WO2022121142A1 - Alimentation électrique d'urgence montée sur véhicule - Google Patents

Alimentation électrique d'urgence montée sur véhicule Download PDF

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Publication number
WO2022121142A1
WO2022121142A1 PCT/CN2021/080648 CN2021080648W WO2022121142A1 WO 2022121142 A1 WO2022121142 A1 WO 2022121142A1 CN 2021080648 W CN2021080648 W CN 2021080648W WO 2022121142 A1 WO2022121142 A1 WO 2022121142A1
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WO
WIPO (PCT)
Prior art keywords
power supply
vehicle
emergency power
battery pack
air pump
Prior art date
Application number
PCT/CN2021/080648
Other languages
English (en)
Chinese (zh)
Inventor
朱云亮
胡兵华
陶功蛟
Original Assignee
深圳市格瑞普电池有限公司
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
Priority claimed from CN202022947766.4U external-priority patent/CN214543773U/zh
Priority claimed from CN202022959889.XU external-priority patent/CN214204189U/zh
Priority claimed from CN202022947791.2U external-priority patent/CN214543656U/zh
Priority claimed from CN202022947796.5U external-priority patent/CN213905479U/zh
Priority claimed from CN202022959880.9U external-priority patent/CN214203792U/zh
Application filed by 深圳市格瑞普电池有限公司 filed Critical 深圳市格瑞普电池有限公司
Publication of WO2022121142A1 publication Critical patent/WO2022121142A1/fr

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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
    • H01M10/60—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
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • 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

Definitions

  • the utility model relates to a vehicle-mounted emergency power supply, in particular to a handle of the vehicle-mounted emergency power supply.
  • the car emergency power supply is a multi-functional portable mobile power supply developed for car lovers and business people who drive by car. Its special function is to start the car when the car is out of power or unable to start the car for other reasons. At the same time, the air pump is combined with emergency power supply, outdoor lighting and other functions, which is one of the must-have products for outdoor travel.
  • the car emergency power supply generally does not have a handle on the product, and the portability is not high. Even if there is a handle, the handle does not have a good grip. When it needs to be used, it needs to hold the product by hand, and the comfort is poor. In order to improve the comfort of the product, it is necessary to make a handle to improve the convenience of use.
  • the vehicle emergency power supply usually only reserves space for a certain capacity and outlet method, and does not consider compatibility in the matching of batteries with different capacities and different outlet methods.
  • the on-board emergency power supply with its own battery and air pump is used in more and more scenarios in the car. At the same time, it integrates the functions of pumping and ignition to meet the more important needs of the car. However, the volume of the product is not large when these two functions are integrated. It is small and needs to be considered in the internal layout.
  • the on-board emergency power supply with its own battery and air pump does not have a fan and air duct for heat dissipation, and some use a small axial flow fan.
  • the problem of the current technology is that the heat dissipation effect is relatively poor, and the heat in the high temperature part of the system cannot be diffused and discharged outside the system in a better time.
  • the problems existing in the current technology are: 1. There is no targeted heat dissipation method for high temperature parts, only in the form of natural convection and axial flow fans, and there is no more effective heat dissipation method for high temperature areas (such as centrifugal fans) 2. There is no targeted Centrifugal fans are designed to dissipate heat.
  • the utility model designs a vehicle-mounted emergency power supply, which solves the technical problem that the current vehicle-mounted emergency power supply generally does not have a handle on the product, and the portability is not high. Even if there is a handle, the grip of the handle is not good. Hands are required to hold the product, less comfort, etc.
  • the utility model adopts the following scheme:
  • a handle of a vehicle-mounted emergency power supply comprising a handle body (2), the front end of the handle body (2) is connected with the front end of the vehicle-mounted emergency power supply through a front connecting part (21), and the rear end of the handle body (2) is connected through a rear connecting part (22) is connected to the rear end of the vehicle-mounted emergency power supply, and the handle body (2) has a human hand holding hole.
  • the handle body (2) is in the shape of an arch bridge, and the front connecting part (21) and the rear connecting part (22) at both ends of the handle body (2) are waists in the shape of an arch bridge. Its top is flat.
  • the bottom of the handle body (2) is provided with a row of through holes (23) along the edge of the hand holding hole.
  • the through hole (23) has elasticity and can be deformed during holding to increase the comfort of holding.
  • the inner material of the handle body (2) is hard, and the outer material is soft to ensure a hint of strength to increase the comfort of holding.
  • the front end of the handle body (2) is connected to the front support connecting sleeve (11) through the front connecting portion (21), the front support connecting sleeve (11) is sleeved on the front end of the vehicle emergency power supply, and the handle
  • the rear end of the main body (2) is connected with the rear support connection sleeve (12) through the rear connection part (22), and the rear support connection sleeve (12) is sleeved on the rear end of the vehicle-mounted emergency power supply.
  • the front connecting portion (21) is connected with the front support connecting sleeve (11) with the largest width
  • the rear connecting portion (22) has the largest connecting width with the rear support connecting sleeve (12), so as to have the largest width. Increase handle strength.
  • a vehicle-mounted emergency power supply is characterized in that it includes the handles of the above items.
  • a vehicle-mounted emergency power supply comprising a battery compartment (a1), and a battery pack (a2) is placed in the battery compartment (a1), characterized in that spaces are reserved on the left and right sides of the battery pack (a2), so that the battery compartment (a2) a1) It can place a battery pack composed of unilateral tab cells or a battery pack composed of bilateral tab cells or batteries of different capacities.
  • a PCB circuit board (a7) is also included, and the PCB circuit board (a7) is located under the battery pack (a2).
  • the battery pack (a2) is a battery pack composed of cells with unilateral outlet tabs, the positive and negative electrode pieces of the battery pack (a2) are located on the same side, and the negative electrode piece is connected to the EC male end female through the negative electrode outlet wire (a4)
  • the positive plate is connected to the input end of the PCB circuit board (a7) through the positive outlet wire (a3), and the output end of the PCB circuit board (a7) is connected to the EC male end female seat through the positive wire.
  • a first outlet (a5) exists between the battery pack (2) and the figure-of-7 air pump, and both the positive outlet (a3) and the positive lead pass through the first outlet (a5).
  • the battery pack (a2) is a battery pack composed of cells with double-side tabs, and the positive and negative electrode pieces are located on the left and right sides of the battery pack (a2);
  • the positive plate is connected to the input end of the PCB circuit board (a7) through the positive outlet wire (a3), and the output end of the PCB circuit board (a7) is connected to the EC male end female seat through the positive wire.
  • a second outlet (a6) is provided under the left side of the battery pack (a2), and the positive outlet (a3) is connected to the input end of the PCB circuit board (a7) through the second outlet (a6); the A first outlet (a5) exists between the battery pack (a2) and the 7-shaped air pump, and the positive wire from the output end of the PCB circuit board (a7) passes through the first outlet (a5).
  • An internal optimized structure of a vehicle-mounted emergency power supply with an air pump comprising a battery pack (3) and a 7-shaped air pump (b7), characterized in that: the battery pack (b3) is a rectangular parallelepiped, and the battery pack (b3) and the The 7-shaped air pump (b7) is arranged diagonally and one end of the battery pack (3) extends into the 7-shaped inner corner of the 7-shaped air pump (b7).
  • the battery pack (b3) there is a channel between the battery pack (b3) and the figure-of-7 air pump (b7) for the positive outgoing wire of the battery pack (b3) to pass through.
  • the positive and negative outgoing wires of the battery pack (b3) are connected to the EC male end female seat (b8), and the EC male end female seat (b8) is located between the battery pack (b3) and the 7-shaped air pump ( The gap between b7) is at the top.
  • the main control PCB board (b2) is located above the battery pack (b3), and the USB interface (b1) is connected to the main control PCB board (b2).
  • a display and operation screen (b9) is provided between the USB interface (b1) and the EC male socket (b8), and the display and operation screen (b9) is signally connected to the main control PCB board (b2).
  • the PCB board (b4) is located on the lower side of the battery pack (b3), and the right side of the PCB board (b4) is a 7-shaped air pump (b7).
  • an air channel is placed under the PCB board (b4), and the air channel connects the 7-shaped air pump (b7) with the air pump air outlet (b5), and the air pump air outlet (b5) is located at the far left.
  • a centrifugal fan (b6) is further provided below the 7-shaped air pump (b7).
  • a vehicle-mounted emergency power supply heat dissipation structure with its own battery and an air pump characterized in that: a side wall air inlet hole array (c12) and a bottom exhaust hole array (c13) are opened on the side wall of the casing, and the side wall
  • the air intake hole array (c12) is located in the axial direction of the centrifugal fan (c24) to facilitate air intake; the bottom exhaust hole array (c13) is located in the radial direction of the centrifugal fan (c24) to facilitate exhaust air.
  • a sidewall exhaust hole array (c11) is opened to assist in the overall exhaust.
  • the sidewall exhaust hole array (c11), the sidewall air intake hole array (c12) and the bottom exhaust hole array (c13) are all elliptical structures.
  • the battery pack (c3) is a rectangular parallelepiped, the battery pack (c3) is arranged diagonally with the figure-of-7 air pump (c7), and one end of the battery pack (c3) faces the figure-of-7 air pump (c7). ) extending in the inner corner of the 7-shaped shape, the battery pack (c3) and the 7-shaped air pump (c7) together form a heat dissipation circulating air duct.
  • the heat dissipation circulation air duct path passes through the cylinder part (c21) of the air pump, the battery pack (c22) and the motor part (c23) of the air pump.
  • a vehicle-mounted emergency power supply comprising a fixing sleeve of an EC male end female seat, comprising a fixing sleeve body (d2), and a mounting hole (d23) on the fixing sleeve body (d2), and the EC male end female seat is installed on the installation hole (d23).
  • the EC male end socket is installed in the installed hole (d23) and the EC male end socket and the fixing sleeve body (d2) are fixed through a plurality of first fixing parts (d21); the fixing sleeve body (d2) is fixed to the casing (d4) of the in-vehicle emergency power supply by a plurality of second fixing parts (d22).
  • the first fixing portion (d21) is arranged in a horizontal direction
  • the second fixing portion (d22) is arranged in a vertical direction.
  • first fixing parts (d21) which are located on the top and two sides of the fixing sleeve body (d2), respectively.
  • each first fixing portion (d21) is a screw fixing structure in which a screw and a screw hole cooperate, a part of the screw hole is located on the EC male end socket, and the other part of the screw hole is located on the fixing sleeve body (d2).
  • two sides of the fixing sleeve body (d2) are symmetrically provided with a locking portion (d24), and the locking portion (d24) prevents displacement between the fixing sleeve body (d2) and the outer casing (d4).
  • each second fixing portion (d22) is a screw fixing structure in which a screw is matched with a screw hole, a part of the screw hole is located on the clamping part (d24), and the other part of the screw hole is located on the casing (d4).
  • the EC male terminal socket includes a plastic shell female socket (d13), a positive terminal male terminal (d11) and a negative terminal male terminal (d12), and the positive terminal male terminal (d11) and the negative terminal male terminal (d12) are located in the plastic casing female socket (d11) and the negative terminal male terminal (d12).
  • the plastic housing female seat (d13) is installed in the mounting hole (d23).
  • the inner material is relatively hard, and the outer part uses a software material to ensure the comfortable feeling of holding.
  • the present utility model ensures that battery packs of various capacities can share a set of battery compartments by reserving enough space in advance; meanwhile, by pre-reserving the path of wiring, it ensures that one end of the tab and two ends of the tab are out
  • the battery pack can share the above battery compartment.
  • the utility model can greatly reduce the overall volume by selecting suitable parts and careful layout while achieving various functions of the product, and is smaller in products with the same function.
  • the utility model realizes the heat dissipation of the whole machine by using the centrifugal fan and the reasonable layout of the air duct, and achieves a good heat dissipation effect.
  • the utility model achieves a better installation method by matching a fixing sleeve for the EC male end female socket connector to assist the installation, and the installation is firm and will not loosen, and the male plug has a good experience when plugging and unplugging.
  • Fig. 1 the structural representation of the utility model vehicle-mounted emergency power supply
  • Fig. 2 the top view of the utility model vehicle-mounted emergency power supply
  • Fig. 3 The utility model is compatible with the internal structure diagram of the vehicle-mounted emergency power supply of the battery pack with unilateral outlet;
  • Fig. 4 The utility model is compatible with the internal structure diagram of the vehicle-mounted emergency power supply of the battery pack with double-side tabs;
  • Fig. 5 Internal optimized structure schematic diagram of the vehicle-mounted emergency power supply with air pump of the present utility model
  • Fig. 6 The external heat dissipation structure schematic diagram of the vehicle-mounted emergency power supply of the utility model with its own battery and air pump;
  • Fig. 7 The internal heat dissipation structure schematic diagram of the vehicle-mounted emergency power supply with its own battery and air pump of the present invention
  • Fig. 8 three-dimensional schematic diagram of EC male end female seat in the present utility model
  • Fig. 9 the fixed sleeve assembly schematic diagram I of the EC male end female seat of the present utility model
  • Figure 10 Schematic diagram II of the fixing sleeve assembly of the EC male end female seat of the present utility model
  • Figure 11 is a schematic diagram of the three-dimensional structure of the fixing sleeve of the EC male end female seat of the present invention.
  • 1 Vehicle emergency power supply body
  • 11 front support connection sleeve
  • 12 rear support connection sleeve
  • 2 handle
  • 21 front connection part
  • 22 rear connection part
  • 23 through hole.
  • a1-battery compartment a2-battery pack; a3-positive outlet; a4-negative outlet; a5-first outlet; a6-second outlet; a7-PCB circuit board.
  • b1 USB interface
  • b2 main control PCB board
  • b3 battery pack
  • b4 PCB board
  • b5 air pump outlet
  • b6 centrifugal fan
  • b7 7-shaped air pump
  • b8 EC male end female seat
  • b9 Display and operation screen.
  • c11 the sidewall exhaust hole array
  • c12 the sidewall air intake hole array
  • c13 the bottom exhaust hole array
  • c21 the cylinder part of the air pump
  • c22 the battery pack
  • c23 the motor part of the air pump
  • c24 the centrifugal fan.
  • d11 positive male end
  • d12 negative male end
  • d13 plastic shell female seat
  • d2 fixing sleeve body
  • d21 first fixing part
  • d22 second fixing part
  • d23 installation hole
  • d24 positioning block
  • a handle for a vehicle-mounted emergency power supply includes a handle body 2, the front end of the handle body 2 is connected to the front end of the vehicle emergency power supply through a front connecting part 21, and the rear end of the handle body 2 is connected to the rear end of the vehicle emergency power supply through a rear connecting part 22.
  • the handle body 2 is in the shape of an arch bridge, and the front connecting portion 21 and the rear connecting portion 22 at both ends thereof are waists in the shape of an arch bridge. Its top is flat.
  • a row of through holes 23 is provided at the bottom of the handle body 2 along the edge of the hand holding hole. The through hole 23 has elasticity and can be deformed during holding to increase the comfort of holding.
  • the inner material of the handle body 2 is hard, and the outer material is soft to ensure the strength of the tips to increase the comfort of holding.
  • the front end of the handle body 2 is connected with the front support connecting sleeve 11 through the front connecting part 21, the front supporting connecting sleeve 11 is sleeved on the front end of the vehicle emergency power supply, and the rear end of the handle body 2 is connected with the rear support connecting sleeve 12 through the rear connecting part 22, and the rear support
  • the connecting sleeve 12 is sleeved on the rear end of the vehicle-mounted emergency power supply, and the handle body 2 has a hole for holding it by a human hand.
  • the width of the front connecting portion 21 connecting with the front support connecting sleeve 11 is the largest, and the width of the rear connecting portion 22 connecting with the rear support connecting sleeve 12 is the largest, so as to increase the strength of the handle.
  • a vehicle-mounted emergency power supply compatible with different capacities, unilateral tabs and bilateral tabs includes a battery compartment a1, a battery pack a2 is placed in the battery compartment a1, and space is reserved on the left and right sides of the battery pack a2 , so that the battery compartment a1 can be placed in a battery pack composed of cells with single-side tabs, or a battery pack composed of cells with double-side tabs, or batteries with different capacities.
  • a PCB circuit board a7 is also included, and the PCB circuit board a7 is located under the battery pack a2.
  • the battery pack a2 is a battery pack composed of cells with unilateral tabs.
  • the positive and negative pieces of the battery pack a2 are located on the same side, and the negative piece is connected to the EC male socket through the negative lead a4; the positive piece is connected to the PCB through the positive lead a3.
  • the input end of the circuit board a7 is connected, and the output end of the PCB circuit board a7 is connected to the EC male end female seat through the positive wire.
  • a first outlet a5 exists between the battery pack a2 and the 7-shaped air pump, and both the positive outlet a3 and the positive lead pass through the first outlet a5.
  • a vehicle-mounted emergency power supply compatible with different capacities, unilateral tabs and bilateral tabs includes a battery compartment a1, a battery pack a2 is placed in the battery compartment a1, and space is reserved on the left and right sides of the battery pack a2 , so that the battery compartment a1 can be placed in a battery pack composed of cells with single-side tabs, or a battery pack composed of cells with double-side tabs, or batteries with different capacities.
  • a PCB circuit board a7 is also included, and the PCB circuit board a7 is located under the battery pack a2.
  • the battery pack a2 is a battery pack composed of double-sided tab cells, the positive and negative electrodes are located on the left and right sides of the battery pack 2; the negative electrode is connected to the EC male socket through the negative outlet a4; the positive electrode is connected to the PCB through the positive outlet a3
  • the input end of the circuit board a7 is connected, and the output end of the PCB circuit board 7 is connected to the EC male end female seat through the positive wire.
  • a second outlet a6 is provided on the lower left side of the battery pack a2, and the positive outlet a3 is connected to the input end of the PCB circuit board a7 from the second outlet a6; there is a first outlet a5 between the battery pack a2 and the 7-shaped air pump, The positive wire coming out of the output end of the PCB circuit board a7 passes through the first wire outlet a5.
  • the compatibility of the battery packs of different capacities of the present invention is mainly achieved by reserving enough space, changing the length of the battery cells, and placing the PCB board on one side of the battery pack;
  • the different outlet ways of the utility model mainly include a battery pack composed of single-side tab battery cells and a battery pack composed of double-side tab battery cells.
  • the PCB board is placed on one side of the battery pack, which is convenient for connection after the battery pack is wired out.
  • an optimized internal structure of a vehicle-mounted emergency power supply with an air pump includes a battery pack b3 and a 7-shaped air pump b7, the battery pack b3 is a rectangular parallelepiped, and the battery pack 3 and the 7-shaped air pump b7 are arranged diagonally so that One end of the battery pack b3 extends into the inner corner of the 7-shaped air pump b7.
  • the positive and negative outgoing wires of the battery pack b3 are connected to the EC male end female seat b8, and the EC male end female seat b8 is located at the top of the gap between the battery pack b3 and the 7-shaped air pump b7.
  • the main control PCB board b2 is located above the battery pack b3, and the USB interface b1 is connected to the main control PCB board b2.
  • a display and operation screen b9 is arranged between the USB interface b1 and the EC male end female seat b8, and the display and operation screen b9 is signally connected to the main control PCB board b2.
  • the PCB board b4 is located on the lower side of the battery pack b3, and the right side of the PCB board b4 is the 7-shaped air pump b7.
  • a centrifugal fan b6 is also provided below the 7-shaped air pump b7.
  • a vehicle-mounted emergency power supply heat dissipation structure with a battery and an air pump is provided on the side wall of the casing with a side wall air intake hole array c12 and a bottom exhaust hole array c13, and the side wall air intake hole array c13.
  • the c12 is located in the axial direction of the centrifugal fan c24 to facilitate air intake; the bottom exhaust hole array c13 is located in the radial direction of the centrifugal fan c24 to facilitate exhaust air.
  • a sidewall exhaust hole array c11 is opened to assist the overall exhaust.
  • the sidewall exhaust hole array c11 , the sidewall air intake hole array c12 and the bottom exhaust hole array c13 are all elliptical structures.
  • the battery pack c3 is a rectangular parallelepiped, the battery pack c3 and the 7-shaped air pump c7 are arranged diagonally and one end of the battery pack c3 extends to the inner corner of the 7-shaped air pump c7, and the battery pack c3 and the 7-shaped air pump c7 are arranged diagonally.
  • the type air pump c7 together forms a cooling circulation air duct.
  • the heat dissipation circulation air duct path passes through the cylinder part c21 of the air pump, the battery pack c22 and the motor part c23 of the air pump.
  • the EC male end female seat of the utility model comprises a plastic shell female seat d13, a positive electrode male end d11 and a negative electrode male end d12, the positive electrode male end d11 and the negative electrode male end d12 are located in the plastic shell female seat d13, and the plastic shell female seat d13 is installed in the installation in hole d23. 8 does not show the screw hole, the screw hole is used to cooperate with the screw hole on the fixing sleeve body d2 to fix the two.
  • a fixing sleeve of an EC male end female seat comprising a fixing sleeve body d2, a mounting hole d23 is arranged on the fixing sleeve body d2, the EC male end female seat is installed in the installation hole d23, and the EC male end female seat is installed in the installed hole d23.
  • the hole d23 also fixes the EC male end socket and the fixing sleeve body d2 through a plurality of first fixing parts d21; the fixing sleeve body d2 and the housing d4 of the vehicle emergency power supply are fixed through a plurality of second fixing parts d22.
  • the first fixing portion d21 is arranged in a horizontal direction, and the second fixing portion d22 is arranged in a vertical direction.
  • Each first fixing portion d21 is a screw fixing structure in which a screw and a screw hole cooperate, a part of the screw hole is located on the EC male end female seat, and the other part of the screw hole is located on the fixing sleeve body d2.
  • a locking portion d24 is symmetrically provided on both sides of the fixing sleeve body d2, and the locking portion d24 prevents displacement between the fixing sleeve body d2 and the housing d4.
  • Each second fixing portion d22 is a screw fixing structure in which a screw and a screw hole cooperate, a part of the screw hole is located on the clamping part d24, and the other part of the screw hole is located on the casing d4.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

Alimentation électrique d'urgence montée sur véhicule; structure optimisée interne d'une alimentation électrique d'urgence montée sur véhicule, comportant une pompe à air; et structure de dissipation de la chaleur d'une alimentation électrique d'urgence montée sur véhicule, comportant une batterie et une pompe à air. L'alimentation électrique d'urgence montée sur véhicule comprend un corps de poignée (2). L'extrémité avant du corps de poignée (2) est reliée à l'extrémité avant de l'alimentation électrique d'urgence montée sur véhicule au moyen d'une partie de liaison avant (21); l'extrémité arrière du corps de poignée (2) est reliée à l'extrémité arrière de l'alimentation électrique d'urgence montée sur véhicule au moyen d'une partie de liaison arrière (22); et le corps de poignée (2) est muni d'un trou de retenue de main. L'aspect en forme de pont arqué du corps de poignée (2) permet d'obtenir une amélioration du degré esthétique, et de plus, lorsque la poignée est tenue à la main, une rangée de trous traversants est formée dans la partie inférieure de la poignée, et lorsque la poignée est tenue, les trous traversants dans la partie inférieure confèrent à la poignée une élasticité supérieure, de manière à améliorer le confort.
PCT/CN2021/080648 2020-12-11 2021-03-13 Alimentation électrique d'urgence montée sur véhicule WO2022121142A1 (fr)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
CN202022947766.4U CN214543773U (zh) 2020-12-11 2020-12-11 一种车载应急电源及其把手
CN202022959880.9 2020-12-11
CN202022947766.4 2020-12-11
CN202022959889.XU CN214204189U (zh) 2020-12-11 2020-12-11 一种ec公端母座的固定套及使用其的车载应急电源
CN202022947791.2U CN214543656U (zh) 2020-12-11 2020-12-11 一种带气泵的车载应急电源内部优化结构
CN202022959889.X 2020-12-11
CN202022947796.5 2020-12-11
CN202022947796.5U CN213905479U (zh) 2020-12-11 2020-12-11 一种兼容不同容量、单边极耳和双边极耳的车载应急电源
CN202022947791.2 2020-12-11
CN202022959880.9U CN214203792U (zh) 2020-12-11 2020-12-11 一种自带电池和气泵的车载应急电源散热结构

Publications (1)

Publication Number Publication Date
WO2022121142A1 true WO2022121142A1 (fr) 2022-06-16

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Application Number Title Priority Date Filing Date
PCT/CN2021/080648 WO2022121142A1 (fr) 2020-12-11 2021-03-13 Alimentation électrique d'urgence montée sur véhicule

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Country Link
WO (1) WO2022121142A1 (fr)

Citations (7)

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