CN214380396U - Permanent magnet synchronous motor based on harmonic current control - Google Patents
Permanent magnet synchronous motor based on harmonic current control Download PDFInfo
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- CN214380396U CN214380396U CN202022448320.7U CN202022448320U CN214380396U CN 214380396 U CN214380396 U CN 214380396U CN 202022448320 U CN202022448320 U CN 202022448320U CN 214380396 U CN214380396 U CN 214380396U
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Abstract
The utility model discloses a PMSM based on harmonic current control, including hanging subassembly, casing and installation component, the inside movable mounting of casing has the PMSM body, the both sides at PMSM body top all movable mounting have a supporting component, supporting component's top movable mounting has the harmonic absorber, the fan is installed to the inside top equidistance of casing. The utility model discloses an there is the PMSM body at the inside movable mounting of casing, can utilize the pilot pin to install the support frame, utilize to support the groove and support the harmonic absorber after that, then utilize the harmonic absorber to have minimum impedance to the harmonic current, clear away the main harmonic composition in the distribution network accurately, then utilize the fan to carry out rapid cooling to the PMSM body, utilize the observation window to run through the inside condition of casing after that, then utilize the key to open the lock, the staff of being convenient for overhauls work.
Description
Technical Field
The utility model relates to a PMSM technical field specifically is a PMSM based on harmonic current control.
Background
The permanent magnet synchronous motor is mainly composed of a stator, a rotor, an end cover and the like, wherein the stator is formed by laminating laminations to reduce iron loss generated when the motor operates, a three-phase alternating current winding, called an armature, is arranged in the stator, the rotor can be made into a solid form or can be pressed by the laminations, permanent magnet materials are arranged on the stator, the permanent magnet synchronous motor can be divided into a protruding structure and a built-in structure according to different positions of the permanent magnet materials on the rotor of the motor, a corresponding schematic diagram is given in the right drawing, the protruding rotor has a simple magnetic circuit structure and low manufacturing cost, but the asynchronous starting cannot be realized because a starting winding cannot be arranged on the surface of the protruding rotor, and the existing permanent magnet synchronous motor has many problems or defects in the use process:
traditional PMSM produces the harmonic composition in-service use, influences PMSM's normal use, and inconvenient staff carries out position control moreover, influences the staff and carries.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a PMSM based on harmonic current control to solve the little problem of application range that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a permanent magnet synchronous motor based on harmonic current control, includes suspension assembly, casing and installation component, the inside movable mounting of casing has the permanent magnet synchronous motor body, the both sides at permanent magnet synchronous motor body top all movable mounting have the supporting component, the top movable mounting of supporting component has the harmonic absorber, the fan is installed to the inside top equidistance of casing, there is a body on the surface of casing through hinge movable mounting, the top fixed mounting of casing has suspension assembly, the bottom fixed mounting of casing has the installation component.
Preferably, the top equidistance of casing is provided with out the spool, and the top of being qualified for the next round of competitions the spool all is provided with sealed lid movably.
Preferably, the supporting component comprises a supporting frame, a supporting groove is fixedly arranged on one side of the supporting frame, and positioning bolts are arranged at two ends of the inner portion of the supporting frame in a penetrating mode.
Preferably, the fixed surface of the door body is provided with an observation window, the top equidistance of the observation window is provided with the louvre, one side of the observation window is fixedly provided with the lock, and the bottom equidistance of the observation window is provided with the wire hole.
Preferably, the suspension assembly comprises a top groove, hanging rings are fixedly arranged on two sides of the top groove, and fixing bolts are movably arranged on two sides of the top groove.
Preferably, the installation component comprises an installation seat, installation rods are fixedly installed on two sides of the top of the installation seat, and guide sleeves are arranged in the installation seat at equal intervals.
Compared with the prior art, the beneficial effects of the utility model are that: this permanent magnet synchronous motor based on harmonic current control has following advantage:
(1) the permanent magnet synchronous motor body is movably arranged in the shell, the support frame can be installed by using the positioning bolt, the harmonic absorber is supported by using the support groove, the harmonic current has extremely low impedance by using the harmonic absorber, the main harmonic component in a power distribution network is accurately eliminated, the permanent magnet synchronous motor body is rapidly cooled by using the fan, the condition in the shell is penetrated by using the observation window, and then the door lock is opened by using the key, so that the maintenance work of a worker is facilitated;
(2) the top groove can be arranged at the top of the shell by using the fixing bolt through fixedly arranging the suspension assembly at the top of the shell, and then the suspension ring is movably connected with the external suspension rope, so that the device is convenient for workers to adjust and carry positions;
(3) the installation assembly is fixedly installed at the bottom of the shell, the installation seat can be installed by utilizing the guide sleeve to match with the external bolt when the device works, the disassembly and the assembly are simple, and the assembly work of workers is convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a schematic view of a partial structure of the support assembly of the present invention.
In the figure: 1. a suspension assembly; 101. a fixing bolt; 102. a top groove; 103. hanging a ring; 2. a support assembly; 201. A support frame; 202. positioning bolts; 203. a support groove; 3. a housing; 301. a wire outlet pipe; 302. a sealing cover; 4. mounting the component; 401. a mounting seat; 402. mounting a rod; 403. a guide sleeve; 5. a fan; 6. a harmonic absorber; 7. a permanent magnet synchronous motor body; 8. a door body; 801. heat dissipation holes; 802. an observation window; 803. A door lock; 804. and (7) a wire outlet hole.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: a permanent magnet synchronous motor based on harmonic current control comprises a suspension assembly 1, a shell 3 and a mounting assembly 4, wherein a permanent magnet synchronous motor body 7 is movably mounted inside the shell 3, wire outlet pipes 301 are arranged on the top of the shell 3 at equal intervals, sealing covers 302 are movably arranged on the tops of the wire outlet pipes 301, supporting assemblies 2 are movably mounted on two sides of the top of the permanent magnet synchronous motor body 7, each supporting assembly 2 comprises a supporting frame 201, a supporting groove 203 is fixedly arranged on one side of each supporting frame 201, positioning bolts 202 are penetratingly mounted at two ends inside each supporting frame 201, a harmonic absorber 6 is movably mounted on the tops of the supporting assemblies 2, fans 5 are installed on the top of the shell 3 at equal intervals, a door body 8 is movably mounted on the surface of the shell 3 through hinges, an observation window 802 is fixedly arranged on the surface of the door body 8, heat dissipation holes 801 are arranged on the top of the observation window 802 at equal intervals, a door lock 803 is fixedly arranged on one side of the observation window 802, outlet holes 804 are equidistantly arranged at the bottom of the observation window 802;
specifically, as shown in fig. 1 and 2, when in use, the permanent magnet synchronous motor body 7 is movably installed inside the housing 3, the support frame 201 can be installed by using the positioning bolt 202, then the harmonic absorber 6 is supported by using the support groove 203, then the harmonic absorber 6 has very small impedance to harmonic current, main harmonic components in the power distribution network are accurately removed, then the permanent magnet synchronous motor body 7 is rapidly cooled by using the fan 5, then the condition inside the housing 3 is penetrated by using the observation window 802, then the door lock 803 is opened by using the key, so that the maintenance work is conveniently carried out by a worker, the permanent magnet synchronous motor body 7 is electrically connected with an external power supply through a lead, the model of the permanent magnet synchronous motor body 7 can be a CMTP132S-4-50-5.5-B5 permanent magnet synchronous motor body, the harmonic absorber 6 is electrically connected with the permanent magnet synchronous motor body 7 through a lead, the type of the harmonic absorber 6 can be a PCMHPD1000 harmonic absorber, the fan 5 is electrically connected with an external power supply through a lead, the fan 5 is a tool for cooling by wind generated in a hot day and is a device for generating air flow by electric drive, and a fan arranged in the device is electrified and then rotated into natural wind to achieve the effect of cooling;
the top of the shell 3 is fixedly provided with a suspension assembly 1, the suspension assembly 1 comprises a top groove 102, two sides of the top groove 102 are both fixedly provided with suspension loops 103, and two sides of the top groove 102 are both movably provided with fixing bolts 101;
specifically, as shown in fig. 1, when in use, the suspension assembly 1 is fixedly mounted at the top of the housing 3, the top groove 102 can be mounted at the top of the housing 3 by using the fixing bolt 101, and then the hanging ring 103 is movably connected with an external hanging rope, so that the device is convenient for a worker to adjust the position and carry;
the bottom of the shell 3 is fixedly provided with a mounting component 4, the mounting component 4 comprises a mounting seat 401, two sides of the top of the mounting seat 401 are fixedly provided with mounting rods 402, and guide sleeves 403 are arranged in the mounting seat 401 at equal intervals;
specifically, as shown in fig. 1, when the device is used, the mounting assembly 4 is fixedly mounted at the bottom of the shell 3, so that when the device works, the mounting seat 401 can be mounted by matching the guide sleeve 403 with the external bolt, the device is easy to disassemble and assemble, and the device is convenient for workers to assemble.
The working principle is as follows: when the device is used, firstly, the permanent magnet synchronous motor body 7 is movably arranged in the shell 3, the support frame 201 can be installed by the positioning bolt 202, then the harmonic absorber 6 is supported by the support groove 203, then the harmonic absorber 6 has extremely low impedance to harmonic current, main harmonic components in a power distribution network are accurately removed, then the permanent magnet synchronous motor body 7 is rapidly cooled by the fan 5, then the condition in the shell 3 is penetrated by the observation window 802, and then the door lock 803 is opened by the key, so that a worker can conveniently overhaul;
secondly, the top groove 102 can be arranged at the top of the shell 3 by utilizing the fixing bolt 101 through fixedly arranging the suspension assembly 1 at the top of the shell 3, and then the suspension loop 103 is movably connected with an external suspension rope, so that the device is convenient for a worker to adjust and carry the position;
finally, the installation component 4 is fixedly installed at the bottom of the shell 3, when the device works, the installation seat 401 can be installed by the guide sleeve 403 matched with the external bolt, the disassembly and the assembly are simple, and the assembly work of workers is convenient.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a permanent magnet synchronous motor based on harmonic current control, includes suspension assembly (1), casing (3) and installation component (4), its characterized in that: the utility model discloses a fan, including casing (3), the inside movable mounting of casing (3) has permanent magnet synchronous motor body (7), the both sides at permanent magnet synchronous motor body (7) top all movable mounting have supporting component (2), the top movable mounting of supporting component (2) has harmonic absorber (6), fan (5) are installed to the inside top equidistance of casing (3), there is a door body (8) on the surface of casing (3) through hinge movable mounting, the top fixed mounting of casing (3) has suspension assembly (1), the bottom fixed mounting of casing (3) has installation component (4).
2. The permanent magnet synchronous motor based on harmonic current control according to claim 1, characterized in that: the top equidistance of casing (3) is provided with outlet pipe (301), and outlet pipe (301)'s top all is provided with sealed lid (302) movably.
3. The permanent magnet synchronous motor based on harmonic current control according to claim 1, characterized in that: the supporting component (2) comprises a supporting frame (201), a supporting groove (203) is fixedly arranged on one side of the supporting frame (201), and positioning bolts (202) are arranged at two ends of the interior of the supporting frame (201) in a penetrating mode.
4. The permanent magnet synchronous motor based on harmonic current control according to claim 1, characterized in that: the surface of the door body (8) is fixedly provided with an observation window (802), heat dissipation holes (801) are formed in the top of the observation window (802) at equal intervals, a door lock (803) is fixedly arranged on one side of the observation window (802), and outlet holes (804) are formed in the bottom of the observation window (802) at equal intervals.
5. The permanent magnet synchronous motor based on harmonic current control according to claim 1, characterized in that: the suspension assembly (1) comprises a top groove (102), hanging rings (103) are fixedly arranged on two sides of the top groove (102), and fixing bolts (101) are movably arranged on two sides of the top groove (102).
6. The permanent magnet synchronous motor based on harmonic current control according to claim 1, characterized in that: the mounting assembly (4) comprises a mounting seat (401), mounting rods (402) are fixedly mounted on two sides of the top of the mounting seat (401), and guide sleeves (403) are arranged in the mounting seat (401) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022448320.7U CN214380396U (en) | 2020-10-29 | 2020-10-29 | Permanent magnet synchronous motor based on harmonic current control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022448320.7U CN214380396U (en) | 2020-10-29 | 2020-10-29 | Permanent magnet synchronous motor based on harmonic current control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214380396U true CN214380396U (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022448320.7U Active CN214380396U (en) | 2020-10-29 | 2020-10-29 | Permanent magnet synchronous motor based on harmonic current control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214380396U (en) |
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2020
- 2020-10-29 CN CN202022448320.7U patent/CN214380396U/en active Active
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