CN113394845B - Charger for battery pack - Google Patents

Charger for battery pack Download PDF

Info

Publication number
CN113394845B
CN113394845B CN202110699928.3A CN202110699928A CN113394845B CN 113394845 B CN113394845 B CN 113394845B CN 202110699928 A CN202110699928 A CN 202110699928A CN 113394845 B CN113394845 B CN 113394845B
Authority
CN
China
Prior art keywords
battery
storage battery
casing
charger
cyclone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202110699928.3A
Other languages
Chinese (zh)
Other versions
CN113394845A (en
Inventor
郝晓锋
王旭晖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Obdspace Co ltd
Original Assignee
Shenzhen Obdspace Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Obdspace Co ltd filed Critical Shenzhen Obdspace Co ltd
Priority to CN202110699928.3A priority Critical patent/CN113394845B/en
Publication of CN113394845A publication Critical patent/CN113394845A/en
Application granted granted Critical
Publication of CN113394845B publication Critical patent/CN113394845B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • 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
    • H01M10/613—Cooling or keeping cold
    • 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
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • 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
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Secondary Cells (AREA)

Abstract

The invention discloses a charger for a storage battery pack, which comprises a charger shell and a storage battery pack arranged in the charger shell, wherein the storage battery pack comprises a storage battery shell and a plurality of battery cores arranged in the storage battery shell, a storage battery air inlet and a storage battery air outlet are formed in the side wall of the storage battery shell, and a flow guide channel is arranged in the storage battery shell; the periphery of battery case is equipped with the whirl casing, and battery air intake and battery air outlet are located the outside of whirl casing, are formed with the whirl passageway between the outer wall of battery case and the inner wall of whirl casing, and whirl air intake and whirl air outlet have been seted up to the lateral wall of whirl casing, and whirl air intake and battery air intake are located same one side, are equipped with the water conservancy diversion piece in the charger casing, and the air inlet end of water conservancy diversion piece communicates with the outside of charger casing, and the air-out end of water conservancy diversion piece is linked together with battery air intake and whirl air intake. This application can effectively cool down storage battery, improves storage battery's charging efficiency.

Description

Charger for battery pack
Technical Field
The invention relates to the field of storage battery charging, in particular to a charger for a storage battery pack.
Background
The storage battery charger has the characteristics of high charging efficiency, high reliability and small volume, and the storage battery heats under the action of charging current in the charging process of the storage battery by using the charger, so that the temperature of the storage battery body is increased, if ventilation and heat dissipation are not carried out, the service life of the storage battery is easily shortened, and even the storage battery is damaged.
A storage battery pack comprises a shell and a battery core arranged in the shell, wherein the battery core is tightly attached to the inner wall of the shell, the shell is made of plastic materials generally, the heat conduction capacity is poor, and the service life of the storage battery is shortened or even damaged due to overhigh temperature of the battery core during charging.
In view of the above related art, the inventors believe that in order to reduce the situation that the temperature of the battery is too high during the charging process, the current design generally reduces the charging current, which has the disadvantage that the charging efficiency of the battery is slow, and the quick charging of the battery is not favored.
Disclosure of Invention
To help improve the charging efficiency of a battery, the present application provides a charger for a battery pack.
The application provides a charger for storage battery adopts following technical scheme:
the charger for the storage battery comprises a charger shell and a storage battery set arranged in the charger shell, wherein the storage battery set comprises a storage battery shell and a plurality of battery cores arranged in the storage battery shell, a storage battery air inlet and a storage battery air outlet which are far away from each other are formed in the side wall of the storage battery shell, and a flow guide channel which is communicated with the storage battery air inlet and the storage battery air outlet is formed in the storage battery shell; the periphery of battery case is equipped with the whirl casing of parcel part battery case, battery air intake and battery air outlet are located the outside of whirl casing, be formed with the whirl passageway between the outer wall of battery case and the inner wall of whirl casing, the whirl air intake and the whirl air outlet that intercommunication whirl passageway and mutual keeping away from have been seted up to the lateral wall of whirl casing, the whirl air intake is located same one side with the battery air intake, be equipped with the water conservancy diversion spare in the charger case, the air inlet end and the outside intercommunication of charger case of water conservancy diversion spare, the air-out end and the battery air intake and the whirl air intake of water conservancy diversion spare are linked together.
Through adopting above-mentioned technical scheme, storage battery places in the charger casing, and when the water conservancy diversion spare was opened, in a part cooling air current passed through the battery air intake and gets into the battery casing, along the water conservancy diversion passageway through the battery core, takes away the heat of battery core, another part cooling air current gets into in the whirl casing along the whirl air intake, accelerates through the whirl passageway, and then can take away the heat on battery casing and whirl casing surface, plays the effect that reduces battery casing and whirl casing global temperature. According to the scheme, the temperature of the storage battery during charging can be effectively reduced, the charging current of the storage battery can be increased, and the charging efficiency of the storage battery is improved.
Optionally, the inner wall of whirl casing is connected with the whirl portion that is the spiral setting, the whirl portion keep away from one side of whirl casing and the outer wall of battery case have certain distance, adjacent form the whirl passageway between the whirl portion.
Through adopting above-mentioned technical scheme, after the air current got into the whirl casing, flow in the whirl passageway, have certain distance between whirl portion and the battery case, this distance makes whirl portion not contact the battery case, and then makes the air current can take the majority heat of battery case, improves the cooling effect to the battery case.
Optionally, the distance between the side of the cyclone part far away from the cyclone shell and the outer wall of the storage battery shell gradually decreases from the side of the cyclone air inlet to the side of the cyclone air outlet.
Through adopting above-mentioned technical scheme, such setting makes the speed of cooling air current increase gradually, and the cooling air current is in the whirl in-process, can get rid of the lateral wall of whirl casing with some steam in the cooling air current on, and then utilizes steam to play further cooling effect to the battery casing.
Optionally, the inboard bottom of whirl casing is encircleed and is equipped with the groove that gathers water, the groove that gathers water is connected with the drain pipe, be equipped with the control valve on the drain pipe.
Through adopting above-mentioned technical scheme, the water vapor that separates out in the cooling air current can be collected to the groove that gathers to can discharge the steam of gathering through the drain pipe, reduce the condition that the inside hydrops of whirl casing appears.
Optionally, the number of the air outlets of the storage battery is at least two, and the air outlets of the storage battery are arranged between adjacent battery cores.
Through adopting above-mentioned technical scheme, the setting of a plurality of battery air outlets can shunt the cooling air current, makes the cooling air current can fully flow through the global of each battery core, takes away the heat of each battery core global, further improves the cooling effect.
Optionally, the flow guiding piece is set as a centrifugal fan.
Through adopting above-mentioned technical scheme, centrifugal fan convulsions effect is strong, can effectively in flowing into water conservancy diversion passageway and whirl passageway with the cooling air, guarantees the effective cooling to storage battery.
Optionally, be equipped with the cover shell in the charger casing, storage battery and whirl casing are placed in the cover shell, the outer wall of whirl casing and the inner wall butt of cover shell, the total air intake that link up has been seted up to the lateral wall of cover shell, total air intake and storage battery air intake and whirl air intake intercommunication, centrifugal fan's air-out end links to each other with total air intake.
Through adopting above-mentioned technical scheme, utilize the cover shell to fix a position the whirl casing, the cover shell can shutoff battery air intake's week side simultaneously, makes the cooling air current effectively get into in the battery casing.
Optionally, a flow separation plate is connected between the bottom of the battery shell and the cyclone shell and between the bottom of the cyclone shell and the inner wall of the casing, and the flow separation plate is positioned at two sides of the air inlet of the battery.
Through adopting above-mentioned technical scheme, the setting of separating the flow board further reduces the space of battery air intake week side, further restricts the flow direction of cooling air current, guarantees in the cooling air current gets into the water conservancy diversion passageway.
Optionally, a plurality of guide plates are arranged on the periphery of the total air inlet in a surrounding way, and the guide plates are in butt joint with the air outlet end of the centrifugal fan.
By adopting the technical scheme, the centrifugal fan is abutted by the guide plate, so that the cooling air flow guided by the centrifugal fan can be smoothly guided into the guide channel and the rotational flow channel, and the overflow of the air flow is reduced.
Optionally, a sealing ring is arranged between the storage battery shell and the cyclone shell.
By adopting the technical scheme, the sealing ring can improve the tightness between the storage battery shell and the cyclone shell, and ensure the effective formation of the cyclone channel.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the flow guide channel and the rotational flow channel can take away heat inside and outside the storage battery pack, so that the storage battery pack is cooled to a greater extent, the charging current of the storage battery pack can be further improved, and the charging efficiency of the storage battery pack is improved;
2. the arrangement of the cyclone part can separate water vapor and air, so that the cooling effect on the storage battery shell is further improved;
3. the arrangement of the guide plate enables the cooling airflow to effectively enter the guide channel and the rotational flow channel.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present application.
Fig. 2 is a cross-sectional view of the overall structure of an embodiment of the present application.
Fig. 3 is a cross-sectional view taken along line A-A in fig. 2.
Fig. 4 is an enlarged schematic view of a portion B in fig. 2.
Reference numerals illustrate:
1. a charger housing; 11. a casing; 111. a total air inlet; 112. a deflector; 12. a dust-proof grille; 2. a swirl housing; 21. a top plate; 22. a bottom plate; 221. a water collecting groove; 222. a drain pipe; 23. a seal ring; 24. a swirl part; 241. a swirl passage; 25. a rotational flow air inlet; 26. a rotational flow air outlet; 3. a battery pack; 31. a battery case; 311. an air inlet of the storage battery; 312. an air outlet of the storage battery; 313. a diversion channel; 32. a battery core; 4. a flow guide; 5. and a flow baffle.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-4.
The embodiment of the application discloses a charger for a storage battery pack. Referring to fig. 1, the charger comprises a charger housing 1, a casing 11 with an upward through opening is arranged in the charger housing 1, a cyclone housing 2 is arranged on the inner wall ring of the casing 11, a storage battery pack 3 is arranged on the inner side of the cyclone housing 2, and two ends of the storage battery pack 3 extend out of two ends of the cyclone housing 2.
Referring to fig. 2 and 3, the battery pack 3 includes a battery case 31 and three battery cells 32 disposed in the battery case 31, the adjacent battery cells 32 have a space therebetween, the battery case 31 is cylindrically disposed, a battery air inlet 311 penetrating through a sidewall of the battery case 31 is disposed near a sidewall of a bottom end, a battery air outlet 312 penetrating through a sidewall of the battery case 31 is disposed near a sidewall of a top end, the battery air inlet 311 and the battery air outlet 312 are far from each other and are disposed outside the cyclone case 2, the battery air outlets 312 are two, and the battery air outlet 312 is disposed between the adjacent battery cells 32.
The channels between adjacent battery cells 32 form a diversion channel 313, the diversion channel 313 is communicated with a battery air inlet 311 and two battery air outlets 312, air flows into the diversion channel 313 through the battery air inlet 311, flows upwards through the surface of the battery cells 32 along the diversion channel 313, takes away heat on the surface of the battery cells 32, and discharges the heat from the battery air outlets 312, thereby playing a role of cooling.
Referring to fig. 2 and 4, top plates 21 and bottom plates 22 are horizontally fixed to both ends of the cyclone casing 2, and the cyclone casing 2 is surrounded on most of the outer periphery of the battery casing 31 by the top plates 21 and the bottom plates 22. Wherein, be equipped with sealing washer 23 between roof 21 and bottom plate 22 and the outer wall of battery case 31, sealing washer 23 can further improve the leakproofness between whirl casing 2 and the battery case 31.
Meanwhile, the cyclone part 24 which is spirally arranged is arranged in the cyclone casing 2, in this embodiment, the cross section of the cyclone part 24 is in a trapezoid shape, a side surface with a larger area of the cyclone part 24 is fixedly connected with the inner wall of the cyclone casing 2, and a certain distance is reserved between one side of the cyclone part 24 far away from the cyclone casing 2 and the battery casing 31, so that a cyclone channel 241 is formed between the adjacent cyclone part 24 and the cyclone casing 2. In other embodiments, the swirl portion 24 may be triangular in cross-section for ease of processing.
Wherein, the side wall of the cyclone casing 2 near the bottom plate 22 is provided with a cyclone air inlet 25 penetrating through the side wall, the cyclone air inlet 25 and the battery air inlet 311 are positioned on the same side, the side wall of the cyclone casing 2 near the top plate 21 is provided with a cyclone air outlet 26 penetrating through the side wall, and the cyclone air outlet 26 and the cyclone air inlet 25 are mutually far away and are communicated with the cyclone channel 241. The air flow enters the cyclone channel 241 through the cyclone air inlet 25, and spirals upwards in the cyclone channel 241, and simultaneously takes away the heat on the surface of the storage battery shell 31, and the taken away heat is discharged from the cyclone air outlet 26, so that the temperature of the storage battery shell 31 is reduced.
In order to further improve the cooling effect to the battery case 31, the distance between one side of the cyclone part 24 away from the cyclone case 2 and the outer wall of the battery case 31 is gradually reduced from one side of the cyclone air inlet 25 to one side of the cyclone air outlet 26, after the airflow enters the cyclone channel 241, the speed is gradually increased, the heat on the surface of the battery case 31 can be rapidly taken away, meanwhile, the airflow can throw the water vapor carried in the airflow onto the inner wall of the cyclone case 2 in the accelerating cyclone process, and the water vapor can further cool the battery case 31 and the cyclone case 2.
In order to facilitate the treatment of the water vapor, a water collecting groove 221 is formed on the side of the bottom plate 22 facing the cyclone part 24 in a ring, the collected water vapor can flow into the water collecting groove 221, meanwhile, a drain pipe 222 is connected to the bottom of the water collecting groove 221, and the drain pipe 222 extends to the outer side of the charger housing 1. Meanwhile, a control valve is further arranged on the drain pipe 222, and the drain pipe 222 can be opened and closed by the control valve to separate drainage and diversion.
Referring to fig. 4, the casing 11 has a through total air inlet 111 corresponding to the side walls of the battery air inlet 311 and the cyclone air inlet 25, and a plurality of guide plates 112 are annularly disposed around the total air inlet 111, and the plurality of guide plates 112 are fixed on the outer wall of the casing 11 and extend along the radial direction of the casing 11.
Referring to fig. 1 and 2, a flow guiding member 4 is arranged in a charger housing 1, the flow guiding member 4 is a centrifugal fan, an air inlet end of the centrifugal fan faces to the side wall of the charger housing 1, a dustproof grille 12 is arranged on the side wall of the charger housing 1, and air flow can enter the centrifugal fan through the dustproof grille 12.
Referring to fig. 4, the air outlet end of the centrifugal fan is flush-abutted with the guide plate 112, and air flow can enter the guide channel 313 and the rotational flow channel 241 along the centrifugal fan through the total air inlet 111.
Referring to fig. 2 and 3, a flow separation plate 5 is connected between the outer wall of the battery case 31 and the bottom side of the bottom plate 22 and the inner wall of the casing 11, the flow separation plate 5 is located at two sides of the battery air inlet 311, and the flow separation plate 5 plays a role in separating the space at the bottom side of the cyclone case 2 and the casing 11, so that air flow is effectively introduced into the flow guide channel 313.
The implementation principle of the charger for the storage battery pack is as follows: the battery pack 3 is placed within a casing 11 within the charger housing 1, the casing 11 positioning the battery pack 3. Then, the centrifugal fan is started, the centrifugal fan pumps cooling air flow outside the charger shell 1 to the total air inlet 111 of the shell 11, one part of cooling air flow enters the storage battery shell 31 through the storage battery air inlet 311 and flows through the battery core 32 along the diversion channel 313 to take away heat of the peripheral surface of the battery core 32, and the other part of cooling air flow enters the cyclone shell 2 along the cyclone air inlet 25 to accelerate to pass through the cyclone channel 241 to take away heat of the surfaces of the cyclone shell 2 and the storage battery shell 31, so that the effect of reducing the peripheral surface temperature of the cyclone shell 2 and the storage battery shell 31 is achieved. The scheme can effectively reduce the temperature of the storage battery 3 during charging, further can increase the charging current of the storage battery 3, and improves the charging efficiency of the storage battery 3.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. A charger for a battery pack, comprising a charger housing (1) and a battery pack (3) arranged in the charger housing (1), the battery pack (3) comprising a battery housing (31) and a plurality of battery cells (32) mounted in the battery housing (31), characterized in that: the side wall of the storage battery shell (31) is provided with a storage battery air inlet (311) and a storage battery air outlet (312) which are far away from each other, and a diversion channel (313) which is communicated with the storage battery air inlet (311) and the storage battery air outlet (312) is arranged in the storage battery shell (31); the utility model discloses a battery case, including battery case (31), battery air intake (311) and battery air outlet (312) are equipped with swirl casing (2) of parcel part battery case (31), be formed with swirl passageway (241) between the outer wall of battery case (31) and the inner wall of swirl casing (2), swirl air intake (25) and swirl air outlet (26) that intercommunication swirl passageway (241) and mutual keeping away from are seted up to the lateral wall of swirl casing (2), swirl air intake (25) are located same one side with battery air intake (311), be equipped with water conservancy diversion piece (4) in charger case (1), the air inlet end and the outside intercommunication of charger case (1) of water conservancy diversion piece (4), the air outlet end and battery air intake (311) and swirl air intake (25) of water conservancy diversion piece (4) are linked together.
2. The charger for a battery pack according to claim 1, wherein: the inner wall of the cyclone casing (2) is connected with a cyclone part (24) which is spirally arranged, one side, far away from the cyclone casing (2), of the cyclone part (24) is a certain distance from the outer wall of the storage battery casing (31), and a cyclone channel (241) is formed between every two adjacent cyclone parts (24).
3. The charger for a battery pack according to claim 2, wherein: the distance between the side of the cyclone part (24) far away from the cyclone shell (2) and the outer wall of the storage battery shell (31) gradually decreases from the side of the cyclone air inlet (25) to the side of the cyclone air outlet (26).
4. A charger for a battery pack according to claim 3, wherein: the cyclone water collecting device is characterized in that a water collecting groove (221) is formed in the bottom of the inner side of the cyclone shell (2) in a surrounding mode, the water collecting groove (221) is connected with a drain pipe (222), and a control valve is arranged on the drain pipe (222).
5. The charger for a battery pack according to claim 1, wherein: at least two storage battery air outlets (312) are arranged, and the storage battery air outlets (312) are arranged between adjacent battery cells (32).
6. The charger for a battery pack according to claim 1, wherein: the flow guide piece (4) is a centrifugal fan.
7. The charger for a battery pack according to claim 6, wherein: be equipped with casing (11) in charger casing (1), storage battery (3) and whirl casing (2) are placed in casing (11), the outer wall of whirl casing (2) and the inner wall butt of casing (11), total air intake (111) that link up have been seted up to the lateral wall of casing (11), total air intake (111) communicate with storage battery air intake (311) and whirl air intake (25), centrifugal fan's air-out end links to each other with total air intake (111).
8. The charger for a battery pack according to claim 7, wherein: the storage battery shell (31) is connected with the bottom of the cyclone shell (2) and the inner wall of the casing (11), and the flow separation plates (5) are positioned on two sides of the storage battery air inlet (311).
9. The charger for a battery pack according to claim 8, wherein: a plurality of guide plates (112) are arranged on the periphery of the main air inlet (111) in a surrounding mode, and the guide plates (112) are in butt joint with the air outlet end of the centrifugal fan.
10. The charger for a battery pack according to claim 1, wherein: a sealing ring (23) is arranged between the storage battery shell (31) and the cyclone shell (2).
CN202110699928.3A 2021-06-23 2021-06-23 Charger for battery pack Active CN113394845B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110699928.3A CN113394845B (en) 2021-06-23 2021-06-23 Charger for battery pack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110699928.3A CN113394845B (en) 2021-06-23 2021-06-23 Charger for battery pack

Publications (2)

Publication Number Publication Date
CN113394845A CN113394845A (en) 2021-09-14
CN113394845B true CN113394845B (en) 2024-03-12

Family

ID=77623614

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110699928.3A Active CN113394845B (en) 2021-06-23 2021-06-23 Charger for battery pack

Country Status (1)

Country Link
CN (1) CN113394845B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060064854A (en) * 2004-12-09 2006-06-14 주식회사 엘지화학 Battery case for thermal control and battery pack structure using the same
CN202259465U (en) * 2011-10-18 2012-05-30 东莞市妙达电动工具制造有限公司 Three lithium batteries charging quickly heat dissipation structure
DE102014208044A1 (en) * 2014-04-29 2015-10-29 Mahle International Gmbh Metal-air battery
CN209389084U (en) * 2018-12-04 2019-09-13 深圳拓邦股份有限公司 A kind of battery pack system
JP2019175805A (en) * 2018-03-29 2019-10-10 豊田合成株式会社 Battery module
CN209748206U (en) * 2019-06-13 2019-12-06 广东电网有限责任公司 Household intelligent super-capacitor battery pack for peak staggering

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060064854A (en) * 2004-12-09 2006-06-14 주식회사 엘지화학 Battery case for thermal control and battery pack structure using the same
CN202259465U (en) * 2011-10-18 2012-05-30 东莞市妙达电动工具制造有限公司 Three lithium batteries charging quickly heat dissipation structure
DE102014208044A1 (en) * 2014-04-29 2015-10-29 Mahle International Gmbh Metal-air battery
JP2019175805A (en) * 2018-03-29 2019-10-10 豊田合成株式会社 Battery module
CN209389084U (en) * 2018-12-04 2019-09-13 深圳拓邦股份有限公司 A kind of battery pack system
CN209748206U (en) * 2019-06-13 2019-12-06 广东电网有限责任公司 Household intelligent super-capacitor battery pack for peak staggering

Also Published As

Publication number Publication date
CN113394845A (en) 2021-09-14

Similar Documents

Publication Publication Date Title
CN103237719B (en) Saddle-type electric vehicle
CN107744366A (en) A kind of dust catcher holds thermomechanical components
CN107431257B (en) Battery pack
CN107890321A (en) A kind of dust catcher
CN202259465U (en) Three lithium batteries charging quickly heat dissipation structure
CN105455738A (en) Dust collector
CN113394845B (en) Charger for battery pack
CN208927354U (en) A kind of humidification pot of ventilator
CN109589042A (en) For the motor cover of dust catcher, the motor mould group of dust catcher and dust catcher
CN212202300U (en) Automobile air inlet channel assembly
CN219163515U (en) Heat radiation structure of energy storage battery subrack and energy storage battery subrack
CN219371147U (en) Box body of battery box and battery box
CN205514391U (en) Dirt cup subassembly of dust catcher and have its dust catcher
CN206439126U (en) Rainwater separating mechanism for gas handling system
CN215543581U (en) Subassembly with collection dirt and dust removal function
CN212429052U (en) Rain shield of air inlet channel assembly
CN205514396U (en) Ducting system of dust catcher and dust catcher that has it
CN112325390B (en) Mobile air conditioner
CN111643972A (en) Gas filter
CN219295601U (en) Air guide structure of seat barrel
CN219778988U (en) battery pack
CN217254986U (en) Linear electric motor external cooling structure of numerical control machine tool
CN206026239U (en) A motor cover, motor and dust catcher for motor
CN218702594U (en) Outer circulation air duct, outer circulation system, air conditioning system and vehicle
CN212627419U (en) Labyrinth waterproof structure for generator

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant