CN204696161U - A kind of electric motor vehicle cell box - Google Patents

A kind of electric motor vehicle cell box Download PDF

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Publication number
CN204696161U
CN204696161U CN201520272900.1U CN201520272900U CN204696161U CN 204696161 U CN204696161 U CN 204696161U CN 201520272900 U CN201520272900 U CN 201520272900U CN 204696161 U CN204696161 U CN 204696161U
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CN
China
Prior art keywords
battery case
electric motor
air door
case housing
ventilating opening
Prior art date
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Active
Application number
CN201520272900.1U
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Chinese (zh)
Inventor
李师
叶帅
杜颖颖
何黎明
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Yutong Bus Co Ltd
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Zhengzhou Yutong Bus Co Ltd
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Priority to CN201520272900.1U priority Critical patent/CN204696161U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The utility model provides a kind of electric motor vehicle cell box, comprise battery case housing, two opposite faces of battery case housing are respectively equipped with forward and backward ventilating opening, form linear pattern heat loss through convection passage between the inherent forward and backward ventilating opening of battery case housing, battery case housing corresponds to forward and backward vent position and be provided with air door.When temperature in electric motor vehicle cell box is too high, open front and back air door, in the driving process of electric motor car, air is just easy to from the ventilating opening of battery case, enter battery case and flow out from another ventilating opening, air flow property is better, more be conducive to the heat radiation of battery case, this structure is quite simple, does not need to arrange blower fan, manufacture more convenient, cost is lower.

Description

A kind of electric motor vehicle cell box
Technical field
the utility model relates to a kind of electric motor vehicle cell box.
Background technology
The core energy of electric motor car is the battery of electric motor car, being determined by the operating ambient temperature of battery to a great extent with bad well of battery performance.Ambient temperature is too high and when exceeding highest standard temperature, battery is in the condition of high temperature, has larger impact like this on the life-span of battery, can cause battery failure time serious always; Ambient temperature too low and lower than minimum standard temperature time, the discharging efficiency of battery can reduce, and the most electric energy conversions causing battery are heat energy, substantially increase the power consumption of car load, affect cell discharge efficiency and use cost.
Authorization Notice No. is that the Chinese invention patent of CN103326084A discloses a kind of battery pack temperature control device and battery pack temperature control method, this device comprises closed Battery case, Battery case is provided with air door to be opened/closed, battery case is used for holding power brick, in power brick, can battery pack be set, power brick has air inlet and exhaust outlet, the air inlet of power brick and exhaust ports are respectively equipped with the blower fan for making power brick inside carry out air circulation, the air door of battery case is connected with temperature control equipment, when temperature control equipment detection battery the temperature inside the box reaches highest standard temperature, air door upset can be controlled open, doorway is divided into the two parts being respectively used to air intake and air-out by air door, thus realize the air circulation of battery case inside, lower the temperature in battery case, when temperature in temperature control equipment detection battery case inside is lower than minimum standard temperature, air door can be controlled close, thus be incubated in battery case.This battery temperature control device is provided with an air port because battery case is enterprising, be difficult to be formed convection current effectively between battery case is inside and outside, need to arrange blower fan and carry out air circulation, complicated structure, cost is higher, needs open air door dispel the heat time, result of ventilating heat dissipation is poor, and meanwhile, the air door on battery case realizes opening and closing by upset, need certain space for air door upset, increase the volume and weight of whole battery case.
Utility model content
The purpose of this utility model is to provide a kind of electric motor vehicle cell box, needs blower fan to cause complex structure, the problem that production cost is higher for solving in prior art because of convection problem.
Electric motor vehicle cell box of the present utility model adopts following technical scheme: a kind of electric motor vehicle cell box, comprise battery case housing, two opposite faces of described battery case housing are respectively equipped with forward and backward ventilating opening, form linear pattern heat loss through convection passage between the inherent forward and backward ventilating opening of battery case housing, described battery case housing corresponds to forward and backward vent position and be provided with air door.
Described battery case housing corresponds to forward and backward vent position and be provided with the guide direction guiding mechanism vertical with fore-and-aft direction, described air door guiding movement is assemblied on guiding mechanism, described battery case housing is also provided with for driving air door guiding movement with the driving mechanism of the corresponding ventilating opening of closure or openness.
The temperature-control circuit that described driving mechanism comprises fixed magnetic pole, electromagnet and is connected with magnet control, described fixed magnetic pole is positioned on air door.
Described temperature-control circuit comprises the first circuit parallel with one another and second circuit, and the first circuit is provided with the first power supply and thermoswitch, and second circuit is provided with second source and cold quick switch, and described first power supply is contrary with second source electrode.
Described battery case housing is provided with the guide vane end stop when air door moves to extreme position, it being carried out to block.
Forward and backward ventilating opening is provided with air grid.
Before two opposite faces of battery of electric vehicle tank shell of the present utility model are respectively equipped with, rear vents, before battery case housing inherence, linear pattern heat loss through convection passage is formed between rear vents, battery case housing correspond to front, rear vents position is provided with air door, when temperature in electric motor vehicle cell box is too high, open front and back air door, in the driving process of electric motor car, air is just easy to from the ventilating opening of battery case, enter battery case and flow out from another ventilating opening, air flow property is better, more be conducive to the heat radiation of battery case, this structure is quite simple, do not need to arrange blower fan, manufacture more convenient, cost is lower.
Further, battery case housing corresponds to forward and backward ventilating opening and be provided with directive slide track, directive slide track and heat loss through convection channel vertical, air door guiding movement is assemblied on guiding mechanism, and can under the driving of driving mechanism guiding movement and realize ventilate closedown and unlatching, air door saves the volume of battery case perpendicular to heat loss through convection channel setting, takes full advantage of the inner space of battery case.
Further, driving mechanism comprises electromagnet and fixed magnetic pole, fixed magnetic pole is located on air door, when temperature-control circuit makes it produce the magnetic force of different directions to electromagnet energising, fixed magnetic pole on air door can with the magnetic interaction of electromagnet, thus drive air door along directive slide track guiding movement, eliminated the space adopting the transmission mechanism required for machine driving to take by Electromagnetic Control, save the volume and weight of whole battery case further.
Accompanying drawing explanation
Fig. 1 is the vertical view of a kind of electric motor vehicle cell box embodiment of the present utility model;
Fig. 2 is the structural representation that vent position place air door is in opening;
Fig. 3 is the structural representation that vent position place air door is in closed condition;
Fig. 4 is the perspective view of air door and battery case housing.
Embodiment
The embodiment of a kind of electric motor vehicle cell box of the present utility model: as Figure 1-4, comprise battery case housing 1, the inside of battery case housing is used for placing multiple battery pack 3 side by side, former and later two opposite flanks of battery case housing are respectively equipped with front ventilating opening 2 and rear vents 2, battery case housing is respectively equipped with air door 5 in the position corresponding to front ventilating opening 2 and rear vents, also be provided with for before driving air door 5 to move to realize in battery case housing, the driving mechanism of the opening and closing of rear vents 2, wherein, air door 5 is assemblied on battery case housing by the guiding mechanism guiding movement be located on battery case housing, guiding mechanism is positioned at the upside of ventilating opening and left and right extends to the two ends, left and right of ventilating opening, in the present embodiment, this guiding mechanism is guide chute 9, guide chute 9 is made for nonmagnetic substance, what air door 5 was arranged by its upper end is assemblied on battery case housing with guide chute 9 guide runner 8 guiding movement that guiding movement coordinates in the lateral direction, air door can along guide chute guiding movement to the off-position closed by ventilating opening completely and the enable possition of being opened by ventilating opening completely under the driving of driving mechanism, certainly, in other embodiments, guiding mechanism can also for being located at the guiding litter on battery case housing, can arrange on air door accordingly and lead the guide sleeve be slidably matched with guiding litter.Wherein, driving mechanism comprises fixed magnetic pole and electromagnet 4, fixed magnetic pole is fixed on air door, or guide runner is made up also passable of magnetic material, electromagnet is fixed on one end of guide chute 9, in the present embodiment, one end of guide chute extends to the edge of ventilating opening, the other end extends to the side of ventilating opening, electromagnet is positioned at one end place that guide chute extends to ventilating opening edge, electromagnet 4 is communicated with temperature-control circuit, this temperature-control circuit comprises the first circuit in parallel and second circuit, first circuit is in series with the first power supply and thermoswitch 71, second circuit is in series with second source and cold quick switch 72, the electrode direction of the first power supply and second source is contrary, thermoswitch and cold quick switch are for detecting the ambient temperature in battery case, when ambient temperature reaches highest standard temperature, thermoswitch is opened turning circuit and is carried positive phase current to electromagnet, it is made to produce the magnetic force same with fixed magnetic pole Magnetic Phase, thus and produce repulsion between the fixed magnetic pole being fixed on air door, air door is promoted to the direction away from electromagnet and opens ventilating opening, when ambient temperature is lower than minimum standard temperature, cold quick switch open turning circuit also carries reverse current to electromagnet, it is made to produce the magnetic force different with fixed magnetic pole magnetic, thus and produce gravitation between the fixed magnetic pole being fixed on air door, thus air door is closed ventilating opening to attracting near the direction of electromagnet, battery case inside is incubated, certainly, in other embodiments, electromagnet can not be located at ventilating opening edge and and there is certain distance between ventilating opening, temperature-control circuit also can adopt other temperature sensors or the power on/off of thermostat realization to electromagnet, and then control electromagnet generation magnetic force, the present embodiment is only to provide a kind of preferred version.
Two ends also at guide chute on battery case are provided with block position limiting structure, this block position limiting structure is the guide vane end stop of projection in inner walls, guide vane end stop has two, i.e. the first guide vane end stop 6 and the second guide vane end stop, limited piece of institute's block when air door moves to enable possition or off-position under magnetic drive and stop motion, and be held open or closed condition, in the present embodiment, because electromagnet is positioned at one end of guide chute, second guide vane end stop and electromagnet are wholely set, in other embodiments, if electromagnet is not positioned at the end of guide chute, then should arrange first respectively at the two ends of guide chute, second guide vane end stop.
Further optimization, in other embodiments, the ventilating opening place of battery case can also arrange air grid, or ventilating opening is directly that air grid is also passable, can prevent in ventilation process like this, extraneous foreign material enter battery case inside and affect the normal power supply of battery.
In the present embodiment, battery case housing is also provided with the block guide vane end stop for the spacing air door of block, in other embodiments, air door can be controlled by other means and stop when moving to enable possition or off-position, such as the mode such as auto-breaking when air door moves to unlatching or off-position.
In the present embodiment, air door is assemblied on battery case by the guiding mechanism guiding movement being parallel to ventilating opening, and by guiding movement shutoff or open ventilating opening, in other embodiments, air door can realize opening or closing ventilating opening by flip-flop movement, and the present embodiment is only to provide a kind of preferred version.
Battery of electric vehicle box structure of the present utility model is simple, easy to operate, in use, if the temperature of battery case is too low, ventilating opening can be closed thus is incubated battery case inside by automatic control storm door by temperature control system, if fruit battery case temperature is too high, ventilating opening can be opened by automatic control storm door by temperature control system, in the driving process of electric motor car, air-flow can realize ventilation and heat by the ventilating opening on former and later two opposite faces easily, and radiating effect is very good.

Claims (6)

1. an electric motor vehicle cell box, comprise battery case housing, it is characterized in that, two opposite faces of described battery case housing are respectively equipped with forward and backward ventilating opening, form linear pattern heat loss through convection passage between the inherent forward and backward ventilating opening of battery case housing, described battery case housing corresponds to forward and backward vent position and be provided with air door.
2. electric motor vehicle cell box according to claim 1, it is characterized in that, described battery case housing corresponds to forward and backward vent position and be provided with the guide direction guiding mechanism vertical with fore-and-aft direction, described air door guiding movement is assemblied on guiding mechanism, described battery case housing is also provided with for driving air door guiding movement with the driving mechanism of the corresponding ventilating opening of closure or openness.
3. electric motor vehicle cell box according to claim 2, is characterized in that, the temperature-control circuit that described driving mechanism comprises fixed magnetic pole, electromagnet and is connected with magnet control, and described fixed magnetic pole is positioned on air door.
4. electric motor vehicle cell box according to claim 3, it is characterized in that, described temperature-control circuit comprises the first circuit parallel with one another and second circuit, first circuit is provided with the first power supply and thermoswitch, second circuit is provided with second source and cold quick switch, and described first power supply is contrary with second source electrode.
5. the electric motor vehicle cell box according to Claims 2 or 3 or 4, is characterized in that, described battery case housing is provided with the guide vane end stop when air door moves to extreme position, it being carried out to block.
6. electric motor vehicle cell box according to claim 1, is characterized in that, forward and backward ventilating opening is provided with air grid.
CN201520272900.1U 2015-04-30 2015-04-30 A kind of electric motor vehicle cell box Active CN204696161U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520272900.1U CN204696161U (en) 2015-04-30 2015-04-30 A kind of electric motor vehicle cell box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520272900.1U CN204696161U (en) 2015-04-30 2015-04-30 A kind of electric motor vehicle cell box

Publications (1)

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CN204696161U true CN204696161U (en) 2015-10-07

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107275709A (en) * 2016-04-08 2017-10-20 江苏兴云新能源有限公司 Battery case cooling mechanism, battery case and automobile with the battery case cooling mechanism
CN107404829A (en) * 2017-09-08 2017-11-28 广西邦世电气有限公司 A kind of automatically-controlled door blended electric power balancer
CN108963831A (en) * 2018-07-24 2018-12-07 程刚 A kind of communication energy-saving distribution box based on quantum techniques

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107275709A (en) * 2016-04-08 2017-10-20 江苏兴云新能源有限公司 Battery case cooling mechanism, battery case and automobile with the battery case cooling mechanism
CN107404829A (en) * 2017-09-08 2017-11-28 广西邦世电气有限公司 A kind of automatically-controlled door blended electric power balancer
CN108963831A (en) * 2018-07-24 2018-12-07 程刚 A kind of communication energy-saving distribution box based on quantum techniques

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C14 Grant of patent or utility model
GR01 Patent grant
CP03 Change of name, title or address

Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province

Patentee after: Yutong Bus Co.,Ltd.

Address before: 450016 Yutong Industrial Zone, eighteen Li River, Henan, Zhengzhou

Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd.

CP03 Change of name, title or address