CN210578135U

CN210578135U - Motor frequency conversion device

Info

Publication number: CN210578135U
Application number: CN201921822001.9U
Authority: CN
Inventors: 刘俊; 李兴兴; 贺利平; 刘存忠
Original assignee: Jiaozuo Makupin New Material Co Ltd
Current assignee: Jiaozuo Makupin New Material Co Ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-05-19
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a motor frequency conversion device, including the cooler bin, install inverter motor in the cooler bin, be equipped with cooling body in the cooler bin, cooling body includes the water tank of fixed mounting diapire in the cooler bin, inverter motor's both sides all are equipped with the cooling tube that contacts with the motor outer wall, the output of cooling tube and the input fixed connection of water tank. The utility model discloses a suction pump takes the cold water in with the water tank out to the cooling tube in, the heat that inverter motor produced is absorbed and taken away to cold water when flowing in the cooling tube, the water return case flows again, the cooling that lasts inverter motor has been realized to the circulation that drives cold water through cooling body is reciprocal, driving motor drive fan bloies inverter motor's surface simultaneously, blow off the heat from the thermovent, cooperate with cooling body and realize the diversified cooling to inverter motor, the influence of bringing because the too big inverter motor work of load has effectively been reduced.

Description

Motor frequency conversion device

Technical Field

The utility model relates to the technical field of electric machines, especially, relate to a motor frequency conversion device.

Background

The variable frequency motor is a motor which continuously operates within a range of 10% -100% rated speed at 100% rated load under standard environmental conditions, the temperature rise cannot exceed the motor calibration allowable value, and the variable frequency motor is common and more frequent in use in daily life of people.

However, the existing motor frequency conversion devices are put into operation through direct starting, so that the workload is large, the temperature of the motor is quickly increased, and the cooling effect is not obvious only through natural wind cooling.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art, and the motor frequency conversion device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a motor frequency conversion device, includes the cooler bin, install inverter motor in the cooler bin, be equipped with cooling body in the cooler bin, cooling body includes the water tank of fixed mounting diapire in the cooler bin, inverter motor's both sides all are equipped with the cooling tube that contacts with the motor outer wall, the output of cooling tube and the input fixed connection of water tank, the inner wall that the cooler bin is located the water tank right side is fixed and has been placed the suction pump, the output of suction pump and the input fixed connection of cooling tube, the input fixedly connected with drainage tube of suction pump, the other end of drainage tube and the output fixed connection of water tank, the right side wall of cooler bin is equipped with the installing port, fixed mounting has bellows in the installing port, the left side wall of bellows is equipped with the air outlet.

Preferably, the left side wall of the cooling box is provided with a plurality of heat dissipation ports.

Preferably, each cooling pipe is composed of a multi-section and continuous heat absorption copper pipe.

Preferably, the right side wall fixed mounting of bellows has driving motor, driving motor's output fixed connection circle axle, the outer wall fixedly connected with drive gear of circle axle, the right side wall of bellows rotates and is connected with the dwang about driving motor symmetry, two the equal fixedly connected with rotating gear of outer wall of dwang.

Preferably, the two rotating gears and the outer wall of the driving gear are jointly wound by a chain.

Preferably, two the equal fixedly connected with fan of one end that the dwang is close to bellows left side wall.

Compared with the prior art, the motor frequency conversion device has the advantages that:

1. cold water in the water tank is pumped into the cooling pipe through the water pump, the cold water absorbs and takes away heat generated by the variable frequency motor when flowing in the cooling pipe and then flows back to the water tank, and the continuous cooling of the variable frequency motor is realized by driving the circulation of the cold water to reciprocate through the cooling mechanism;

2. the fan is driven by the driving motor to blow air on the surface of the variable frequency motor, heat is blown out from the heat dissipation port, and the cooling mechanism is matched to realize multidirectional cooling of the variable frequency motor, so that the influence on the work of the variable frequency motor caused by overlarge load is effectively reduced;

to sum up, the utility model discloses a cold water in the suction pump with the water tank is taken out to the cooling tube in, and cold water absorbs and takes away the heat that inverter motor produced when flowing in the cooling tube, and the return water tank that flows again, the circulating that drives cold water through cooling body is reciprocal to have realized the cooling to inverter motor lasts, and driving motor drive fan blows to inverter motor's surface simultaneously, blows off the heat from the thermovent, cooperatees with cooling body and realizes the diversified cooling to inverter motor, has effectively reduced because the too big influence brought inverter motor work of load.

Drawings

Fig. 1 is a front view of a frequency conversion device of a motor according to the present invention;

fig. 2 is a side view of the bellows of the motor frequency conversion device provided by the present invention.

In the figure: 1 cooling box, 2 inverter motor, 3 cooling tubes, 4 bellows, 5 driving motor, 6 round shaft, 7 dwang, 8 chain, 9 fan, 10 suction pump, 11 drainage tube, 12 water tank, 13 drive gear, 14 rotating gear, 15 thermovents.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a motor frequency conversion device comprises a cooling box 1, a variable frequency motor 2 is installed in the cooling box 1, a cooling mechanism is installed in the cooling box 1, the cooling mechanism comprises a water tank 12 fixedly installed on the inner bottom wall of the cooling box 1, cooling pipes 3 contacted with the outer wall of the variable frequency motor 2 are respectively arranged on both sides of the variable frequency motor 2, each cooling pipe 3 is composed of a plurality of sections of continuous heat absorption copper pipes, the contact area between the cooling pipes 3 and heat is increased by arranging the cooling pipes 3 in a plurality of sections of continuous cooling pipes, the heat absorption effect is improved, the output end of each cooling pipe 3 is fixedly connected with the input end of the corresponding water tank 12, a water suction pump 10 is fixedly placed on the inner bottom wall of the cooling box 1 on the right side of the corresponding water tank 12, the output end of the water suction pump 10 is fixedly connected with the input end of the corresponding cooling pipe, the water pump 10 pumps the cold water in the water tank 12 into the cooling pipe 3, the cold water absorbs and takes away the heat generated by the variable frequency motor 2 when flowing in the cooling pipe 3, and then flows back to the water tank 12, and the cold water is driven by the cooling mechanism to circulate in the cooling pipe 3 to realize the continuous cooling of the variable frequency motor 2.

The right side wall of the cooling box 1 is provided with a mounting hole, an air box 4 is fixedly arranged in the mounting hole, the left side wall of the air box 4 is provided with an air outlet, the right side wall of the air box 4 is fixedly provided with a driving motor 5, the output end of the driving motor 5 is fixedly connected with a round shaft 6, the outer wall of the round shaft 6 is fixedly connected with a driving gear 13, the right side wall of the air box 4 is rotatably connected with rotating rods 7 which are symmetrical relative to the driving motor 5, one ends of the two rotating rods 7, which are close to the left side wall of the air box 4, are respectively and fixedly connected with a fan 9, the outer walls of the two rotating rods 7 are respectively and fixedly connected with a rotating gear 14, the outer walls of the two rotating gears 14 and the driving gear 13 are jointly wound with a chain 8, the left side wall of the cooling box 1 is provided with a plurality of radiating, and then drive rotating gear 14 and rotate, two rotating gear 14 drive dwang 7 and rotate, and drive fan 9 rotates and bloies to inverter motor 2's surface, blows off the heat from thermovent 15, cooperatees with cooling body and realizes the diversified cooling to inverter motor 2, has effectively reduced because the too big influence that brings of load to inverter motor 2 work.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

Now, the operation principle of the present invention is explained as follows:

the suction pump 10 is taken the cold water in the water tank 12 out to the cooling tube 3 in, the cold water absorbs and takes away the heat that inverter motor 2 produced when flowing in the cooling tube 3, return water tank 12 again flows, the circulation that drives cold water through cooling body is reciprocal to have realized the cooling to inverter motor 2 lasts, inverter motor 2 driving fan 9 bloies the heat that inverter motor 2 worked and produced simultaneously, blow off hot-blast from thermovent 15, cooperate with cooling body and realize the diversified cooling to inverter motor 2, the influence that brings because the load is too big to inverter motor 2 work has effectively been reduced.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a motor frequency conversion device, includes cooler bin (1), its characterized in that, install inverter motor (2) in cooler bin (1), be equipped with cooling body in cooler bin (1), cooling body includes water tank (12) of fixed mounting diapire in cooler bin (1), inverter motor (2)'s both sides all are equipped with cooling tube (3) that contact with inverter motor (2) outer wall, the output of cooling tube (3) and the input fixed connection of water tank (12), inner diapire fixed the placing suction pump (10) on water tank (12) right side of cooler bin (1), the output of suction pump (10) and the input fixed connection of cooling tube (3), the input fixedly connected with drainage tube (11) of suction pump (10), the other end of drainage tube (11) and the output fixed connection of water tank (12), the right side wall of cooler bin (1) is equipped with the installing port, fixed mounting has bellows (4) in the installing port, the left side wall of bellows (4) is equipped with the air outlet.

2. The frequency conversion device of an electric motor according to claim 1, characterized in that the left side wall of the cooling box (1) is provided with a plurality of heat dissipating ports (15).

3. The frequency conversion device of an electric motor according to claim 1, characterized in that each cooling tube (3) is made of a multi-section and continuous heat absorption copper tube.

4. The motor frequency conversion device according to claim 1, wherein a driving motor (5) is fixedly installed on the right side wall of the air box (4), the output end of the driving motor (5) is fixedly connected with a circular shaft (6), the outer wall of the circular shaft (6) is fixedly connected with a driving gear (13), the right side wall of the air box (4) is rotatably connected with rotating rods (7) which are symmetrical relative to the driving motor (5), and the outer walls of the two rotating rods (7) are fixedly connected with rotating gears (14).

5. A motor frequency conversion device according to claim 4, characterized in that the two rotating gears (14) and the outer wall of the driving gear (13) are jointly provided with a chain (8).

6. A motor frequency conversion device according to claim 4, characterized in that a fan (9) is fixedly connected to one end of each of the two rotating rods (7) close to the left side wall of the air box (4).