6. The household solar storage battery discharge controller for improving winter discharge capacity according to claim 1, characterized in that: the compression cavity (309) is communicated with the space where the storage battery body (2) is located through a one-way air outlet valve (312).
7. The household solar storage battery discharge controller for improving winter discharge capacity according to claim 1, characterized in that: one side of the first supporting spring (311) far away from the second T-shaped plate (310) is fixedly connected to the inside of the compression cavity (309).
8. The household solar storage battery discharge controller for improving winter discharge capacity according to claim 1, characterized in that: and one side of the second supporting spring (313) far away from the sliding block (308) is fixedly connected to the bottom inside the sealed cavity (301).
9. The household solar storage battery discharge controller for improving winter discharge capacity according to claim 2, characterized in that: the upper side and the lower side of the sliding plate (404) are both connected with sliding grooves (405) in a sliding mode.
10. The household solar storage battery discharge controller for improving winter discharge capacity according to claim 3, characterized in that: both sides of casing (1) all are equipped with radiator-grid (407), just the inside of casing (1) is equipped with temperature sensor, and this temperature sensor has the electric connection relation with first motor (303) and second motor (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210040621.7A CN114050353B (en) | 2022-01-14 | 2022-01-14 | Household solar storage battery discharge controller for improving winter discharge capacity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210040621.7A CN114050353B (en) | 2022-01-14 | 2022-01-14 | Household solar storage battery discharge controller for improving winter discharge capacity |
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| CN114050353B CN114050353B (en) | 2022-04-19 |
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| CN215418444U (en) * | 2021-04-21 | 2022-01-04 | 军德(辽宁)再生资源科技有限公司 | Polymer electric core power battery with dustproof function for electric automobile |
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