CN206480722U - Integrated BDU for power battery pack and power battery pack with same - Google Patents
Integrated BDU for power battery pack and power battery pack with same Download PDFInfo
- Publication number
- CN206480722U CN206480722U CN201720162787.0U CN201720162787U CN206480722U CN 206480722 U CN206480722 U CN 206480722U CN 201720162787 U CN201720162787 U CN 201720162787U CN 206480722 U CN206480722 U CN 206480722U
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- Prior art keywords
- housing
- connector
- bdu
- integrated form
- electrokinetic cell
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- 238000007789 sealing Methods 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 7
- 239000003973 paint Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- NMWSKOLWZZWHPL-UHFFFAOYSA-N 3-chlorobiphenyl Chemical compound ClC1=CC=CC(C=2C=CC=CC=2)=C1 NMWSKOLWZZWHPL-UHFFFAOYSA-N 0.000 description 18
- 101001082832 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) Pyruvate carboxylase 2 Proteins 0.000 description 18
- 230000005611 electricity Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding 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
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- Secondary Cells (AREA)
Abstract
The utility model discloses an integrated form BDU and power battery package that has it for power battery package, integrated form BDU includes the casing, the PCB circuit board, high-pressure connector, low pressure connector and a plurality of battery termination plug-in components, be equipped with the relay in the casing, sensor and pre-charge resistance, the PCB circuit board is fixed in the upper end of casing and is at least partly coved the casing, be equipped with pencil interface and/or grafting interface on the PCB circuit board, high pressure connector and low pressure connector all set up on the casing, be connected with between low pressure connector and the pencil interface and pencil or low pressure connector and the grafting interface between be connected with the plug connector. According to the utility model discloses integrated form BDU has reduced the tie point of BDU and power battery package interior battery module, has promoted BDU's operational reliability, has promoted the inside space utilization of power battery package simultaneously, has promoted the assembly efficiency of power battery package.
Description
Technical field
The utility model is related to cell art, in particular to a kind of integrated form BDU for electrokinetic cell bag
With the electrokinetic cell bag with it.
Background technology
In correlation technique, BDU (the Battery Disconnect Unit, Chinese full name of electrokinetic cell bag：Battery cutout
Unit) the part such as relay, sensor be dispersedly arranged in electrokinetic cell bag, thus BDU assemblings are complicated, and occupy dynamic
More space inside power battery bag, while many devices in BDU need to be connected with battery modules, tie point is more, increase
The risk that BDU can not worked due to open circuit.In addition, scattered install of BDU part is installed and raw without decree electrokinetic cell bag
Production standardization.
Utility model content
The utility model is intended at least solve one of technical problem in correlation technique to a certain extent.Therefore, this reality
Proposed with new first aspect a kind of can at least lift space availability ratio inside electrokinetic cell bag to a certain extent
Integrated form BDU.
Second aspect of the present utility model proposes a kind of electrokinetic cell bag with above-mentioned integrated form BDU.
Integrated form BDU according to the utility model first aspect, including housing, PCB, high-tension connector,
Relay, sensor and preliminary filling resistance, the PCB lines are provided with low voltage connector and multiple battery-end connectors, the housing
Road plate is fixed on the upper end of the housing and covers the housing at least in part, and the PCB is provided with wiring harness interface
And/or splicing interface, the high-tension connector and the low voltage connector be respectively provided with the housing, the low voltage connector
It is connected between the wiring harness interface between wire harness or the low voltage connector and the splicing interface and is connected with plug connector.
Integrated form BDU according to the utility model first aspect, reduces BDU and battery modules in electrokinetic cell bag
Tie point, improve BDU functional reliability, while improving the space availability ratio inside electrokinetic cell bag, improve dynamic
The efficiency of assembling of power battery bag.
In addition, can also have technical characteristic additional as follows according to the above-mentioned integrated form BDU of the utility model：
Preferably, the high-tension connector and the low voltage connector are arranged at the same side of the housing.
Preferably, the battery-end connector includes both positive and negative polarity plug connector and battery low pressure plug connector, the battery low pressure
Plug connector is arranged in the PCB, and the both positive and negative polarity plug connector is installed on the housing, the battery-end connector
Be respectively positioned on the same side of the integrated form BDU, and the battery-end connector socket towards the homonymy of the housing.
Further, the integrated form BDU also includes being looped around the outer of the high-tension connector and the low voltage connector
The waterproof sealing gasket in week.
Further, multiple mounting holes are interval with the waterproof sealing gasket.
Preferably, the bottom level of the housing is outward extended with multiple battery cases for being used to connect the electrokinetic cell bag
Connecting plate.
Preferably, the top of the housing is provided with electromagnetic protection upper end cover, and the electromagnetic protection upper end cover is at least in part
Cover the PCB and the housing.
Further, the housing is metal shell, and the electromagnetic protection upper end cover is metalwork.
Further, the housing is metal shell, and the electromagnetic protection upper end cover is on working of plastics, the electromagnetic protection
The surface of end cap is provided with metallic paint.
Electrokinetic cell bag according to the utility model second aspect, provided with as described in the utility model first aspect
Integrated form BDU.
Electrokinetic cell bag according to the utility model second aspect, improves the space utilization inside electrokinetic cell bag
Rate, is easy to the assembling of electrokinetic cell bag, while electrokinetic cell bag can be made to install and production standard.
Brief description of the drawings
Fig. 1 is the integrated form BDU of the utility model embodiment structural representation.
Reference：
Integrated form BDU100, housing 1, connecting plate 11, fixing hole 111, PCB 2, wiring harness interface 21, grafting
Interface 22, high-tension connector 3, low voltage connector 4, both positive and negative polarity plug connector 51, battery low pressure plug connector 52, waterproof sealing
Pad 6, mounting hole 61, electromagnetic protection upper end cover 7.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
In description of the present utility model, it is to be understood that the orientation of the instruction such as term " top ", " bottom ", " interior ", " outer "
Or position relationship is, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplification is retouched
State, rather than indicate or imply that the device or element of meaning there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that at least two, example
Such as two, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect or can communicate with one another；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even, can be two element internals connection or two elements interaction relationship.For one of ordinary skill in the art
For, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it
" under " can directly be contacted including the first and second features, it is not direct contact but logical that can also include the first and second features
The other characterisation contact crossed between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the
One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height higher than second feature.First is special
Levy second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only
Represent that fisrt feature level height is less than second feature.
The utility model is described below in conjunction with the accompanying drawings and with reference to specific embodiment.
Integrated form BDU100 (the Battery Disconnect of the utility model embodiment are described with reference to Fig. 1 first
Unit, Chinese full name：Battery cutout unit).
As shown in figure 1, the integrated form BDU100 of the utility model embodiment may be mounted at the battery bag of electrokinetic cell bag
In housing, integrated form BDU100 can include housing 1, PCB 2, high-tension connector 3, low voltage connector 4 and multiple batteries
Terminate plug-in unit.
As shown in figure 1, relay, sensor and preliminary filling resistance, relay, sensor and preliminary filling can be provided with housing 1
Resistance can be interconnected, and high-tension connector 3 and low voltage connector 4 can be arranged on housing 1, and high-tension connector 3 can be with
It is connected with the high voltage electric device outside electrokinetic cell bag, low voltage connector 4 can be with the low-voltage electrical appliance outside electrokinetic cell bag
Connection, it can be seen that, battery modules can outwards export electricity by integrated form BDU100.
Thus, when the battery modules overtension in electrokinetic cell bag or it is too low when, integrated form BDU100 can cut off after
Electrical equipment, stops the external supply of electrical energy of battery modules, to ensure the normal use of battery modules and the performance of performance.
As shown in figure 1, PCB 2 can be fixed on the upper end of housing 1 and cover housing 1 at least in part, so as to protect
The electric elements such as relay, sensor and preliminary filling resistance in card housing 1 have the working environment of relative closure, PCB 2
It can be connected with the electric elements such as the relay in housing 1, sensor and preliminary filling resistance.
In some preferred embodiments, wiring harness interface 21, low voltage connector 4 and wire harness can be provided with PCB 2
Wire harness, i.e. outer low pressure electrical appliance are connected between interface 21 to be connected by wiring harness interface 21 with PCB 2, and then
It is connected with the electric elements such as the relay in housing 1, sensor and preliminary filling resistance.
It should be noted that the annexation between low voltage connector 4 and PCB 2 can more than that, another
In a little preferred embodiments, splicing interface 22 can be provided with PCB 2, is connected between low voltage connector 4 and splicing interface 22
Being connected to plug connector, i.e. outer low pressure electrical appliance can be connected by splicing interface 22 with PCB 2, so with housing 1
The electric elements such as relay, sensor and preliminary filling resistance are connected.
In some other preferred embodiment, as shown in figure 1, wiring harness interface 21 can be provided with PCB 2 simultaneously
With splicing interface 22, wire harness or plug connector can be selectively connected between low voltage connector 4 and wiring harness interface 21.
High-tension connector 3 directly can be connected with the electric elements such as the relay in housing 1, sensor and preliminary filling resistance,
Battery modules can be connected by electric elements such as battery-end connector and the relay in housing 1, sensor and preliminary filling resistance.
According to the integrated form BDU100 of the utility model embodiment, by housing 1 integrally disposed high-tension connector 3,
Low voltage connector 4 and multiple battery-end connectors, and in electricity such as the integrally disposed relays of the Inner of housing 1, sensor and preliminary filling resistance
Device element, relative to conventional solution, the integrated form BDU100 of the utility model embodiment is only patched by multiple battery-ends
Part is connected with battery modules, reduces BDU and the tie point of battery modules in electrokinetic cell bag, improves BDU reliable operation
Property.
In addition, the integrated form BDU100 integrations of the utility model embodiment are high, the sky inside electrokinetic cell bag is improved
Between utilization rate, improve the efficiency of assembling of electrokinetic cell bag.
Preferably, as shown in figure 1, high-tension connector 3 and low voltage connector 4 can be arranged on the same side of housing 1,
Thus high-tension connector 3 and low voltage connector 4 can concentrate on same functional area, be easy to the high pressure outside electrokinetic cell bag to use
The connection of electrical equipment and low-voltage electrical appliance and integrated form BDU100.
Preferably, as shown in figure 1, battery-end connector can include both positive and negative polarity plug connector 51 and battery low pressure plug connector
52, there can be the positive terminal for being used for connecting battery modules positive pole in both positive and negative polarity plug connector 51 and be born for connecting battery modules
The negative terminal of pole, battery low pressure plug connector 52 can connect the voltage sample module of battery modules and the temperature control of battery modules
Molding group.
As shown in figure 1, battery low pressure plug connector 52 may be mounted in PCB 2, both positive and negative polarity plug connector 51 can pacify
On housing 1, battery-end connector can be located at integrated form BDU100 the same side, and the socket of battery-end connector is equal
Can towards housing 1 homonymy, thus battery modules more easily can be connected with integrated form BDU100.
Preferably, as shown in figure 1, integrated form BDU100 can also include being looped around high-tension connector 3 and low voltage connector 4
Periphery waterproof sealing gasket 6, waterproof sealing gasket 6 can be flexible pad (such as rubber blanket), high-tension connector 3 and low pressure connection
When device 4 is connected with battery pack housing, waterproof sealing gasket 6 can seal the region around high-tension connector 3 and low voltage connector 4,
Prevent liquid or dust from entering in high-tension connector 3 and low voltage connector 4, it is ensured that high-tension connector 3 and low voltage connector 4 have
The working environment of relative closure.
Specifically, as shown in figure 1, multiple mounting holes 61 can be interval with waterproof sealing gasket 6, the He of high-tension connector 3
Low voltage connector 4 can be connected by mounting hole 61 with battery pack housing.
In some preferred embodiments, as shown in figure 1, the bottom level of housing 1 can outwards be extended with multiple be used for
The connecting plate 11 of the battery case of electrokinetic cell bag is connected, fixing hole 111 can be provided with connecting plate 11, the bottom of housing 1 can be with
It is fixed on by fixing hole 111 on the bottom wall in battery pack housing.
More specifically, it is arranged in high-tension connector 3 and low voltage connector 4 in the embodiment of the same side of housing 1,
The one side that housing 1 has high-tension connector 3 and low voltage connector 4 can be fixed with the side wall in battery pack housing simultaneously, thus
Integrated form BDU100 and battery pack housing bonding strength can be fully ensured that.
In some preferred embodiments, as shown in figure 1, the top of housing 1 can be provided with electromagnetic protection upper end cover 7, electricity
Magnetic protection upper end cover 7 can cover PCB 2 and housing 1 at least in part in the top of PCB 2.It is specific at some
Embodiment in, electromagnetic protection upper end cover 7 can be completely covered by PCB 2 and housing 1 in the top of PCB 2, by
This electromagnetic protection upper end cover 7 can protect electric elements inside wire harness and plug connector and housing 1 in PCB 2 not
Influenceed by outside electromagnetic interference.
In some specific embodiments, housing 1 can be metal shell 1, and electromagnetic protection upper end cover 7 can be metal
Part, it is possible thereby to protect in all directions electric elements inside the wire harness and plug connector and housing 1 in PCB 2 not by
The influence of outside electromagnetic interference.
It should be noted that the material of electromagnetic protection upper end cover 7 can more than that, in other specific embodiments
In, housing 1 can be metal shell 1, and electromagnetic protection upper end cover 7 can be working of plastics, and the surface of electromagnetic protection upper end cover 7 can be with
Metallic paint is provided with, thus can not only be protected in all directions inside the wire harness and plug connector and housing 1 in PCB 2
Electric elements do not influenceed by outside electromagnetic interference, also reduce the cost of electromagnetic protection upper end cover 7.
The electrokinetic cell bag of the utility model embodiment is described below.
The electrokinetic cell bag of the utility model embodiment is provided with the integrated form such as any of the above-described kind of embodiment of the utility model
BDU100。
According to the electrokinetic cell bag of the utility model embodiment, by setting integrated form BDU100, electrokinetic cell is improved
Space availability ratio inside bag, is easy to the assembling of electrokinetic cell bag, while electrokinetic cell bag can be made to install and production standard.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, those skilled in the art can be by
Not be the same as Example or example described in this specification are engaged and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (10)
1. a kind of integrated form BDU for electrokinetic cell bag, it is characterised in that including：
Relay, sensor and preliminary filling resistance are provided with housing, the housing；
PCB, the PCB is fixed on the upper end of the housing and covers the housing at least in part, described
PCB is provided with wiring harness interface and/or splicing interface；
High-tension connector and low voltage connector, the high-tension connector and the low voltage connector are respectively provided with the housing,
It is connected between the low voltage connector and the wiring harness interface between wire harness or the low voltage connector and the splicing interface
It is connected with plug connector；And
Multiple battery-end connectors.
2. the integrated form BDU according to claim 1 for electrokinetic cell bag, it is characterised in that the high-tension connector
The same side of the housing is arranged at the low voltage connector.
3. the integrated form BDU according to claim 1 for electrokinetic cell bag, it is characterised in that the battery-end is patched
Part includes：Both positive and negative polarity plug connector and battery low pressure plug connector, the battery low pressure plug connector are arranged in the PCB,
The both positive and negative polarity plug connector is installed on the housing, and the battery-end connector is respectively positioned on the same side of the integrated form BDU,
And the socket of the battery-end connector is towards the homonymy of the housing.
4. the integrated form BDU according to claim 2 for electrokinetic cell bag, it is characterised in that also include：It is looped around institute
State the waterproof sealing gasket of the periphery of high-tension connector and the low voltage connector.
5. the integrated form BDU according to claim 4 for electrokinetic cell bag, it is characterised in that the waterproof sealing gasket
On be interval with multiple mounting holes.
6. the integrated form BDU according to claim 1 for electrokinetic cell bag, it is characterised in that the bottom of the housing
Horizontally outward it is extended with multiple connecting plates for being used to connect the battery case of the electrokinetic cell bag.
7. the integrated form BDU according to claim 1 for electrokinetic cell bag, it is characterised in that the top of the housing
Provided with electromagnetic protection upper end cover, the electromagnetic protection upper end cover covers the PCB and the housing at least in part.
8. the integrated form BDU according to claim 7 for electrokinetic cell bag, it is characterised in that the housing is metal
Housing, the electromagnetic protection upper end cover is metalwork.
9. the integrated form BDU according to claim 7 for electrokinetic cell bag, it is characterised in that the housing is metal
Housing, the electromagnetic protection upper end cover is working of plastics, and the surface of the electromagnetic protection upper end cover is provided with metallic paint.
10. a kind of electrokinetic cell bag, it is characterised in that including being used for power electric according to any one of claim 1-9
Chi Bao integrated form BDU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720162787.0U CN206480722U (en) | 2017-02-22 | 2017-02-22 | Integrated BDU for power battery pack and power battery pack with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720162787.0U CN206480722U (en) | 2017-02-22 | 2017-02-22 | Integrated BDU for power battery pack and power battery pack with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206480722U true CN206480722U (en) | 2017-09-08 |
Family
ID=59749261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720162787.0U Active CN206480722U (en) | 2017-02-22 | 2017-02-22 | Integrated BDU for power battery pack and power battery pack with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206480722U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108365156A (en) * | 2018-04-24 | 2018-08-03 | 北京新能源汽车股份有限公司 | Battery pack and vehicle |
| CN109041421A (en) * | 2018-08-30 | 2018-12-18 | 北京新能源汽车股份有限公司 | Power battery's circuit board subassembly and power battery case |
| CN110112476A (en) * | 2019-04-30 | 2019-08-09 | 格林美（武汉）城市矿产循环产业园开发有限公司 | A kind of power battery guard system |
| CN113937421A (en) * | 2021-11-10 | 2022-01-14 | 上海前晨汽车科技有限公司 | Vehicle quick-change box components, vehicle-mounted quick-change battery components and new energy vehicles |
-
2017
- 2017-02-22 CN CN201720162787.0U patent/CN206480722U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108365156A (en) * | 2018-04-24 | 2018-08-03 | 北京新能源汽车股份有限公司 | Battery pack and vehicle |
| CN109041421A (en) * | 2018-08-30 | 2018-12-18 | 北京新能源汽车股份有限公司 | Power battery's circuit board subassembly and power battery case |
| CN110112476A (en) * | 2019-04-30 | 2019-08-09 | 格林美（武汉）城市矿产循环产业园开发有限公司 | A kind of power battery guard system |
| CN110112476B (en) * | 2019-04-30 | 2021-11-30 | 格林美(武汉)城市矿山产业集团有限公司 | Power battery protection system |
| CN113937421A (en) * | 2021-11-10 | 2022-01-14 | 上海前晨汽车科技有限公司 | Vehicle quick-change box components, vehicle-mounted quick-change battery components and new energy vehicles |
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