CN208690460U - A kind of heating device of battery modules - Google Patents
A kind of heating device of battery modules Download PDFInfo
- Publication number
- CN208690460U CN208690460U CN201821740859.6U CN201821740859U CN208690460U CN 208690460 U CN208690460 U CN 208690460U CN 201821740859 U CN201821740859 U CN 201821740859U CN 208690460 U CN208690460 U CN 208690460U
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- China
- Prior art keywords
- lower pallet
- battery modules
- heating device
- battery core
- thermally conductive
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model provides a kind of heating device of battery modules, belongs to cell manufacturing techniques field.The heating efficiency that it solves existing battery modules is low, the technical problems such as uneven.This battery modules includes frame and the battery core that is placed in frame, this heating device includes the lower pallet for being installed in base of frame, it is equipped with fever chamber between lower pallet top and battery core, generates heat intracavitary equipped with heater element, the upper surface of lower pallet is covered with one layer of thermal conductive silicon rubber mat；The lower end that the top of thermal conductive silicon rubber mat is equipped with vertical thermally conductive sheet and thermally conductive sheet is in contact with the upper side of thermal conductive silicon rubber mat, and the two sides of thermally conductive sheet are in contact with battery core.Structure in this heating device can effectively prevent the heat loss of heater element, and uniform reliable, and the thermal conductive silicon rubber mat by designing high thermal conductivity coefficient between fever chamber and thermally conductive sheet that can guarantee that temperature transmits to battery core, be heated evenly battery core and efficiently.
Description
Technical field
The utility model belongs to cell manufacturing techniques field, is related to a kind of heating device of battery modules.
Background technique
Pure electric vehicle and oil and electricity hybrid vehicle occur more and more in our life at present, battery be electric car most
One of component of core, existing and following pure electric vehicle and oil and electricity hybrid vehicle mostly use greatly lithium-ion-power cell as dynamic
Power source, and, there is decline by a relatively large margin in when performance, reliability and service life of the lithium ion battery under high and low temperature are compared with room temperature, because
Battery modules needs in this pure electric vehicle and oil and electricity hybrid vehicle are just able to maintain normal for a long time within the scope of certain temperature
Work, when using battery modules at low ambient temperatures, it is necessary to be heated using heating system to battery modules, reach battery
Suitable temperature starts charge/discharge operation again.The existing device heated to battery modules is to install to heat in battery modules
Band, but heating tape occupied space is big, increases the size of battery modules, reduces the energy density of battery modules.And add
Arrange in battery modules not flexible in the torrid zone.In use for some time, each battery has difference to lithium ion battery mould group
The aging of degree, internal resistance can become larger, and Individual cells in-core hinders amplitude of variation considerably beyond average value, can generate in electric discharge big
Under the heat of amount, especially hot environment, heat is easier to gather, it is necessary to so that it is radiated in time, battery is made to reach suitable temperature
Degree.Equally, there is also problem above for the battery modules of power energy storage equipment.
Chinese patent (notification number: CN107723932A, publication date: 2018-02-23) discloses a kind of battery modules heating
Structure, including battery modules and heating structure；Battery modules include several circuit boards, and each circuit board is equipped with several ventilations
Hole；The both ends of battery modules are respectively provided with a circuit board, and battery modules further include two insulation boards and two mounting plates；Each
Insulation board is arranged on the circuit board of battery modules one end, and several ventilation holes one on circuit board are offered on each insulation board
One corresponding first through hole；The setting of each mounting plate on a corresponding insulation board, offered on each mounting plate it is several with it is electric
One-to-one second through-hole of ventilation hole on the plate of road；Heating structure includes multiple heating tubes and multiple heating wires；It is each to add
Heat pipe includes an accepting hole, contains a heater strip in accepting hole and both ends are equipped with internal screw thread；Each heating wires
Both ends are respectively provided with a line ear, and each line ear offers a line earhole.
The heating structure of battery modules is excessively heavy in above patent document, influences the energy density of battery modules.
Summary of the invention
The utility model aiming at the above problems existing in the prior art, provides a kind of heating device of battery modules, this
Utility model the technical problem to be solved is that: how to guarantee that battery modules are light-weighted while the control battery of high efficient and reliable
The normal working temperature of mould group.
The purpose of this utility model can be realized by the following technical scheme:
A kind of heating device of battery modules, battery modules include frame and the battery core that is placed in frame, and feature exists
In the heating device includes the lower pallet for being installed in the base of frame, is set between the battery core above the lower pallet
There is fever chamber, the fever is intracavitary to be equipped with heater element, and the upper surface of the lower pallet is covered with one layer of thermal conductive silicon rubber mat；It is described to lead
The lower end that the top of hot silicagel pad is equipped with vertical thermally conductive sheet and thermally conductive sheet is in contact with the upper side of the thermal conductive silicon rubber mat, institute
The two sides for stating thermally conductive sheet are in contact with the battery core.
The principle is as follows: in use, heater element is in the intracavitary fever of generating heat, it is quick by thermal conductive silicon rubber mat and thermally conductive sheet
Effectively transfer heat to battery modules, make battery core thermally equivalent, temperature increases, guarantee the battery core temperature difference in claimed range,
It normally and efficiently works to realize.
Structure in the technical program can effectively prevent the heat loss of heater element, and can guarantee that temperature is passed to battery core
That passs is uniform reliable, and the thermal conductive silicon rubber mat by designing high thermal conductivity coefficient between fever chamber and thermally conductive sheet, make battery core by
Heat is uniform efficient.
In the heating device of above-mentioned battery modules, water stream channel is additionally provided on the lower pallet.It is passed through cooling water, under
Supporting plate can become water-cooled plate again, improve that its is multi-functional, when battery modules when the temperature is excessively high, reduce its temperature using water cooling.
In the heating device of above-mentioned battery modules, the battery core has several groups and is arranged side by side, the thermally conductive sheet
Quantity also has one thermally conductive sheet of clamping between several and every two battery core.It is able to ascend the heat conduction efficiency of thermally conductive sheet in this way,
Battery core can be rapidly heated, while guarantee the uniformity of battery modules temperature.
In the heating device of above-mentioned battery modules, the lower pallet is in rectangular panel body, and the two sides of the lower pallet have
There is the flange flipped up, the both ends of the lower pallet have the interconnecting piece flipped up, and the interconnecting piece passes through bolt and institute
Frame is stated to be connected.
In the heating device of above-mentioned battery modules, the lower pallet is made of aluminium, the thickness of the lower pallet
For 1.5mm~2.5mm.Preferably, lower pallet with a thickness of 2mm.Lower pallet has good heating conduction in this way, and light
Quantitative design, so that better effect.
In the heating device of above-mentioned battery modules, several reinforcing ribs are additionally provided on the bottom surface of the lower pallet.Under
Reinforcing rib on supporting plate bottom surface can not only reinforce the intensity of lower pallet, but also can be used as support leg use, under supporting entirely
Supporting plate and battery modules.
In the heating device of above-mentioned battery modules, four corners of the lower pallet offer connecting hole, described
With the one-to-one connecting column of the connecting hole there are four tools on frame, the lower end of the connecting column is plugged in corresponding connecting hole
It is interior.
Compared with prior art, the heating device in the utility model can effectively prevent the heat loss of heater element,
Can guarantee that temperature transmits to battery core again is uniform reliable, and passes through and design high thermal conductivity coefficient between fever chamber and thermally conductive sheet
Thermal conductive silicon rubber mat is heated evenly battery core and efficiently.
Detailed description of the invention
Fig. 1 is the use structural schematic diagram of this heating device.
Fig. 2 is the schematic cross-sectional view of this heating device and battery modules.
Fig. 3 is the schematic perspective view of lower pallet in this heating device.
In figure, 1, frame；11, connecting column；2, battery core；3, lower pallet；31, flange；32, interconnecting piece；33, connecting hole；4,
Generate heat chamber；5, heater element；6, thermal conductive silicon rubber mat；7, thermally conductive sheet；8, bolt；9, water stream channel；10, reinforcing rib.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, Figure 2 and Figure 3, battery modules include frame 1 and the battery core 2 that is placed in frame 1, this heating device
Lower pallet 3 including being installed in 1 bottom of frame is equipped with fever chamber 4 between 3 top of lower pallet and battery core 2, is equipped in the chamber 4 that generates heat
Heater element 5, the heater element 5 can be electrically heated rod, be also possible to electric heating wire, carry out temperature control by temperature controller,
The upper surface of lower pallet 3 is covered with one layer of thermal conductive silicon rubber mat 6；The top of thermal conductive silicon rubber mat 6 is equipped with vertical thermally conductive sheet 7 and thermally conductive sheet
7 lower end is in contact with the upper side of thermal conductive silicon rubber mat 6, and the two sides of thermally conductive sheet 7 are in contact with battery core 2.Further, subiculum
Plate 3 is in rectangular panel body, and the two sides of lower pallet 3 have the flange 31 flipped up, and the both ends of lower pallet 3 have the company flipped up
Socket part 32, interconnecting piece 32 are connected by bolt 8 and frame 1；Lower pallet 3 is made of aluminium, lower pallet 3 with a thickness of 1.5mm
~2.5mm.Preferably, lower pallet 3 with a thickness of 2mm.In use, heater element 5 fever 4 internal heat generation of chamber, by thermally conductive
Silicagel pad 6 and thermally conductive sheet 7 quickly and effectively transfer heat to battery modules, make 2 thermally equivalent of battery core, and temperature increases, and protect
2 temperature difference of battery core is demonstrate,proved in claimed range, is normally and efficiently worked to realize；Above structure can effectively prevent heater element 5
Heat loss, but can guarantee that temperature transmits to battery core 2 it is uniform reliable, and by being designed between fever chamber 4 and thermally conductive sheet 7
The thermal conductive silicon rubber mat 6 of high thermal conductivity coefficient is heated evenly battery core 2 and efficiently.
As shown in figure 3, being additionally provided with water stream channel 9 on lower pallet 3.It is passed through cooling water, lower pallet 3 can become water-cooled plate again,
Improve its multifunctionality, when battery modules when the temperature is excessively high, reduce its temperature using water cooling；It is also set on the bottom surface of lower pallet 3
There are several reinforcing ribs 10.Reinforcing rib 10 on 3 bottom surface of lower pallet can not only reinforce the intensity of lower pallet 3, but also can be used as branch
Support foot uses, for supporting entire lower pallet 3 and battery modules；Four corners of lower pallet 3 offer connecting hole 33, frame
With the one-to-one connecting column 11 of connecting hole 33 there are four tools on frame 1, the lower end of connecting column 11 is plugged in corresponding connecting hole 33
It is interior.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although 1, frame is used more herein；11, connecting column；2, battery core；3, lower pallet；31, flange；32, it connects
Portion；33, connecting hole；4, generate heat chamber；5, heater element；6, thermal conductive silicon rubber mat；7, thermally conductive sheet；8, bolt；9, water stream channel；10,
The terms such as reinforcing rib, but it does not exclude the possibility of using other terms.The use of these items is only for more easily retouch
State and explain the essence of the utility model；Being construed as any additional limitation all is and the spirit of the present invention phase
It violates.
Claims (7)
1. a kind of heating device of battery modules, battery modules include frame (1) and the battery core (2) being placed in frame (1),
Be characterized in that, the heating device includes being installed in the lower pallet (3) of the frame (1) bottom, above the lower pallet (3) with
Fever chamber (4) is equipped between the battery core (2), equipped with heater element (5) in the fever chamber (4), the lower pallet (3) it is upper
Surface is covered with one layer of thermal conductive silicon rubber mat (6)；The top of the thermal conductive silicon rubber mat (6) is equipped with vertical thermally conductive sheet (7) and thermally conductive sheet
(7) lower end is in contact with the upper side of the thermal conductive silicon rubber mat (6), the two sides and the battery core (2) of the thermally conductive sheet (7)
It is in contact.
2. the heating device of battery modules according to claim 1, which is characterized in that be additionally provided on the lower pallet (3)
Water stream channel (9).
3. the heating device of battery modules according to claim 1 or 2, which is characterized in that the battery core (2) has several groups
And be arranged side by side, the quantity of the thermally conductive sheet (7) also has one thermally conductive sheet (7) of clamping between several and every two battery core (2).
4. the heating device of battery modules according to claim 3, which is characterized in that the lower pallet (3) is in rectangular slab
Body, the two sides of the lower pallet (3) have the flange (31) flipped up, and the both ends of the lower pallet (3), which have, to be flipped up
Interconnecting piece (32), the interconnecting piece (32) is connected by bolt (8) and the frame (1).
5. the heating device of battery modules according to claim 4, which is characterized in that the lower pallet (3) uses aluminium
Be made, the lower pallet (3) with a thickness of 1.5mm~2.5mm.
6. the heating device of battery modules according to claim 1 or 2, which is characterized in that the bottom surface of the lower pallet (3)
On be additionally provided with several reinforcing ribs (10).
7. the heating device of battery modules according to claim 4, which is characterized in that four of the lower pallet (3) turn
Offered at angle connecting hole (33), on the frame (1) tool there are four with the connecting hole (33) one-to-one connecting column
(11), the lower end of the connecting column (11) is plugged in corresponding connecting hole (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821740859.6U CN208690460U (en) | 2018-10-25 | 2018-10-25 | A kind of heating device of battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821740859.6U CN208690460U (en) | 2018-10-25 | 2018-10-25 | A kind of heating device of battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208690460U true CN208690460U (en) | 2019-04-02 |
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ID=65889795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821740859.6U Active CN208690460U (en) | 2018-10-25 | 2018-10-25 | A kind of heating device of battery modules |
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| Country | Link |
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| CN (1) | CN208690460U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110191521A (en) * | 2019-05-20 | 2019-08-30 | 苏州安靠电源有限公司 | A kind of water-cooled plate with heating function |
-
2018
- 2018-10-25 CN CN201821740859.6U patent/CN208690460U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110191521A (en) * | 2019-05-20 | 2019-08-30 | 苏州安靠电源有限公司 | A kind of water-cooled plate with heating function |
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