CN205846074U - A kind of battery case - Google Patents
A kind of battery case Download PDFInfo
- Publication number
- CN205846074U CN205846074U CN201620834121.0U CN201620834121U CN205846074U CN 205846074 U CN205846074 U CN 205846074U CN 201620834121 U CN201620834121 U CN 201620834121U CN 205846074 U CN205846074 U CN 205846074U
- Authority
- CN
- China
- Prior art keywords
- battery case
- casing
- battery
- air inlet
- described casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009423 ventilation Methods 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 238000009413 insulation Methods 0.000 claims description 26
- 239000005439 thermosphere Substances 0.000 claims description 2
- 238000010009 beating Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 5
- 239000003677 Sheet moulding compound Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 239000011152 fibreglass Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 229910052752 metalloid Inorganic materials 0.000 description 1
- 150000002738 metalloids Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Hybrid Cells (AREA)
Abstract
This utility model relates to a kind of battery case.The battery case that this utility model embodiment provides is used for accommodating battery, described battery case includes the casing for accommodating described battery, offer connection box house and the ventilation mouth of external environment on described casing, at described ventilation mouth, be provided with opening or closing the sealing member of described ventilation mouth.The casing of the battery case that this utility model embodiment provides offers the ventilation mouth of connection box house and external environment, described ventilation mouth is provided with sealing member, by closing described sealing member so that the air of air and the external environment of described box house cannot free flow, thus ensured the temperature constant of box house, it is capable of convenient ventilation by opening described sealing member.
Description
Technical field
This utility model relates to electric automobiles, in particular to a kind of battery case being applicable to electric motor car.
Background technology
Electric motor car is divided into the motorized motions car of pure motorized motions car and hybrid power, again due to the motorized motions of hybrid power
The manufacturing cost of car is higher, thus the most the more commonly used for pure motorized motions car.Existing pure motorized motions car
Power source is the electrokinetic cell being arranged in battery case, when a battery requires charging, can be taken off by battery case, be placed on from car
Carry out on charging rack concentrating charging, reconnect in carriage return after charging complete.When charging the battery, battery case is typically placed at electronic
Near machine, motor is in operation in the heat produced will be directly entered battery case and makes the battery temperature in battery case raise,
Thus affect discharge effect and the service life of battery.And when ambient temperature is relatively low, the temperature of battery is the most relatively low.Battery is low
The lower efficiency for charge-discharge of temperature is the lowest, and during set of cells 0 DEG C, discharging efficiency only has about 70% under room temperature, and set of cells is at 0 DEG C
The following is and forbid charging.At present, in order to solve this problem, people generally arrange heating system in battery case, but heat
System structure is more complicated, manufacturing cost is high.Additionally, when ambient temperature is higher, the setting of heating system seems many rather
Remaining.
Utility model content
In view of this, the purpose of this utility model embodiment is to provide a kind of battery case, and described battery case can ensure
The temperature constant of box house, thus improve the problems referred to above.
Battery case described in the battery case that this utility model embodiment provides includes the casing for accommodating described battery, described
Casing offers the ventilation mouth of connection box house and external environment, be provided with at described ventilation mouth opening or closing described in change
The sealing member of QI KOU.
Further, described ventilation mouth includes at least one air inlet and at least one gas outlet, described air inlet and going out
QI KOU is respectively arranged with described sealing member.
Further, described ventilation mouth includes an air inlet and a gas outlet.
Further, described battery case also includes that admission line, described sealing member include that intake valve, described admission line set
Being placed in described air inlet and extend to the outside of described casing, described intake valve is arranged at described admission line and is positioned at described case
The outside of body.
Further, described intake valve is breather cheek valve.
Further, described battery case the most also includes that outlet pipe, described sealing member also include air outlet valve, described escape pipe
Road is arranged at described gas outlet and extends to the outside of described casing, and described air outlet valve is arranged at described outlet pipe and is positioned at institute
State the outside of casing.
Further, described casing be internally provided with thermal insulation layer, described thermal insulation layer forms the inner chamber of described casing to hold
Receiving described battery, described thermal insulation layer offers the first through hole connected with described air inlet, and connect with described gas outlet
Second through hole, described admission line extends to the outside of described casing, described escape pipe through described first through hole and air inlet
Road extends to the outside of described casing through described second through hole and gas outlet.
Further, described thermal insulation layer fits in the inwall of described casing.
Further, described air inlet and gas outlet are opened in the same sidewall of described casing.
Further, described casing is further opened with the first opening connecting box house with external environment, and described thermal insulation layer is also
Offer and the second opening of described first open communication.
The battery case that this utility model embodiment provides offers the ventilation mouth of connection box house and external environment, described in change
QI KOU is provided with sealing member, by closing described sealing member so that the air of described box house and the air of external environment without
Method free flow, thus ensured the temperature constant of box house, it is capable of convenient ventilation by opening described sealing member.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, will use required in embodiment below
Accompanying drawing be briefly described.Should be appreciated that the following drawings illustrate only some embodiment of the present utility model, the most should be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used
To obtain other relevant accompanying drawings according to these accompanying drawings.
The structure chart of a kind of battery case that Fig. 1 provides for the present embodiment.
The structure chart of the another kind of battery case that Fig. 2 provides for the present embodiment.
The structure chart of a kind of casing that Fig. 3 provides for this utility model embodiment.
The profile of a kind of battery case that Fig. 4 provides for the present embodiment.
The profile of a kind of thermal insulation layer that Fig. 5 provides for the present embodiment.
The profile of the another kind of battery case that Fig. 6 provides for the present embodiment.
Title corresponding to each reference is as follows:
100-casing, 110-takes a breath mouth, 111-air inlet, 112-gas outlet, 120-the first opening；
200-sealing member, 210-intake valve, 220-air outlet valve；
300-admission line；
400-outlet pipe；
500-thermal insulation layer, 510-the first through hole, 520-the second through hole, 530-the second opening.
Detailed description of the invention
Below in conjunction with accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out clearly
Chu, it is fully described by.Obviously, described embodiment is only a part of embodiment of this utility model rather than whole realities
Execute example.Generally can be next with various different configurations with the assembly of this utility model embodiment illustrated described in accompanying drawing herein
Arrange and design.Therefore, below the detailed description of the embodiment of the present utility model provided in the accompanying drawings is not intended to limit
Claimed scope of the present utility model, but it is merely representative of selected embodiment of the present utility model.Based on this utility model
Embodiment, the every other embodiment that those skilled in the art are obtained on the premise of not making creative work, all
Belong to the scope of this utility model protection.
It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.
Referring to Fig. 1, this utility model embodiment provides a kind of battery case, and described battery case is used for accommodating battery.Institute
State battery case and include that casing 100, described casing 100 offer the internal ventilation mouth 110 with external environment of connection casing 100, described
It is provided with opening or closing the sealing member 200 of described ventilation mouth at ventilation mouth 110.
It should be noted that described ventilation mouth 110 can be one it can also be provided that two or more.Alternatively, institute
State ventilation mouth 110 include one, when described ventilation mouth 110 includes one, described ventilation mouth 110 be both used for giving vent to anger be also used for into
Gas.Referring to Fig. 2, described ventilation mouth can also include at least one air inlet 111 and a gas outlet 112.In the present embodiment,
Described ventilation mouth 110 includes an air inlet 111 and a gas outlet 112.Alternatively, described air inlet 111 and gas outlet 112
It is positioned at the same sidewall of described casing 100.
Alternatively, described casing 100 is rectangular box, can also be that the shapes such as trapezoidal casing 100 are suitable for for longitudinal section
Casing 100.Referring to Fig. 3, in the present embodiment, described casing 100 is rectangular box.Described casing 100 is further opened with first
Opening 120.In the present embodiment, described first opening 120 is positioned at towards offering described air inlet 111 and the one of gas outlet 112
Another sidewall of sidewall.When the battery of the inner containment of described casing 100 needs charging, charge cable is opened through described first
Mouth 120 is connected to the charging inlet of described battery, can be charged for described battery.
In the present embodiment, the founding materials of described casing 100 can be novel metalloid glass fiber reinforced plastics composite material.Such as,
Described casing 100 can be fiberglass SMC (Sheet Molding Compound) composite.Fiberglass SMC composite
Manufacture material as current state-of-the-art shell, for other materials, have that electrical insulating property is good, resistance to chemical attack,
The premium properties such as high-strength light, anti-fatigue performance are good, thermal conductivity is low and UV resistant ageing resistace is excellent.
Referring to Fig. 4, in the present embodiment, described battery case also includes admission line 300.Alternatively, described admission line
300 is straight tube.Described admission line 300 is arranged at the air inlet 111 shown in Fig. 3, and extend to the outside of described casing 100 with
Connect inside and the external environment of described casing 100.In the present embodiment, the sealing member 200 shown in Fig. 1 includes intake valve 210.Described
Intake valve 210 is arranged at described admission line 300 and is positioned at the outside of described casing 100.Alternatively, described intake valve 210 is
Breather cheek valve.The gas outlet of described breather cheek valve is towards the inside of described casing 100.
In the present embodiment, described battery case also includes outlet pipe 400, and alternatively, described outlet pipe 400 is straight tube.
Described outlet pipe 400 is arranged at the gas outlet 112 shown in Fig. 3, and extends to the outside of described casing 100 to connect described case
The inside of body 100 and external environment.In the present embodiment, the sealing member 200 shown in Fig. 1 includes air outlet valve 220.Described air outlet valve 220
It is arranged at described outlet pipe 400 and is positioned at the outside of described casing 100.
When the battery accommodated in the battery case described in the present embodiment needs charging, charge cable is opened through described first
Mouth 120 is connected to the charging inlet of described battery, can be charged for described battery.Hereafter, described intake valve 210 He is opened
The air circulation of air outlet valve 220, the air within described casing 100 and external environment is changed so that the air of external environment passes through institute
State intake valve 210 and enter the inside of described casing 100, and the air of the inside of described casing 100 is by described air outlet valve 220 row
Go out to external environment, and then adjust the temperature within described casing 100.After the battery charging complete accommodated in described battery case,
Close described intake valve 210 and air outlet valve 220 can ensure that the air of the air within described casing 100 and external environment cannot be certainly
By circulating, it is to avoid high temperature air or Cryogenic air outside casing 100 enter casing, thus have ensured the internal temperature of casing 100
It is suitable and constant to spend.
Additionally, the density of hot-air is less than the density of cold air.In consideration of it, in order to strengthen the sky within described casing 100
The air circulation of gas and external environment is changed speed and ensures that the air within described casing 100 can with the air of external environment more
Changing thoroughly, alternatively, described air inlet 111 is opened in the lower section of described gas outlet 112.
It should be noted that in the present embodiment, be contained in the battery charging of described casing 100 complete after, described first
Lid is also set a sealing lid (not shown) by the position of opening 120, and described sealing lid is positioned at the outside of described casing 100,
To reach the purpose of airtight described casing 100.
Referring to Fig. 5, on the basis of the above, the battery case described in the present embodiment can also have other to arrange.Alternatively, institute
State battery case and also include thermal insulation layer 500.In the present embodiment, described thermal insulation layer 500 is arranged at inside and the formation of described casing 100
The inner chamber of described casing 100 is to accommodate described battery.
Alternatively, described thermal insulation layer 500 forms a rectangular inner cavity.In the present embodiment, described thermal insulation layer 500 offers first
Through hole 510 and the second through hole 520.Described first through hole 510 and the second through hole 520 are positioned at the same sidewall of described thermal insulation layer 500.
Additionally, described thermal insulation layer 500 is further opened with the second opening 530.In the present embodiment, described second opening 530 is positioned at towards offering
There is another sidewall of a sidewall of described first through hole 510 and the second through hole 520.
In the present embodiment, the material of described thermal insulation layer 500 can be in case rotating jet flow material, rock wool, even through place
The agricultural crop straw managed, the utilizable rubbish that there is heat insulating ability and carry out harmless treatment, and by foaming etc.
The hollow material etc. that technological means produces.The heat insulating effect of this type of material is preferable, and has fire protection flame retarding, deformation coefficient
Little, aging resistance, stable performance, eco-environmental prote are good, heat-insulation layer intensity height, length in service life, difficulty of construction are little and engineering cost
The advantage such as relatively low.Additionally, the raw material sources of this type of material is extensive, energy consumption is low, eco-environmental prote is good.
Refer to Fig. 6, described thermal insulation layer 500 is installed on the inside of described casing 100, and described thermal insulation layer 500 is formed
Rectangular inner cavity matches with described casing 100.Additionally, in the present embodiment, described thermal insulation layer 500 fits in described casing 100
Inwall.Alternatively, described thermal insulation layer 500 can also and the inwall of described casing 100 form certain interval, and then described every
A clearance space is formed between thermosphere 500 and described casing 100.Further, the inside of described clearance space can be processed into
Vacuum state, to strengthen heat-insulating property.
In the present embodiment, after described thermal insulation layer 500 is installed on described casing 100, the air inlet 111 shown in Fig. 3 and Fig. 5 institute
The first through hole 510 shown connects, and the gas outlet 112 shown in Fig. 3 connects with the second through hole 520 shown in Fig. 5, described first opening
120 connect with described second opening 530.Described admission line 300 extends to through described air inlet 111 and the first through hole 510
The outside of described casing 100, described outlet pipe 400 extends to described casing through described second through hole 520 and gas outlet 112
The outside of 100.In the present embodiment, described intake valve 210 is arranged at described admission line 300 and is positioned at outside described casing 100
The gas outlet of portion and described intake valve 210 is towards the inside of described casing 100, and described air outlet valve 220 is arranged at described escape pipe
Road 400 and be positioned at the outside of described casing 100.It should be noted that imitate to increase the insulation of described battery case as much as possible
Really, the installation site of described intake valve 210 and air outlet valve 220 can be close proximity to described casing 100 on the basis of convenient to operate
Sidewall.
When the battery accommodated in battery case described in the present embodiment needs charging, by charge cable through described first opening
120 and second opening 530 be connected to the charging inlet of described battery, can be charged for described battery.Hereafter, described in opening
The air circulation of intake valve 210 and air outlet valve 220, the air within described casing 100 and external environment is changed so that external environment
Air enters the inside of described casing 100 by described intake valve 210, and the air of the inside of described casing 100 is by described
Air outlet valve 220 is discharged to external environment, and then adjusts the temperature within described casing 100.The battery accommodated in described battery case fills
After electricity completes, close described intake valve 210 and air outlet valve 220 can ensure the air within described casing 100 and external environment
Air cannot free flow, thus ensured the proper temperature within casing 100 and constant.Further, since thermal insulation layer 500
Arrange, the temperature constant within casing 100 can be kept further, without changing because of extraneous variations in temperature.So that it is guaranteed that
The normal use of the battery that described box house accommodates, improves the charge and discharge efficiency of battery, also improves the use longevity of battery
Life.
In sum, it is internal and external environment that the battery case that this utility model embodiment provides offers connection casing 100
Ventilation mouth, described ventilation mouth 110 is provided with sealing member 200, by closing described sealing member 200 so that described casing 100
The air of internal air and external environment cannot free flow, thus ensured temperature constant casing 100 within, by unlatching
Described sealing member 200 is capable of convenient ventilation.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " sets
Put ", should be interpreted broadly " installation ", " connection ", connect for example, it may be fixing, it is also possible to be to removably connect, or integratedly
Connect.Can be to be mechanically connected, it is also possible to be electrical connection.Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Language concrete meaning in this utility model.
In description of the present utility model, it should be noted that term " on ", D score, " interior ", the orientation of the instruction such as " outward "
Or position relationship is based on orientation shown in the drawings or position relationship, or usually put when this utility model product uses
Orientation or position relationship, be for only for ease of and describe this utility model and simplify description rather than instruction or the dress of hint indication
Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this utility model
Restriction.Describe additionally, term " first ", " second " etc. are only used for distinguishing, and it is not intended that indicate or imply relatively important
Property.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this
For the technical staff in field, this utility model can have various modifications and variations.All in spirit of the present utility model and principle
Within, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (10)
1. a battery case, is used for accommodating battery, it is characterised in that described battery case includes the case for accommodating described battery
Body, described casing offers the ventilation mouth of connection box house and external environment, is provided with beating opens or closes at described ventilation mouth
Close the sealing member of described ventilation mouth.
Battery case the most according to claim 1, it is characterised in that described ventilation mouth includes at least one air inlet and at least
One gas outlet, described air inlet and gas outlet are respectively arranged with described sealing member.
Battery case the most according to claim 2, it is characterised in that described ventilation mouth include an air inlet and one give vent to anger
Mouthful.
Battery case the most according to claim 3, it is characterised in that described battery case also includes admission line, described sealing
Part includes that intake valve, described admission line are arranged at described air inlet and extend to the outside of described casing, and described intake valve sets
It is placed in described admission line and is positioned at the outside of described casing.
Battery case the most according to claim 4, it is characterised in that described intake valve is breather cheek valve.
Battery case the most according to claim 4, it is characterised in that described battery case also includes outlet pipe, described sealing
Part also includes that air outlet valve, described outlet pipe are arranged at described gas outlet and extend to the outside of described casing, described air outlet valve
It is arranged at described outlet pipe and is positioned at the outside of described casing.
Battery case the most according to claim 6, it is characterised in that described casing be internally provided with thermal insulation layer, described every
Thermosphere forms the inner chamber of described casing to accommodate described battery, and described thermal insulation layer offers first connected with described air inlet and leads to
Hole, and the second through hole connected with described gas outlet, described admission line extends to through described first through hole and air inlet
The outside of described casing, described outlet pipe extends to the outside of described casing through described second through hole and gas outlet.
Battery case the most according to claim 7, it is characterised in that described thermal insulation layer fits in the inwall of described casing.
Battery case the most according to claim 8, it is characterised in that described air inlet and gas outlet are opened in described casing
Same sidewall.
Battery case the most according to claim 9, it is characterised in that described casing is further opened with connecting box house with outer
First opening of environment, described thermal insulation layer is further opened with the second opening connected with described first through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620834121.0U CN205846074U (en) | 2016-08-03 | 2016-08-03 | A kind of battery case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620834121.0U CN205846074U (en) | 2016-08-03 | 2016-08-03 | A kind of battery case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205846074U true CN205846074U (en) | 2016-12-28 |
Family
ID=57617399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620834121.0U Expired - Fee Related CN205846074U (en) | 2016-08-03 | 2016-08-03 | A kind of battery case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205846074U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107180934A (en) * | 2017-04-07 | 2017-09-19 | 中国电力科学研究院 | A kind of battery thermal runaway protector and preparation method thereof and mould |
| CN108096986A (en) * | 2018-01-05 | 2018-06-01 | 老肯医疗科技股份有限公司 | Haze processing unit |
| CN113428486A (en) * | 2021-06-01 | 2021-09-24 | 江苏美瑞嘉包装有限公司 | Preparation method of moisture-proof box |
-
2016
- 2016-08-03 CN CN201620834121.0U patent/CN205846074U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107180934A (en) * | 2017-04-07 | 2017-09-19 | 中国电力科学研究院 | A kind of battery thermal runaway protector and preparation method thereof and mould |
| CN107180934B (en) * | 2017-04-07 | 2021-09-03 | 中国电力科学研究院 | Battery thermal runaway protector and preparation method and mold thereof |
| CN108096986A (en) * | 2018-01-05 | 2018-06-01 | 老肯医疗科技股份有限公司 | Haze processing unit |
| CN113428486A (en) * | 2021-06-01 | 2021-09-24 | 江苏美瑞嘉包装有限公司 | Preparation method of moisture-proof box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 230000 Anhui Hefei economic and Technological Development Zone, Xin Xin Road, No. 62 power battery factory Patentee after: Huating (Hefei) Power Technology Co.,Ltd. Address before: 230000 No. 26, No. 5, Tsing Luen Road, Hefei economic and Technological Development Zone, Anhui Patentee before: Huating (Hefei) Power Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 |