CN110943567A - Small motor with double air ducts for cooling and resisting magnetic field - Google Patents
Small motor with double air ducts for cooling and resisting magnetic field Download PDFInfo
- Publication number
- CN110943567A CN110943567A CN202010042106.3A CN202010042106A CN110943567A CN 110943567 A CN110943567 A CN 110943567A CN 202010042106 A CN202010042106 A CN 202010042106A CN 110943567 A CN110943567 A CN 110943567A
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- aluminum alloy
- motor
- air duct
- fixedly connected
- groove
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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
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
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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
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
- H02K5/1737—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a small motor with double air ducts for cooling and resisting a magnetic field, which comprises an aluminum alloy air duct, wherein the top of an inner cavity of the aluminum alloy air duct is rotatably connected with an aluminum alloy high-speed fan blade, the inner cavity of the aluminum alloy air duct is rotatably connected with a motor axis, the top end of the motor axis is movably connected with a first high-speed ball bearing below the aluminum alloy high-speed fan blade, and the top end of the motor axis is rotatably connected with the inner surface of the first high-speed ball bearing. This little motor with two wind channels cooling antimagnetic field, through the setting in aluminum alloy high speed fan blade and aluminum alloy wind channel, the high speed fan blade of aluminum alloy is rotatory to be inhaled the inside cooling that cools down of aluminum alloy wind channel with the outside air through the negative pressure siphon, and the negative pressure formula siphon of the high speed fan blade of two wind channels cooperation aluminum alloy for the motor rising temperature speed greatly reduced of little motor inner chamber during operation, through the setting of shell shielding magnetic sleeve and shockproof silica gel cover, make little motor work more stable.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a small motor with double air ducts for cooling and resisting a magnetic field.
Background
The motor is an electric motor or an engine. The working principle is that a starter rotor is driven to rotate by the forced rotation of an electrified coil in a magnetic field, a pinion on the rotor drives an engine flywheel to rotate, and the electronic starter is a motor commonly referred to by people at present and is also called as a starter. The starter rotor is driven to rotate by the forced rotation of an electrified coil in a magnetic field, a pinion on the rotor drives an engine flywheel to rotate, so that a crankshaft is driven to rotate to drive a vehicle, an initial low-speed high-torque hydraulic motor is developed by a fixed rotor part of an oil pump, the part consists of an inner gear ring and a gear or a rotor matched with the inner gear ring, the motors are various, the motors can be divided into a DC motor and an AC motor according to power supply modes, the size difference of the volumes is very large, and the small motor has the characteristics of convenience in operation, easiness in maintenance and repair, simple structure, small volume, light weight, large horsepower and easiness in operation.
The existing high-speed blower with a small motor adopts a ball bearing at the end to fix a rotor to operate, the rotor has large operation swing and short service life. In addition, the inner groove of a motor shell on the market is usually shallow, so that the installed rotor core is very high in projection, an upper cover is required to be arranged outside the motor shell, the production and manufacturing cost is higher, and the small motor is large in size and not attractive in appearance.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a small motor with double air ducts for cooling and resisting a magnetic field, which solves the problems that the motor rotor has large running swing and short service life, and the inner groove of the motor shell on the market is usually shallow, the small motor has large volume and is not beautiful in style.
In order to achieve the purpose, the invention is realized by the following technical scheme: a small motor with double air ducts for cooling and resisting a magnetic field comprises an aluminum alloy air duct, wherein the top of an inner cavity of the aluminum alloy air duct is rotatably connected with an aluminum alloy high-speed fan blade, the inner cavity of the aluminum alloy air duct is rotatably connected with a motor axis, the top end of the motor axis is movably connected with a first high-speed ball bearing below the aluminum alloy high-speed fan blade, the top end of the motor axis is rotatably connected with the inner surface of the first high-speed ball bearing, the middle of the motor axis is fixedly connected with a high-speed rotor below the first high-speed ball bearing, the bottom end of the motor axis is movably connected with a second high-speed ball bearing below the high-speed rotor, the bottom end of the motor axis is rotatably connected with the inner surface of the second high-speed ball bearing, a motor stator coil is clamped at the bottom of the inner cavity of the aluminum alloy air, the utility model discloses a high-speed fan blade of aluminum alloy, including bonding wire PCB, motor stator coil's bottom, outer fixed surface is connected with shell shielding magnetic sleeve, the outer fixed surface of shell shielding magnetic sleeve is connected with shockproof silica gel cover, the bottom of the high-speed fan blade of aluminum alloy just is located the inner chamber fixedly connected with aluminum alloy swivel mount in aluminum alloy wind channel, motor stator coil's inner chamber fixedly connected with magnet coil, motor stator coil's the equal fixedly connected with coil column foot in top and bottom.
Preferably, the outer surface of the first high-speed ball bearing is matched with the outer surface of the second high-speed ball bearing, and the outer surface of the stator coil of the motor is provided with a longitudinal groove.
Preferably, the outer surface of the motor fixing cover plate is provided with a bottom air duct groove, and the middle of the top of the motor fixing cover plate is provided with a rotor groove in a penetrating mode.
Preferably, a bearing groove is formed in the middle of the top of the welding wire PCB in a penetrating mode, the inner surface of the rotor groove is matched with the inner surface of the bearing groove, and the inner wall of the aluminum alloy air duct is fixedly connected with the outer air duct partition blocks at equal intervals.
Preferably, the outer surface of the shell shielding magnetic sleeve is matched with the inner surface of the shockproof silica gel sleeve, and the inner surface of the top of the outer air duct partition block is fixedly connected with the outer surface of the aluminum alloy rotary seat.
Preferably, the inner cavity of the aluminum alloy air duct is provided with a top pedestal groove below the aluminum alloy rotary seat, the inner surface of the middle of the outside air duct partition block is fixedly connected with the outer surface of the motor stator coil, and the periphery of the top of the welding wire PCB, which is located in the bearing groove, is provided with a welding wire air duct groove in a penetrating manner.
Preferably, the outer surface of the coil pedestal is matched with the inner surface of the groove of the top pedestal, the bottom of the shell shielding magnetic sleeve and the bottom of the shockproof silica gel sleeve are both provided with a groove in a penetrating mode, and the top of the magnet coil is provided with a groove in a penetrating and clamping mode.
Preferably, the outer surface of the first high-speed ball bearing is fixedly connected with the top of the inner cavity of the magnet coil, and the outer surface of the second high-speed ball bearing is fixedly connected with the bottom of the inner cavity of the magnet coil.
Advantageous effects
The invention provides a small motor with double air ducts for cooling and resisting a magnetic field. Compared with the prior art, the method has the following beneficial effects:
(1) the small motor with the double air ducts, the temperature of which is reduced and the magnetic field of which is resisted is connected with an aluminum alloy high-speed fan blade by rotating the top of the inner cavity of the aluminum alloy air duct, the inner cavity of the aluminum alloy air duct is connected with a motor axle center by rotating, the top end of the motor axle center is movably connected with a first high-speed ball bearing below the aluminum alloy high-speed fan blade, the top end of the motor axle center is connected with the inner surface of the first high-speed ball bearing in a rotating way, the middle of the motor axle center is fixedly connected with a high-speed rotor below the first high-speed ball bearing, the bottom end of the motor axle center is movably connected with a second high-speed ball bearing below the high-speed rotor, the bottom end of the motor axle center is connected with the inner surface of the second high-speed ball bearing in a rotating way, the bottom of the inner cavity of the, the outer surface fixedly connected with shell shielding magnetic sleeve in aluminum alloy wind channel, the outer surface fixedly connected with silica gel cover that takes precautions against earthquakes of shell shielding magnetic sleeve, the bottom of the high-speed fan blade of aluminum alloy just is located the inner chamber fixedly connected with aluminum alloy swivel mount in aluminum alloy wind channel, the inner chamber fixedly connected with magnet coil of motor stator coil, through the setting of a high-speed ball bearing and No. two high-speed ball bearings, make little motor when using, the high-speed rotor of little motor adopts the fixed high-speed rotor operation of the fixed high-speed ball bearing of bi-polar, the swing range of rotor operation reduces greatly, the motor life-span of the fixed rotor of bi-polar is longer than the life-span of the fixed rotor motor of end limit more than 2 times.
(2) The small motor with the double air channels for cooling and resisting the magnetic field is characterized in that the outer surface of a first high-speed ball bearing is matched with the outer surface of a second high-speed ball bearing, the outer surface of a motor stator coil is provided with a longitudinal groove, the outer surface of a motor fixing cover plate is provided with a bottom air channel groove, the middle of the top of the motor fixing cover plate is provided with a rotor groove in a penetrating way, the middle of the top of a welding wire PCB is provided with a bearing groove in a penetrating way, the inner surface of the rotor groove is matched with the inner surface of the bearing groove, the inner wall of an aluminum alloy air channel is fixedly connected with outer air channel dividing blocks at equal intervals, a top column foot groove is arranged in the inner cavity of the aluminum alloy air channel and below an aluminum alloy rotating seat, the inner surface in the middle of the outer air, the outer surface of the coil column foot is matched with the inner surface of the groove of the top column foot, through the arrangement of the aluminum alloy high-speed fan blade and the aluminum alloy air channel, the aluminum alloy high-speed fan blade is matched with the aluminum alloy air channel to rotate, and the outside air is sucked into the aluminum alloy air channel to be cooled through negative pressure siphon, the welding line air channel groove is matched with the bottom air channel groove to form the inside air channel, the outside air channel dividing block is matched with the aluminum alloy air channel to form the outside air channel, the double air channels are matched with the negative pressure siphon of the aluminum alloy high-speed fan blade, so that the heating speed of the motor is greatly reduced when the inner cavity of the small motor works, the motor runs more stably, the temperature of the coil stator is greatly improved, the top of the outside air channel dividing block is arc-shaped, the air sucked by the aluminum alloy high-speed, the damage to the circuit of the small motor inner cavity caused by high temperature generated when the coil stator works is effectively avoided. The inner groove of the motor shell of the small motor is deeper, so that the installed high-speed rotor cannot protrude out of the motor shell, the size of the small motor is reduced, and the small motor is more attractive in style.
(3) The outer surface of the shell shielding magnetic sleeve is matched with the inner surface of the shockproof silica gel sleeve, the inner surface of the top of the outer air channel partition block is fixedly connected with the outer surface of the aluminum alloy rotary seat, the bottom of the shell shielding magnetic sleeve and the bottom of the shockproof silica gel sleeve are both provided with a groove in a penetrating way, the top of the magnet coil is provided with a groove in a penetrating and clamping way, the outer surface of the first high-speed ball bearing is fixedly connected with the top of the inner cavity of the magnet coil, the outer surface of the second high-speed ball bearing is fixedly connected with the bottom of the inner cavity of the magnet coil, the arrangement of the shell shielding magnetic sleeve and the shockproof silica gel sleeve ensures that the shell shielding magnetic sleeve can effectively protect the magnetic field in the motor from being influenced when the small motor works, the motor works more stably, the shockproof silica gel sleeve can effectively protect the shell of the small motor, and damage caused by collision of the small motor is reduced.
Drawings
FIG. 1 is a front view of an explosive structure of the present invention;
FIG. 2 is a perspective view of an aluminum alloy high-speed fan blade structure of the invention;
FIG. 3 is a perspective view of a dual-duct cooling anti-magnetic field small motor structure of the present invention;
FIG. 4 is a top view of the structure of a dual-duct temperature-reducing and magnetic-field-resisting small motor of the present invention;
FIG. 5 is a bottom view of the dual air duct cooling anti-magnetic field small motor structure of the present invention;
FIG. 6 is a perspective view of the outside air duct splitter block of the present invention.
In the figure 1, an aluminum alloy air duct; 2. aluminum alloy high-speed fan blades; 3. the axis of the motor; 4. a first high speed ball bearing; 5. a high-speed rotor; 6. a second high-speed ball bearing; 7. a motor stator coil; 8. welding a wire on the PCB; 9. a motor lead; 10. a motor fixing cover plate; 11. the shell shields the magnetic sleeve; 12. a shockproof silica gel sleeve; 13. an aluminum alloy rotating seat; 14. a magnet coil; 15. a coil leg; 16. and an outer air duct partition block.
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. 1-6, the present invention provides a technical solution: a small motor with double air ducts for cooling and resisting magnetic fields comprises an aluminum alloy air duct 1, the top of the inner cavity of the aluminum alloy air duct 1 is rotatably connected with an aluminum alloy high-speed fan blade 2, the inner cavity of the aluminum alloy air duct 1 is rotatably connected with a motor shaft center 3, the top end of the motor shaft center 3 and the lower part of the aluminum alloy high-speed fan blade 2 are movably connected with a first high-speed ball bearing 4, the top end of the motor shaft center 3 is rotatably connected with the inner surface of the first high-speed ball bearing 4, the middle of the motor shaft center 3 and the lower part of the first high-speed ball bearing 4 are fixedly connected with a high-speed rotor 5, the bottom end of the motor shaft center 3 and the lower part of the high-speed rotor 5 are movably connected with a second high-speed ball bearing 6, the bottom end of the motor shaft center 3 is rotatably connected with the inner surface of the second high-speed ball bearing, a motor lead 9 is fixedly connected to the right side of the bottom of the welding wire PCB8, the motor lead 9 is electrically connected with an external power supply, a motor fixing cover plate 10 is clamped at the bottom of the motor stator coil 7 and positioned below the welding wire PCB8, a shell shielding magnetic sleeve 11 is fixedly connected to the outer surface of the aluminum alloy air duct 1, a shockproof silica gel sleeve 12 is fixedly connected to the outer surface of the shell shielding magnetic sleeve 11, an aluminum alloy swivel mount 13 is fixedly connected to the bottom of the aluminum alloy high-speed fan blade 2 and positioned in the inner cavity of the aluminum alloy air duct 1, a magnet coil 14 is fixedly connected to the inner cavity of the motor stator coil 7, a coil pedestal 15 is fixedly connected to the top and the bottom of the motor stator coil 7, the outer surface of the first high-speed ball bearing 4 is matched with the outer surface of the second high-speed ball bearing 6, a rotor groove is formed in the middle of the top of the motor fixing cover plate 10 in a penetrating mode, a bearing groove is formed in the middle of the top of the welding wire PCB8 in a penetrating mode, the inner surface of the rotor groove is matched with the inner surface of the bearing groove, the inner wall of the aluminum alloy air duct 1 is fixedly connected with the outer air duct dividing blocks 16 in an equidistant mode, the outer surface of the shell shielding magnetic sleeve 11 is matched with the inner surface of the shockproof silica gel sleeve 12, the inner surface of the top of each outer air duct dividing block 16 is fixedly connected with the outer surface of the aluminum alloy rotary seat 13, a top column base groove is formed in the inner cavity of the aluminum alloy air duct 1 and located below the aluminum alloy rotary seat 13, the inner surface of the middle of each outer air duct dividing block 16 is fixedly connected with the outer surface of the motor stator coil 7, a welding wire PCB8 is formed in the top of the bearing groove in a penetrating mode, the outer surface, the top of magnet coil 14 runs through the card and is equipped with the recess, and the surface of high-speed ball bearing 4 and the top fixed connection of magnet coil 14 inner chamber, the surface of No. two high-speed ball bearing 6 and the bottom fixed connection of magnet coil 14 inner chamber.
When the device works, firstly, a worker energizes the magnet coil 14 through the motor lead 9, the magnet coil 14 is stressed to rotate in a magnetic field after being energized to drive the high-speed rotor 5 to rotate, the high-speed rotor 5 rotates to drive the motor shaft center 3 to rotate, the first high-speed ball bearing 4 is matched with the second high-speed ball bearing 6 to support and rotate the top and the bottom of the motor shaft center 3, the motor shaft center 3 rotates through the aluminum alloy rotary seat 13 to drive the aluminum alloy high-speed fan blade 2 to rotate, the aluminum alloy high-speed fan blade 2 is matched with the aluminum alloy air duct 1 to rotate, external air is sucked into the aluminum alloy air duct 1 through the bottom of the shockproof silica gel sleeve 12 through negative pressure siphon, the air duct groove is matched with the bottom air duct groove to form one side air duct, the outer side air duct partition block 16 and the aluminum alloy air duct 1 form the other side air duct, the hot air in the aluminum alloy air duct, the hot air sucked to the top of the outer air channel segmentation block 16 quickly forms a cyclone shape through arc turning, the sucked air forms cyclone rotation and is quickly led out together with the hot air in the inner air channel through the aluminum alloy high-speed fan blade 2, the motor fixing cover plate 10 penetrates through a welding line PCB8 to fixedly protect the bottom of the motor stator coil 7 through the matching of a coil column foot 15 and a column foot groove clamping, after the magnet coil 14 is electrified, the shell shielding magnetic sleeve 11 shields external electromagnetism, the magnetic field of the magnet coil 14 is prevented from being influenced by the external electromagnetism, the shockproof silica gel sleeve 12 protects the shell of the motor, and the high-speed rotor 5 drives the flywheel of the engine to rotate.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A small motor with double air ducts for cooling and resisting a magnetic field comprises an aluminum alloy air duct (1), wherein the top of an inner cavity of the aluminum alloy air duct (1) is rotatably connected with an aluminum alloy high-speed fan blade (2), and is characterized in that the inner cavity of the aluminum alloy air duct (1) is rotatably connected with a motor axis (3), the top end of the motor axis (3) is movably connected with a first high-speed ball bearing (4) below the aluminum alloy high-speed fan blade (2), the top end of the motor axis (3) is rotatably connected with the inner surface of the first high-speed ball bearing (4), the middle of the motor axis (3) is fixedly connected with a high-speed rotor (5) below the first high-speed ball bearing (4), the bottom end of the motor axis (3) is movably connected with a second high-speed ball bearing (6) below the high-speed rotor (5), and the bottom end of the motor axis (3) is rotatably connected with the inner surface of the second high-speed ball bearing, the bottom of the inner cavity of the aluminum alloy air duct (1) is clamped with a motor stator coil (7), the bottom of the motor stator coil (7) is clamped with a welding wire PCB (8), the right side of the bottom of the welding wire PCB (8) is fixedly connected with a motor lead (9), the bottom of the motor stator coil (7) is clamped with a motor fixing cover plate (10) below the welding wire PCB (8), the outer surface of the aluminum alloy air duct (1) is fixedly connected with a shell shielding magnetic sleeve (11), the outer surface of the shell shielding magnetic sleeve (11) is fixedly connected with a shockproof silica gel sleeve (12), the bottom of the aluminum alloy high-speed fan blade (2) is fixedly connected with an aluminum alloy rotary seat (13) in the inner cavity of the aluminum alloy air duct (1), the inner cavity of the motor stator coil (7) is fixedly connected with a magnet coil (14), and the top and the bottom of the motor stator coil (7) are fixedly connected with a coil column base (15).
2. The small motor with double air ducts for cooling and resisting magnetic fields as claimed in claim 1, wherein the outer surface of the first high speed ball bearing (4) is matched with the outer surface of the second high speed ball bearing (6), and the outer surface of the stator coil (7) of the motor is provided with a longitudinal groove.
3. The small motor with double air ducts for cooling and resisting magnetic fields as claimed in claim 1, wherein the outer surface of the motor fixing cover plate (10) is provided with a bottom air duct groove, and the middle of the top of the motor fixing cover plate (10) is provided with a rotor groove in a penetrating manner.
4. The small motor with double air ducts for cooling and resisting magnetic field according to claim 3 is characterized in that a bearing groove is formed in the middle of the top of the weld line PCB (8) in a penetrating manner, the inner surface of the rotor groove is matched with the inner surface of the bearing groove, and the inner wall of the aluminum alloy air duct (1) is fixedly connected with the outer air duct partition blocks (16) in an equidistant manner.
5. The small motor with double air ducts for cooling and resisting magnetic fields as claimed in claim 4, wherein the outer surface of the housing shielding magnetic sleeve (11) is matched with the inner surface of the shockproof silica gel sleeve (12), and the inner surface of the top of the outer air duct partition block (16) is fixedly connected with the outer surface of the aluminum alloy rotary seat (13).
6. The small motor with double air ducts for cooling and resisting magnetic fields as claimed in claim 4, wherein a top pedestal groove is formed in the inner cavity of the aluminum alloy air duct (1) and below the aluminum alloy rotating base (13), the inner surface of the middle of the outer air duct dividing block (16) is fixedly connected with the outer surface of the motor stator coil (7), and a welding wire air duct groove is formed in the top of the welding wire PCB (8) and in the periphery of the bearing groove in a penetrating manner.
7. The small motor with double air ducts for cooling and resisting magnetic fields as claimed in claim 6, wherein the outer surface of the coil leg (15) is matched with the inner surface of the groove of the top leg, the bottom of the housing shielding magnetic sleeve (11) and the bottom of the shockproof silica gel sleeve (12) are both provided with a groove in a penetrating way, and the top of the magnet coil (14) is provided with a groove in a penetrating and clamping way.
8. The small motor with double air ducts for cooling and resisting magnetic fields as claimed in claim 1, wherein the outer surface of the first high speed ball bearing (4) is fixedly connected with the top of the inner cavity of the magnet coil (14), and the outer surface of the second high speed ball bearing (6) is fixedly connected with the bottom of the inner cavity of the magnet coil (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010042106.3A CN110943567A (en) | 2020-01-15 | 2020-01-15 | Small motor with double air ducts for cooling and resisting magnetic field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010042106.3A CN110943567A (en) | 2020-01-15 | 2020-01-15 | Small motor with double air ducts for cooling and resisting magnetic field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110943567A true CN110943567A (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010042106.3A Pending CN110943567A (en) | 2020-01-15 | 2020-01-15 | Small motor with double air ducts for cooling and resisting magnetic field |
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| CN (1) | CN110943567A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023015750A1 (en) * | 2021-08-11 | 2023-02-16 | 深圳市一诺微特电机有限公司 | Double-channel, spiral-type, efficient heat dissipation motor structure |
-
2020
- 2020-01-15 CN CN202010042106.3A patent/CN110943567A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023015750A1 (en) * | 2021-08-11 | 2023-02-16 | 深圳市一诺微特电机有限公司 | Double-channel, spiral-type, efficient heat dissipation motor structure |
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