CN210121328U - Cantilever type motor mounting structure of electric skateboard - Google Patents
Cantilever type motor mounting structure of electric skateboard Download PDFInfo
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- CN210121328U CN210121328U CN201920426503.3U CN201920426503U CN210121328U CN 210121328 U CN210121328 U CN 210121328U CN 201920426503 U CN201920426503 U CN 201920426503U CN 210121328 U CN210121328 U CN 210121328U
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- electric skateboard
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Abstract
The utility model belongs to the technical field of electric scooter, a cantilever type motor mounting structure of electric skateboard is related to. The technical problem that in the prior art, the output of a driving motor is greatly influenced by the deformation of a sliding plate body is solved. It includes the crane span structure, is equipped with the wheel hub installation department that two symmetries set up on the crane span structure, is fixed with the motor support that two symmetries set up on the crane span structure, and motor support one end is fixed on the crane span structure, and the other end outwards is the cantilever type and extends, is fixed with the motor in the one end that the motor support outwards extends, is equipped with the gyro wheel on the wheel hub installation department, and the gyro wheel sets up and is equipped with transmission structure between gyro wheel and motor with the motor one. Compared with the prior art, the utility model has the advantages of motor support and slide body separation, motor drive does not receive the slide body to warp the influence.
Description
Technical Field
The utility model belongs to the technical field of electric skateboard, a electric skateboard motor mounting structure is related to, especially, relate to an electric skateboard's cantilever type motor mounting structure.
Background
The electric skateboard is an upgrading product of the skateboard, a power supply and a driving motor for driving a skateboard wheel to rotate are additionally arranged on the basis of the traditional skateboard, and kinetic energy is obtained through electric energy conversion. For example, chinese patent literature discloses an electric skateboard having high adaptability [ publication No.: CN108635812A ], comprising a bearing assembly, including a reinforcing frame and a pedal, wherein the reinforcing frame is arranged at the periphery of the pedal; the driving assembly comprises a main driving piece, a driven driving piece and a power supply piece, wherein the main driving piece and the driven driving piece are respectively arranged at two ends of the lower part of the pedal, and the power supply piece is fixed on one side of the driven driving piece.
In the above scheme, the main drive makes a drive motor to fixed mounting is on bearing assembly, but the slide footboard can take place deformation in the use for the relative position between motor output position and the slide board wheel changes, influences the transmission precision and the life of the transmission structure between motor and the slide board wheel.
Disclosure of Invention
The utility model aims at the above-mentioned problem, a cantilever type motor mounting structure of electric skateboard is provided.
In order to achieve the above purpose, the utility model adopts the following technical proposal: this electric skateboard's cantilever type motor mounting structure, including the crane span structure, be equipped with the wheel hub installation department that two symmetries set up on the crane span structure, the crane span structure on be fixed with the motor support that two symmetries set up, motor support one end fix on the crane span structure, the other end outwards is the cantilever type and extends, is fixed with the motor in the one end that the motor support outwards extends, the wheel hub installation department on be equipped with the gyro wheel, gyro wheel and motor one-to-one set up and be equipped with transmission structure between gyro wheel and motor.
In the cantilever type motor mounting structure of the electric skateboard, the motor support is of a long flat structure, one end of the motor support is provided with a through hole, and the through hole is fixedly connected with the bridge in a penetrating mode.
In the above-mentioned cantilever type motor mounting structure of the electric skateboard, one side of the through hole is provided with at least two extending parts axially extending along the hub mounting part, and the extending parts are tile-shaped and have inner walls attached to the outer surface of the bridge.
In the cantilever type motor mounting structure of the electric skateboard, the bridge is provided with a first annular step, the through hole is internally provided with a second annular step, and the first annular step and the second annular step are mutually matched.
In the cantilever type motor mounting structure of the electric skateboard, the motor is horizontally arranged, the power shaft of the motor penetrates from one side of the motor support to the other side of the motor support, the power shaft is provided with the bearing in front of the motor support, and the transmission structure is arranged between the outer end of the power shaft and the roller.
In the cantilever type motor mounting structure of the electric skateboard, a sunken area is arranged on one side of the motor support, which is provided with the motor, one end of the motor is positioned in the sunken area, and the motor is fixed on the motor support through a plurality of fastening screws.
In the above-mentioned cantilever type motor mounting structure of the electric skateboard, the other side of the motor bracket is provided with a surrounding edge positioned at the periphery of the transmission structure.
In the cantilever type motor mounting structure of the electric skateboard, the protective cover is fixed on the surrounding edge so as to protect the transmission structure.
In the above-mentioned cantilever type motor mounting structure of electric skateboard, the axis of power axle and the axis of wheel hub installation department set up in parallel to each other.
In the above-mentioned cantilever type motor mounting structure of the electric skateboard, the motor bracket is disposed parallel to the horizontal plane or disposed obliquely upward from the motor bracket.
Compared with the prior art, the utility model has the advantages of:
1. motor support fixed mounting avoids contacting with the electric skateboard body on the crane span structure, avoids in the use, and the electric skateboard body receives external force to take place deformation influence motor and roll relative position between, influences transmission structure's transmission precision and transmission structure's life, and the mechanism is simple, low in production cost.
2. The motor power shaft and the roller are axially parallel to each other, a transmission steering mechanism between the motor power shaft and the roller is omitted, and the transmission mechanism is further simplified.
3. Two motor support respectively fixed mounting have a motor, and two motors control the gyro wheel that corresponds the transmission and connect respectively, and two gyro wheels realize independent control respectively for the electric skateboard turns to easier control.
Drawings
FIG. 1 is a schematic structural view provided by the present invention;
fig. 2 is an exploded view provided by the present invention;
fig. 3 is a schematic structural view of another angle provided by the present invention;
fig. 4 is a cross-sectional view a of fig. 3 according to the present invention;
fig. 5 is a cross-sectional view at B in fig. 3 according to the present invention.
In the figure: the wheel hub mounting structure comprises a bridge frame 1, a wheel hub mounting part 2, a motor support 3, a motor 4, a roller 5, a through hole 6, an extension part 7, a first annular step 8, a second annular step 9, a bearing 10, a recessed area 11, a fastening screw 12, a surrounding edge 13 and a protective cover 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, this cantilever type motor mounting structure of electric skateboard, including crane span structure 1, be equipped with the wheel hub installation department 2 that two symmetries set up on crane span structure 1, crane span structure 1 on be fixed with the motor support 3 that two symmetries set up, 3 one end of motor support fix on crane span structure 1, the other end outwards is the cantilever type and extends, is fixed with motor 4 in the one end that motor support 3 outwards extended, wheel hub installation department 2 on be equipped with gyro wheel 5, gyro wheel 5 and motor 4 one-to-one set up and be equipped with transmission structure between gyro wheel 5 and motor 4.
The motor support 3 is fixedly mounted on the bridge frame 1, is prevented from contacting with the electric skateboard body, and is prevented from influencing the relative position between the motor 4 and the roller 5 due to the deformation of the electric skateboard body caused by external force in the using process, so that the transmission precision of the transmission structure and the service life of the transmission structure are influenced, the mechanism is simple, and the production cost is low. Two motor support 3 are fixed mounting respectively has motor 4, and two motors 4 control respectively corresponds gyro wheel 5 that the transmission is connected, and two gyro wheels 5 realize independent control respectively.
In the present embodiment, the motor bracket 3 is cantilevered. Specifically, motor support 3 is the flat column structure of elongated, is equipped with through-hole 6 and wears to establish at motor support 3's one end and links firmly with crane span structure 1, and in the installation, wheel hub installation department 2 passes behind through-hole 6 for motor support 3 fixes on wheel hub installation department 2, realizes motor support 3's location. Preferably, the motor 4 may be end-fixed to the motor bracket 3 such that the power shaft of the motor is axially parallel to the hub mounting portion 2. More preferably, in this embodiment, one end of the motor 4 close to the power shaft is fixedly connected to the motor bracket 3, so as to further reduce the vibration of the output end of the motor 4 and improve the precision of the output transmission of the motor.
Preferably, one side of the through hole 6 is provided with at least two extending parts 7 extending axially along the hub mounting part 2, the extending parts 7 are tile-shaped, and the inner walls of the extending parts 7 are attached to the outer surface of the bridge frame 1. The extension part 7 increases the contact area between the motor bracket 3 and the hub installation part 2, further reduces the risk of shaking and twisting the motor bracket 3 under the action of external force, ensures the position stability of the motor 4 in the use process, and removes adverse factors influencing the output precision of the motor 4.
Preferably, as shown in fig. 3, a first annular step 8 is provided on the bridge frame 1, a second annular step 9 is provided in the through hole 6, and the first annular step 8 and the second annular step 9 are fitted with each other. Through mutually supporting of first annular platform 8 and second annular platform 9, further carry on spacingly to motor support 3 for motor support 3 all has effectual spacingly along 1 axial both ends of crane span structure, prevents that motor support 3 atress is rotatory.
Preferably, motor 4 level is arranged, motor 4's power shaft wear to 3 opposite sides of motor support from 3 one sides of motor support, power shaft be equipped with bearing 10 before motor support 3, power shaft outer end with be equipped with between gyro wheel 5 transmission structure, the axis of power shaft and the mutual parallel arrangement of axis of wheel hub installation department 2. The motor 4 is horizontally arranged, so that a power shaft of the motor 4 is horizontal to a central shaft of the bridge frame 1, namely, the central shaft of the roller 5, and a transmission reversing mechanism is omitted from the transmission structure, so that the transmission structure is simpler and more compact, and the energy loss and the occupied volume of the transmission structure are reduced.
Preferably, one side of the motor bracket 3, which is provided with the motor 4, is provided with a recessed area 11, one end of the motor 4 is positioned in the recessed area 11, and the motor 4 is fixed on the motor bracket 3 through a plurality of fastening screws 12. The side wall of the depressed area 11 is abutted against the outer wall of the motor 4 to limit the movement of the motor 4, and is further fastened on the motor bracket 3 through a fastening screw.
Preferably, the other side of the motor bracket 3 is provided with a surrounding edge 13 located at the periphery of the transmission structure. A protective cover 14 is fixed to the peripheral edge 13 so that the transmission structure is protected. Prevent that external dust, stone, splash from getting into transmission structure, cause the damage to transmission structure. Preferably, the motor support 3 is arranged obliquely upwards outwards, so that the distance between the motor 4 and the ground is increased, and the probability of collision with a projection on the ground in the operation process is reduced.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms bridge 1, hub mounting portion 2, motor bracket 3, motor 4, roller 5, through hole 6, extension 7, first annular step 8, second annular step 9, bearing 10, recessed area 11, fastening screw 12, skirt 13, protective cover 14, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. The utility model provides an electric skateboard's cantilever type motor mounting structure, includes crane span structure (1), is equipped with wheel hub installation department (2) that two symmetries set up on crane span structure (1), its characterized in that, crane span structure (1) on be fixed with motor support (3) that two symmetries set up, motor support (3) one end fix on crane span structure (1), the other end outwards is the cantilever type and extends, the one end of outwards extending in motor support (3) is fixed with motor (4), wheel hub installation department (2) on be equipped with gyro wheel (5), gyro wheel (5) and motor (4) one-to-one set up and be equipped with transmission structure between gyro wheel (5) and motor (4).
2. The mounting structure of the cantilever type motor of the electric skateboard as claimed in claim 1, wherein the motor bracket (3) is a long flat structure, one end of the motor bracket (3) is provided with a through hole (6), and the through hole (6) is fixedly connected with the bridge (1) in a penetrating way.
3. The mounting structure of the cantilever type motor of the electric skateboard as in claim 2, wherein one side of the through hole (6) is provided with at least two extending parts (7) extending axially along the hub mounting part (2), the extending parts (7) are tile-shaped and the inner wall is attached to the outer surface of the bridge (1).
4. The mounting structure of cantilever type motor of electric skateboard as claimed in claim 2, wherein the bridge (1) is provided with a first annular step (8), the through hole (6) is provided with a second annular step (9), and the first annular step (8) and the second annular step (9) are fitted with each other.
5. The cantilever-type motor mounting structure of electric skateboard according to claim 1, 2, 3 or 4, wherein the motor (4) is horizontally arranged, a power shaft of the motor (4) passes through from one side of the motor bracket (3) to the other side of the motor bracket (3), the power shaft is provided with a bearing (10) in front of the motor bracket (3), and the transmission structure is arranged between the outer end of the power shaft and the roller (5).
6. A cantilever-type motor mounting structure of electric skateboard in claim 5, characterized in that the side of the motor bracket (3) where the motor (4) is mounted is provided with a recessed area (11), one end of the motor (4) is located in the recessed area (11), and the motor (4) is fixed on the motor bracket (3) by a plurality of fastening screws (12).
7. A cantilever-type motor mounting structure of electric skateboard as claimed in claim 6, characterized in that the other side of the motor bracket (3) is provided with a peripheral edge (13) at the periphery of the transmission structure.
8. A cantilevered motor mounting arrangement for a motor skateboard according to claim 7, wherein the perimeter (13) has a protective cover (14) secured thereto to protect the drive mechanism.
9. A cantilever-type motor mounting structure of electric skateboard as in claim 5, characterized in that the central axis of the power shaft and the central axis of the hub mounting part (2) are parallel to each other.
10. A cantilever-type motor-mounting structure of electric skateboard in claim 5, wherein the motor-bracket (3) is disposed parallel to the horizontal plane or obliquely upward from the motor-bracket (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920426503.3U CN210121328U (en) | 2019-03-29 | 2019-03-29 | Cantilever type motor mounting structure of electric skateboard |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920426503.3U CN210121328U (en) | 2019-03-29 | 2019-03-29 | Cantilever type motor mounting structure of electric skateboard |
Publications (1)
Publication Number | Publication Date |
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CN210121328U true CN210121328U (en) | 2020-03-03 |
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CN201920426503.3U Active CN210121328U (en) | 2019-03-29 | 2019-03-29 | Cantilever type motor mounting structure of electric skateboard |
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CN (1) | CN210121328U (en) |
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2019
- 2019-03-29 CN CN201920426503.3U patent/CN210121328U/en active Active
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