CN207820382U - Power-supply management system shell - Google Patents
Power-supply management system shell Download PDFInfo
- Publication number
- CN207820382U CN207820382U CN201820233668.4U CN201820233668U CN207820382U CN 207820382 U CN207820382 U CN 207820382U CN 201820233668 U CN201820233668 U CN 201820233668U CN 207820382 U CN207820382 U CN 207820382U
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- CN
- China
- Prior art keywords
- upper cover
- side plate
- bolt mounting
- mounting portion
- management system
- 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.)
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Abstract
The utility model is related to a kind of power-supply management system shells, including upper cover and pedestal, upper cover side plate four corners are provided with the first bolt mounting portion, and the first bolt mounting portion inside bottom surface edge forms ladder-like fixed part, contact surface setting the first positioning ladder of upper cover side plate bottom and pedestal；The first bolt mounting portion that base side plate four corners correspond to upper cover is equipped with the second bolt mounting portion；It is respectively provided with the positioning column for being limited to pcb board of a ladder axis shape on the inside of each second bolt mounting portion, the second positioning ladder being adapted to the upper cover side plate first positioning ladder is equipped at the top of base side plate, upper cover is facilitated to be positioned with floor installation.It is described to there is positioning column to be positioned for pcb board；Step structure fixed part can be used for fixing pcb board, can reduce the usage quantity of bolt, further decrease the quality of BMS shells.
Description
Technical field
The utility model is related to battery technology field, especially a kind of shells for placing power-supply management system.
Background technology
Electric vehicle is grown rapidly in recent years, and battery provides the nuclear structure of power as electric vehicle, and safety is straight
Connecing influences the safety of entire electric vehicle.Battery status is monitored by battery management system, that is, BMS.BMS is
Tie between battery and user, main object are secondary cells, can improve the utilization rate of battery, prevent battery from occurring excessive
Charging and over-discharge, extend the service life of battery.The BMS shells often said are exactly outside store battery management system one
Shell is mainly made of metal material, and pcb board is generally fixed by bolts with the fixed position of pedestal.Heavier-weight does not meet vapour
Vehicle develops light-weighted trend.
Invention content
The technical problem to be solved by the present invention is to provide a kind of simple in structure, outside the lighter power-supply management system of quality
Shell.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of power-supply management system shell, including upper cover and pedestal,
--- the upper cover includes upper cover bottom plate and the upper cover side plate that is arranged around upper cover bottom edge, the upper cover side plate
Four corners are provided with the first bolt mounting portion, and the first bolt mounting portion inside bottom surface edge forms ladder-like fixed part, front side
The upper cover side plate in face opens up one or more windows, contact surface setting the first positioning ladder of upper cover side plate bottom and pedestal；
--- the pedestal includes base plate and the base side plate that is arranged around base plate edge, base side plate four
The first bolt mounting portion that corner corresponds to upper cover is equipped with the second bolt mounting portion；It is respectively provided on the inside of each second bolt mounting portion
The positioning column for being limited to pcb board of one ladder axis shape, the setting of base side plate leading flank it is one or more with it is upper
The protrusion of lid side plate window adaptation, base side plate top are equipped with the second positioning being adapted to the upper cover side plate first positioning ladder
Ladder.
Further, reinforcing rib is arranged in the upper cover baseplate inner surface.
Further, the base side plate surrounding respectively sets a flange for bolt installation.
Further, reinforcing rib is arranged in the base plate inner surface.
Further, the upper cover and pedestal are all made of plastic material.
Further, steel bushing, steel bushing upper surface are inlayed at the bolt mounting holes of the first bolt mounting portion of the upper cover
Higher than the first bolt mounting portion frosting.
Further, knurled nut is inlayed at the bolt mounting holes of the second bolt mounting portion of the pedestal.
It is provided with positioning ladder between the utility model upper cover and base contacts face, upper cover is facilitated to be positioned with floor installation.
The chassis interior is provided with positioning column, is positioned for pcb board.Four Angle Positions of upper cover are provided with step structure fixed part,
It can be used for fixing pcb board, the usage quantity of bolt can be reduced, further decrease the quality of BMS shells.The outer shell materials of novel B MS
Material selects plastics, is arranged to moulding structure, quality is lighter.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model power-supply management system casing assembly.
Fig. 2 is the external structure schematic diagram of the utility model power-supply management system outer casing upper cover.
Fig. 3 is the internal structure schematic diagram of the utility model power-supply management system outer casing upper cover.
Fig. 4 is the structural schematic diagram of the utility model power-supply management system outer casing base.
In figure, 1- upper covers, 2- pedestals, 11- upper cover bottom plates, 12- upper cover side plates, 13- the first bolt mounting portions, 131- ladders
Shape fixed part, 121- windows, the positioning ladders of 122- first, 21- base plates, 22- base side plates, 23- the second bolt mounting portions,
24- positioning columns, 25- flanges, 221- protrusions, 222- second position ladder.
30- reinforcing ribs, 4- bolts.
Specific implementation mode
In order to make those skilled in the art be better understood from the utility model, below in conjunction with refer to the attached drawing and in conjunction with the embodiments
Further clear, complete explanation is made to the utility model.It should be noted that in the absence of conflict, in the application
Feature in embodiment and embodiment can be combined with each other.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more this feature.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
A kind of typical embodiment of the utility model provides power-supply management system shell, including upper cover 1 and pedestal 2.Institute
It includes upper cover bottom plate 11 and the upper cover side plate 12 that is arranged around 11 edge of upper cover bottom plate to state upper cover, 12 4 angles of the upper cover side plate
Portion is provided with the first bolt mounting portion 13, and 13 inside bottom surface edge of the first bolt mounting portion forms ladder-like fixed part 131, front side
The upper cover side plate 12 in face opens up one or more windows 121, the first positioning of contact surface setting of 12 bottom of upper cover side plate and pedestal 2
Ladder 122.The pedestal 2 includes base plate 21 and the base side plate 22 around the setting of 21 edge of base plate, base side plate
The first bolt mounting portion 13 that 22 four corners correspond to upper cover is equipped with the second bolt mounting portion 23；Each second bolt mounting portion
23 insides are respectively provided with the positioning column 24 for being limited to pcb board of a ladder axis shape, and 22 leading flank of base side plate is set
Set one or more protrusions 221 be adapted to upper cover side plate window 121, at the top of base side plate 22 equipped with the upper cover side plate the
The second positioning ladder 222 that one positioning ladder 122 is adapted to.
According to embodiment of above, when installation, pcb board is installed on pedestal 2 first, the positioning column 24 on pedestal 2 is used
In the position for determining pcb board, the location hole of pcb board be assemblied in the locating shaft limitation pcb board of 24 protrusion of positioning column in location hole
The movement of axial direction.Then upper cover 1 is buckled on pcb board, the first positioning ladder being arranged in upper cover 1 and 2 contact surface of pedestal
122 and second position the installation site that ladder 222 is used to determine upper cover 1, the ladder-like fixation of upper cover inside four corners setting
Portion 131 is contacted with pcb board upper surface, tightens the bolt 4 of upper and lower covers, can be compressed pcb board by upper cover, be ensured consolidating for pcb board
It is fixed, using such a configuration reduce the usage quantities of bolt, it further reduced the weight of BMS shells.
The Cross Recess Head Screw of M3*8, spring washer peace washer combinations can be selected in upper cover and the installation bolt of pedestal
Part.Upper bonnet bolt installation place many places rounded corner.
In a preferred embodiment, reinforcing rib 30 is arranged in 11 inner surface of upper cover bottom plate.Preferably, the bottom
Reinforcing rib 30 is arranged in seat baseplate inner surface, and the above reinforcing rib, which can reduce, shrink phenomenon occurs in moulding forming process.
In another preferred embodiment, the base side plate surrounding respectively sets a flange for bolt installation
25。
In a preferred embodiment, the upper cover 1 and pedestal 2 are all made of plastic material, are arranged to moulding
Structure, quality are lighter.
In a preferred embodiment, it is inlayed at the bolt mounting holes of the first bolt mounting portion 13 of the upper cover
Steel bushing, steel bushing upper surface are higher than 13 frosting of the first bolt mounting portion, it is preferable that are installed higher than the first bolt steel bushing upper surface
13 frosting 0.5mm of portion, plastics crack when can prevent bolt from tightening.
In a preferred embodiment, rolling is inlayed at the bolt mounting holes of the second bolt mounting portion 23 of the pedestal
Clamp nut, nut rotation when knurled nut can prevent bolt from tightening.
The range of the requires of the utility model protection is not limited to the above specific implementation mode, for those skilled in the art
Speech, the utility model can there are many deformation and change, it is all within the design of the utility model and principle made by any repair
Change, improve and equivalent replacement should be all included within the scope of protection of this utility model.
Claims (7)
1. a kind of power-supply management system shell, including upper cover（1）And pedestal（2）, it is characterised in that：
--- the upper cover includes upper cover bottom plate（11）With around upper cover bottom plate（11）The upper cover side plate of edge setting（12）, described
Upper cover side plate（12）Four corners are provided with the first bolt mounting portion（13）, the first bolt mounting portion（13）Inside bottom surface edge shape
Fixed part into a ladder（131）, the upper cover side plate of leading flank（12）Open up one or more windows（121）, upper cover side plate（12）
Bottom and pedestal（2）Contact surface setting first positioning ladder（122）；
--- the pedestal（2）Including base plate（21）With around base plate（21）The base side plate of edge setting（22）,
Base side plate（22）Four corners correspond to the first bolt mounting portion of upper cover（13）Equipped with the second bolt mounting portion（23）；Each
Second bolt mounting portion（23）Inside is respectively provided with the positioning column for being limited to pcb board of a ladder axis shape（24）,
Base side plate（22）Leading flank setting one or more and upper cover side plate window（121）The protrusion of adaptation（221）, base side plate
（22）Top is equipped with positions ladder with the upper cover side plate first（122）Second positioning ladder of adaptation（222）.
2. power-supply management system shell according to claim 1, it is characterised in that：The upper cover bottom plate（11）Inner surface is set
Set reinforcing rib（30）.
3. power-supply management system shell according to claim 1 or 2, it is characterised in that：The base side plate surrounding is respectively set
One flange for bolt installation（25）.
4. power-supply management system shell according to claim 3, it is characterised in that：The base plate inner surface setting adds
Strengthening tendons（30）.
5. power-supply management system shell according to claim 1 or 2 or 4, it is characterised in that：The upper cover（1）The bottom and
Seat（2）It is all made of plastic material.
6. power-supply management system shell according to claim 5, it is characterised in that：First bolt of the upper cover is installed
Portion（13）Bolt mounting holes at inlay steel bushing, steel bushing upper surface is higher than the first bolt mounting portion（13）Frosting.
7. power-supply management system shell according to claim 6, it is characterised in that：Second bolt mounting portion of the pedestal
（23）Bolt mounting holes at inlay knurled nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820233668.4U CN207820382U (en) | 2018-02-09 | 2018-02-09 | Power-supply management system shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820233668.4U CN207820382U (en) | 2018-02-09 | 2018-02-09 | Power-supply management system shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207820382U true CN207820382U (en) | 2018-09-04 |
Family
ID=63321071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820233668.4U Active CN207820382U (en) | 2018-02-09 | 2018-02-09 | Power-supply management system shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207820382U (en) |
-
2018
- 2018-02-09 CN CN201820233668.4U patent/CN207820382U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |