CN220682128U - Heavy-duty truck battery pack and battery bracket locking mechanism and heavy-duty truck battery pack - Google Patents
Heavy-duty truck battery pack and battery bracket locking mechanism and heavy-duty truck battery pack Download PDFInfo
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- CN220682128U CN220682128U CN202320700819.3U CN202320700819U CN220682128U CN 220682128 U CN220682128 U CN 220682128U CN 202320700819 U CN202320700819 U CN 202320700819U CN 220682128 U CN220682128 U CN 220682128U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 36
- 238000003825 pressing Methods 0.000 claims abstract description 54
- 230000006835 compression Effects 0.000 claims abstract description 4
- 238000007906 compression Methods 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a heavy-duty battery pack and a battery bracket locking mechanism, and a heavy-duty battery pack; the locking mechanism is arranged on the frame base in pairs, and the locking mechanism is axially symmetrical along the frame and further comprises a power unit and a locking unit; the locking unit comprises a pressing piece and a pressing part; the bottom end of the pressing piece is hinged to the right side of the power unit, the pressing part is arranged on the front side of the pressing piece, the pressing piece can swing forwards, and the pressing part presses the bracket; the power unit comprises a linear motion part and a supporting frame; the support frame is fixed on the side surface of the base, the middle part of the linear motion part is hinged at the left end of the support frame, and the top end of the linear motion part is hinged at the rear end of the compression piece; the top end of the linear motion part can stretch outwards, and the linear motion part is self-locking when stationary; the battery pack fixing mechanism comprises a fixing mechanism body, a fixing mechanism body and a fixing mechanism body.
Description
Technical Field
The utility model relates to the technical field of battery pack fixing structures, in particular to a heavy-duty battery pack and battery bracket locking mechanism and a heavy-duty battery pack.
Background
The new energy automobile adopts unconventional automobile fuel as a power source, integrates the advanced technology in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure; wherein pure electric vehicles occupy a major market share;
at present, in the new energy automobile industry, most passenger cars are supplemented with electric energy in a quick charging mode, and commercial cars such as electric heavy trucks adopt a power conversion mode due to large battery pack capacity, long charging time and other reasons; the main power conversion modes of the electric heavy truck are divided into top-hanging power conversion, single-side integral power conversion and double-side integral power conversion at present; in the three power exchanging modes, the battery pack needs to be fixed with a base on the frame, and can be automatically unlocked during power exchanging; most of the fixing mechanisms of the battery pack on the base integrate two sets of structures of compaction and anti-loosening to realize the purpose of fixing the battery pack, and the structure of the mode is complex, and has certain difficulty in the design and manufacture of the anti-loosening structure, so that the technical practical effect is not ideal.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a heavy-duty battery pack and battery bracket locking mechanism, which solves the problems that the fixing mechanism of the battery pack on a base is complex in structure and the anti-loosening effect of the battery pack is poor.
According to the embodiment of the utility model, the locking mechanism of the heavy truck battery pack and the battery bracket comprises a frame base, wherein the locking mechanism is arranged on the frame base and further comprises a power unit and a locking unit; the power unit is fixed on the side surface of the base, and the locking unit is arranged above the power unit; the power unit can drive the locking unit to swing to fix the battery pack.
Compared with the prior art, the utility model has the following beneficial effects: when the heavy truck battery pack is replaced, the power unit drives the locking unit to swing outwards to unlock the battery pack, and the battery pack leaves the base; the new battery pack is placed on the base, and the power unit drives the locking unit to swing inwards to fix the battery pack; the battery pack is fixed by swinging the locking unit, so that the battery pack is locked and loose, the locking unit is small in action, and the fixing mechanism of the battery pack on the base is simple in structure and easy to maintain.
Further, the locking unit comprises a pressing piece and a pressing part; the bottom end of the pressing piece is hinged to the right side of the power unit, the pressing part is arranged on the front side of the pressing piece, the pressing piece can swing forwards, and the pressing part presses the bracket.
By adopting the technical scheme, the method has the advantages that: when the locking unit acts, the driving unit drives the pressing piece to swing; the pressing piece swings outwards, the pressing part leaves the bracket, and the battery pack is unlocked; the pressing piece swings inwards, the pressing part presses the bracket, and the battery pack is fixed.
Further, the power unit comprises a linear motion part and a supporting frame; the support frame is fixed on the side surface of the base, the middle part of the linear motion part is hinged at the left end of the support frame, and the top end of the linear motion part is hinged at the rear end of the compression piece; the top end of the linear motion part can stretch outwards, and the linear motion part is self-locking when stationary.
By adopting the technical scheme, the method has the advantages that: the top end of the linear motion part stretches outwards, the top end of the linear motion part drives the pressing piece to swing inwards, and the pressing part presses the bracket; the top end of the linear motion part stretches inwards, the top end of the linear motion part drives the pressing piece to swing outwards, the pressing part loosens the bracket, and a leaving channel of the bracket is reserved; when the battery pack is fixed, the linear motion part is static and self-locking, and the anti-loosening effect of the battery pack is good.
The utility model also discloses a heavy-duty battery pack which is fixed by the heavy-duty battery pack and the battery bracket locking mechanism, wherein the bracket is a cuboid frame, and the battery pack is arranged in the bracket; the bottom of the bracket is provided with a supporting rod, and the battery packs and the supporting rod are arranged at intervals; the top end of the supporting rod is provided with an inclined block, and the bottom end of the supporting rod is provided with a buffer cushion; the supporting rod is arranged above the base, and the buffer cushion is contacted with the base; the locking unit can compress tightly the sloping block on the base to fix the battery pack.
By adopting the technical scheme, the method has the advantages that: a battery pack is placed on the base, and the buffer cushion reduces the impact received by the bracket; the locking unit presses the bevel block on the base, and the locking unit generates downward pressure and inward component force on the bevel block, so that the position of the bracket on the base is fixed.
Drawings
FIG. 1 is an isometric view of a heavy truck battery pack and battery bracket locking mechanism according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of an unlocking state of a locking mechanism of a heavy truck battery pack and a battery bracket according to an embodiment of the utility model;
fig. 3 is a schematic diagram illustrating a pressing state of a heavy-duty battery pack and a battery bracket locking mechanism according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of a battery pack unlocking structure;
fig. 5 is a schematic view of a battery pack fixing structure.
In the above figures: base 1, support frame 2, protruding ear 201, mount 3, riser 301, motor 4, threaded rod 5, nut 6, connecting piece 7, set square 8, extension board 9, back shaft 10, cylinder 11, bracing piece 12, blotter 13, sloping block 14.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
As shown in fig. 4 and 5: the locking mechanism comprises a frame base 1, wherein the locking mechanisms are arranged on the frame base 1 in pairs, and the locking mechanisms are axially symmetrical along the frame and further comprise a power unit and a locking unit; the power unit is fixed on the side surface of the base 1, and the locking unit is arranged above the power unit; the power unit can drive the locking unit to swing to fix the battery pack.
Compared with the prior art, the utility model has the following beneficial effects: when the heavy truck battery pack is replaced, the power unit drives the locking unit to swing outwards to unlock the battery pack, and the battery pack leaves the base 1; a new battery pack is placed on the base 1, and the power unit drives the locking unit to swing inwards to fix the battery pack; the locking unit has less actions, and the fixing mechanism of the battery pack on the base 1 has simple structure.
Specifically, the locking unit comprises a pressing piece and a pressing part; the bottom end of the pressing piece is hinged to the right side of the power unit, the pressing part is arranged on the front side of the pressing piece, the pressing piece can swing forwards, and the pressing part presses the bracket.
When the locking unit acts, the driving unit drives the pressing piece to swing; the pressing piece swings outwards, the pressing part leaves the bracket, and the battery pack is unlocked; the pressing piece swings inwards, the pressing part presses the bracket, and the battery pack is fixed.
Specifically, the power unit comprises a linear motion part and a supporting frame 2; the support frame 2 is fixed on the side surface of the base 1, the middle part of the linear motion part is hinged at the left end of the support frame 2, and the top end of the linear motion part is hinged at the rear end of the compression piece; the top end of the linear motion part can stretch outwards, and the linear motion part is self-locking when stationary.
The top end of the linear motion part stretches outwards, the top end of the linear motion part drives the pressing piece to swing inwards, and the pressing part presses the bracket; the top end of the linear motion part stretches inwards, the top end of the linear motion part drives the pressing piece to swing outwards, the pressing part loosens the bracket, and a leaving channel of the bracket is reserved; when the battery pack is fixed, the linear motion part is static and self-locking, and the anti-loosening effect of the battery pack is good.
Example 1
As shown in fig. 1-3: the linear motion part comprises a fixed frame 3, a motor 4, a threaded rod 5, a nut 6, a sleeve coupler and a connecting piece 7; the motor 4 is a vertical motor 4; the top of the left end of the support frame 2 is provided with a protruding lug 201, the top of the protruding lug 201 is provided with a shaft hole, and the fixing frame 3 is hinged on the protruding lug 201; the motor 4 is fixed in the middle of the fixed frame 3, and the shaft of the motor 4 passes through the fixed frame 3 and is fixed with the bottom end of the threaded rod 5 through a sleeve coupler; the nut 6 is fixed in the middle of the bottom end surface of the connecting piece 7, the nut 6 is in threaded connection with the threaded rod 5, and two ends of the connecting piece 7 are hinged at the rear end of the compressing piece; the fixing frame 3 and the connecting piece 7 are U-shaped, two ends of the fixing frame are triangular vertical plates 301, and through holes are formed in the tops of the vertical plates 301.
The U-shaped shape of the fixing frame 3 and the connecting piece 7 leaves a movable space of the threaded rod 5; the motor 4 rotates forwards, the threaded rod 5 drives the nut 6 to move upwards, the pressing piece tilts forwards, and the pressing part presses the inclined block 14; then the motor 4 stops rotating, and the battery pack is fixed on the base 1; the threaded rod 5 and the nut 6 are in threaded transmission, and the nut 6 is in threaded self-locking on the threaded rod 5; the motor 4 reversely rotates, the threaded rod 5 drives the nut 6 to move downwards, the pressing piece swings upwards, the pressing part leaves the inclined block 14, a leaving channel of the bracket is reserved, and the external hoisting equipment can hoist the battery pack; when the thread is self-locking, the force of the pressing piece acting on the threaded rod 5 is along the axial direction of the threaded rod 5, so that the threaded rod 5 cannot be bent laterally; the supporting frame 2 is provided with the protruding lugs 201, so that the motor 4 is close to the supporting frame 2, and the locking mechanism is compact in overall structure and small in occupied space.
As shown in fig. 1 and 2: the compressing piece comprises two triangular plates 8 and a supporting shaft 10; the pressing part is a roller 11; round holes are formed in the front end, the rear end and the bottom end of the triangular plate 8, a supporting shaft 10 is fixed in the round holes in the front end of the triangular plate 8, and a roller 11 is rotatably connected to the supporting shaft 10; the top end surface of the right side of the support frame 2 is fixedly connected with two support plates 9, the bottom end of a triangular plate 8 is hinged to the top of each support plate 9, and the triangular plate 8 is arranged on the inner sides of the two support plates 9; the support plate 9 is a triangular plate; three sides of the triangular plate 8 are curved surfaces, two short sides of the triangular plate 8 are inwards recessed, the long sides of the triangular plate 8 are outwards protruded, and the front part of the triangular plate 8 is longer than the rear part of the triangular plate 8.
The round hole, the through hole and the shaft hole provide fixed positions of connecting shafts which are mutually hinged with all the components; the roller 11 is in rolling friction on the inclined block 14, so that the roller 11 is small in abrasion and small in resistance; the inclined surface at the top of the inclined block 14 is a sudden change edge angle, two short sides of the triangular plate 8 are inwards sunken, and motion interference between the triangular plate 8 and the inclined block 14 is avoided; the support rod 12, the cushion pad 13 and the inclined block 14 have a certain overall height, and the front length of the triangular plate 8 is matched with the specific overall height.
As shown in fig. 4 and 5: the bracket is a cuboid frame, and the battery pack is arranged in the bracket; the bottom of the bracket is provided with a supporting rod 12, and the battery pack and the supporting rod 12 are arranged at intervals; the support rod 12 is a square tube; the top end of the supporting rod 12 is provided with an inclined block 14, and the bottom end of the supporting rod 12 is provided with a buffer cushion 13; the supporting rod 12 is arranged above the base 1, and the cushion pad 13 is contacted with the base 1; the cross section of the inclined block 14 is in a right trapezoid shape, the right trapezoid is inverted, the roller 11 can be pressed on the inclined edge, and the battery pack is fixed.
A battery pack is placed on the base 1, and the buffer cushion 13 reduces the impact received by the bracket; the locking unit compresses the inclined block 14 on the base 1, the roller 11 presses on the right trapezoid inclined plane, the force applied by the roller 11 to the inclined plane is decomposed into downward pressure and inward component force, and the trend that the supporting rod 12 is separated upwards and moves transversely on the base 1 corresponds to the trend, so that the battery pack is fixed.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (10)
1. The utility model provides a heavy truck trades electric battery package and battery bracket locking mechanism, includes the frame base, and locking mechanism arranges on the frame base, its characterized in that: the device also comprises a power unit and a locking unit; the power unit is fixed on the side surface of the base, and the locking unit is arranged above the power unit; the power unit can drive the locking unit to swing to fix the battery pack.
2. The heavy truck battery pack and battery bracket locking mechanism of claim 1, wherein: the locking unit comprises a pressing piece and a pressing part; the bottom end of the pressing piece is hinged to the right side of the power unit, the pressing part is arranged on the front side of the pressing piece, the pressing piece can swing forwards, and the pressing part presses the bracket.
3. The heavy truck battery pack and battery bracket locking mechanism of claim 1, wherein: the power unit comprises a linear motion part and a supporting frame; the support frame is fixed on the side surface of the base, the middle part of the linear motion part is hinged at the left end of the support frame, and the top end of the linear motion part is hinged at the rear end of the compression piece; the top end of the linear motion part can stretch outwards, and the linear motion part is self-locking when stationary.
4. A heavy duty battery pack and battery bracket locking mechanism as recited in claim 3, wherein: the linear motion part comprises a fixed frame, a motor, a threaded rod, a nut and a connecting piece; the fixing frame is hinged to the left end of the supporting frame, the motor is fixed to the middle of the fixing frame, and the motor shaft penetrates through the fixing frame and is fixed to the bottom end of the threaded rod; the nut is fixed in the middle of the bottom end surface of the connecting piece, the nut is in threaded connection with the threaded rod, and two ends of the connecting piece are hinged to the rear end of the pressing piece.
5. The heavy truck battery pack and battery bracket locking mechanism of claim 2, wherein: the compressing piece comprises two triangular plates and a supporting shaft; the compressing part is a roller; round holes are formed in the front end, the rear end and the bottom end of the triangular plate, the supporting shaft is fixed in the round holes in the front end of the triangular plate, and the roller is rotatably connected to the supporting shaft; two support plates are fixedly connected to the top end face of the right side of the support frame, and the bottom end of the triangle is hinged to the top of each support plate.
6. The heavy duty battery pack and battery bracket locking mechanism of claim 5, wherein: three sides of the triangular plate are curved surfaces, two short sides of the triangular plate are inwards concave, and the long sides of the triangular plate are outwards convex.
7. The heavy duty battery pack and battery bracket locking mechanism of claim 4, wherein: the fixing frame and the connecting piece are U-shaped, the two ends of the fixing frame and the connecting piece are triangular vertical plates, and through holes are formed in the tops of the vertical plates.
8. The heavy duty battery pack and battery bracket locking mechanism of claim 4, wherein: the top of the left end of the support frame is provided with a protruding lug, and the fixing frame is hinged on the protruding lug.
9. The utility model provides an use heavy card to trade electric battery package and battery bracket locking mechanism fixed heavy card to trade electric battery package which characterized in that: the bracket is a cuboid frame, and the battery pack is arranged in the bracket; the bottom of the bracket is provided with a supporting rod, and the battery packs and the supporting rod are arranged at intervals; the top end of the supporting rod is provided with an inclined block, and the bottom end of the supporting rod is provided with a buffer cushion; the supporting rod is arranged above the base, and the buffer cushion is contacted with the base; the locking unit can compress tightly the sloping block on the base to fix the battery pack.
10. The heavy-duty battery pack secured with the battery bracket locking mechanism using the heavy-duty battery pack as set forth in claim 9, wherein: the section of the inclined block is in a right trapezoid shape, the right trapezoid is inverted, and the roller can be pressed on the inclined edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320700819.3U CN220682128U (en) | 2023-04-03 | 2023-04-03 | Heavy-duty truck battery pack and battery bracket locking mechanism and heavy-duty truck battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320700819.3U CN220682128U (en) | 2023-04-03 | 2023-04-03 | Heavy-duty truck battery pack and battery bracket locking mechanism and heavy-duty truck battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220682128U true CN220682128U (en) | 2024-03-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320700819.3U Active CN220682128U (en) | 2023-04-03 | 2023-04-03 | Heavy-duty truck battery pack and battery bracket locking mechanism and heavy-duty truck battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220682128U (en) |
-
2023
- 2023-04-03 CN CN202320700819.3U patent/CN220682128U/en active Active
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