CN203910895U - Battery module and wiring assembly thereof - Google Patents
Battery module and wiring assembly thereof Download PDFInfo
- Publication number
- CN203910895U CN203910895U CN201420144953.0U CN201420144953U CN203910895U CN 203910895 U CN203910895 U CN 203910895U CN 201420144953 U CN201420144953 U CN 201420144953U CN 203910895 U CN203910895 U CN 203910895U
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- China
- Prior art keywords
- battery modules
- connector
- connector assembly
- conductive pole
- wire harness
- 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 - Lifetime
Links
- 239000004020 conductor Substances 0.000 claims abstract description 30
- 239000011449 brick Substances 0.000 claims description 40
- 230000002787 reinforcement Effects 0.000 claims description 8
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 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
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a battery module and a wiring assembly thereof. The wiring assembly of the battery module comprises a battery module connecting assembly and a wiring harness connecting assembly, wherein the battery module connecting assembly comprises a connecting plate connected with a battery pack and a conductive pole arranged on the connecting plate; the wiring harness connecting assembly is connected with the conductive pole; a conductor capable of being contacted with the conductive pole is arranged in the wiring harness connecting assembly; and the wiring harness connecting assembly is provided with a wiring port allowing a wiring harness to penetrate to be connected with the conductor. According to the wiring assembly of the battery module, the battery module adopting the wiring assembly can reduce mounting operation space and reduce elements in a current loop; and when the wiring assembly is adopted for series connection or parallel connection of a plurality of battery packs, the assembly time for series connection or parallel connection of the battery packs can be shortened, and the assembly efficiency of the battery module can be improved.
Description
Technical field
The utility model relates to technical field of new energies, particularly a kind of connector assembly of battery modules and have the battery modules of the connector assembly of this battery modules.
Background technology
Existing power brick adopts at most when battery modules is connected is circular terminal fitted bolt, plain cushion, bullet pad (or nut, plain cushion, bullet pad), while adopting this mounting means in the limited situation in operating space, easily causes difficulty is installed.Owing to adopting this mounting means conductor and nut (screw rod) need to be installed in advance in battery pack simultaneously, when being connected, battery pack need to use a plurality of elements, increase the complexity of assembling.
Utility model content
The utility model is intended to solve at least to a certain extent one of above-mentioned technical problem of the prior art.For this reason, the object of the utility model first aspect is to propose a kind of connector assembly of battery modules, and this connector assembly can be so that wire harness connects the electrode of power brick.
The object of the utility model second aspect is to propose a kind of battery modules with the connector assembly of this battery modules.
Connector assembly according to the battery modules of the utility model first aspect, comprising: battery modules connector and wire harness connector.Described battery modules connector comprises the connecting plate for being connected with power brick and is located at the conductive pole on described connecting plate; Described wire harness connector is connected with described conductive pole, in described wire harness connector, is provided with the conductor that can contact described conductive pole, and described wire harness connector has for wire harness through the connection jaws to be connected with described conductor.
According to the connector assembly of battery modules of the present utility model, there is battery modules connector and wire harness connector, and wire harness can be realized wire harness and being electrically connected in the middle of power brick through connection jaws and conductor contact.Thus, adopt the electromagnetism module of this connector assembly can reduce the operating space of installing, reduced the element in current circuit.When adopting a plurality of power brick of this connector assembly serial or parallel connection, can shorten the time of power brick serial or parallel connection assembling, can improve the efficiency of assembling of battery module.
In addition, according to the connector assembly of the above-mentioned battery modules of the utility model, can also there is following additional technical characterictic:
Described conductive pole is perpendicular to described connecting plate setting.Thus, be convenient to production and the moulding of battery modules connector, and wire harness connector can be connected with battery modules connector easily.
Described battery modules connector is provided with the reinforcement being connected with described conductive pole with described terminal block respectively.Thus, make conductive pole stably be located on connecting plate, improved the structural strength of battery modules connector, thereby in the moulding of battery modules connector and wire harness connector is arranged in the process of battery modules connector, can avoid conductive pole bending or fracture, thereby having increased useful life of battery modules connector.
Described connecting plate is rectangle, and in the both sides of described conductive pole, is respectively equipped with the spaced apart a plurality of bolt connecting holes of length direction along described connecting plate.Thus, connecting plate and power brick can be bolted, improve the bonding strength of connecting plate and power brick.In addition, by conductive pole both sides, a plurality of bolt connecting holes being all set, can improve further the stability of conductive pole, wire harness can be stably connected on connector assembly, and in the plug process of wire harness connector, make conductive pole keep stable.
Described wire harness connector comprises: body, connecting cylinder and wire barrel.In described body, there is conductor container cavity; Described connecting cylinder is located on described body, and described connecting cylinder is communicated with described conductor container cavity; Described wire barrel is located on described body, and described wire barrel is communicated with described conductor container cavity, and the free end of described wire barrel forms described connection jaws.Thus, be convenient to wire harness and be stably connected with conductor, thereby avoid wire harness to come off under external force, thereby improved the stability that wire harness is connected with power brick, in addition, make the simple in structure of wire harness connector, convenient formation, has improved the shaping efficiency of wire harness connector.
The free end of described connecting cylinder is provided with nut, and described conductive pole is provided with the external thread part suitable with described nut, and described conductive pole and described nut are threaded connection.Thus, wire harness connector and battery modules connector are threaded connection, thereby improved the efficiency of assembling of wire harness connector and battery modules connector, and can adopt instrument will make nut and conductive pole link together, thereby improve the stability that wire harness connector is connected with battery modules connector.
Described external thread part is located in the anchor portion of described conductive pole.Avoid the free end of conductive pole also to need to be connected with nut thread assembling difficulty and the poor problem of efficiency of assembling causing, improve the efficiency that is threaded of wire harness connector and battery modules connector.
The axis of described connecting cylinder is mutually vertical with the axis of described wire barrel.Thus, be convenient to wire harness to insert in wire barrel and be connected with conductor, dwindled wire harness and mixed the space that wire barrel takies, be convenient to connector assembly and be connected with wire harness.
Described body, described connecting cylinder and described wire barrel integrated injection molding form.Thus, be not only convenient to the moulding of wire harness connector, improve the shaping efficiency of wire harness connector, but also can make the insulation of wire harness connector, avoid occurring the phenomenons such as short circuit, improve the fail safe of connector assembly.
Battery modules according to the utility model second aspect, comprising: power brick and connector assembly.Described connector assembly is located in described power brick, and described connector assembly is according to the connector assembly of the battery modules of the utility model first aspect, and the battery modules connector of described connector assembly is electrically connected to the electrode of described power brick.
According to the connector assembly of battery modules of the present utility model, can be used for the serial or parallel connection assembling between a plurality of power brick.This connector assembly comprises battery modules connector and wire harness connector, in the installation process of this connector assembly, first battery modules connector is fixed in power brick, and the nut re-using in wire harness connector is fastened on wire harness connector on battery modules connector.With the bolt connecting hole on the connecting plate of battery modules connector and power brick, fix, reinforcement can increase conductive pole installation and plug intensity, the external thread part on battery modules connector for and wire harness connector on nut carry out fastening.On wire harness connector, have conductor, wire barrel is connected with wire harness.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of connector assembly of the battery modules of an embodiment of the utility model.
Fig. 2 is the schematic diagram of battery modules connector of connector assembly of the battery modules of an embodiment of the utility model.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 is the schematic diagram of wire harness connector of connector assembly of the battery modules of an embodiment of the utility model.
Fig. 5 is the cutaway view of wire harness connector of connector assembly of the battery modules of an embodiment of the utility model.
Fig. 6 is the schematic diagram of the battery modules of an embodiment of the utility model.
Fig. 7 is the local enlarged diagram of the battery modules of an embodiment of the utility model.
Reference numeral:
The connector assembly 100 of battery modules;
Battery modules connector 1; Connecting plate 11; Conductive pole 12; Reinforcement 13; Nut 14; Bolt connecting hole 101; External thread part 121;
Wire harness connector 2; Body 21; Connecting cylinder 22; Wire barrel 23; The axis 221 of connecting cylinder 22; The axis 231 of wire barrel 23; Conductor 201; Connection jaws 202; Conductor container cavity 203;
Power brick 200.
Embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of indications such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " a plurality of " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or be integral; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but contact by the other feature between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under Second Characteristic and tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
Describe with reference to the accompanying drawings the connector assembly of the battery modules of the utility model first aspect embodiment in detail.
As shown in Figures 1 to 5, the connector assembly 100 according to the battery modules of the utility model embodiment, comprising: battery modules connector 1 and wire harness connector 2.
Particularly, battery modules connector 1 comprises the connecting plate 11 for being connected with power brick and is located at the conductive pole 12 on connecting plate 11, and when this connector assembly 100 is arranged in power brick, conductive pole 12 will be electrically connected to the electrode in power brick.Wire harness connector 2 is connected with conductive pole 12, is provided with the conductor 201 that can contact conductive pole 12 in wire harness connector 2, and wire harness connector 2 has for wire harness through the connection jaws 202 to be connected with conductor 201.Thereby by conductor 201, realize through the wire harness of connection jaws 202 and the electrical connection in the middle of conductive pole 12, thereby realize being electrically connected to of wire harness and power brick.
According to the connector assembly of the battery modules of the utility model embodiment, there is battery modules connector 1 and wire harness connector 2, and wire harness contacts with conductor 201 and can realize wire harness and being electrically connected in the middle of power brick through connection jaws 202.Thus, adopt the electromagnetism module of this connector assembly 100 can reduce the operating space of installing, reduced the element in current circuit.When adopting a plurality of power brick of this connector assembly 100 serial or parallel connection, can shorten the time of power brick serial or parallel connection assembling, can improve the efficiency of assembling of battery module.
As shown in Figures 2 and 3, in embodiment more of the present utility model, conductive pole 12 arranges perpendicular to connecting plate 11.Thus, be convenient to production and the moulding of battery modules connector 1, and wire harness connector 2 can be connected with battery modules connector 1 easily.
Further, battery modules connector 1 is provided with the reinforcement 13 being connected with conductive pole 12 with connecting plate 11 respectively.Thus, conductive pole 12 is stably located on connecting plate 11, improved the structural strength of battery modules connector 1, thereby in the moulding of battery modules connector 1 and wire harness connector 2 is arranged in the process of battery modules connector 1, can avoid conductive pole 12 bendings or fracture, thereby having increased useful life of battery modules connector 1.
Advantageously, with reference to Fig. 3, connecting plate 11 is rectangle, and is respectively equipped with the spaced apart a plurality of bolt connecting holes 101 of length direction along connecting plate 11 in the both sides (left side of conductive pole 12 and right side in as Fig. 3) of conductive pole 12.Thus, connecting plate 11 and power brick can be bolted, improve the bonding strength of connecting plate 11 with power brick.In addition, by a plurality of bolt connecting holes 101 being all set in conductive pole 12 both sides, can improve further the stability of conductive pole 12, make wire harness can stably be connected on connector assembly 100, and in the plug process of wire harness connector 2, make conductive pole 12 keep stable.
With reference to Fig. 4 and Fig. 5, in embodiment more of the present utility model, wire harness connector 2 comprises: body 21, connecting cylinder 22 and wire barrel 23.Particularly, in body 21, there is conductor container cavity 203.Connecting cylinder 22 is located on body 21, and connecting cylinder 22 is communicated with conductor container cavity 203.Wire barrel 23 is located on body 21, and wire barrel 23 is communicated with conductor container cavity 203, and the free end of wire barrel 23 forms connection jaws 202.Thus, be convenient to wire harness and be stably connected with conductor 201, thereby avoid wire harness to come off under external force, thereby improved the stability that wire harness is connected with power brick, in addition, made the simple in structure of wire harness connector 2, convenient formation, has improved the shaping efficiency of wire harness connector 2.
Further, as shown in Figure 1, Figure 2 and shown in Fig. 4, the free end of connecting cylinder 22 (as shown in Figure 4 the lower end of connecting cylinder 22) is provided with nut 14, and conductive pole 12 is provided with the external thread part 121 suitable with nut 14, and conductive pole 12 is threaded connection with nut 14.Thus, wire harness connector 2 is threaded connection with battery modules connector 1, thereby improved the efficiency of assembling of wire harness connector 2 with battery modules connector 1, and can adopt instrument will make nut 14 and conductive pole 12 link together, thereby improve the stability that wire harness connector 2 is connected with battery modules connector 1.
Preferably, with reference to Fig. 2, external thread part 121 is located in the anchor portion (as shown in Figure 2 the bottom of conductive pole 12) of conductive pole 12.In other words, on the free end of conductive pole 12 (as shown in Figure 2 the upper end of conductive pole 12), screw thread is not set, thereby the free end that makes conductive pole 12 can directly stretch in connecting cylinder 22 and contact with conductor 201, assembling difficulty and the poor problem of efficiency of assembling of avoiding the free end of conductive pole 12 also to need to be threaded with nut 14 and cause, improve the efficiency that is threaded of wire harness connector 2 and battery modules connector 1.
Further, the axis 221 of connecting cylinder 22 and the axis of wire barrel 23 231 are mutually vertical as shown in Figure 4.Thus, be convenient to wire harness to insert in wire barrel 23 and be connected with conductor 201, dwindled wire harness and mixed the space that wire barrel 23 takies, be convenient to connector assembly 100 and be connected with wire harness.
Advantageously, body 21, connecting cylinder 22 and wire barrel 23 integrated injection moldings form.Thus, be not only convenient to the moulding of wire harness connector 2, improve the shaping efficiency of wire harness connector 2, but also can make 2 insulation of wire harness connector, avoid occurring the phenomenons such as short circuit, improve the fail safe of connector assembly 100.
In connector assembly 100 of the present utility model, connecting plate 11 and conductive pole 12 integrated, reinforcement 13 increases installation and the plug intensity of conductive poles 12.The body 21 of wire harness connector 2, connecting cylinder 22 and the integrated formation of wire barrel 23.Between battery modules connector 1 and wire harness connector 2, adopt nut 14 and external thread part 121 carry out fastening make to be connected more firm.
As shown in Figure 6 and Figure 7, the battery modules according to the utility model second aspect embodiment, comprising: power brick 200 and connector assembly 100.
Particularly, connector assembly 100 is located in power brick 200, and connector assembly 100 is according to the connector assembly of the battery modules of the utility model first aspect, and the battery modules connector 1 of connector assembly 100 is electrically connected to the electrode of power brick 200.
According to the connector assembly 100 of the battery modules of the utility model embodiment, can be used for the serial or parallel connection assembling between a plurality of power brick.This connector assembly 100 comprises battery modules connector 1 and wire harness connector 2, in the installation process of this connector assembly 100, first battery modules connector 1 is fixed in power brick 200, the nut 14 re-using in wire harness connector 2 is fastened on wire harness connector 2 on battery modules connector 1.Fixing with the bolt connecting hole 101 on the connecting plate 11 of battery modules connector 1 and power brick 200, reinforcement 13 can increase conductive pole 12 installation and plug intensity, the external thread part 121 on battery modules connector 1 for wire harness connector 2 on nut 14 carry out fastening.On wire harness connector 2, have conductor 201, wire barrel 23 is connected with wire harness.
As shown in Fig. 6 or Fig. 7, according to the battery modules of the utility model embodiment, adopted according to the connector assembly 100 of the utility model first aspect embodiment, can reduce the operating space of installation, reduced the element in current circuit.And by parallel or while connecting a plurality of power brick 200 battery modules, can shorten the time of power brick 200 serial or parallel connections assemblings, can improve the efficiency of assembling of battery module.
Adopt the battery modules of connector assembly 100 of the present utility model, after reducing the element that connects a plurality of power brick 200, shortened the time of a plurality of power brick 200 serial or parallel connection assemblings.Reduce the operating space of installing, reduced the element in current circuit.Both sides reinforcement guarantees the structural strength of the conductive pole 12 of battery modules connector 1.
According to other configuration examples of the battery modules of the utility model embodiment as shell and radiating subassembly etc. and operation be all known for those of ordinary skills, be not described in detail here.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.In addition, those skilled in the art can engage the different embodiment that describe in this specification or example and combine.
Although illustrated and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment in scope of the present utility model, modification, replacement and modification.
Claims (10)
1. a connector assembly for battery modules, is characterized in that, comprising:
Battery modules connector, described battery modules connector comprises the connecting plate for being connected with power brick and is located at the conductive pole on described connecting plate;
Wire harness connector, described wire harness connector is connected with described conductive pole, in described wire harness connector, is provided with the conductor that can contact described conductive pole, and described wire harness connector has for wire harness through the connection jaws to be connected with described conductor.
2. the connector assembly of battery modules according to claim 1, is characterized in that, described conductive pole is perpendicular to described connecting plate setting.
3. the connector assembly of battery modules according to claim 1, is characterized in that, described battery modules connector is provided with the reinforcement being connected with described conductive pole with described terminal block respectively.
4. the connector assembly of battery modules according to claim 1, is characterized in that, described connecting plate is rectangle, and in the both sides of described conductive pole, is respectively equipped with the spaced apart a plurality of bolt connecting holes of length direction along described connecting plate.
5. the connector assembly of battery modules according to claim 1, is characterized in that, described wire harness connector comprises:
Body, has conductor container cavity in described body;
Connecting cylinder, described connecting cylinder is located on described body, and described connecting cylinder is communicated with described conductor container cavity;
Wire barrel, described wire barrel is located on described body, and described wire barrel is communicated with described conductor container cavity, and the free end of described wire barrel forms described connection jaws.
6. the connector assembly of battery modules according to claim 5, is characterized in that, the free end of described connecting cylinder is provided with nut, and described conductive pole is provided with the external thread part suitable with described nut, and described conductive pole and described nut are threaded connection.
7. the connector assembly of battery modules according to claim 6, is characterized in that, described external thread part is located in the anchor portion of described conductive pole.
8. the connector assembly of battery modules according to claim 5, is characterized in that, the axis of described connecting cylinder is mutually vertical with the axis of described wire barrel.
9. the connector assembly of battery modules according to claim 5, is characterized in that, described body, described connecting cylinder and described wire barrel integrated injection molding form.
10. a battery modules, is characterized in that, comprising:
Power brick;
Connector assembly, described connector assembly is located in described power brick, and described connector assembly is according to the connector assembly of the battery modules described in any one in claim 1-9, and the battery modules connector of described connector assembly is electrically connected to the electrode of described power brick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420144953.0U CN203910895U (en) | 2014-03-27 | 2014-03-27 | Battery module and wiring assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420144953.0U CN203910895U (en) | 2014-03-27 | 2014-03-27 | Battery module and wiring assembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203910895U true CN203910895U (en) | 2014-10-29 |
Family
ID=51785145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420144953.0U Expired - Lifetime CN203910895U (en) | 2014-03-27 | 2014-03-27 | Battery module and wiring assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203910895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108112244A (en) * | 2015-04-13 | 2018-06-01 | 江森自控科技公司 | For the connecting cylinder of battery module |
-
2014
- 2014-03-27 CN CN201420144953.0U patent/CN203910895U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108112244A (en) * | 2015-04-13 | 2018-06-01 | 江森自控科技公司 | For the connecting cylinder of battery module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141029 |
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| CX01 | Expiry of patent term |