CN202678477U - Battery heat preservation device and portable light thereof - Google Patents
Battery heat preservation device and portable light thereof Download PDFInfo
- Publication number
- CN202678477U CN202678477U CN2012202081989U CN201220208198U CN202678477U CN 202678477 U CN202678477 U CN 202678477U CN 2012202081989 U CN2012202081989 U CN 2012202081989U CN 201220208198 U CN201220208198 U CN 201220208198U CN 202678477 U CN202678477 U CN 202678477U
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- Prior art keywords
- battery
- temperature
- described battery
- heating film
- tds
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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
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Abstract
The utility model provides a battery heat preservation device and a portable light thereof. The portable light comprises the battery heat preservation device and an illuminating device. The battery heat preservation device comprises a battery, a battery box used for containing the battery, a heating membrane and a temperature control switch which is used to detect temperature inside the battery box and control work states of the heating membrane according to the temperature inside the battery box, wherein the heating membrane is made of polyimide heating membrane and arranged between the battery and the battery box. The heating membrane, the temperature control switch and the battery are sequentially connected in series to form a heating circuit. When the temperature inside the battery box is lower than a preset temperature, the heating circuit is started; and when the temperature inside the battery box is higher than the preset temperature, the heating circuit is disconnected. The illuminating device is in electric connection with the battery. The polyimide heating membrane is good in insulation property, fast in heating and high in accuracy of temperature uniform control, and therefore the structural size of the heating membrane can be reduced, and the heating membrane can be arranged inside the battery box conveniently because of flexibility of the heating membrane. The temperature control switch is used to achieve effective and automatic control of the temperature of the battery, and therefore normal use of the battery and the portable light under low-temperature environment can be guaranteed completely.
Description
Technical field
The utility model relates to a kind of battery thermal device and portable lamp thereof.
Background technology
Some battery is lithium ion battery for example, and is relatively poor because of low temperature performance, can't use in space flight, aviation, military project and frigid zone.This kind battery is actual can only to be used in the environment more than 0 ℃, and can meet the demands its discharge time; When having arrived low temperature environment-20 ℃ environment, it is normal about 87% that battery capacity only can discharge into, and its use is greatly limited.The warming measure of the battery of common portable lamp all is to add some heat insulation foams etc. by plastic casing basically, but really arrived treated several hours in the low temperature environment after, the situation of electricity still can occur can not putting, therefore need to just can meet the demands by forcing heater.
The utility model content
The technical problems to be solved in the utility model is, for the above-mentioned battery of prior art can't regular picture under low temperature environment defective, a kind of battery thermal device is provided, guarantee that battery works in low temperature environment.
Another technical problem to be solved in the utility model is, a kind of portable lamp that also can normally use in low temperature environment is provided.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of battery thermal device, comprise battery, accommodate battery case, the heating film of described battery and the temperature detect switch (TDS) of also controlling accordingly the heating film operating state for detection of the temperature in the described battery case; Wherein, described heating film is polyimide heater film, and is arranged between described battery and the described battery case;
Described heating film, described temperature detect switch (TDS) and described battery are followed in series to form heating circuit, and when the temperature in the described battery case was lower than default low-temperature values, described heating circuit was opened in described temperature detect switch (TDS) action; Described temperature detect switch (TDS) action disconnects described heating circuit when the temperature in the described battery case is higher than default high temperature values.
Wherein, described heating film is arranged on the inwall of described battery case, and and described battery between have the gap.
Wherein, described battery case comprises the sidewall that is positioned at around the described battery and the base plate that is positioned at described battery bottom, described heating film be arranged on the described sidewall and be looped around described battery around.
Wherein, described temperature detect switch (TDS) is arranged on the surface of described battery away from described base plate.
Wherein, described base plate is provided with the stopper slot of accommodating described battery, and described stopper slot is formed by a plurality of limiting plates that applying is arranged on described battery side, has the gap between described limiting plate and the described heating film; Be provided with stiffener between described limiting plate and the described base plate, described stiffener is simultaneously perpendicular to described limiting plate and described base plate.
Correspondingly, the utility model provides a kind of portable lamp, comprises battery thermal device and lighting device, wherein,
The battery thermal device comprises battery, accommodates the battery case of described battery, heating film and for detection of the temperature in the described battery case and control accordingly the temperature detect switch (TDS) of heating film operating state; Described heating film is polyimide heater film, and is arranged between described battery and the described battery case;
Described heating film, described temperature detect switch (TDS) and described battery are followed in series to form heating circuit, and when the temperature in the described battery case was lower than default low-temperature values, described heating circuit was opened in described temperature detect switch (TDS) action; Described temperature detect switch (TDS) action disconnects described heating circuit when the temperature in the described battery case is higher than default high temperature values;
Described lighting device is electrically connected with described battery.
Wherein, described heating film is arranged on the inwall of described battery case, and and described battery between have the gap.
Wherein, described battery case comprises the sidewall that is positioned at around the described battery and the base plate that is positioned at described battery bottom, described heating film be arranged on the described sidewall and be looped around described battery around.
Wherein, described temperature detect switch (TDS) is arranged on the surface of described battery away from described base plate.
Wherein, described base plate is provided with the stopper slot of accommodating described battery, and described stopper slot is formed by a plurality of limiting plates that applying is arranged on described battery side, has the gap between described limiting plate and the described heating film; Be provided with stiffener between described limiting plate and the described base plate, described stiffener is simultaneously perpendicular to described limiting plate and described base plate.
Implement battery thermal device of the present utility model and portable lamp, have following beneficial effect: the polyimide heater film good insulation preformance, heating is fast, and the heat efficiency is high, and is easy to use, and safety is difficult for wearing out, resistance stabilization, performance is good, and the even control precision of temperature is high; Can dwindle the heating film physical dimension, its flexibility is convenient to arrange in battery case; Realize effectively automatic control of the temperature of battery guaranteed the discharge time of battery by temperature detect switch (TDS), guaranteed the normal use under low temperature environment of battery and portable lamp thereof fully, simultaneously also can be because of the overheated battery explosion phenomenon that causes.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structure cutaway view of the utility model portable lamp.
Embodiment
Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1, in portable lamp preferred embodiment of the present utility model, portable lamp comprises battery thermal device and lighting device 5.The battery thermal device comprises battery 1, accommodates the battery case 2 of battery 1, heating film 3 and for detection of the temperature in the battery case 2 and control accordingly the temperature detect switch (TDS) 4 of heating film 3 operating states; Wherein, heating film 3 is polyimide heater film, and is arranged between battery 1 and the battery case 2; Lighting device 5 is electrically connected with battery 1.
Polyimide heater film is take polyimide film as outer insulator, take metal forming as interior conductive heating unit, forms through the HTHP heat seal.The polyimide heater film good insulation preformance, heating is fast, and the heat efficiency is high, and is easy to use, and safety is difficult for wearing out, resistance stabilization, performance is good, and the even control precision of temperature is high; Can dwindle heating film 3 physical dimensions, its flexibility is convenient in battery case 2 interior layouts.It is homogeneous heating that heating film 3 adopts the maximum characteristics of said film formula heating, can not produce the heat build-up point.
In the present embodiment, particularly, heating film 3 is arranged on the inwall of battery case 2, and and battery 1 between have the gap, directly act on battery 1 to prevent the heat that heating film 3 produces, cause battery 1 uneven blast or other faults of producing of being heated.
Further, be provided with stiffener 24 between limiting plate 23 and the base plate 22, stiffener 24 utilizes stiffener 24 that limiting plate 23 further is fixedly connected with base plate 22 simultaneously perpendicular to limiting plate 23 and base plate 24, to guarantee the structural strength of stopper slot.Stiffener 24 is simultaneously perpendicular to limiting plate 23 and floor 22, and stiffener 24 is right-angled trapezium or right-angled triangle, with the intensity of further reinforced company connecting structure.
The above is described embodiment of the present utility model by reference to the accompanying drawings; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment only is schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not breaking away from the scope situation that the utility model aim and claim protect, also can make a lot of forms, these all belong within the protection of the present utility model.
Claims (10)
1. a battery thermal device is characterized in that, comprises battery, accommodates battery case, the heating film of described battery and the temperature detect switch (TDS) of also controlling accordingly the heating film operating state for detection of the temperature in the described battery case; Wherein, described heating film is polyimide heater film, and is arranged between described battery and the described battery case;
Described heating film, described temperature detect switch (TDS) and described battery are followed in series to form heating circuit, and when the temperature in the described battery case was lower than default low-temperature values, described heating circuit was opened in described temperature detect switch (TDS) action; Described temperature detect switch (TDS) action disconnects described heating circuit when the temperature in the described battery case is higher than default high temperature values.
2. battery thermal device according to claim 1 is characterized in that, described heating film is arranged on the inwall of described battery case, and and described battery between have the gap.
3. battery thermal device according to claim 1, it is characterized in that, described battery case comprises the sidewall that is positioned at around the described battery and the base plate that is positioned at described battery bottom, described heating film be arranged on the described sidewall and be looped around described battery around.
4. battery thermal device according to claim 3 is characterized in that, described temperature detect switch (TDS) is arranged on the surface of described battery away from described base plate.
5. battery thermal device according to claim 3, it is characterized in that, described base plate is provided with the stopper slot of accommodating described battery, and described stopper slot is formed by a plurality of limiting plates that applying is arranged on described battery side, has the gap between described limiting plate and the described heating film; Be provided with stiffener between described limiting plate and the described base plate, described stiffener is simultaneously perpendicular to described limiting plate and described base plate.
6. a portable lamp is characterized in that, comprises battery thermal device and lighting device, wherein,
Described battery thermal device comprises battery, accommodates the battery case of described battery, heating film and for detection of the temperature in the described battery case and control accordingly the temperature detect switch (TDS) of heating film operating state; Described heating film is polyimide heater film, and is arranged between described battery and the described battery case;
Described heating film, described temperature detect switch (TDS) and described battery are followed in series to form heating circuit, and when the temperature in the described battery case was lower than default low-temperature values, described heating circuit was opened in described temperature detect switch (TDS) action; Described temperature detect switch (TDS) action disconnects described heating circuit when the temperature in the described battery case is higher than default high temperature values;
Described lighting device is electrically connected with described battery.
7. portable lamp according to claim 6 is characterized in that, described heating film is arranged on the inwall of described battery case, and and described battery between have the gap.
8. portable lamp according to claim 6 is characterized in that, described battery case comprises the sidewall that is positioned at around the described battery and the base plate that is positioned at described battery bottom, described heating film be arranged on the described sidewall and be looped around described battery around.
9. portable lamp according to claim 8 is characterized in that, described temperature detect switch (TDS) is arranged on the surface of described battery away from described base plate.
10. portable lamp according to claim 8, it is characterized in that, described base plate is provided with the stopper slot of accommodating described battery, and described stopper slot is formed by a plurality of limiting plates that applying is arranged on described battery side, has the gap between described limiting plate and the described heating film; Be provided with stiffener between described limiting plate and the described base plate, described stiffener is simultaneously perpendicular to described limiting plate and described base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202081989U CN202678477U (en) | 2012-05-10 | 2012-05-10 | Battery heat preservation device and portable light thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202081989U CN202678477U (en) | 2012-05-10 | 2012-05-10 | Battery heat preservation device and portable light thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202678477U true CN202678477U (en) | 2013-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202081989U Expired - Lifetime CN202678477U (en) | 2012-05-10 | 2012-05-10 | Battery heat preservation device and portable light thereof |
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| CN (1) | CN202678477U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860640A (en) * | 2017-11-03 | 2018-03-30 | 同济大学 | A kind of Portable heating resolution instrument and its application method for water sample pretreatment |
| CN113054267A (en) * | 2021-03-12 | 2021-06-29 | 海洋王（东莞）照明科技有限公司 | Battery protection circuit and battery module of emergency lamp and emergency lamp |
-
2012
- 2012-05-10 CN CN2012202081989U patent/CN202678477U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860640A (en) * | 2017-11-03 | 2018-03-30 | 同济大学 | A kind of Portable heating resolution instrument and its application method for water sample pretreatment |
| CN113054267A (en) * | 2021-03-12 | 2021-06-29 | 海洋王（东莞）照明科技有限公司 | Battery protection circuit and battery module of emergency lamp and emergency lamp |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130116 |
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| CX01 | Expiry of patent term |