CN210404963U - Three-phase shielding permanent magnet synchronous motor - Google Patents
Three-phase shielding permanent magnet synchronous motor Download PDFInfo
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- CN210404963U CN210404963U CN201921815450.0U CN201921815450U CN210404963U CN 210404963 U CN210404963 U CN 210404963U CN 201921815450 U CN201921815450 U CN 201921815450U CN 210404963 U CN210404963 U CN 210404963U
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Abstract
The utility model provides a three-phase shielding PMSM belongs to PMSM technical field, including the PMSM base, cover plate and connection otter board, the cover plate is located one side of PMSM base, and the cover plate passes through screw and PMSM pedestal connection, connects one side that the otter board is located the cover plate to connect otter board and PMSM base fixed connection, one side of PMSM base is equipped with the connecting plate, and connecting plate and PMSM base fixed connection, and the connecting hole has been seted up to a side end face of connecting plate. The three-phase shielding permanent magnet synchronous motor is stable in structure, adjacent fixing rods can form a whole, and then the fixing blocks and the fixing rods can form a complete fixing body connected with the permanent magnet synchronous motor, so that the anti-seismic performance of the permanent magnet synchronous motor is improved, and the defect that the anti-seismic capacity of the permanent magnet synchronous motor is poor due to the fact that the maximum torque of the permanent magnet synchronous motor is restricted by demagnetization of a permanent magnet is overcome.
Description
Technical Field
The utility model relates to a PMSM technical field specifically is a three-phase shielding PMSM.
Background
The permanent magnet synchronous motor is a synchronous motor which generates a synchronous rotating magnetic field by permanent magnet excitation, the permanent magnet is used as a rotor to generate a rotating magnetic field, a three-phase stator winding is reacted through an armature under the action of the rotating magnetic field to induce three-phase symmetrical current, and the permanent magnet synchronous motor has wide usability in the industrial field.
However, the maximum torque of the existing permanent magnet synchronous motor is restricted by demagnetization of the permanent magnet when the existing permanent magnet synchronous motor is in actual use, so that the shock resistance of the existing permanent magnet synchronous motor is poor, the existing permanent magnet synchronous motor mostly adopts a fully-closed structure, the abrasion of a transmission gear inside the existing permanent magnet synchronous motor and the noise of the transmission gear cannot be effectively dissipated inside the existing permanent magnet synchronous motor, the existing permanent magnet synchronous motor is long in time, the use quality of the permanent magnet synchronous motor is reduced, and the.
Therefore, it is necessary to upgrade and transform the existing three-phase shielded permanent magnet synchronous motor to overcome the existing problems and disadvantages.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the prior three-phase shielding permanent magnet synchronous motor has poor shock resistance because the maximum torque is restricted by demagnetization of a permanent magnet when in actual use, and the prior permanent magnet synchronous motor mostly adopts a totally closed structure, the abrasion of the transmission gear and the noise of the transmission gear can not be effectively dissipated inside the motor for a long time, the service quality of the permanent magnet synchronous motor is reduced, and the motor is not beneficial to practical use, the structure of the device is stable by arranging the scratching deflector rod, the silencing plate, the connecting top plate and the connecting groove, so that the adjacent fixed rods can form a whole, so that the fixed block and the fixed rod can form a complete fixed body connected with the permanent magnet synchronous motor, therefore, the anti-seismic performance of the permanent magnet synchronous motor is improved, and the defect that the anti-seismic performance of the permanent magnet synchronous motor is poor due to the fact that the maximum torque of the permanent magnet synchronous motor is restricted by demagnetization of a permanent magnet is overcome.
For realizing above-mentioned purpose, the utility model provides a following technical scheme, a three-phase shielding PMSM, including PMSM base, cover plate and connection otter board, the cover plate is located one side of PMSM base, and the cover plate passes through screw and PMSM pedestal connection, it is located one side of cover plate to connect the otter board to connect otter board and PMSM base fixed connection, one side of PMSM base is equipped with the connecting plate, and connecting plate and PMSM base fixed connection to the connecting hole has been seted up to a side end face of connecting plate, and connecting hole and PMSM base intercommunication setting, the inboard of connecting hole is equipped with the pivot simultaneously.
Preferably, the one end of PMSM base inboard is equipped with the fixed block respectively, and one side of fixed block all is equipped with the dead lever to all fix between the adjacent dead lever and link to each other.
Preferably, the cross section between the adjacent fixing rods is rhombus-shaped.
Preferably, the connecting top plates are uniformly distributed in the permanent magnet synchronous motor base and fixedly connected with the permanent magnet synchronous motor base, and the silencing plates are uniformly distributed on one side of the connecting top plates.
Preferably, the acoustical panel is in equidistance horizontal arrangement distribution in proper order, and one side of acoustical panel all is equipped with the spread groove.
Preferably, one side of the connecting groove is provided with a poking rod, and the poking rod penetrates through the sound-absorbing plate and is movably connected with the connecting groove.
Has the advantages that:
(1) this kind of three-phase shielding PMSM is because all fixed linking to each other between the adjacent dead lever, and because the cross section between the adjacent dead lever is the rhombus shape, make adjacent dead lever can constitute a whole, and because the inboard one end of PMSM base is equipped with the fixed block respectively, and then make fixed block and dead lever can constitute a complete, the fixed body of being connected with PMSM, with this promotion this PMSM's anti-seismic performance, in order to avoid this PMSM's maximum torque to receive the demagnetization restraint of permanent magnet and lead to its shock resistance poor not enough.
(2) This kind of three-phase shielding PMSM is owing to connect one side of roof evenly distributed respectively has the acoustical panel, and because the acoustical panel distributes for equidistance transverse arrangement in proper order, and because one side of acoustical panel all is equipped with the spread groove, simultaneously owing to draw the driving lever all to run through the acoustical panel and with spread groove swing joint, make this device can absorb the dissipation with the inside drive gear noise of PMSM through evenly distributed's acoustical panel, and can make the acoustical panel remove to a certain extent through drawing driving lever and spread groove swing joint's design, the fixed position of the visual PMSM inner assembly of messenger's acoustical panel and adjust and inhale the sound position, in order to reach more effectual sound effect of inhaling.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the schematic diagram of the local structure of the permanent magnet synchronous motor base of the present invention.
Fig. 3 is a schematic view of the structure of the connecting top plate of the present invention.
Fig. 4 is a schematic structural diagram of the sound-absorbing plate of the present invention.
Fig. 5 is an enlarged schematic view of a structure in fig. 4 according to the present invention.
In FIGS. 1-5: 1-a permanent magnet synchronous motor base; 101-fixing block; 102-a fixation bar; 103-connecting the top plate; 1031-a sound-deadening panel; 1032-connecting slots; 1033-marking a deflector rod; 2-a cover plate; 3-connecting the screen plate; 4-connecting plates; 5-connecting holes; 6-rotating shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
Example (b):
with reference to the figures 1-5 of the drawings,
the embodiment provides a three-phase shielding PMSM, including PMSM base 1, cover plate 2 and connection otter board 3, cover plate 2 is located PMSM base 1's one side, and cover plate 2 is connected with PMSM base 1 through the screw, it is located one side of cover plate 2 to connect otter board 3, and connect otter board 3 and PMSM base 1 fixed connection, one side of PMSM base 1 is equipped with connecting plate 4, and connecting plate 4 and 1 fixed connection of PMSM base, and connecting hole 5 has been seted up to a side end face of connecting plate 4, and connecting hole 5 and 1 intercommunication setting of PMSM base, the inboard of connecting hole 5 is equipped with pivot 6 simultaneously.
Further, one end of the inner side of the permanent magnet synchronous motor base 1 is respectively provided with a fixed block 101, one side of each fixed block 101 is provided with a fixed rod 102, and adjacent fixed rods 102 are fixedly connected;
in this embodiment, the reliability and stability of the use of the fixing rods 102 can be further improved by the design of the fixing connection between the adjacent fixing rods 102.
Further, the cross section between the adjacent fixing rods 102 is rhombus-shaped;
in this embodiment, the adjacent fixing rods 102 can be integrated by designing the cross section between the adjacent fixing rods 102 to be rhombus-shaped, so that the fixing blocks 101 and the fixing rods 102 can form an integrated fixing body connected with the permanent magnet synchronous motor, thereby improving the anti-seismic performance of the permanent magnet synchronous motor and avoiding the defect that the maximum torque of the permanent magnet synchronous motor is restricted by demagnetization of the permanent magnet to cause poor anti-seismic performance.
Further, connecting top plates 103 are uniformly distributed in the permanent magnet synchronous motor base 1, the connecting top plates 103 are fixedly connected with the permanent magnet synchronous motor base 1, and meanwhile, silencing plates 1031 are uniformly distributed on one side of each connecting top plate 103;
in this embodiment, the noise of the transmission gear inside the permanent magnet synchronous motor can be absorbed and dissipated by the uniformly distributed sound-absorbing plates 1031 through the design that the sound-absorbing plates 1031 are respectively and uniformly distributed on one side of the connecting top plate 103, so that the device has a good sound-absorbing function.
Further, the sound absorbing plates 1031 are arranged and distributed in an equidistant and transverse manner in sequence, and one side of each sound absorbing plate 1031 is provided with a connecting groove 1032;
in this embodiment, can increase the contact extent with the inside sound source of PMSM through the design that acoustical panel 1031 distributes for equidistance transverse arrangement in proper order to further promote the sound deadening function of this device.
Furthermore, one side of the connecting groove 1032 is provided with a dial bar 1033, and the dial bar 1033 penetrates through the sound absorbing plate 1031 and is movably connected with the connecting groove 1032;
in this embodiment, one side of the connecting groove 1032 is provided with the dial bar 1033 and the dial bar 1033 penetrate through the sound absorbing plate 1031, and the sound absorbing plate 1031 can move to a certain extent due to the movable connection with the connecting groove 1032, so that the sound absorbing position can be adjusted by the fixing position of the visible permanent magnet synchronous motor internal components of the sound absorbing plate 1031, and a more effective sound absorbing effect can be achieved.
The working principle is as follows:
when the three-phase shielding permanent magnet synchronous motor provided by the embodiment is used, the tightness of connection among all parts of the motor is firstly checked, when the device is actually used, the adjacent fixing rods (102) can be integrated through the design that the cross section between the adjacent fixing rods (102) is in a rhombus shape, so that the fixing blocks (101) and the fixing rods (102) can form a complete fixing body connected with the permanent magnet synchronous motor, the anti-seismic performance of the permanent magnet synchronous motor is improved, the defect that the anti-seismic capability of the permanent magnet synchronous motor is poor due to the fact that the maximum torque of the permanent magnet synchronous motor is demagnetized by a permanent magnet is avoided, the noise of a transmission gear in the permanent magnet synchronous motor can be absorbed and dissipated by the aid of uniformly distributed noise-absorbing plates 1031 through the noise-absorbing plates 1031 on one side of the connecting top plate (103), the device has a good noise-absorbing function, and the noise-absorbing plates 1031 can be moved to a certain degree through the connecting grooves (1032) dividing the deflector, the sound absorption plate 1031 can adjust the sound absorption direction according to the fixed direction of the internal components of the permanent magnet synchronous motor, so that a more effective sound absorption effect is achieved.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A three-phase shielding permanent magnet synchronous motor comprises a permanent magnet synchronous motor base (1), a cover plate (2) and a connecting screen plate (3), it is characterized in that the cover plate (2) is positioned at one side of the permanent magnet synchronous motor base (1), the cover plate (2) is connected with the permanent magnet synchronous motor base (1) through screws, the connecting screen plate (3) is positioned on one side of the cover plate (2), and the connecting screen (3) is fixedly connected with the permanent magnet synchronous motor base (1), one side of the permanent magnet synchronous motor base (1) is provided with a connecting plate (4), and the connecting plate (4) is fixedly connected with the permanent magnet synchronous motor base (1), and a connecting hole (5) is formed in the end face of one side of the connecting plate (4), the connecting hole (5) is communicated with the permanent magnet synchronous motor base (1), and a rotating shaft (6) is arranged on the inner side of the connecting hole (5).
2. The three-phase shielding permanent magnet synchronous motor according to claim 1, wherein the permanent magnet synchronous motor base (1) is provided with fixing blocks (101) at one end of the inner side thereof, and fixing rods (102) are respectively arranged at one side of the fixing blocks (101), and adjacent fixing rods (102) are fixedly connected with each other.
3. The three-phase shielded permanent magnet synchronous machine according to claim 2, wherein a cross-sectional surface between the adjacent fixing bars (102) is rhombus-shaped.
4. The three-phase shielding permanent magnet synchronous motor according to claim 1, wherein connecting top plates (103) are uniformly distributed in the permanent magnet synchronous motor base (1), the connecting top plates (103) are fixedly connected with the permanent magnet synchronous motor base (1), and meanwhile, silencing plates (1031) are uniformly distributed on one side of the connecting top plates (103).
5. A three-phase shielded permanent magnet synchronous machine according to claim 4, characterized in that the sound-absorbing plates (1031) are arranged in an equidistant and transverse arrangement in turn, and one side of each sound-absorbing plate (1031) is provided with a connecting slot (1032).
6. The three-phase shielded permanent magnet synchronous motor according to claim 5, wherein the connecting slots (1032) are each provided with a paddling rod (1033) at one side thereof, and the paddling rods (1033) are each movably connected to the connecting slots (1032) by penetrating through the sound absorbing plate (1031).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921815450.0U CN210404963U (en) | 2019-10-28 | 2019-10-28 | Three-phase shielding permanent magnet synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921815450.0U CN210404963U (en) | 2019-10-28 | 2019-10-28 | Three-phase shielding permanent magnet synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210404963U true CN210404963U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921815450.0U Active CN210404963U (en) | 2019-10-28 | 2019-10-28 | Three-phase shielding permanent magnet synchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210404963U (en) |
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2019
- 2019-10-28 CN CN201921815450.0U patent/CN210404963U/en active Active
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