CN110530919A - A kind of new energy car battery thermal shock test chamber - Google Patents
A kind of new energy car battery thermal shock test chamber Download PDFInfo
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- CN110530919A CN110530919A CN201910820436.8A CN201910820436A CN110530919A CN 110530919 A CN110530919 A CN 110530919A CN 201910820436 A CN201910820436 A CN 201910820436A CN 110530919 A CN110530919 A CN 110530919A
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- partition
- fixedly installed
- cell device
- air outlet
- cabinet
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
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Abstract
The present invention relates to battery testing equipment technical fields, and disclose a kind of new energy car battery thermal shock test chamber, including cabinet and it is arranged in the positive door of cabinet, the box house is spaced is fixedly installed first partition and second partition from left to right, the inside of the cabinet is divided into low-temperature space, test section and high-temperature region respectively from left to right, the middle part of the first partition and second partition offers air outlet, and the inside of the air outlet is fixedly installed with smart valve.Upper limit plate, attachment device and lower limiting board is driven to drive cell device rotation by driving motor, when carrying out high temperature or low-temperature impact test, cell device is rotating impact by high-temperature gas or cryogenic gas, when guaranteeing that battery principle integrally carries out cold shock testing, cell device is identical at air outlet and far from the temperature being subject at air outlet, guarantee that cell device is integrally all heated evenly, ensure that the accuracy of cell device cold shock testing result.
Description
Technical field
The present invention relates to battery testing equipment technical field, specially a kind of new energy car battery cold shock testing
Case.
Background technique
The battery of new-energy automobile is needed before being put into use by cold shock testing, i.e., passes through very high temperature under moment
And lower patient degree of the continuous environment of extremely low temperature, it uses and tests its caused chemistry that expands with heat and contract with cold in the shortest time
Variation or physical injury are currently to carry out cold shock testing to battery by thermal shock test chamber.
Existing thermal shock test chamber is by the way that battery to be fixed on processing plate, by switching the height blown out to battery
Wet body and cryogenic gas integrally carry out cold shock testing to cell device, and the position of cell device closest to blowing mouth is excellent
First contacted with high temperature or low temperature, and other positions far from air outlet of cell device be test section (be divided into chamber high-temperature region,
Low-temperature space and test section) it is interior full of high temperature or cryogenic gas could be contacted after gas after high temperature or low temperature, either pass through battery
The temperature transmitting of interelement or another part (portion far from air outlet by making cell device after gassy in test section
Point) temperature changes, it can all make heated or uneven, temperature of the cell device at air outlet that be cooled that cell device is whole
Degree is higher than far from the temperature (or the temperature at air outlet is lower than far from the temperature at air outlet) at air outlet, influences battery
The cold shock testing result of element.
Cell device can expand with heat and contract with cold when cold shock testing, since existing cell device is consolidating by hardness
Determine mode, cell device expanded by heating is fixed structure barrier, causes cell device is heated to burst, volume contracts after being cooled
It is small, at this time the volume of cell device can be less than fixing piece former fixed dimension, cause to fix it is unstable, and then influence cell device
The progress of cold shock testing.
Summary of the invention
The present invention provides a kind of new energy car battery thermal shock test chamber, has and be heated evenly and prevent battery fried
It splits, fix unstable advantage, solve the problems, such as to mention in above-mentioned background.
The invention provides the following technical scheme: a kind of new energy car battery thermal shock test chamber, including cabinet and set
It sets in the positive door of cabinet, the box house is spaced is fixedly installed first partition and second partition from left to right, the case
The inside of body is divided into low-temperature space, test section and high-temperature region respectively from left to right, in the first partition and second partition
Portion offers air outlet, and the inside of the air outlet is fixedly installed with smart valve；
The inner left wall of the low-temperature space is fixedly installed with compressor and evaporator, the first partition respectively from top to bottom
Left side be fixedly installed with condenser and the first blower respectively from top to bottom, fixed connection between the compressor and evaporator
There is connecting tube, fixation is communicated with communicating pipe between the compressor and condenser, fixed between the evaporator and condenser to connect
It is connected with conduit；
The driving motor positioned at cabinet top middle portion is fixedly installed with right above the test section, the driving motor
Drive shaft is fixedly connected with output shaft, and the bottom end of the output shaft is through cabinet and extends to inside test section and is fixedly connected with
Upper limit plate, the front and back of the upper limit plate are fixedly connected to attachment device, and the bottom end of the attachment device is fixed
Be connected with lower limiting board, be fixed with cell device between the upper limit plate and lower limiting board, the inside of the upper limit plate and
Limiting device is fixedly connected at the top of lower limiting board, the inner ring of the limiting device is flexibly connected with cell device, described
The air outlet being fixedly installed in the middle part of cabinet top on the right side of driving motor；
The right side of the high-temperature region inner wall is successively fixedly installed with heater and the second blower from top to bottom.
Preferably, it is fixedly installed with inside test section at the air outlet in the first partition and second partition
Pod, the pod is horn-like, and sealing ring is fixedly installed between pod and air outlet.
Preferably, the first partition and second partition are made of heat-insulating heat-preserving material.
Preferably, the bottom of the lower limiting board is fixedly installed with pull ring, and the shape of the pull ring is semicircle, and pull ring
It is made of high-temperature resistant rubber.
Preferably, the attachment device includes link block, and the quantity of the link block is four, and upper limit plate and lower limit
It is each there are two link block on the plate of position, guide rod, two guide rods are fixedly connected between upper and lower two link blocks
Between movable sleeve be connected to interior bar, the outer surface movable sleeve of the interior bar is connected to compressed spring, the both ends difference of the compressed spring
It is fixedly connected with upper and lower two guide rods.
Preferably, the limiting device includes limited block and limit spring, the medial surface and cell device of the limited block
Outer surface be flexibly connected, the quantity of the limited block is three, and the outer surface of three limited blocks is fixedly connected with limited
Position spring, the quantity of the limit spring are three, the other end of three limit springs with the medial surface of lower limiting board
It is fixedly connected.
Preferably, the shape and structure of the upper limit plate and lower limiting board are all the same, are the cylinder of one end indent.
The present invention have it is following the utility model has the advantages that
It drives upper limit plate, attachment device and lower limiting board to drive cell device rotation by driving motor, is carrying out height
Temperature or when low-temperature impact test, cell device are rotating impact by high-temperature gas or cryogenic gas, guarantee battery principle
When whole progress cold shock testing, cell device is identical at air outlet and far from the temperature being subject at air outlet, guarantees
Cell device is integrally all heated evenly, and ensure that the accuracy of cell device cold shock testing result.
When cell device expands with heat and contract with cold, cell device volume can become larger, reduce, and when cell device volume becomes larger, can press against
Lower limiting board moves downward, and compressed spring is stretched at this time, and the top and bottom of cell device squeeze limited block outward, limit
Block squeezes limit spring and is allowed to compress, and makes change of fixing piece while cell device is fixed with cell device volume
It is big and change, meanwhile, cell device be cooled volume-diminished when, compressed spring bounces back, again to the cell device of volume-diminished into
Row is fixed, and limit spring rebound makes limited block carry out clamping to cell device, fixing piece is being fixed to cell device
Change simultaneously with the diminution of cell device volume, ensure that when cell device expands with heat and contract with cold will not because of fixing piece fixation and
Appearance bursts and fixes unstable situation.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is appearance diagram of the present invention；
Fig. 3 is the side view of upper limit plate and lower limiting board of the present invention；
Fig. 4 is the top view of structure of the invention lower limiting board；
Fig. 5 is the perspective view of structure of the invention lower limiting board.
In figure: 1, cabinet；2, first partition；3, second partition；4, low-temperature space；5, test section；6, high-temperature region；7, it compresses
Machine；8, evaporator；9, condenser；10, connecting tube；11, conduit；12, communicating pipe；13, the first blower；14, heater；15,
Two blowers；16, air outlet；17, smart valve；18, pod；19, driving motor；20, output shaft；21, upper limit plate；22, even
Connection device；221, link block；222, guide rod；223, interior bar；224, compressed spring；23, lower limiting board；24, cell device；
25, pull ring；26, limiting device；261, limited block；262, limit spring；27, air outlet.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-5, a kind of new energy car battery thermal shock test chamber, including cabinet 1 and setting cabinet 1 just
The door in face, interval is fixedly installed first partition 2 and second partition 3 from left to right inside cabinet 1, the inside of cabinet 1 from a left side to
Right to be divided into low-temperature space 4, test section 5 and high-temperature region 6 respectively, the middle part of first partition 2 and second partition 3 offers outlet air
Mouth 16, the inside of air outlet 16 is fixedly installed with smart valve 17；
The inner left wall of low-temperature space 4 is fixedly installed with compressor 7 and evaporator 8, a left side for first partition 2 respectively from top to bottom
Side is fixedly installed with condenser 9 and the first blower 13 respectively from top to bottom, and fixation is communicated between compressor 7 and evaporator 8
Connecting tube 10, fixation is communicated with communicating pipe 12 between compressor 7 and condenser 9, fixed connection between evaporator 8 and condenser 9
There is conduit 11；
The surface of test section 5 is fixedly installed with the driving motor 19 positioned at 1 top middle portion of cabinet, the drive of driving motor 19
Moving axis is fixedly connected with output shaft 20, and the bottom end of output shaft 20 is through cabinet 1 and extends to 5 inside of test section and is fixedly connected with
Upper limit plate 21, the front and back of upper limit plate 21 are fixedly connected to attachment device 22, and the bottom end of attachment device 22 is fixed
It is connected with lower limiting board 23, cell device 24, the inside of upper limit plate 21 are fixed between upper limit plate 21 and lower limiting board 23
It is fixedly connected to limiting device 26 with the top of lower limiting board 23, the inner ring of limiting device 26 and 24 activity of cell device are even
It connects, the air outlet 27 positioned at 19 right side of driving motor is fixedly installed in the middle part of 1 top of cabinet, air outlet 27 is used for balance test
Pressure in area 5；
The right side of 6 inner wall of high-temperature region is successively fixedly installed with heater 14 and the second blower 15 from top to bottom.
Wherein, it is fixedly installed with inside test section 5 at the air outlet 16 in first partition 2 and second partition 3
Pod 18, pod 18 be it is horn-like, pod 18 collects high-temperature gas or cryogenic gas more when blowing to cell device 24
In, and sealing ring is fixedly installed between pod 18 and air outlet 16, guarantee the leakproofness inside test section 5.
Wherein, first partition 2 and second partition 3 are made of heat-insulating heat-preserving material, guarantee test section 5 in temperature not by
The external world influences, and is conducive to cell device 24 and carries out cold shock testing.
Wherein, the bottom of lower limiting board 23 is fixedly installed with pull ring 25, and the shape of pull ring 25 is semicircle, and pull ring 25 by
High-temperature resistant rubber is made, and pull ring 25 is conducive to staff and takes out the cell device 24 that test finishes.
Wherein, attachment device 22 includes link block 221, and the quantity of link block 221 is four, and upper limit plate 21 and lower limit
It is each there are two link block 221 on the plate 23 of position, guide rod 222, two guiding are fixedly connected between upper and lower two link blocks 221
Movable sleeve is connected to interior bar 223 between bar 222, and the outer surface movable sleeve of interior bar 223 is connected to compressed spring 224, compressed spring 224
Both ends are fixedly connected with upper and lower two guide rods 222 respectively.
Wherein, limiting device 26 includes limited block 261 and limit spring 262, the medial surface and cell device of limited block 261
24 outer surface is flexibly connected, and the quantity of limited block 261 is three, and the outer surface of three limited blocks 261 is fixedly connected with limited
Position spring 262, the quantity of limit spring 262 are three, inside of the other end of three limit springs 262 with lower limiting board 23
Face is fixedly connected.
Wherein, the shape and structure of upper limit plate 21 and lower limiting board 23 are all the same, are the cylinder of one end indent, convenient
Cell device 24 is blocked, the area that cell device 24 receives cold shock testing is increased.
Working principle:
When cell device 24 carries out high temperature impact, firstly, the smart valve 17 in first partition 2 in air outlet 16 is closed,
The smart valve 17 on second partition 3 in air outlet 16 is opened, then starts heater 14 and generates high-temperature gas, then start second
Blower 15 makes the high-temperature gas in high-temperature region 6 blow to the cell device 24 in test section 5 by air outlet 16 and pod 18,
At this point, starting driving motor 19, makes to drive cell device 24 under the action of upper limit plate 21, attachment device 22, lower limiting board 23
Rotation, makes cell device 24 receive the impact of high-temperature gas；
When cell device 24 carries out low-temperature impact test, firstly, closing heater 14, the second blower 15 and second partition
Smart valve 17 on 3 starts compressor 7, evaporator 8, condenser 9, the first blower 13 (compressor 7, evaporator 8, condenser 9
Between how cooperating be the prior art), open first partition 2 on smart valve 17, make the first blower 13 will be in low-temperature space 4
Cryogenic gas the cell device 24 in test section 5 is blowed to by air outlet 16 and pod 18, receive cell device 24 low
The impact of wet body.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of new energy car battery thermal shock test chamber, including cabinet (1) and setting be in cabinet (1) positive door,
Be characterized in that: the internal interval from left to right of the cabinet (1) is fixedly installed first partition (2) and second partition (3), the case
The inside of body (1) is divided into low-temperature space (4), test section (5) and high-temperature region (6), the first partition (2) respectively from left to right
It is offered air outlet (16) with the middle part of second partition (3), the inside of the air outlet (16) is fixedly installed with smart valve
(17)；
The inner left wall of the low-temperature space (4) is fixedly installed with compressor (7) and evaporator (8) respectively from top to bottom, and described
The left side of one partition (2) is fixedly installed with condenser (9) and the first blower (13), the compressor (7) respectively from top to bottom
Fixation is communicated with connecting tube (10) between evaporator (8), and fixation is communicated between the compressor (7) and condenser (9)
Siphunculus (12), fixation is communicated with conduit (11) between the evaporator (8) and condenser (9)；
The driving motor (19) positioned at cabinet (1) top middle portion, the driving are fixedly installed with right above the test section (5)
The drive shaft of motor (19) is fixedly connected with output shaft (20), and the bottom end of the output shaft (20) through cabinet (1) and extends to
Test section (5) is internal and is fixedly connected with upper limit plate (21), and the front and back of the upper limit plate (21) is fixedly connected with
Have attachment device (22), the bottom end of the attachment device (22) is fixedly connected with lower limiting board (23), the upper limit plate (21)
It is fixed between lower limiting board (23) cell device (24), the inside of the upper limit plate (21) and the top of lower limiting board (23)
Portion is fixedly connected to limiting device (26), and the inner ring of the limiting device (26) is flexibly connected with cell device (24), described
The air outlet (27) being fixedly installed in the middle part of cabinet (1) top on the right side of driving motor (19)；
The right side of high-temperature region (6) inner wall is successively fixedly installed with heater (14) and the second blower (15) from top to bottom.
2. a kind of new energy car battery thermal shock test chamber according to claim 1, it is characterised in that: described first
The pod internal positioned at test section (5) is fixedly installed at air outlet (16) on partition (2) and second partition (3)
(18), the pod (18) is horn-like, and is fixedly installed with sealing ring between pod (18) and air outlet (16).
3. a kind of new energy car battery thermal shock test chamber according to claim 1, it is characterised in that: described first
Partition (2) and second partition (3) are made of heat-insulating heat-preserving material.
4. a kind of new energy car battery thermal shock test chamber according to claim 1, it is characterised in that: the lower limit
The bottom of position plate (23) is fixedly installed with pull ring (25), and the shape of the pull ring (25) is semicircle, and pull ring (25) You Naigao
Warm rubber is made.
5. a kind of new energy car battery thermal shock test chamber according to claim 1, it is characterised in that: the connection
Device (22) includes link block (221), and the quantity of the link block (221) is four, and upper limit plate (21) and lower limiting board
(23) each there are two link block (221) on, guide rod (222) are fixedly connected between upper and lower two link blocks (221),
Movable sleeve is connected to interior bar (223) between two guide rods (222), and the outer surface movable sleeve of the interior bar (223) is connected to pressure
Contracting spring (224), the both ends of the compressed spring (224) are fixedly connected with upper and lower two guide rods (222) respectively.
6. a kind of new energy car battery thermal shock test chamber according to claim 1, it is characterised in that: the limit
Device (26) includes limited block (261) and limit spring (262), medial surface and cell device (24) of the limited block (261)
Outer surface be flexibly connected, the quantity of the limited block (261) is three, and the outer surface of three limited blocks (261) is solid
Surely be connected with limit spring (262), the quantity of the limit spring (262) is three, three limit springs (262) it is another
One end is fixedly connected with the medial surface of lower limiting board (23).
7. a kind of new energy car battery thermal shock test chamber according to claim 1, it is characterised in that: the upper limit
The shape and structure of position plate (21) and lower limiting board (23) are all the same, are the cylinder of one end indent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910820436.8A CN110530919A (en) | 2019-09-01 | 2019-09-01 | A kind of new energy car battery thermal shock test chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910820436.8A CN110530919A (en) | 2019-09-01 | 2019-09-01 | A kind of new energy car battery thermal shock test chamber |
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| Publication Number | Publication Date |
|---|---|
| CN110530919A true CN110530919A (en) | 2019-12-03 |
Family
ID=68665793
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910820436.8A Pending CN110530919A (en) | 2019-09-01 | 2019-09-01 | A kind of new energy car battery thermal shock test chamber |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022366A (en) * | 2020-02-27 | 2020-04-17 | 浙江上风高科专风实业有限公司 | High temperature resistance testing device for subway fan |
| CN112203452A (en) * | 2020-09-16 | 2021-01-08 | 巧梅创意设计(温州)有限公司 | Data collection protection device with over-temperature protection function |
| CN113063817A (en) * | 2021-03-25 | 2021-07-02 | 沈阳大学 | New energy automobile battery fireproof material testing method and device |
| CN113865635A (en) * | 2021-09-18 | 2021-12-31 | 温州大学 | MEMS sensor calibrating device |
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| CN113865635A (en) * | 2021-09-18 | 2021-12-31 | 温州大学 | MEMS sensor calibrating device |
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Application publication date: 20191203 |
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