CN111952682A - Lithium battery protection module for electric tricycle and packaging method thereof - Google Patents
Lithium battery protection module for electric tricycle and packaging method thereof Download PDFInfo
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- CN111952682A CN111952682A CN202010767056.5A CN202010767056A CN111952682A CN 111952682 A CN111952682 A CN 111952682A CN 202010767056 A CN202010767056 A CN 202010767056A CN 111952682 A CN111952682 A CN 111952682A
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- module
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- lithium battery
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- battery protection
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K5/00—Cycles with handlebars, equipped with three or more main road wheels
- B62K5/02—Tricycles
- B62K5/023—Tricycles specially adapted for disabled riders, e.g. personal mobility type vehicles with three wheels
- B62K5/025—Tricycles specially adapted for disabled riders, e.g. personal mobility type vehicles with three wheels power-driven
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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
- H01M10/4285—Testing apparatus
-
- 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
- H01M10/443—Methods for charging or discharging in response to temperature
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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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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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
Abstract
The invention discloses a lithium battery protection module for an electric tricycle and a packaging method thereof. According to the lithium battery protection module for the electric tricycle and the packaging method thereof, the central processing unit, the over-temperature module, the temperature detection module, the charge-discharge module and the overpressure module are packaged on the mosaic plate, wherein the central processing unit is electrically connected with the over-temperature module, the temperature detection module, the charge-discharge module and the overpressure module, so that the lithium battery can be detected and protected during charging and discharging, the temperature of the lithium battery during working can be monitored, the lithium battery can be protected, and the safety and the practicability of the lithium battery can be improved.
Description
Technical Field
The invention relates to the field of electric tricycles, in particular to a lithium battery protection module for an electric tricycle and a packaging method thereof.
Background
The electric tricycle is a three-wheel transportation tool which takes a storage battery as power and a motor as drive and is used for pulling goods or people; the electric tricycle adopts a tubular high-capacity, left and right liner, deep discharge and traction type storage battery, can meet the requirement of continuous discharge during long-time work, and the storage battery is normally used for two years without reducing the content; the motor of the electric tricycle adopts a direct-current series-excitation traction type brush or brushless motor, and a speed-regulating booster is arranged in the motor, so that the motor is not easy to damage in normal use, and strong output power is ensured; the electric power is used as an important energy source with environmental protection, cleanness and high conversion rate, is widely applied to production and life, is used as the application to drive the updating and upgrading of vehicles, promotes the low-carbon development of the transportation industry, reduces the transportation cost, saves the energy source and protects the environment, is one of the important subjects of worldwide research, and has been applied to the fields of electric urban public transport vehicles, factory and mine electric transport vehicles, electric urban sanitation cleaning vehicles, engineering, tunnels, subway construction special vehicles and the like after decades of development.
At present, the main power source of the electric tricycle is a lithium battery, the lithium battery provides electric energy for a driving motor, and then the driving motor drives a vehicle to run, so that the protection of the lithium battery is particularly important, and the safety of the electric tricycle is improved. Therefore, the invention provides an improvement on the lithium battery protection module for the electric tricycle and a packaging method thereof.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
the invention discloses a lithium battery protection module for an electric tricycle, which comprises a box body and an embedded plate, wherein vertical plates are fixedly arranged at four corners of the top end of the box body, the embedded plate is arranged at the top end of the box body, a sealing cover plate is arranged at the top end of the embedded plate, a central processing unit, an over-temperature module, a temperature detection module, a charging and discharging module and an overpressure module are fixedly arranged at the top end of the embedded plate, a connector is fixedly arranged on one side of one vertical plate, and a plug-in groove is formed in one side of the other vertical plate.
As a preferable technical scheme of the invention, one side of each of the two vertical plates is fixedly provided with a fixed block, and the top end of each fixed block is provided with a groove.
As a preferred technical scheme of the present invention, the top end of each of the panels is provided with a plurality of rectangular grooves, and the central processor, the over-temperature module, the temperature detection module, the charge-discharge module and the over-pressure module are all packaged in the rectangular grooves.
As a preferred technical solution of the present invention, the lithium battery protection module includes a central processing unit, an over-temperature module, a temperature detection module, a charge-discharge module, and an over-pressure module, the over-temperature module, the charge-discharge module, and the over-pressure module are electrically connected to an output end and an input end of the central processing unit, respectively, an output end of the temperature detection module is electrically connected to an input end of the central processing unit, and the over-temperature module, the temperature detection module, the charge-discharge module, and the over-pressure module are electrically connected to an input end and an output end of.
As a preferred technical solution of the present invention, the over-temperature module includes a second temperature sensor and a temperature processing circuit unit, the second temperature sensor is electrically connected to the temperature processing circuit unit, the temperature detection module includes a first temperature sensor and a temperature acquisition circuit unit, and the first temperature sensor is electrically connected to the temperature acquisition circuit unit.
As a preferred technical solution of the present invention, the charge and discharge module includes a charge and discharge control unit, a first switch circuit unit, and a second switch circuit unit, wherein output ends of the charge and discharge control unit and the second switch circuit unit are electrically connected to an input end of the first switch circuit unit, the overvoltage module includes a voltage detection unit and a current detection unit, and the voltage detection unit and the current detection unit are electrically connected to the lithium battery and the central processing unit, respectively.
As a preferred technical solution of the present invention, the method for packaging a lithium battery protection module for an electric tricycle includes the steps of:
s1, placing the mosaic plate on a workbench, filling glue into the rectangular groove on the mosaic plate through a filling machine, and embedding the central processor, the over-temperature module, the temperature detection module, the charge and discharge module and the overpressure module into the rectangular groove on the mosaic plate through a mechanical arm; then arranging a copper sheet on the mosaic plate through a mechanical arm to electrically connect the central processing unit, the over-temperature module, the temperature detection module, the charge-discharge module and the over-pressure module, so as to complete the communication of the circuit;
s2: then, processing the glue on the mosaic plate by polishing equipment and cleaning equipment; finally, spraying an insulating material on the surface of the mosaic plate by spraying equipment;
s3: adding glue to the box body through a filling machine, then placing the mosaic plate in the vertical plate through the mechanical arm, enabling the mosaic plate to be tightly connected with the box body, enabling the connector to be connected with the copper sheet on the mosaic plate, and enabling the copper sheet on the mosaic plate to penetrate through the inserting groove;
s4: the sealing cover plate is contacted with the vertical plate on the box body, glue is filled into the joint of the sealing cover plate and the vertical plate through a filling machine for sealing, and the space between the sealing cover plate and the box body is sealed through a screwdriver.
As a preferred technical scheme of the invention, the packaging processes of the protection module are all in a dust-free environment, and the indoor temperature is at normal temperature.
As a preferred technical scheme of the invention, the insulating material layer is made of alumina or silicon dioxide, and the thickness of the insulating material layer is 25-45 um.
The invention has the beneficial effects that: the central processing unit, the overtemperature module, the temperature detection module, the charge-discharge module and the overpressure module are packaged on the mosaic plate, the central processing unit is electrically connected with the overtemperature module, the temperature detection module, the charge-discharge module and the overpressure module, the detection and the protection can be performed during the charge and discharge of the lithium battery, the temperature during the work of the lithium battery is monitored, the lithium battery is prevented from being protected due to the fact that the lithium battery is in a high-temperature environment for a long time during the work, the voltage and the current on the lithium battery can be detected finally, the lithium battery is enabled to output stable voltage and current, and therefore safety and practicability of the lithium battery can be improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a lithium battery protection module for an electric tricycle according to the present invention;
FIG. 2 is an exploded view of a lithium battery protection module for an electric tricycle in accordance with the present invention;
FIG. 3 is a frame of a lithium battery protection module for an electric tricycle of the present invention;
FIG. 4 is a frame of a temperature detection module in a lithium battery protection module for an electro-tricycle according to the present invention;
FIG. 5 is a frame of an overpressure module in a lithium battery protection module for an electric tricycle according to the present invention;
FIG. 6 is a frame of a charge-discharge module of a lithium battery protection module for an electro-tricycle according to the present invention;
fig. 7 is a frame body of an over-temperature module in a lithium battery protection module for an electro-tricycle according to the present invention.
In the figure: 1. a box body; 2. a vertical plate; 3. inlaying a plate; 4. sealing the cover plate; 5. a connector; 6. a fixed block; 7. inserting grooves; 8. a central processing unit; 9. an over-temperature module; 901. a second temperature sensor; 902. a temperature processing circuit unit; 10. a temperature detection module; 1001. a first temperature sensor; 1002. a temperature acquisition circuit unit; 11. a charge-discharge module; 1101. a charge and discharge control unit; 1102. a first switching circuit unit; 1103. a second switching circuit unit; 12. an overpressure module; 1201. a voltage detection unit; 1202. a current detection unit.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1, 2, 3, 4, 5, 6 and 7, the lithium battery protection module for the electric tricycle comprises a box body 1 and an insert plate 3, wherein vertical plates 2 are fixedly installed at four corners of the top end of the box body 1, the insert plate 3 is arranged at the top end of the box body 1, a sealing cover plate 4 is arranged at the top end of the insert plate 3, a central processing unit 8, an over-temperature module 9, a temperature detection module 10, a charge and discharge module 11 and an overpressure module 12 are fixedly arranged at the top end of the insert plate 3, a connector 5 is fixedly installed at one side of one vertical plate 2, and a plug-in slot 7 is formed at one side of the other vertical plate 2.
Wherein, the equal fixed mounting in one side of two riser 2 has fixed block 6, and the top of fixed block 6 is seted up flutedly, is convenient for encapsulate box body 1 through being provided with the fixed block 6 that takes the recess on riser 2.
Wherein, a plurality of rectangular channel has all been seted up on the top of mosaic plate 3, and central processing unit 8, overtemperature module 9, temperature detection module 10, charge-discharge module 11 and superpressure module 12 all encapsulate in the rectangular channel, through set up the rectangular channel in mosaic plate 3, can encapsulate central processing unit 8, overtemperature module 9, temperature detection module 10, charge-discharge module 11 and superpressure module 12.
Wherein, the lithium battery protection module includes central processing unit 8, overtemperature module 9, temperature detection module 10, charge and discharge module 11 and superpressure module 12, overtemperature module 9, charge and discharge module 11 and superpressure module 12 are connected with central processing unit 8's output and input electricity respectively between, temperature detection module 10's output is connected with central processing unit 8's input electricity, overtemperature module 9, temperature detection module 10, charge and discharge module 11 and superpressure module 12 are connected with lithium cell input and output electricity respectively, through set up overtemperature module 9 between central processing unit 8 and the lithium cell, temperature detection module 10, charge and discharge module 11 and superpressure module 12, can detect the temperature in the lithium cell, voltage and electric current, thereby protect the lithium cell.
Wherein, the overtemperature module 9 includes a second temperature sensor 901 and a temperature processing circuit unit 902, the second temperature sensor 901 is electrically connected with the temperature processing circuit unit 902, the temperature detection module 10 includes a first temperature sensor 1001 and a temperature acquisition circuit unit 1002, the first temperature sensor 1001 is electrically connected with the temperature acquisition circuit unit 1002, through setting the overtemperature module 9 and the temperature detection module 10 in the lithium battery protection module, the temperature in the lithium battery can be detected, and further, the temperature of the lithium battery is prevented from being too high, and the lithium battery is damaged.
Wherein, the charge and discharge module 11 includes a charge and discharge control unit 1101, a first switch circuit unit 1102 and a second switch circuit unit 1103, the output ends of the charge and discharge control unit 1101 and the second switch circuit unit 1103 are electrically connected with the input end of the first switch circuit unit 1102, the overpressure module 12 includes a voltage detection unit 1201 and a current detection unit 1202, the voltage detection unit 1201 and the current detection unit 1202 are electrically connected with the lithium battery and the central processing unit 8 respectively, through setting the charge and discharge module 11 and the overpressure module 12 in the lithium battery protection module, when the lithium battery is charged and discharged, the voltage and the current on the lithium battery are detected at the same time, and the voltage and the current are adjusted, so that the lithium battery can be stably output.
The packaging method of the lithium battery protection module for the electric tricycle comprises the following steps:
s1, placing the mosaic plate 3 on a workbench, filling glue into the rectangular groove on the mosaic plate 3 through a filling machine, and then respectively embedding the central processor 8, the over-temperature module 9, the temperature detection module 10, the charge and discharge module 11 and the overpressure module 12 into the rectangular groove on the mosaic plate 3 through a mechanical arm; then, the copper sheets are arranged on the mosaic plate 3 through the mechanical arm, so that the central processing unit 8, the overtemperature module 9, the temperature detection module 10, the charge and discharge module 11 and the overpressure module 12 are electrically connected to complete the communication of the circuit,
s2: then, processing the glue on the mosaic plate 3 by polishing equipment and cleaning equipment; finally, spraying an insulating material on the surface of the mosaic plate 3 through spraying equipment;
s3: adding glue to the box body 1 through a filling machine, then placing the mosaic plate 3 in the vertical plate 2 through a mechanical arm, enabling the mosaic plate 3 to be tightly connected with the box body 1, enabling the connector 5 to be connected with the copper sheet on the mosaic plate 3, and enabling the copper sheet on the mosaic plate 3 to pass through the inserting groove 7;
s4: the sealing cover plate 4 is contacted with the vertical plate 2 on the box body 1, glue is filled into the joint of the sealing cover plate 4 and the vertical plate 2 through a filling machine for sealing, and the space between the sealing cover plate 4 and the box body 1 is sealed through a screwdriver.
Wherein, the encapsulation flow of protection module all is in dustless environment, and indoor temperature is in the normal atmospheric temperature, keeps dustless environment through the encapsulation room, prevents that the dust from remaining on the module when the encapsulation.
Wherein, insulating material layer's material is alumina or silica, and insulating material layer's thickness is 25um ~ 45um, through set up insulating material on mosaic plate 3, improves the insulating properties of module.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a lithium battery protection module for electric tricycle, includes box body (1) and mosaic plate (3), its characterized in that, four edges fixed mounting on box body (1) top have riser (2), mosaic plate (3) set up the top at box body (1), the top of mosaic plate (3) is provided with sealed apron (4), the top of mosaic plate (3) is fixed and is provided with central processing unit (8), overtemperature module (9), temperature detection module (10), charge-discharge module (11) and superpressure module (12), one of them one side fixed mounting of riser (2) has connector (5), another inserting groove (7) have been seted up to one side of riser (2).
2. The lithium battery protection module for the electric tricycle as claimed in claim 1, wherein a fixing block (6) is fixedly mounted on one side of each of the two vertical plates (2), and a groove is formed in the top end of each fixing block (6).
3. The lithium battery protection module for the electro-tricycle of claim 1, wherein a plurality of rectangular grooves are formed in the top end of each mosaic plate (3), and the central processor (8), the over-temperature module (9), the temperature detection module (10), the charge and discharge module (11) and the overpressure module (12) are all packaged in the rectangular grooves.
4. The lithium battery protection module for the electro-tricycle according to claim 1, characterized in that the lithium battery protection module comprises a central processing unit (8), an over-temperature module (9), a temperature detection module (10), a charge and discharge module (11) and an overpressure module (12), the over-temperature module (9), the charge and discharge module (11) and the overpressure module (12) are electrically connected with an output end and an input end of the central processing unit (8) respectively, an output end of the temperature detection module (10) is electrically connected with an input end of the central processing unit (8), and the over-temperature module (9), the temperature detection module (10), the charge and discharge module (11) and the overpressure module (12) are electrically connected with an input end and an output end of a lithium battery respectively.
5. The lithium battery protection module for the electro-tricycle of claim 1, wherein the over-temperature module (9) comprises a second temperature sensor (901) and a temperature processing circuit unit (902), the second temperature sensor (901) is electrically connected with the temperature processing circuit unit (902), the temperature detection module (10) comprises a first temperature sensor (1001) and a temperature acquisition circuit unit (1002), and the first temperature sensor (1001) is electrically connected with the temperature acquisition circuit unit (1002).
6. The lithium battery protection module for the electro-tricycle of claim 1, wherein the charge and discharge module (11) comprises a charge and discharge control unit (1101), a first switch circuit unit (1102) and a second switch circuit unit (1103), output ends of the charge and discharge control unit (1101) and the second switch circuit unit (1103) are electrically connected with an input end of the first switch circuit unit (1102), the overvoltage module (12) comprises a voltage detection unit (1201) and a current detection unit (1202), and the voltage detection unit (1201) and the current detection unit (1202) are electrically connected with a lithium battery and a central processing unit (8) respectively.
7. A packaging method for a lithium battery protection module of an electric tricycle is characterized by comprising the following steps:
s1, firstly, placing the mosaic plate (3) on a workbench, filling glue into a rectangular groove on the mosaic plate (3) through a filling machine, and then respectively embedding the central processing unit (8), the overtemperature module (9), the temperature detection module (10), the charge-discharge module (11) and the overpressure module (12) into the rectangular groove on the mosaic plate (3) through a mechanical arm; then, the copper sheets are arranged on the mosaic plate (3) through the mechanical arm, so that the central processing unit (8), the overtemperature module (9), the temperature detection module (10), the charge-discharge module (11) and the overpressure module (12) are electrically connected to complete the communication of the circuit,
s2: then, processing the glue on the mosaic plate (3) by polishing equipment and cleaning equipment; finally, spraying an insulating material on the surface of the mosaic plate (3) through spraying equipment;
s3: glue is added to the box body (1) through a filling machine, then the mosaic plate (3) is placed in the vertical plate (2) through a mechanical arm, so that the mosaic plate (3) is tightly connected with the box body (1), the connector (5) is connected with a copper sheet on the mosaic plate (3), and the copper sheet on the mosaic plate (3) passes through the inserting groove (7);
s4: the sealing cover plate (4) is in contact with the vertical plate (2) on the box body (1), glue is filled into the joint of the sealing cover plate (4) and the vertical plate (2) through a filling machine for sealing, and a screwdriver is used for sealing between the sealing cover plate (4) and the box body (1).
8. The lithium battery protection module for the electro-tricycle and the packaging method thereof as claimed in claim 7, wherein the packaging process of the protection module is in a dust-free environment, and the indoor temperature is at normal temperature.
9. The lithium battery protection module for the electro-tricycle of claim 7 and the packaging method thereof, wherein the insulating material layer is made of alumina or silica, and the thickness of the insulating material layer is 25um to 45 um.
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| CN202010767056.5A CN111952682A (en) | 2020-08-03 | 2020-08-03 | Lithium battery protection module for electric tricycle and packaging method thereof |
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| CN209643197U (en) * | 2019-01-29 | 2019-11-15 | 深圳市鸿盛泰科技有限公司 | A kind of battery protection board mounting structure |
| CN109755689A (en) * | 2019-03-04 | 2019-05-14 | 深圳源创智能照明有限公司 | One kind can temperature controlled battery protection system |
| CN210745795U (en) * | 2019-07-16 | 2020-06-12 | 昆山百利能电子科技有限公司 | Fixing structure of BMS casing and circuit board |
| CN211125703U (en) * | 2019-12-04 | 2020-07-28 | 浙江零跑科技有限公司 | Battery pack with alarm device |
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