CN209217147U - A kind of battery fluid cold test device - Google Patents
A kind of battery fluid cold test device Download PDFInfo
- Publication number
- CN209217147U CN209217147U CN201822257199.2U CN201822257199U CN209217147U CN 209217147 U CN209217147 U CN 209217147U CN 201822257199 U CN201822257199 U CN 201822257199U CN 209217147 U CN209217147 U CN 209217147U
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- hole
- silicagel pad
- pad
- test device
- cold test
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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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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model relates to battery technology fields, specifically disclose a kind of battery fluid cold test device.Several temperature element rectangular arrays of the battery fluid cold test device are uniformly arranged and from top to bottom sequentially pass through the bottom of insertion soaking plate after top board, upper heat insulating mattress, polytetrafluoroethylene (PTFE) pad and heating sheet, and temperature element is capable of measuring silicagel pad upper surface temperature；Several thickness measure elements can be inserted in silicagel pad, for measuring silicagel pad by compressed thickness；The opposite sides of top board and lower platen is arranged in several pressure measurement regulating elements, for measuring and adjusting pressure suffered by silicagel pad.Battery fluid cold test device provided by the utility model reduces the error of existing test, realizes the accurate measurement of silicagel pad surface temperature by optimizing the arrangement of temperature element；Thickness measure element can accurately measure silicagel pad by compressed thickness；Pressure measurement regulating element can measure and adjust pressure suffered by silicagel pad, make silicagel pad surface uniform force.
Description
Technical field
The utility model relates to battery technology field more particularly to a kind of battery fluid cold test devices.
Background technique
In current Soft Roll and rectangular lithium ion battery heat management system, liquid cooling mode is that one kind has using liquid cooling plate
The heat management mode of effect, silicagel pad are between liquid cooling plate and battery heat-conducting plate, and the thermal coefficient of general silicagel pad be 2~
2.5m/ (mK), far below the thermal coefficient of aluminum liquid cooling plate, therefore silicagel pad thermal resistance is the master of thermal resistance in battery thermal management system
Want part.Silicagel pad and the Temperature Distribution of battery heat-conducting plate contact surface directly affect the Temperature Distribution of battery, and battery is most
Big temperature difference requirement control is within 5 DEG C, so it is particularly important to carry out temperature measurement to silicagel pad surface.
Currently, the mode of general measurement silicagel pad and temperature on battery heat-conducting plate contact surface is to stretch thermocouple wire
It is measured between two sides, it, can be certain to being generated at thermocouple probe thermometric since thermocouple wire tool has the dimensions
Influence, cause temperature measurement inaccuracy；When there is a plurality of thermocouple wire to be arranged between silicagel pad and battery heat-conducting plate, increase
Whole thermal resistance is added, test result error is made to become larger.Furthermore liquid cooling plate and silicagel pad are subjected to certain assembly in assembly
Pressure, while silicagel pad can generate certain deflection, this can also change the thermal resistance of silicagel pad, to silicagel pad and battery heat-conducting plate
The temperature of contact surface generates certain influence.
Therefore, it needs to propose a kind of battery fluid cold test device, accurately to measure silicagel pad surface temperature, silicagel pad compression
Thickness and silicagel pad and liquid cooling plate pressure afterwards, and silicagel pad pressure can be adjusted.
Utility model content
The purpose of this utility model is to provide a kind of battery fluid cold test device, which can accurately measure silicon
The compressed thickness of rubber mat surface temperature, silicagel pad and silicagel pad and liquid cooling plate pressure, and silicagel pad institute can be adjusted
By pressure.
For this purpose, the utility model uses following technical scheme:
A kind of battery fluid cold test device, including top board, the upper heat insulating mattress, polytetrafluoroethylene (PTFE) from top to bottom stacked gradually
Pad, heating sheet, soaking plate, silicagel pad, liquid cooling plate and lower platen, and:
Several temperature elements, rectangular array be uniformly arranged and from top to bottom sequentially pass through the top board, upper heat insulating mattress,
The bottom of the soaking plate is inserted into after polytetrafluoroethylene (PTFE) pad and heating sheet, the temperature element is capable of measuring the upper table of the silicagel pad
Face temperature；
Several thickness measure elements, can be inserted in the silicagel pad, for measuring the silicagel pad by compressed thickness
Degree；
Several pressure measurement regulating elements, are arranged in the opposite sides of the top board and the lower platen, for measuring
And adjust pressure suffered by the silicagel pad.
It is the top board, the upper heat insulating mattress, described poly- as the optimal technical scheme of above-mentioned battery fluid cold test device
Rectangular array has been uniformly arranged multiple thermometer holes on tetrafluoroethene pad and the heating sheet, is provided in the soaking plate multiple
With the one-to-one thermometric blind hole of the thermometer hole, the thermometric diameter of blind hole and position with the diameter of the thermometer hole and
Position is identical, and the temperature element is inserted in the thermometer hole and its bottom is connected to the bottom of the thermometric blind hole.
As the optimal technical scheme of above-mentioned battery fluid cold test device, the thickness of the soaking plate is greater than or equal to
10mm, the bottom of the thermometric blind hole with a thickness of 1mm.
As the optimal technical scheme of above-mentioned battery fluid cold test device, conduction material is inoculated in the thermometric blind hole.
As the optimal technical scheme of above-mentioned battery fluid cold test device, the conduction material is heat-conducting silicone grease.
As the optimal technical scheme of above-mentioned battery fluid cold test device, the soaking plate is made of fine copper.
As the optimal technical scheme of above-mentioned battery fluid cold test device, the temperature element is T-type thermocouple.
It is the top board, the upper heat insulating mattress, described poly- as the optimal technical scheme of above-mentioned battery fluid cold test device
It is provided with multiple thickness measuring holes on tetrafluoroethene pad, the heating sheet, the multiple and thickness measuring hole one is provided in the soaking plate
One corresponding soaking plate thickness measuring hole is provided in the silicagel pad multiple with the one-to-one silicagel pad of soaking plate thickness measuring hole
Pre-drilled cavity, the thickness measure element can sequentially pass through top board thickness measuring hole, upper heat insulating mattress thickness measuring hole, polytetrafluoroethylene (PTFE) pad and survey
Thick hole, heating sheet thickness measuring hole, the soaking plate thickness measuring hole and the silicagel pad pre-drilled cavity and support to the liquid cooling plate upper surface.
As the optimal technical scheme of above-mentioned battery fluid cold test device, the thickness measure element is depthometer.
As the optimal technical scheme of above-mentioned battery fluid cold test device, the pressure measurement regulating element includes through-hole type
Force snesor and stress bolt, the stress bolt are arranged in the top board and the lower platen, the through-hole type power sensing
Device is assemblied on the stress bolt, and the through-hole type force snesor is located above the top board.
Compared with prior art, the advantages of the utility model and beneficial effect is:
Battery fluid cold test device provided by the utility model is reduced existing by optimizing the arrangement of temperature element
There is the error of test, realizes the accurate measurement of silicagel pad surface temperature；Silicon can be accurately measured by the way that thickness measure element is arranged
Rubber mat is by compressed thickness；Pressure suffered by silicagel pad can be measured and be adjusted by the way that pressure measurement regulating element is arranged, is made
Silicagel pad surface uniform force.
Detailed description of the invention
Fig. 1 is the explosive view for the battery fluid cold test device that specific embodiment of the present invention provides；
Fig. 2 is the structural schematic diagram for the battery fluid cold test device that specific embodiment of the present invention provides；
Fig. 3 is the top view for the battery fluid cold test device that specific embodiment of the present invention provides；
Fig. 4 be in Fig. 3 A-A to sectional view；
Fig. 5 is the sectional view of B-B direction in Fig. 3；
Fig. 6 be in Fig. 3 C-C to sectional view；
Fig. 7 is the top view for the upper heat insulating mattress that specific embodiment of the present invention provides；
Fig. 8 is the top view for the polytetrafluoroethylene (PTFE) pad that specific embodiment of the present invention provides；
Fig. 9 is the top view for the heating sheet that specific embodiment of the present invention provides；
Figure 10 is the top view for the soaking plate that specific embodiment of the present invention provides.
In figure:
1- top board；101- top board thermometer hole；102- top board thickness measuring hole；103- top board pilot hole；
The upper heat insulating mattress of 2-；The upper heat insulating mattress thermometer hole of 201-；The upper heat insulating mattress thickness measuring hole of 202-；The upper heat insulating mattress pilot hole of 203-；
3- polytetrafluoroethylene (PTFE) pad；301- polytetrafluoroethylene (PTFE) pads thermometer hole；302- polytetrafluoroethylene (PTFE) pads thickness measuring hole；303- poly- four
Vinyl fluoride pads pilot hole；
4- heating sheet；401- heating sheet thermometer hole；402- heating sheet thickness measuring hole；403- heating sheet pilot hole；
5- soaking plate；501- thermometric blind hole；502- soaking plate thickness measuring hole；503- assembles threaded hole；
6- silicagel pad；601- silicagel pad pre-drilled cavity；
7- liquid cooling plate；8- foam；Heat insulating mattress under 9-；10- lower platen；11- temperature element；12- conduction material；13- pulling force
Bolt；14- through-hole type force snesor；15- assembles bolt；16- handle.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.It can manage
Solution, the specific embodiments described herein are used only for explaining the utility model, rather than the restriction to the utility model.
It also should be noted that illustrating only part relevant to the utility model for ease of description, in attached drawing and not all.
As depicted in figs. 1 and 2, present embodiments provide for a kind of battery fluid cold test devices.Battery fluid cold test dress
Set including be from top to bottom cascading top board 1, upper heat insulating mattress 2, polytetrafluoroethylene (PTFE) pad 3, heating sheet 4, soaking plate 5,
Silicagel pad 6, liquid cooling plate 7, foam 8, lower heat insulating mattress 9 and lower platen 10,4 single-sided back-adhesive of heating sheet, are pasted onto soaking plate 5,
Carry out simulated battery fever as equal temperature-heat-source.Top board 1, upper heat insulating mattress 2, polytetrafluoroethylene (PTFE) pad 3, heating sheet 4 and soaking plate 5 are logical
Crossing the assembly of assembly bolt 15 is an entirety, convenient for handling.The opposite sides side of top board 1 is additionally provided with handle 16, convenient for mentioning
Take carrying.The battery fluid cold test device further includes several temperature elements 11, several thickness measure elements and several pressure measurements
Regulating element, temperature element 11 are used to measure the temperature of 6 surface multiple spot of silicagel pad, and thickness measure element can be inserted in silicagel pad
6, it is assembled compressed thickness for measuring silicagel pad 6, pressure measurement regulating element is for measuring and adjusting suffered by silicagel pad 6
Pressure.Above-mentioned component is assembled according to Fig. 1, and structure after the assembly is completed is as shown in Figure 2.
The outer dimension of battery fluid cold test device is determined according to the size of liquid cooling plate 7, in the present embodiment,
The shape of liquid cooling plate 7 be it is rectangular, but not limited to this.Upper heat insulating mattress 2, polytetrafluoroethylene (PTFE) pad 3, heating sheet 4, soaking plate 5, silicagel pad
6, foam 8 and lower heat insulating mattress 9 are rectangular, and size is identical as liquid cooling plate 7, and top board 1 and lower platen 10 are also rectangular, the two
Size it is identical and be greater than the size of above-mentioned other component, its object is in order to play guarantor to each component being arranged therebetween
Shield effect, meanwhile, installation space is reserved for pressure measurement regulating element.
In the present embodiment, as shown in Fig. 3, Fig. 7-Figure 10, top board 1, polytetrafluoroethylene (PTFE) pad 3, adds upper heat insulating mattress 2
Equal rectangular array has been uniformly arranged multiple thermometer holes on backing 4, and thermometer hole is through-hole.Specifically, it is provided on top board 1
Pressing plate thermometer hole 101 is provided with heat insulating mattress thermometer hole 201 on upper heat insulating mattress 2, is provided with polytetrafluoro on polytetrafluoroethylene (PTFE) pad 3
Ethylene pads thermometer hole 301, is provided with heating sheet thermometer hole 401 on heating sheet 4.Top board thermometer hole 101, upper heat insulating mattress thermometer hole
201, polytetrafluoroethylene (PTFE) pad thermometer hole 301 and the diameter of heating sheet thermometer hole 401, quantity, spacing are equal, and position one is a pair of
It answers.Multiple and the one-to-one thermometric blind hole 501 of above-mentioned thermometer hole, the diameter of thermometric blind hole 501 and position are provided in soaking plate 5
It sets equal identical as the diameter of above-mentioned thermometer hole and position.In the present embodiment, as shown in Fig. 3, Fig. 7-Figure 10, thermometer hole according to
The cells arranged in matrix of seven rows seven column, it is not set at the center of experimental rig, therefore thermometric hole number is 48, diameter is
1.5mm；Correspondingly, the quantity of the thermometric blind hole 501 in soaking plate 5 is also 48, diameter is also 1.5mm, hole depth 9mm.Fig. 3
In, the direction L is experimental rig length direction, and the direction W is experimental rig width direction.
In present embodiment example the thickness of soaking plate 5 be greater than or equal to 10mm, blind via bottom with a thickness of 1mm.Soaking plate 5
It is made of fine copper, since the thermal coefficient of fine copper is very high, therefore the copper upper and lower surface temperature difference very little of 1mm thickness, therefore blind via bottom
Temperature can the approximate temperature for replacing 5 lower surface of copper soaking plate.The thickness of soaking plate 5 is preferably 10mm in present embodiment.
Temperature element 11 is arranged in a one-to-one correspondence with thermometer hole, as shown in figure 4, for the dress of temperature element 11 in present embodiment
With schematic diagram.Temperature element 11 vertically from top to bottom sequentially passes through top board thermometer hole 101, upper heat insulating mattress thermometer hole 201, gathers
Tetrafluoroethene pads thermometer hole 301, heating sheet thermometer hole 401, finally injects the thermometric blind hole 501 in soaking plate 5, and bottom abuts
In the bottom of thermometric blind hole 501, temperature element 11 is capable of measuring the upper surface temperature of silicagel pad 6.Due to temperature element 11 uniform times
The surface of cloth silicagel pad 6 measures, and therefore, the arrangement of temperature element 11 is optimised, and reduces test error, realizes
The accurate measurement of 6 surface multi-point temperature of silicagel pad.
In order to preferably measure the surface temperature of silicagel pad 6, when assembling temperature element 11, filled in thermometric blind hole 501
There is conduction material 12.Temperature element 11 in present embodiment is preferably T-type thermocouple, and conduction material 12 is preferably thermal conductive silicon
Rouge, but not limited to this.
As shown in Fig. 3, Fig. 7-Fig. 9, top board 1, upper heat insulating mattress 2, polytetrafluoroethylene (PTFE) pad 3, be machined on heating sheet 4 it is more
A thickness measuring hole is provided with top board thickness measuring hole 102 on top board 1, is provided with heat insulating mattress thickness measuring hole 202 on upper heat insulating mattress 2, gathers
It is provided with polytetrafluoroethylene (PTFE) pad thickness measuring hole 302 on tetrafluoroethene pad 3, is provided with heating sheet thickness measuring hole 402 on heating sheet 4.Upper pressure
The position one of plate thickness measuring hole 102, upper heat insulating mattress thickness measuring hole 202, polytetrafluoroethylene (PTFE) pad thickness measuring hole 302 and heating sheet thickness measuring hole 402
One is corresponding, and spacing is equal.The center position of experimental rig is arranged in one of thickness measuring hole, remaining each hole is uniformly arranged.
In the present embodiment, the diameter of above-mentioned thickness measuring hole is 8mm, and quantity is five, one of them centrally-disposed place, remaining
At the position at four close four angles for being uniformly distributed in above each component.As shown in Figure 10, it is processed accordingly in soaking plate 5
There are five the thickness measuring hole that diameter is 4mm, which is arranged in a one-to-one correspondence with top board thickness measuring hole 102.To silicagel pad 6 and liquid
Before cold plate 7 is assembled, pre-drilled cavity, i.e. silicagel pad pre-drilled cavity 601 are carried out to silicagel pad 6, to measure it by compressed thickness
Degree.The silicagel pad pre-drilled cavity 601 is arranged in a one-to-one correspondence with soaking plate thickness measuring hole 502, and aperture is consistent, is 4mm.
The experimental rig after the assembly is completed, as shown in figure 5, for measurement silica gel mat thickness schematic diagram.By using thickness
Measuring cell measures silicagel pad 6 by compressed thickness.Thickness measure element in present embodiment can be depthometer.It is surveying
When amount, the measuring staff of depthometer is made to sequentially pass through above-mentioned top board thickness measuring hole 102, upper heat insulating mattress thickness measuring hole 202, polytetrafluoroethylene (PTFE) pad
Thickness measuring hole 302, heating sheet thickness measuring hole 402, until 5 upper surface of soaking plate, is zeroed to depthometer；Further survey depthometer
Bar passes through soaking plate thickness measuring hole 502 and silicagel pad pre-drilled cavity 601, until 7 upper surface of liquid cooling plate, carries out numerical value reading, with the number
Value subtracts the thickness value of soaking plate 5 to get silicagel pad 6 by compressed thickness.
As shown in Fig. 3, Fig. 7-Fig. 9, top board 1, upper heat insulating mattress 2, polytetrafluoroethylene (PTFE) pad 3, be machined on heating sheet 4 it is more
A pilot hole is provided with top board pilot hole 103 on top board 1, is provided with heat insulating mattress pilot hole 203 on upper heat insulating mattress 2, gathers
It is provided with polytetrafluoroethylene (PTFE) pad pilot hole 303 on tetrafluoroethene pad 3, is provided with heating sheet pilot hole 403 on heating sheet 4.Upper pressure
The position one of plate pilot hole 103, upper heat insulating mattress pilot hole 203, polytetrafluoroethylene (PTFE) pad pilot hole 303 and heating sheet pilot hole 403
One is corresponding, and spacing is equal, the intermediate position that multiple pilot holes are uniformly distributed in upper-part.Add accordingly in soaking plate 5
Work has assembly threaded hole 503, which is arranged in a one-to-one correspondence with top board pilot hole 103, is uniformly distributed in
The intermediate position of hot plate 5.The diameter of each pilot hole in present embodiment is 8mm, and quantity is four, and assembly threaded hole 503 is
M6 threaded hole, quantity are also four, bottom outlet depth 9mm, screw thread depth 7mm.
In assembly, as shown in fig. 6, for the assembling schematic diagram of assembly bolt.Assembly bolt 15 sequentially passes through top board dress
Distribution 103, upper heat insulating mattress pilot hole 203, polytetrafluoroethylene (PTFE) pad pilot hole 303 and heating sheet pilot hole 403, finally enter soaking
In the assembly threaded hole 503 of plate 5, top board 1, upper heat insulating mattress 2, polytetrafluoroethylene (PTFE) pad 3, heating sheet 4 and soaking plate 5 are assembled into
One, convenient for handling.
As depicted in figs. 1 and 2, the opposite sides of top board 1 and lower platen 10 is arranged in pressure measurement regulating element, is used for
Pressure suffered by silicagel pad 6 is measured and adjusted, 6 surface uniform force of silicagel pad is made.Pressure measurement regulating element includes through-hole type
Force snesor 14 and stress bolt 13, stress bolt 13 wear top board 1 and lower platen 10, and through-hole type force snesor 14 is assemblied in
On stress bolt 13, and it is located at 1 top of top board.
In the present embodiment, three pressure measurement regulating elements are respectively set in top board 1 and 10 two sides of lower platen.Assembly
When, the signal of six force snesors is connected on data collecting instrument, the nut on six force snesors is adjusted respectively, makes six power
Sensor force is in the same size, to make 6 surface uniform force of silicagel pad.
In the present embodiment, top board 1 and lower platen 10 are made of 45# steel, and soaking plate 5 is made of pure copper material, on
The thermal coefficient of heat insulating mattress 2 and lower heat insulating mattress 9 is 0.018w/ (mK), glues material by nanoporous aerogel pad and is made.
It should be noted that in this example the size of each component be not limited to this and this example in component do not provide
Size is not especially limited, and specific size also needs to set according to the actual situation.
Obviously, the above embodiment of the utility model is used for the purpose of clearly illustrating examples for clearly illustrating the present invention,
And it is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, it is stated upper
It can also be made other variations or changes in different ways on the basis of bright.There is no need and unable to give all embodiments
With exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc. should all include
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of battery fluid cold test device, which is characterized in that including the top board (1), upper heat-insulated from top to bottom stacked gradually
(2), polytetrafluoroethylene (PTFE) pad (3), heating sheet (4), soaking plate (5), silicagel pad (6), liquid cooling plate (7) and lower platen (10) are padded, with
And:
Several temperature elements (11), rectangular array are uniformly arranged and from top to bottom sequentially pass through the top board (1), upper heat-insulated
Pad (2), polytetrafluoroethylene (PTFE) pad (3) and heating sheet (4) are inserted into the bottom of the soaking plate (5), temperature element (11) energy afterwards
Measure the upper surface temperature of the silicagel pad (6)；
Several thickness measure elements can be inserted in the silicagel pad (6), compressed for measuring the silicagel pad (6)
Thickness；
The opposite sides in the top board (1) and the lower platen (10) is arranged, for surveying in several pressure measurement regulating elements
It measures and adjusts pressure suffered by the silicagel pad (6).
2. battery fluid cold test device according to claim 1, which is characterized in that the top board (1), described heat-insulated
Rectangular array has been uniformly arranged multiple thermometer holes on pad (2), the polytetrafluoroethylene (PTFE) pad (3) and the heating sheet (4), described
The multiple and one-to-one thermometric blind hole (501) of the thermometer hole is provided in soaking plate (5), the thermometric blind hole (501)
Diameter and position are identical as the diameter of the thermometer hole and position, the temperature element (11) be inserted in the thermometer hole and its
Bottom is connected to the bottom of the thermometric blind hole (501).
3. battery fluid cold test device according to claim 2, which is characterized in that the thickness of the soaking plate (5) is greater than
Or be equal to 10mm, the bottom of the thermometric blind hole (501) with a thickness of 1mm.
4. battery fluid cold test device according to claim 2, which is characterized in that be inoculated in the thermometric blind hole (501)
Conduction material (12).
5. battery fluid cold test device according to claim 4, which is characterized in that the conduction material (12) is thermal conductive silicon
Rouge.
6. battery fluid cold test device according to claim 1, which is characterized in that the soaking plate (5) is made of fine copper.
7. battery fluid cold test device according to claim 1, which is characterized in that the temperature element (11) is T-type heat
Galvanic couple.
8. battery fluid cold test device according to claim 1, which is characterized in that the top board (1), described heat-insulated
Pad (2), the polytetrafluoroethylene (PTFE) pad (3) are provided with multiple thickness measuring holes on the heating sheet (4), are arranged on the soaking plate (5)
Have it is multiple with the one-to-one soaking plate thickness measuring hole (502) of the thickness measuring hole, be provided on the silicagel pad (6) it is multiple with it is described
The one-to-one silicagel pad pre-drilled cavity (601) of soaking plate thickness measuring hole (502), the thickness measure element can sequentially pass through pressure
Plate thickness measuring hole (102), upper heat insulating mattress thickness measuring hole (202), polytetrafluoroethylene (PTFE) pad thickness measuring hole (302), heating sheet thickness measuring hole (402),
The soaking plate thickness measuring hole (502) and the silicagel pad pre-drilled cavity (601) and support to the liquid cooling plate (7) upper surface.
9. battery fluid cold test device according to claim 1, which is characterized in that the thickness measure element is depth
Ruler.
10. battery fluid cold test device according to claim 1, which is characterized in that the pressure measurement regulating element packet
Include through-hole type force snesor (14) and stress bolt (13), the stress bolt (13) is arranged in the top board (1) and described
Lower platen (10), the through-hole type force snesor (14) are assemblied on the stress bolt (13), the through-hole type force snesor
(14) it is located above the top board (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822257199.2U CN209217147U (en) | 2018-12-30 | 2018-12-30 | A kind of battery fluid cold test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822257199.2U CN209217147U (en) | 2018-12-30 | 2018-12-30 | A kind of battery fluid cold test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209217147U true CN209217147U (en) | 2019-08-06 |
Family
ID=67466836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822257199.2U Withdrawn - After Issue CN209217147U (en) | 2018-12-30 | 2018-12-30 | A kind of battery fluid cold test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209217147U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210376407A1 (en) * | 2020-05-28 | 2021-12-02 | Cummins Inc. | Battery packs with reduced weight and improved thermal performance |
-
2018
- 2018-12-30 CN CN201822257199.2U patent/CN209217147U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210376407A1 (en) * | 2020-05-28 | 2021-12-02 | Cummins Inc. | Battery packs with reduced weight and improved thermal performance |
| US11909020B2 (en) * | 2020-05-28 | 2024-02-20 | Cummins Inc. | Battery packs with reduced weight and improved thermal performance |
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