CN216959351U

CN216959351U - Vehicle-mounted emergency power supply device

Info

Publication number: CN216959351U
Application number: CN202122620580.2U
Authority: CN
Inventors: 蒋志军; 王军勇; 王运军; 宋凯; 潘雪琴; 冯德麟; 许占海; 李丰; 李伟东
Original assignee: Baotou Haoming Rare Earth New Power Supply Technology Co ltd
Current assignee: Baotou Haoming Rare Earth New Power Supply Technology Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-07-12
Anticipated expiration: 2031-10-26

Abstract

The utility model belongs to the technical field of alkaline secondary batteries, and particularly relates to a vehicle-mounted emergency power supply device which comprises a box body, wherein a partition plate is vertically arranged in the box body, a battery pack is arranged on one side of the partition plate, a charger is arranged on the other side of the partition plate, a pull rod is transversely arranged between adjacent battery packs, two ends of the pull rod are respectively connected with the box body and the partition plate, a supporting plate is arranged above the battery pack, two ends of the supporting plate are respectively supported and fixed through the box body and the partition plate, a hanging plate is arranged above the charger and fixed on the box body, a top cover is arranged at the top of the box body, and a through hole and an electrical appliance interface are respectively arranged on the wall of the box body. The utility model adopts an open structure to integrate the battery pack and the charger, realizes independent charging and discharging, solves the problem of charging and carrying of the emergency starting power supply, can realize the vehicle-mounted emergency power supply, and can obviously improve the low-temperature starting efficiency and the service life of the battery. The device can greatly reduce the capacity of the alkaline secondary battery, and can fully meet the emergency starting requirements of high-cold and high-latitude areas in performance.

Description

Vehicle-mounted emergency power supply device

Technical Field

The utility model relates to a vehicle-mounted emergency power supply device, and belongs to the technical field of alkaline secondary batteries.

Background

The lead-acid battery is always used as a starting power supply for the fuel vehicle, but the lead-acid battery is difficult to discharge at low temperature, so that the fuel vehicle in high-cold and high-latitude areas is often not on fire, the vehicle is not dared to extinguish, the vehicle is started regularly or the battery is taken into a heating room for storage, and other emergency measures are taken.

A complete emergency power supply device consists of a box body, a battery, a charger and a control system, wherein the battery is a foundation and a core. The current secondary batteries mainly comprise lead-acid batteries, lithium ion batteries and nickel-hydrogen batteries, the lead-acid batteries cannot be stored for a long time and have poor low-temperature effect, and the lead-acid batteries cannot achieve due effect when being used as emergency starting power supplies; the lithium ion battery can not be charged, discharged and stored at low temperature, and can not be overcharged and overdischarged (safety problem can be generated), but the lithium ion battery is used as a starting power supply, short-time large current support is needed during starting, meanwhile, a control system can not control short-time current output, so that the technical problem of starting and overdischarging exists, the problem is limited by the principle that the lithium ion battery can not be overdischarged, the problems are converged to determine that the lithium ion battery can only be used as a portable emergency power supply to carry out shallow auxiliary starting, and in many cases, the safety problem per se can not be used as a vehicle-mounted part to be fixed in a vehicle, so that the vehicle-mounted configuration of the emergency starting power supply is almost zero; the nickel-metal hydride battery has the advantages of high and low temperature safety, excellent charging and discharging performance at low temperature, and capability of tolerating overcharge and overdischarge, and is very suitable for a vehicle-mounted emergency starting power supply, but the volume of the nickel-metal hydride battery is changed in the charging and discharging process, and meanwhile, the static energy density of the nickel-metal hydride battery is lower than that of a lithium ion battery, so that the cost of the nickel-metal hydride battery is higher in the current business aspect of calculating the price according to WH.

Therefore, a fixing device integrating a nickel-metal hydride battery and a DCDC charger is urgently needed, cost control is performed on the basis of proper capacity of the nickel-metal hydride battery, vehicle-mounted performance is realized, and the fixing device has market prospects in alpine and high-latitude areas.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the utility model provides a vehicle-mounted emergency power supply device, adopt open structure can be integrated with group battery and charger, realize charging and discharge independently, solve the problem that emergency starting power supply charges and carries among the prior art, can obviously improve the low temperature start efficiency and the life of battery.

The utility model relates to a vehicle-mounted emergency power supply device which comprises a box body, wherein a partition plate is vertically arranged in the box body, a battery pack is arranged on one side of the partition plate, a charger is arranged on the other side of the partition plate, a pull rod is transversely arranged between adjacent battery packs, two ends of the pull rod are respectively connected with the box body and the partition plate, a supporting plate is arranged above the battery pack, two ends of the supporting plate are respectively supported and fixed through the box body and the partition plate, a hanging plate is arranged above the charger and fixed on the box body, a top cover is arranged at the top of the box body, and a through hole and an electrical connector are respectively arranged on the wall of the box body.

The box include bottom plate and curb plate, the bottom plate sets up to the U type, including front and back both sides face and bottom surface, the curb plate is fixed respectively at bottom plate both sides opening part, the baffle sets up between the front and back both sides face of bottom plate, the group battery is located between the leading flank of baffle and bottom plate, the charger is located between the trailing flank of baffle and bottom plate.

The electric appliance interface be located the box rear portion, the electric appliance interface is communication interface, the interface that charges, starts interface, discharge interface, work indication lamp socket respectively, electric appliance interface one side sets up the radiator fan louvre, electric appliance interface below sets up the charger mounting hole. The charger is fixed in the box body through the charger mounting hole and the fastener. The communication interface CAN be connected with a vehicle central control display screen by adopting CAN or 485 and CAN transmit real-time information of a battery, and CAN also be remotely transmitted in a wireless mode and checked by a portable communication tool such as a mobile phone; the charging interface is connected with a DC power supply interface on the vehicle; the starting interface is a manual operation button and can be started by manually pressing; the discharging interface is correspondingly connected with the anode and the cathode of the existing lead-acid battery on the vehicle; the input end of the charger is connected with the charging port, and the output end of the charger is connected with the charging contactor and the negative electrode of the battery pack; when the emergency power supply operates, such as charging or discharging, the working indicator lamp is on, and when the emergency power supply does not operate, such as stopping, the working indicator lamp is off.

The baffle and the box between set up corresponding clearing hole, the pull rod runs through corresponding clearing hole, the pull rod both ends are through locking device fastening respectively.

The pull rod set up to 8, locking device chooses for use the nut, corresponds the nut and sets up the external screw thread respectively at the pull rod both ends. The battery pack is placed between the box body and the partition board, if the battery pack is not fastened, the vehicle can vibrate in multiple directions to cause other potential safety hazards, the battery pack and the box body are integrally fastened, a pull rod is preferably selected in the design, a plurality of pull rods with threads penetrate through gaps between the battery pack, 8 pull rods are preferably selected in the design, the two ends of each pull rod penetrate through the corresponding pull rod, the two ends of each pull rod protrude for 5-15 mm, then a locking device is installed, and the locking device can consist of a nut, a flat pad and an elastic pad and can effectively prevent looseness; replaces the current single-sided screw tightening in the industry.

The two sides of the front part of the box body are provided with mounting edges, and the mounting edges are provided with connecting holes. The device is installed in a certain position of a vehicle, is fixed through a connecting hole of the installation edge in front, and is convenient to disassemble.

The hanging plate set up to the L template, backup pad and L template bottom set up fixation nut respectively, install control system in the backup pad, install the charge and discharge contactor on the hanging plate, control system and charge and discharge contactor are installed on backup pad and L template through fastener and fixation nut cooperation respectively. The control system collects the information of the battery pack and judges the charge amount, and the charge and discharge of the battery pack are controlled by the charge and discharge contactor, so that the automatic power off can be realized.

The lower half at box left and right sides, anterior upper half and rear portion set up the shutter respectively, the through-hole sets up in the anterior lower half of box, the through-hole sets up to circular port and elliptical aperture respectively.

The front part and the rear part of the box body are respectively provided with a handle.

The shutter is arranged for ventilation and heat dissipation, the through hole and the elliptical hole are arranged for light weight, the static energy density of the alkaline secondary battery is higher than that of a lead-acid battery, but lower than that of a lithium ion battery, the weight is higher, and the carrying is convenient to consider, so that the handles are arranged at the front and the back of the box body, and the box body is convenient to carry; a box cover is arranged above the whole device, and can bear the weight of 200Kg, so that foreign matters can be prevented from falling in. The side plates are provided with a plurality of shutters, and the shutters face inwards. The side plate is provided with the louver, so that ventilation and heat dissipation are realized, the direction is inward, the volume occupied by the outside is reduced, and the contact gap between the outside of the side plate and the outer wall is reduced as little as possible.

The charger is a DCDC charger, and the charger mounting hole arranged below the electrical appliance interface is a DCDC charger mounting hole. When the vehicle needs emergent start, the manual work is pressed and is started interface switch, charging and discharging contactor UNICOM, the work pilot lamp is bright, charging and discharging contactor UNICOM, the group battery gets into and allows the charge-discharge state, start the vehicle, vehicle engine starts the back, the vehicle can get into the running state, the electricity that the engine was sent, charge for lead-acid batteries on one side, load power supply on one side for the car, through the load interface on the car, group battery among the emergency device is also charging, the group battery is full of after the electricity, control system assigns the instruction, disconnection charging and discharging contactor, emergency device auto-power-off, the emergent start of vehicle and the automatic supplementary electric quantity process that charges have been accomplished.

The utility model has the beneficial effects that:

(1) the utility model adopts an open structure to integrate the battery pack and the DCDC charger, realizes independent charging and discharging, solves the problem of charging and carrying of the emergency starting power supply in the prior art, can realize the vehicle-mounted emergency power supply, and can obviously improve the low-temperature starting efficiency and the service life of the battery.

(2) The device can greatly reduce the capacity of the alkaline secondary battery, so that the cost of the whole device has market competitiveness, but the emergency starting requirement of alpine and high-latitude areas can be fully met in performance.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic diagram of the right side cross-sectional structure of FIG. 1;

FIG. 3 is a rear view of the structure of FIG. 1;

in the figure: 1. a top cover; 2. installing edges; 3. a blind window; 4. connecting holes; 5. a circular hole; 6. an elliptical hole; 7. a base plate; 8. a handle; 9. a support plate; 10. hanging the plate; 11. fixing a nut; 12. a partition plate; 13. a side plate; 14. a locking device; 15. a pull rod; 16. a working indicator lamp socket; 17. a communication interface; 18. a charging interface; 19. starting an interface; 20. a discharge interface; 21. heat dissipation holes of the heat dissipation fan; 22. charger mounting hole.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1 to 3, the vehicle-mounted emergency power supply device comprises a box body, wherein a partition plate 12 is vertically arranged in the box body, a battery pack is arranged on one side of the partition plate 12, a charger is arranged on the other side of the partition plate, a pull rod 15 is transversely arranged between adjacent battery packs, two ends of the pull rod 15 are respectively connected with the box body and the partition plate 12, a supporting plate 9 is arranged above the battery pack, two ends of the supporting plate 9 are respectively supported and fixed through the box body and the partition plate 12, a hanging plate 10 is arranged above the charger and fixed on the box body, a top cover 1 is arranged at the top of the box body, and a through hole and an electrical appliance interface are respectively arranged on the wall of the box body. The box includes bottom plate 7 and curb plate 13, and bottom plate 7 sets up to the U type, and including front and back both sides face and bottom surface, curb plate 13 is fixed respectively at 7 both sides openings of bottom plate, and baffle 12 sets up between the front and back both sides face of bottom plate 7, and the group battery is located between the leading flank of baffle 12 and bottom plate 7, and the charger is located between the trailing flank of baffle 12 and bottom plate 7. The electrical apparatus interface is located the box rear portion, and the electrical apparatus interface is communication interface 17, the interface 18 that charges, starts interface 19, discharge interface 20, work indication lamp socket 16 respectively, and electrical apparatus interface one side sets up radiator fan louvre 21, and electrical apparatus interface below sets up charger mounting hole 22. The communication interface 17 CAN be connected with a vehicle central control display screen by adopting CAN or 485 and CAN transmit real-time information of a battery, and CAN also be remotely transmitted in a wireless mode and checked by a portable communication tool such as a mobile phone; the charging interface 18 is connected with a DC power supply interface on the vehicle; the starting interface is a manual operation button and can be started by manually pressing; the discharging interface is correspondingly connected with the anode and the cathode of the existing lead-acid battery on the vehicle; the input end of the charger is connected with the charging interface 18, and the output end of the charger is connected with the charging contact and the negative electrode of the battery pack; when the emergency power supply operates, such as charging or discharging, the working indicator lamp is on, and when the emergency power supply does not operate, such as stopping, the working indicator lamp is off. Corresponding through holes are formed between the partition plate 12 and the box body, the pull rod 15 penetrates through the corresponding through holes, and two ends of the pull rod 15 are fastened through the locking devices 14 respectively. The pull rod 15 is set to be 8, the locking device 14 selects nuts for use, and the corresponding nuts are respectively provided with external threads at two ends of the pull rod 15. Two sides of the front part of the box body are provided with mounting edges 2, and the mounting edges 2 are provided with connecting holes 4. The device is installed in a certain position of a vehicle, is fixed through the connecting hole 4 of the installation edge 2 in front, and is convenient to disassemble. The hanging plate 10 is arranged to be an L-shaped plate, the bottoms of the supporting plate 9 and the L-shaped plate are respectively provided with a fixing nut 11, a control system is installed on the supporting plate 9, a charging and discharging contactor is installed on the hanging plate 10, and the control system and the charging and discharging contactor are installed on the supporting plate 9 and the L-shaped plate through the matching of a fastener and the fixing nut 11 respectively. The control system collects the information of the battery pack and judges the charge amount, and the charge and discharge of the battery pack are controlled by the charge and discharge contactor, so that the automatic power off can be realized. The shutter 3 is set up respectively to the latter half at box left and right sides, anterior upper half and rear portion, and the through-hole setting is at the anterior lower half of box, and the through-hole sets up to circular port 5 and elliptical aperture 6 respectively. The front part and the rear part of the box body are respectively provided with a handle 8.

When the vehicle needs emergent start, the manual work is pressed and is started the interface switch, charge and discharge contactor UNICOM, the work pilot lamp is bright, fill, the group battery gets into and allows the charge and discharge state, start the vehicle, vehicle engine starts the back, the vehicle can get into the running state, the electricity that the engine was sent out, charge for lead-acid batteries on one side, on one side for the car load power supply, through the car load interface, the group battery among the emergency device is also charging, after the group battery is full of electricity, control system assigns the instruction, break off charge and discharge contactor, emergency device automatic power off, the emergent start of vehicle and the automatic supplementary electric quantity process of charging have been accomplished.

Claims

1. The utility model provides a vehicle-mounted emergency power supply device which characterized in that: the power distribution box comprises a box body, vertically set up baffle (12) in the box, baffle (12) a side-mounting group battery, opposite side installation charger, transversely be equipped with pull rod (15) in the middle of the adjacent group battery, box and baffle (12) are connected respectively to pull rod (15) both ends, the group battery top sets up backup pad (9), backup pad (9) both ends are supported fixedly through box and baffle (12) respectively, the charger top sets up link plate (10), link plate (10) are fixed on the box, the box top sets up top cap (1), set up through-hole and electrical apparatus interface on the box wall respectively.

2. The vehicular emergency power supply device according to claim 1, characterized in that: the box includes bottom plate (7) and curb plate (13), and bottom plate (7) set up to the U type, including front and back both sides face and bottom surface, and curb plate (13) are fixed respectively at bottom plate (7) both sides opening part, and baffle (12) set up between the front and back both sides face of bottom plate (7), and the group battery is located between the leading flank of baffle (12) and bottom plate (7), and the charger is located between the trailing flank of baffle (12) and bottom plate (7).

3. The vehicular emergency power supply device according to claim 1, characterized in that: the electrical apparatus interface is located the box rear portion, and the electrical apparatus interface is communication interface (17), the interface that charges (18), starts interface (19), interface (20), work indication lamp socket (16) respectively, and electrical apparatus interface one side sets up radiator fan louvre (21), and electrical apparatus interface below sets up charger mounting hole (22).

4. The vehicular emergency power supply device according to claim 1, characterized in that: set up corresponding clearing hole between baffle (12) and the box, pull rod (15) run through corresponding clearing hole, and pull rod (15) both ends are passed through locking device (14) fastening respectively.

5. The vehicular emergency power supply device according to claim 4, characterized in that: pull rod (15) set up to 8, and locking device (14) select for use the nut, correspond the nut and set up the external screw thread respectively at pull rod (15) both ends.

6. The vehicular emergency power supply device according to claim 1, wherein: two sides of the front part of the box body are provided with mounting edges (2), and the mounting edges (2) are provided with connecting holes (4).

7. The vehicular emergency power supply device according to claim 1, wherein: hanging plate (10) set up to the L template, and backup pad (9) and hanging plate (10) bottom set up fixation nut (11) respectively, and installation control system is gone up in backup pad (9), installs charge and discharge contactor on hanging plate (10), and control system and charge and discharge contactor are installed on backup pad (9) and L template through fastener and fixation nut (11) cooperation respectively.

8. The vehicular emergency power supply device according to claim 1, characterized in that: the shutter (3) is respectively arranged on the left side and the right side of the box body, the upper half part of the front part and the lower half part of the rear part, the through holes are arranged on the lower half part of the front part of the box body, and the through holes are respectively arranged into circular holes (5) and elliptical holes (6).

9. The vehicular emergency power supply device according to claim 1, characterized in that: the front part and the rear part of the box body are respectively provided with a handle (8).