CN109450154B - Permanent magnet motor convenient to maintain - Google Patents
Permanent magnet motor convenient to maintain Download PDFInfo
- Publication number
- CN109450154B CN109450154B CN201811392495.1A CN201811392495A CN109450154B CN 109450154 B CN109450154 B CN 109450154B CN 201811392495 A CN201811392495 A CN 201811392495A CN 109450154 B CN109450154 B CN 109450154B
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- wall
- fixedly connected
- grooves
- ring
- base
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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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
-
- 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
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/04—Balancing means
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Motor Or Generator Frames (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a permanent magnet motor convenient for maintenance, which comprises a base, wherein a motor shell is fixedly connected on the base, stators are fixedly arranged on the inner wall of the motor shell in a pairwise symmetry manner, a rotating shaft is arranged in the motor shell, four rotors are uniformly and fixedly connected on the outer wall of the rotating shaft, the axis of the rotating shaft and the axis of the motor shell are on the same straight line, bolts are screwed at the four corners at the top end of the base, a rubber pad is fixedly arranged at the bottom end of the base, and circular grooves are respectively arranged at the four corners in the base, therefore, the stability of the device can be ensured, and the device is safer and more convenient to use.
Description
Technical Field
The invention relates to the field of permanent magnet motors, in particular to a permanent magnet motor convenient to maintain.
Background
Permanent magnet machine all uses widely in various fields, but permanent magnet machine is very troublesome when making, especially when the stator in inside when the installation, the accuracy of position need be considered, and the stator most all is fixed on motor housing inner wall through the keyway, and when changing like this, under the effect of other stator magnetic forces all around, the taking out of stator is very troublesome, and when the stator of motor broke down, the motor shake was very serious moreover, if did not discover in time, probably caused major accident very much.
Disclosure of Invention
In order to solve the existing problems, the invention provides a permanent magnet motor which is convenient to maintain.
The invention is realized by the following technical scheme:
a permanent magnet motor convenient to maintain comprises a base, a motor shell is fixedly connected to the base, stators are fixedly mounted on the inner wall of the motor shell in a pairwise symmetrical mode, a rotating shaft is arranged in the motor shell, four rotors are uniformly and fixedly connected to the outer wall of the rotating shaft, the axis of the rotating shaft and the axis of the motor shell are on the same straight line, bolts are screwed at four corners of the top end of the base, a rubber pad is fixedly mounted at the bottom end of the base, circular grooves are respectively formed in four corners in the base, four through grooves are uniformly formed in the top end of the base, the bottom ends of the through grooves are communicated with the circular grooves, a damping disc is arranged in each circular groove, the top end of each damping disc is fixedly connected with the bottom end of a support column, the top end of each support column penetrates through the through grooves and is fixedly connected with, the round groove and the through groove are filled with rubber blocks, the outer wall of the motor shell is uniformly and fixedly connected with a plurality of radiating fins, T-shaped grooves are symmetrically arranged on the inner wall of the motor shell in pairs respectively, T-shaped strips are connected in the T-shaped grooves in a sliding manner, the radial inner ends of the T-shaped strips extend out of the T-shaped grooves and are fixedly connected with one ends of arc-shaped plates, the outer arc surfaces of the arc-shaped plates are attached to the inner wall of the motor shell, key grooves are arranged on the inner arc surfaces of the arc-shaped plates, stators are fixedly arranged in the key grooves, a plurality of screw rods are fixedly embedded in the arc-shaped plates, a plurality of grooves are arranged on the T-shaped strips, the axes of the grooves are opposite to the axes of the screw rods, one ends of the screw rods extend into the screw rods, nuts are screwed at one ends of the screw rods, the nuts are arranged in the grooves, one ends of the T-, a second sleeve ring is sleeved on the second baffle ring, one end of the second sleeve ring is fixedly connected with one end of a second shaft sleeve, a first sleeve ring is sleeved on the first baffle ring, one end of the first sleeve ring is fixedly connected with one end of the first shaft sleeve, a sleeve is embedded in one side of the first shaft sleeve, the outer wall of the sleeve is sleeved with a rubber ring, the outer wall of the rubber ring is fixedly connected with the inner wall of a shaft hole of the first shaft sleeve, a plurality of connecting rods are uniformly and fixedly connected on the outer wall of the sleeve in an annular manner, the other end of each connecting rod extends into a cavity, the cavity is arranged in the first shaft sleeve, a limiting block is fixedly arranged on the inner wall of the cavity, a stop block is fixedly arranged on each connecting rod, a spring is sleeved on each connecting rod, the spring is arranged between the stop block and the limiting block, and a switch which can contact and, four reinforcing blocks are fixedly mounted on the outer wall of the motor shell, and the reinforcing blocks are fixedly arranged right opposite to the T-shaped grooves.
Preferably, the distance between the top end of the connecting rod and the switch is 2-3mm, and the vibration amplitude of the device is 2-3mm during normal operation.
Preferably, the first lantern ring and the first stop ring, and the second lantern ring and the second stop ring are fixed through bolts.
Preferably, the diameter of the inner wall of the first baffle ring is the same as that of the inner wall of the motor shell, and the inner wall of the second baffle ring is attached to the outer wall of the arc-shaped block.
Preferably, the switch is electrically connected to a power supply.
Preferably, the stator is in interference fit with the keyway.
Preferably, the first sleeve and the first collar, and the second collar and the second sleeve are fixedly connected by welding.
Compared with the prior art, the invention has the beneficial effects that: this device is through utilizing the keyway to fix the stator on the arc, then through pulling T type strip control stator, made things convenient for the installation and the maintenance of stator like this, moreover, be provided with a plurality of cavitys in primary shaft cover, will touch the switch immediately when the motor shake surpasss normal vibration frequency like this, close the power, avoid causing bigger harm, but also be provided with the rubber pad and pack in the circular slot and have the block rubber, can guarantee the stability of this device like this, it is that this device uses safe more convenient.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a cross-sectional view of a structural round slot according to the present invention;
fig. 4 is an enlarged schematic view of structure a of the present invention.
In the figure: the damping device comprises a base 1, bolts 2, a rubber pad 3, a support column 4, a balance disc 5, a radiating fin 6, a motor shell 7, a reinforcing block 8, a T-shaped groove 9, a T-shaped strip 10, an arc-shaped plate 11, a stator 12, a rotating shaft 13, a rotor 14, a first shaft sleeve 15, a first lantern ring 16, a first baffle ring 17, a second lantern ring 18, a second lantern ring 19, a second baffle ring 20, a locking bolt 21, an arc-shaped block 22, a groove 23, a screw 24, a nut 25, a damping disc 26, a circular groove 27, a rubber block 28, a through groove 29, a sleeve 30, a rubber ring 31, a connecting rod 32, a baffle 33, a limiting block 34, a spring 35, a switch 36, a cavity 37 and.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings:
as shown in fig. 1, 2, 3 and 4, a permanent magnet motor convenient for maintenance comprises a base 1, wherein a motor shell 7 is fixedly connected to the base 1, stators 12 are fixedly mounted on the inner wall of the motor shell 7 in a pairwise symmetrical manner, a rotating shaft 13 is arranged in the motor shell 7, four rotors 14 are uniformly and fixedly connected to the outer wall of the rotating shaft 13, the axis of the rotating shaft 13 and the axis of the motor shell 7 are on the same straight line, bolts 2 are screwed at four corners of the top end of the base 1, a rubber pad 3 is fixedly mounted at the bottom end of the base 1, circular grooves 27 are respectively arranged at four corners in the base 1, four through grooves 29 are uniformly arranged at the top end of the base 1, the bottom ends of the through grooves 29 are communicated with the circular grooves 27, a damping disc 26 is arranged in the circular grooves 27, the top end of the damping disc 26 is fixedly connected with the bottom end of a strut 4, the top end, the supporting column 4 is fixedly provided with a balance disc 5, the bottom end of the balance disc 5 is attached to the top end of the base 1, the circular groove 27 and the through groove 29 are filled with rubber blocks 28, the outer wall of the motor shell 7 is uniformly and fixedly connected with a plurality of radiating fins 6, two pairwise symmetries on the inner wall of the motor shell 7 are respectively provided with T-shaped grooves 9, T-shaped strips 10 are connected in the T-shaped grooves 9 in a sliding manner, the radial inner ends of the T-shaped strips 10 extend out of the T-shaped grooves 9 and are fixedly connected with one ends of arc-shaped plates 11, the outer arc surfaces of the arc-shaped plates 11 are attached to the inner wall of the motor shell 7, key grooves 38 are arranged on the inner arc surfaces of the arc-shaped plates 11, stators 12 are fixedly arranged in the key grooves 38, a plurality of screw rods 24 are fixedly embedded in the arc-shaped plates 11, a plurality of grooves 23, the screw 24 has a nut 25 screwed on one end, the nut 25 is arranged in the groove 23, one end of the T-shaped strip 10 is fixedly connected with one end of the arc block 22, locking bolts 21 screwed on both sides of the arc block 22, two ends of the motor housing 7 are respectively fixedly connected with a first retaining ring 17 and a second retaining ring 20, the second retaining ring 20 is sleeved with a second lantern ring 18, one end of the second lantern ring 18 is fixedly connected with one end of a second lantern ring 19, the first retaining ring 17 is sleeved with a first lantern ring 16, one end of the first lantern ring 16 is fixedly connected with one end of a first lantern ring 15, a sleeve 30 is embedded in one side of the first lantern ring 15, the outer wall of the sleeve 30 is sleeved with a rubber ring 31, the outer wall of the rubber ring 31 is fixedly connected with the inner wall of the axle hole of the first lantern ring 15, a plurality of connecting rods 32 are uniformly and fixedly connected in an annular shape on the outer wall of the sleeve 30, and the other, the cavity 37 sets up in primary shaft cover 15, fixed mounting has stopper 34 on the 37 inner walls of cavity, fixed mounting has dog 33 on the connecting rod 32, the cover has spring 35 on the connecting rod 32, spring 35 is between dog 33 and stopper 34, fixed mounting has the switch 36 that vibrations back connecting rod 32 can touch and can cut off power supply on the top surface in the stopper 34, fixed mounting has four reinforcing blocks 8 on the 7 outer walls of motor housing, reinforcing block 8 is just to the fixed setting in T type groove 9.
The distance between the top end of the connecting rod 32 and the switch 36 is 2-3mm, and the vibration amplitude of the device is 2-3mm during normal operation.
The first collar 16 and the first baffle ring 17, and the second collar 18 and the second baffle ring 20 are fixed by bolts.
The diameter of the inner wall of the first retaining ring 17 is the same as that of the inner wall of the motor shell 7, and the inner wall of the second retaining ring 20 is attached to the outer wall of the arc-shaped block 22.
The switch 36 is electrically connected to a power source.
The stator 12 is an interference fit with the key slot 38.
The first shaft sleeve 15 and the first collar 16, and the second collar 18 and the second shaft sleeve 19 are fixedly connected by welding.
The working principle is as follows: firstly, the device is placed in a working area, the device is fixed through the bolts 2 on the rotating base 1, the rubber pad 3 can help the device to level while slightly absorbing shock, so that the normal operation of the device is ensured, at the moment, the stator 12 is installed in the key groove 38 on the arc-shaped plate 11, the arc-shaped plate 11 is fixed with the T-shaped strip 10 through the plurality of screw rods 24, so that the T-shaped strip 10 is pushed to slide in the T-shaped groove 9, then the locking bolts at the two ends of the arc-shaped block 22 are rotated to fix, so that the stator 12 can be fixed, the normal operation of the device is ensured, at the moment, the rotor 14 and the rotating shaft 13 are sequentially installed according to the working requirement, the second sleeve 18 and the first baffle ring 17 are sequentially assembled with the second sleeve 18 and the second baffle ring 20, the fixing is carried out through the bolts, at the moment, one end of the rotating shaft 13 rotates in the second sleeve 19, and the other end penetrates through the sleeve 30, at the moment, the device can work, when the device runs, vibration is generated, the balance disc 5 is fixedly arranged on the sleeve 30, the balance disc 5 is attached to the top end of the base 1, so that the stability of the device is ensured, the bottom end of the strut 4 penetrates through the through groove 29 and extends into the circular groove 27 to be connected with the damping disc 26, so that the damping is performed through the rubber block 28 filled in the circular groove 27 and the through groove 29, so that the operation of the device is ensured, when the device abnormally generates larger vibration, the rotating shaft 13 can continuously shake, so that the sleeve 30 can extrude the rubber ring 31 on the outer wall, the limiting block 34 is fixed, the spring 35 is in a compressed state through the stop block 33 on the connecting rod 32, the spring 35 in the cavity 37 plays a certain buffering role, the connecting rod 32 can touch the switch 36, so that the power supply of the device is cut off, and the device can stop running in time, avoid causing bigger loss, during the maintenance, dismantle stator 12 or arc 11 or change according to the position that damages, made things convenient for the maintenance, saved the time, indirect improvement work efficiency.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a permanent-magnet machine of convenient maintenance, includes base (1), fixedly connected with motor housing (7) on base (1), two bisymmetry fixed mounting has stator (12) on motor housing (7) inner wall, be equipped with pivot (13) in motor housing (7), four rotors of even fixedly connected with (14) on pivot (13) outer wall, pivot (13) axle center and motor housing (7) axle center are on same straight line, its characterized in that: the bolt (2) is screwed at four corners of the top of the base (1), a rubber pad (3) is fixedly mounted at the bottom of the base (1), round grooves (27) are respectively arranged at four corners of the inner surface of the base (1), four through grooves (29) are uniformly arranged at the top of the base (1), the bottoms of the through grooves (29) are communicated with the round grooves (27), a damping disc (26) is arranged in each round groove (27), the top end of each damping disc (26) is fixedly connected with the bottom of a strut (4), the top end of each strut (4) penetrates through the through grooves (29) and is fixedly connected with two sides of the bottom of a motor shell (7), a balance disc (5) is fixedly mounted on each strut (4), the bottom end of each balance disc (5) is attached to the top of the base (1), rubber blocks (28) are filled in the round grooves (27) and the through grooves (29), and a plurality of radiating fins (6) are uniformly, two bisymmetry are respectively provided with a T-shaped groove (9) on the inner wall of the motor shell (7), a T-shaped strip (10) is connected in the T-shaped groove (9) in a sliding manner, the radial inner end of the T-shaped strip (10) stretches out the T-shaped groove (9) and is fixedly connected with one end of an arc plate (11), the outer arc surface of the arc plate (11) is attached to the inner wall of the motor shell (7), the inner arc surface of the arc plate (11) is provided with a key groove (38), a stator (12) is fixedly arranged in the key groove (38), the arc plate (11) is internally fixedly embedded with a plurality of screw rods (24), the T-shaped strip (10) is provided with a plurality of grooves (23), the axes of the grooves (23) are oppositely arranged with the axes of the screw rods (24), one end of each screw rod (24) is stretched into the corresponding screw rod (24), one end of each screw rod (24), one end of the T-shaped strip (10) is fixedly connected with one end of an arc-shaped block (22), locking bolts (21) are screwed on two sides of the arc-shaped block (22), two ends of the motor shell (7) are respectively fixedly connected with a first retaining ring (17) and a second retaining ring (20), a second lantern ring (18) is sleeved on the second retaining ring (20), one end of the second lantern ring (18) is fixedly connected with one end of a second bushing (19), a first lantern ring (16) is sleeved on the first retaining ring (17), one end of the first lantern ring (16) is fixedly connected with one end of a first bushing (15), a sleeve (30) is embedded in one side of the first bushing (15), a rubber ring (31) is sleeved on the outer wall of the sleeve (30), the outer wall of the rubber ring (31) is fixedly connected with the inner wall of a shaft hole of the first bushing (15), a plurality of connecting rods (32) are uniformly and fixedly connected with the outer wall of the sleeve (30) in an annular, the utility model discloses a motor casing, including motor casing (7), connecting rod (32) other end, cavity (37) set up in first axle sleeve (15), fixed mounting has stopper (34) on cavity (37) inner wall, fixed mounting has dog (33) on connecting rod (32), the cover has spring (35) on connecting rod (32), spring (35) are between dog (33) and stopper (34), fixed mounting has switch (36) that vibrations back connecting rod (32) can touch and can cut off power after appearing on stopper (34) interior top surface, fixed mounting has four reinforcing blocks (8) on motor casing (7) outer wall, reinforcing block (8) just to T type groove (9) fixed setting.
2. The permanent magnet motor convenient to maintain according to claim 1, characterized in that: the distance between the top end of the connecting rod (32) and the switch (36) is 2-3mm, and the vibration amplitude of the device is 2-3mm during normal operation.
3. The permanent magnet motor convenient to maintain according to claim 1, characterized in that: the first lantern ring (16) and the first baffle ring (17) and the second lantern ring (18) and the second baffle ring (20) are fixed through bolts.
4. The permanent magnet motor convenient to maintain according to claim 1, characterized in that: the diameter of the inner wall of the first baffle ring (17) is the same as that of the inner wall of the motor shell (7), and the inner wall of the second baffle ring (20) is attached to the outer wall of the arc-shaped block (22).
5. The permanent magnet motor convenient to maintain according to claim 1, characterized in that: the switch (36) is electrically connected with a power supply.
6. The permanent magnet motor convenient to maintain according to claim 1, characterized in that: the stator (12) is in interference fit with the keyway (38).
7. The permanent magnet motor convenient to maintain according to claim 1, characterized in that: the first shaft sleeve (15) and the first lantern ring (16) and the second lantern ring (18) and the second shaft sleeve (19) are fixedly connected through welding.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811392495.1A CN109450154B (en) | 2018-11-21 | 2018-11-21 | Permanent magnet motor convenient to maintain |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811392495.1A CN109450154B (en) | 2018-11-21 | 2018-11-21 | Permanent magnet motor convenient to maintain |
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CN109450154A CN109450154A (en) | 2019-03-08 |
CN109450154B true CN109450154B (en) | 2020-11-10 |
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CN201811392495.1A Active CN109450154B (en) | 2018-11-21 | 2018-11-21 | Permanent magnet motor convenient to maintain |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109756050B (en) * | 2019-03-19 | 2024-04-05 | 苏州欧比特机械有限公司 | Transverse flux motor with simple rotor structure |
CN112532001A (en) * | 2020-10-29 | 2021-03-19 | 北京精密机电控制设备研究所 | Dual-stator dual-rotation small-size redundancy servo motor |
CN112751461B (en) * | 2020-12-29 | 2022-04-26 | 徐州鸿润达电动车有限公司 | Motor with high heat dissipation efficiency |
CN116760229B (en) * | 2023-06-27 | 2024-01-23 | 光陆机电有限公司 | Stable three-phase asynchronous motor |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013198369A (en) * | 2012-03-22 | 2013-09-30 | Jtekt Corp | Electric motor |
CN206790224U (en) * | 2017-04-27 | 2017-12-22 | 东莞市赛伊五金制品有限公司 | A kind of stator for having demountable structure |
CN206908389U (en) * | 2017-04-27 | 2018-01-19 | 常州市御马精密冲压件有限公司 | A kind of mounting structure of stator |
-
2018
- 2018-11-21 CN CN201811392495.1A patent/CN109450154B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013198369A (en) * | 2012-03-22 | 2013-09-30 | Jtekt Corp | Electric motor |
CN206790224U (en) * | 2017-04-27 | 2017-12-22 | 东莞市赛伊五金制品有限公司 | A kind of stator for having demountable structure |
CN206908389U (en) * | 2017-04-27 | 2018-01-19 | 常州市御马精密冲压件有限公司 | A kind of mounting structure of stator |
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Effective date of registration: 20201015 Address after: Room 102, building 1, No. 52, Guigu 5th Road, Luoxing street, Jiashan County, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Ruichi Tongli Automobile Electronics Co.,Ltd. Address before: 225644 Three Groups of Yiping Village, Xiejia Town, Gaoyou City, Yangzhou City, Jiangsu Province Applicant before: GAOYOU JIACHUN TECHNOLOGY Co.,Ltd. |
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