CN114937824A - Lithium battery discharge process protection system and protection method thereof - Google Patents
Lithium battery discharge process protection system and protection method thereof Download PDFInfo
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- CN114937824A CN114937824A CN202210599201.2A CN202210599201A CN114937824A CN 114937824 A CN114937824 A CN 114937824A CN 202210599201 A CN202210599201 A CN 202210599201A CN 114937824 A CN114937824 A CN 114937824A
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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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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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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Abstract
The invention provides a lithium battery discharge process protection system and a protection method thereof, relating to the technical field of discharge protection and comprising the following steps: the bottom plate, the bottom plate is the rectangle platelike structure, and the both sides of every bottom plate are equipped with a slider respectively, and the top of every slider is equipped with a stress head, and the stress head is L shape structure, and the top side of stress head is the slope column structure, and the intermediate position of stress head is equipped with the round hole. This device is when using, the bottom plate can utilize the stress head to receive the mobile power of kicking part, make the stress head can drive two bottom plate atress displacements, make the bottom plate can drive the contact and move together, make the contact can contact with the circuit, because the contact is the rubber material, when making it contact with the circuit, can the antiskid fixed, and then improve fixed effect, reduce the risk that the circuit breaks away from, discharge process protection system has been solved, discharge control module's line connection simultaneously after, there is the risk that breaks away from, lack the problem of the structure of supplementary fixed circuit.
Description
Technical Field
The invention relates to the technical field of discharge protection, in particular to a lithium battery discharge process protection system and a lithium battery discharge process protection method.
Background
When the lithium battery discharges, the performance or the service life of the battery is influenced by a large discharge capacitor, particularly, after the lithium battery is used for a period of time, the capacity of the battery is reduced, the internal resistance of the battery is increased, at the same time, the battery is discharged by using large current, and the discharge current is lower than the discharge overcurrent protection current value, so that the voltage of the battery is pulled below the over-discharge protection voltage, the service life of the lithium battery is influenced, the aging of the lithium battery is accelerated, and a discharge process protection system is needed;
however, in terms of the conventional discharge process protection system, the discharge control module is poor in fixing effect, and lacks an auxiliary limiting and fixing structure, and after the discharge control module is connected with a circuit, there is a risk of separation, lacks an auxiliary circuit fixing structure, and lacks a structure for triggering a fixed circuit by using component installation force.
Disclosure of Invention
In view of this, the present invention provides a lithium battery discharge process protection system and a protection method thereof, which have an auxiliary groove, wherein the auxiliary groove can be fixed in an anti-slip contact manner with an installation position, so as to improve a fixing effect of a lithium battery discharge control module and avoid separation.
The invention provides a lithium battery discharge process protection system and a protection method thereof, which specifically comprise the following steps: a lithium battery discharge control module; the lithium battery discharge control module is electrically connected with the DSP main control chip, the DSP main control chip is electrically connected with the discharge monitoring module, the lithium battery discharge control module is electrically connected with the lithium battery information acquisition module, the lithium battery information acquisition module is electrically connected with the current-limiting protection module, and a connecting hole is formed in the rear corner position of the lithium battery discharge control module; auxiliary grooves which are uniformly arranged are arranged behind the lithium battery discharge control module and consist of arc-shaped grooves which are compactly arranged; the lithium battery discharging control module comprises a top piece, a rectangular groove, side plates, an inserting rod and a wedge-shaped structure, wherein the top piece is of a rectangular structure and is installed at the top end of the lithium battery discharging control module; the bottom plate, the bottom plate is the rectangular plate structure, and the bottom plate is equipped with two altogether, and two bottom plate symmetries are installed in lithium cell discharge control module's bottom, and the both sides of every bottom plate are equipped with a slider respectively, and the top of every slider is equipped with a stress head, and the stress head is L shape structure, and the top side of stress head is slope column structure, and the intermediate position of stress head is equipped with the round hole.
Optionally, two sides of the lithium battery discharge control module are respectively provided with a side groove, the side grooves are in a T-shaped structure, a bottom piece is arranged on the outer side of the bottom of the lithium battery discharge control module, and the bottom piece is in a rectangular frame structure; the two ends of the bottom piece are respectively provided with a moving groove which is of a Chinese character 'Zhong' structure, a guide piece is arranged above the two ends of the bottom plate respectively, the guide piece is of an I-shaped structure, the section of the middle position of the guide piece is of a cylindrical structure, the middle position of the guide piece is sleeved with a spring, and the middle position of the guide piece is inserted into the round hole of the stress head.
Optionally, the side plates are of a T-shaped structure, the side plates are embedded inside the auxiliary grooves, an inner groove is formed inside each side plate, and the inner grooves are of a T-shaped structure; an inner pipe is arranged in each inner groove, the inner pipe is of a rectangular tubular structure, the top end of the inner pipe is communicated with the inside of the top piece, and a through hole is formed in the rear side of each side plate and is of a circular structure; every a carriage release lever has been inserted to the inside of through-hole, and the carriage release lever is T shape axle construction, and the position of carriage release lever corresponds with the position of connecting hole, and the outside cover of carriage release lever is equipped with the spring, and the rear of every carriage release lever is equipped with a travelling head, and the travelling head is circular platelike structure, and the rear end of travelling head is equipped with the cross arch.
Optionally, three embedded grooves are formed in the outer side of each bottom plate, each embedded groove is of a rectangular structure, each sliding block is of an I-shaped structure, and each sliding block is embedded in each moving groove; every the inboard of bottom plate is equipped with a recess, and the inside embedding of recess has the contact, and the contact is the U-shaped structure, and the contact is the rubber material, and the outside of every contact is equipped with three fixed block, and the fixed block is the U-shaped structure, and the fixed block embedding is in the inside of embedded groove.
Optionally, the method comprises the following steps:
01. firstly, a control discharge monitoring module, a DSP (digital signal processor) main control chip, a lithium battery discharge control module, a lithium battery information acquisition module and a current-limiting protection module are installed, then the control discharge monitoring module is electrically connected with the DSP main control chip, the DSP main control chip is electrically connected with the lithium battery discharge control module, the lithium battery discharge control module is electrically connected with the lithium battery information acquisition module, and the lithium battery information acquisition module is connected with the current-limiting protection module;
02. after the lithium battery discharge control module is installed, the auxiliary groove can be in anti-skid contact with the installation, then a connected line is embedded into a connecting groove of the lithium battery discharge control module, and then the bolt is controlled to rotate, so that the line is extruded and fixed;
03. then the top piece is controlled to be installed through manpower, the top piece is installed above the lithium battery discharge control module, the side plate is inserted into the auxiliary groove, the heavy block is added into the top piece, or cooling liquid is added into the top piece, a spring on the outer side of the moving rod can be extended, the moving head is pushed to move by continuous stress, the cross-shaped protrusion of the moving head can be embedded into the cross-shaped groove of the bolt, and the bolt is prevented from loosening;
04. after the top piece is installed downwards, the inserting rod can be driven to move together, the bottom end of the inserting rod can be contacted with the stress head, so that the stress head can be subjected to transverse displacement power, the two bottom plates can be driven to move together, the two contact pieces can be in anti-skid contact with a circuit, the circuit can be limited and fixed by anti-skid, and the circuit is prevented from loosening and separating;
05. after the lithium cell discharges, the monitoring module that discharges can monitor the electric current that discharges, then the electric current is carried and is given DSP main control chip, make DSP main control chip control current circulation, then the electric current enters into the inside of lithium cell discharge control module, make lithium cell discharge control module can control the electric current that discharges and circulate, then carry the electric current for lithium cell information acquisition module, then give current-limiting protection module with the electric current transport, make current-limiting protection module can control current output, avoid the lithium cell excessive output, avoid influencing the life of lithium cell, to this end, accomplish the discharge process protection of lithium cell.
Advantageous effects
According to the discharge control module of the discharge process protection system of each embodiment of the invention, compared with the discharge control module of the traditional discharge process protection system, the stress head is arranged, so that the stress head can receive force displacement, and then the two bottom plates can be automatically pushed, thereby clamping and fixing the line and reducing the risk of line separation.
In addition, the auxiliary groove can be arranged behind the lithium battery discharge control module when the device is used, so that after the lithium battery discharge control module is installed, the auxiliary groove can increase the anti-sliding contact effect with an installation surface, the fixing effect is further improved, after the lithium battery discharge control module is loosened, the auxiliary groove can be in sliding contact and fixed, the fixing effect is further improved, and the risk of separation of the lithium battery discharge control module is reduced;
in addition, by arranging the bottom plate, when the device is used, the bottom plate can receive the moving power of the jacking piece by utilizing the stress head, so that the stress head can drive the two bottom plates to move under stress, the bottom plates can drive the contact pieces to move together, and the contact pieces can be contacted with a circuit;
in addition, by arranging the inserted bar, after the ejecting piece is installed, the ejecting piece can drive the inserted bar to move together through the side plate for use, and as the bottom of the inserted bar is of a wedge-shaped structure and the outer end of the stress head is of an inclined structure, after the ejecting piece drives the inserted bar to move downwards, the inserted bar can be in contact with the stress head, so that the stress head can drive the bottom plates to move transversely, the two bottom plates can clamp and fix the circuit, and further the fixing effect is improved;
in addition, through setting up the current-limiting protection module, make this system when using, when discharging, the output that current-limiting protection module can the limiting current, control is discharged, and then makes the lithium cell can be reasonable discharge and use, avoids influencing the life of lithium cell.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings in the following description relate to only some embodiments of the invention and are not intended to limit the invention.
In the drawings:
fig. 1 is a schematic diagram illustrating a three-dimensional structure of a lithium battery discharge control module of a discharge process protection system according to an embodiment of the present invention;
FIG. 2 illustrates a block diagram of system components of a discharge process protection system, according to an embodiment of the invention;
FIG. 3 is a schematic diagram illustrating an exploded perspective view of a lithium battery discharge control module of a discharge process protection system in accordance with an embodiment of the present invention;
FIG. 4 is a schematic diagram illustrating an exploded bottom view of a lithium battery discharge control module of a discharge process protection system in accordance with an embodiment of the present invention;
FIG. 5 is a schematic diagram illustrating a front perspective structure of a lithium battery discharge control module of a discharge process protection system according to an embodiment of the present invention;
FIG. 6 shows a schematic view of a top piece perspective structure of a discharge process protection system according to an embodiment of the invention;
FIG. 7 illustrates a schematic diagram of a top exploded bottom view of a discharge process protection system in accordance with an embodiment of the present invention;
fig. 8 shows a schematic view of a exploded perspective structure of a backplane of a discharge process protection system according to an embodiment of the invention.
List of reference numerals
1. A lithium battery discharge control module; 101. an auxiliary groove; 102. a side groove; 103. a bottom piece; 104. a moving groove; 105. a guide;
2. a top piece; 201. a side plate; 202. an inner tank; 203. an inner tube; 204. inserting a rod; 205. a through hole; 206. a travel bar; 207. a moving head;
3. a base plate; 301. embedding the groove; 302. a slider; 303. a stress head; 304. a contact member; 305. and fixing blocks.
Detailed Description
In order to make the objects, aspects and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail with reference to the accompanying drawings. Unless otherwise indicated, terms used herein have the ordinary meaning in the art. Like reference symbols in the various drawings indicate like elements.
Example (b): please refer to fig. 1 to fig. 8:
the invention provides a lithium battery discharge process protection system and a protection method thereof, wherein the protection system comprises the following steps: a lithium battery discharge control module 1; the lithium battery discharge control module 1 is electrically connected with the DSP main control chip, so that the DSP main control chip can control discharge current, the DSP main control chip is electrically connected with the discharge monitoring module and can monitor discharge, the lithium battery discharge control module 1 is electrically connected with the lithium battery information acquisition module, the lithium battery information acquisition module is electrically connected with the current-limiting protection module, and a connecting hole is formed in the rear corner position of the lithium battery discharge control module 1 and used for inserting a bolt so as to drive the lithium battery discharge control module 1 to be fixedly used; the auxiliary grooves 101 are uniformly arranged behind the lithium battery discharge control module 1, the auxiliary grooves 101 are formed by arc-shaped grooves which are compactly arranged, the auxiliary grooves 101 can be fixed with the installation position in an anti-slip contact manner, so that the fixing effect is improved, the lithium battery discharge control module 1 can be more stably installed, and meanwhile, the auxiliary grooves 101 can pass through air to assist the lithium battery discharge control module 1 in heat dissipation; the top piece 2 is of a rectangular structure, the top piece 2 is installed at the top end of the lithium battery discharge control module 1 and can be conveniently installed and used, a rectangular groove is formed in the top piece 2, a heavy block can be added for use, downward movement power of the top piece 2 is improved, cooling liquid can also be added, the cooling and heat dissipation effects are improved, two side plates 201 are respectively arranged on two sides of the bottom of the top piece 2, an inserting rod 204 is respectively arranged on two sides of the bottom of each side plate 201, the inserting rods 204 are of a rectangular structure, the bottoms of the inserting rods 204 are of wedge-shaped structures, when the top piece 2 is stressed to move downward, the inserting rods 204 can be in contact with the stress head 303, and due to the fact that the outer end of the stress head 303 is of an inclined structure, after the stress head 303 is stressed, the two bottom plates 3 can be stressed to move, a circuit is clamped and fixed, and the fixing effect is improved; the bottom plate 3, the bottom plate 3 is a rectangular plate-shaped structure, the bottom plate 3 is provided with two, two bottom plates 3 are symmetrically arranged at the bottom of the lithium battery discharge control module 1, so that the two bottom plates 3 can be stressed to displace at the bottom of the lithium battery discharge control module 1, and further the circuit is clamped and fixed, the circuit is prevented from being separated, two sides of each bottom plate 3 are respectively provided with a sliding block 302, the top end of each sliding block 302 is provided with a stress head 303, the stress head 303 is of an L-shaped structure, the top end side edge of the stress head 303 is of an inclined structure and is used for contacting with the bottom of the inserted link 204, when the inserted link 204 moves downwards, the stress head 303 can drive the bottom plate 3 to transversely displace, and further clamp the circuit, the middle position of the stress head 303 is provided with a round hole for inserting the guide piece 105, and the stress head 303 can drive the bottom plate 3 to guide and displace.
Referring to fig. 5, two sides of the lithium battery discharge control module 1 are respectively provided with a side groove 102, the side grooves 102 are in a T-shaped structure and are used for embedding and installing the side plates 201, so that the side plates 201 can drive the top member 2 to be installed and used together, the outer side of the bottom of the lithium battery discharge control module 1 is provided with a bottom member 103, and the bottom member 103 is in a rectangular frame structure and is used for assisting in installing the bottom plate 3; the two ends of the bottom piece 103 are respectively provided with a moving groove 104, the moving grooves 104 are of a Chinese character 'zhong' structure and are used for enabling the sliding block 302 to be used in a guiding and displacing mode, the guide piece 105 is arranged above the two ends of the bottom plate 3 respectively, the guide piece 105 is of an I-shaped structure, the section of the middle position of the guide piece 105 is of a cylindrical structure, the middle position of the guide piece 105 is sleeved with a spring, the middle position of the guide piece 105 is inserted into a round hole of the stress head 303, and the spring can push the stress head 303 to move outwards, so that the stress head 303 can be used in a guiding and displacing mode.
Referring to fig. 6 and 7, the side plates 201 are T-shaped, the side plates 201 are embedded in the auxiliary grooves 101, so that the side plates 201 can drive the top member 2 to be stably installed and used, an inner groove 202 is formed in each side plate 201, and the inner grooves 202 are T-shaped, so that wind can circulate in the inner parts, thereby assisting the lithium battery discharge control module 1 in dissipating heat; an inner pipe 203 is arranged in each inner groove 202, the inner pipe 203 is of a rectangular tubular structure, the top end of the inner pipe 203 is communicated with the inside of the top piece 2, so that cooling liquid can be arranged in the inner pipe to assist the lithium battery discharge control module 1 in heat dissipation, a through hole 205 is formed in the rear side of the side plate 201, and the through hole 205 is of a circular structure, so that the moving rod 206 can be moved in the through hole for use; a movable rod 206 is inserted into the inside of each through hole 205, the movable rod 206 is of a T-shaped shaft structure, the movable head 207 can be driven to be used together, the position of the movable rod 206 corresponds to the position of the connecting hole, the outer side of the movable rod 206 is sleeved with a spring, the spring can be continuously stressed and stretched, the movable head 207 is further pushed to move and use, the movable head 207 is arranged behind each movable rod 206, the movable head 207 is of a circular plate-shaped structure, the rear end of the movable head 207 is provided with a cross-shaped protrusion, the cross-shaped protrusion can be embedded into a cross-shaped groove of a bolt, and further the probability of loosening of the bolt is reduced.
Referring to fig. 8, three insertion grooves 301 are formed in the outer side of each bottom plate 3, each insertion groove 301 is of a rectangular structure and is used for inserting and installing a fixing block 305, so that the fixing block 305 can be positioned, installed and used, and each sliding block 302 is of an i-shaped structure and is inserted into the corresponding moving groove 104, so that the bottom plates 3 can be guided and displaced to be used; the inner side of each bottom plate 3 is provided with a groove, a contact element 304 is embedded in the groove, the contact element 304 is of a U-shaped structure, the contact element 304 is made of rubber, the contact element 304 can be stressed and fixed in anti-slip contact with a circuit, the fixing effect of the circuit is further improved, three fixing blocks 305 are arranged on the outer side of each contact element 304, the fixing blocks 305 are of U-shaped structures, and the fixing blocks 305 are embedded in the embedding grooves 301 and used for driving the contact elements 304 to be positioned, installed and used.
Optionally, the method comprises the following steps:
01. firstly, a control discharge monitoring module, a DSP (digital signal processor) main control chip, a lithium battery discharge control module 1, a lithium battery information acquisition module and a current-limiting protection module are installed, then the control discharge monitoring module is electrically connected with the DSP main control chip, the DSP main control chip is electrically connected with the lithium battery discharge control module 1, the lithium battery discharge control module 1 is electrically connected with the lithium battery information acquisition module, and the lithium battery information acquisition module is connected with the current-limiting protection module;
02. after the lithium battery discharge control module 1 is installed, the auxiliary groove 101 can be in anti-skid contact with the installation, then a connected line is embedded into a connecting groove of the lithium battery discharge control module 1, and then a bolt is controlled to rotate, so that the line is extruded and fixed;
03. then the top part 2 is controlled to be installed through manpower, the top part 2 is installed above the lithium battery discharge control module 1, the side plate 201 is inserted into the auxiliary groove 101, then a heavy block is added into the top part 2, or cooling liquid is added into the top part 2, so that a spring on the outer side of the moving rod 206 can be extended, the moving head 207 is pushed to move by continuous stress, the cross-shaped bulge of the moving head 207 can be embedded into the cross-shaped groove of the bolt, and the bolt is prevented from loosening;
04. after the top part 2 is installed downwards, the insertion rod 204 can be driven to move together, the bottom end of the insertion rod 204 can be in contact with the stress head 303, so that the stress head 303 can be subjected to transverse displacement power, the two bottom plates 3 can be driven to move together, the two contact elements 304 can be in anti-skid contact with a circuit, the circuit can be limited and fixed by skid resistance, and the circuit is prevented from loosening and separating;
05. after the lithium cell discharges, discharge current can be monitored by the discharge monitoring module, then current is carried and is given DSP main control chip, make DSP main control chip control current circulation, then the current enters into the inside of lithium cell discharge control module 1, make lithium cell discharge control module 1 can control the discharge current circulation, then carry the current and give lithium cell information acquisition module, then give current-limiting protection module with the current, make current-limiting protection module can control current output, avoid the lithium cell to excessively export, avoid influencing the life of lithium cell, so far, accomplish the discharge process protection of lithium cell.
The specific use mode and function of the embodiment are as follows: in the invention, when the device is needed, a discharge monitoring module, a DSP (digital signal processor) main control chip, a lithium battery discharge control module 1, a lithium battery information acquisition module and a current-limiting protection module are firstly controlled to be installed, then the discharge monitoring module is electrically connected with the DSP main control chip, the DSP main control chip is electrically connected with the lithium battery discharge control module 1, the lithium battery discharge control module 1 is electrically connected with the lithium battery information acquisition module, the lithium battery information acquisition module is connected with the current-limiting protection module, after the lithium battery discharge control module 1 is installed, an auxiliary groove 101 can be in anti-slip contact with the installation, so that the limiting and fixing effect is improved, then a connected circuit is embedded into a connecting groove of the lithium battery discharge control module 1, then a bolt is controlled to rotate, so that the circuit can be extruded and fixed, and then the top piece 2 is manually controlled to be installed, the top part 2 can be arranged above the lithium battery discharge control module 1, the side plate 201 can be inserted into the auxiliary groove 101, then the weight is added into the top part 2, or the cooling liquid is added into the top part 2, the top part 2 can be arranged, the spring outside the moving rod 206 can be extended, and then the moving head 207 is continuously pushed by stress to move, the cross-shaped bulge of the moving head 207 can be embedded into the cross-shaped groove of the bolt, so as to control the bolt and avoid the bolt from loosening, after the top part 2 is arranged downwards, the inserting rod 204 can be driven to move together, the bottom end of the inserting rod 204 can be contacted with the stress head 303, the stress head 303 can be subjected to transverse displacement power, the two bottom plates 3 can be driven to move together, the two contact elements 304 can be in anti-slip contact with the circuit, the circuit can be fixed by anti-slip limitation, and the circuit can be prevented from loosening and separating, after the lithium cell discharges, the monitoring module that discharges can monitor the electric current that discharges, then the electric current is carried and is given DSP main control chip, make DSP main control chip can control the electric current circulation, then the electric current enters into the inside of lithium cell discharge control module 1, make lithium cell discharge control module 1 can control the electric current circulation that discharges, then carry the electric current for lithium cell information acquisition module, then give current-limiting protection module with the electric current transport, make current-limiting protection module can control current output, avoid lithium cell excessive output, avoid influencing the life of lithium cell.
Finally, it should be noted that, when describing the positions of the components and the matching relationship between the components, the invention will be generally exemplified by one/a pair of components, however, it should be understood by those skilled in the art that such positions, matching relationship, etc. are also applicable to other components/other pairs of components.
The above description is intended to be illustrative of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.
Claims (9)
1. A lithium battery discharge process protection system and a protection method thereof are characterized in that the discharge process protection system comprises: a lithium battery discharge control module (1); the lithium battery discharge control module (1) is electrically connected with the DSP main control chip, the DSP main control chip is electrically connected with the discharge monitoring module, the lithium battery discharge control module (1) is electrically connected with the lithium battery information acquisition module, the lithium battery information acquisition module is electrically connected with the current-limiting protection module, and a connecting hole is formed in the rear corner position of the lithium battery discharge control module (1); auxiliary grooves (101) which are uniformly arranged are formed in the rear of the lithium battery discharge control module (1), and the auxiliary grooves (101) are formed by arc-shaped grooves which are compactly arranged; the lithium battery discharging control module comprises a top piece (2), wherein the top piece (2) is of a rectangular structure, the top piece (2) is installed at the top end of the lithium battery discharging control module (1), a rectangular groove is formed in the top piece (2), two sides of the bottom of the top piece (2) are respectively provided with a side plate (201), two sides of the bottom of each side plate (201) are respectively provided with an inserting rod (204), each inserting rod (204) is of a rectangular structure, and the bottom of each inserting rod (204) is of a wedge-shaped structure; bottom plate (3), bottom plate (3) are rectangle platelike structure, and bottom plate (3) are equipped with two altogether, and the bottom in lithium cell discharge control module (1) is installed to two bottom plate (3) symmetries, and the both sides of every bottom plate (3) are equipped with one slider (302) respectively, and the top of every slider (302) is equipped with one atress head (303), and atress head (303) are L shape structure, and the top side of atress head (303) is the slope column structure, and the intermediate position of atress head (303) is equipped with the round hole.
2. The lithium battery discharge process protection system of claim 1, wherein: the lithium battery discharge control module is characterized in that two sides of the lithium battery discharge control module (1) are respectively provided with a side groove (102), the side grooves (102) are of a T-shaped structure, a bottom piece (103) is arranged on the outer side of the bottom of the lithium battery discharge control module (1), and the bottom piece (103) is of a rectangular frame structure.
3. The lithium battery discharge process protection system of claim 2, wherein: two ends of the bottom piece (103) are respectively provided with a moving groove (104), the moving grooves (104) are of a Chinese character 'Zhong' structure, a guide piece (105) is arranged above each of the two ends of the bottom plate (3), the guide piece (105) is of an I-shaped structure, the section of the middle position of the guide piece (105) is of a cylindrical structure, a spring is sleeved at the middle position of the guide piece (105), and the middle position of the guide piece (105) is inserted into a round hole of the stress head (303).
4. A lithium battery discharge process protection system as claimed in claim 3, characterized in that: the side plates (201) are of T-shaped structures, the side plates (201) are embedded in the auxiliary grooves (101), an inner groove (202) is formed in each side plate (201), and the inner grooves (202) are of T-shaped structures.
5. The lithium battery discharge process protection system of claim 4, wherein: an inner pipe (203) is arranged inside each inner groove (202), the inner pipe (203) is of a rectangular tubular structure, the top end of the inner pipe (203) is communicated with the inside of the top piece (2), a through hole (205) is formed in the rear side of the side plate (201), and the through hole (205) is of a circular structure.
6. The lithium battery discharge process protection system of claim 5, wherein: a moving rod (206) is inserted into each through hole (205), the moving rod (206) is of a T-shaped shaft structure, the position of the moving rod (206) corresponds to the position of the connecting hole, a spring is sleeved on the outer side of the moving rod (206), a moving head (207) is arranged behind each moving rod (206), the moving head (207) is of a circular plate-shaped structure, and a cross-shaped bulge is arranged at the rear end of each moving head (207).
7. The lithium battery discharge process protection system of claim 6, wherein: every the outside of bottom plate (3) is equipped with three embedded groove (301), and embedded groove (301) are the rectangle structure, and slider (302) are the I shape structure, and slider (302) embedding is in the inside of shifting chute (104).
8. The lithium battery discharge process protection system of claim 7, wherein: the inner side of each bottom plate (3) is provided with a groove, a contact element (304) is embedded into the groove, the contact element (304) is of a U-shaped structure, the contact element (304) is made of rubber, three fixing blocks (305) are arranged on the outer side of each contact element (304), the fixing blocks (305) are of U-shaped structures, and the fixing blocks (305) are embedded into the embedding grooves (301).
9. The protection method of a lithium battery discharge process protection system according to claim 8, characterized in that: the method comprises the following steps:
01. firstly, a control discharge monitoring module, a DSP (digital signal processor) main control chip, a lithium battery discharge control module (1), a lithium battery information acquisition module and a current-limiting protection module are installed, then the control discharge monitoring module is electrically connected with the DSP main control chip, the DSP main control chip is electrically connected with the lithium battery discharge control module (1), the lithium battery discharge control module (1) is electrically connected with the lithium battery information acquisition module, and the lithium battery information acquisition module is connected with the current-limiting protection module;
02. after the lithium battery discharge control module (1) is installed, the auxiliary groove (101) can be in anti-skid contact with the installation, then a connected line is embedded into a connecting groove of the lithium battery discharge control module (1), and then a bolt is controlled to rotate, so that the line is extruded and fixed;
03. then the top piece (2) is controlled to be installed through manpower, the top piece (2) is installed above the lithium battery discharge control module (1), the side plate (201) is inserted into the auxiliary groove (101), then the weight is added into the top piece (2), or cooling liquid is added into the top piece (2), a spring on the outer side of the moving rod (206) can be extended, the moving head (207) is pushed to move continuously under stress, the cross-shaped protrusion of the moving head (207) can be embedded into the cross-shaped groove of the bolt, and the bolt is prevented from loosening;
04. after the top piece (2) is installed downwards, the inserting rod (204) can be driven to move together, the bottom end of the inserting rod (204) can be in contact with the stress head (303), so that the stress head (303) can be subjected to transverse displacement power, the two bottom plates (3) can be driven to move together, the two contact pieces (304) can be in anti-slip contact with a circuit, the circuit can be limited and fixed by anti-slip, and the circuit is prevented from loosening and separating;
05. after the lithium cell discharges, the monitoring module that discharges can monitor the electric current that discharges, then the electric current is carried and is given DSP main control chip, make DSP main control chip control current circulation, then the electric current enters into the inside of lithium cell discharge control module (1), make lithium cell discharge control module (1) can control the electric current circulation that discharges, then carry the electric current for lithium cell information acquisition module, then give current-limiting protection module with current-carrying, make current-limiting protection module can control current output, avoid the lithium cell excessive output, avoid influencing the life of lithium cell, to this end, accomplish the discharge process protection of lithium cell.
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