CN209766493U - protective plate for lithium battery pack - Google Patents
protective plate for lithium battery pack Download PDFInfo
- Publication number
- CN209766493U CN209766493U CN201822278592.XU CN201822278592U CN209766493U CN 209766493 U CN209766493 U CN 209766493U CN 201822278592 U CN201822278592 U CN 201822278592U CN 209766493 U CN209766493 U CN 209766493U
- Authority
- CN
- China
- Prior art keywords
- groove
- buckle
- cell group
- lithium cell
- protection shield
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 71
- 230000001681 protective effect Effects 0.000 title claims description 15
- 238000013016 damping Methods 0.000 claims abstract description 23
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000007774 longterm 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
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a protection shield for lithium cell group, including the protection shield main part, install fixing device in the protection shield main part, still install damping device in the protection shield main part, the lithium cell group passes through fixing device to be fixed in the protection shield main part, and damping device is located the below of lithium cell group, and the buckle groove has been seted up to the bottom of lithium cell group. The protection shield main part includes leading portion and back portion, and the back portion is equipped with the holding tank, and two fretwork regions have been seted up to the tank bottom of holding tank, and damping device is installed in the non-fretwork region of the tank bottom of holding tank. Fixing device removes the mainboard including can carrying out the seesaw, removes the mainboard top and installs buckle spare, and buckle spare stretches out from the fretwork region of holding the groove tank bottom, and buckle spare buckle is at the buckle inslot of lithium cell group. The utility model discloses the mounting means is more firm, and live time is more of a specified duration.
Description
Technical Field
the utility model relates to a lithium cell technical field specifically relates to a protection shield for lithium cell group.
Background
At present, the lithium cell is widely used in equipment such as electric automobile, electric bicycle, and the use of these equipment can not leave the protection shield of lithium cell with safety, and the protection shield can prevent that excessive pressure from overflowing when the lithium cell from charging and discharging and appearing damaging. Therefore, the stable work of the protection shield of lithium cell is related to normal use and safety of lithium cell group, and the protection shield of current lithium cell simple structure, fixed effect is not good. And to electric motor car, electric bicycle, the automobile body often can receive jolting, and long-term mutual impact between lithium cell and the protection shield for components and parts on the protection shield of lithium cell receive the influence easily, and the protection shield needs often to be changed and maintain, influences the whole life of lithium cell group and protection shield.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fixed firm, long service life's a protection shield for lithium cell group.
The utility model discloses a technical scheme that is used for protection shield of lithium cell group is:
A protection shield for lithium cell group, including the protection shield main part, install fixing device in the protection shield main part, still install damping device in the protection shield main part, lithium cell group passes through fixing device fixes in the protection shield main part, damping device is located the below of lithium cell group, and the buckle groove has been seted up to the bottom of lithium cell group.
The protection shield main part includes leading portion and back portion, the back portion is equipped with the holding tank, two fretwork regions have been seted up to the tank bottom of holding tank, damping device is installed in the non-fretwork region of the tank bottom of holding tank.
Fixing device is including the removal mainboard that can carry out the seesaw, remove the mainboard top and install buckle spare, buckle spare is followed the fretwork region of holding tank bottom stretches out, buckle spare buckle is in the buckle inslot of lithium cell group.
Preferably, the damping device comprises at least one elastic expansion piece, one end of the elastic expansion piece is installed in a non-hollow area at the bottom of the accommodating groove, and a flexible cushion block is installed at the other end of the elastic expansion piece.
Preferably, the buckling grooves comprise vertical grooves and transverse grooves, the vertical grooves are communicated with the transverse grooves, and the buckling pieces stretch into the vertical grooves to buckle the transverse grooves.
Preferably, the fixing device further comprises a rotating rod, one end of the rotating rod extends out of the upper portion of the front portion of the protection plate main body, and the rotating rod is connected with the movable main plate through a connecting assembly.
Preferably, a knob is installed at the extending part of the rotating rod, a rib groove is formed in the edge of the knob, and a synchronizing wheel is installed at the bottom of the rotating rod.
As the preferred scheme, coupling assembling includes the linking arm, the drive wheel is installed to the one end of linking arm, drive wheel on the linking arm with connect through the hold-in range between the synchronizing wheel of rotary rod bottom, slide bearing is installed to the other end of linking arm.
Preferably, the bottom of the movable main board is provided with a sliding groove, a sliding block is arranged in the sliding groove, the sliding block is provided with a movable groove, and the sliding bearing of the connecting arm moves in the movable groove of the sliding block.
The utility model provides a protection shield for lithium cell group places lithium cell group in the holding tank of the back portion of protection shield main part, and lithium cell group pushes down the damping device who is located the holding tank bottom, and buckle spare is aimed at in the buckle groove of lithium cell group below and continues to push down to buckle spare and support the buckle groove, will remove the mainboard, makes the buckle groove that buckle spare withheld lithium cell group, and lithium cell group and protection shield main part firmly fix. At this moment, damping device receives the extrusion and is compression state, and damping device's reaction force acts on lithium cell group for buckle spare and buckle groove's buckle is inseparabler, and firm degree is higher, is difficult to take place not hard up, and damping device can also when jolting, slows down the impact between lithium cell group and the protection shield main part, alleviates the interact power between lithium cell group and the protection shield main part. The utility model discloses the installation between lithium cell group and the protection shield main part is more firm to through slowing down the interaction force, reduced wearing and tearing, improved holistic life.
Drawings
fig. 1 is a schematic view of the overall structure of the protection plate for a lithium battery pack of the present invention.
Fig. 2 is a schematic cross-sectional structure diagram of a protection plate for a lithium battery pack according to the present invention.
Fig. 3 is a schematic structural diagram of a fixing device for a protection plate of a lithium battery pack according to the present invention.
Detailed Description
The invention will be further elucidated and described with reference to the following embodiments and drawings in which:
Referring to fig. 1, 2 and 3, the protective plate for a lithium battery pack includes a protective plate main body 100, a fixing device 200 is installed on the protective plate main body 100, a shock absorbing device 300 is also installed on the protective plate main body 100, the lithium battery pack 400 is fixed on the protective plate main body 100 through the fixing device 200, and the shock absorbing device 300 is located below the lithium battery pack 400.
The protection plate main body 100 includes a front portion and a rear portion, the rear portion is provided with an accommodating groove 110, two hollowed-out regions are opened at the groove bottom of the accommodating groove 110, and a damping device 300 is installed at a non-hollowed-out region at the groove bottom of the accommodating groove 110.
The fixing device 200 comprises a movable main plate 210 capable of moving back and forth, a fastener 220 is mounted above the movable main plate 210, the fastener 220 extends out of a hollow area at the bottom of the accommodating groove 110, and the fastener 220 is fastened in a fastener groove 410 of the lithium battery pack 400.
The fixing device 200 further includes a rotating rod 230, one end of the rotating rod 230 extends from above the front portion of the protection plate main body 100, and the rotating rod 230 and the moving main plate 210 are connected by a connecting assembly 240.
The knob 231 is installed to the extension of rotary rod 230, the thread groove has been seted up at the edge of knob 231, and the thread groove is favorable to people to rotate, is difficult to skid, synchronizing wheel 232 is installed to the bottom of rotary rod 230.
The connecting assembly 240 comprises a connecting arm 241, a driving wheel 242 is mounted at one end of the connecting arm 241, the driving wheel 242 on the connecting arm 241 is connected with a synchronous wheel 232 at the bottom of the rotating rod 230 through a synchronous belt 243, and a sliding bearing is mounted at the other end of the connecting arm 241.
The bottom of the movable main board 210 is provided with a sliding groove 211, a sliding block 212 is arranged in the sliding groove 211, the sliding block 212 is provided with a movable groove, and the sliding bearing of the connecting arm 241 moves in the movable groove of the sliding block 212.
Damping device 300 includes at least one elastic expansion piece 310, and elastic expansion piece can be the spring, elastic expansion piece 310's one end is installed the non-fretwork area of holding tank 110 tank bottom, flexible cushion 320 is installed to elastic expansion piece 310's the other end, and elastic expansion piece and lithium cell group are kept apart to flexible cushion, also have absorbing effect.
The bottom of the lithium battery pack 400 is provided with a buckling groove 410, the buckling groove 410 comprises a vertical groove 411 and a transverse groove 412, the vertical groove 411 is communicated with the transverse groove 412, and the buckling piece 220 extends into and buckles the transverse groove 412 from the vertical groove 411.
Specifically, aim at the buckle piece to the buckle groove of lithium cell group and keep flat in the holding tank, lithium cell group this moment can push down damping device's elastic expansion piece because self weight, but the degree of pushing down is not high. After down pressing the lithium cell group from last application of force, the lithium cell group pushes down elastic expansion piece, and elastic expansion piece contracts, and the vertical trench position in buckle groove is stretched into to the buckle spare. At this moment, through rotatory rotary rod that is located the leading portion, the synchronizing wheel that drives to be located the rotary rod below rotates, connect through the hold-in range between synchronizing wheel and the drive wheel, thereby it uses the drive wheel to swing as the fulcrum to drive the linking arm, because the other end of linking arm passes through slide bearing and installs in the movable groove of sliding block, and the sliding block sets up in the sliding tray that removes the mainboard, so when the linking arm swings, slide bearing can remove about the movable groove, can promote the sliding block and move back-and-forth in the sliding tray, thereby promote to remove the mainboard and carry out the back-and. After the movable main board moves, the buckle piece is driven to move in the transverse groove of the buckle groove, and the buckle groove is firmly buckled by the buckle piece, so that the lithium battery pack and the protection board main body are fixed. Simultaneously, damping device except playing the effect that slows down the impact, the elastic expansion piece of compression can exert reverse effort to lithium cell group, because buckle spare withholds the buckle groove, reverse effort makes the dynamics of buckle spare and buckle groove lock higher, and is fixed more firm.
The utility model provides a protection shield for lithium cell group places lithium cell group in the holding tank of the back portion of protection shield main part, and lithium cell group pushes down the damping device who is located the holding tank bottom, and buckle spare is aimed at in the buckle groove of lithium cell group below and continues to push down to buckle spare and support the buckle groove, will remove the mainboard, makes the buckle groove that buckle spare withheld lithium cell group, and lithium cell group and protection shield main part firmly fix. At this moment, damping device receives the extrusion and is compression state, and damping device's reaction force acts on lithium cell group for buckle spare and buckle groove's buckle is inseparabler, and firm degree is higher, is difficult to take place not hard up, and damping device can also when jolting, slows down the impact between lithium cell group and the protection shield main part, alleviates the interact power between lithium cell group and the protection shield main part. The utility model discloses the installation between lithium cell group and the protection shield main part is more firm to through slowing down the interaction force, reduced wearing and tearing, improved holistic life.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. A protection shield for lithium cell group, including the protection shield main part, install fixing device in the protection shield main part, lithium cell group passes through fixing device fixes in the protection shield main part, its characterized in that: the protective plate main body is also provided with a damping device, the damping device is positioned below the lithium battery pack, and the bottom of the lithium battery pack is provided with a buckling groove;
The protective plate main body comprises a front part and a rear part, the rear part is provided with an accommodating groove, two hollowed-out areas are arranged at the bottom of the accommodating groove, and a damping device is arranged in a non-hollowed-out area at the bottom of the accommodating groove;
Fixing device is including the removal mainboard that can carry out the seesaw, remove the mainboard top and install buckle spare, buckle spare is followed the fretwork region of holding tank bottom stretches out, buckle spare buckle is in the buckle inslot of lithium cell group.
2. The protective sheet for a lithium battery pack according to claim 1, wherein: the damping device comprises at least one elastic telescopic piece, one end of the elastic telescopic piece is installed in a non-hollowed-out area at the bottom of the accommodating groove, and a flexible cushion block is installed at the other end of the elastic telescopic piece.
3. The protective sheet for a lithium battery pack according to claim 1, wherein: the buckle groove comprises a vertical groove and a transverse groove, the vertical groove is communicated with the transverse groove, and the buckle piece extends into the vertical groove to buckle the transverse groove.
4. The protective sheet for a lithium battery pack according to claim 1, wherein: the fixing device further comprises a rotating rod, one end of the rotating rod extends out of the upper portion of the front portion of the protection plate main body, and the rotating rod is connected with the movable main plate through a connecting assembly.
5. The protective sheet for a lithium battery pack according to claim 4, wherein: the knob is installed to the extension of rotary rod, the thread groove has been seted up at the edge of knob, the synchronizing wheel is installed to the bottom of rotary rod.
6. The protective sheet for a lithium battery pack according to claim 5, wherein: coupling assembling includes the linking arm, the drive wheel is installed to the one end of linking arm, drive wheel on the linking arm with connect through the hold-in range between the synchronizing wheel of rotary rod bottom, slide bearing is installed to the other end of linking arm.
7. The protective sheet for a lithium battery pack according to claim 6, wherein: the bottom of the movable main board is provided with a sliding groove, a sliding block is arranged in the sliding groove, a movable groove is formed in the sliding block, and the sliding bearing of the connecting arm is arranged in the movable groove of the sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822278592.XU CN209766493U (en) | 2018-12-29 | 2018-12-29 | protective plate for lithium battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822278592.XU CN209766493U (en) | 2018-12-29 | 2018-12-29 | protective plate for lithium battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209766493U true CN209766493U (en) | 2019-12-10 |
Family
ID=68748324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822278592.XU Expired - Fee Related CN209766493U (en) | 2018-12-29 | 2018-12-29 | protective plate for lithium battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209766493U (en) |
-
2018
- 2018-12-29 CN CN201822278592.XU patent/CN209766493U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 |