CN218301148U - Single-phase asynchronous motor with improved rotor structure - Google Patents
Single-phase asynchronous motor with improved rotor structure Download PDFInfo
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- CN218301148U CN218301148U CN202221591861.8U CN202221591861U CN218301148U CN 218301148 U CN218301148 U CN 218301148U CN 202221591861 U CN202221591861 U CN 202221591861U CN 218301148 U CN218301148 U CN 218301148U
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- output shaft
- asynchronous motor
- phase asynchronous
- rotor structure
- flabellum
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Abstract
The utility model discloses a single-phase asynchronous motor with improve rotor structure, which comprises an outer shell, be equipped with stator module and rotor subassembly in the shell body, closing cap and back closing cap before the shell body inner wall fixedly connected with, shell body outer wall fixedly connected with front end housing, the rotor subassembly both ends are connected with installation axle and output shaft respectively, the installation axle runs through the back closing cap and is connected with first flabellum, closing cap and front end housing and outside extension before the output shaft runs through in proper order. The utility model discloses an outer casing, rotor subassembly, output shaft, transmission shaft, mutually supporting between second flabellum and the drive assembly, when the rotor subassembly drives the output shaft and rotates, the output shaft passes through drive assembly and drives each transmission shaft and second flabellum and rotate, utilizes the rotation of second flabellum can accelerate the heat dissipation in the outer casing to effectively reduce the influence of high temperature to the rotor subassembly work, thereby avoid the high temperature and influence the life of motor.
Description
Technical Field
The utility model relates to a single-phase asynchronous motor technical field especially relates to a single-phase asynchronous motor with improve rotor structure.
Background
The asynchronous motor using single-phase AC power supply is called single-phase asynchronous motor, it is formed from stator, rotor, bearing, machine shell and end cover, and is generally made into small-sized motor equipment, its motor capacity is very small, only needs single-phase AC power supply to supply power, and as driving motor, the power of single-phase asynchronous motor only needs several watts, tens of watts or hundreds of watts, and is very extensive in modern application.
At present can set up the flabellum in the end cover in order to guarantee single-phase asynchronous motor's heat dissipation usually, thereby the rotor drives output shaft pivoted and drives the flabellum rotation and guarantee single-phase asynchronous motor's heat dissipation simultaneously, however the radiating mode who only utilizes a flabellum often can lead to the motor heat dissipation untimely, make the inside heat of motor save, along with the increase of live time, the inside high temperature of casing can cause very big influence to the work of rotor, in the long run, can lead to the life greatly reduced of motor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art, and provides a single-phase asynchronous motor with an improved rotor structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a single-phase asynchronous motor with an improved rotor structure comprises an outer shell, wherein a stator assembly and a rotor assembly are arranged in the outer shell, a front sealing cover and a rear sealing cover are fixedly connected to the inner wall of the outer shell, a front end cover is fixedly connected to the outer wall of the outer shell, an installation shaft and an output shaft are respectively connected to two ends of the rotor assembly, the installation shaft penetrates through the rear sealing cover and is connected with first fan blades, and the output shaft sequentially penetrates through the front sealing cover and the front end cover and extends outwards; the front end housing rotates through the transmission shaft and is connected with a plurality of second flabellums, many the transmission shaft passes through drive assembly and is connected with the output shaft transmission, one side that the shell body is close to the second flabellum runs through to inlay and is equipped with the special-shaped pipe that is used for the encapsulation coolant oil.
As a further description of the above technical solution:
the side walls of the front sealing cover and the rear sealing cover penetrate through and are fixedly embedded with sealing bearings, and the mounting shaft and the output shaft are respectively and fixedly connected with the inner walls of the corresponding sealing bearings.
As a further description of the above technical solution:
the transmission shaft is rotatably arranged on the inner wall of the front end cover, and the second fan blades are fixedly sleeved on the outer surface of the transmission shaft.
As a further description of the above technical solution:
the transmission assembly comprises an external gear fixedly sleeved on the outer surface of the transmission shaft, and the outer surface of the output shaft is fixedly sleeved with a central gear meshed with the external gear.
As a further description of the above technical solution:
the special-shaped guide pipe comprises a plurality of corrugated pipes, every two adjacent corrugated pipes are connected through an arc-shaped pipe, the end parts of the two corrugated pipes positioned at the bottom are both connected with horizontal pipes, and the sealing plugs are sleeved at the ends, away from the arc-shaped pipe, of the horizontal pipes in a threaded manner.
As a further description of the above technical solution:
the through hole matched with the corrugated pipe is formed in the side wall of the outer shell, the arc-shaped pipe is located on the inner side of the through hole, and one end, located in the outer shell, of the arc-shaped pipe is close to the second fan blade.
As a further description of the above technical solution:
the outer surface of the arc pipe is fixedly sleeved with an installation block, and the installation block is fixedly installed on the outer surface of the outer shell.
The utility model discloses following beneficial effect has:
1. compared with the prior art, this single-phase asynchronous motor with improve rotor structure, through the shell body, the rotor subassembly, the output shaft, the transmission shaft, mutually support between second flabellum and the drive assembly, when the rotor subassembly drives the output shaft and rotates, the output shaft passes through drive assembly and drives each transmission shaft and second flabellum rotation, utilize the rotation of second flabellum can accelerate the heat dissipation in the shell body, thereby effectively reduce the influence of high temperature to rotor subassembly work, thereby avoid the high temperature and influence the life of motor.
2. Compared with the prior art, this single-phase asynchronous motor with improve rotor structure through mutually supporting between shell body, bellows, arc, horizontal pipe and the sealing plug, is equipped with the coolant oil in bellows, arc and the horizontal pipe, can further accelerate the heat dissipation in the shell body, and the rotation of second flabellum also can accelerate the heat dissipation of coolant oil simultaneously, guarantees the good radiating effect of coolant oil in the special-shaped pipe.
Drawings
Fig. 1 is a schematic structural view of a single-phase asynchronous motor with an improved rotor structure according to the present invention;
fig. 2 is a cross-sectional view of a single-phase asynchronous motor having an improved rotor structure according to the present invention;
fig. 3 is a sectional view of a special-shaped duct in a single-phase asynchronous motor with an improved rotor structure according to the present invention.
Illustration of the drawings:
1. an outer housing; 2. a stator assembly; 3. a rotor assembly; 4. a front cover; 5. a rear cover; 6. a front end cover; 7. installing a shaft; 8. an output shaft; 9. a first fan blade; 10. a drive shaft; 11. a second fan blade; 12. a profiled conduit; 121. a bellows; 122. an arc tube; 123. a horizontal tube; 124. a sealing plug; 13. sealing the bearing; 14. an outer gear; 15. a sun gear; 16. a through hole; 17. and (7) installing the block.
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 all belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a single-phase asynchronous motor having an improved rotor structure: the fan-shaped fan comprises an outer shell 1, wherein a stator assembly 2 and a rotor assembly 3 are arranged in the outer shell 1, the inner wall of the outer shell 1 is fixedly connected with a front sealing cover 4 and a rear sealing cover 5, the outer wall of the outer shell 1 is fixedly connected with a front end cover 6, two ends of the rotor assembly 3 are respectively connected with an installation shaft 7 and an output shaft 8, the installation shaft 7 penetrates through the rear sealing cover 5 and is connected with a first fan blade 9, and the output shaft 8 sequentially penetrates through the front sealing cover 4 and the front end cover 6 and extends outwards; preceding closing cap 4 and the lateral wall of back closing cap 5 all run through and fixed the inlaying and are equipped with sealed bearing 13, install axle 7 and output shaft 8 respectively with correspond 13 inner wall fixed connection of sealed bearing, still be equipped with the rear end cap at the tip of shell 1, first flabellum 9 is located the rear end cap, and sealed bearing 13 set up then can guarantee to install the stability of axle 7 and output shaft 8 when rotating.
The front end cover 6 is rotatably connected with a plurality of second fan blades 11 through a transmission shaft 10, the transmission shaft 10 is rotatably installed on the inner wall of the front end cover 6, the second fan blades 11 are fixedly sleeved on the outer surface of the transmission shaft 10, the transmission shafts 10 are in transmission connection with an output shaft 8 through transmission assemblies, each transmission assembly comprises an outer gear 14 fixedly sleeved on the outer surface of the transmission shaft 10, and a central gear 15 meshed with the outer gear 14 is fixedly sleeved on the outer surface of the output shaft 8.
Wherein, one side of outer casing 1 near second flabellum 11 is run through and is inlayed special-shaped pipe 12 that is used for the encapsulation coolant oil, special-shaped pipe 12 includes many bellows 121, connect through arc tube 122 between two adjacent bellows 121, two bellows 121 tip that are located the bottom all are connected with horizontal pipe 123, the equal screw thread of one end that arc tube 122 was kept away from to two horizontal pipes 123 has cup jointed sealing plug 124, through hole 16 with bellows 121 looks adaptation is seted up to outer casing 1 lateral wall, arc tube 122 is located through hole 16 inboard, arc tube 122 is located outer casing 1 one end and is close to the setting of second flabellum 11, arc tube 122 external fixation has cup jointed installation block 17, installation block 17 fixed mounting is at outer casing 1 surface, wherein the structure of special-shaped pipe 12 refers to and shows in fig. 3, after sealing plug 124 is demolishd, can add the coolant oil toward special-shaped pipe 12 in, and the stability of special-shaped pipe 12 installation can then be guaranteed in the setting of installation block 17.
The utility model discloses its functional principle is explained to following mode of operation of accessible:
after the power is switched on, the rotor assembly 3 drives the mounting shaft 7 and the output shaft 8 to rotate, the mounting shaft 7 drives the first fan blades 9 to rotate, the output shaft 8 drives the transmission shaft 10 and the second fan blades 11 to rotate through the central gear 15 and the external gear 14 which are meshed with each other when rotating, and the second fan blades 11 accelerate the flow of air flow, so that the heat dissipation of the single-phase asynchronous motor is accelerated.
The cooling oil in the special-shaped conduit 12 can further accelerate the heat dissipation on the outer shell 1, meanwhile, the second fan blades 11 blow the special-shaped conduit 12, the heat dissipation of the special-shaped conduit 12 is accelerated, the good heat dissipation effect of the cooling oil in the special-shaped conduit 12 is guaranteed, meanwhile, when the cooling oil needs to be added or replaced, the sealing plug 124 is rotated, the end portion of the special-shaped conduit 12 is opened at the moment, and the replacement or addition of the cooling oil can be achieved.
Finally, it should be noted that: 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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. A single-phase asynchronous motor with an improved rotor structure, comprising an outer casing (1), a stator assembly (2) and a rotor assembly (3) being arranged in the outer casing (1), characterized in that: the inner wall of the outer shell (1) is fixedly connected with a front sealing cover (4) and a rear sealing cover (5), the outer wall of the outer shell (1) is fixedly connected with a front end cover (6), two ends of the rotor assembly (3) are respectively connected with a mounting shaft (7) and an output shaft (8), the mounting shaft (7) penetrates through the rear sealing cover (5) and is connected with first fan blades (9), and the output shaft (8) sequentially penetrates through the front sealing cover (4) and the front end cover (6) and extends outwards;
front end housing (6) are rotated through transmission shaft (10) and are connected with a plurality of second flabellum (11), many transmission shaft (10) are connected with output shaft (8) transmission through drive assembly, one side that shell body (1) is close to second flabellum (11) is run through to inlay and is equipped with special-shaped pipe (12) that are used for the encapsulation coolant oil.
2. A single-phase asynchronous motor with an improved rotor structure, according to claim 1, characterized in that: the lateral wall of preceding closing cap (4) and back closing cap (5) all runs through and fixed the inlaying and is equipped with sealed bearing (13), installation axle (7) and output shaft (8) respectively with correspond sealed bearing (13) inner wall fixed connection.
3. A single-phase asynchronous motor with an improved rotor structure, according to claim 1, characterized in that: the transmission shaft (10) is rotatably arranged on the inner wall of the front end cover (6), and the second fan blades (11) are fixedly sleeved on the outer surface of the transmission shaft (10).
4. A single-phase asynchronous motor with an improved rotor structure, according to claim 1, characterized in that: the transmission assembly comprises an external gear (14) fixedly sleeved on the outer surface of the transmission shaft (10), and a central gear (15) meshed with the external gear (14) is fixedly sleeved on the outer surface of the output shaft (8).
5. A single-phase asynchronous motor with an improved rotor structure, according to claim 1, characterized in that: the special-shaped conduit (12) comprises a plurality of corrugated pipes (121), two adjacent corrugated pipes (121) are connected through an arc-shaped pipe (122), the end parts of the two corrugated pipes (121) positioned at the bottom are both connected with horizontal pipes (123), and one ends, far away from the arc-shaped pipe (122), of the two horizontal pipes (123) are sleeved with sealing plugs (124) in a threaded manner.
6. A single-phase asynchronous motor with an improved rotor structure, according to claim 5, characterized in that: through hole (16) with bellows (121) looks adaptation is seted up to shell body (1) lateral wall, arc tube (122) are located through hole (16) inboard, arc tube (122) are located shell body (1) one end and are close to second flabellum (11) and set up.
7. A single-phase asynchronous motor with an improved rotor structure, according to claim 5, characterized in that: the outer surface of the arc-shaped pipe (122) is fixedly sleeved with a mounting block (17), and the mounting block (17) is fixedly mounted on the outer surface of the outer shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221591861.8U CN218301148U (en) | 2022-06-24 | 2022-06-24 | Single-phase asynchronous motor with improved rotor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221591861.8U CN218301148U (en) | 2022-06-24 | 2022-06-24 | Single-phase asynchronous motor with improved rotor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218301148U true CN218301148U (en) | 2023-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221591861.8U Active CN218301148U (en) | 2022-06-24 | 2022-06-24 | Single-phase asynchronous motor with improved rotor structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117013759A (en) * | 2023-09-28 | 2023-11-07 | 江苏亚力防爆电机有限公司 | Explosion-proof motor with even heat dissipation function |
-
2022
- 2022-06-24 CN CN202221591861.8U patent/CN218301148U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117013759A (en) * | 2023-09-28 | 2023-11-07 | 江苏亚力防爆电机有限公司 | Explosion-proof motor with even heat dissipation function |
| CN117013759B (en) * | 2023-09-28 | 2023-12-26 | 江苏亚力防爆电机有限公司 | Explosion-proof motor with even heat dissipation function |
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