CN211405924U

CN211405924U - Motor speed regulating device

Info

Publication number: CN211405924U
Application number: CN202020490254.7U
Authority: CN
Inventors: 莫丽薇; 马艳菊
Original assignee: KUNMING VOCATIONAL AND TECHNICAL COLLEGE OF INDUSTRY
Current assignee: KUNMING VOCATIONAL AND TECHNICAL COLLEGE OF INDUSTRY
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-09-01
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses a motor speed adjusting device, including the speed governing case, one side center department of speed governing case installs the speed governing knob, the inside of speed governing case is fixed with the speed governing mainboard through locating component, radiator unit is installed to the corresponding both sides of speed governing case, the input of speed governing knob electric connection speed governing mainboard, the output electric connection motor of speed governing mainboard, radiator unit includes inlet tube, water pump, fin formula water-cooling row, mounting bracket and wet return, fin formula water-cooling row passes through the mounting bracket to be fixed on the corresponding both sides outer wall of speed governing case, the inlet tube that passes fin formula water-cooling row is installed to the bottom of fin formula water-cooling row, install the water pump on the inlet tube, the wet return is installed to the top center department of fin formula water-cooling row. The utility model discloses novel structure thinks about ingeniously, through the radiator unit who sets up, is convenient for carry out rapid cooling, the life of effectual promotion speed governing mainboard to the speed governing mainboard.

Description

Motor speed regulating device

Technical Field

The utility model relates to a motor accessory technical field specifically is a motor speed adjusting device.

Background

The speed regulating motor is a motor which changes the rotating speed of the motor by changing the magnetic pole pair number, voltage, current, frequency and other methods of the motor so as to enable the motor to achieve higher service performance. Because of its excellent performance, the speed-regulating motor is widely used in the industrial departments of steel, power station, cable, chemical industry, petroleum, cement, textile, printing and dyeing, paper making, machinery and the like for the stepless speed regulation of load machinery with constant torque or decreasing torque, especially suitable for the load support of pumps and fans with large flow variation, and can obtain good energy-saving effect.

Current motor speed adjusting device generally uses the speed governing mainboard to carry out the regulation of electric current and adjusts the rotational speed of motor, but the speed governing mainboard can generate heat because frequently adjusting current at the in-process of work, and long-time work can cause the speed governing mainboard to damage. Therefore, it is necessary to design a motor speed regulating device.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a motor speed adjusting device, the device novel structure thinks about ingeniously, through the radiator unit who sets up, is convenient for carry out rapid cooling, the effectual life who promotes the speed governing mainboard to the speed governing mainboard.

In order to achieve the above object, the utility model provides a following technical scheme: a motor speed regulation device comprises a speed regulation box, wherein a speed regulation knob is arranged at the center of one side of the speed regulation box, a speed regulation main board is fixed inside the speed regulation box through a positioning component, heat dissipation components are arranged on two corresponding sides of the speed regulation box, the speed regulation knob is electrically connected with the input end of the speed regulation main board, and the output end of the speed regulation main board is electrically connected with a motor;

the radiating component comprises a water inlet pipe, a water pump, a fin type water cooling row, a mounting frame and a water return pipe, the fin type water cooling row is fixed on the outer walls of the two corresponding sides of the speed regulating box through the mounting frame, the water inlet pipe penetrating through the fin type water cooling row is installed at the bottom of the fin type water cooling row, the water pump is installed on the water inlet pipe, and the water return pipe is installed at the center of the top of the fin type water cooling row.

Preferably, a clamping plate is installed on one side of the bottom of the fin type water cooling bar, and a fan is installed on the clamping plate.

Preferably, the positioning assembly comprises a positioning plate, clamping seats, threaded holes and fastening knobs, the positioning plate is fixed inside the speed regulating box at equal intervals, the clamping seats are installed on two corresponding sides of the positioning plate, the threaded holes are formed in the centers of the clamping seats, and the fastening knobs are screwed and fixed inside the threaded holes.

Preferably, a protective pad is fixedly bonded to the inner wall of the clamping seat.

Preferably, the protective pad is a silicone material member.

Preferably, four corner positions of the bottom of the speed regulating box are provided with shock absorption foot pads.

The utility model has the advantages that:

1. the speed regulation main board is fixed inside the speed regulation box through the positioning assembly, the inside of the speed regulation box is filled with fluorinated liquid, the speed regulation main board can generate heat due to frequent regulation current in the working process, the filled fluorinated liquid absorbs heat, the water pump works, the fluorinated liquid absorbing the heat is guided into the internal heat exchange of the fin type water cooling bar through the water inlet pipe, and the fluorinated liquid after heat exchange is guided into the inside of the speed regulation box again through the water return pipe, so that the speed regulation main board is rapidly cooled, and the service life of the speed regulation main board is effectively prolonged;

2. the both ends difference joint with the speed governing mainboard are in the corresponding both sides of cassette to use the fastening knob to fix, the quick installation of the speed governing mainboard of not only being convenient for, the quick dismantlement of the speed governing mainboard of being convenient for moreover is favorable to the maintenance and the maintenance of speed governing mainboard.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic diagram of the overall three-dimensional structure of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of the heat dissipation assembly of the present invention;

FIG. 3 is a schematic plan view of the positioning assembly of the present invention;

reference numbers in the figures: 1. a speed regulating box; 2. a shock-absorbing foot pad; 3. a speed regulation knob; 4. a heat dissipating component; 5. a positioning assembly; 6. a speed regulation main board; 7. a water inlet pipe; 8. a water pump; 9. a fin type water cooling row; 10. a mounting frame; 11. a water return pipe; 12. clamping a plate; 13. a fan; 14. positioning a plate; 15. a card holder; 16. a protective pad; 17. a threaded hole; 18. and (5) fastening a knob.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-3.

Given by figures 1-3, the utility model provides the following technical scheme: a motor speed regulation device comprises a speed regulation box 1, wherein a speed regulation knob 3 is arranged at the center of one side of the speed regulation box 1, a speed regulation mainboard 6 is fixed inside the speed regulation box 1 through a positioning component 5, heat dissipation components 4 are arranged on two corresponding sides of the speed regulation box 1, the speed regulation knob 3 is electrically connected with the input end of the speed regulation mainboard 6, and the output end of the speed regulation mainboard 6 is electrically connected with a motor;

the heat dissipation component 4 comprises a water inlet pipe 7, a water pump 8, a finned water-cooling row 9, a mounting rack 10 and a water return pipe 11, the finned water-cooling row 9 is fixed on the outer walls of the two corresponding sides of the speed regulating box 1 through the mounting rack 10, the water inlet pipe 7 penetrating through the finned water-cooling row 9 is installed at the bottom of the finned water-cooling row 9, the water pump 8 is installed on the water inlet pipe 7, the water return pipe 11 is installed at the center of the top of the finned water-cooling row 9, the speed regulating main board 6 is fixed inside the speed regulating box 1 through the positioning component 5, fluorinated liquid is filled inside the speed regulating box 1, the speed regulating main board 6 can generate heat due to frequent regulating current in the working process, the heat is absorbed through the filled fluorinated liquid, the water pump 8 works, the fluorinated liquid absorbing heat is guided into the finned water-cooling row 9 through the water inlet pipe 7 for heat exchange, and the fluorinated liquid after heat exchange is guided into the speed regulating, be convenient for carry out rapid cooling to speed governing mainboard 6, effectual life who promotes speed governing mainboard 6.

Cardboard 12 is installed to bottom one side of fin formula water-cooling row 9, installs fan 13 on the cardboard 12, through the fan 13 that sets up, can effectually promote the heat transfer ability of fin formula water-cooling row 9.

Locating component 5 includes locating plate 14, cassette 15, screw hole 17 and fastening knob 18, the inside at speed governing case 1 is fixed to locating plate 14 equidistance, cassette 15 is installed to the corresponding both sides of locating plate 14, screw hole 17 is seted up at the center department of cassette 15, screw hole 17's inside connects soon and is fixed with fastening knob 18, with the both ends difference joint of speed governing mainboard 6 in the corresponding both sides of cassette 15, and use fastening knob 18 to fix, not only be convenient for quick installation of speed governing mainboard 6, and be convenient for quick dismantlement of speed governing mainboard 6, be favorable to maintenance and the maintenance of speed governing mainboard 6.

The inner wall of the clamping seat 15 is fixedly bonded with a protective pad 16, which has good protective effect.

The protection pad 16 is a silica gel material member, and has a good protection effect.

Four corner positions of the bottom of the speed regulating box 1 are provided with shock absorption pad feet 2, so that the speed regulating box 1 is conveniently supported.

The utility model discloses during the use, fix speed governing mainboard 6 in the inside of speed governing case 1 through locating component 5, fill in the inside of speed governing case 1 and fluoridize liquid, speed governing mainboard 6 can generate heat because of frequently adjusting the electric current in the in-process of work, fluoridize liquid through filling and absorb heat, water pump 8 works, introduce into the inside heat transfer of fin formula water-cooling row 9 through inlet tube 7 with the fluoridized liquid that absorbs heat, and introduce into the inside of speed governing case 1 again through wet return 11 with the fluoridized liquid after the heat transfer, be convenient for carry out rapid cooling to speed governing mainboard 6, the life of effectual promotion speed governing mainboard 6;

the both ends difference joint with speed governing mainboard 6 are in the both sides that correspond of cassette 15 to use fastening knob 18 to fix, the quick installation of the speed governing mainboard 6 of not only being convenient for, the quick dismantlement of the speed governing mainboard 6 of being convenient for moreover is favorable to the maintenance and the maintenance of speed governing mainboard 6.

Finally, it should be noted that: 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 a motor speed adjusting device, includes speed adjusting box (1), its characterized in that: a speed regulation knob (3) is installed at the center of one side of the speed regulation box (1), a speed regulation main board (6) is fixed inside the speed regulation box (1) through a positioning component (5), heat dissipation components (4) are installed on two corresponding sides of the speed regulation box (1), the speed regulation knob (3) is electrically connected with the input end of the speed regulation main board (6), and the output end of the speed regulation main board (6) is electrically connected with a motor;

radiating component (4) are including inlet tube (7), water pump (8), fin formula water-cooling row (9), mounting bracket (10) and wet return (11), fin formula water-cooling row (9) are fixed on the corresponding both sides outer wall of speed governing case (1) through mounting bracket (10), inlet tube (7) that pass fin formula water-cooling row (9) are installed to the bottom of fin formula water-cooling row (9), install water pump (8) on inlet tube (7), wet return (11) are installed to the top center department of fin formula water-cooling row (9).

2. A motor speed regulating device in accordance with claim 1, wherein: one side of the bottom of the fin type water cooling bar (9) is provided with a clamping plate (12), and the clamping plate (12) is provided with a fan (13).

3. A motor speed regulating device in accordance with claim 1, wherein: the positioning assembly (5) comprises a positioning plate (14), clamping seats (15), threaded holes (17) and fastening knobs (18), the positioning plate (14) is fixed inside the speed regulating box (1) at equal intervals, the clamping seats (15) are installed on two corresponding sides of the positioning plate (14), the threaded holes (17) are formed in the centers of the clamping seats (15), and the fastening knobs (18) are fixed inside the threaded holes (17) in a screwing mode.

4. A motor speed regulating device according to claim 3, characterized in that: and a protective pad (16) is fixedly bonded on the inner wall of the clamping seat (15).

5. A motor speed regulating device according to claim 4, characterized in that: the protective pad (16) is a silica gel material component.

6. A motor speed regulating device in accordance with claim 1, wherein: four corner positions at the bottom of the speed regulating box (1) are provided with shock absorption pad feet (2).