CN109148993A - Cell apparatus and new-energy automobile - Google Patents
Cell apparatus and new-energy automobile Download PDFInfo
- Publication number
- CN109148993A CN109148993A CN201810931322.6A CN201810931322A CN109148993A CN 109148993 A CN109148993 A CN 109148993A CN 201810931322 A CN201810931322 A CN 201810931322A CN 109148993 A CN109148993 A CN 109148993A
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- China
- Prior art keywords
- cell apparatus
- battery core
- temperature sensor
- side wall
- preset direction
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention provides a kind of cell apparatus and new-energy automobile.Wherein, cell apparatus includes temperature sensor, connection component and multiple battery cores；Multiple battery cores are realized by connection component and are electrically connected；Temperature sensor is directly contacted with the outer surface of battery core, and temperature sensor is used to detect the temperature of battery core.The present invention also provides a kind of new-energy automobiles, including vehicle body and cell apparatus, cell apparatus to be fixedly connected with vehicle body.Cell apparatus and new-energy automobile provided by the invention, temperature sensor are directly contacted with the outer surface of battery core, and temperature sensor can directly detect the temperature of battery core, and the temperature value measured is more acurrate, are conducive to the safety for improving new-energy automobile.
Description
Technical field
The present invention relates to cell manufacturing techniques field more particularly to a kind of cell apparatus and new-energy automobile.
Background technique
With urbanization and industrialized fast development, people's lives level is greatly improved, and people are to vapour
The demand of vehicle is increasing, however since international crude petroleum disparities between supply and demand are gradually deepened and global warming is increasingly apparent,
Under this background, constantly made a breakthrough with energy-saving and emission-reduction syllabus target new-energy automobile technology of attaching most importance to, hybrid vehicle/electronic vapour
Vehicle is the vehicle for comparing mainstream in numerous new energy vehicles.Major impetus device of the battery module as new-energy automobile, also gets over
More to become the emphasis of research.
In the prior art, battery module mainly includes muti-piece square electric cell mainly based on square electric cell battery module；
Electrical connection is realized by busbar (BUSBAR) between adjacent two pieces of battery cores, busbar can be made with conductive materials such as aluminium or copper.For
Guarantee that the driving safety of automobile, battery module are additionally provided with sensor, sensor is fixed on busbar, passes through detection busbar
Temperature demarcates the temperature of square electric cell, thus the variation of real-time monitoring battery module temperature.
But with the raising of the energy density of battery module and high power charging-discharging demand, the volume of busbar is more next
Smaller, fever or heat dissipation are getting faster, so that the temperature that temperature sensor detects is difficult to demarcate the actual temperature of battery core, are held
Easily there are security risks.
Summary of the invention
The present invention provides a kind of cell apparatus and new-energy automobile, to overcome the temperature that sensor detects in the prior art
The problem of actual temperature of square electric cell can not be demarcated.
The present invention provides a kind of cell apparatus, including temperature sensor, connection component and multiple battery cores；Multiple electricity
Core realizes electrical connection by the connection component；The temperature sensor is directly contacted with the outer surface of the battery core, the temperature
Degree sensor is used to detect the temperature of the battery core.
Cell apparatus as described above, wherein the battery core is arranged along preset direction, and the connection component includes multiple edges
The spaced busbar of preset direction, each busbar is for connecting the two neighboring battery core, the temperature sensing
The appearance face contact of device and the battery core between two neighboring busbar.
Cell apparatus as described above further includes two end plates and the harness carrier for accommodating harness, described in two
End plate is separately positioned on multiple battery cores along the both ends of the preset direction, and the harness carrier includes along the preset direction
The mounting portion of the ontology and connection of extension on the body；The both ends of the ontology are separately fixed at two end plates
On, the mounting portion is fastened between the two neighboring busbar, and the temperature sensor is fixed on the mounting portion.
Cell apparatus as described above, wherein the mounting portion includes holding section and support portion；The support portion setting
The electricity for being electrically connected with the busbar is provided with along the side of the preset direction, each battery core in the holding section
Pole, and the mounting portion is born against on the electrode of two neighboring battery core along the two sides of the preset direction；The temperature passes
Sensor is fastened in the holding section.
Cell apparatus as described above, wherein the holding section includes side wall and the top that is fixedly connected with the side wall
Wall；The outer surface of the roof, the side wall and the battery core surrounds the receiving for accommodating the temperature sensor jointly
Chamber.
Cell apparatus as described above, wherein the side wall includes sequentially connected the first side wall, second sidewall and
Three side walls；The first side wall and the third side wall are oppositely arranged, the roof and the first side wall and the third side
Wall is fixedly connected, and has pre-determined distance between the edge of the roof and the second sidewall.
Cell apparatus as described above, wherein be also filled with adhesive in the accommodating chamber.
Cell apparatus as described above further includes drawstring, and the drawstring extends along the preset direction, and both ends respectively with
Two end plates are fixedly connected；The mounting portion is additionally provided with protrusion away from one end of the ontology, and the drawstring is by institute
State the outer surface that protrusion is pressed against the battery core.
Cell apparatus as described above, wherein be provided on the ontology multiple for engaging the grab of harness, Duo Gesuo
Grab is stated to be arranged along the preset direction interval.
The present invention also provides a kind of new-energy automobile, including vehicle body and cell apparatus, the cell apparatus and vehicle body are solid
Fixed connection.
Cell apparatus and new-energy automobile provided by the invention pass through setting temperature sensor, connection component and multiple
Battery core；Wherein, multiple battery cores are realized by connection component and are electrically connected；Temperature sensor is directly contacted with the outer surface of battery core, temperature
Degree sensor can directly detect the temperature of battery core, and the temperature value measured is more acurrate, be conducive to the safety for improving new-energy automobile
Property.
Detailed description of the invention
Below in conjunction with attached drawing, detailed description of the preferred embodiments, it should be appreciated that retouches in this place
The specific embodiment stated is merely to illustrate and explain the present invention, and the present invention is not limited to following specific embodiments.
Fig. 1 is the overall structure diagram of cell apparatus in the embodiment of the present invention；
Fig. 2 is the explosive view of cell apparatus in the embodiment of the present invention；
Fig. 3 is the top view of cell apparatus in the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of harness carrier in Fig. 3；
Fig. 5 is the structural schematic diagram of harness in Fig. 3；
Fig. 6 is the partial enlarged view of mounting portion in Fig. 4.
Description of symbols:
1: battery core；
11: drawstring；
2: busbar；
3: temperature sensor；
4: harness carrier；
41: ontology；
42: mounting portion；
421: holding section；
422: support portion；
423: side wall；
424: roof；
4231: the first side wall；
4232: second sidewall；
4233: third side wall；
43: protrusion；
44: grab；
5: harness.
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments, it should be appreciated that retouches in this place
The specific embodiment stated is merely to illustrate and explain the present invention, and the present invention is not limited to following specific embodiments.
Fig. 1 is the overall structure diagram of cell apparatus in the embodiment of the present invention；Fig. 2 is battery dress in the embodiment of the present invention
The explosive view set；Fig. 3 is the top view of cell apparatus in the embodiment of the present invention；Fig. 4 is the structural representation of harness carrier in Fig. 3
Figure；Fig. 5 is the structural schematic diagram of harness in Fig. 3；Fig. 6 is the partial enlarged view of mounting portion in Fig. 4.
Please refer to Fig. 1 to Fig. 6, the present embodiment provides a kind of cell apparatus, including temperature sensor 3, connection component and
Multiple battery cores 1；Multiple battery cores 1 are realized by connection component and are electrically connected；Temperature sensor 3 is directly contacted with the outer surface of battery core 1,
Temperature sensor 3 is used to detect the temperature of battery core 1.
Specifically, cell apparatus can be used for new-energy automobile, can provide power for new-energy automobile.Cell apparatus
It may include battery core 1, connection component and temperature sensor 3, connection component can be realized the electrical connection of multiple battery cores 1, temperature
Sensor 3 can directly with the appearance face contact of battery core 1, thus directly detect battery core 1 temperature.
Main component of the battery core 1 as cell apparatus may include battery core body and be set in outside battery core body
Insulation shell can accommodate electrolyte in battery core body, electrode is also provided in battery core body, electrode one end can stretch
Enter in electrolyte, the other end can protrude from insulation crust.Electrode may include anode and cathode, by by multiple battery cores 1
Electrode, which is connected with each other, may be implemented the electrical connection of multiple battery cores 1.For cell apparatus, it can have multiple battery cores
1, multiple battery cores 1 can be in parallel or connect, and can specifically be arranged according to the actual situation, by by the electrode of multiple battery cores 1
It is connected with each other and the electrical connection of multiple battery cores 1 may be implemented.
Connection component may be implemented the electrical connection between multiple battery cores 1, the type and structure of connection component can there are many,
For example, it may include a plurality of conducting wire, the both ends of conducting wire can be connected from different 1 electrodes of battery core respectively；Connection component can be with
Including multiple metal connecting pieces, metal connecting piece can be by being spirally connected or welding manner is connect with the electrode of battery core 1.
Temperature sensor 3 can be the structure that can measure temperature common in the art, and temperature sensor 3 can be straight
The appearance face contact with battery core 1 is connect, allows the temperature measured to be the actual temperature of battery core 1, it is preferable that temperature sensor can
To contact with the upper surface of the insulation crust of battery core 1, upper surface can be the surface in Fig. 3.Since the material of insulation crust can
To be the materials such as plastics, rubber, thermal conductivity is poorer than metal, and heat is not easy to distribute, temperature of the temperature closer to battery core body
Degree, the accuracy measured are higher.
In addition, temperature sensor 3 can be connected with controller, whether the temperature so as to judge battery module is excessively high,
With timely reminding passengers, avoid that safety accident occurs.Controller can be the structure for being able to achieve control function in the prior art, example
Such as PLC or ARM chip, it is preferable that controller can integrate in body control system, in order to manage concentratedly.
The quantity of temperature sensor 3 is either one or more, for a fairly large number of cell apparatus of battery core 1,
The quantity of temperature sensor 3 can also correspondingly increase, for the battery module comprising 6 battery cores, can be set there are two temperature
Sensor 3 is spent, they can be contacted with different battery cores 1 respectively, to guarantee that testing result is more representative.
When driving, the work of battery core 1 generates heat to new-energy automobile, and temperature sensor 3 can directly detect the outer of battery core 1
The temperature on surface, and using the temperature as the temperature of battery core body, testing result is accurate, is conducive to the vehicle body control of new-energy automobile
System processed obtains the temperature of cell apparatus in time, improves security performance.
Cell apparatus provided in this embodiment passes through setting temperature sensor, connection component and multiple battery cores；Wherein,
Multiple battery cores are realized by connection component and are electrically connected；Temperature sensor is directly contacted with the outer surface of battery core, and temperature sensor can
Directly to detect the temperature of battery core, the temperature value measured is more acurrate, is conducive to the safety for improving new-energy automobile.
Further, in another embodiment, battery core 1 is arranged along preset direction, and connection component includes multiple along default
The spaced busbar 2 in direction, each busbar 2 for connecting two neighboring battery core 1, temperature sensor 3 with positioned at two neighboring
The appearance face contact of battery core 1 between busbar 2.
Specifically, multiple battery cores 1 can be arranged closely together, to save the volume of cell apparatus.The shape of battery core 1 can
Think rectangular, multiple battery cores 1 can be arranged by preset direction, and preset direction can be rectilinear direction.The electrode of battery core 1 can be set
It sets in the top surface of battery core 1, anode and cathode can be arranged along the direction interval perpendicular to preset direction.Connection component may include
Multiple busbars 2, busbar 2 can be the metal structure of plate, and both ends can be welded on the electrode of adjacent battery core 1, to realize
The electrical connection of battery core 1.
In the present embodiment by taking the series connection of multiple battery cores 1 as an example, Fig. 1 and Fig. 2 can be referred to, cell apparatus may include 6 electricity
Core, from left to right can be with number consecutively for No. 1 battery core, No. 2 battery cores, No. 3 battery cores, No. 4 battery cores, No. 5 battery cores, No. 6 battery cores；It is adjacent
The configuration of electrodes of two pieces of battery cores 1 can be on the contrary, the anode of such as No. 1 battery core can be located above, under cathode can be located at
Side, the anode of No. 2 battery cores can be located below, and cathode can be located above, and the anode of No. 3 battery cores can be located above, cathode
It can be located below, the anode of No. 4 battery cores can be located below, and cathode can be located above, and the anode of No. 5 battery cores can be located at
Top, cathode can be located below, and the anode of No. 6 battery cores can be located below, and cathode can be located above.
Connection component may include multiple busbars 2, and by taking the connection of No. 1 battery core and No. 2 battery cores as an example, one end of busbar 2 can
To connect with the anode of No. 1 battery core, the other end can be connect with the cathode of No. 2 battery cores, and the anode of No. 2 battery cores can be by another
The cathode of one busbar 2 and No. 3 battery core connects.Similarly, details are not described herein for the connection type of other battery cores 1.Due to electricity
Core 1 is arranged by preset direction, connection component may finally be divided into two groups of connectors, every group of connector may include multiple along pre-
The spaced busbar 2 of set direction.Since busbar 2 protrudes from the top surface of battery core 1, so that two neighboring set along preset direction interval
Recess is formed among the busbar 2 set, temperature sensor 3 can be set in the valley, to facilitate cabling, and reduce battery dress
The occupied space set.
Further, cell apparatus further includes two end plates and the harness carrier 4 for accommodating harness 5, two end plates
Multiple battery cores 1 are separately positioned on along the both ends of preset direction, harness carrier 4 includes the ontology 41 extended along preset direction and connects
Connect the mounting portion 42 on ontology 41；Ontology 41 is fixed in battery core 1, and mounting portion 42 is fastened between two neighboring busbar 2, and
Temperature sensor 3 is fixed on mounting portion 42.
Specifically, the two sides of battery core 1 are also provided with end plate, and multiple battery cores 1 can be pressed against by two end plates,
It may then pass through steel bandage or band to bundle battery core 1 and end plate, achieve a fixed connection.Temperature sensor 3 can be with
It is connect by harness with controller, in order to facilitate cabling, is also provided with harness carrier 4, harness carrier 4 can be set two
It may include the ontology 41 extended along preset direction between group connector, the both ends of ontology 41 can be fixed in battery core 1,
Preferably, mounting hole has can be set in the both ends of ontology 41, and screw can pass through mounting hole and be separately fixed on two end plates, from
And guaranteeing that harness carrier 4 can be through battery module, fixed effect is more preferable.
Harness carrier 4 can be plastic part, and ontology 41 can accommodate harness 5, further, be provided on ontology 41 multiple
For engaging the grab 44 of harness 5, multiple grabs 44 are arranged along preset direction interval, improve the fixation degree of harness 5.Harness 5
It may include the harness being connect with temperature sensor 3, in addition, being also provided with the electricity for detecting voltage on each busbar 2
Pressure sensor, harness 4 can also include the harness connecting with voltage sensor.Mounting portion 42 can protrude from ontology 41, can
To be fastened between two neighboring busbar 2, specific snap fit can there are many, such as could be formed in busbar 2 or battery core 1
Claw, mounting portion 42 could be formed with the card slot with claw cooperation, and temperature sensor 3 can be spirally connected, is clamped or be glued and be fixed on
On mounting portion 42, it will be understood that mounting portion 42 can be contacted with the top surface of battery core 1, could be formed with through-hole, temperature sensing thereon
Device 3 can be contacted by through-hole with battery core 1.
As the preferred embodiment of mounting portion 42, mounting portion 42 may include holding section 421 and support portion 422；Branch
Holding section 421, which is arranged in, in support part 422 can be set along the side of preset direction, each battery core 1 for being electrically connected with busbar 2
Electrode, and mounting portion 42 can be born against on the electrode of two neighboring battery core 1 along the two sides of preset direction；Temperature sensing
Device 3 is fastened in holding section 421.
Specifically, since the distance between two busbars 2 are greater than the width of temperature sensor 3, temperature sensor 3 is arranged
It is easy to shake between two busbars 2, therefore, mounting portion 42 can be set to 421 He of holding section arranged along preset direction
The size of support portion 422, holding section 421 can be adapted with the width of temperature sensor 3, and support portion 422 can be frame knot
Structure can be equal to electricity in two neighboring battery core 1 along the sum of size of preset direction along the size of preset direction and holding section 421
Size between pole 2, so that the two sides of mounting portion 42 can be born against on the electrode of two neighboring battery core 1, thus
The fixation for facilitating harness carrier 4 improves the fix tightly solidity of temperature sensor 3.
As a kind of embodiment of holding section 421, holding section 421 includes side wall 423 and is fixedly connected with side wall 423
Roof 424；The outer surface of roof 424, side wall 423 and battery core 1 surrounds the receiving for accommodating temperature sensor 3 jointly
The bottom end of chamber, side wall 423 can be contacted with the top surface of battery core 1, and the top of side wall 423 can be connect with roof 424, accommodating chamber
Size can improve the degree of fixation of temperature sensor 3 according to the structure setting of temperature sensor 3.
Further, side wall 423 includes sequentially connected the first side wall 4231, second sidewall 4232 and third side wall
4233；The first side wall 4231 and third side wall 4233 are oppositely arranged, and roof 424 and the first side wall 4231 and third side wall 4233 are consolidated
Fixed connection, and there is pre-determined distance between the edge of roof 424 and second sidewall 4232, pre-determined distance can be according to temperature sensing
The height of device 3 is arranged, and when installation, temperature sensor 3 can protrude into accommodating chamber by the indentation, there opposite with second sidewall 4232
It is interior, and contacted with the top surface of the battery core of bottom 1, it is easy for installation.
After being installed, adhesive can be filled into accommodating chamber, further fix temperature sensor 3.
On the basis of the above embodiments, in order to further fix battery core 1, cell apparatus further includes drawstring 11, drawstring 11
Extend along preset direction, and both ends are fixedly connected with two end plates respectively；Mounting portion 42 is additionally provided with away from one end of ontology 41
Protrusion 43 is pressed against the outer surface of battery core 1 by protrusion 43, drawstring 11.
Specifically, drawstring 11 can be elastic webbing, and both ends can be fixedly connected with the top surface of two end plates respectively, drawstring
11 quantity can be multiple, it is preferable that the quantity of drawstring 11 is two, and two drawstrings are along perpendicular between the direction of preset direction
Every setting.Mounting portion 42 can also be formed with protrusion 43 away from one end of ontology 41, and protrusion 43 can be plate structure, draw
The fixation degree of temperature sensor 3 is improved in the top surface that protrusion 43 can also be pressed against to battery core 1 with 11.
In addition, harness carrier 4 may include multiple mounting portions 42, multiple mounting portions 42 can be arranged by preset rules, example
Such as, left and right directions of the ontology 41 in Fig. 3 extends, and the top of ontology 41 can be set there are two mounting portion 42, under ontology 41
Side also can be set there are two mounting portion 42, when installation, can choose two of them mounting portion 42 and temperature sensor 3 is arranged, excellent
Selection of land, the two mounting portions 42 can be located at the diagonally opposing corner of cell apparatus, it can and one is upper left, and one is bottom right, or
One is upper right, and one is lower-left.It is right although the temperature that two temperature sensors 3 detect battery core 1 usually can be set
In the different cell apparatus of 1 arrangement mode of battery core, the installation site of temperature sensor 3 is also different, by the way that multiple mounting portions are arranged
42, when use, can according to need selection two of them, improve the versatility of harness carrier 4.
The present embodiment provides a kind of new-energy automobiles, including vehicle body and cell apparatus, cell apparatus, including temperature sensing
Device 3, connection component and multiple battery cores 1；Multiple battery cores 1 are realized by connection component and are electrically connected；Temperature sensor 3 and battery core 1
Outer surface directly contact, temperature sensor 3 is used to detect the temperature of battery core 1.Cell apparatus is fixedly connected with vehicle body.
Specifically, vehicle body can be body of a motor car common in the art.Cell apparatus is fixed in vehicle body, battery dress
The structure and function set is same as the previously described embodiments, and details are not described herein.
When driving, the work of battery core 1 generates heat to new-energy automobile, and temperature sensor 3 can directly detect the outer of battery core 1
The temperature on surface, and using the temperature as the temperature of battery core body, testing result is accurate, is conducive to new-energy automobile power battery
Control system obtains the temperature of cell apparatus in time, improves security performance.
Automobile provided in this embodiment passes through setting temperature sensor, connection component and multiple battery cores；Wherein, multiple
Battery core is realized by connection component and is electrically connected；Temperature sensor is directly contacted with the outer surface of battery core, and temperature sensor can be straight
The temperature of detection battery core is connect, the temperature value measured is more acurrate, is conducive to the safety for improving new-energy automobile.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional 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
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, " multiple " are meant that at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature " upper " or " under " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and the fisrt feature " above " that can be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be the
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the above description, reference term " one embodiment ", " some embodiments ", " example ", " specific example " or "
" equal description means that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in some examples
In at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms are necessarily directed to
Be identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can any one or it is more
It can be combined in any suitable manner in a embodiment or example.In addition, without conflicting with each other, those skilled in the art can
The feature of different embodiments or examples described in this specification and different embodiments or examples to be combined.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of cell apparatus, which is characterized in that including temperature sensor, connection component and multiple battery cores；
Multiple battery cores realize electrical connection by the connection component；The temperature sensor and the outer surface of the battery core are straight
Contact, the temperature sensor are used to detect the temperature of the battery core.
2. cell apparatus according to claim 1, which is characterized in that multiple battery cores are arranged along preset direction, described
Connection component includes multiple along the spaced busbar of the preset direction, and each busbar is two neighboring described for connecting
Battery core, the appearance face contact of the temperature sensor and the battery core between two neighboring busbar.
3. cell apparatus according to claim 2, which is characterized in that further include two end plates and for accommodating harness
Harness carrier, two end plates are separately positioned on multiple battery cores along the both ends of the preset direction, the harness carrier
Mounting portion including the ontology that extends along the preset direction and connection on the body；The both ends of the ontology are solid respectively
It is scheduled on two end plates, the mounting portion is fastened between the two neighboring busbar, and the temperature sensor is fixed
On the mounting portion.
4. cell apparatus according to claim 3, which is characterized in that the mounting portion includes holding section and support portion；
The support portion be arranged in the holding section be provided with along the side of the preset direction, each battery core for it is described
The electrode of busbar electrical connection, and the mounting portion bears against the electrode in two neighboring battery core along the two sides of the preset direction
On；The temperature sensor is fastened in the holding section.
5. cell apparatus according to claim 4, which is characterized in that the holding section include side wall and with the side wall
The roof being fixedly connected；The outer surface of the roof, the side wall and the battery core is surrounded jointly for accommodating the temperature
The accommodating chamber of sensor.
6. cell apparatus according to claim 5, which is characterized in that the side wall include sequentially connected the first side wall,
Second sidewall and third side wall；The first side wall and the third side wall are oppositely arranged, the roof and first side
Wall is fixedly connected with the third side wall, and has pre-determined distance between the edge of the roof and the second sidewall.
7. cell apparatus according to claim 4, which is characterized in that be also filled with adhesive in the accommodating chamber.
8. according to the described in any item cell apparatus of claim 3-7, which is characterized in that further include drawstring, the drawstring is along institute
Preset direction extension is stated, and both ends are fixedly connected with two end plates respectively；
The mounting portion is additionally provided with protrusion away from one end of the ontology, and the protrusion is pressed against described by the drawstring
The outer surface of battery core.
9. according to the described in any item cell apparatus of claim 3-7, which is characterized in that be provided with multiple be used on the ontology
Engage the grab of harness, multiple grabs are arranged along the preset direction interval.
10. a kind of new-energy automobile, which is characterized in that including vehicle body and the described in any item cell apparatus of claim 1-9,
The cell apparatus is fixedly connected with vehicle body.
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| CN201810931322.6A CN109148993A (en) | 2018-08-15 | 2018-08-15 | Cell apparatus and new-energy automobile |
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| CN201810931322.6A CN109148993A (en) | 2018-08-15 | 2018-08-15 | Cell apparatus and new-energy automobile |
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| WO2021098476A1 (en) * | 2019-11-22 | 2021-05-27 | 宁德时代新能源科技股份有限公司 | Battery module and device |
| WO2021103811A1 (en) * | 2019-11-27 | 2021-06-03 | 宁德时代新能源科技股份有限公司 | Battery module, battery pack and device |
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