CN208399653U - A kind of temperature sensing bar for lithium battery thermal runaway chamber - Google Patents
A kind of temperature sensing bar for lithium battery thermal runaway chamber Download PDFInfo
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- CN208399653U CN208399653U CN201820342890.8U CN201820342890U CN208399653U CN 208399653 U CN208399653 U CN 208399653U CN 201820342890 U CN201820342890 U CN 201820342890U CN 208399653 U CN208399653 U CN 208399653U
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Abstract
The utility model discloses a kind of temperature sensing bars for lithium battery thermal runaway chamber, the first telescopic rod including being fixed on test chamber interior wall, protrude into intracorporal second telescopic rod of case, the rotating extensible arm in bending-like for connecting above-mentioned first telescopic rod and above-mentioned second telescopic rod, the spiral signal wire being installed in inside the above-mentioned body of rod and the thermal resistance sensor for being installed on above-mentioned second telescopic rod second end end；The second end of above-mentioned first telescopic rod and the first end of above-mentioned rotating extensible arm socket-connect, the outer circle of the first end of above-mentioned rotating extensible arm indicates angle index line, the first end of above-mentioned rotating extensible arm is equipped with along its axial length scale line, the first end of above-mentioned spiral signal wire and above-mentioned thermal resistance sensor communication connection, above-mentioned spiral signal wire and data collection system communication connection.The utility model can the quickly position of temperature sensing point and the quick reading to temperature sensing point, greatly facilitate the detection to lithium battery thermal runaway.
Description
Technical field
The utility model relates to detect lithium battery thermal runaway field, more particularly to it is a kind of for the chamber of lithium battery thermal runaway
Temperature sensing bar.
Background technique
Since lithium battery emerges, lithium battery is low, green with its power specific energy height, long service life, self discharge power
The superior features such as environment friendly and pollution-free energy, are being applied to more and more fields.But in recent years due to not conforming to lithium battery
The use of reason, also the serious lives and properties that threaten people, each research institution are electric to lithium for generated thermal runaway security incident
The research of the thermal runaway harmfulness in pond has also been unfolded.Lithium battery is when generating thermal runaway, due to its internal violent pyrogenic reaction,
By the transmitting of heat, can all there be apparent temperature change in the surface of lithium battery and ambient enviroment, pass through the external temperature of detection
The variation of degree, it is known that the thermal runaway situation of lithium battery.Thermal runaway experiment often puts single lithium battery or lithium battery group
Set the box house in insulation, disposed outside sensor measures ambient temperature, and the arrangement of existing apparatus sensor is deposited
In hardly possible fixation, it is not easy the shortcomings that determining detecting location.
In consideration of it, the present inventor furthers investigate the above problem, there is this case generation then.
Utility model content
In view of the deficiencies in the prior art, the purpose of this utility model is to provide one kind to be used for the chamber of lithium battery thermal runaway
Temperature sensing bar, can quickly determine and read the position of temperature sensing point.
To achieve the goals above, the utility model adopts the following technical solution:
A kind of temperature sensing bar for lithium battery thermal runaway chamber, first including being fixed on test chamber interior wall is flexible
Bar protrudes into intracorporal second telescopic rod of case, connects the rotation in bending-like of above-mentioned first telescopic rod and above-mentioned second telescopic rod
Telescopic rod sequentially passes through the spiral signal wire of above-mentioned first telescopic rod, above-mentioned rotating extensible arm and above-mentioned second telescopic rod, installation
Thermal resistance sensor in above-mentioned second telescopic rod second end end；The second end of above-mentioned first telescopic rod is set in above-mentioned rotation
Outside the first end of telescopic rod, above-mentioned rotating extensible arm can be rotated around the axle center of above-mentioned first telescopic rod, and above-mentioned rotating extensible arm
First end can be slided in above-mentioned first telescopic rod along the axial of above-mentioned first telescopic rod；The second end of above-mentioned rotating extensible arm
It is set in outside the first end of above-mentioned second telescopic rod, and above-mentioned second telescopic rod can be along its axial direction the of above-mentioned rotating extensible arm
It is slided in one end, the angled graduation mark of outer circle subscript of the first end of above-mentioned rotating extensible arm, the on above-mentioned first telescopic rod
Two ends end are equipped with warning triangle corresponding with above-mentioned angle index line；The first end outer circle of above-mentioned rotating extensible arm with it is above-mentioned
It is equipped in the first end outer circle of second telescopic rod respectively along respective axial length scale line, the first of above-mentioned spiral signal wire
End communicates company through above-mentioned first telescopic rod, above-mentioned rotating extensible arm and above-mentioned second telescopic rod and with above-mentioned thermal resistance sensor
It connects, the second end of above-mentioned spiral signal wire, which exposes the first end of above-mentioned first telescopic rod and communicates with data collection system, to be connected
It connects.
Above-mentioned first telescopic rod includes the first pole and the second pole, and the first end of above-mentioned first pole is threaded rod, on
It states the first end of the second pole to be set in freely slidable mode in the second end of above-mentioned first pole, and above-mentioned second section
Length scale line is axially arranged with along it in the first end outer circle of bar, and the second end of above-mentioned second pole is set in above-mentioned rotary extension
Outside bar.
Above-mentioned second telescopic rod includes third pole and the 4th pole, and the first end of above-mentioned third pole is with slidable side
Formula is set in the second end of above-mentioned rotating extensible arm, and the first end of above-mentioned 4th pole is slidably set in above-mentioned
In the second end of third pole, it is equipped in the first end outer circle of the first end outer circle of above-mentioned third pole and above-mentioned 4th pole
Respectively along respective axial length scale line, above-mentioned thermal resistance sensor is mounted on the second end end of above-mentioned 4th pole.
The bending part of above-mentioned rotating extensible arm is embedded with center fixation thin slice with holes, and above-mentioned spiral signal wire passes through above-mentioned
The centre bore of fixed thin slice.
After the technical solution of the utility model, by rotating the first telescopic rod, stretch and rotating extensible arm socket
First telescopic rod and the second telescopic rod change position of the thermal resistance sensor in chamber, and pass through the first telescopic rod and rotation
Turn the scale on telescopic rod to read flexible and rotation amount, it can the quick position of temperature sensing point and to temperature sensing point
Quickly read, it is simple and fast.
Further, the first telescopic rod is set as two sections, and engraves length scale line on the second pole, not only increased
The scalable amount of first telescopic rod increases adjustable range, and the graduation mark on graduation mark and rotating extensible arm on the second pole is also
The mode of a coarse adjustment and a fine tuning can be used to increase the precision of adjusting.
Further, its Extensible is increased using the second telescopic rod of two sections, increases the detectable of detection bar
Range.
Further, fixed thin slice can play the role of guiding when installing spiral signal wire, and the setting of fixed thin slice is convenient
The installation of spiral signal wire.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model；
Fig. 2 is schematic diagram of multiple temperature sensing bars in chamber in the utility model；
In figure:
- 001 chamber -002 of temperature sensing bar
First telescopic rod -100 of lithium battery -003
- 110 threaded rod -111 of first pole
- 120 warning triangle -121 of second pole
- 200 sheet metal -210 of rotating extensible arm
- 300 third pole -310 of second telescopic rod
- 320 spiral signal wire -400 of 4th pole
- 500 length scale line -600 of thermal resistance sensor
Angle index line -700
Specific embodiment
The utility model is described further in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, a kind of temperature sensing bar 001 for lithium battery thermal runaway chamber, including the first telescopic rod
100, the second telescopic rod 300 connects the rotating extensible arm 200 in bending-like of the first telescopic rod 100 and the second telescopic rod 300,
Spiral signal wire 400, and it is installed on the thermal resistance sensor 500 of 300 second end end of the second telescopic rod；
The second end of first telescopic rod 100 is set in outside the first end of rotating extensible arm 200, and rotating extensible arm 200 can be around
The axle center of first telescopic rod 100 rotates, and the first end of rotating extensible arm 200 can be along the axial first of the first telescopic rod 100
Sliding in telescopic rod 100；The second end of rotating extensible arm 200 is set in outside the first end of the second telescopic rod 300, and second is flexible
Bar 300 can slide in the first end of rotating extensible arm 200 along its axial direction, the outer circle subscript of the first end of rotating extensible arm 200
Angled graduation mark 700, the second end end on the first telescopic rod 100 are equipped with triangular sign corresponding with angle index line 700
Note 121；It is equipped with respectively in the first end outer circle of rotating extensible arm 200 and the first end outer circle of the second telescopic rod 300 along respective
Axial length scale line 600, the first end of spiral signal wire 400 is through the first telescopic rod 100, rotating extensible arm 200 and the
Two telescopic rods 300 and with 500 communication connection of thermal resistance sensor, the second end of spiral signal wire 400 exposes the first telescopic rod
100 first end and with data collection system communication connection.
When work, temperature sensing bar 001 is mounted in chamber 002, the first end of the first telescopic rod 100 is fixedly mounted
On the inner wall of chamber 002, by adjusting rotating extensible arm 200 and the second telescopic rod 300, thermal resistance sensor 500 is moved
Specified sensing point is moved to be detected.And pass through the length scale line 600 and angle index line 700 on rotating extensible arm 200
Come read rotating extensible arm 200 elongation and rotation angle, read by the length scale line 600 on the second telescopic rod 300
The elongation of the second telescopic rod 300 is taken, quick temperature sensing point relative temperature detects the position of 001 installation point of bar, simply
Fast.
Preferably, the first telescopic rod 100 includes the first pole 110 and the second pole 120, the first end of the first pole 110
For threaded rod 111, when installation, threaded rod 111 is threadedly coupled with the threaded hole in chamber 002, simple and convenient, the second pole
120 first end is set in the second end of the first pole 110 in freely slidable mode, and the first of the second pole 120
Length scale line 600 is axially arranged with along it in the outer circle of end, and the second end of the second pole 120 is set in outside rotating extensible arm 200, is increased
The big scalable amount of first telescopic rod 100, and then expand the adjustable range of the length of temperature sensing bar 001.In addition practical
In use, the length scale line 600 in 200 first end of the second pole 120 and rotating extensible arm uses different minimum division values,
Minimum division value it is small be used as fine tuning, minimum division value it is big be used as coarse adjustment.
Preferably, the second telescopic rod 300 includes third pole 310 and the 4th pole 320, the first end of third pole 310
It is slidably set in the second end of rotating extensible arm 200, the first end of the 4th pole 320 is with slidable side
Formula is set in the second end of third pole 310, increases the slidable length of the second telescopic rod 300, and then expand temperature
The detectable range of degree detection bar 001.For read the second telescopic rod 300 sliding length, outside the first end of third pole 310
It is equipped in round and the 4th pole 320 first end outer circle respectively along respective axial length scale line 600, when use only needs root
According to the reading on the length scale line 600 on third pole 310 and the 4th pole 320, so that it may obtain the cunning of the second telescopic rod 300
Dynamic length, thermal resistance sensor 500 are mounted on the second end end of the 4th pole 320.
Preferably, the bending part of rotating extensible arm 200 is embedded with center fixation thin slice 210 with holes, spiral signal wire 400
Across the centre bore of fixed thin slice 210.Fixed thin slice 210 can play the role of guiding when installing spiral signal wire 400, and fixation is thin
The setting of piece 210 facilitates the installation of spiral signal wire 400.
As shown in Fig. 2, lithium battery or lithium battery group are mounted in chamber 002, it is freely-increased/decreased in chamber 002 in
The number of above-mentioned temperature sensing bar 001 installs the temperature sensing bar 001 of corresponding number when there is multiple points to need to detect, and adjusts
Its whole position greatly improves efficiency while simple and convenient to specified sensing point.
The product form and style of above-described embodiment and schema and non-limiting the utility model patent, any affiliated technology neck
The appropriate changes or modifications that the those of ordinary skill in domain does it all should be regarded as the patent model for not departing from the utility model patent
Farmland.
Claims (4)
1. a kind of temperature sensing bar for lithium battery thermal runaway chamber, it is characterised in that: including being fixed on test chamber interior wall
The first telescopic rod, protrude into intracorporal second telescopic rod of case, connect above-mentioned first telescopic rod and above-mentioned second telescopic rod in folding
The rotating extensible arm of curved shape sequentially passes through the spiral of above-mentioned first telescopic rod, above-mentioned rotating extensible arm and above-mentioned second telescopic rod
Signal wire is installed on the thermal resistance sensor of above-mentioned second telescopic rod second end end；Second end cap of above-mentioned first telescopic rod
It being located at outside the first end of above-mentioned rotating extensible arm, above-mentioned rotating extensible arm can be rotated around the axle center of above-mentioned first telescopic rod, and on
The first end for stating rotating extensible arm can be slided in above-mentioned first telescopic rod along the axial of above-mentioned first telescopic rod；Above-mentioned rotation is stretched
The second end of contracting bar is set in outside the first end of above-mentioned second telescopic rod, and above-mentioned second telescopic rod can be along its axial direction in above-mentioned rotation
Turn to slide in the first end of telescopic rod, the angled graduation mark of outer circle subscript of the first end of above-mentioned rotating extensible arm, above-mentioned first
Second end end on telescopic rod is equipped with warning triangle corresponding with above-mentioned angle index line；The first of above-mentioned rotating extensible arm
It is equipped with respectively in end outer circle and the first end outer circle of above-mentioned second telescopic rod along respective axial length scale line, above-mentioned spiral
The first end of signal wire through above-mentioned first telescopic rod, above-mentioned rotating extensible arm and above-mentioned second telescopic rod and with above-mentioned thermal resistance
Sensor communication connection, the second end of above-mentioned spiral signal wire expose the first end of above-mentioned first telescopic rod and acquire with data
System communication connection.
2. a kind of temperature sensing bar for lithium battery thermal runaway chamber as described in claim 1, it is characterised in that: above-mentioned
First telescopic rod includes the first pole and the second pole, and the first end of above-mentioned first pole is threaded rod, above-mentioned second pole
First end is set in the second end of above-mentioned first pole in freely slidable mode, and outside the first end of above-mentioned second pole
Length scale line is axially arranged with along it on circle, and the second end of above-mentioned second pole is set in outside above-mentioned rotating extensible arm.
3. a kind of temperature sensing bar for lithium battery thermal runaway chamber as described in claim 1, it is characterised in that: above-mentioned
Second telescopic rod includes third pole and the 4th pole, and the first end of above-mentioned third pole in above-mentioned rotating extensible arm can slide
Dynamic mode is set in the second end of above-mentioned rotating extensible arm, and the first end of above-mentioned 4th pole is with can be in above-mentioned third pole
The mode of interior sliding is set in the second end of above-mentioned third pole, the first end outer circle of above-mentioned third pole and Section four above-mentioned
It is equipped in the first end outer circle of bar respectively along respective axial length scale line, above-mentioned thermal resistance sensor is mounted on above-mentioned
The second end end of four poles.
4. a kind of temperature sensing bar for lithium battery thermal runaway chamber as described in claim 1, it is characterised in that: above-mentioned
The bending part of rotating extensible arm is embedded with center fixation thin slice with holes, and above-mentioned spiral signal wire passes through in above-mentioned fixed thin slice
Heart hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820342890.8U CN208399653U (en) | 2018-03-13 | 2018-03-13 | A kind of temperature sensing bar for lithium battery thermal runaway chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820342890.8U CN208399653U (en) | 2018-03-13 | 2018-03-13 | A kind of temperature sensing bar for lithium battery thermal runaway chamber |
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| CN208399653U true CN208399653U (en) | 2019-01-18 |
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| CN201820342890.8U Active CN208399653U (en) | 2018-03-13 | 2018-03-13 | A kind of temperature sensing bar for lithium battery thermal runaway chamber |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802618A (en) * | 2018-03-13 | 2018-11-13 | 华侨大学 | A kind of temperature sensing bar for lithium battery thermal runaway chamber |
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2018
- 2018-03-13 CN CN201820342890.8U patent/CN208399653U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802618A (en) * | 2018-03-13 | 2018-11-13 | 华侨大学 | A kind of temperature sensing bar for lithium battery thermal runaway chamber |
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