CN216414037U - Hub motor for power-assisted bicycle - Google Patents
Hub motor for power-assisted bicycle Download PDFInfo
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- CN216414037U CN216414037U CN202122462215.3U CN202122462215U CN216414037U CN 216414037 U CN216414037 U CN 216414037U CN 202122462215 U CN202122462215 U CN 202122462215U CN 216414037 U CN216414037 U CN 216414037U
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Abstract
The utility model discloses a hub motor for a power-assisted bicycle, which belongs to the technical field of hub motors and comprises a motor shell, a motor body and a motor rear cover, wherein the motor body is fixedly arranged in the motor shell, an output shaft of the motor body is exposed outside the motor shell, the motor rear cover is arranged on one side of the motor shell through a bolt, a dust guard plate is welded in the motor shell and is positioned between the motor rear cover and the motor body, a dust scraping mechanism is movably arranged in the motor shell, a control box is fixedly arranged at the top of the motor shell, a connecting rope in the control box is fixedly connected with the dust scraping mechanism, a heat dissipation arc sheet is arranged on the outer wall of the motor body, a strip-shaped vent groove is formed in the motor rear cover, the utility model has good dust guard effect, meanwhile, the heat dissipation effect cannot be excessively influenced, the utility model has an automatic sealing function, and can automatically seal the dust guard plate when meeting deep water, the waterproof structure has the advantages of good waterproof effect, reasonable structure, low cost and strong practicability.
Description
Technical Field
The utility model relates to a motor, in particular to a hub motor for a power-assisted bicycle, and belongs to the technical field of hub motors.
Background
The wheel hub motor is a motor installed on a wheel hub as the name implies, is the main driving part of the power-assisted bicycle, and the existing wheel hub motor for the power-assisted bicycle is basically the structure of a simple motor shell wrapping motor body, only can realize the basic driving function, is too simple in structure, is poor in dustproof effect and waterproof effect during actual use, and therefore the wheel hub motor for the power-assisted bicycle after optimization is provided.
SUMMERY OF THE UTILITY MODEL
The present invention has been made to solve the above problems, and an object of the present invention is to provide a hub motor for a power-assisted bicycle, which can achieve a basic dustproof effect, can scrape off dust accumulated on a dustproof plate, and can automatically seal the dustproof plate when encountering deep water without excessively affecting a heat dissipation effect on the premise of ensuring an efficient dustproof effect.
The utility model realizes the purpose through the following technical scheme, and the hub motor for the power-assisted bicycle comprises a motor shell, a motor body and a motor rear cover, wherein the motor body is fixedly arranged in the motor shell, an output shaft of the motor body is exposed outside the motor shell, the motor rear cover is arranged on one side of the motor shell through a bolt, a dustproof plate is welded in the motor shell and positioned between the motor rear cover and the motor body, a dust scraping mechanism is movably arranged in the motor shell, a control box is fixedly arranged at the top of the motor shell, and a connecting rope in the control box is fixedly connected with the dust scraping mechanism.
Preferably, in order to achieve a better heat dissipation effect, the outer wall of the motor body is provided with heat dissipation arc pieces, and the rear cover of the motor is provided with a strip-shaped vent groove.
Preferably, in order to carry out regulation and control to the height of dust scraping mechanism, fixed mounting has driving motor in the control box, install the winding rod on driving motor's the output shaft, the one end of connecting the rope is fixed on the winding rod, the other end of connecting the rope passes opening on the motor housing extends to motor housing's inner chamber, and with dust scraping mechanism fixed connection.
Preferably, in order to enable the dust scraping mechanism to float when the dust scraping mechanism is flooded with water, the dust scraping mechanism comprises a lifting scraper, an inflatable bag, a dust scraping sheet, a sealing film and an extrusion mechanism, wherein the lifting scraper is connected with the connecting rope, the inflatable bag is adhered to the bottom of the lifting scraper, and the dust scraping sheet is welded to the top end of one side, close to the dustproof plate, of the lifting scraper.
Preferably, in order to lift the sealing film when the dust scraping mechanism is lifted up, and seal the dust guard, one end of the sealing film is fixed on the bottom winding rod of the lifting scraper, and the other end of the sealing film is fixed on the inner wall of the bottom of the motor shell.
Preferably, in order to extrude the seal membrane, guarantee that the dust guard can be hugged closely to the seal membrane, play water-proof effects, extrusion mechanism fixed mounting be in the bottom of lift scraper blade, extrusion mechanism is including the welding fixed plate, elastic connecting rod and the stripper bar of lift scraper blade bottom, the welding of elastic connecting rod is in one side of fixed plate, the stripper bar with the expansion end of elastic connecting rod is connected.
The utility model has the beneficial effects that: the motor shell with the dust guard is arranged outside the motor body, so that not only is a basic dustproof effect ensured, but also dust accumulated on the dust guard can be scraped, the heat dissipation effect is not excessively influenced on the premise of ensuring an efficient dustproof effect, meanwhile, the dust scraping mechanism also has an automatic sealing function, the dust guard can be automatically sealed when the motor body is in deep water, the motor body is prevented from being influenced by water, and the motor is reasonable in structure and high in practicability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a front half sectional view of the present invention cut to a center position.
Fig. 3 is a front half-sectional view of the present invention cut to the control box location.
Fig. 4 is a bottom-up half-sectional view of the present invention.
In the figure: 1. motor housing, 2, motor body, 3, heat dissipation arc piece, 4, dust guard, 5, motor back lid, 6, air channel, 7, dust scraping mechanism, 8, control box, 9, filtration pore, 10, driving motor, 11, winding pole, 12, connection rope, 13, lift scraper blade, 14, gas cell, 15, scraping piece, 16, seal membrane, 17, extrusion mechanism, 18, fixed plate, 19, elastic connecting rod, 20, extrusion pole.
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, a hub motor for a power-assisted bicycle comprises a motor housing 1, a motor body 2 and a motor rear cover 5, wherein the motor body 2 is fixedly installed in the motor housing 1, an output shaft of the motor body 2 is exposed outside the motor housing 1, the hub motor is a basic hub motor structure, the output shaft of the motor body 2 is connected with a hub to achieve a driving effect in actual use, the motor rear cover 5 is installed on one side of the motor housing 1 through bolts, a dust guard 4 is welded in the motor housing 1, and the dust guard 4 is located between the motor rear cover 5 and the motor body 2 to achieve a basic dust guard effect.
As a technical optimization scheme of the utility model, as shown in fig. 2, the outer wall of the motor body 2 is provided with the heat dissipation arc piece 3, and the motor rear cover 5 is provided with the strip-shaped vent groove 6, so that the heat dissipation effect of the utility model is effectively increased.
Still the activity is provided with the dust in motor housing 1 and strikes off mechanism 7, and motor housing 1's top fixed mounting has control box 8, and mechanism 7 fixed connection is struck off with the dust to connection rope 12 in the control box 8, and the control effect through control box 8 strikes off the height of mechanism 7 and adjusts to the dust, realizes basic dust and strikes off the function.
As a technical optimization scheme of the present invention, as shown in fig. 3, a driving motor 10 is fixedly installed in a control box 8, a winding rod 11 is installed on an output shaft of the driving motor 10, one end of a connecting rope 12 is fixed on the winding rod 11, the other end of the connecting rope 12 passes through an opening on a motor housing 1 and extends to an inner cavity of the motor housing 1, and is fixedly connected with a dust scraping mechanism 7, the winding rod 11 is driven by the driving motor 10 to rotate to control winding of the connecting rope 12, and further, the height of the dust scraping mechanism 7 is adjusted and controlled.
As a technical optimization of the present invention, as shown in fig. 3, the dust scraping mechanism 7 includes a lifting scraper 13 connected to a connecting rope 12, an air bag 14, a dust scraping blade 15, a sealing film 16, and a squeezing mechanism 17.
As a technical optimization scheme of the utility model, as shown in fig. 3, an air bag 14 is adhered to the bottom of a lifting scraper 13, and serves as a buoyancy source, when the air bag is submerged, the lifting scraper 13 can be driven to lift, and further a sealing film 16 is driven to lift, a dust scraping sheet 15 is welded at the top end of one side, close to a dust guard 4, of the lifting scraper 13, dust on the dust guard 4 can be scraped when the lifting scraper 13 is pulled up by a connecting rope 12, one end of the sealing film 16 is fixed on a winding rod at the bottom of the lifting scraper 13, coil springs are arranged at two ends of the winding rod, a winding effect is applied to the winding rod, so that the sealing film 16 is wound on the winding rod when the sealing film is not used, and the other end of the sealing film 16 is fixed on the inner wall at the bottom of a motor housing 1 and rises along with the lifting scraper 13, so that the dust guard 4 is sealed, and a waterproof effect is achieved.
As a technical optimization scheme of the utility model, as shown in fig. 4, the extrusion mechanism 17 is fixedly installed at the bottom of the lifting scraper 13, the extrusion mechanism 17 comprises a fixed plate 18 welded at the bottom of the lifting scraper 13, an elastic connecting rod 19 and an extrusion rod 20, the elastic connecting rod 19 is welded at one side of the fixed plate 18, the extrusion rod 20 is connected with the movable end of the elastic connecting rod 19, the elastic connecting rod 19 applies elasticity to the extrusion rod 20, and further the sealing membrane 16 at one side is extruded, so that the sealing membrane 16 is ensured to be tightly attached to the dustproof plate.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides a wheel hub motor for moped, lid (5) behind motor housing (1), motor body (2) and the motor, motor body (2) fixed mounting be in motor housing (1), just the output shaft of motor body (2) exposes motor housing (1) is outside, install lid (5) through the bolt behind the motor one side of motor housing (1), its characterized in that: the utility model discloses a motor, including motor housing (1), motor body (2), dust guard (4), motor rear cover (5), motor body (2) between, still the activity is provided with dust scraping mechanism (7) in motor housing (1), the top fixed mounting of motor housing (1) has control box (8), connection rope (12) in control box (8) with dust scraping mechanism (7) fixed connection.
2. The hub motor for a bicycle according to claim 1, wherein: the motor is characterized in that a heat dissipation arc piece (3) is arranged on the outer wall of the motor body (2), and a strip-shaped vent groove (6) is formed in the motor rear cover (5).
3. The hub motor for a bicycle according to claim 1, wherein: a driving motor (10) is fixedly installed in the control box (8), and a winding rod (11) is installed on an output shaft of the driving motor (10).
4. The hub motor for a bicycle according to claim 3, wherein: one end of the connecting rope (12) is fixed on the winding rod (11), and the other end of the connecting rope (12) penetrates through an opening in the motor shell (1) to extend to an inner cavity of the motor shell (1) and is fixedly connected with the dust scraping mechanism (7).
5. The hub motor for a bicycle according to claim 4, wherein: the dust scraping mechanism (7) comprises a lifting scraper (13) connected with the connecting rope (12), an inflatable bag (14), a dust scraping sheet (15), a sealing film (16) and an extruding mechanism (17).
6. The hub motor for a bicycle according to claim 5, wherein: the inflatable bag (14) is adhered to a winding rod at the bottom of the lifting scraper (13), and the dust scraping sheet (15) is welded at the top end of one side, close to the dust guard (4), of the lifting scraper (13).
7. The hub motor for a bicycle according to claim 6, wherein: one end of the sealing film (16) is fixed to the bottom of the lifting scraper (13), and the other end of the sealing film (16) is fixed to the inner wall of the bottom of the motor shell (1).
8. The hub motor for a bicycle according to claim 7, wherein: the extrusion mechanism (17) is fixedly installed at the bottom of the lifting scraper (13), and the extrusion mechanism (17) comprises a fixing plate (18), an elastic connecting rod (19) and an extrusion rod (20) which are welded at the bottom of the lifting scraper (13).
9. The hub motor for a bicycle according to claim 8, wherein: the elastic connecting rod (19) is welded on one side of the fixing plate (18), and the extrusion rod (20) is connected with the movable end of the elastic connecting rod (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122462215.3U CN216414037U (en) | 2021-10-13 | 2021-10-13 | Hub motor for power-assisted bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122462215.3U CN216414037U (en) | 2021-10-13 | 2021-10-13 | Hub motor for power-assisted bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216414037U true CN216414037U (en) | 2022-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122462215.3U Active CN216414037U (en) | 2021-10-13 | 2021-10-13 | Hub motor for power-assisted bicycle |
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| Country | Link |
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| CN (1) | CN216414037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117240012A (en) * | 2023-11-14 | 2023-12-15 | 江西交通职业技术学院 | Electric automobile wheel hub motor with circuit protection |
-
2021
- 2021-10-13 CN CN202122462215.3U patent/CN216414037U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117240012A (en) * | 2023-11-14 | 2023-12-15 | 江西交通职业技术学院 | Electric automobile wheel hub motor with circuit protection |
| CN117240012B (en) * | 2023-11-14 | 2024-03-08 | 江西交通职业技术学院 | Electric automobile wheel hub motor with circuit protection |
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