CN203415662U - Square lithium ion battery pack with fixed temperature measuring structures - Google Patents
Square lithium ion battery pack with fixed temperature measuring structures Download PDFInfo
- Publication number
- CN203415662U CN203415662U CN201320364982.3U CN201320364982U CN203415662U CN 203415662 U CN203415662 U CN 203415662U CN 201320364982 U CN201320364982 U CN 201320364982U CN 203415662 U CN203415662 U CN 203415662U
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- China
- Prior art keywords
- lithium ion
- ion battery
- temperature sensor
- temperature
- rectangular lithium
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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 discloses a square lithium ion battery pack with fixed temperature measuring structures. The square lithium ion battery pack comprises a grid-shaped pack body, pack covers and electrode plates; the fixed structures with temperature sensors are arranged on the pack covers, and are through hole formed in the pack covers; one end of each temperature sensor is connected with a BMS (Battery Management System), and the other end of each temperature sensor extends into a gap between batteries through the through hole for fixing the temperature sensor. The square lithium ion battery pack has the advantages that the abrasion of a temperature probe is relieved, while the measuring accuracy and consistency of the battery temperature are greatly improved to avoid potential safety hazards, the service life of the whole battery management system is prolonged, the square lithium ion battery pack can be used in all non-polar column power battery systems, is wide in application range; direct simple processing of a tray cover of a battery can be realized, the working efficiency is improved, the production cost is reduced, and mass production is facilitated.
Description
Technical field
the utility model relates to a kind of lithium ion battery bag, and especially a kind of have a fixedly rectangular lithium ion battery bag of temperature measurement structure.
Background technology
lithium ion battery because it has that voltage is high, capacitance is large, volume is little, quality is light, long circulation life, memory-less effect, the wide feature of working range be widely used in the every field such as MP3, MP4, personal digital assistant, mobile phone, digital camera, toy, is especially applied to motor vehicle field.But in lithium ion battery related industry high speed development, the safety problem of lithium ion battery is still perplexing people.Electric vehicle battery string number are more at present, especially pure electric vehicle power brick, but at battery management system (BATTERY MANAGEMENT SYSTEM, abbreviation BMS) control and can not correctly gather power brick temperature, traditional power power brick is for the electrokinetic cell without lug at present, structure without fixing-stable temperature sensor, while installing by workman, oneself control and place length, the set-point that usually occurs each battery is inconsistent, and temp probe weares and teares at inside shaking, bring the low and potential safety hazard of certainty of measurement.Thereby can not make electrokinetic cell in desirable temperature range, discharge, can not extend to greatest extent the life-span of total system.Consider the impact of serviceability temperature on battery, require temperature sensor to record exactly the serviceability temperature of battery, the position that temperature sensor is arranged so must be accurate, thereby avoid collecting wrong temperature signal.Therefore how realizing electrokinetic cell can discharge in desirable temperature range, and the life-span that extends whole BMS becomes those skilled in the art's problem demanding prompt solution.
Utility model content
the purpose of this utility model is for the technological deficiency existing in prior art, and a kind of fixedly rectangular lithium ion battery bag of temperature measurement structure that has is provided.
for realizing the technical scheme that the purpose of this utility model adopts, be:
a kind of have a fixedly rectangular lithium ion battery bag of temperature measurement structure, comprise the lattice-shaped inclusion of minute putting some rectangular lithium ion batteries for arranging, corresponding with the described lattice-shaped inclusion lattice-shaped clad for fixing described rectangular lithium ion battery and be located at the battery lead plate discharging and recharging for rectangular lithium ion battery on clad, be provided with fixedly temperature measurement structure corresponding to thermometric position on described clad, described fixedly temperature measurement structure comprises the chamber of putting temperature sensor and the temperature sensor of being located on clad, on described chamber, the corresponding point for measuring temperature position of stretching into battery gap arranges detection window, the detecting head that inserts described temperature sensor wherein from chamber entrance is positioned at described detection window, its signal output part connects BMS.
preferably, the described chamber of putting temperature sensor is the vertical pass slot that is arranged on the right-angled intersection regional center of described clad grid, it is following and form projection that described pass slot bottom land extends to bottom surface, described right-angled intersection region, in the surrounding of projection, described detection window is set.
preferably, described temperature sensor and described pass slot are for being slidably matched.
preferably, described thermometric position is arranged to: every described fixedly temperature measurement structure of a described right-angled intersection region division.
compared with prior art, the beneficial effects of the utility model are:
adopt the fixedly rectangular lithium ion battery bag of temperature measurement structure that has of the present utility model; in the wearing and tearing that reduce temp probe, can greatly improve mensuration precision, the consistency of battery temperature; and avoided potential safety hazard; can allow electrokinetic cell discharge in desirable temperature range; extend the life-span of whole battery management system; and may be used on all without in pole electrokinetic cell system; applied widely; directly power brick clad is simply processed; when having improved operating efficiency, reduce production cost, be conducive to large-scale production.
Accompanying drawing explanation
figure 1 shows that overall pattern of the present utility model;
figure 2 shows that the structural representation after clad upper surface fitting temperature transducer of the present utility model;
figure 3 shows that the generalized section of the fixedly temperature measurement structure of rectangular lithium ion battery bag;
figure 4 shows that the fixedly temperature measurement structure stereo amplification figure of rectangular lithium ion battery bag.
in figure: 1. rectangular lithium ion battery bag, 2. inclusion, 3. clad, 4. battery lead plate, 5. temperature sensor, 6. slot, 7. the right-angled intersection region of clad grid, 8. projection, 9. detection window.
Embodiment
below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
fig. 1-Fig. 3 illustrates a kind of fixedly rectangular lithium ion battery bag 1 of temperature measurement structure that has, comprise the lattice-shaped inclusion 2 of minute putting some rectangular lithium ion batteries for arranging, corresponding with the described lattice-shaped inclusion 2 lattice-shaped clad 3 for fixing described rectangular lithium ion battery and be located at the battery lead plate 4 discharging and recharging for rectangular lithium ion battery on described clad 3, it is characterized in that: be provided with fixedly temperature measurement structure corresponding to thermometric position on described clad 3, described fixedly temperature measurement structure comprises the chamber of putting temperature sensor 5 and the temperature sensor 5 of being located on clad 3, on described chamber, the corresponding point for measuring temperature position of stretching into battery gap arranges detection window 9, the detecting head that inserts described temperature sensor 5 wherein from chamber entrance is positioned at described detection window 9, its signal output part connects BMS.Chamber is fixed on temperature sensor between battery, in the wearing and tearing that reduce temp probe, can greatly improve the mensuration precision of battery temperature, the consistency locating, and there will not be between battery and rocks.Unsafe phenomenon such as wearing and tearing occurs, and this clad may be used on all without in pole electrokinetic cell system.
as shown in Figure 2, the chamber of putting temperature sensor 5 described in another feature of this rectangular lithium ion battery bag is is the vertical pass slot 6 that is arranged on 7 centers, right-angled intersection region of described clad 3 grids, it is following and form projection 8 that described pass slot 6 bottom lands extend to bottom surface, described right-angled intersection region, in the surrounding of projection 8, described detection window 9 is set.Having this fixed structure only needs directly power brick clad simply to be processed, and has reduced production cost when having improved operating efficiency, is conducive to large-scale production.
the feature of this rectangular lithium ion battery bag is also, described temperature sensor 5 with described pass slot 6 for being slidably matched.Facilitate temperature sensor insert and extract, applied widely.Can guarantee the consistency of temperature sensor measurement temperature position like this, make the temperature of mensuration more precisely credible, and protect better temperature sensor not to be worn, occur the phenomenons such as short circuit.
the feature of this rectangular lithium ion battery bag is also, described thermometric position is arranged to: every a described right-angled intersection region 7, a described fixedly temperature measurement structure is set.So both made this fixed structure minimum number, and can comprehensively measure again the temperature of battery, and not test leakage makes temperature sensor and this fixed structure obtain the maximization of utilance, has not only reduced cost, has also improved thermometric comprehensive.
the above is only preferred implementation of the present utility model; it should be noted that; for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (4)
1. one kind has the fixedly rectangular lithium ion battery bag of temperature measurement structure, comprise the lattice-shaped inclusion of minute putting some rectangular lithium ion batteries for arranging, corresponding with the described lattice-shaped inclusion lattice-shaped clad for fixing described rectangular lithium ion battery and be located at the battery lead plate discharging and recharging for rectangular lithium ion battery on clad, it is characterized in that: be provided with fixedly temperature measurement structure corresponding to thermometric position on described clad, described fixedly temperature measurement structure comprises the chamber of putting temperature sensor and the temperature sensor of being located on clad, on described chamber, the corresponding point for measuring temperature position of stretching into battery gap arranges detection window, the detecting head that inserts described temperature sensor wherein from chamber entrance is positioned at described detection window, its signal output part connects BMS.
2. rectangular lithium ion battery bag according to claim 1, it is characterized in that: described in put temperature sensor chamber be the vertical pass slot that is arranged on the right-angled intersection regional center of described clad grid, it is following and form projection that described pass slot bottom land extends to bottom surface, described right-angled intersection region, in the surrounding of projection, described detection window is set.
3. rectangular lithium ion battery bag according to claim 1 and 2, is characterized in that: described temperature sensor and described pass slot are for being slidably matched.
4. according to rectangular lithium ion battery bag claimed in claim 3, it is characterized in that: described thermometric position is arranged to: every described fixedly temperature measurement structure of a described right-angled intersection region division.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320364982.3U CN203415662U (en) | 2013-06-25 | 2013-06-25 | Square lithium ion battery pack with fixed temperature measuring structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320364982.3U CN203415662U (en) | 2013-06-25 | 2013-06-25 | Square lithium ion battery pack with fixed temperature measuring structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203415662U true CN203415662U (en) | 2014-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320364982.3U Expired - Lifetime CN203415662U (en) | 2013-06-25 | 2013-06-25 | Square lithium ion battery pack with fixed temperature measuring structures |
Country Status (1)
| Country | Link |
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| CN (1) | CN203415662U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742740A (en) * | 2016-02-24 | 2016-07-06 | 宁德时代新能源科技股份有限公司 | temperature measuring structure of lithium ion battery |
| CN107167264A (en) * | 2016-12-13 | 2017-09-15 | 深圳市比克动力电池有限公司 | Electrokinetic cell multiplying power method for testing temperature rise |
-
2013
- 2013-06-25 CN CN201320364982.3U patent/CN203415662U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742740A (en) * | 2016-02-24 | 2016-07-06 | 宁德时代新能源科技股份有限公司 | temperature measuring structure of lithium ion battery |
| CN105742740B (en) * | 2016-02-24 | 2018-08-17 | 宁德时代新能源科技股份有限公司 | Temperature measuring structure of lithium ion battery |
| CN107167264A (en) * | 2016-12-13 | 2017-09-15 | 深圳市比克动力电池有限公司 | Electrokinetic cell multiplying power method for testing temperature rise |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220119 Address after: 266500 Minshan Road, Huangdao District, Qingdao, Shandong Patentee after: LISHEN (QINGDAO) NEW ENERGY CO.,LTD. Address before: 300384 Tianjin Binhai New Area Binhai high tech Industrial Development Zone (outer ring) 38 Haitai South Road Patentee before: TIANJIN LISHEN BATTERY JOINT-STOCK Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140129 |
|
| CX01 | Expiry of patent term |