CN209756838U - Locking structure, battery pack, battery locking device and vehicle - Google Patents
Locking structure, battery pack, battery locking device and vehicle Download PDFInfo
- Publication number
- CN209756838U CN209756838U CN201821796351.8U CN201821796351U CN209756838U CN 209756838 U CN209756838 U CN 209756838U CN 201821796351 U CN201821796351 U CN 201821796351U CN 209756838 U CN209756838 U CN 209756838U
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- battery pack
- locking
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- limiting piece
- battery
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- 238000000034 method Methods 0.000 abstract description 12
- 238000009434 installation Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 8
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a with locking structure, battery package, battery locking means and vehicle with the battery package, the locking structure includes: the mounting fastener is suitable for penetrating through the battery pack to be fixed with the vehicle body, and the mounting fastener is provided with a first limiting piece; the second limiting piece is movably arranged on the battery pack and provided with a locking position and an unlocking position, when the second limiting piece is located at the locking position, the second limiting piece is matched with the first limiting piece to limit the rotation of the mounting fastener, and when the second limiting piece is located at the unlocking position, the second limiting piece is separated from the first limiting piece; the first limiting member is constructed into a plurality of ratchet teeth which are arranged on the peripheral wall of the mounting fastener at intervals, and the second limiting member comprises a pawl which is rotatably arranged on the battery pack. From this, make locking structure's structure simpler, the locking effect is better, is changing the in-process of battery package moreover, and is less, increase of service life to the wearing and tearing of installation fastener.
Description
Technical Field
The utility model belongs to the technical field of the vehicle and specifically relates to a locking structure, battery package, battery locking means and vehicle for battery package.
Background
Among the correlation technique, the battery package of vehicle is changed very loaded down with trivial details, complicated, and the current structure that is used for the mechanism of quick replacement battery package is complicated, and is very serious to the wearing and tearing of installation fastener, and structural reliability is poor.
SUMMERY OF THE UTILITY MODEL
the utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a locking structure for battery package, locking structure's reliability is high, simple structure, and can prolong the life of bolt.
The utility model discloses still provide a battery package that has above-mentioned locking structure for battery package.
the utility model also provides a battery locking means who has above-mentioned battery package.
the utility model provides a vehicle with above-mentioned battery locking means. According to the utility model discloses a locking structure for battery package of first aspect embodiment includes: the mounting fastener is suitable for penetrating through the battery pack to be fixed with a vehicle body, and the mounting fastener is provided with a first limiting piece; the second limiting piece is movably arranged on the battery pack and provided with a locking position and an unlocking position, when the second limiting piece is located at the locking position, the second limiting piece is matched with the first limiting piece to limit the rotation of the mounting fastener, and when the second limiting piece is located at the unlocking position, the second limiting piece is separated from the first limiting piece; the first retaining member is configured as a plurality of ratchet teeth that are provided at intervals on the outer circumferential wall of the mounting fastener, and the second retaining member includes: a pawl rotatably disposed on the battery pack.
According to the utility model discloses a locking structure for battery package, through setting up first locating part and second locating part, and make the second locating part can rotate first locating part relatively, with changeable between locking position and unblock position, not only make the structure of locking structure simpler, the locking effect is better, the reliability is higher, first locating part is simpler with the cooperation of second locating part moreover, at the in-process of changing the battery package, less to the wearing and tearing of installation fastener, can prolong the life of installation fastener.
in some embodiments, the locking structure further comprises: the battery pack is provided with a first limiting part, a second limiting part and a battery pack, wherein the first limiting part is arranged on the battery pack, the second limiting part is arranged on the battery pack, the battery pack is arranged on the battery pack, and the battery pack is provided with a battery pack.
Further, the reset member is configured as a torsion spring.
According to some embodiments of the present invention, the locking structure further comprises: the rotating shaft is fixed on the battery pack, and the second limiting piece is rotatably arranged on the rotating shaft; the pivot includes: the battery pack comprises a battery pack, a first shaft section and a second shaft section, wherein the first shaft section and the second shaft section are sequentially connected from top to bottom, the first shaft section is fixedly matched with the battery pack, and the second shaft section penetrates through the second limiting part and is in clearance fit with the second limiting part.
Optionally, at least a portion of the torsion spring is configured as an annular structure, and the rotating shaft further includes: a third shaft segment disposed at a lower end of the second shaft segment and passing through the ring structure.
furthermore, a stop block is arranged on the battery pack and is suitable for stopping one end of the torsion spring, and the height of the stop block is not less than that of the third shaft section.
In some embodiments, the rotating shaft is further provided with a limiting flange adapted to press the annular structure against the second limiting member.
according to some embodiments of the present invention, the second locating part is further provided with an operating portion, and the operating portion is disposed on the second locating part and is away from one end of the pawl.
According to the battery pack of the embodiment of the second aspect of the present invention, the battery pack comprises the locking structure described in the above embodiment.
According to the utility model discloses battery locking means of third aspect embodiment, battery locking means is including being suitable for the locking structure of fixing the battery package on the vehicle, the locking structure be in above-mentioned embodiment the locking structure, battery locking means is still including being suitable for with the installation component of locking structure installation to the vehicle.
Further, the mounting assembly includes: the jacking piece is suitable for driving the second limiting piece to be separated from the first limiting piece, and the unlocking piece is suitable for detaching the mounting fastener from the automobile body when the second limiting piece is located at the unlocking position.
According to the fourth aspect of the present invention, the vehicle includes the battery pack assembled by the battery locking device mentioned in the above embodiments. Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
Fig. 1 is a schematic view of a locking structure according to an embodiment of the present invention from an angle of a battery pack;
Fig. 2 is a schematic view of another angle of the locking structure and the battery pack according to an embodiment of the present invention;
Fig. 3 is a schematic view of a second limiting member, a reset member, a rotating shaft, a stop block and a battery pack of the locking structure according to an embodiment of the present invention;
fig. 4 is another schematic diagram of a second limiting member, a reset member, a rotating shaft, a stop block, and a battery pack of the locking structure according to the embodiment of the present invention;
Fig. 5 is a schematic view of a locking structure in a locked position according to an embodiment of the present invention;
Fig. 6 is a schematic view of a locking structure in an unlocked position according to an embodiment of the present invention;
fig. 7 is a schematic view of the mounting fastener and the first limiting member of the locking structure according to the embodiment of the present invention;
Fig. 8 is another schematic view of the mounting fastener and the first retaining member of the locking structure according to the embodiment of the present invention;
Fig. 9 is a schematic view of a second limiting member of the locking structure according to an embodiment of the present invention;
fig. 10 is another schematic view of a second limiting element of the locking structure according to the embodiment of the present invention;
Fig. 11 is a schematic view of a rotating shaft of a locking structure according to an embodiment of the present invention;
Fig. 12 is another schematic view of a rotating shaft of the locking structure according to an embodiment of the present invention;
fig. 13 is a schematic view of the operation portion of the locking structure engaging with the jacking member of the mounting assembly according to an embodiment of the present invention;
Fig. 14 is another schematic view of the operation portion of the locking structure engaging with the jacking member of the mounting assembly according to an embodiment of the present invention;
Fig. 15 is a schematic diagram of a locking structure, a battery pack, and a mounting assembly according to an embodiment of the invention.
Reference numerals:
Locking structure 100, mounting assembly 200, battery pack 300,
the mounting fastener 110, the fixed flange table 111, the guide portion 112, the first limiting member 120, the second limiting member 130, the operating portion 131, the rotating boss 132,
A reset member 140, a rotating shaft 150, a first shaft segment 151, a second shaft segment 152, a third shaft segment 153, a limit flange 154, a stopper 160,
A jack 210 and an unlocking member 220.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
A locking structure 100 for a battery pack 300 according to an embodiment of the present invention is described below with reference to fig. 1 to 15.
As shown in fig. 1 to 6, a locking structure 100 for a battery pack 300 according to an embodiment of the present invention includes: the mounting fastener 110 and the second limiting member 130, the mounting fastener 110 is suitable for penetrating through the battery pack 300 to be fixed with the vehicle body, and the first limiting member 120 is arranged on the mounting fastener 110; the second limiting member 130 is movably disposed on the battery pack 300 and has a locking position and an unlocking position, when the second limiting member 130 is located at the locking position, the second limiting member 130 is engaged with the first limiting member 120 to limit the rotation of the mounting fastener 110, and when the second limiting member 130 is located at the unlocking position, the second limiting member 130 is separated from the first limiting member 120.
Wherein, the first limiting member 120 is configured as a plurality of ratchet teeth, the plurality of ratchet teeth are arranged on the peripheral wall of the mounting fastener 110 at intervals, and the second limiting member 130 comprises: and a ratchet rotatably provided on the battery pack 300.
Specifically, the mounting fastener 110 is adapted to cooperate with a nut on the vehicle body to fix the battery pack 300 on the vehicle body, and after the mounting fastener 110 is fastened and engaged with the nut on the vehicle body, the first limiting member 120 is engaged with the second limiting member 130, so as to achieve the effect of locking the mounting fastener 110, and when the battery pack 300 needs to be replaced, the first limiting member 120 is separated from the second limiting member 130, so that the battery pack 300 can be detached.
That is, the number of the first limiting members 120 formed as ratchet teeth is plural, the plural ratchet teeth are arranged in the circumferential direction of the mounting fastener 110, and the second limiting member 130 formed as a pawl is provided outside the mounting fastener 110 and adapted to be locked with any one of the plural ratchet teeth at the locking position, so that the mounting fastener 110 can be rotated when the pawl is rotated to release the locking engagement with the ratchet teeth.
According to the utility model discloses a locking structure 100 for battery package 300, through setting up first locating part 120 and second locating part 130, and make second locating part 130 rotate first locating part 120 relatively, with changeable between locking position and unblock position, not only make locking structure 100's structure simpler, the locking effect is better, the reliability is higher, and first locating part 120 is simpler with the cooperation of second locating part 130, at the in-process of changing battery package 300, wearing and tearing to erection fastener 110 are less, can prolong erection fastener 110's life.
In addition, the first limiting member 120 is formed as a ratchet, and the second limiting member 130 is formed as a pawl, so that the first limiting member 120 and the second limiting member 130 are simpler in structure and more convenient to process, and the locking cooperation between the first limiting member 120 and the second limiting member 130 is more stable and reliable, and the locking effect is better. In the specific embodiment shown in fig. 3 and 4, the locking structure 100 further includes: one end of the reset member 140 is connected to the second limiting member 130, the other end of the reset member 140 is connected to the battery pack 300, and when the second limiting member 130 is located at the unlocking position, the reset member 140 has a reset force that drives the second limiting member 130 to move toward the locking position. Therefore, the second limiting member 130 can have an unlocking position and automatically return to a locking position through the resetting force of the resetting member 140, so as to improve the working stability of the second limiting member 130.
It should be noted that, on one hand, by providing the reset member 140, it can be avoided that the second limiting member 130 is switched from the locking position to the unlocking position under the driving vibration during the driving of the vehicle, which causes a hidden danger in use, and on the other hand, the second limiting member 130 can be automatically switched back to the locking position, which reduces the assembly steps and can increase the quick-change speed.
As shown in fig. 7 and 8, the mounting fastener 110 further has a guide portion 112 and a fixing flange 111, the fixing flange 111 is adapted to be fixed to the battery pack 300, so that the mounting fastener 110 is better fitted to the battery pack 300 on the premise of improving the structural strength of the mounting fastener 110, and the guide portion 112 is adapted to guide the mounting fastener 110 when the mounting fastener 110 passes through the battery pack 300 to be coupled to a nut on a vehicle body, so that the assembly efficiency can be further improved.
Further, the restoring member 140 is configured as a torsion spring. That is to say, the elastic force of the torsion spring is formed as a reset force, and then when the second limiting member 130 is located at the unlocking position, the elastic force of the torsion spring overcomes the friction force of the second limiting member 130, and drives the second limiting member 130 to move back to the locking position. Thus, the locking structure 100 is further simplified on the premise that the reset member 140 has a simple structure and is low in production cost.
as shown in fig. 11 and 12, the locking structure 100 further includes: the rotating shaft 150, the rotating shaft 150 is fixed on the battery pack 300, and the second limiting member 130 is rotatably disposed on the rotating shaft 150; the rotation shaft 150 includes: the first shaft segment 151 and the second shaft segment 152 are connected in sequence from top to bottom, the first shaft segment 151 is fixedly matched on the battery pack 300, and the second shaft segment 152 penetrates through the second limiting member 130 and is in clearance fit with the second limiting member 130.
specifically, the shaft diameter of the first shaft segment 151 is smaller than the shaft diameter of the second shaft segment 152, the first shaft segment 151 has a thread thereon to be in thread fit with the battery pack 300 or the first shaft segment 151 is welded, riveted and fixed to the battery pack 300, and the shaft diameter of the second shaft segment 152 is slightly smaller than the diameter of the through hole for passing through the rotation shaft 150 on the second limiting member 130.
In this way, the first shaft segment 151 is arranged to fixedly connect the rotating shaft 150 to the battery pack 300, and the rotating shaft 150 is formed as a rotating shaft 150 about which the second limiting member 130 rotates, so that the second limiting member 130 can be smoothly switched between the locking position and the unlocking position; by providing the second shaft segment 152 and making the second shaft segment 152 and the second limiting member 130 be in clearance fit, the second limiting member 130 can be prevented from interfering with the second shaft segment 152 during the rotation process.
As shown in fig. 9 and 10, the second limiting member 130 further has a rotating boss 132, and the rotating boss 132 is adapted to be matched with the battery pack 300, so that the rotation of the second limiting member 130 is more stable.
In the specific embodiment shown in fig. 11 and 12, at least a portion of the torsion spring is configured in a ring-shaped configuration, and the rotation shaft 150 further includes: a third shaft segment 153, the third shaft segment 153 being disposed at a lower end of the second shaft segment 152 and passing through the ring structure. That is, the torsion spring is fitted over the third shaft segment 153. Therefore, the matching between the torsion spring and the second limiting member 130 is more stable and reliable.
As shown in fig. 1 to 6, a stopper 160 is disposed on the battery pack 300, the stopper 160 is adapted to stop one end of the torsion spring, and the height of the stopper 160 is not less than the height of the third shaft segment 153. From this, through a torque arm of dog 160 butt torsional spring to make the height of the highly more than or equal to third shaft section 153 of dog 160, not only make the torsional spring can produce elastic force through setting up dog 160 and reset in order to order about second locating part 130, make the height of dog 160 more reasonable moreover, make the cooperation of torsional spring and dog 160 more convenient, the assembly between the two is simpler.
In the embodiment shown in fig. 11 and 12, the rotating shaft 150 is further provided with a limit flange 154 adapted to press the annular structure against the second limiting member 130. Therefore, the limit flange 154 presses the torsion spring, so that the matching effect of the torsion spring and the second limiting member 130 can be further improved.
as shown in fig. 1 to 15, the second limiting member 130 is further provided with an operating portion 131, and the operating portion 131 is disposed at an end of the second limiting member 130 away from the pawl. Thus, in the process of shifting the operating part 131 to switch the second limiting member 130 to the unlocking position, the interference between the operating part 131 and the pawl can be avoided, and the unlocking speed can be increased.
It is understood that one end of the torsion spring is fixed to the operating part 131 and the other end of the torsion spring is fixed to the stopper 160, so that the torsion spring is pulled when the operating part 131 is pushed, thereby generating an elastic force.
It should be noted that when the battery pack 300 is manually removed, an operator may push the operating portion 131 to unlock the second limiting member 130, and when the battery pack 300 is replaced by the mounting assembly 200, a surface of the lifting member 210 opposite to the operating portion 131 is set to be an inclined surface, so that during the lifting process of the lifting member 210, the operating portion 131 is gradually pushed toward a direction away from the stopper 160 to switch the position of the second limiting member 130.
As shown in fig. 1, a battery pack 300 according to an embodiment of the present invention includes the locking structure 100 in the above embodiment. That is to say, the locking structure 100 in the above embodiment is suitable for the battery pack 300, and by the locking structure 100 in the above embodiment being matched with the battery pack 300, not only the fixing effect of the battery pack 300 is better, but also the locking structure 100 is detachably mounted on the battery pack 300, so that the locking structure 100 can be recycled while the replacement of the battery pack 300 is facilitated, and the production cost of the battery pack 300 is reduced.
In the specific embodiment shown in fig. 13 and 14, according to the battery locking device of the third aspect of the present invention, the battery locking device includes a locking structure 100 adapted to fix the battery pack 300 to the vehicle, and the battery locking device further includes a mounting assembly 200 adapted to mount the locking structure 100 to the vehicle.
According to the utility model discloses battery locking means of third aspect embodiment, through installation component 200 unblock or locking structure 100's installation fastener 110 to realize battery package 300's quick dismantlement through installation component 200, when improving battery package 300's change speed, can make battery package 300's dismantlement simpler, convenient.
Further, the mounting assembly 200 includes: the jacking piece 210 is suitable for driving the second limiting piece 130 to be separated from the first limiting piece 120, and the unlocking piece 220 is suitable for detaching the mounting fastener 110 from the vehicle body when the second limiting piece 130 is in the unlocking position. Therefore, the first limiting member 120 and the second limiting member 130 are unlocked through the jacking member 210, and the mounting fastener 110 is dismounted or mounted on the locking structure 100 through the unlocking member 220, so that the mounting assembly 200 is more reasonable in structure, and the battery pack 300 can be quickly replaced on the premise that the occupied space is smaller.
the vehicle according to the fourth aspect of the present invention includes the battery pack 300 assembled by the battery locking device mentioned in the above embodiments.
According to the utility model discloses vehicle adopts above-mentioned locking structure 100 and installation component 200 that is used for battery package 300, not only can improve the fixed effect of battery package 300 on the vehicle, can cooperate with installation component 200 through locking structure 100 moreover to realize battery package 300's quick replacement, to the popularization and the popularization of vehicle have better propulsive effect.
As shown in fig. 13 to 15, according to the battery replacing method for a battery pack 300 of a vehicle according to an embodiment of the fifth aspect of the present invention, a battery locking structure is disposed on the battery pack 300, and the battery replacing method for the battery pack 300 at least includes the following steps: the jacking piece 210 is driven to move upwards, and the jacking piece 210 is matched with the operating part 131 and drives the pawl to rotate; the pawl disengages from the ratchet to free the mounting fastener 110; the mounting fastener 110 is removed from the vehicle body using the unlocking member 220 to complete the disassembly of the battery pack 300.
That is, the battery replacing method according to the embodiment of the present invention means that the locking structure 100 is suitable for cooperating with the mounting assembly 200, so that the battery pack 300 can be replaced quickly.
Specifically, the mounting assembly 200 includes a jacking member 210, an unlocking member 220 and a strong magnet (not shown in the figure), the strong magnet is disposed in the unlocking member 220, so that the jacking member 210 moves upwards to push the operating portion 131 to move, the operating portion 131 drives the second limiting member 130 (i.e., a pawl) to move to an unlocking position, and then the locking between the second limiting member 130 and the first limiting member 120 (i.e., a ratchet) is released, and the unlocking member 220 is engaged with the mounting fastener 110, and rotates counterclockwise or clockwise to release the engagement between the mounting fastener 110 and a nut on a vehicle body, so as to achieve the quick replacement of the battery pack 300, and after the mounting fastener 110 is detached, the strong magnet adsorbs the mounting fastener 110 in the unlocking member 220, thereby avoiding the loss of the mounting fastener 110.
further, after the replacement of the battery pack 300 is completed, the unlocking member 220 rotates clockwise or counterclockwise to tighten the mounting fastener 110 with the nut on the vehicle body, the lifting member 210 falls, the second limiting member 130 returns to the locking position, and the newly replaced battery pack 300 is fixed and locked after the replacement of the battery pack 300 is completed.
In summary, in the battery replacement method of the present embodiment, the locking structure 100 is matched with the mounting assembly 200, so that the battery replacement efficiency of the vehicle can be improved.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.
In the description of the present invention, "a plurality" means two or more.
in the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.
In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.
Other configurations of …, such as … and …, and the like, and operations according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (12)
1. A locking structure for a battery pack, comprising:
The mounting fastener (110), the mounting fastener (110) is suitable for passing through the battery pack (300) to be fixed with a vehicle body, and a first limiting part (120) is arranged on the mounting fastener (110);
The second limiting piece (130) is movably arranged on the battery pack (300) and has a locking position and an unlocking position, when the second limiting piece (130) is located at the locking position, the second limiting piece (130) is matched with the first limiting piece (120) to limit the rotation of the mounting fastener (110), and when the second limiting piece (130) is located at the unlocking position, the second limiting piece (130) is separated from the first limiting piece (120);
The first retaining member (120) is configured as a plurality of ratchet teeth that are provided at intervals on the outer circumferential wall of the mounting fastener (110), and the second retaining member (130) includes: a pawl rotatably disposed on the battery pack (300) to lock or unlock the mounting fastener (110).
2. The lock structure for a battery pack according to claim 1, further comprising: the battery pack is characterized by comprising a resetting piece (140), one end of the resetting piece (140) is connected with the second limiting piece (130), the other end of the resetting piece (140) is connected with the battery pack (300), and when the second limiting piece (130) is located at an unlocking position, the resetting piece (140) has resetting force for driving the second limiting piece (130) to move towards a locking position.
3. the locking structure for a battery pack according to claim 2, wherein the reset member (140) is configured as a torsion spring.
4. The lock structure for a battery pack according to claim 3, further comprising: the rotating shaft (150), the rotating shaft (150) is fixed on the battery pack (300), and the second limiting member (130) is rotatably arranged on the rotating shaft (150);
The rotating shaft (150) includes: the battery pack comprises a first shaft section (151) and a second shaft section (152) which are sequentially connected from top to bottom, wherein the first shaft section (151) is fixedly matched on the battery pack (300), and the second shaft section (152) penetrates through the second limiting piece (130) and is in clearance fit with the second limiting piece (130).
5. The locking structure for a battery pack according to claim 4, wherein at least a portion of the torsion spring is configured as a ring structure, and the rotation shaft (150) further comprises: a third shaft segment (153), the third shaft segment (153) being disposed at a lower end of the second shaft segment (152) and passing through the annular structure.
6. the locking structure for battery packs according to claim 5, wherein a stopper (160) is provided on the battery pack (300), the stopper (160) being adapted to stop one end of the torsion spring, the stopper (160) having a height not less than the height of the third shaft section (153).
7. the locking structure for a battery pack according to claim 5, wherein the rotating shaft (150) is further provided with a position-limiting flange (154) adapted to press the ring-shaped structure against the second position-limiting member (130).
8. The locking structure for a battery pack according to claim 1, wherein an operating portion (131) is further provided on the second limiting member (130), and the operating portion (131) is provided at an end of the second limiting member (130) away from the pawl.
9. A battery pack, characterized in that it comprises a locking structure (100) according to any one of claims 1 to 8.
10. A battery locking arrangement, characterized in that the battery locking arrangement comprises a locking structure (100) adapted to secure a battery pack (300) to a vehicle, the locking structure (100) being the locking structure (100) of any one of claims 1-8, and a mounting assembly (200) adapted to mount the locking structure (100) to a vehicle.
11. The battery locking apparatus of claim 10, wherein the mounting assembly (200) comprises: the lifting piece (210) is suitable for driving the second limiting piece (130) to be separated from the first limiting piece (120), and the unlocking piece (220) is suitable for detaching the mounting fastener (110) from the vehicle body when the second limiting piece (130) is located at an unlocking position.
12. A vehicle characterized by comprising the battery pack (300) according to claim 9 assembled by the battery locking device according to claim 10 or 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821796351.8U CN209756838U (en) | 2018-11-01 | 2018-11-01 | Locking structure, battery pack, battery locking device and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821796351.8U CN209756838U (en) | 2018-11-01 | 2018-11-01 | Locking structure, battery pack, battery locking device and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN209756838U true CN209756838U (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821796351.8U Active CN209756838U (en) | 2018-11-01 | 2018-11-01 | Locking structure, battery pack, battery locking device and vehicle |
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| Country | Link |
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| CN (1) | CN209756838U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111114372A (en) * | 2018-11-01 | 2020-05-08 | 北京新能源汽车股份有限公司 | Locking structure, battery pack, battery locking device, vehicle and battery replacement method |
| CN111162227A (en) * | 2020-04-03 | 2020-05-15 | 广东博智林机器人有限公司 | Battery self-locking mechanism and battery replacing device |
| CN111703334A (en) * | 2020-06-12 | 2020-09-25 | 北京新能源汽车股份有限公司 | Locking mechanism assembly, locking method, unlocking method and electric automobile |
-
2018
- 2018-11-01 CN CN201821796351.8U patent/CN209756838U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111114372A (en) * | 2018-11-01 | 2020-05-08 | 北京新能源汽车股份有限公司 | Locking structure, battery pack, battery locking device, vehicle and battery replacement method |
| CN111162227A (en) * | 2020-04-03 | 2020-05-15 | 广东博智林机器人有限公司 | Battery self-locking mechanism and battery replacing device |
| CN111162227B (en) * | 2020-04-03 | 2020-08-04 | 广东博智林机器人有限公司 | Battery self-locking mechanism and battery replacing device |
| CN111703334A (en) * | 2020-06-12 | 2020-09-25 | 北京新能源汽车股份有限公司 | Locking mechanism assembly, locking method, unlocking method and electric automobile |
| CN111703334B (en) * | 2020-06-12 | 2021-12-17 | 北京新能源汽车股份有限公司 | Locking mechanism assembly, locking method, unlocking method and electric automobile |
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