CN218868058U

CN218868058U - Integrated motor variable frequency controller convenient to combine

Info

Publication number: CN218868058U
Application number: CN202320106166.6U
Authority: CN
Inventors: 崔红; 吕野楠; 徐慧; 高有清; 徐颖; 孙英伟; 高杉
Original assignee: Liaoning Provincial College of Communications
Current assignee: Liaoning Provincial College of Communications
Priority date: 2023-02-03
Filing date: 2023-02-03
Publication date: 2023-04-14
Anticipated expiration: 2033-02-03

Abstract

The utility model relates to the technical field of motors, in particular to an integrated motor variable frequency controller convenient to combine, which comprises a combination mechanism and a heat dissipation control mechanism, wherein the combination mechanism is arranged on a motor, and the heat dissipation control mechanism is fixedly connected with the motor through the combination mechanism; the heat dissipation control mechanism comprises a bottom shell, a top shell, an L-shaped ventilation hole, an annular ventilation hole, a fan, a rotating shaft, fan blades and a strip-shaped ventilation hole, wherein the bottom shell is fixedly connected with the top shell through a bolt. The utility model overcomes prior art's is not enough, and L type ventilation hole, bar ventilation hole and annular ventilation hole are seted up respectively on drain pan and top shell for make motor frequency conversion control circuit board and the external air exchange that carries out, thereby spill through each ventilation hole with the heat that produces on it fast, reach rapid cooling's purpose, the fan drives pivot and flabellum and rotates, can accelerate the air flow, improves the radiating effect.

Description

Integrated motor frequency conversion controller convenient to combine

Technical Field

The utility model relates to the technical field of electric machines, specifically be an integrated motor frequency conversion controller convenient to combination.

Background

An electric motor is a device that converts electrical energy into mechanical energy. The electromagnetic power generating device utilizes an electrified coil to generate a rotating magnetic field and acts on a rotor to form magnetoelectric power rotating torque. The motors are classified into dc motors and ac motors according to the power sources used, and most of the motors in the power system are ac motors, which may be synchronous motors or asynchronous motors. The motor mainly comprises a stator and a rotor, and the direction of the forced movement of the electrified conducting wire in the magnetic field is related to the current direction and the magnetic induction line direction. The working principle of the motor is that the magnetic field exerts force on current to rotate the motor. In the use of the motor, a frequency conversion controller is often used to control the motor, and the frequency converter is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of a power semiconductor device and can control the rotating speed and the rotating direction of the motor.

General combination formula's motor variable frequency controller can direct mount on the motor, and comparatively inclosed space makes variable frequency controller be difficult to the heat that gives off, leads to its life-span to reduce, influences normal use even.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an integration motor frequency conversion controller convenient to combination has overcome prior art not enough, and the motor frequency conversion controller who aims at solving general combination formula can the direct mount on the motor, and comparatively inclosed space makes frequency conversion controller be difficult to give off the heat, leads to its life-span to reduce, influences the problem of normal use even.

In order to achieve the above object, the utility model provides a following technical scheme: an integrated motor variable frequency controller convenient to combine comprises a combination mechanism and a heat dissipation control mechanism, wherein the combination mechanism is installed on a motor, and the heat dissipation control mechanism is fixedly connected with the motor through the combination mechanism;

the heat dissipation control mechanism comprises a bottom shell, a top shell, L-shaped ventilation holes, annular ventilation holes, a fan, a rotating shaft, fan blades and bar-shaped ventilation holes, wherein the bottom shell is fixedly connected with the top shell through bolts, the L-shaped ventilation holes are symmetrically arranged, the L-shaped ventilation holes are formed in the adjacent three side faces of the bottom shell, the annular ventilation holes are annular, the annular ventilation holes are formed in the center of the bottom shell, the fan is installed in the bottom of the inner side of the bottom shell, the rotating shaft is welded with an output shaft of the fan, the fan blades are fixedly connected to the rotating shaft, and the bar-shaped ventilation holes are formed in the top of the top shell.

As an optimized technical scheme of the utility model, the mount is installed to the bottom of motor.

As a preferred technical scheme of the utility model, the combined mechanism includes L type fixed plate and fixing bolt, the quantity of L type fixed plate is two, two L type fixed plate symmetry sets up, L type fixed plate fixed connection in the outside top of motor, fixing bolt threaded connection in on the L type fixed plate.

As a preferred technical scheme of the utility model, the bottom welding of drain pan has the T type slider that two symmetries set up, straight type groove has been seted up on the L type fixed plate, T type slider sliding connection in straight type inslot, the pinhole has been seted up to one side of T type slider, fixing bolt's tip with the pinhole phase-match.

As a preferred technical scheme of the utility model, the fixed frame of inboard bottom fixedly connected with of top shell, install first filter screen on the fixed frame, the second filter screen is installed at the inboard top of top shell.

As a preferred technical scheme of the utility model, install control circuit board in the top shell, control circuit board is located first filter screen with between the second filter screen.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a heat dissipation mechanism installs on the drain pan, circuit frequency conversion control mechanism installs on the top shell to separate through first filter screen between them, when using the fan to dispel the heat, can effectually prevent that the dust from gathering on control circuit board, thereby avoid the radiating efficiency that leads to because of the dust gathers to reduce, the utility model discloses a heat dissipation mechanism installs on the drain pan, and circuit frequency conversion control mechanism separates on the top shell to block through first filter screen between them, when using the fan to dispel the heat, can effectually prevent that the dust from gathering on control circuit board, when clearing up, only need unscrew the bolt, open the top shell, can be convenient clear up the dust from the drain pan.

Drawings

Fig. 1 is one of the three-dimensional structural diagrams of the present invention;

fig. 2 is a second schematic perspective view of the present invention;

FIG. 3 is a schematic view of the structure of the present invention;

fig. 4 is an enlarged schematic view of the structure of the area a in fig. 3 according to the present invention.

In the figure: 11. a motor; 12. a fixed mount; 21. an L-shaped fixing plate; 22. fixing the bolt; 23. a straight groove; 31. a bottom case; 32. a top shell; 33. a T-shaped slider; 34. an L-shaped vent hole; 35. an annular vent hole; 36. a fan; 37. a rotating shaft; 38. a fan blade; 39. a strip-shaped vent hole; 310. a fixing frame; 311. a first filter screen; 312. a second filter.

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. 1-4, an integrated motor frequency conversion controller convenient to combine includes a combination mechanism and a heat dissipation control mechanism, the combination mechanism is mounted on a motor 11, and the heat dissipation control mechanism is fixedly connected with the motor 11 through the combination mechanism; the combined mechanism is used for connecting the motor 11 and a heat dissipation control mechanism, the heat dissipation control mechanism is formed by fixing a bottom shell 31 and a top shell 32 through bolts, a circuit board for frequency conversion control is installed in the heat dissipation control mechanism and used for carrying out frequency conversion control on the motor 11, and the circuit board is electrically connected with a fan 36 and used for synchronously controlling the fan 36 to be started and closed.

Referring to fig. 1, 3 and 4, the heat dissipation control mechanism includes a bottom case 31, a top case 32, L-shaped ventilation holes 34, annular ventilation holes 35, a blower 36, a rotation shaft 37, blades 38 and strip-shaped ventilation holes 39, the bottom case 31 is fixedly connected with the top case 32 through bolts, the L-shaped ventilation holes 34 are symmetrically disposed, the L-shaped ventilation holes 34 are disposed on three adjacent sides of the bottom case 31, the annular ventilation holes 35 are annular, the annular ventilation holes 35 are disposed in the center of the bottom case 31, the L-shaped ventilation holes 34, the strip-shaped ventilation holes 39 and the annular ventilation holes 35 are disposed on the bottom case 31 and the top case 32, respectively, for allowing the motor frequency conversion control circuit board to exchange air with the outside, thereby rapidly dissipating heat generated thereon through the ventilation holes, achieving the purpose of rapid cooling, the blower 36 drives the rotation shaft 37 and the blades 38 to rotate, thereby accelerating air flow, improving heat dissipation effect, the blower 36 is mounted at the bottom of the inner side of the bottom case 31, the rotation shaft 37 is welded to an output shaft of the blower 36, the rotation shaft 38 is fixedly connected to the top case 32, the top case has a second filter screen 311, the top case 32 is mounted on the top case 32, the top case is mounted to control circuit board 310, the top case 32, the second filter screen 311 is mounted to control circuit board 310, the top case is mounted to control the top case 32, the top case is mounted to control circuit board, the top case 32, the second filter screen 310, can effectually prevent that the dust from gathering on control circuit board to avoid gathering the radiating efficiency who leads to because of the dust and reducing, the utility model discloses a radiating mechanism installs on drain pan 31, and circuit frequency conversion control mechanism installs on top shell 32 to block through first filter screen 311 between it and separate, when using fan 36 to dispel the heat, can effectually prevent that the dust from gathering on control circuit board, when clearing up, only need unscrew the bolt, open top shell 32, can be convenient with the dust from drain pan 31 clean up.

Specifically, referring to fig. 1, a fixing frame 12 is installed at the bottom of the motor 11. The fixing frame 12 is used for mounting the motor 11.

Specifically, referring to fig. 2-4, the assembly mechanism includes two L-shaped fixing plates 21 and two fixing bolts 22, the two L-shaped fixing plates 21 are symmetrically disposed, the L-shaped fixing plates 21 are fixedly connected to the top of the outer side of the motor 11, and the fixing bolts 22 are threadedly connected to the L-shaped fixing plates 21. The bottom of the bottom shell 31 is welded with two T-shaped sliding blocks 33 which are symmetrically arranged, the L-shaped fixing plate 21 is provided with a straight groove 23, the T-shaped sliding blocks 33 are connected in the straight groove 23 in a sliding mode, one side of each T-shaped sliding block 33 is provided with a pin hole, and the end portion of each fixing bolt 22 is matched with the pin hole. During installation, the T-shaped sliding block 33 is only required to be aligned and slid into the straight groove 23, and then the fixing bolt 22 is screwed, so that the end part of the fixing bolt 22 is inserted into the pin hole of the T-shaped sliding block 33, and the installation can be carried out quickly and conveniently.

The working principle is as follows: l type ventilation hole 34, bar ventilation hole 39 and annular ventilation hole 35 are seted up respectively on drain pan 31 and top shell 32 for make motor frequency conversion control circuit board and the external air exchange that carries out, thereby the heat that produces on it diffuses through each ventilation hole fast, reach rapid cooling's purpose, fan 36 drives pivot 37 and flabellum 38 and rotates, can accelerate the air flow, improve the radiating effect, first filter screen 311 and second filter screen 312 of installation on the top shell 32 can be with the effectual protection of control circuit board in the inboard, when inside and outside air exchange flows, can effectually prevent that the dust from gathering on control circuit board, thereby avoid gathering the radiating efficiency who leads to because of the dust and reducing, the utility model discloses a radiating mechanism installs on drain pan 31, circuit frequency conversion control mechanism installs on top shell 32, and separate through first filter screen 311 between it, when using fan 36 to dispel the heat, can effectually prevent that the dust from gathering on control circuit board, when clearing up, only need unscrew the bolt, open top shell 32, can be convenient clear up the dust from drain pan 31. During installation, the T-shaped sliding block 33 is only required to be aligned and slid into the straight groove 23, and then the fixing bolt 22 is screwed, so that the end part of the fixing bolt 22 is inserted into the pin hole of the T-shaped sliding block 33, and the installation can be carried out quickly and conveniently.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an integration motor frequency conversion controller convenient to combination, includes combined mechanism and heat dissipation control mechanism, its characterized in that: the combined mechanism is arranged on the motor (11), and the heat dissipation control mechanism is fixedly connected with the motor (11) through the combined mechanism;

heat dissipation control mechanism includes drain pan (31), top shell (32), L type ventilation hole (34), annular ventilation hole (35), fan (36), pivot (37), flabellum (38) and bar ventilation hole (39), drain pan (31) with top shell (32) pass through bolt fixed connection, L type ventilation hole (34) symmetry sets up, L type ventilation hole (34) set up in on the adjacent three side of drain pan (31), annular ventilation hole (35) are the annular form, annular ventilation hole (35) set up in the bottom center of drain pan (31), fan (36) install in the inboard bottom of drain pan (31), pivot (37) with the output shaft of fan (36) welds mutually, flabellum (38) fixed connection in on pivot (37), bar ventilation hole (39) are seted up in the top of top shell (32).

2. The conveniently combined integrated motor variable frequency controller according to claim 1, wherein: the bottom of the motor (11) is provided with a fixed frame (12).

3. The conveniently combined integrated motor variable frequency controller according to claim 1, wherein: the combined mechanism comprises an L-shaped fixing plate (21) and a fixing bolt (22), the number of the L-shaped fixing plate (21) is two, the L-shaped fixing plate (21) is symmetrically arranged, the L-shaped fixing plate (21) is fixedly connected to the top of the outer side of the motor (11), and the fixing bolt (22) is in threaded connection with the L-shaped fixing plate (21).

4. The conveniently combined integrated motor variable frequency controller according to claim 3, wherein: the bottom welding of drain pan (31) has T type slider (33) that two symmetries set up, straight type groove (23) have been seted up on L type fixed plate (21), T type slider (33) sliding connection in straight type groove (23), the pinhole has been seted up to one side of T type slider (33), the tip of fixing bolt (22) with the pinhole phase-match.

5. The conveniently combined integrated motor variable frequency controller according to claim 1, wherein: the fixed frame (310) of inboard bottom fixedly connected with of top shell (32), install first filter screen (311) on fixed frame (310), second filter screen (312) are installed at the inboard top of top shell (32).

6. The conveniently combined integrated motor variable frequency controller according to claim 5, wherein: a control circuit board is installed in the top shell (32), and the control circuit board is located between the first filter screen (311) and the second filter screen (312).