CN207711847U - Logistic car high-voltage cage and logistic car battery pack - Google Patents
Logistic car high-voltage cage and logistic car battery pack Download PDFInfo
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- CN207711847U CN207711847U CN201820047521.6U CN201820047521U CN207711847U CN 207711847 U CN207711847 U CN 207711847U CN 201820047521 U CN201820047521 U CN 201820047521U CN 207711847 U CN207711847 U CN 207711847U
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- relay
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- pedestal
- preliminary filling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model embodiment is related to new energy field of batteries, in particular to a kind of logistic car high-voltage cage and logistic car battery pack.The logistic car high-voltage cage includes upper cover, pedestal, positive relay, negative relay, main fuse, preliminary filling component, heating component, current sensor and high pressure connection component, positive relay and negative relay are set to pedestal center, heating component is set between positive relay and negative relay, main fuse is set to negative relay side, and preliminary filling component is set to positive relay side；Current sensor is set to pedestal upper right side, and high pressure connection component, main fuse be electrical, positive relay, current sensor, negative relay are electrically connected；Preliminary filling component, heating component and the high pressure connection component are electrically connected, upper cover and pedestal detachable connection.The logistic car high-voltage cage integrated level is high, reduces the occupancy in space.
Description
Technical field
The utility model embodiment is related to new energy field of batteries, in particular to a kind of logistic car high-voltage cage and object
Flow vehicle battery pack.
Background technology
High-voltage cage (Battery Disconnect Unit, BDU) is the important component of logistic car battery pack, for electricity
Pond group carries out charge and discharge.
The existing most integrated level of high-voltage cage is not high, has occupied space larger.
Utility model content
In view of this, the utility model provides a kind of logistic car high-voltage cage and logistic car battery pack, it is existing to improve
High-voltage cage integrated level is not high, the larger problem of occupied space.
To achieve the above object, the utility model embodiment provides a kind of logistic car high-voltage cage, including：Upper cover, pedestal,
Positive relay, negative relay, main fuse, preliminary filling component, heating component, current sensor and high pressure connection component.It is described just
Relay and the negative relay are set to pedestal center, the heating component be set to the pedestal and positioned at it is described just
Between relay and the negative relay, the main fuse is set to the pedestal close to the positive relay and far from described
The position of negative relay side, the preliminary filling component are set to the pedestal close to the positive relay and the main fuse
Position, the current sensor are set to the pedestal close to the position of the negative relay and the preliminary filling resistance.The height
Connection component is pressed to be electrically connected with the main fuse, the main fuse is electrically connected with the positive relay；The high pressure
Connection component is electrically connected with the current sensor, and the current sensor is electrically connected with the negative relay, described pre-
It fills component to be electrically connected with the high pressure connection component, the heating component is electrically connected with the high pressure connection component, described
Upper cover and the pedestal detachable connection.
Optionally, the high pressure connection component includes positive high voltage connector and negative high voltage connector.The positive high voltage connection
Part is electrically connected with the main fuse, and the main fuse is electrically connected with the positive relay, the negative high voltage connector
Be electrically connected with the current sensor, the current sensor is electrically connected with the negative relay, the preliminary filling component with
The positive high voltage connector is electrically connected, and the preliminary filling component is electrically connected with the negative high voltage connector, the heating component
It is electrically connected with the positive high voltage connector, the heating component is electrically connected with the negative high voltage connector.
Optionally, the preliminary filling component includes preliminary filling resistance and preliminary filling relay.The preliminary filling relay is set to described
Pedestal and between the positive relay and the negative relay, the preliminary filling resistance is set to the pedestal close to described pre-
Fill relay and the position far from the positive relay and the negative relay.The preliminary filling resistance and preliminary filling relay electricity
Property connection, the preliminary filling resistance and the positive high voltage connector be electrically connected, and the preliminary filling relay is connected with the negative high voltage
Part is electrically connected.
Optionally, the heating component includes heating fuse and heating relay.The heating relay is set to institute
It states pedestal and between the preliminary filling relay, the positive relay and the negative relay, the heating fuse is arranged
Between the heating relay and the negative relay.The heating fuse and the heating relay are electrically connected, institute
It states heating fuse and the positive high voltage connector is electrically connected, the heating relay and the negative high voltage connector electrically connect
It connects.
Optionally, the upper cover is provided with multiple fasteners, and the pedestal is provided with multiple buckle slots, the fastener with
The quantity of the buckle slot is identical.Each fastener is set to each buckle slot.
Optionally, the pedestal is provided with main fuse mounting groove.The main fuse is set to the main fuse peace
In tankage.
Optionally, the pedestal is provided with electricity piece mounting groove, and the positive relay and the negative relay are set to institute
State electricity piece mounting groove center, the heating component is set to the electricity piece mounting groove and positioned at the positive relay and described
Between negative relay, the preliminary filling component is set to the electricity piece mounting groove close to the positive relay and the main fuse
Position, the current sensor is set to the electricity piece mounting groove close to the position of the negative relay and the preliminary filling resistance
It sets.
Optionally, the pedestal is provided with positive input terminal, positive output end, negative input end and negative output terminal.The positive input
End is located at the pedestal close to the position of the main fuse, and the positive output end is located at the pedestal close to the negative relay
Position, the negative input end is located at the pedestal close to the position of the current sensor, and the negative output terminal is located at described
Pedestal is close to the position of the negative relay and the positive output end.The positive input terminal is electrically connected with the main fuse,
The positive input terminal is electrically connected with the preliminary filling resistance, and the positive input terminal is electrically connected with the heating fuse, described
Negative input end is electrically connected with the current sensor, and the negative input end is electrically connected with the preliminary filling relay, described negative
Input terminal is electrically connected with the heating relay.
The utility model embodiment additionally provides a kind of logistic car battery pack, including battery pack babinet, battery modules and on
State logistic car high-voltage cage.The battery pack box house is cavity, and the battery modules and the logistic car high-voltage cage are set to
The cavity, the battery modules are electrically connected with the logistic car high-voltage cage.
Optionally, the logistic car high-voltage cage includes pedestal.The pedestal is provided with multiple steel bushings, each steel bushing setting
It is fixedly connected in the cavity, and with the Battery case.
The logistic car high-voltage cage and logistic car battery pack that the utility model embodiment is provided, positive relay, negative relay,
Main fuse, preliminary filling component, heating component and current sensor are fixed on pedestal, and are connected by certain connection type and high pressure
Connected components are electrically connected, and are improved the integrated level of logistic car high-voltage cage, are reduced the occupancy in space.
Further, positive relay, negative relay, main fuse, preliminary filling component, heating component and current sensor are independent
Property is strong, easy to repair.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
A kind of structural schematic diagram for logistic car high-voltage cage that Fig. 1 is provided by the utility model embodiment.
A kind of first visual angle schematic diagram of pedestal provided with electricity piece that Fig. 2 is provided by the utility model embodiment.
A kind of exploded perspective view for logistic car high-voltage cage that Fig. 3 is provided by the utility model embodiment.
A kind of second visual angle schematic diagram of pedestal that Fig. 4 is provided by the utility model embodiment.
A kind of structural schematic diagram for logistic car battery pack that Fig. 5 is provided by the utility model embodiment.
Icon：100- logistic car high-voltage cages；200- logistic car battery packs；1- upper covers；2- pedestals；21- main fuses are installed
Slot；211- positive input terminal pre-embedded bolts；212- positive output end pre-embedded bolts；221- negative input end pre-embedded bolts；222- negative outputs
Hold pre-embedded bolt；23- electricity piece mounting grooves；24- steel bushings；25- buckle slots；26- preliminary filling resistance terminal groove mouths；31- main fuses；
32- heats fuse；The positive relays of 41-；42- bears relay；43- heats relay；44- preliminary filling relays；5- current senses
Device；6- preliminary filling resistance；71- positive high voltage connectors；711- positive input terminals；712- positive output ends；72- negative high voltage connectors；721-
Negative input end；722- negative output terminals；8- battery pack babinets.
Specific implementation mode
Further investigation reveals that the existing most integrated level of high-voltage cage is not high, space is occupied larger.
Defect present in the above scheme in the prior art, is that inventor is obtaining after putting into practice and carefully studying
As a result, therefore, what the discovery procedure of the above problem and hereinafter the utility model embodiment were proposed regarding to the issue above
Solution all should be the contribution that inventor makes the utility model during the utility model.
Based on the studies above, the utility model embodiment provides a kind of logistic car high-voltage cage and logistic car battery pack, with
Improve the problem that the most integrated level of existing high-voltage cage is not high, occupied space is larger.
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Usually retouched in attached drawing here
The component of the utility model embodiment stated and shown can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, unless otherwise clearly defined and limited, term " setting ", " connected ", " company
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected；It can be machine
Tool connects, and can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two members
Connection inside part.For the ordinary skill in the art, it can understand that above-mentioned term is new in this practicality with concrete condition
Concrete meaning in type.
Fig. 1 shows a kind of structural schematic diagram for logistic car high-voltage cage 100 that the utility model embodiment is provided, by scheming
As it can be seen that the logistic car high-voltage cage 100 includes upper cover 1, pedestal 2 and multiple electricity pieces, wherein multiple electricity pieces are set to pedestal 2,
2 detachable connection of upper cover 1 and pedestal.
Incorporated by reference to reference Fig. 2, by a kind of structure for pedestal provided with electricity piece that the utility model embodiment provides
Schematic diagram, from Figure 2 it can be seen that electricity piece includes main fuse 31, heating fuse 32, positive relay 41, negative relay 42, heating
Relay 43, preliminary filling relay 44, current sensor 5, preliminary filling resistance 6, positive high voltage connector 71 and negative high voltage connector 72.Its
In, heating fuse 32 and heating relay 43 form heating component, and preliminary filling relay 44 and preliminary filling resistance 6 form preliminary filling group
Part.
Please continue to refer to Fig. 2, as seen from the figure, positive relay 41, negative relay 42 are set to pedestal center, heat relay
43 are set between positive relay 41 and negative relay 42, and heating fuse 32 is set to heating relay 43 and negative relay 42
Between.Main fuse 31 is set to pedestal close to positive relay 41 and far from the side of negative relay 42, from Figure 2 it can be seen that main guarantor
Dangerous silk 31 is set to pedestal and the left positioned at positive relay 41, and preliminary filling relay 44 is set to pedestal and positioned at heating relay
43 top, preliminary filling resistance 6 is set to pedestal and the top positioned at preliminary filling relay 44, current sensor 5 are set to pedestal and lean on
The position of nearly preliminary filling relay 44, preliminary filling resistance 6 and negative relay 42, in the present embodiment, current sensor 5 is set to pedestal
Upper right side.
Please continue to refer to Fig. 2, positive high voltage connector 71 and negative high voltage connector 72 form high pressure connection component.Wherein, bottom
Seat is additionally provided with positive input terminal 711 and positive output end 712, and negative high voltage connector 72 is provided with negative input end 721 and negative output terminal
722.Positive input terminal 711 is located at pedestal close to the position of main fuse 31, and positive output end 712 is located at pedestal close to negative relay 42
Position, negative input end 721 is located at pedestal close to the position of current sensor 5, and negative output terminal 722 is located at pedestal close to negative relay
The position of device 42 and positive output end 712.
Wherein, positive input terminal 711 is electrically connected with main fuse 31, and positive high voltage connector 71 electrically connects with main fuse 31
It connects, main fuse 31 is electrically connected with positive relay 41, it will be understood that positive input terminal 711, positive input terminal 712, positive high voltage connection
Part 71, main fuse 31, positive relay 41 constitute positive circuit, wherein positive circuit trend can be：Positive input terminal 711, main insurance
Silk 31, positive relay 41, positive output end 712.
Similarly, negative input end 721, negative output terminal 722, negative high voltage connector 72, current sensor 5, negative relay are constituted
Negative circuit, wherein negative circuit trend can be：Negative input end 721, current sensor 5, negative relay 42, negative output terminal 722.
Further, heating relay 43 and heating fuse 32 are electrically connected, the both ends of the heating component of the two composition
It is electrically connected, in the present embodiment, heating fuse 32 and positive input terminal 711 with positive input terminal 711 and negative input end 721 respectively
It is electrically connected, heating relay 43 is electrically connected with negative input end 721.
Further, preliminary filling relay 44 and preliminary filling resistance 6 are electrically connected, the both ends difference of the preliminary filling component of the two composition
It is electrically connected with positive input terminal 711 and negative input end 721, in the present embodiment, preliminary filling resistance 6 electrically connects with positive input terminal 711
It connects, preliminary filling relay 44 is electrically connected with negative input end 721.
It is appreciated that positive circuit, negative circuit and external cell module constitute major loop, heating component and preliminary filling component difference
Be parallel in the major loop, being arranged such can make the integrated level of logistic car high-voltage cage high, and independence is strong, can respectively to major loop,
Heating circuit and preliminary filling circuit are closed or are cut off, and positive output end 712 and negative output terminal 722 can be with external cell modules
Interface is electrically connected, to realize the charge and discharge to external battery modules.
Fig. 3 shows a kind of exploded perspective view for logistic car high-voltage cage 100 that the utility model embodiment is provided, by scheming
As it can be seen that each electricity piece is combined by certain machinery, electric connection mode, it can be placed in each peace of the setting of pedestal 2 just
In dress portion, each mounting portion of pedestal 2 will be illustrated below, please refer to Fig. 4, one provided by the utility model embodiment
Second visual angle schematic diagram of kind pedestal.As seen from the figure, pedestal is provided with multiple buckle slots 25, please refers to Fig. 3, and upper cover 1 is set
It is equipped with multiple fasteners, wherein the quantity of fastener is identical as the quantity of buckle slot, and each fastener is set to each buckle slot 25,
To realize that the detachable connection of upper cover 1 and pedestal 2, such setting can meet mechanical stability requirements, it is readily disassembled and repairs.
Please continue to refer to Fig. 4, pedestal is additionally provided with main fuse mounting groove 21, for disposing main fuse.Optionally, bottom
Seat is additionally provided with positive input terminal pre-embedded bolt 211, positive output end pre-embedded bolt 212, negative input end pre-embedded bolt 221 and negative output
Pre-embedded bolt 222 is held, each pre-embedded bolt is for fixing each port, for example, positive input terminal pre-embedded bolt 211 is for consolidating in Fig. 2
Determine positive input terminal 711.
Please continue to refer to Fig. 4, as seen from the figure, pedestal is additionally provided with electricity piece mounting groove 23, for placing each electricity piece,
For example, fuse 32, positive relay 41, negative relay 42, heating relay 43, preliminary filling relay 44 and electricity will be heated in Fig. 2
Flow sensor 5 is set to according to relative position described above in the electricity piece mounting groove 23, so set, increasing each electrical
The structural stability of part also increases the space availability ratio of pedestal.Optionally, pedestal is additionally provided with preliminary filling resistance cross-talk notch
26, for placing the preliminary filling resistance 6 in Fig. 2.
Please continue to refer to Fig. 4, pedestal is additionally provided with multiple steel bushings 24, multiple steel bushings 24 may be implemented logistic car high-voltage cage with
Logistic car battery pack is fixedly connected.
A kind of logistic car battery pack is additionally provided based on this utility model embodiment, referring to Fig. 5, being the utility model
A kind of structural schematic diagram for logistic car battery pack 200 that embodiment is provided, as seen from the figure, which includes
Battery pack babinet 8, battery modules and above-mentioned logistic car high-voltage cage, 8 inside of battery pack babinet is cavity, battery modules and logistic car
High-voltage cage is set to cavity, and battery modules are electrically connected with logistic car high-voltage cage.Optionally, the steel bushing that pedestal is arranged in Fig. 4 is solid
Surely it is connected to the inside of electronic box body 8 in Fig. 5.
Optionally, pedestal and upper cover are integrally formed using nylon, wave fiber composite material plastic mould, intensity height, high temperature resistant,
It is anti-aging, it ensure that the requirement of use environment.
To sum up, the logistic car high-voltage cage and logistic car battery pack that the utility model embodiment provides, have carried out ingeniously structure
Wonderful design so that each electricity piece High Density Integration and pedestal improve the integrated level of entire logistic car high-voltage cage, reduce logistics
Occupancy of the vehicle high-voltage cage to logistic car battery pack space.
Further, each electricity piece independence is strong, easy to repair.
Further, pedestal and upper cover are integrally formed using nylon, wave fiber composite material plastic mould, intensity height, resistance to height
It is warm, anti-aging, it ensure that the requirement of use environment.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of logistic car high-voltage cage, which is characterized in that including：Upper cover, pedestal, positive relay, negative relay, main fuse,
Preliminary filling component, heating component, current sensor and high pressure connection component；
The positive relay and the negative relay are set to the pedestal center, and the heating component is set to the pedestal simultaneously
Between the positive relay and the negative relay；
The main fuse is set to position of the pedestal close to the positive relay and the separate negative relay side；
The preliminary filling component is set to the pedestal close to the position of the positive relay and the main fuse；
The current sensor is set to the pedestal close to the position of the negative relay and the preliminary filling resistance；
The high pressure connection component is electrically connected with the main fuse, and the main fuse electrically connects with the positive relay
It connects；The high pressure connection component is electrically connected with the current sensor, and the current sensor and the negative relay are electrical
Connection；
The preliminary filling component is electrically connected with the high pressure connection component；
The heating component is electrically connected with the high pressure connection component；The upper cover and the pedestal detachable connection.
2. logistic car high-voltage cage according to claim 1, which is characterized in that the high pressure connection component includes that positive high voltage connects
Fitting and negative high voltage connector；
The positive high voltage connector is electrically connected with the main fuse, and the main fuse electrically connects with the positive relay
It connects；
The negative high voltage connector is electrically connected with the current sensor, and the current sensor and the negative relay are electrical
Connection；
The preliminary filling component is electrically connected with the positive high voltage connector, and the preliminary filling component and the negative high voltage connector are electrical
Connection；
The heating component is electrically connected with the positive high voltage connector, and the heating component and the negative high voltage connector are electrical
Connection.
3. logistic car high-voltage cage according to claim 2, which is characterized in that the preliminary filling component includes preliminary filling resistance and pre-
Fill relay；
The preliminary filling relay is set to the pedestal and between the positive relay and the negative relay；
The preliminary filling resistance be set to the pedestal close to the preliminary filling relay and far from the positive relay and it is described it is negative after
The position of electric appliance；
The preliminary filling resistance and the preliminary filling relay are electrically connected；
The preliminary filling resistance and the positive high voltage connector are electrically connected, the preliminary filling relay and negative high voltage connector electricity
Property connection.
4. logistic car high-voltage cage according to claim 2, which is characterized in that the heating component include heating fuse and
Heat relay；
The heating relay is set to the pedestal and is located at the preliminary filling relay, the positive relay and the negative relay
Between device；
The heating fuse is set between the heating relay and the negative relay；
The heating fuse and the heating relay are electrically connected；
The heating fuse and the positive high voltage connector are electrically connected, the heating relay and the negative high voltage connector
It is electrically connected.
5. logistic car high-voltage cage according to claim 1, which is characterized in that the upper cover is provided with multiple fasteners, institute
It states pedestal and is provided with multiple buckle slots；The fastener is identical as the quantity of the buckle slot；
Each fastener is set to each buckle slot.
6. logistic car high-voltage cage according to claim 1, which is characterized in that the pedestal is provided with main fuse installation
Slot；
The main fuse is set in the main fuse mounting groove.
7. logistic car high-voltage cage according to claim 1, which is characterized in that the pedestal is provided with electricity piece mounting groove；
The positive relay and the negative relay are set to the electricity piece mounting groove center；The heating component is set to institute
State electricity piece mounting groove and between the positive relay and the negative relay；
The preliminary filling component is set to the electricity piece mounting groove close to the position of the positive relay and the main fuse；
The current sensor is set to the electricity piece mounting groove close to the position of the negative relay and the preliminary filling resistance.
8. logistic car high-voltage cage according to claim 2, which is characterized in that the pedestal is provided with positive input terminal, just defeated
Outlet, negative input end and negative output terminal；
The positive input terminal is located at the pedestal close to the position of the main fuse；
The positive output end is located at the pedestal close to the position of the negative relay；
The negative input end is located at the pedestal close to the position of the current sensor；
The negative output terminal is located at the pedestal close to the position of the negative relay and the positive output end；
The positive input terminal is electrically connected with the main fuse, and the positive input terminal is electrically connected with the preliminary filling resistance, institute
Positive input terminal is stated to be electrically connected with the heating fuse；
The negative input end is electrically connected with the current sensor, and the negative input end electrically connects with the preliminary filling relay
It connects, the negative input end is electrically connected with the heating relay.
9. a kind of logistic car battery pack, which is characterized in that including：
Battery pack babinet, battery modules and the claims 1-8 any one of them logistic car high-voltage cages；
The battery pack box house is cavity；
The battery modules and the logistic car high-voltage cage are set to the cavity；
The battery modules are electrically connected with the logistic car high-voltage cage.
10. logistic car battery pack according to claim 9, which is characterized in that the logistic car high-voltage cage includes pedestal, institute
It states pedestal and is provided with multiple steel bushings；
Each steel bushing is set to the cavity, and is fixedly connected with the Battery case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820047521.6U CN207711847U (en) | 2018-01-11 | 2018-01-11 | Logistic car high-voltage cage and logistic car battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820047521.6U CN207711847U (en) | 2018-01-11 | 2018-01-11 | Logistic car high-voltage cage and logistic car battery pack |
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| Publication Number | Publication Date |
|---|---|
| CN207711847U true CN207711847U (en) | 2018-08-10 |
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ID=63051536
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| CN201820047521.6U Active CN207711847U (en) | 2018-01-11 | 2018-01-11 | Logistic car high-voltage cage and logistic car battery pack |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108162788A (en) * | 2018-01-11 | 2018-06-15 | 华霆（合肥）动力技术有限公司 | Logistic car high-voltage cage and logistic car battery pack |
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2018
- 2018-01-11 CN CN201820047521.6U patent/CN207711847U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108162788A (en) * | 2018-01-11 | 2018-06-15 | 华霆（合肥）动力技术有限公司 | Logistic car high-voltage cage and logistic car battery pack |
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