CN218276476U

CN218276476U - Frequency converter for motor control

Info

Publication number: CN218276476U
Application number: CN202222281928.4U
Authority: CN
Inventors: 张英军
Original assignee: Tangshan Chengkai Automation Equipment Co ltd
Current assignee: Tangshan Chengkai Automation Equipment Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-01-10
Anticipated expiration: 2032-08-30

Abstract

The application relates to the technical field of frequency converters, in particular to a frequency converter for motor control. This application, including frequency conversion body and connecting wire, frequency conversion body's upper end surface is equipped with closing device, closing device includes the pivot, pivot and frequency conversion body fixed connection, the one end of pivot is rotated and is connected with the handle, the one end fixedly connected with gear of handle is kept away from in the pivot, the meshing of the tooth surface of gear has the rack, one side sliding connection that the gear was kept away from to the rack has the movable plate, movable plate fixed connection is on frequency conversion body's surface, the one end fixedly connected with connecting plate of movable plate, two fixed columns of both sides fixedly connected with, two of movable plate are kept away from to the connecting plate the arc surface of fixed column rotates and is connected with the slide bar. The problem of close the converter cooling heat dissipation at every turn, can seriously influence the condition appearance of motor availability factor, and then lead to often closing the converter and can continuously influence the normal work of motor is solved.

Description

Frequency converter for motor control

Technical Field

The application relates to the technical field of frequency converters, in particular to a frequency converter for motor control.

Background

The frequency converter for controlling the motor is composed of the motor, the frequency converter and the controller, is used for conveniently adjusting the steering speed of the motor, and is common in daily life.

The overlength of using of motor among the prior art can make the converter seriously generate heat, and untimely heat dissipation can influence the availability factor of converter or the serious conflagration that can arouse of smoking.

In order to solve the problem that the frequency converter generates heat to influence the motor control, the prior art adopts to close the frequency converter, lets it cool down the heat dissipation by oneself and handles, but when closing the frequency converter cooling heat dissipation at every turn, the condition that can seriously influence the motor availability factor appears, and then leads to often to close the problem that the frequency converter can continuously influence the normal work of motor and appear.

SUMMERY OF THE UTILITY MODEL

The purpose of this application is in order to solve and to have among the prior art when closing the converter cooling heat dissipation at every turn, can seriously influence the condition appearance of motor availability factor, and then leads to often closing the shortcoming that the converter can continuously influence normal motor work, and the converter for motor control who provides.

In order to achieve the purpose, the following technical scheme is adopted in the application: the utility model provides a converter for motor control, includes frequency conversion body and connecting wire, frequency conversion body's upper end surface is equipped with closing device, closing device includes the pivot, pivot and frequency conversion body fixed connection, the one end of pivot is rotated and is connected with the handle, the one end fixedly connected with gear of handle is kept away from in the pivot, the one side sliding connection of gear has the rack, one side sliding connection that the gear was kept away from to the rack has the movable plate, movable plate fixed connection is on frequency conversion body's surface, the one end fixedly connected with connecting plate of movable plate, two fixed columns of both sides fixedly connected with of movable plate are kept away from to the connecting plate, two the arc surface of fixed column rotates and is connected with the slide bar, the arc surface fixedly connected with closure plate of slide bar, the one end that the fixed column was kept away from to the slide bar rotates and is connected with the traveller, the spout has been seted up to the position that the traveller corresponds frequency conversion body, the inner wall of spout and the arc surface sliding connection of traveller.

The effect that above-mentioned part reaches is: the position of the connecting plate is moved, and the closing plate is closed up and down.

Preferably, the surface of the closing plate is provided with vent holes, and the vent holes are uniformly distributed on the surface of the closing plate.

The effect that above-mentioned part reaches is: the inside of the frequency converter body is ventilated, and the frequency converter body is simply cooled and exhausted.

Preferably, the cross section of each of the two closing plates is semicircular, and a sealing gasket is fixedly connected to one side of each of the two closing plates, which is close to each other.

Preferably, the surface of connecting wire is equipped with cleaning device, cleaning device includes cleaning pad, the surface and the connecting wire looks butt of cleaning pad, the one end fixedly connected with mosaic plate of cleaning pad, the upper end fixedly connected with cleaning plate of mosaic plate, the draw-in groove has been seted up to the position that the mosaic plate both sides correspond cleaning plate, the inner wall of draw-in groove and the surperficial sliding connection of mosaic plate, the guard groove has been seted up to cleaning plate's lower surface, the guard groove evenly distributed is in cleaning plate's bottom.

The effect that above-mentioned part reaches is: the cleaning pad is used for cleaning the surface of the connecting wire, so that the connecting wire is prevented from being aged at an accelerated speed due to frequent use.

Preferably, the upper end of the cleaning plate is fixedly connected with a limiting plate, the inner wall of the limiting plate is connected with a screw rod in a sliding mode, the lower end of the screw rod, corresponding to the cleaning plate, is fixedly connected with a limiting hole, and the inner wall of the limiting hole is in threaded connection with one end of the screw rod.

The effect that above-mentioned part reaches is: utilize the screw rod to carry out a fine fixed to whole cleaning plate, be convenient for in the use to cleaning device's removal.

Preferably, the lower end surface of the cleaning plate is provided with a limiting groove, and the size of the limiting groove is matched with that of the connecting wire.

The effect that above-mentioned part reaches is: prevent the position skew of clean in-process connecting wire, carry out better cleanness to the connecting wire.

In this application, when the motor uses the overlength time, the converter will excessively generate heat, because the slide bar of connecting plate both sides is in and is close to the state and the closure plate is closed, rotate the handle this moment, let the handle drive the gear of pivot one end, the gear drives the rack and removes, the connecting plate removes to the opposite direction of handle simultaneously, at this moment, the traveller of slide bar one end can slide to both sides along the spout, the closure plate will launch to both sides, through the regulation to closing device, the removal to position about the closure plate has been reachd, convenient and fast has adjusted the size to the louvre.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1 of the present application;

FIG. 3 is a schematic view of a closure device according to the present application;

FIG. 4 is a schematic view of a portion of the structure of FIG. 3 of the present application;

fig. 5 is a schematic structural view of the cleaning device of the present application.

Illustration of the drawings: 1. a frequency conversion body; 2. a connecting wire; 3. a closure device; 301. a handle; 302. a rotating shaft; 303. a gear; 304. a rack; 305. moving the plate; 306. a connecting plate; 307. a slide bar; 308. a traveler; 309. a chute; 310. a closing plate; 311. a vent hole; 312. fixing a column; 4. a cleaning device; 41. Inlaying a plate; 42. a cleaning pad; 43. a card slot; 44. a limiting plate; 45. a screw; 46. a limiting hole; 47. A limiting groove; 48. a protective bath; 49. the plate is cleaned.

Detailed Description

Referring to fig. 1, the present application provides a technical solution: the utility model provides a converter for motor control, includes frequency conversion body 1 and connecting wire 2, and the upper end surface of frequency conversion body 1 is equipped with closing device 3, and the surface of connecting wire 2 is equipped with cleaning device 4.

The specific arrangement and function of the closing means 3 and the cleaning means 4 will be described in detail below.

Referring to fig. 3 and 4, in the present embodiment: the closing device 3 comprises a rotating shaft 302, the rotating shaft 302 is fixedly connected with the frequency conversion body 1, one end of the rotating shaft 302 is rotatably connected with a handle 301, one end of the rotating shaft 302, which is far away from the handle 301, is fixedly connected with a gear 303, the tooth surface of the gear 303 is meshed with a rack 304, one side of the rack 304, which is far away from the gear 303, is slidably connected with a moving plate 305, the moving plate 305 is fixedly connected on the surface of the frequency conversion body 1, one end of the moving plate 305 is fixedly connected with a connecting plate 306, two fixed columns 312 are fixedly connected on two sides of the connecting plate 306, which are far away from the moving plate 305, the arc surfaces of the two fixed columns 312 are rotatably connected with a sliding rod 307, the arc surface of the sliding rod 307 is fixedly connected with a closing plate 310, one end of the sliding rod 307, which is far away from the fixed columns 312, is rotatably connected with a sliding column 308, a sliding groove 309 is formed in a position, which corresponds to the frequency conversion body 1, and the inner wall of the sliding groove 309 is slidably connected with the arc surface of the sliding column 308. The surface of the closing plate 310 is provided with vent holes 311, and the vent holes 311 are uniformly distributed on the surface of the closing plate 310. The two closing plates 310 are semicircular in cross section, and a sealing gasket is fixedly connected to one side of the two closing plates 310 close to each other.

Referring to fig. 5, in the present embodiment: cleaning device 4 includes cleaning pad 42, cleaning pad 42's surface and connecting wire 2 looks butt, cleaning pad 42's one end fixedly connected with mosaic plate 41, mosaic plate 41's upper end fixedly connected with cleaning plate 49, mosaic plate 41 both sides correspond cleaning plate 49's position and have seted up draw-in groove 43, draw-in groove 43's inner wall and mosaic plate 41's surface sliding connection, protective housing 48 has been seted up to cleaning plate 49's lower surface, protective housing 48 evenly distributed is in cleaning plate 49's bottom. The upper end fixedly connected with limiting plate 44 of cleaning plate 49, the inner wall sliding connection of limiting plate 44 has screw rod 45, and screw rod 45 corresponds the spacing hole 46 of the lower extreme position fixedly connected with of cleaning plate 49, and the inner wall in spacing hole 46 and the one end threaded connection of screw rod 45. The lower end surface of the cleaning plate 49 is provided with a limiting groove 47, and the size of the limiting groove 47 is matched with that of the connecting wire 2.

The theory of operation, when the motor uses the overlength time, the converter will be too hot, because the slide bar 307 of connecting plate 306 both sides is in the state of being close to and closing plate 310 is closed, rotate handle 301 this moment, let handle 301 drive the gear 303 of pivot 302 one end, gear 303 drives rack 304 and removes, connecting plate 306 removes to the opposite direction of handle 301 simultaneously, slide bar 308 of slide bar 307 one end can slide to both sides along spout 309 at this moment, closing plate 310 will expand to both sides, through the regulation to closing device 3, reached the removal to closing plate 310 upper and lower position, convenient and fast has adjusted the size to the louvre.

After motor and converter used the overlength time, connecting wire 2 between the two will be too loss, put into cleaning device 4's spacing groove 47 with connecting wire 2 this moment, rotate screw rod 45 again and fix whole cleaning plate 49, let clean pad 42 go cleanly to connecting wire 2, through the operation to cleaning device 4, reached the abundant butt to cleaning pad 42 and connecting wire 2, be convenient for better clean connecting wire 2.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 by those of ordinary skill in the art through specific situations.

Claims

1. The utility model provides a converter for motor control, includes frequency conversion body (1) and connecting wire (2), its characterized in that: the upper end surface of frequency conversion body (1) is equipped with closing device (3), closing device (3) include pivot (302), pivot (302) and frequency conversion body (1) fixed connection, the one end of pivot (302) is rotated and is connected with handle (301), the one end fixedly connected with gear (303) of handle (301) are kept away from in pivot (302), the flank meshing of gear (303) has rack (304), one side sliding connection that gear (303) were kept away from in rack (304) has movable plate (305), movable plate (305) fixed connection is on the surface of frequency conversion body (1), the one end fixedly connected with connecting plate (306) of movable plate (305), the both sides fixedly connected with two fixed columns (312) of movable plate (305) are kept away from in connecting plate (306), two the arc surface rotation of fixed column (312) is connected with slide bar (307), the arc surface fixedly connected with closure plate (310) of slide bar (307), the one end rotation that fixed column (312) was kept away from in slide bar (307) is connected with slide column (308), slide column (309) have been seted up to the position of frequency conversion body (1), the inner wall of spout (309) is connected with slide bar (307).

2. The inverter for motor control according to claim 1, wherein: the surface of the closed plate (310) is provided with vent holes (311), and the vent holes (311) are uniformly distributed on the surface of the closed plate (310).

3. The inverter for motor control according to claim 2, wherein: the sections of the two closing plates (310) are semicircular, and one sides, close to each other, of the two closing plates (310) are fixedly connected with sealing gaskets.

4. The inverter for motor control according to claim 1, wherein: the surface of connecting wire (2) is equipped with cleaning device (4), cleaning device (4) are including cleaning pad (42), the surface and connecting wire (2) looks butt of cleaning pad (42), the one end fixedly connected with mosaic plate (41) of cleaning pad (42), the upper end fixedly connected with cleaning plate (49) of mosaic plate (41), draw-in groove (43) have been seted up to the position that mosaic plate (41) both sides correspond cleaning plate (49), the inner wall of draw-in groove (43) and the surface sliding connection of mosaic plate (41), guard groove (48) have been seted up to the lower surface of cleaning plate (49), guard groove (48) evenly distributed is in the bottom of cleaning plate (49).

5. The inverter for motor control according to claim 4, wherein: the upper end fixedly connected with limiting plate (44) of cleaning plate (49), the inner wall sliding connection of limiting plate (44) has screw rod (45), screw rod (45) correspond spacing hole of lower extreme position fixedly connected with (46) of cleaning plate (49), the inner wall in spacing hole (46) and the one end threaded connection of screw rod (45).

6. The inverter for motor control according to claim 4, wherein: the lower end surface of the cleaning plate (49) is provided with a limiting groove (47), and the size of the limiting groove (47) is matched with that of the connecting wire (2).