CN210519281U

CN210519281U - Mining converter heat dissipation auxiliary device

Info

Publication number: CN210519281U
Application number: CN201921043352.XU
Authority: CN
Inventors: 罗兴臣; 董璇璇
Original assignee: Jiangsu Lihang Electric Co Ltd
Current assignee: Jiangsu Lihang Electric Co Ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-05-12
Anticipated expiration: 2029-07-05

Abstract

The utility model discloses a mining converter heat dissipation auxiliary device, which comprises a housin, the top fixedly connected with overhead guard of casing, its inside heat dissipation chamber that is formed with, just the motor is installed at the inner chamber top of casing, a plurality of flabellums of output shaft body fixedly connected with of motor, heat dissipation intracavity fixedly connected with heat dissipation frame, the air intake has been seted up at the top of heat dissipation frame, and its internally mounted has the water pumper, install the water tank in the overhead guard, the equal fixedly connected with aqueduct in both sides of water tank, the aqueduct runs through the top of casing and extends to the heat dissipation intracavity, its terminal fixedly connected with water-cooling tube, the end of water-cooling tube runs through the lateral wall and the fixed connection of heat dissipation frame on the water pum.

Description

Mining converter heat dissipation auxiliary device

Technical Field

The utility model relates to a converter technical field specifically is a mining converter heat dissipation auxiliary device.

Background

The frequency converter is an electric control device which applies a frequency conversion technology and a microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor. The frequency converter adjusts the voltage and frequency of an output power supply by switching on and off an internal IGBT, provides the required power supply voltage according to the actual requirement of the motor, and further achieves the purposes of energy saving and speed regulation. With the continuous increase of the industrial automation degree, the frequency converter is also widely used, which also includes the mining industry. After the frequency converter works for a long time, a large amount of heat can be generated inside the frequency converter, if the heat can not be dissipated in time, circuit elements in the frequency converter are easily burnt due to overhigh temperature, and the existing frequency converter has poor heat dissipation performance due to the structural design, so that the heat dissipation equipment is urgently needed to be designed to improve the heat dissipation performance of the frequency converter.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming the poor defect of prior art's converter heat dispersion, provide a mining converter heat dissipation auxiliary device. The mining frequency converter heat dissipation auxiliary device has the characteristics of reasonable structural design, good heat dissipation effect, high efficiency and the like.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mining converter heat dissipation auxiliary device, includes the casing, the top fixedly connected with overhead guard of casing, its inside heat dissipation chamber that is formed with, just the motor is installed at the inner chamber top of casing, a plurality of flabellums of output shaft axle body fixedly connected with of motor, heat dissipation intracavity fixedly connected with heat dissipation frame, the air intake has been seted up at the top of heat dissipation frame, and its internally mounted has the water pumper, install the water tank in the overhead guard, the equal fixedly connected with aqueduct in both sides of water tank, the aqueduct runs through the top of casing and extends to the heat dissipation intracavity, its terminal fixedly connected with water-cooling tube, the terminal lateral wall and the fixed connection that run through heat dissipation frame of water-cooling tube are on.

Preferably, the equal fixedly connected with heat exchanger of both sides outer wall of casing, a plurality of louvre has all been seted up to heat exchanger's top and bottom, and a plurality of heat dissipation stick of its inner wall fixedly connected with, the other end of heat dissipation stick runs through casing and heat dissipation frame's lateral wall and fixedly connected with heating panel, just the stick body winding that the heat dissipation stick is located the heat exchanger inside portion has the heat dissipation silk, the heating panel is located heat dissipation frame, and its fixed surface is connected with a plurality of fin.

Preferably, the radiating fins are of a wavy metal sheet structure, and are distributed on the surface of the radiating plate at equal intervals.

Preferably, the bottom both sides of heat dissipation frame all fixedly connected with go out the tuber pipe, it is located the below of heat dissipation stick to go out the tuber pipe, and its both ends mouth of pipe is the horn shape structure.

Preferably, the water-cooling pipe is positioned above the radiating rod and has a multi-section S-shaped structure.

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

mining converter heat dissipation auxiliary device structural design reasonable, the radiating effect is good, high efficiency, blast air to the inside of heat dissipation chamber and heat dissipation frame through the usable flabellum of driving motor, in order to accelerate the flow speed of air, through the fin, the heating panel, heating panel and heat dissipation silk can see through the louvre with the hot-air and spread the external world fast, in order to reduce the inside temperature of converter, can make the cold water circulation flow in the water tank between water tank and water-cooled tube through the drive water pumper, utilize the water-cooled tube to cool down the heat dissipation chamber, thereby further improve the radiating effect and the efficiency of converter, in order to avoid causing the damage of converter internal circuit component because of the high temperature.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Reference numbers in the figures: the fan comprises a shell 1, a top cover 2, a heat dissipation cavity 3, a motor 4, fan blades 5, a heat dissipation frame 6, an air inlet 7, a water pump 8, a water tank 9, a water guide pipe 10, a water cooling pipe 11, a heat dissipation cover 12, heat dissipation holes 13, a heat dissipation rod 14, a heat dissipation plate 15, heat dissipation wires 16, heat dissipation fins 17 and an air outlet pipe 18.

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, the present invention provides a technical solution: a heat dissipation auxiliary device of a mining frequency converter comprises a shell 1, the top of the shell 1 is fixedly connected with a top cover 2, a heat dissipation cavity 3 is formed inside the shell, the top of an inner cavity of the shell 1 is provided with a motor 4, the motor 4 is externally connected with a power supply through a lead, an output shaft body of the motor is fixedly connected with a plurality of fan blades 5, a heat dissipation frame 6 is fixedly connected inside the heat dissipation cavity 3, the top of the heat dissipation frame 6 is provided with an air inlet 7, a water pump 8 is installed inside the heat dissipation frame 6, the water pump 8 is externally connected with the power supply through a lead, a water tank 9 is installed inside the top cover 2, cold water is stored inside the water tank 9, water guide pipes 10 are fixedly connected to two sides of the water guide pipes, the water guide pipes 10 penetrate through the top of the shell 1 and extend into the heat dissipation cavity 3, the tail ends of the water guide pipes 11 are fixedly, the top and the bottom of the heat dissipation cover 12 are both provided with a plurality of heat dissipation holes 13, the inner wall of the heat dissipation cover is fixedly connected with a plurality of heat dissipation rods 14, the other ends of the heat dissipation rods 14 penetrate through the side walls of the shell 1 and the heat dissipation frame 6 and are fixedly connected with a heat dissipation plate 15, the rod bodies of the heat dissipation rods 14 positioned in the heat dissipation cover 12 are wound with heat dissipation wires 16, the heat dissipation plate 15 is positioned in the heat dissipation frame 6, the surface of the heat dissipation plate 15 is fixedly connected with a plurality of heat dissipation fins 17, the heat dissipation fins 17 are of a wave-shaped metal sheet structure, the heat dissipation rods 14, the heat dissipation wires 16 and the heat dissipation plate 15 are made of metal materials and have strong heat conduction performance, the heat dissipation fins 17 are equidistantly distributed on the surface of the heat dissipation plate 15, the contact area with hot air can be enlarged, so that the heat dissipation effect is improved, the heat dissipation speed is accelerated, the water cooling, air outlet pipes 18 are fixedly connected to two sides of the bottom end of the heat dissipation frame 6, the air outlet pipes 18 are located below the heat dissipation rod 14, pipe orifices at two ends of the air outlet pipes are of horn-shaped structures, air quantity can be enlarged, and therefore heat dissipation efficiency is further improved.

The working principle is as follows: when the utility model is used, firstly, the heat radiation fins 17 on the surface of the heat radiation plate 15 can absorb the hot air in the heat radiation frame 6 and transmit the hot air to the heat radiation bar 14 through the heat radiation plate 15, one end of the heat radiation bar 14 transmits the heat to the heat radiation wires 16, the circulation speed of the hot air and the outside can be increased under the action of the heat radiation holes 13 at the top and the bottom of the heat radiation cover 12, thereby the hot air is diffused to the outside to play the heat radiation effect, then the fan blade 5 is driven to rotate by the external power supply driving motor 4, the inside of the heat radiation frame 6 can be blown by the air inlet 7 after the fan blade 5 rotates, thereby the heat radiation efficiency is further increased, and the heat radiation cavities 3 at both sides can be blown by the air after the fan blade 5 rotates, at the moment, the water pump 8 is driven by the external power supply, so as to lead the cold water stored in, when cold water flows in the water cooling pipe 11, the temperature at the top ends of the heat dissipation cavities 3 on the two sides can be reduced, the cooling efficiency can be further accelerated by matching with the air blowing of the fan blades 5, so that the temperature inside the frequency converter can be rapidly reduced, meanwhile, the air blown out by the fan blades 5 can be blown to the bottom ends of the heat dissipation cavities 3 on the two sides of the bottom end of the heat dissipation frame 6 through the air outlet pipes 18, so that the heat dissipation range is further enlarged, and the damage to circuit elements inside the frequency converter caused by overhigh temperature is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mining converter heat dissipation auxiliary device, includes casing (1), its characterized in that: the top of the shell (1) is fixedly connected with a top cover (2), a heat dissipation cavity (3) is formed inside the top cover, a motor (4) is arranged at the top of the inner cavity of the shell (1), a plurality of fan blades (5) are fixedly connected with the shaft body of an output shaft of the motor (4), a heat dissipation frame (6) is fixedly connected in the heat dissipation cavity (3), an air inlet (7) is formed in the top of the heat dissipation frame (6), a water pump (8) is arranged in the top cover (2), a water tank (9) is arranged in the top cover, both sides of the water tank (9) are fixedly connected with water guide pipes (10), the water guide pipes (10) penetrate through the top of the shell (1) and extend into the heat dissipation cavity (3), the tail end of the water cooling pipe (11) is fixedly connected with the water cooling pipe (11), and the tail end of the water cooling pipe (11) penetrates through the side wall of the heat dissipation frame (6) and is fixedly connected to the water pump (8).

2. The mining frequency converter heat dissipation auxiliary device of claim 1, characterized in that: the equal fixedly connected with heat exchanger (12) of both sides outer wall of casing (1), a plurality of louvre (13) have all been seted up with the bottom at the top of heat exchanger (12) that looses, a plurality of radiating rod (14) of its inner wall fixedly connected with, the other end of radiating rod (14) runs through casing (1) and lateral wall and fixedly connected with heating panel (15) of heat dissipation frame (6), just the barrel winding that heat dissipation rod (14) are located heat exchanger (12) inside has heat dissipation silk (16), heating panel (15) are located heat dissipation frame (6), and its fixed surface is connected with a plurality of fin (17).

3. The mining frequency converter heat dissipation auxiliary device of claim 2, characterized in that: the radiating fins (17) are of a wave-shaped metal sheet structure, and the radiating fins (17) are distributed on the surface of the radiating plate (15) at equal intervals.

4. The mining frequency converter heat dissipation auxiliary device of claim 2, characterized in that: the bottom both sides of heat dissipation frame (6) all fixedly connected with go out tuber pipe (18), it is located the below of heat dissipation stick (14) to go out tuber pipe (18), and its both ends mouth of pipe is the tubaeform structure.

5. The mining frequency converter heat dissipation auxiliary device of claim 2, characterized in that: the water cooling pipe (11) is positioned above the heat dissipation rod (14) and is of a multi-section S-shaped structure.