CN108599432B - Mounting structure of middle-placed motor of electric bicycle - Google Patents
Mounting structure of middle-placed motor of electric bicycle Download PDFInfo
- Publication number
- CN108599432B CN108599432B CN201810448117.4A CN201810448117A CN108599432B CN 108599432 B CN108599432 B CN 108599432B CN 201810448117 A CN201810448117 A CN 201810448117A CN 108599432 B CN108599432 B CN 108599432B
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- Prior art keywords
- heat absorption
- motor
- absorption box
- block
- protective shell
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses an installation structure of a mid-motor in an electric bicycle, which comprises an outer protection shell, a rotating block and a first gear disc, wherein a waterproof layer is arranged on the inner surface of the outer protection shell, a first spring is arranged on the inner surface of the inner protection shell, a dust guard is arranged at the top end of a heat absorption box, the lower end of a motor body is connected with a rotating shaft, a casing is arranged on the outer surface of the rotating shaft, an installation block is arranged at the bottom end of the heat absorption box, the rotating block is positioned at the bottom end of the installation block, a second spring is arranged on a movable rod, an installation barrel is arranged on the outer side of the movable rod, a pushing block is arranged inside the lower end of the installation barrel, the first gear disc is positioned at the lower end of the rotating shaft. This put mounting structure of motor in electric bicycle, the installation of convenient dismantlement has heat abstractor and buffer, and protection device is more perfect, and waterproof performance is better, sets up the inside ash that is difficult to of dust guard motor.
Description
Technical Field
The invention relates to the related technical field of electric bicycles, in particular to an installation structure of a middle-arranged motor of an electric bicycle.
Background
With the popularization of electric bicycles, the overall structural design and the transmission system structure thereof have been developed greatly. Compare with traditional leading drive and rearmounted drive mode, put in motor with its magnetic resistance low implementation laborsaving, small quality is light, the torque is suitable for the climbing greatly, advantages such as installation maintenance convenience have obtained more and more extensive application, the inconvenient dismantlement installation of mounting structure of putting motor in general electric bicycle, do not have heat abstractor and buffer, protection device is perfect inadequately, waterproof performance is poor, the inside dust that gets into easily of motor, inconvenient clearance, therefore, we propose the mounting structure of putting motor in electric bicycle, so as to solve the problem of proposing in the aforesaid.
Disclosure of Invention
The invention aims to provide a mounting structure of a middle-mounted motor of an electric bicycle, which aims to solve the problems that the mounting structure of the middle-mounted motor of the existing electric bicycle, which is provided in the background art, is inconvenient to dismount and mount, does not have a heat dissipation device and a buffer device, is not perfect in protection device, poor in waterproof performance, easy to enter dust in the motor and inconvenient to clean.
In order to achieve the purpose, the invention provides the following technical scheme: a mounting structure of a middle motor in an electric bicycle comprises an outer protective shell, a rotating block and a first gear disc, wherein a waterproof layer is arranged on the inner surface of the outer protective shell, an inner protective shell is arranged inside the outer protective shell, a first spring is arranged on the inner surface of the inner protective shell, a heat absorption box is connected onto the first spring, a dustproof plate is mounted at the top end of the heat absorption box, a motor body is arranged inside the heat absorption box, a rotating shaft is connected to the lower end of the motor body, a sleeve shell is arranged on the outer surface of the rotating shaft, a mounting block is arranged at the bottom end of the heat absorption box, a mounting hole is formed in the upper surface of the mounting block, the rotating block is located at the bottom end of the mounting block, a movable rod is mounted on the rotating block, a second spring is mounted on the movable rod, a mounting cylinder is arranged on the outer side of the movable rod, a push block is arranged inside, and a second gear wheel disc is arranged on the left side of the first gear wheel disc.
Preferably, the waterproof layer is pasted on the inner surface of the outer protective shell, and the outer protective shell is in threaded connection with the inner protective shell.
Preferably, the first springs are arranged between the inner protective shell and the heat absorption box at equal intervals, the heat absorption box is connected with the motor body in a clamping mode, the heat absorption box is connected with the dust guard in a welding mode, and the longitudinal section of the dust guard is of an arc-shaped structure.
Preferably, the rotating shaft penetrates through the heat absorption box and the shell, and the shell and the mounting cylinder are welded on the inner surface of the inner protection shell.
Preferably, the mounting block is in threaded connection with the heat absorption box through the mounting hole, and the longitudinal section of the mounting block is in a T-shaped structure.
Preferably, the movable rod is provided with 2 about the installation piece symmetry, and the movable rod sets up about changeing the piece intercrossing, and the movable rod is revolution mechanic on the installation piece, and the upper end of movable rod is connected through the lower extreme surface of second spring with the installation piece.
Compared with the prior art, the invention has the beneficial effects that: the mounting structure of the motor in the electric bicycle is convenient to dismount and mount, and is provided with the heat dissipation device and the buffer device, the protection device is perfect, the waterproof performance is good, and dust is not easy to enter the motor with the dust guard plate;
1. the waterproof device is provided with an outer protective shell and a waterproof layer, the outer protective shell is arranged to be of a polygonal structure, the inside of the device can be well protected, and the waterproof layer is arranged on the inner surface, so that the phenomenon that the motor is damaged due to the fact that the inside of the device is wetted by rainwater in rainy days is prevented;
2. the motor is provided with the first spring, the heat absorption box and the dust guard, the shaking between the inner protective shell and the heat absorption box can be buffered under the action of the first spring, the motor body is prevented from being damaged due to the shaking back and forth in the motor body, a large amount of heat can be generated during the working of the motor body, the heat is absorbed through liquid in the heat absorption box, the heat is discharged through the dust guard, and meanwhile, the dust guard also has a dust-proof effect;
3. be provided with the movable rod, through the rotation effect of movable rod, the elastic action of reunion second spring, the inside of protective housing including convenient ability with the heat absorption case chucking is dismantled simple to operate, makes things convenient for staff's maintenance work.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view of the overall construction of the mounting block of the present invention;
FIG. 3 is a schematic structural view of the movable rod of the present invention in an unclamped state;
fig. 4 is a structural diagram illustrating a clamping state of the movable rod according to the present invention.
In the figure: 1. an outer protective shell; 2. a waterproof layer; 3. an inner protective shell; 4. a first spring; 5. a heat absorption box; 6. a dust-proof plate; 7. a motor body; 8. a rotating shaft; 9. a housing; 10. mounting blocks; 11. mounting holes; 12. rotating the block; 13. a movable rod; 14. a second spring; 15. mounting the cylinder; 16. a push block; 17. a first gear plate; 18. a second gear wheel disk.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a mounting structure of a middle motor of an electric bicycle comprises an outer protective shell 1, a waterproof layer 2, an inner protective shell 3, a first spring 4, a heat absorption box 5, a dustproof plate 6, a motor body 7, a rotating shaft 8, a casing 9, a mounting block 10, a mounting hole 11, a rotating block 12, a movable rod 13, a second spring 14, a mounting barrel 15, a pushing block 16, a first gear disc 17 and a second gear disc 18, wherein the waterproof layer 2 is arranged on the inner surface of the outer protective shell 1, the inner protective shell 3 is arranged inside the outer protective shell 1, the first spring 4 is arranged on the inner surface of the inner protective shell 3, the heat absorption box 5 is connected onto the first spring 4, the dustproof plate 6 is mounted at the top end of the heat absorption box 5, the motor body 7 is arranged inside the heat absorption box 5, the rotating shaft 8 is connected to the lower end of the motor body 7, the casing 9 is arranged on the outer surface of the rotating shaft, and the upper surface of the mounting block 10 is provided with a mounting hole 11, the rotating block 12 is located at the bottom end of the mounting block 10, the rotating block 12 is provided with a movable rod 13, the movable rod 13 is provided with a second spring 14, the outer side of the movable rod 13 is provided with a mounting barrel 15, the lower end of the mounting barrel 15 is internally provided with a push block 16, the first gear disc 17 is located at the lower end of the rotating shaft 8, and the left side of the first gear disc 17 is provided with a second gear disc 18.
In the embodiment 1, as shown in fig. 1, the waterproof layer 2 is adhered to the inner surface of the outer protective shell 1, the outer protective shell 1 is connected with the inner protective shell 3 in a threaded manner, so that the outer protective shell 1 has a good moisture-proof effect, the motor body 7 is kept dry, the damage caused by water inflow is prevented, the first springs 4 are arranged between the inner protective shell 3 and the heat absorption box 5 at equal intervals, the connection mode of the heat absorption box 5 and the motor body 7 is clamping connection, the connection mode of the heat absorption box 5 and the dust guard 6 is welding, and the longitudinal section of the dust guard 6 is in a circular arc structure, so that the motor body 7 is prevented from being damaged due to the back-and-forth shaking of bumpy road sections, the buffer function is good, and the heat absorption box 5 can absorb a large amount of heat generated by the motor body 7 during working, can dissipate heat as soon as possible, and dust guard 6 has fine dustproof effect, prevents that the dust from getting into the inconvenient clearance of the inside of motor body 7.
The working principle is as follows: when the mounting structure of the motor arranged in the electric bicycle is used, firstly, the motor body 7 is clamped in the heat absorption box 5, the rotating shaft 8 penetrates through the heat absorption box 5, the shell 9 and the inner protective shell 3, then the whole device heat absorption box 5 is combined with the inner protective shell 3 under the action of the mounting block 10, the mounting block 10 drives the movable rods 13 to slide downwards in the mounting cylinder 15, the second springs 14 are in a pressing state in the upper half part of the mounting cylinder 15, a certain included angle is formed among the 2 movable rods 13, when the movable rods slide to the lower half part of the mounting cylinder 15, the second springs 14 extend, the included angle among the movable rods 13 is enlarged, the lowest ends of the movable rods 13 are clamped between the pushing blocks 16, finally, the outer protective shell 1 is sleeved on the outer side of the inner protective shell 3 to be in threaded connection, when the motor body 7 starts to work, the rotating shaft 8 rotates to drive the first gear disc 17 to rotate, the first gear disc 17 is meshed with the second gear disc 18 to enable the second gear disc 18, thereby drive electric bicycle work, and can produce the condition of jolting at the car in-process of marcing, first spring 4 makes a round trip to stretch out and draw back and make and have the buffering effect between heat absorption box 5 and the inner protective housing 3, slow down motor body 7's vibration, and the dust is isolated in the outside by dust guard 6, prevent to get into the inconvenient clearance of inside of motor body 7, if take place rainy day, motor body 7 is protected through the effect of outer protective housing 1, and waterproof layer 2 is provided with damp-proof function, just accomplish a series of operations of the mounting structure of putting motor in this electric bicycle above, the content of not making detailed description in this specification belongs to the well-known prior art of the professional technical personnel in this field.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a put mounting structure of motor in electric bicycle, includes outer protective housing (1), commentaries on classics piece (12) and first toothed disc (17), its characterized in that: the inner surface of the outer protective shell (1) is provided with a waterproof layer (2), the inner protective shell (3) is arranged inside the outer protective shell (1), the inner surface of the inner protective shell (3) is provided with a first spring (4), the first spring (4) is connected with a heat absorption box (5), the top end of the heat absorption box (5) is provided with a dustproof plate (6), the heat absorption box (5) is internally provided with a motor body (7), the lower end of the motor body (7) is connected with a rotating shaft (8), the outer surface of the rotating shaft (8) is provided with a casing (9), the bottom end of the heat absorption box (5) is provided with an installation block (10), the upper surface of the installation block (10) is provided with an installation hole (11), the rotating block (12) is positioned at the bottom end of the installation block (10), the rotating block (12) is provided with a movable rod (13), the movable rod (13) is provided with a second, and the outside of movable rod (13) is provided with installation section of thick bamboo (15), the inside ejector pad (16) that is provided with of lower extreme of installation section of thick bamboo (15), first toothed disc (17) are located the lower extreme of pivot (8), and the left side of first toothed disc (17) is provided with second toothed disc (18).
2. The mounting structure of the mid-motor in the electric bicycle according to claim 1, wherein: the waterproof layer (2) is pasted on the inner surface of the outer protective shell (1), and the outer protective shell (1) is in threaded connection with the inner protective shell (3).
3. The mounting structure of the mid-motor in the electric bicycle according to claim 1, wherein: the first springs (4) are arranged between the inner protective shell (3) and the heat absorption box (5) at equal intervals, the heat absorption box (5) is connected with the motor body (7) in a clamping mode, the heat absorption box (5) is connected with the dust guard (6) in a welding mode, and the longitudinal section of the dust guard (6) is of a circular arc-shaped structure.
4. The mounting structure of the mid-motor in the electric bicycle according to claim 1, wherein: the rotating shaft (8) penetrates through the heat absorption box (5) and the shell (9), and the shell (9) and the mounting cylinder (15) are welded on the inner surface of the inner protection shell (3).
5. The mounting structure of the mid-motor in the electric bicycle according to claim 1, wherein: the mounting block (10) is in threaded connection with the heat absorption box (5) through the mounting hole (11), and the longitudinal section of the mounting block (10) is of a T-shaped structure.
6. The mounting structure of the mid-motor in the electric bicycle according to claim 1, wherein: the movable rod (13) is symmetrically provided with 2 movable rods relative to the mounting block (10), the movable rods (13) are arranged in a cross mode relative to the rotating block (12), the movable rods (13) are of a rotating structure on the mounting block (10), and the upper ends of the movable rods (13) are connected with the outer surface of the lower end of the mounting block (10) through second springs (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810448117.4A CN108599432B (en) | 2018-05-11 | 2018-05-11 | Mounting structure of middle-placed motor of electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810448117.4A CN108599432B (en) | 2018-05-11 | 2018-05-11 | Mounting structure of middle-placed motor of electric bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108599432A CN108599432A (en) | 2018-09-28 |
| CN108599432B true CN108599432B (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810448117.4A Active CN108599432B (en) | 2018-05-11 | 2018-05-11 | Mounting structure of middle-placed motor of electric bicycle |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109436177B (en) * | 2018-11-02 | 2021-05-07 | 徐州鸿润达电动车有限公司 | Electric tricycle motor |
| CN110190704B (en) * | 2019-04-10 | 2020-03-20 | 苏州范特瑞德体育科技有限公司 | Middle motor for electric power-assisted bicycle |
| CN111923936A (en) * | 2020-07-15 | 2020-11-13 | 同济大学 | Quasi-zero stiffness vibration isolator for railway vehicle traction motor |
| CN116995860B (en) * | 2023-08-16 | 2024-03-12 | 江苏恒康机电有限公司 | Middle motor for exhaust guide fan of production workshop |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2074946U (en) * | 1990-01-27 | 1991-04-10 | 吴为国 | Suspended explosion-proof electric motor |
| CN101272073B (en) * | 2007-03-25 | 2010-10-13 | 金碧波 | Ventilated cooling rainproof high-speed motor of electric bicycle |
| JP2014207729A (en) * | 2013-04-10 | 2014-10-30 | アスモ株式会社 | Rotary electric machine |
| CN204089420U (en) * | 2014-11-04 | 2015-01-07 | 孔妍 | A kind of amphibious motor |
| CN204858836U (en) * | 2015-09-01 | 2015-12-09 | 河南新锐动力科技有限公司 | High speed motor noise eliminator |
| CN206673759U (en) * | 2017-03-30 | 2017-11-24 | 江苏骁阳机械有限公司 | A kind of mute power generator shell of antivibration |
| CN207218441U (en) * | 2017-08-24 | 2018-04-10 | 伊蒙妮莎（常州）发电设备有限公司 | A kind of generator frame with water proof and dust proof outer cover |
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| CN108599432A (en) | 2018-09-28 |
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