CN207489935U - A kind of assembled battery used for electric vehicle - Google Patents

Abstract

The utility model discloses a kind of assembled batteries used for electric vehicle, including explosion-proof casing, device protects room, battery cover board and assembled battery, protective shell is installed in the explosion-proof casing, pole plate is installed in the protective shell, and two groups of assembled batteries are installed in the protective shell between pole plate, moistureproof cushion is installed in the protective shell of the assembled battery bottom, the surface of the assembled battery is equipped with insulating layer, and cooling fin is installed on insulating layer, second busbar is installed between the assembled battery, the top of the assembled battery is equipped with the first busbar, the central position of first busbar is equipped with earth leakage protective device.The utility model protects room, battery cover board and assembled battery to form by explosion-proof casing, device; explosion-proof casing can be very good the injury to people around when accident occurs for protection battery, while be equipped with insulating layer on the surface of battery, prevent cell degradation from leaking electricity; highly practical, value is promoted the use of.

Description

A kind of assembled battery used for electric vehicle

Technical field

The utility model is related to battery technology field, specially a kind of assembled battery used for electric vehicle.

Background technology

Battery is as DC power supply, when needing higher voltage and larger capacity or larger electric current, an electricity Pond tends not to competent demand, and at this moment single battery is contacted, in parallel, multiple-series（Not only it had connected but also in parallel）It is used into battery pack, group It closes battery and solves the deficiency of voltage and capacitance, and be used in relatively large electric tool aspect, facilitate people's life It needs while energy conservation and environmental protection again, is that country advocates and a product promoting.

But it is current, there are many deficiencies, battery-heatings can not timely be radiated, be easy to cause for assembled battery Battery-heating excessively causes cells burst to cause the accident, and not only allows the performance of battery that can not be protected, and right in this way There is also hidden danger for life installation, and the position moisture that battery is placed is heavier, are easy to cause cell degradation and drain conditions, battery occurs Electricity can not be grasped well using, be easy to cause and using there is a situation where not enough power supply, while battery is filling When electric, the air quality in environment can not be grasped, if battery explosion can be caused because the nitrogen of surrounding is excessively high during charging, It causes casualties.

Utility model content

The purpose of this utility model is to provide a kind of assembled battery used for electric vehicle, to solve to carry in above-mentioned background technology The problem of going out.

To achieve the above object, the utility model provides following technical solution：A kind of assembled battery used for electric vehicle, including Explosion-proof casing, device protection room, battery cover board and assembled battery form, and protective shell, the guarantor are equipped in the explosion-proof casing Pole plate in protective case is installed, and two groups of assembled batteries are installed in the protective shell between pole plate, the guarantor of the assembled battery bottom Moistureproof cushion is installed, the surface of the assembled battery is equipped with insulating layer, and cooling fin is equipped on insulating layer, described group in protective case The second busbar is installed between conjunction battery, the top of the assembled battery is equipped with the first busbar, first busbar Central position earth leakage protective device is installed, the both ends at the top of first busbar are all equipped with pole, the explosion-proof shell Battery cover board at the top of body is installed, positive terminal and negative terminal are installed at the top of battery cover board at the pole position Column is equipped with device protection room on the battery cover board between the positive terminal and negative terminal, is protected close to the device The side of shield chamber interior walls is equipped with side nitrogen instrument, and the device protection indoor location of the side Dan Yi sides has fire alarm, described The device protection interior of fire alarm both sides is all equipped with excessive gas port, and the both ends of the battery cover board are equipped with handle, described Device protection room side between handle is equipped with electric-quantity display device.

Preferably, the side wall of the device protection room is equipped with ventilated net.

Preferably, heat-conducting silicone grease coating is coated on the contact surface of the insulating layer and assembled battery.

Preferably, the excessive gas port is equipped with block.

Preferably, the positive terminal is with being all equipped with wiring hole on negative terminal.

Compared with prior art, the beneficial effects of the utility model are：The assembled battery is protected by explosion-proof casing, device Room, battery cover board and assembled battery composition, explosion-proof casing can be very good the injury to people around when accident occurs for protection battery, Insulating layer is installed on the surface of battery simultaneously, prevents cell degradation from leaking electricity, and be mounted with earth leakage protective device again, it can be more preferable Provide safeguard to battery and the safety used, cooling fin plays battery cooling effect, prevent battery use or charging when heat Measure it is excessive burn, if electric power, really there is a situation where burning, alarm of setting fire can send out alarm at the first time, allow use Person receives information within the most fast time, and side nitrogen instrument is also mounted on battery, can grasp constantly empty around when battery charges Density of nitrogen in gas prevents density of nitrogen excessively high and causes battery explosion, and moistureproof cushion is also mounted in the bottom of battery, prevents electricity Pond ambient moisture leads to the situation of cell degradation and battery drain, highly practical, and value is promoted the use of.

Description of the drawings

Fig. 1 is the internal structure schematic diagram of the utility model.

Fig. 2 is the structure schematic top plan view of the utility model.

Fig. 3 is the structure diagram of the utility model.

Fig. 4 is the inside configuration schematic diagram of the utility model.

In figure：1- explosion-proof casings；2- pole plates；3- partition boards；The first busbars of 4-；5- poles；6- positive terminals；7- surveys nitrogen Instrument；8- devices protect room；9- fire alarms；10- overflows gas port；11- blocks；12- negative terminals；13- battery cover boards；14- Protective shell；The second busbars of 15-；16- assembled batteries；17- moistureproof cushions；18- electric-quantity display devices；19- handles；20- ventilated nets； 21- earth leakage protective devices；22- insulating layers；23- cooling fins.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

- 4 are please referred to Fig.1, a kind of embodiment provided by the utility model：A kind of assembled battery used for electric vehicle, including anti- Quick-fried housing 1, device protection room 8, battery cover board 13 and assembled battery 16 form, and protective shell 14 is equipped in explosion-proof casing 1, is protected Pole plate 2 in shell 14 is installed, and two groups of assembled batteries 16 are installed in the protective shell 14 between pole plate 2,16 bottom of assembled battery Protective shell 14 in moistureproof cushion 17 is installed, the surface of assembled battery 16 is equipped with insulating layer 22, insulating layer 22 and assembled battery 16 Contact surface on be coated with heat-conducting silicone grease coating, play the effect of anti-conduction, strengthen the security performance of battery, and pacify on insulating layer 22 Equipped with cooling fin 23, the second busbar 15 is installed between assembled battery 16, the top of assembled battery 16 is equipped with the first confluence Item 4, the central position of the first busbar 4 are equipped with earth leakage protective device 21, and the both ends at 4 top of the first busbar are all equipped with pole Column 5, the top of explosion-proof casing 1 are equipped with battery cover board 13, and the top of battery cover board 13 is equipped with positive terminal at 5 position of pole Column 6 and negative terminal 12, positive terminal 6 in the case of welding, can lead to being all equipped with wiring hole on negative terminal 12 It crosses conducting wire and interts wiring hole connection, device guarantor is installed on the battery cover board 13 between positive terminal 6 and negative terminal 12 Room 8 is protected, the side wall of device protection room 8 is equipped with ventilated net 20, plays the role of ventilation and heat, and 8 inner wall of room is protected close to device Side side nitrogen instrument 7 is installed, the device protection indoor location of 7 side of side nitrogen instrument has fire alarm 9,9 liang of fire alarm Excessive gas port 10 is all installed in the device protection room 8 of side, the gas port 10 that overflows is equipped with block 11, passes through block 11 when using battery Excessive gas port is sealed, the both ends of battery cover board 13 are equipped with handle 19, and device protection 8 side of room between handle 19 is equipped with electricity Measure display 18.

Operation principle：In use, battery is placed on position to be used by handle 19, by attachment device connection just Pole binding post 6 and negative terminal 12, assembled battery 16 start output power, the heat that cooling fin 23 sends out assembled battery 16 Absorbed, electric power is collected by the first busbar 4 and the second busbar 15, by pole be pooled to positive terminal 6 with On negative terminal 12, heat and gas that when 16 output power of assembled battery generates can be shed by the gas port 10 that overflows, and electricity is shown Show device 18 can the moment observation assembled battery 16 use electricity, if leaking electricity in use, earth leakage protective device 21 can be timely It checks, if assembled battery 16 burns, fire alarm 9 will send out alarm, and assembled battery 16 is in charging, side nitrogen Instrument 7 can detect the density of nitrogen of surrounding air.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned exemplary embodiment, and And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that by containing in the equivalent requirements of the claims is fallen All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Claims (5)

1. a kind of assembled battery used for electric vehicle, including explosion-proof casing（1）, device protection room（8）, battery cover board（13）And combination Battery（16）, it is characterised in that：The explosion-proof casing（1）Protective shell is inside installed（14）, the protective shell（14）Inside it is equipped with Pole plate（2）, and pole plate（2）Between protective shell（14）Two groups of assembled batteries are inside installed（16）, the assembled battery（16）Bottom The protective shell in portion（14）Moistureproof cushion is inside installed（17）, the assembled battery（16）Surface be equipped with insulating layer（22）, and insulate Layer（22）On cooling fin is installed（23）, the assembled battery（16）Between the second busbar is installed（15）, the combination electricity Pond（16）Top the first busbar is installed（4）, first busbar（4）Central position earth leakage protective device is installed （21）, first busbar（4）The both ends at top are all equipped with pole（5）, the explosion-proof casing（1）Top electricity is installed Pond cover board（13）, the pole（5）Battery cover board at position（13）Top positive terminal is installed（6）With negative terminal （12）, the positive terminal（6）With negative terminal（12）Between battery cover board（13）On be equipped with device protection room （8）, room is protected close to the device（8）The side of inner wall is equipped with side nitrogen instrument（7）, the side nitrogen instrument（7）The device of side is protected Shield indoor location has fire alarm（9）, the fire alarm（9）The device protection room of both sides（8）Excessive gas is inside all installed Mouthful（10）, the battery cover board（13）Both ends handle is installed（19）, the handle（19）Between device protection room（8）One Side is equipped with electric-quantity display device（18）.

2. a kind of assembled battery used for electric vehicle according to claim 1, it is characterised in that：The device protects room（8）'s Side wall is equipped with ventilated net（20）.

3. a kind of assembled battery used for electric vehicle according to claim 1, it is characterised in that：The insulating layer（22）With combining Battery（16）Contact surface on be coated with heat-conducting silicone grease coating.

4. a kind of assembled battery used for electric vehicle according to claim 1, it is characterised in that：The excessive gas port（10）It is equipped with Block（11）.

5. a kind of assembled battery used for electric vehicle according to claim 1, it is characterised in that：The positive terminal（6）With Negative terminal（12）On all be equipped with wiring hole.