Summary of the invention
The purpose of the present invention is to provide a kind of battery radiating subassembly and lithium batteries, can improve lithium battery in the prior art
The problem that middle radiator structure is complicated and heat dissipation effect is bad.
The embodiment of the present invention is achieved in that
In a first aspect, the embodiment of the present invention provides a kind of battery radiating subassembly, comprising: at least two heat dissipations overlapped
Piece forms the accommodating space for accommodating battery core between two adjacent cooling fins;Thermally conductive sheet, the one side of thermally conductive sheet and at least two
The side of a cooling fin is connected.
Optionally, in preferred embodiments of the present invention, cooling fin includes mainboard body and is set to mainboard body edge
The side plate of side plate, cooling fin is bonded with thermally conductive sheet.
Optionally, in preferred embodiments of the present invention, cooling fin includes be arranged at intervals at mainboard body opposite sides two
A side plate, mainboard body and two side plates surround accommodating space jointly.
Optionally, in preferred embodiments of the present invention, the septal direction of two side plates of each cooling fin is consistent;Battery
Radiating subassembly includes two thermally conductive sheets, and two thermally conductive sheets fit in the side plate of cooling fin two sides respectively.
Optionally, in preferred embodiments of the present invention, cooling fin is made of aluminium.
Optionally, in preferred embodiments of the present invention, thermally conductive sheet is made of heat conductive silica gel.
Second aspect, the embodiment of the present invention also provide a kind of lithium battery, dissipate including battery case, battery core and above-mentioned battery
Hot component;Battery case includes box body and box cover, and box body has cavity and opening, and the opening of box body is arranged in box cover, and battery dissipates
Hot component is placed in box body;Battery core is arranged in the accommodating space in battery radiating subassembly between cooling fin and cooling fin.
Optionally, ventilation component is provided in preferred embodiments of the present invention, on box cover, ventilation component is configured to produce
The raw air-flow for being used for heat loss through convection.
Optionally, in preferred embodiments of the present invention, ventilation component includes spaced supply fan and outlet wind
Fan, supply fan and exhaust fan are separately positioned on box cover.
Optionally, in preferred embodiments of the present invention, handle is provided on box cover.
The beneficial effect of the embodiment of the present invention includes:
A kind of battery component and lithium battery provided in an embodiment of the present invention, radiating subassembly includes multiple cooling fins, and multiple
Cooling fin is stacked two-by-two, increases thermally conductive and heat dissipation area by the stacking contact between cooling fin, lithium battery is in work
The heat generated during work by battery core, by being transmitted to outside battery case with the cooling fin for being coated on battery core surface, so as to
Lithium battery interior is set to reach good heat dissipation effect;There is certain space between the cooling fin being stacked with two-by-two, can incite somebody to action
The battery core of lithium battery is arranged in the space between the cooling fin being stacked with two-by-two, and the useful space in battery case can be improved
Utilization rate.Radiating subassembly further includes expanding thermally conductive sheet, and thermally conductive sheet is contacted with the fitting of the side for the cooling fin being stacked two-by-two, is led to
The radiating efficiency of cooling fin side can be increased by crossing increase thermally conductive sheet, so that lithium battery be made to reach more preferably heat dissipation effect.Lithium electricity
Heat radiation assembly structure in pond is simple, convenient for being arranged in lithium battery.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that the orientation or position of the instructions such as term " center ", "inner", "outside"
Relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when the orientation or position usually put
Relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " the
One ", " second " etc. is only used for distinguishing description, is not understood to indicate or imply relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects;It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Heat dissipation performance in view of existing battery (such as lithium battery) is poor, therefore the embodiment of the present invention provides a kind of electricity
Pond radiating subassembly 100 and the lithium battery 200 for being equipped with the battery radiating subassembly 100.For the ease of illustrating and understanding this programme,
Whole introduction is done to lithium battery 200 provided by the invention first, the various pieces for further being included to it are situated between respectively
It continues.
Fig. 1 is the structural schematic diagram of lithium battery 200 in the embodiment of the present invention, and Fig. 2 is lithium battery 200 in the embodiment of the present invention
Side view.Referring to Fig.1 and 2, the embodiment of the present invention provides a kind of lithium battery 200 comprising battery case 210, battery core 220
And battery radiating subassembly 100;Battery case 210 includes box body and box cover 211, and box body has cavity and opening, and box cover 211 is arranged
In the opening of box body, battery case 210 is made to form closed cavity structure, battery radiating subassembly 100 is placed in box body;Battery core
220 are arranged in the accommodating space in battery radiating subassembly 100 between cooling fin 110 and cooling fin 110.
Specifically, battery core 220 is that composition lithium battery 200, lithium battery is arranged in battery case 210 in plate in the present embodiment
200 during the work time, and battery core 220 can generate amount of heat, if battery case 210 is discharged not in time, lithium battery 200 can be made to generate
Burning is even exploded, so that the service life of lithium battery 200 is influenced, by increasing electricity in the battery case 210 of lithium battery 200
The heat radiation protection to lithium battery 200 may be implemented in pond radiating subassembly 100, to extend the service life of lithium battery 200.
Wherein, battery core 220 includes multiple groups, does not do specific restriction, battery core to the group number of battery core 220 in the present embodiment
220 are arranged in the space stacked between connected cooling fin 110 two-by-two, and battery core 220 generates in 200 course of work of lithium battery
Heat passes to battery case 210 by the cooling fin 110 being arranged in around battery core 220 in time, 210 surface of battery case by with
Air contact is realized by the heat transfer on 210 surface of battery case into air, realizes the heat radiation protection to lithium battery 200.
It should be noted that handle 212 is provided at the top of battery case 210 in the present embodiment, it is convenient to lithium battery 200
Movement, pass through it is mobile will the lithium battery 200 with radiating subassembly and being arranged need at other can be on element, to realize lithium battery
200 provide power source for it.
Optionally, Fig. 1 and Fig. 3 are please referred to, in preferred embodiments of the present invention, ventilation component is provided on box cover 211
230, ventilation component 230 is configured to generate the air-flow for being used for heat loss through convection.
Specifically, the ventilation component 230 at 210 top of battery case, which is arranged in, can make to produce in battery case 210 during the work time
The air-flow of raw flowing, the air-flow of flowing will cause exchanging for gas and 210 outside air of battery case in battery case 210;Lithium battery
200 during the work time, and the battery core 220 in battery case 210 can generate heat, the process that air-flow exchanges inside and outside battery case 210
The middle partial heat that can be taken away battery core 220 in battery case 210 and generate, to realize to lithium battery 200 dissipating during the work time
Thermal protection, the heat that battery core 220 generates in battery case 210 are exported and are dissipated in time, can be to avoid because in battery case 210
Temperature is excessively high to damage lithium battery 200, thus playing the service life for extending lithium battery 200 to a certain degree.
Optionally, referring to figure 3., in preferred embodiments of the present invention, ventilation component 230 includes spaced air inlet
Fan 231 and exhaust fan 232, supply fan 231 and exhaust fan 232 are separately positioned on box cover 211.
Specifically, in the present embodiment, ventilation component 230 is made of supply fan 231 and exhaust fan 232, air inlet
Fan 231 and exhaust fan 232 match work, realize the exchange of gas inside and outside battery case 210, by battery case 210
The exchange of outer gas takes away the partial heat that battery core 220 generates in battery case 210 by the air-flow of flowing, to realize battery
Heat dissipation in box 210, the final heat radiation protection realized to lithium battery 200.
Referring to figure 4., battery radiating subassembly 100 provided by the present embodiment, including multiple cooling fins 110 and two lead
Backing 120.Multiple cooling fins 110 are overlapped in battery case 210, and are formed and used between two adjacent cooling fins 110
In the accommodating space for accommodating battery core 220.The one side of thermally conductive sheet 120 is connected with the side of multiple cooling fins 110.
A kind of battery component and lithium battery 200 provided in an embodiment of the present invention, radiating subassembly include multiple cooling fins 110,
And multiple cooling fins 110 are stacked two-by-two, increase thermally conductive and radiating surface by the stacking contact between cooling fin 110
Product, the heat that lithium battery 200 is generated by battery core 220 during the work time, by with the cooling fin that is coated on 220 surface of battery core
110 are transmitted to outside battery case 210, so as to so as to reach good heat dissipation effect inside lithium battery 200;It is stacked with two-by-two
There is certain space between cooling fin 110, the heat dissipation being stacked with two-by-two can be arranged in the battery core 220 of lithium battery 200
In space between piece 110, the utilization rate of the useful space in battery case 210 can be improved.Radiating subassembly further includes expanding thermally conductive sheet
120, thermally conductive sheet 120 is contacted with the fitting of the side of the cooling fin 110 that is stacked two-by-two, can be with by increasing thermally conductive sheet 120
The radiating efficiency for increasing 110 side of cooling fin, so that lithium battery 200 be made to reach more preferably heat dissipation effect.Dissipating in lithium battery 200
Hot modular construction is simple, convenient for being arranged in lithium battery 200.
Optionally, referring to figure 4., in preferred embodiments of the present invention, cooling fin 110 includes mainboard body 111 and sets
It is placed in the side plate 112 at 111 edge of mainboard body, and cooling fin 110 includes two sides for being arranged at intervals at 111 opposite sides of mainboard body
Plate 112, mainboard body 111 and two side plates 112 surround accommodating space jointly;The side plate 112 and thermally conductive sheet 120 of cooling fin 110 paste
It closes, and the septal direction of two side plates 112 of each cooling fin 110 is consistent, battery radiating subassembly 100 includes two thermally conductive sheets
120, two thermally conductive sheets 120 fit in 112 surface of side plate of 110 two sides of cooling fin respectively.
Specifically, in the present embodiment, side plate 112 includes identical two pieces, and is oppositely arranged on cooling fin 110
The opposite two edges of mainboard body 111 make cooling fin 110 form groove body, and multiple cooling fins 110 are by being stacked with connection two-by-two
Together, the battery core 220 of battery is arranged in groove body, and the heat that battery core 220 generates in cell operations passes through cooling fin
The side plate 112 that 110 mainboard body 111 and 111 two edges of mainboard body are oppositely arranged realizes transfer and dissipates;In cooling fin 110
It is fitted with thermally conductive sheet 120 respectively in the two sides version of 111 two edges of mainboard body, 111 both sides of mainboard body of cooling fin 110 can be improved
The radiating efficiency of edge side plate 112.
Optionally, in preferred embodiments of the present invention, cooling fin 110 is made of aluminium.
Specifically, in an embodiment of the present invention, aluminum material has good heating conduction compared to other Heat Conduction Materials,
And the advantages such as manufacturing cost is low, recoverable, long service life.Aluminum material is processed into cooling fin 110 and is coated on electricity
220 surface of core can efficiently be realized and guide to the heat that battery core 220 in cell operations generates, to realize to battery
Heat radiation protection, the final extension realized to battery.
Optionally, in preferred embodiments of the present invention, thermally conductive sheet 120 is made of heat conductive silica gel.
Specifically, heat conductive silica gel has the thermal conductivity of superelevation and uses compliance, have in interface gaps packing material
Impayable heating conduction, is the material of a high thermal conductivity, this feature is derived from compound and is added to boron nitride powder
End shows lower thermal resistance and higher electronic isolation characteristic under compressing force.Thermally conductive sheet 120 made of heat conductive silica gel is fitted in
The side of cooling fin 110 may be implemented to generate the battery core 220 that 110 side of cooling fin is collected in 200 course of work of lithium battery
Heat, which is further passed to, is bonded 200 shell of lithium battery contacted with thermally conductive sheet 120, and 200 shell of lithium battery passes through outwardly empty
Radiations heat energy in gas, to realize the heat radiation protection to lithium battery 200.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.