CN211543242U - Battery box locking device for pure electric vehicle - Google Patents
Battery box locking device for pure electric vehicle Download PDFInfo
- Publication number
- CN211543242U CN211543242U CN202020142738.2U CN202020142738U CN211543242U CN 211543242 U CN211543242 U CN 211543242U CN 202020142738 U CN202020142738 U CN 202020142738U CN 211543242 U CN211543242 U CN 211543242U
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- battery box
- hole
- locking device
- pure electric
- electric vehicle
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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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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model provides a battery box locking device for pure electric vehicles, which comprises a battery box body, a fixing plate, a locking component and an unlocking cap, wherein the battery box body is provided with a mounting hole, the middle part of the fixing plate is provided with a first through hole, the locking component comprises a bolt, a spring sleeve, an anti-loosening sleeve and a base, a connecting part passes through the first through hole and is in threaded connection with the nut, the nut is fastened at the top of the fixing plate through a nut frame, a clamping part is clamped with the mounting hole, the base is provided with a mounting groove, the bottom of the mounting groove is provided with a second through hole corresponding to the bolt, a transmission part sequentially passes through the spring sleeve, the anti-loosening sleeve and the second through hole from top to bottom, one end of the transmission part, which penetrates out of the second through hole, is detachably provided with the unlocking cap, and the bottom of the anti-loosening sleeve is uniformly provided with bulges, the bottom of the mounting groove is uniformly provided with grooves corresponding to the bulges.
Description
Technical Field
The utility model belongs to the technical field of electric automobile changes, particularly, relate to a battery box locking device for pure electric vehicles.
Background
With the rapid development of social economy, the problems of global energy shortage and environmental pollution become more and more serious, and new energy automobiles draw more and more attention to the society under the development trend of environmental protection and clean energy concepts, so that the development prospect is very wide. The electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels by a motor to run, meets various requirements of road traffic and safety regulations, has smaller influence on the environment compared with the traditional automobile, the advance of the electric vehicle is widely seen, wherein the main difference of the pure electric vehicle relative to a fuel vehicle is that the electric vehicle comprises four parts, a driving motor, a speed regulation controller, a power battery and a vehicle-mounted charger, the electric passenger vehicle is convenient and quick to refuel like a fuel vehicle, and has the difference that the battery box is replaced together with an oil tank every time, and the electric passenger vehicle has high popularization and application values in specific fields of public transport, leasing, logistics and the like. Its battery box of battery replacement mode's pure electric vehicles installs mostly on pure electric vehicles's automobile body, has great clearance between the connected mode of traditional battery box and automobile body, if reduce the clearance through the precision that changes the part and can increase the cost, the facilitate promotion not.
SUMMERY OF THE UTILITY MODEL
The utility model provides a battery box locking device for pure electric vehicles, the technical problem that solve provide a simple structure, convenient and reliable, the preparation shaping of being convenient for, the lower battery box locking device for pure electric vehicles of cost.
In view of the above, the utility model provides a novel battery box locking device for pure electric vehicles, which comprises a battery box body, a fixing plate, a locking assembly and an unlocking cap, wherein the battery box body is provided with a mounting hole, the middle part of the fixing plate is provided with a first through hole, the locking assembly comprises a bolt, a spring sleeve, an anti-loosening sleeve and a base, the bolt is provided with a connecting part, a clamping part and a transmission part in sequence from top to bottom, the connecting part passes through the first through hole and is in threaded connection with a nut, the nut is fastened on the top of the fixing plate through a nut frame, the clamping part is clamped with the mounting hole, the base is provided with a mounting groove, the bottom of the mounting groove is provided with a second through hole corresponding to the bolt, the transmission part passes through the spring sleeve, the anti-loosening sleeve and the second through hole in sequence, and the unlocking cap can be disassembled, the bottom of the anti-loosening sleeve is evenly provided with bulges, and the bottom of the mounting groove is evenly provided with grooves corresponding to the bulges.
In the above technical solution, preferably, the engaging portion is provided with a circular baffle, and a diameter of the circular baffle is larger than a diameter of the first through hole.
In the above technical solution, preferably, the transmission portion is provided with a clamping edge, and the inner side wall of the unlocking cap is provided with a clamping groove corresponding to the clamping edge.
In the above technical solution, preferably, the outer surface of the connecting portion is provided with an external thread, and the inner side of the nut is provided with an internal thread corresponding to the external thread.
In the above technical scheme, preferably, the engaging portion adopts a bolt flange structure, the top of the bolt flange tightly clamps the battery box body, and the bottom of the bolt flange tightly supports the spring.
In the above technical solution, preferably, center lines of the mounting hole, the first through hole, and the second through hole are disposed on the same axis.
In the above technical solution, preferably, the outer surface of the unlocking cap is provided with an anti-slip groove.
Compared with the prior art, the utility model has the advantages of: through the combination of the fixing plate and the locking assembly, the rigid connection between the battery box body and the vehicle body is realized, the abrasion caused by collision due to the shaking of the battery box in the running process of the vehicle body is effectively avoided, the service life of the battery box is effectively prolonged, and the use safety of the battery box is ensured; the unlocking cap corresponding to the bolt is arranged, so that the disassembly and the assembly are convenient, and the use is convenient; and the bulge arranged at the bottom of the anti-loosening sleeve and the groove correspondingly arranged at the bottom of the mounting groove are convenient for film pressing and forming, the cost is lower, and the popularization and the use are convenient.
Drawings
Fig. 1 is a schematic view illustrating a disassembled structure of a battery box locking device for a pure electric vehicle according to an embodiment of the present invention;
fig. 2 is a schematic side perspective structural diagram of a battery box locking device for a pure electric vehicle according to an embodiment of the present invention;
fig. 3 is a schematic side perspective structural view illustrating a battery box locking device for a blade electric vehicle according to another embodiment of the present invention;
fig. 4 shows a schematic structural view of a base according to an embodiment of the invention;
fig. 5 shows a schematic structural view of a release sleeve according to an embodiment of the invention;
fig. 6 shows a schematic view of an installation process of a battery box locking device for a pure electric vehicle according to an embodiment of the present invention;
fig. 7 shows a schematic diagram of a disassembling process of the battery box locking device for the pure electric vehicle according to the embodiment of the present invention.
The names corresponding to the reference numerals in the drawings are a battery box body 101, a fixing plate 102, an unlocking cap 103, a first through hole 104, a bolt 105, a spring sleeve 106, a release sleeve 107, a base 108, a connecting part 109, a clamping part 110, a transmission part 111, a nut 112, a nut frame 113, an installation groove 114, a second through hole 115, a protrusion 116 and a groove 117.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The present invention will be further described with reference to fig. 1 to 7.
As shown in fig. 1 to 5, a battery box locking device for a pure electric vehicle includes a battery box body 101, a fixing plate 102, a locking assembly and an unlocking cap 103, wherein a mounting hole (not shown) is formed in the battery box body 101, a first through hole 104 is formed in the middle of the fixing plate 102, the locking assembly includes a bolt 105, a spring sleeve 106, an anti-loosening sleeve and a base 108, the bolt 105 is sequentially provided with a connecting portion 109, an engaging portion 110 and a transmission portion 111 from top to bottom, the connecting portion 109 passes through the first through hole 104 and is in threaded connection with a nut 112, the nut 112 is fastened to the top of the fixing plate 102 by a nut bracket 113, the engaging portion 110 is in engagement with the mounting hole, the base 108 is provided with a mounting groove 114, a second through hole 115 corresponding to the bolt 105 is formed in the bottom of the mounting groove 114, and the transmission portion 111 sequentially passes through the spring sleeve 106, the spring sleeve 106, The anti-loosening sleeve and the second through hole 115 can be detachably arranged with the unlocking cap 103, the bottom of the anti-loosening sleeve is uniformly provided with a protrusion 116, the bottom of the mounting groove 114 is uniformly provided with a groove 117 corresponding to the protrusion 116, the clamping portion 110 is provided with a circular baffle, the diameter of the circular baffle is larger than that of the first through hole 104, the outer surface of the connecting portion 109 is provided with an external thread, the inner side of the nut 112 is provided with an internal thread (not shown in the figure) corresponding to the external thread, the clamping portion 110 adopts a bolt 105 flange structure, the top of the bolt 105 flange is clamped on the battery box body 101, the bottom of the bolt 105 flange is tightly abutted to the spring, and the mounting hole, the first through hole 104 and the central line of the second through hole 115 are arranged on the same axis.
Further, a clamping edge (not shown in the figure) is arranged on the transmission part 111, and a clamping groove (not shown in the figure) corresponding to the clamping edge is arranged on the inner side wall of the unlocking cap 103.
The engaging edge is engaged with the engaging groove, so that the unlocking cap 103 can be tightly clamped on the transmission part 111 of the bolt 105, and a user can rotate the bolt 105 through the unlocking cap 103.
Further, the outer surface of the unlocking cap 103 is provided with a slip-preventing groove (not shown in the figure).
The anti-slip grooves formed in the outer surface of the unlocking cap 103 can effectively prevent slipping, and force can be applied to rotate and push the unlocking cap 103 conveniently.
Embodiment one, the locking device in the present invention is suitable for locking a power battery of a pure electric vehicle, as shown in fig. 6, a bolt 105 sequentially passes through a base 108, an anti-loosening sleeve, a spring sleeve 106 and a battery box body 101 from bottom to top, then a penetrating connecting portion 109 passes through a fixing plate 102, the penetrating portion rotates a bolt 105 mounting nut 112 through an unlocking cap 103, and is fastened through a nut frame 113, at this time, the top of a circular baffle contacts with the battery box body 101, the bottom of the circular baffle contacts with the top of the spring sleeve 106, the bottom of the spring sleeve 106 contacts with the top of the anti-loosening sleeve, and the bottom of the anti-loosening sleeve contacts with the bottom of the mounting groove 114; after locking, the unlocking cap 103 is detached and stored separately, and the battery box body 101 is locked.
In the second embodiment, as shown in fig. 7, the unlocking cap 103 is covered on the transmission part 111, the anti-loose sleeve is pushed upwards by applying force, the spring is compressed, the retaining protrusion 116 is separated from the groove 117, then the unlocking cap 103 is rotated to drive the bolt 105 to rotate, the bolt is separated from the nut 112, the separation of the locking device is completed, and the battery box body 101 is disassembled.
The technical scheme of the utility model is explained in detail above with the accompanying drawings, the technical scheme of the utility model provides a novel battery box locking device for pure electric vehicles, through the combination of fixed plate and locking component, realize the rigid connection of battery box body and automobile body, effectively avoided the automobile body in the course of traveling, the battery box rocks and arouses the wearing and tearing that the collision caused, has effectively improved the life of battery box, has guaranteed the safety in utilization of battery box simultaneously; the unlocking cap corresponding to the bolt is arranged, so that the disassembly and the assembly are convenient, and the use is convenient; and the bulge that the anti-loosening sleeve bottom set up, with the corresponding recess that sets up in the mounting groove bottom, the film pressing shaping of being convenient for, the cost is lower, and facilitate promotion and use have both guaranteed that the battery box locking is reliable, the unblock is convenient, can use repeatedly again, have overcome current easy variability and wearing and tearing when trading the flexible connection between battery box and automobile body, do not move the shortcoming of pine during the rigid connection.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A battery box locking device for a pure electric vehicle comprises a battery box body and is characterized by further comprising a fixing plate, a locking assembly and an unlocking cap, wherein a mounting hole is formed in the battery box body, a first through hole is formed in the middle of the fixing plate, the locking assembly comprises a bolt, a spring sleeve, an anti-loosening sleeve and a base, the bolt is sequentially provided with a connecting portion, a clamping portion and a transmission portion from top to bottom, the connecting portion penetrates through the first through hole and is in threaded connection with a nut, the nut is fastened to the top of the fixing plate through a nut frame, the clamping portion is clamped with the mounting hole, a mounting groove is formed in the base, a second through hole corresponding to the bolt is formed in the bottom of the mounting groove, the transmission portion sequentially penetrates through the spring sleeve, the anti-loosening sleeve and the second through hole from top to bottom, and the end, penetrating out of the second through hole, of the transmission portion is detachably provided with the unlocking cap, the bottom of anti-loosening sleeve evenly is provided with a plurality of archs, the bottom of mounting groove evenly is provided with a plurality of recesses.
2. The battery box locking device for the pure electric vehicle according to claim 1, wherein the engaging portion is provided with a circular baffle plate, and a diameter of the circular baffle plate is larger than a diameter of the first through hole.
3. The battery box locking device for the pure electric vehicle as claimed in claim 1, wherein a locking edge is provided on the transmission portion, and a locking groove is provided on an inner side wall of the unlocking cap.
4. The battery box locking device for the pure electric vehicle according to claim 1, wherein an outer surface of the connecting portion is provided with an external thread, and an inner side of the nut is provided with an internal thread.
5. The battery box locking device for the pure electric vehicle as claimed in claim 1, wherein the engaging portion is of a bolt flange structure, the top of the bolt flange tightly clamps the battery box body, and the bottom of the bolt flange tightly abuts against the spring.
6. The battery box locking device for the pure electric vehicle according to claim 1, wherein center lines of the mounting hole, the first through hole, and the second through hole are arranged on the same axis.
7. The battery box locking device for the pure electric vehicle as claimed in claim 1, wherein the outer surface of the unlocking cap is provided with an anti-slip groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020142738.2U CN211543242U (en) | 2020-01-21 | 2020-01-21 | Battery box locking device for pure electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020142738.2U CN211543242U (en) | 2020-01-21 | 2020-01-21 | Battery box locking device for pure electric vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN211543242U true CN211543242U (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020142738.2U Active CN211543242U (en) | 2020-01-21 | 2020-01-21 | Battery box locking device for pure electric vehicle |
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| CN (1) | CN211543242U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113715912A (en) * | 2021-09-13 | 2021-11-30 | 德州职业技术学院 | Automobile supporting beam with stabilizing assembly |
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2020
- 2020-01-21 CN CN202020142738.2U patent/CN211543242U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113715912A (en) * | 2021-09-13 | 2021-11-30 | 德州职业技术学院 | Automobile supporting beam with stabilizing assembly |
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