CN216134369U - Vector stabilized 380V permanent magnet synchronous frequency converter - Google Patents
Vector stabilized 380V permanent magnet synchronous frequency converter Download PDFInfo
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- CN216134369U CN216134369U CN202121730238.1U CN202121730238U CN216134369U CN 216134369 U CN216134369 U CN 216134369U CN 202121730238 U CN202121730238 U CN 202121730238U CN 216134369 U CN216134369 U CN 216134369U
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Abstract
The utility model relates to the technical field of permanent magnet synchronous motors, and discloses a vector stabilized 380V permanent magnet synchronous frequency converter which comprises a main box body, a motor and a frequency converter, wherein the motor is arranged at one end of the main box body, the frequency converter is arranged at the upper end of the motor, an embedded mechanism is arranged inside the main box body, and a heat dissipation mechanism is arranged on one side of the embedded mechanism.
Description
Technical Field
The utility model relates to the technical field of permanent magnet synchronous motors, in particular to a vector stabilized 380V permanent magnet synchronous frequency converter.
Background
The permanent magnet synchronous motor is excited by the permanent magnet, so that the structure of the motor is simpler, the processing and assembly cost is reduced, a collecting ring and an electric brush which are easy to cause problems are omitted, and the running reliability of the motor is improved; the permanent magnet synchronous motor is composed of a stator, a rotor, an end cover and the like, and the frequency converter is a power control device which controls the alternating current motor by applying a frequency conversion technology and a microelectronic technology and changing the frequency mode of a working power supply of the motor.
The rotational speed that present permanent magnet synchronous machine produced is invariable, when people need the permanent magnet synchronous machine of different rotational speeds, need change different machines, and is very loaded down with trivial details, and permanent magnet synchronous machine's internals is if direct exposure is external, then permanent magnet synchronous machine damages easily, suffers the loss, and permanent magnet synchronous machine is under the condition of using always, and permanent magnet synchronous machine's inside can produce a large amount of heats, if the heat can't in time be dispelled, can destroy permanent magnet synchronous machine.
In order to solve the problems, the vector stabilized 380V permanent magnet synchronous frequency converter is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a vector stabilized 380V permanent magnet synchronous frequency converter, so that the problems that the rotating speed generated by a permanent magnet synchronous motor in the background technology is constant, when people need the permanent magnet synchronous motor with different rotating speeds, different machines need to be replaced, the operation is very complicated, the permanent magnet synchronous motor is easy to damage and suffer loss if internal components of the permanent magnet synchronous motor are directly exposed to the outside, and the permanent magnet synchronous motor can be damaged if a large amount of heat is generated in the permanent magnet synchronous motor under the condition that the permanent magnet synchronous motor is used all the time, and the permanent magnet synchronous motor can be damaged if the heat cannot be dissipated in time are solved.
In order to achieve the purpose, the utility model provides the following technical scheme: the vector stabilized 380V permanent magnet synchronous frequency converter comprises a main box body, a motor and a frequency converter, wherein the motor is arranged at one end of the main box body, the frequency converter is arranged at the upper end of the motor, an embedded mechanism is arranged in the main box body, and a heat dissipation mechanism is arranged on one side of the embedded mechanism;
the inside of the main box body is provided with a placing groove, the outer surface of the motor is provided with a first slotted hole, the upper end of the motor is provided with a lead, and the motor is connected with the frequency converter through the lead.
Preferably, the embedded mechanism comprises a first rotating shaft arranged in the first slotted hole and a first box cover arranged at one end of the main box body.
Preferably, a second slot hole penetrates through the first box cover, and a rotor is arranged at one end of the first rotating shaft.
Preferably, the first rotating shaft is arranged inside the second slot hole, and the first rotating shaft is movably connected with the second slot hole.
Preferably, one end of the rotor is provided with a second rotating shaft, the inner wall of the placing groove is provided with a stator, and the rotor is arranged inside the stator.
Preferably, the heat dissipation mechanism comprises a rotating block arranged at one end of the second rotating shaft, fan blades arranged on the outer surface of the rotating block, and a second box cover arranged at one end of the main box body.
Preferably, a circular groove is formed in the second box cover in a penetrating mode, and an air ventilation net is arranged on the inner wall of the circular groove.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model provides a vector stabilized 380V permanent magnet synchronous frequency converter, wherein a placing groove is arranged in a main box body, a first slotted hole is arranged on the outer surface of an electric motor, a lead is arranged at the upper end of the electric motor, the electric motor is connected with the frequency converter through the lead, a first rotating shaft is arranged in the first slotted hole, a first box cover is arranged at one end of the main box body, a second slotted hole is arranged in the first box cover in a penetrating manner, a rotor is arranged at one end of the first rotating shaft, the first rotating shaft is arranged in the second slotted hole and movably connected with the second slotted hole, a second rotating shaft is arranged at one end of the rotor, a stator is arranged on the inner wall of the placing groove, the rotor is arranged in the stator, when a permanent magnet synchronous motor is needed, the electric motor is started, the electric motor drives the first rotating shaft to rotate, the first rotating shaft drives the rotor and the second rotating shaft to rotate, and the first rotating shaft is movably connected with the second slotted hole, therefore, when the first rotating shaft rotates, the shell of the main box body cannot rotate, the rotor rotates in the stator at the moment, when the rotating speed of the permanent magnet synchronous motor needs to be changed, the frequency converter is started, the motor is controlled through the conducting wire, the power supply voltage of the motor is changed, and the effect of controlling the rotating speed of the first rotating shaft is achieved, so that the problems that the permanent magnet synchronous motor is easy to damage and lose and the rotating speed of the permanent magnet synchronous motor is constant if internal components of the permanent magnet synchronous motor are directly exposed outside are solved.
2. According to the vector stabilized 380V permanent magnet synchronous frequency converter provided by the utility model, one end of the second rotating shaft is provided with the rotating block, the outer surface of the rotating block is provided with the fan blades, the second box cover is arranged at one end of the main box body, the inside of the second box cover is provided with the circular groove in a penetrating manner, the inner wall of the circular groove is provided with the ventilation net, when the permanent magnet synchronous motor is started, the second rotating shaft rotates, the second rotating shaft drives the rotating block and the fan blades to rotate, the air circulation inside the main box body is accelerated, and then the heat inside the main box body is dissipated to the outside through the ventilation net, so that the problem that the permanent magnet synchronous motor is damaged if the heat cannot be dissipated in time due to the fact that a large amount of heat is generated inside the permanent magnet synchronous motor under the condition that the permanent magnet synchronous motor is used all the time is solved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of a portion of the present invention;
FIG. 3 is a schematic diagram of the motor and inverter configuration of the present invention;
fig. 4 is a schematic structural diagram of a first cover of the present invention.
In the figure: 1. a main box body; 11. a placement groove; 2. an electric motor; 21. a first slot; 22. a wire; 3. a frequency converter; 4. an embedded mechanism; 41. a first rotating shaft; 42. a first cover; 421. a second slot; 43. a rotor; 44. a second rotating shaft; 45. a stator; 5. a heat dissipation mechanism; 51. rotating the block; 511. a fan blade; 52. a second cover; 521. a circular groove; 5211. and (5) ventilating the net.
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. 1-3, the vector stabilized 380V permanent magnet synchronous frequency converter includes a main case 1, a motor 2 disposed at one end of the main case 1, and a frequency converter 3 disposed at an upper end of the motor 2, an embedded mechanism 4 is disposed inside the main case 1, and a heat dissipation mechanism 5 is disposed at one side of the embedded mechanism 4.
Referring to fig. 1-4, a 380V vector stabilized permanent magnet synchronous frequency converter is provided, a placement groove 11 is disposed inside a main case 1, a first slot 21 is disposed on an outer surface of a motor 2, a lead 22 is disposed at an upper end of the motor 2, the motor 2 is connected to a frequency converter 3 through the lead 22, a first rotating shaft 41 is disposed inside the first slot 21, a first case cover 42 is disposed at one end of the main case 1, a second slot 421 is disposed inside the first case cover 42, a rotor 43 is disposed at one end of the first rotating shaft 41, the first rotating shaft 41 is disposed inside the second slot 421, the first rotating shaft 41 is movably connected to the second slot 421, a second rotating shaft 44 is disposed at one end of the rotor 43, a stator 45 is disposed on an inner wall of the placement groove 11, the rotor 43 is disposed inside the stator 45, when the permanent magnet synchronous motor is required to be used, the motor 2 is started, the motor 2 drives the first rotating shaft 41 to rotate, the first rotating shaft 41 drives the rotor 43 and the second rotating shaft 44 to rotate, and because the first rotating shaft 41 is movably connected with the second slotted hole 421, when the first rotating shaft 41 rotates, the housing of the main box 1 cannot rotate, at the moment, the rotor 43 rotates inside the stator 45, when the rotating speed of the permanent magnet synchronous motor needs to be changed, the frequency converter 3 is started, the motor 2 is controlled through the conducting wire 22, the power voltage of the motor 2 is changed, and the effect of controlling the rotating speed of the first rotating shaft 41 is achieved, so that the problems that the permanent magnet synchronous motor is easy to damage and suffer loss if internal components of the permanent magnet synchronous motor are directly exposed to the outside are solved, and the rotating speed of the permanent magnet synchronous motor is constant.
Referring to fig. 1 and 2, a 380V vector stabilized permanent magnet synchronous frequency converter is provided, a rotating block 51 is disposed at one end of a second rotating shaft 44, fan blades 511 are disposed on an outer surface of the rotating block 51, a second box cover 52 is disposed at one end of a main box body 1, a circular groove 521 is formed in the second box cover 52 in a penetrating manner, and a ventilation net 5211 is disposed on an inner wall of the circular groove 521.
The working principle is as follows: when the permanent magnet synchronous motor is needed, the motor 2 is started, the motor 2 drives the first rotating shaft 41 to rotate, the first rotating shaft 41 drives the rotor 43 and the second rotating shaft 44 to rotate, because the first rotating shaft 41 is movably connected with the second slot hole 421, therefore, when the first rotating shaft 41 rotates, the housing of the main body 1 does not rotate, and at this time, the rotor 43 rotates inside the stator 45, when the rotating speed of the permanent magnet synchronous motor needs to be changed, the frequency converter 3 is started, the motor 2 is controlled through the lead 22, the power supply voltage of the motor 2 is changed, the effect of controlling the rotating speed of the first rotating shaft 41 is achieved, and finally, when the permanent magnet synchronous motor is started, the second rotating shaft 44 rotates at the moment, the second rotating shaft 44 drives the rotating block 51 and the fan blades 511 to rotate, the air circulation inside the main box body 1 is accelerated, and then the heat inside the main box body 1 is dissipated to the outside through the ventilation net 5211.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Vector steady load 380V permanent magnetism synchronous frequency converter includes the main tank body (1) and sets up motor (2) in main tank body (1) one end to and frequency converter (3) of setting in motor (2) upper end, its characterized in that: an embedded mechanism (4) is arranged inside the main box body (1), and a heat dissipation mechanism (5) is arranged on one side of the embedded mechanism (4);
a placing groove (11) is formed in the main box body (1), a first slotted hole (21) is formed in the outer surface of the motor (2), a lead (22) is arranged at the upper end of the motor (2), and the motor (2) is connected with the frequency converter (3) through the lead (22).
2. The vector stabilized 380V permanent magnet synchronous frequency converter according to claim 1, characterized in that: the embedded mechanism (4) comprises a first rotating shaft (41) arranged in the first slotted hole (21) and a first box cover (42) arranged at one end of the main box body (1).
3. The vector stabilized 380V permanent magnet synchronous frequency converter according to claim 2, characterized in that: a second slotted hole (421) penetrates through the first box cover (42), and a rotor (43) is arranged at one end of the first rotating shaft (41).
4. The vector stabilized 380V permanent magnet synchronous frequency converter according to claim 3, characterized in that: the first rotating shaft (41) is arranged inside the second slotted hole (421), and the first rotating shaft (41) is movably connected with the second slotted hole (421).
5. The vector stabilized 380V permanent magnet synchronous frequency converter according to claim 4, characterized in that: one end of the rotor (43) is provided with a second rotating shaft (44), the inner wall of the placing groove (11) is provided with a stator (45), and the rotor (43) is arranged inside the stator (45).
6. The vector stabilized 380V permanent magnet synchronous frequency converter according to claim 5, characterized in that: the heat dissipation mechanism (5) comprises a rotating block (51) arranged at one end of the second rotating shaft (44), fan blades (511) arranged on the outer surface of the rotating block (51), and a second box cover (52) arranged at one end of the main box body (1).
7. The vector stabilized 380V permanent magnet synchronous frequency converter according to claim 6, characterized in that: a circular groove (521) penetrates through the second box cover (52), and an air ventilation net (5211) is arranged on the inner wall of the circular groove (521).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121730238.1U CN216134369U (en) | 2021-07-28 | 2021-07-28 | Vector stabilized 380V permanent magnet synchronous frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121730238.1U CN216134369U (en) | 2021-07-28 | 2021-07-28 | Vector stabilized 380V permanent magnet synchronous frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216134369U true CN216134369U (en) | 2022-03-25 |
Family
ID=80768276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121730238.1U Active CN216134369U (en) | 2021-07-28 | 2021-07-28 | Vector stabilized 380V permanent magnet synchronous frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216134369U (en) |
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2021
- 2021-07-28 CN CN202121730238.1U patent/CN216134369U/en active Active
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