CN211063528U

CN211063528U - Frequency converter with heat dissipation function

Info

Publication number: CN211063528U
Application number: CN202020014260.5U
Authority: CN
Inventors: 侯成
Original assignee: Tianjin Meiwo Automation Technology Co ltd
Current assignee: Tianjin Meiwo Automation Technology Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-07-21
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses a converter with heat dissipation function, concretely relates to converter technical field, including converter main part and box, the converter main part is located the box, the converter main part is fixedly connected with the inner wall of the bottom of the box, the converter main part outside is equipped with heat dissipation mechanism, heat dissipation mechanism extends to the box outside; the heat dissipation mechanism comprises a case. The utility model discloses a set up heat dissipation mechanism, when starter motor, can drive two fans simultaneously and be opposite direction's high-speed rotation, a fan admits air, a fan is given vent to anger, thereby make the inside air flow of box smooth and easy and flow speed greatly increased more, be of value to scattering and disappearing by the heat that the converter main part produced to the box inside, thereby carry out rapid cooling to the converter main part, and the water pump during operation can be with cold water constantly at the outside circulation flow of converter main part, absorb converter main part heat, further promote the heat dissipation cooling effect.

Description

Frequency converter with heat dissipation function

Technical Field

The utility model relates to a converter technical field, concretely relates to converter with heat dissipation function.

Background

The frequency converter is the power control equipment which applies the frequency conversion technology and the microelectronic technology and controls the alternating current motor by changing the frequency mode of the working power supply of the motor, the frequency converter can generate a large amount of heat in the working process, if the heat is not dissipated in time, the parts inside the frequency converter can be damaged, and the service life of the frequency converter is shortened.

Therefore, it is necessary to invent a frequency converter with heat dissipation function to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a converter with heat dissipation function, through setting up heat dissipation mechanism, when starter motor, can drive two fans simultaneously and be opposite direction's high-speed rotation, a fan admits air, a fan is given vent to anger, thereby make the inside air flow of box smooth and easy and flow speed greatly increased, be of value to scattering and disappearing by the heat that the converter main part produced to the box inside, thereby carry out rapid cooling to the converter main part, and the during operation of water pump can be with cold water constantly at converter main part outside circulation flow, absorb converter main part heat, further promote heat dissipation cooling effect, use for a long time and produce a large amount of heats with the converter among the solution prior art, influence its inside electrical components normal work and life's problem.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a frequency converter with a heat dissipation function comprises a frequency converter main body and a box body, wherein the frequency converter main body is positioned in the box body and fixedly connected with the inner wall of the bottom of the box body;

the heat dissipation mechanism comprises a case, the case is fixedly connected to the top of the case, a motor is fixedly connected to the inner wall of the top of the case, first rotating shafts are arranged on two sides of the main body of the frequency converter, the output shaft of the motor is fixedly connected to the top of one of the first rotating shafts, chain wheels are fixedly sleeved on the outer sides of the two first rotating shafts, chains are sleeved on the outer sides of the two chain wheels, first bevel gears are fixedly connected to the bottom ends of the two first rotating shafts, second bevel gears are arranged on the bottoms of the two first bevel gears and are meshed with the first bevel gears, second rotating shafts are fixedly sleeved on the inner sides of the two second bevel gears, fans are fixedly connected to the inner ends of the two second rotating shafts, two filter screens are fixedly embedded in two sides of the case respectively, and are respectively located on the top and the bottom, the bottom half is equipped with the water tank, water tank bottom inner wall fixedly connected with water pump, converter main part outside cover is equipped with the water pipe, the water pipe is the heliciform winding in the converter main part outside, water pipe one end runs through bottom half and water tank fixed connection, the water pipe other end runs through the bottom half and extends to inside and water pump output end fixed connection of water tank.

Furthermore, a plurality of heat dissipation holes are formed in the surfaces of the two sides of the case.

Further, two first pivot is symmetry form evenly distributed in converter main part both sides, two first pivot top all extends to the box top, two first pivot and box top junction all are through first bearing swing joint.

Furthermore, the two chain wheels are meshed with a chain and connected with each other through the chain.

Furthermore, two the second pivot outer end extends to inside the box both sides respectively, two the second pivot all passes through second bearing swing joint with box both sides junction.

Further, water tank one side fixedly connected with inlet tube and outlet pipe, the inlet tube is located the outlet pipe top, all be equipped with the ooff valve on inlet tube and the outlet pipe.

The embodiment of the utility model provides a have following advantage:

the utility model discloses a set up heat dissipation mechanism, when the starter motor, can drive two fans simultaneously and be opposite direction's high-speed rotation, a fan admits air, a fan is given vent to anger, thereby make the inside air flow of box smooth and easy and flow speed greatly increased, be of value to scattering and disappearing by the heat that the converter main part produced to the box inside, thereby carry out rapid cooling to the converter main part, and the water pump during operation can be with cold water constantly at the outside circulation flow of converter main part, absorb converter main part heat, further promote heat dissipation cooling effect, compare with prior art, the utility model has the advantages of simple and reasonable design, two symmetries and reverse pivoted fan can make the interior air flow of box more smooth and easy, thereby air flow rate is faster, and the radiating effect is better, and the radiating efficiency is higher.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

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

FIG. 2 is an enlarged view of the part A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the portion B of FIG. 1 according to the present invention;

FIG. 4 is a perspective view of the case provided by the present invention;

fig. 5 is a perspective view of the water pipe provided by the present invention.

In the figure: 1 frequency converter main part, 2 boxes, 3 quick-witted casees, 31 louvres, 4 motors, 5 first pivots, 6 sprockets, 7 chains, 8 first bevel gears, 9 second bevel gears, 10 second pivots, 11 fans, 12 filter screens, 13 water tanks, 14 water pumps, 15 water pipes, 16 inlet tubes, 17 outlet pipes.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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 the attached drawings 1-5 in the specification, the frequency converter with the heat dissipation function of the embodiment comprises a frequency converter main body 1 and a box body 2, wherein the frequency converter main body 1 is located inside the box body 2, the frequency converter main body 1 is fixedly connected with the inner wall of the bottom of the box body 2, a heat dissipation mechanism is arranged on the outer side of the frequency converter main body 1, and the heat dissipation mechanism extends to the outer side of the box body 2;

the heat dissipation mechanism comprises a case 3, the case 3 is fixedly connected to the top of a case 2, a motor 4 is fixedly connected to the inner wall of the top of the case 3, first rotating shafts 5 are arranged on both sides of a frequency converter main body 1, an output shaft of the motor 4 is fixedly connected to the top end of one of the first rotating shafts 5, chain wheels 6 are fixedly sleeved on the outer sides of the two first rotating shafts 5, chains 7 are sleeved on the outer sides of the two chain wheels 6, first bevel gears 8 are fixedly connected to the bottom ends of the two first rotating shafts 5, second bevel gears 9 are arranged at the bottoms of the two first bevel gears 8, the second bevel gears 9 are meshed with the first bevel gears 8, second rotating shafts 10 are fixedly sleeved on the inner sides of the two second bevel gears 9, fans 11 are fixedly connected to the inner ends of the two second rotating shafts 10, two filter screens 12 are fixedly embedded on both sides of, the two filter screens 12 are respectively positioned at the top and two sides of the bottom of the second rotating shaft 10, a water tank 13 is arranged at the bottom of the box body 2, a water pump 14 is fixedly connected to the inner wall of the bottom of the water tank 13, a water pipe 15 is sleeved outside the frequency converter main body 1, the water pipe 15 is spirally wound outside the frequency converter main body 1, one end of the water pipe 15 penetrates through the bottom of the box body 2 and is fixedly connected with the water tank 13, and the other end of the water pipe 15 penetrates through the bottom of the box body 2 and extends into the water tank 13 to be;

furthermore, the surfaces of the two sides of the case 3 are respectively provided with a plurality of heat dissipation holes 31, which is beneficial to the heat dissipation of the motor 4 during working;

furthermore, the two first rotating shafts 5 are symmetrically and uniformly distributed on two sides of the frequency converter main body 1, the top ends of the two first rotating shafts 5 extend to the top of the box body 2, and the joints of the two first rotating shafts 5 and the top of the box body 2 are movably connected through first bearings, so that stable rotation of the two first rotating shafts 5 is facilitated;

furthermore, the two chain wheels 6 are meshed with a chain 7, and the two chain wheels 6 are connected through the chain 7;

furthermore, the outer ends of the two second rotating shafts 10 respectively extend into the two sides of the box body 2, and the joints of the two second rotating shafts 10 and the two sides of the box body 2 are movably connected through second bearings, which is beneficial to the stable rotation of the two second rotating shafts 10;

further, water tank 13 one side fixedly connected with inlet tube 16 and outlet pipe 17, inlet tube 16 is located the outlet pipe 17 top, all be equipped with the ooff valve on inlet tube 16 and the outlet pipe 17.

The implementation scenario is specifically as follows: in the practical application of the utility model, water is injected into the water tank 13 through the water inlet pipe 16, and the water tank 13 is buried underground, so that the water in the water tank 13 is kept in a lower temperature state, when the temperature of the frequency converter main body 1 is higher and needs to be cooled, a worker can start the motor 4 and the water pump 14, the motor 4 drives the first rotating shaft 5 connected with the output shaft to rotate, then the first rotating shaft 5 drives the chain wheel 6 at the outer side to rotate, and further drives the other chain wheel 6 to rotate through the chain 7, then the other first rotating shaft 5 rotates, finally the two chain wheels 6 and the two first rotating shafts 5 rotate simultaneously, the two first bevel gears 8 are driven to rotate, then the two second rotating shafts 10 are driven to rotate through the two second bevel gears 9, and the rotating directions of the two second rotating shafts 10 are opposite, finally the two fans 11 are driven to rotate in a mutually reverse direction, namely, the fan 11 on one side of the frequency converter main body 1 will suck air from the outside and blow the air to the frequency converter main body 1, and the other fan 11 will blow the air inside the box body 2 to the outside of the box body 2, so as to accelerate the air circulation speed inside the box body 2, and at the same time, the water pump 14 will make the water in the water tank 13 continuously circulate in the water pipe 15, so that the heat of the frequency converter main body 1 will be taken away by the circularly flowing cold water, by arranging the heat dissipation mechanism, when the motor 4 is started, the two fans 11 can be driven to rotate at high speed in opposite directions, one fan 11 is used for air intake, and the other fan 11 is used for air outlet, so that the air inside the box body 2 flows more smoothly and the flowing speed is greatly increased, which is beneficial to dissipating the heat generated by the frequency converter main body 1 inside the box body 2, so as to rapidly cool the frequency converter main body 1, and the water, absorb 1 heat of converter main part, further promote heat dissipation cooling effect, this embodiment has specifically solved among the prior art converter and has used for a long time and produce a large amount of heats, influences its inside electrical components normal work and life's problem.

The working principle is as follows:

referring to the attached drawings 1-5 of the specification, a motor 4 and a water pump 14 are started, the motor 4 works to drive a first rotating shaft 5 connected with an output shaft thereof to rotate, then the first rotating shaft 5 drives a chain wheel 6 on the outer side thereof to rotate, then a chain 7 drives another chain wheel 6 to rotate, then another first rotating shaft 5 rotates, finally two chain wheels 6 and two first rotating shafts 5 rotate simultaneously to drive two first bevel gears 8 to rotate, then two second rotating shafts 10 are driven to rotate through two second bevel gears 9, at the moment, the rotating directions of the two second rotating shafts 10 are opposite, finally two fans 11 are driven to rotate in opposite directions, namely, the fan 11 on one side of the frequency converter main body 1 sucks air from the outside and blows the air inside the box body 2 to the outer side of the box body 2, and the air flow speed inside the box body 2 is accelerated, at the same time, the water pump 14 works to make the water in the water tank 13 continuously circulate in the water pipe 15, so that the cold water circulating flows to take away the heat of the frequency converter body 1.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a converter with heat dissipation function, includes converter main part (1) and box (2), its characterized in that: the frequency converter main body (1) is positioned inside the box body (2), the frequency converter main body (1) is fixedly connected with the inner wall of the bottom of the box body (2), and a heat dissipation mechanism is arranged on the outer side of the frequency converter main body (1) and extends to the outer side of the box body (2);

the heat dissipation mechanism comprises a case (3), the case (3) is fixedly connected to the top of a box body (2), a motor (4) is fixedly connected to the inner wall of the top of the case (3), first rotating shafts (5) are arranged on two sides of a frequency converter main body (1), an output shaft of the motor (4) is fixedly connected to the top end of one of the first rotating shafts (5), chain wheels (6) are fixedly sleeved on the outer sides of the two first rotating shafts (5), chains (7) are sleeved on the outer sides of the two chain wheels (6), first bevel gears (8) are fixedly connected to the bottom ends of the two first rotating shafts (5), second bevel gears (9) are arranged at the bottoms of the two first bevel gears (8), the second bevel gears (9) are connected with the first bevel gears (8) in a meshed mode, second rotating shafts (10) are fixedly sleeved on the inner sides of the two second bevel gears (9, two equal fixedly connected with fan (11) in second pivot (10) inner, box (2) both sides are fixed respectively and are inlayed and are equipped with two filter screens (12), two filter screen (12) are located second pivot (10) top and bottom both sides respectively, box (2) bottom is equipped with water tank (13), water tank (13) bottom inner wall fixedly connected with water pump (14), converter main part (1) outside cover is equipped with water pipe (15), water pipe (15) are heliciform winding in converter main part (1) outside, water pipe (15) one end runs through box (2) bottom and water tank (13) fixed connection, water pipe (15) other end runs through box (2) bottom and extends to inside and water pump (14) output end fixed connection of water tank (13).

2. The frequency converter with the heat dissipation function according to claim 1, wherein: a plurality of heat dissipation holes (31) are formed in the surfaces of the two sides of the case (3).

3. The frequency converter with the heat dissipation function according to claim 1, wherein: two first pivot (5) are symmetry form evenly distributed in converter main part (1) both sides, two first pivot (5) top all extends to box (2) top, two first pivot (5) and box (2) top junction all are through first bearing swing joint.

4. The frequency converter with the heat dissipation function according to claim 1, wherein: two sprocket (6) all are connected with chain (7) meshing, two link through chain (7) between sprocket (6).

5. The frequency converter with the heat dissipation function according to claim 1, wherein: two inside second pivot (10) outer end extended to box (2) both sides respectively, two second pivot (10) and box (2) both sides junction all passed through second bearing swing joint.

6. The frequency converter with the heat dissipation function according to claim 1, wherein: one side of the water tank (13) is fixedly connected with a water inlet pipe (16) and a water outlet pipe (17), the water inlet pipe (16) is positioned at the top of the water outlet pipe (17), and the water inlet pipe (16) and the water outlet pipe (17) are both provided with switch valves.