CN210350926U - Permanent magnet synchronous motor for fan - Google Patents
Permanent magnet synchronous motor for fan Download PDFInfo
- Publication number
- CN210350926U CN210350926U CN201921824878.1U CN201921824878U CN210350926U CN 210350926 U CN210350926 U CN 210350926U CN 201921824878 U CN201921824878 U CN 201921824878U CN 210350926 U CN210350926 U CN 210350926U
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- output shaft
- platform
- outer side
- permanent magnet
- fan
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Abstract
The utility model discloses a PMSM for fan, including metal casing and connection platform, insulating casing is installed in the outside of metal casing, and insulating casing's one end is provided with the thermovent, the cooling bath is installed in insulating casing's the outside, and the one end of cooling bath is provided with the piston, connect the platform and be located insulating casing's the other end, and the upper and lower both ends of connecting the platform all are provided with the connector lug, connect the centre of platform and install the output shaft, and the output shaft and be provided with the foam-rubber cushion between the platform with being connected, the spacing ring is installed in the outside of output shaft, the top of connecting the platform is provided with the oiling mouth, and installs the protective cover in one side of oiling mouth, the protective cover is provided with the connecting axle. The utility model discloses an oiling mouth can pour into lubricating oil into the foam-rubber cushion, can play lubricated effect by the output shaft, utilizes the adsorptivity of foam-rubber cushion for lubricating oil is paintd comparatively evenly, makes lubricated effect better.
Description
Technical Field
The utility model relates to the technical field of electric machine, especially, relate to a PMSM for fan.
Background
The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, the motor mainly has the function of generating driving torque and is used as a power source of electrical appliances or various machines, a generator is indicated by a letter G in a circuit and mainly has the function of converting mechanical energy into electric energy, the types of the motors are various, the permanent magnet synchronous motor is a common motor, the permanent magnet synchronous motor belongs to an asynchronous starting permanent magnet synchronous motor, a magnetic field system of the permanent magnet synchronous motor consists of one or more permanent magnets, magnetic poles embedded with the permanent magnets are usually arranged in a cage-shaped rotor formed by welding cast aluminum or copper bars according to the required number of poles, the stator structure is similar to that of the asynchronous motor, after a stator is wound and connected with a power supply, the motor starts to rotate according to the principle of the asynchronous motor, when the motor accelerates to a synchronous rotating speed, the rotor is drawn into synchronization by the synchronous electromagnetic torque generated by a permanent magnet field of the rotor and a, the motor enters synchronous operation, the permanent magnet synchronous motor is widely applied, and the permanent magnet synchronous motor is convenient to use in common fans.
The existing permanent magnet synchronous motor is fixed in structure, so that lubricating oil is injected in a troublesome manner, the use is inconvenient, and the heat dissipation function is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the PMSM for fan that proposes, concrete characteristics are convenient for pour into lubricating oil into to the motor into, and have stronger heat dissipation function.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a PMSM for fan, includes the metal casing and connects the platform, insulating casing is installed in the outside of metal casing, and insulating casing's one end is provided with the thermovent, the cooling bath is installed in insulating casing's the outside, and the one end of cooling bath is provided with the piston, connect the platform and be located insulating casing's the other end, and the upper and lower both ends of connecting the platform all are provided with the connector lug, connect the centre of platform and install the output shaft, and the output shaft and be provided with the foam-rubber cushion between the platform with being connected, the spacing ring is installed in the outside of output shaft, and is movable joint between spacing ring and the connection platform, the top of connecting the platform is provided with the oiling mouth, and installs the protective cover in one side of oiling mouth, the.
Preferably, the outer side of the metal shell is attached to the outer side of the insulating shell, the metal shell and the insulating shell are bonded, and the horizontal central line of the insulating shell is overlapped with the horizontal central line of the heat dissipation port.
Preferably, the cooling grooves are fixedly connected with the insulating shell, and the cooling grooves are uniformly distributed on the outer side of the insulating shell.
Preferably, the transverse horizontal center line of the cooling groove is overlapped with the transverse horizontal center line of the piston, and the piston is in threaded connection with the cooling groove.
Preferably, the connector lug is symmetrical about the horizontal center line of connecting the platform, and is fixed connection between connection platform and the insulating casing to the axis of output shaft coincides with the horizontal center line of connecting the platform, and the inboard of spacing ring is laminated with the outside of output shaft simultaneously mutually.
Preferably, the outside of foam-rubber cushion is laminated with the inner wall of being connected the platform mutually, and the inboard of foam-rubber cushion is laminated with the outside of output shaft mutually to communicate with each other between oiling mouth and the foam-rubber cushion, the protective cover passes through the connecting axle simultaneously and is connected and constitute revolution mechanic between the platform.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a thermovent is convenient for the heat dissipation of this device, rotary piston can open the cooling bath, pour into the coolant liquid into the cooling bath, can strengthen the heat dissipation function of this device, the spacing ring can play spacing effect to the output shaft, thereby guarantee the stability when rotating, through the oiling mouth, can pour into lubricating oil into the foam-rubber cushion, can the output shaft play lubricated effect, utilize the adsorptivity of foam-rubber cushion, make the comparatively even that lubricating oil paintd, make lubricated effect better.
Drawings
Fig. 1 is a schematic view of an overall structure of a permanent magnet synchronous motor for a fan according to the present invention;
fig. 2 is a schematic perspective view of a permanent magnet synchronous motor for a fan according to the present invention;
fig. 3 is a schematic top perspective view of a permanent magnet synchronous motor for a fan according to the present invention;
fig. 4 is a schematic diagram of a left-end three-dimensional structure of a permanent magnet synchronous motor for a fan according to the present invention;
fig. 5 is a schematic view of a heat dissipation opening of a pmsm for a fan according to the present invention.
In the figure: 1 metal casing, 2 insulating casing, 3 thermovents, 4 cooling tanks, 5 pistons, 6 connection platforms, 7 connector lugs, 8 output shafts, 9 foam-rubber cushions, 10 spacing rings, 11 oiling mouths, 12 protective covers and 13 connecting shafts.
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.
Referring to fig. 1-5, a permanent magnet synchronous motor for a fan comprises a metal shell 1 and a connection platform 6, wherein an insulating casing 2 is installed on the outer side of the metal shell 1, a heat dissipation port 3 is formed at one end of the insulating casing 2, the outer side of the metal shell 1 is attached to the outer side of the insulating casing 2, the metal shell 1 and the insulating casing 2 are bonded, the horizontal central line of the insulating casing 2 is overlapped with the horizontal central line of the heat dissipation port 3, the metal shell 1 is hard and can protect internal devices, the insulating casing 2 can be used for insulating and protecting the device, a cooling tank 4 is installed on the outer side of the insulating casing 2, a piston 5 is arranged at one end of the cooling tank 4, the cooling tank 4 is fixedly connected with the insulating casing 2, the cooling tank 4 is uniformly distributed on the outer side of the insulating casing 2, the horizontal central line of the cooling tank 4 is overlapped with the horizontal central line of the piston 5, the piston 5 is connected with the cooling tank 4 through screw threads, the heat dissipation port 3 facilitates heat dissipation of the device, the piston 5 is rotated to open the cooling tank 4, cooling liquid is injected into the cooling tank 4 to enhance the heat dissipation function of the device, the connecting table 6 is positioned at the other end of the insulating shell 2, the upper end and the lower end of the connecting table 6 are both provided with connector lugs 7, the middle of the connecting table 6 is provided with an output shaft 8, a sponge cushion 9 is arranged between the output shaft 8 and the connecting table 6, the outer side of the output shaft 8 is provided with a limiting ring 10, the limiting ring 10 is movably clamped with the connecting table 6, the top of the connecting table 6 is provided with an oil injection port 11, one side of the oil injection port 11 is provided with a protective cover 12, a connecting shaft 13 is arranged between the protective cover 12 and the connecting table 6, the connector lugs 7 are symmetrical about the transverse horizontal central line of the connecting table 6, and the connecting table, the central axis of the output shaft 8 coincides with the horizontal central line of the connecting platform 6, meanwhile, the inner side of the limiting ring 10 is jointed with the outer side of the output shaft 8, the outer side of the spongy cushion 9 is jointed with the inner wall of the connecting platform 6, the inner side of the spongy cushion 9 is jointed with the outer side of the output shaft 8, the oil filling port 11 is communicated with the spongy cushion 9, meanwhile, the protective cover 12 forms a rotating structure with the connecting platform 6 through the connecting shaft 13, the limiting ring 10 can limit the output shaft 8, thereby ensuring the stability during rotation, lubricating oil can be injected into the spongy cushion 9 through the oil injection port 11, the output shaft 8 can play a role in lubrication, the sponge pad 9 can be used for uniformly coating the lubricating oil to ensure that the lubricating effect is better, the protective cover 12 can be closed by rotating the connecting shaft 13, so that external dust can be prevented from being stuck on the sponge cushion 9.
The utility model discloses a theory of operation: firstly, the device can be connected with an external circuit through a connector lug 7, the metal shell 1 is hard and can protect internal devices, the insulating shell 2 can be used for insulating and protecting the device, the device can be connected with fan blades of a fan through an output shaft 8, a heat dissipation port 3 is convenient for heat dissipation of the device, a rotary piston 5 can open a cooling tank 4 and inject cooling liquid into the cooling tank 4, the heat dissipation function of the device can be enhanced, a limiting ring 10 can limit the output shaft 8, so that the stability during rotation is ensured, lubricating oil can be injected into a sponge pad 9 through an oil injection port 11, the output shaft 8 can play a lubricating role, the adsorption of the sponge pad 9 is utilized, the lubricating oil is more uniformly coated, the lubricating effect is better, a protective cover 12 can be covered through rotation of a connecting shaft 13, thereby preventing external dust from sticking to the sponge pad 9.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A permanent magnet synchronous motor for a fan comprises a metal shell (1) and a connecting platform (6), and is characterized in that an insulating shell (2) is installed on the outer side of the metal shell (1), a heat dissipation port (3) is formed in one end of the insulating shell (2), a cooling groove (4) is installed on the outer side of the insulating shell (2), a piston (5) is arranged at one end of the cooling groove (4), the connecting platform (6) is located at the other end of the insulating shell (2), wiring heads (7) are arranged at the upper end and the lower end of the connecting platform (6), an output shaft (8) is installed in the middle of the connecting platform (6), a sponge pad (9) is arranged between the output shaft (8) and the connecting platform (6), a limiting ring (10) is installed on the outer side of the output shaft (8), the limiting ring (10) is movably clamped with the connecting platform (6), and an oil filling port (11) is formed in the top of the connecting platform (6, and protective cover (12) are installed to one side of oiling mouth (11), be provided with connecting axle (13) between protective cover (12) and connection platform (6).
2. The permanent magnet synchronous motor for the fan is characterized in that the outer side of the metal shell (1) is attached to the outer side of the insulating shell (2), the metal shell (1) and the insulating shell (2) are bonded, and the horizontal center line of the insulating shell (2) is overlapped with the horizontal center line of the heat dissipation port (3).
3. The permanent magnet synchronous motor for the fan is characterized in that the cooling slots (4) are fixedly connected with the insulating shell (2), and the cooling slots (4) are uniformly distributed on the outer side of the insulating shell (2).
4. The permanent magnet synchronous motor for the fan is characterized in that the transverse horizontal center line of the cooling groove (4) is coincident with the transverse horizontal center line of the piston (5), and the piston (5) is in threaded connection with the cooling groove (4).
5. The permanent magnet synchronous motor for the fan is characterized in that the connector lug (7) is symmetrical about a horizontal central line of the connecting table (6), the connecting table (6) is fixedly connected with the insulating shell (2), the central line of the output shaft (8) is overlapped with the horizontal central line of the connecting table (6), and the inner side of the limiting ring (10) is attached to the outer side of the output shaft (8).
6. The permanent magnet synchronous motor for the fan as claimed in claim 1, wherein the outer side of the foam-rubber cushion (9) is attached to the inner wall of the connecting platform (6), the inner side of the foam-rubber cushion (9) is attached to the outer side of the output shaft (8), the oil filling port (11) is communicated with the foam-rubber cushion (9), and the protective cover (12) forms a rotating structure with the connecting platform (6) through the connecting shaft (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921824878.1U CN210350926U (en) | 2019-10-28 | 2019-10-28 | Permanent magnet synchronous motor for fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921824878.1U CN210350926U (en) | 2019-10-28 | 2019-10-28 | Permanent magnet synchronous motor for fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210350926U true CN210350926U (en) | 2020-04-17 |
Family
ID=70179009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921824878.1U Expired - Fee Related CN210350926U (en) | 2019-10-28 | 2019-10-28 | Permanent magnet synchronous motor for fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210350926U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112542914A (en) * | 2020-12-09 | 2021-03-23 | 全南县超亚科技有限公司 | Motor stator and motor |
| CN112994315A (en) * | 2021-03-23 | 2021-06-18 | 无锡华印美和电机有限公司 | Medical high-precision brushless motor |
| CN113162296A (en) * | 2021-03-25 | 2021-07-23 | 南通博洋机电制造有限公司 | Small-size disk outer rotor switched reluctance wind driven generator with energy-saving function |
-
2019
- 2019-10-28 CN CN201921824878.1U patent/CN210350926U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112542914A (en) * | 2020-12-09 | 2021-03-23 | 全南县超亚科技有限公司 | Motor stator and motor |
| CN112542914B (en) * | 2020-12-09 | 2021-11-23 | 全南县超亚科技有限公司 | Motor stator and motor |
| CN112994315A (en) * | 2021-03-23 | 2021-06-18 | 无锡华印美和电机有限公司 | Medical high-precision brushless motor |
| CN113162296A (en) * | 2021-03-25 | 2021-07-23 | 南通博洋机电制造有限公司 | Small-size disk outer rotor switched reluctance wind driven generator with energy-saving function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200417 Termination date: 20211028 |
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| CF01 | Termination of patent right due to non-payment of annual fee |