CN209514011U - Lithium ion battery and battery pack Environmental security vibration-testing apparatus - Google Patents
Lithium ion battery and battery pack Environmental security vibration-testing apparatus Download PDFInfo
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- CN209514011U CN209514011U CN201920119398.9U CN201920119398U CN209514011U CN 209514011 U CN209514011 U CN 209514011U CN 201920119398 U CN201920119398 U CN 201920119398U CN 209514011 U CN209514011 U CN 209514011U
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Abstract
The utility model provides a kind of lithium ion battery and battery pack Environmental security vibration-testing apparatus, comprising: industrial control computer, shaking platform and clamp system, the clamp system include: fixed pillar, scissor-type lifting mechanism, top plate and bottom plate.Industrial control computer issues oscillation control signal, and oscillation control signal is passed to shaking platform.After shaking platform receives oscillation control signal, corresponding vibration is generated, to simulate lithium ion battery vibration suffered in practical application.Lithium ion battery and battery pack can be quickly and reliably fixed on shaking platform using scissor-type lifting mechanism therein, lithium ion battery can be simulated and vibration that battery pack receives in actual use, installation procedure is simplified, auxiliary needed for reducing installation improves efficiency.
Description
Technical field
The utility model relates to battery testing fields, shake more particularly to a kind of lithium ion battery and battery pack Environmental security
Dynamic test device.
Background technique
Lithium ion battery refers to the general name with lithium ion inlaid scheme for positive material cell, is usually with carbon materials
Cathode makees anode with the compound containing lithium.Lithium ion battery is since long with service life cycle, retention of charge is strong, low
Warm discharge performance is good, is free of the advantages that lead and cadmium class heavy metal, be widely used in mobile phone, laptop, camera, MP3/4,
The fields such as electric car, electric bicycle, electric tool, place power-equipment, and gradually substitution lead-acid battery becomes future most
Have power, the energy storaging product of market potential.
In recent years, the safety accident as caused by lithium ion battery takes place frequently, these lithium ion battery accidents directly endanger consumption
Person's personal safety causes industry to the very big concern of lithium ion battery safety and worry.Therefore need to lithium ion battery and
Battery pack carries out Environmental security vibration test and verifies its security reliability, uses peace to eliminate lithium ion battery and battery set product
Full hidden danger avoids endangering consumer's personal safety.In conclusion needing to design a kind of conveniently Environmental security vibration-testing
Device carries out the safe vibration test of relevant environment to lithium ion battery and battery pack, since verify product quality.
If lithium ion battery and battery pack are directly installed on traditional Environmental security vibration mechine, installation procedure is complicated
Cumbersome, too many by auxiliary tool, working efficiency is low, and the consuming time is longer, and installation effect is insecure, be easy to cause lithium ion
Battery and battery pack fall off Environmental security vibration mechine during the test, eventually lead to test failure.If using carton packet
After filling lithium ion battery and battery pack, then it is mounted on traditional Environmental security vibration mechine, then vibration test condition is not inconsistent
Standard GB/T 31241-2014 " portable electronic product lithium ion battery and battery pack safety requirements " requirement is closed, it cannot
Really simulation lithium ion battery and battery pack are reached in the state of actual use.
Utility model content
Based on this, it is necessary to for the problem that current lithium ion battery vibration-testing procedure complexity, inefficiency,
A kind of lithium ion battery and battery pack Environmental security vibration-testing apparatus are provided.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of lithium ion battery and battery pack Environmental security vibration-testing apparatus, comprising:
Industrial control computer, for generating oscillation control signal and passing to shaking platform；
Shaking platform, for receiving oscillation control signal and generating vibration；
Clamp system, for object to be measured to be fixed on the shaking platform, the clamp system includes: fixed branch
Column, scissor-type lifting mechanism, top plate and bottom plate；The fixed pillar is set to above the shaking platform；The top plate setting
In the described one end of fixed pillar far from the shaking platform；The top of the scissor-type lifting mechanism is connect with the top plate；
The bottom plate is set to the bottom of the scissor-type lifting mechanism.
The scissor-type lifting mechanism is second level scissor-type lifting mechanism in one of the embodiments, comprising: two groups are cut
Yoke, connecting shaft, sliding rail and rotary shaft；The lower end for the scissor arms being located above and the upper end of underlying scissor arms are logical
It crosses two connecting shafts to be connected, the rotary shaft and two connection axis connections, wherein a connecting shaft can
Along the axial movement of the rotary shaft, another connecting shaft and the rotary shaft axial restraint.
One end of the rotary shaft is equipped with rotation hand wheel in one of the embodiments, and the outer surface of the rotary shaft is set
It is equipped with screw thread；The rotary shaft is threadedly coupled by the screw thread with the threaded hole of a connecting shaft；Another company
Spindle is equipped with through-hole, and the rotary shaft is rotatably dispose in the through-hole；Finite place piece, the limit are set in the rotary shaft
Position part can limit the axial movement of the relatively described rotary shaft of the connecting shaft.
The screw thread of the rotary shaft outer surface setting is located at the close rotation hand wheel or remote in one of the embodiments,
One end from the rotation hand wheel.
Non-slip texture is provided on the rotation hand wheel in one of the embodiments,.
The locating part is circlip in one of the embodiments, and the circlip is arranged in pairs in the connecting shaft two sides.
In one of the embodiments, the sliding rail be the angle steel with sliding slot, the sliding rail be it is multiple, point
It is not fixedly connected on the top plate and the bottom plate, the upper end for the scissor arms being located above is slideably positioned in and the top plate
In the sliding slot of the fixed sliding rail, the lower end of the underlying scissor arms is slideably positioned in be fixed with the bottom plate
The sliding rail sliding slot in.
One layer of flexible material is provided on the bottom plate lower plane in one of the embodiments,.
Described fixed pillar one end is fixedly connected with shaking platform in one of the embodiments, the other end and the top
Plate is fixedly connected.
The industrial control computer generates oscillation control signal in one of the embodiments, by data line by institute
It states oscillation control signal and sends the shaking platform to, the shaking platform is made to generate vibration.
The beneficial effects of the utility model are:
The utility model provides a kind of lithium ion battery and battery pack Environmental security vibration-testing apparatus, utilization are therein
Lithium ion battery and battery pack can be quickly and reliably fixed on shaking platform by scissor-type lifting mechanism, can simulate lithium
Ion battery and battery pack simplify installation procedure in the state of actual use, and auxiliary needed for reducing installation improves survey
Try efficiency.
Detailed description of the invention
Fig. 1 is the structural scheme of mechanism of an embodiment of the present invention；
Fig. 2 is the schematic diagram of the elevating mechanism of the utility model vibration-testing apparatus.
Wherein:
10- lithium ion battery and battery pack Environmental security vibration-testing apparatus；
100- scissor-type lifting mechanism；
The first scissor arms of 111-；
The second scissor arms of 112-；
113- third scissor arms；
The 4th scissor arms of 114-；
The first connecting shaft of 121-；
The second connecting shaft of 122-；
123- third connecting shaft；
124- the fourth connecting shaft；
130- rotary shaft；
131- rotation hand wheel；
140- sliding rail；
141- sliding slot；
142- pulley；
210- top plate；
220- bottom plate；
230- fixes pillar；
300- shaking platform；
400- industrial control computer；
500- lithium ion battery.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, by the following examples, it and ties
Attached drawing is closed, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to solve
The utility model is released, is not used to limit the utility model.
It is herein component institute serialization number itself, such as " first ", " second " etc., is only used for distinguishing described object,
Without any sequence or art-recognized meanings.And " connection ", " connection " described in the application, unless otherwise instructed, include directly and
It is indirectly connected with (connection).In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear",
The orientation or position of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " clockwise ", " counterclockwise "
Setting relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
Referring to Fig. 1, the utility model provides a kind of lithium ion battery and battery pack Environmental security vibration-testing apparatus 10, should
Lithium ion battery and battery pack Environmental security vibration-testing apparatus 10 are mainly used for vibrating lithium ion battery and battery pack
Test.Certainly, the lithium ion battery and battery pack Environmental security vibration-testing apparatus 10 can also store other types battery, such as lead
Battery etc. carries out vibration-testing.The utility model by setting clamp system, can Quick-clamped battery to be tested, simplify
Installation procedure, auxiliary needed for reducing installation, improves the efficiency of test.
In one embodiment, lithium ion battery and battery pack Environmental security vibration-testing apparatus 10 include scissor-type liter
Descending mechanism 100, top plate 210, bottom plate 220, fixed pillar 230, shaking platform 400 and industrial control computer 500.Wherein, work
Industry control computer 500 can produce oscillation control signal and pass to shaking platform 400；One end of fixed pillar 230 and vibration
Moving platform 400 is fixedly connected, and the other end is fixedly connected with top plate 210；One end of scissor-type lifting mechanism 100 and top plate 210 are solid
Fixed connection, the other end are fixedly connected with bottom plate 220；An installation region is formed between bottom plate 220 and shaking platform 400.
Before carrying out vibration-testing, lithium ion battery 500 to be measured is placed in the installation region, scissor-type is then moved
Elevating mechanism 100, to keep bottom plate 220 mobile towards shaking platform 400, after moving a certain distance, bottom plate 220 touch lithium from
Sub- battery 500, and apply a certain size clamping force to lithium ion battery 500, so that lithium ion battery 500 is fixed on shaking platform
On 400.After lithium ion battery 500 is installed, industrial control computer 500 issues oscillation control signal, passes through data line etc.
Oscillation control signal is passed to shaking platform 400 by data transfer mode.After shaking platform receives oscillation control signal, produce
Raw corresponding vibration, to simulate the vibration suffered in practical application of lithium ion battery 500.
Fig. 1 and Fig. 2 are please referred to, in one embodiment, scissor-type lifting mechanism 100 is second level fork type elevator
Structure.In the present embodiment, scissor-type lifting mechanism 100 includes scissor arms, connecting shaft, sliding rail, and 140 and rotary shaft 130,
In, scissor arms are divided into two groups, and every group of scissor arms include the first scissor arms 111, the second scissor arms 112,113 and of third scissor arms again
4th scissor arms 114；Connecting shaft includes the first connecting shaft 121, the second connecting shaft 122, third connecting shaft 123 and the fourth connecting shaft
124；The quantity of sliding rail 140 is four, and the quantity of rotary shaft 130 is one.Sliding slot 141 is provided on sliding rail 140,
One end of scissor arms is provided with pulley 142, and pulley 142 is slidably disposed in the sliding slot 141 on sliding rail 140；The
One scissor arms 111 one end and the 4th scissor arms 114 far from pulley 142 are equipped with mounting hole far from one end of pulley 142, and two are cut
Yoke, which passes through the third connecting shaft 123 being arranged in mounting hole, can be rotationally connected；Likewise, the second scissor arms 112
It can be rotationally connected with third scissor arms 113 by the second connecting shaft 122；The middle position of scissor arms be provided with to
The mounting hole of connecting shaft is installed, the first scissor arms 111 and the second scissor arms 112 in mounting hole by being arranged the first connecting shaft
121 can be rotationally connected；Likewise, third scissor arms 113 and the 4th scissor arms 114 can by the fourth connecting shaft 124
It is pivotally connected together.By changing the distance between the second connecting shaft 122 and third connecting shaft 123, scissor arms can be made to produce
Raw corresponding movement；Since one end of scissor-type lifting mechanism 100 is fixedly connected with top plate 210, can not move, so its is another
End generates displacement, drives bottom plate 220 mobile.
It should be understood that scissor-type lifting mechanism 100 is also possible to one or more levels scissor-type lifting mechanism.Due to scissor
The series of formula elevating mechanism 100 is different, correspondingly, its scissor arms, the connection number of axle are all different, moving range is also different, can
To be suitable for the vibration-testing of different size lithium ion batteries 500.
In one embodiment, one end of rotary shaft 130 is provided with rotation hand wheel 131, in rotary shaft 130 far from rotation
One end of handwheel 131 is provided with screw thread；Meanwhile 122 middle position of the second connecting shaft is provided with threaded hole.Rotary shaft 130 passes through
Screw thread screws in one end in the threaded hole in the second connecting shaft 122, and through-hole, rotary shaft 130 are provided in third connecting shaft 123
Through-hole in third connecting shaft 123.Rotary shaft 130 is equipped with to limit connecting shaft along 130 axial displacement of rotary shaft
Locating part.Optionally, locating part is circlip, the annular groove there are two settings in rotary shaft 130, is provided with circlip in each annular groove,
Under the action of two circlips, the displacement axial along rotary shaft 130 of third connecting shaft 123 can be limited.At this point, rotation rotation
Handwheel 131 drives rotary shaft 130 to rotate, due to the effect of screw thread, so that axial direction of second connecting shaft 122 along rotary shaft 130
It moves；Again because third connecting shaft 123 can not be along the axially displaced of rotary shaft 130, so that the second connecting shaft 122 and the
The distance between three connecting shafts 123 generate variation, and then drive scissor-type lifting mechanism 100.After moving to certain position, due to
The self-locking property of screw thread, it is ensured that the relative position of rotary shaft 130, the second connecting shaft 122 and third connecting shaft 123 is kept not
Become, realizes the lasting clamping to lithium ion battery 500.
In one embodiment, threaded hole can also be opened in third connecting shaft 123, while be adjusted in rotary shaft 130
Screw thread position, and through-hole is set in the second connecting shaft 122, passes through rotary shaft 130 logical in second connecting shaft 122
Hole.Rotary shaft 130 is equipped with to limit connecting shaft along the locating part of 130 axial displacement of rotary shaft.Optionally, locating part is card
Spring, and pass through screw thread using the displacement of circlip the second connecting shaft 122 of limitation, between third connecting shaft 123 and rotary shaft 130 and connect
It connects.At this point, rotation rotation hand wheel 131, drives rotary shaft 130 to rotate, due to the effect of screw thread, so that 123 edge of third connecting shaft
The axial direction of rotary shaft 130 move, and the second connecting shaft 122 is due to the limitation of circlip, can not be in the axial direction of rotary shaft 130
It is subjected to displacement, so that the distance between the second connecting shaft 122 and third connecting shaft 123 generate variation, and then drives scissor-type liter
Descending mechanism 100.After moving to certain position, due to the self-locking property of screw thread, it is ensured that rotary shaft 130, the second connecting shaft 122
It is remained unchanged with the relative position of third connecting shaft 123, realizes the lasting clamping to lithium ion battery 500.
It should be understood that locating part can be circlip, it can also be the conventional attachments such as buckle, rivet, make connecting shaft can not
It is moved along the axial direction of rotary shaft 130.Second connecting shaft 122 and third connecting shaft 123 can be optical axis, through-hole or screw thread
Hole is directly arranged on axle body；Second connecting shaft 122 and third connecting shaft 123 are also possible to multi-diameter shaft or special-shaped axis, are needing to open
If the diameter of axle at through-hole or threaded hole is greater than the diameter of axle of remaining shaft part.
Preferably, it is also provided with frosted decorative pattern on the rotation hand wheel 131 in above-described embodiment, it can be convenient and strength-saving
Ground rotates rotary shaft 130.It should be understood that the skin-friction force of rotation hand wheel 131 can also be increased by other means, such as
The lines of other shapes is processed on rotation hand wheel 131, or sticks one layer of non-slippery substance, such as rubber on it.
In one embodiment, sliding rail 140 can be the angle steel with sliding slot 141, and angle steel does not have sliding slot 141
Another side is provided with through-hole, is provided with threaded hole on top plate 210 and bottom plate 220, and angle steel is fixed on top plate by bolt
210 and bottom plate 220 on, the pulley 142 in scissor arms is set in the sliding slot 141 of sliding rail 140.Due to sliding rail 140 with
Scissor-type lifting mechanism 100 is slidably connected, and when the scissor arms of scissor-type lifting mechanism 100 occur mobile, can be passed through
Sliding rail 140 drives bottom plate 220 mobile.
It should be understood that sliding rail 140 is also possible to other devices that can install pulley 142, it is such as equipped with T-slot
The devices such as mounting plate.Likewise, the connection type between sliding rail 140 and top plate 210, bottom plate 220 is also possible to screw thread
The modes such as connection, welding, riveting or clamping, as long as it can connect sliding rail 140 and top plate 210 and bottom plate 220 are fixed
It is connected together.
In one embodiment, the lower section of bottom plate 220 is provided with one layer of flexible material.Due to lithium ion battery 500 by
When to biggish power, it is most likely that situations such as spontaneous combustion is even exploded occurs.Lithium ion is compressed in mobile scissor-type lifting mechanism 100
It is very fast to the rate of pressure change of lithium ion battery 500 because 220 plate face of bottom plate is a rigid plane when battery 500, hold
Easily lithium ion battery 500 is caused to damage, both compromised the personal safety of operator, lithium ion battery 500 can not be simulated
True environment.It is provided with flexible material below bottom plate 220, scissor-type lifting mechanism 100 can be displaced and to lithium ion
The rigid shock that battery 500 generates becomes soft impulse, plays protection lithium ion battery 500, simulates its true use environment
Effect.
Preferably, above-mentioned flexible material can be rubber, which is the scrotiform that side is equipped with opening, directly coat
On bottom plate 220, it is fixed together using the elasticity of rubber itself with bottom plate 220.It should be understood that above-mentioned flexible material can also
To be the materials such as sponge, foam.
In one embodiment, fixed pillar 230 be it is multiple, one end is fixedly connected with shaking platform 400, the other end
It is fixedly connected with top plate 210.When installing lithium ion battery 500, since fixed 230 both ends of pillar are to be fixedly connected, and vibrate
Platform 400, which is set on ground, to be moved, and one end that scissor-type mobile mechanism 100 connect with top plate 210 will not move,
One end of connecting bottom board 220 drives bottom plate 220 to, clamping lithium ion battery 500 mobile close to the direction of shaking platform 400.It can
With understanding, multiple in the utility model refer to two and more than two.
Specifically, the quantity of fixed pillar 230 is four, one end of every fixed pillar 230 in one embodiment
It is in axial direction provided with external screw thread, the other end is in axial direction provided with internal screw thread；Correspondingly, offering four on top plate 210
A threaded hole, the threaded hole is in distributed rectangular on top plate 210；Stepped hole there are four being set on shaking platform 400, stepped hole
It is divided into macropore and aperture, macropore diameter is greater than the diameter of fixed pillar 230, and small aperture is greater than the internal screw thread of fixed pillar 230
Major diameter, less than the diameter of fixed pillar 230.It, will when assembling lithium ion battery and battery pack Environmental security vibration-testing apparatus 10
It is screwed in the threaded hole that pre-production is good on top plate 210 with fixed pillar 230 with externally threaded one end, four fixed pillars
After 230 screw completion, fixed pillar 230 is put into the stepped hole of shaking platform 400, reusing bolt later will fix
Pillar 230 and shaking platform 400 are fixed together.
It should be understood that the quantity of fixed pillar 230 can be carried out according to the size of shaking platform 400 and top plate 210
Adjustment.Meanwhile fixed pillar 230 includes but is not limited to be threadedly coupled with the connection type of top plate 210 or shaking platform 400,
It can be the modes such as welding, riveting or swelling connection.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of lithium ion battery and battery pack Environmental security vibration-testing apparatus characterized by comprising
Industrial control computer, for generating oscillation control signal and passing to shaking platform；
Shaking platform, for receiving oscillation control signal and generating vibration；
Clamp system, for object to be measured to be fixed on the shaking platform, the clamp system includes: fixed pillar, cuts
Fork elevating mechanism, top plate and bottom plate；The fixed pillar is set to above the shaking platform；The top plate is set to described
The fixed one end of pillar far from the shaking platform；The top of the scissor-type lifting mechanism is connect with the top plate；The bottom
Plate is set to the bottom of the scissor-type lifting mechanism.
2. lithium ion battery according to claim 1 and battery pack Environmental security vibration-testing apparatus, which is characterized in that institute
Stating scissor-type lifting mechanism is second level scissor-type lifting mechanism, comprising: two groups of scissor arms, connecting shaft, sliding rail and rotary shaft；
The lower end for the scissor arms being located above is connected with the upper end of underlying scissor arms by two connecting shafts, the rotation
Shaft and two connection axis connections, wherein a connecting shaft can be along the axial movement of the rotary shaft, Ling Yigen
The connecting shaft and the rotary shaft axial restraint.
3. lithium ion battery according to claim 2 and battery pack Environmental security vibration-testing apparatus, which is characterized in that institute
The one end for stating rotary shaft is equipped with rotation hand wheel, and the outer surface of the rotary shaft is provided with screw thread；The rotary shaft passes through the spiral shell
Line is threadedly coupled with the threaded hole of a connecting shaft；Another connecting shaft is equipped with through-hole, the rotary shaft rotation
It is set in the through-hole；Finite place piece is set in the rotary shaft, and the locating part can limit the connecting shaft with respect to institute
State the axial movement of rotary shaft.
4. lithium ion battery according to claim 3 and battery pack Environmental security vibration-testing apparatus, which is characterized in that institute
The screw thread for stating the setting of rotary shaft outer surface is located at close to the rotation hand wheel or far from one end of the rotation hand wheel.
5. lithium ion battery according to claim 3 or 4 and battery pack Environmental security vibration-testing apparatus, feature exist
In being provided with non-slip texture on the rotation hand wheel.
6. lithium ion battery according to claim 3 and battery pack Environmental security vibration-testing apparatus, which is characterized in that institute
Stating locating part is circlip, and the circlip is arranged in pairs in the connecting shaft two sides.
7. lithium ion battery according to claim 2 and battery pack Environmental security vibration-testing apparatus, which is characterized in that institute
State sliding rail be the angle steel with sliding slot, the sliding rail be it is multiple, be respectively fixedly connected in the top plate and the bottom
Plate, the upper end for the scissor arms being located above are slideably positioned in the sliding slot of the sliding rail fixed with the top plate,
The lower end of the underlying scissor arms is slideably positioned in the sliding slot of the sliding rail fixed with the bottom plate.
8. lithium ion battery according to claim 1 and battery pack Environmental security vibration-testing apparatus, which is characterized in that institute
It states and is provided with flexible material on bottom plate lower plane.
9. lithium ion battery according to claim 1 and battery pack Environmental security vibration-testing apparatus, which is characterized in that institute
It states fixed pillar one end to be fixedly connected with shaking platform, the other end is fixedly connected with the top plate.
10. lithium ion battery according to claim 1 and battery pack Environmental security vibration-testing apparatus, which is characterized in that
The industrial control computer generates oscillation control signal, sends the oscillation control signal to the vibration by data line
Platform makes the shaking platform generate vibration.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920119398.9U CN209514011U (en) | 2019-01-22 | 2019-01-22 | Lithium ion battery and battery pack Environmental security vibration-testing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920119398.9U CN209514011U (en) | 2019-01-22 | 2019-01-22 | Lithium ion battery and battery pack Environmental security vibration-testing apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113984312A (en) * | 2021-10-29 | 2022-01-28 | 中国第一汽车股份有限公司 | Safety control method and safety control system for battery vibration test |
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2019
- 2019-01-22 CN CN201920119398.9U patent/CN209514011U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113984312A (en) * | 2021-10-29 | 2022-01-28 | 中国第一汽车股份有限公司 | Safety control method and safety control system for battery vibration test |
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