CN212753009U - Air-water cooling heat dissipation protection device of high-voltage inverter - Google Patents

Abstract

The utility model discloses a high-voltage inverter air-water cooling heat dissipation protection device, which comprises a base, wherein the base is a rectangular plate, the upper surface of the base is fixedly connected with a cooling cavity through a bracket, the cooling cavity is a cylindrical cavity, the bracket is fixedly connected on the outer surface of the cooling cavity, two ends of the side wall of the cooling cavity are respectively provided with a connecting hole in a penetrating way, the outer surface of the cooling cavity corresponds to one end of a conduit which is respectively and fixedly connected with the connecting hole, the other end of the conduit is fixedly connected with a same radiator, the utility model discloses a radiator is arranged to ensure that cooling water enters the radiator after exchanging heat with the conduit of the inverter and dissipates heat through the radiator, the cooling water after dissipating heat continues to enter the cooling cavity through the conduit, thereby realizing the circulation of the cooling water, dissipating heat of the high-voltage inverter through the cooling water, and cooling the cooling water through air cooling, the energy is saved and the heat dissipation efficiency is accelerated.

Description

Air-water cooling heat dissipation protection device of high-voltage inverter

Technical Field

The utility model relates to a high-voltage inverter technical field, concrete field is a high-voltage inverter air-water cooling protection device.

Background

The high-voltage high-power variable-frequency speed regulation device is widely applied to various fans, water pumps, compressors, rolling mills and the like in industries such as large-scale mining production plants, petrochemical industry, municipal water supply, metallurgical steel, electric power energy and the like.

The pump load widely applied to the industries of metallurgy, chemical industry, electric power, municipal water supply, mining and the like accounts for about 40% of the energy consumption of the whole electric equipment, and the electric charge accounts for about 50% of the water production cost in a tap water plant. This is because: on one hand, the equipment is usually designed with a certain margin; on the other hand, due to the change of the working condition, the pump is required to output different flow rates. Along with the development and automation of market economy and the improvement of intelligent degree, the speed control is carried out on the pump load by adopting the high-voltage frequency converter, so that the method is beneficial to improving the process and the product quality, is the requirement of energy conservation and economic operation of equipment, and is a necessary trend of sustainable development. The speed regulation control of the pump load has a great benefit. From the application example, the method has the advantages that the good effect (the energy conservation is as high as 30% -40%) is achieved, the water production cost of a water works is greatly reduced, the automation degree is improved, the method is favorable for the depressurization operation of a pump machine and a pipe network, the leakage and the pipe explosion are reduced, and the service life of equipment can be prolonged.

The high-voltage inverter during operation can produce a large amount of heats, if not get rid of in time, can lead to equipment to damage, and current high-voltage inverter mostly adopts air cooling, and the radiating efficiency is low, for this reason, provides a high-voltage inverter air-water cooling heat dissipation protection device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-voltage inverter air-water cooling protection device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-voltage inverter air-water cooling heat dissipation protection device, includes the base, the base is the rectangle plate, the upper surface of base passes through support fixedly connected with cooling chamber, the cooling chamber is cylindrical cavity, support fixed connection is in on the surface in cooling chamber, the lateral wall both ends in cooling chamber run through respectively and are equipped with the connecting hole, the surface in cooling chamber corresponds connecting hole department is the one end of fixedly connected with pipe respectively, the same radiator of other end fixedly connected with of pipe, the inside in cooling chamber is equipped with the converter pipe, the both ends of converter pipe run through respectively the lateral wall in cooling chamber.

Preferably, the radiator includes the body, the body is the rectangle, the inside of body is equipped with the cavity, the pipe is kept away from the one end in cooling chamber runs through respectively the both ends of body, a side surface of body is equipped with the fin, the quantity of fin is a plurality of, the fin equidistance sets up, just the fin is vertical setting.

Preferably, a heat radiation fan is arranged on one side of the heat radiation fin, which is far away from the body.

Preferably, the upper end of the radiating fin is provided with a filter screen.

Preferably, the portion of the frequency converter conduit corresponding to the inside of the cooling cavity is spiral-shaped.

Preferably, the outer fixed surface in cooling chamber is connected with the motor, the output shaft of motor is located the axle center department in cooling chamber, the output shaft fixedly connected with one end of pivot of motor, the pivot is located the inside in cooling chamber, the surface of pivot is equipped with the spiral flabellum, the converter pipe is located the outside of spiral flabellum.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a high-voltage inverter air-water cooling heat dissipation protection device, through setting up the base, fix the cooling chamber on the base through the support, through setting up the cooling chamber, set up the converter pipe of high-voltage inverter in the cooling chamber, let in the cooling water at the cooling chamber and cool off the converter pipe, through setting up the pipe, to the inside cooling water that lets in of cooling chamber, through setting up the radiator, make behind cooling water and the heat transfer of converter pipe, get into the radiator, dispel the heat to the cooling water through the radiator, the cooling water after the heat dissipation continues to get into the cooling chamber through the pipe, thereby realize the circulation of cooling water, dispel the heat to high-voltage inverter through the cooling water, and cool down the cooling water through air cooling, in the energy can be saved, and the radiating efficiency is accelerated.

Drawings

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

fig. 2 is a schematic top view of the cross-sectional structure of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a left side view structure diagram of the present invention.

In the figure: 1-base, 2-bracket, 3-cooling cavity, 4-connecting hole, 5-conduit, 6-transducer conduit, 7-body, 8-cavity, 9-radiating fin, 10-radiating fan, 11-filter screen, 12-motor, 13-rotating shaft, 14-spiral fan blade.

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. 1-4, the present invention provides a technical solution: a high-voltage inverter air-water cooling heat dissipation protection device comprises a base 1, as shown in figure 2, the base 1 is a rectangular plate, and is convenient to fix with the ground or a wall body, the upper surface of the base 1 is fixedly connected with a cooling cavity 3 through a support 2, as shown in figure 1, the cooling cavity 3 is a cylindrical cavity, the support 2 is fixedly connected onto the outer surface of the cooling cavity 3, the support 2 is an angle iron and is fixed with the cooling cavity 3 in a welding mode, so that the surface tightness of the cooling cavity 3 is ensured, the support 2 is connected with the base 1 through bolts, the disassembly is convenient, connecting holes 4 are respectively arranged at two ends of the side wall of the cooling cavity 3 in a penetrating manner, as shown in figure 2, the connecting holes 4 are respectively arranged at two sides of the cooling cavity 3, so that the cooling water injected from the connecting holes 4 can fully fill the cooling cavity 3, and the fluidity of the cooling water is ensured, the surface of cooling chamber 3 corresponds the one end of the different fixedly connected with pipe 5 of connecting hole 4 punishment, the same radiator of the other end fixedly connected with of pipe 5, be equipped with the water pump on the pipe 5 to the circulation of drive cooling water, the inside of cooling chamber 3 is equipped with converter pipe 6, the both ends of converter pipe 6 are run through respectively the lateral wall of cooling chamber 3 is circulated via converter pipe 6 by the heat that produces in the converter, cools off in cooling chamber 3 is inside, and the flow direction of gas is opposite with the flow direction of cooling water in the converter pipe 6 to guarantee that the cooling water can carry out abundant cooling to converter pipe 6.

Specifically, the radiator comprises a body 7, the body 7 is rectangular, as shown in fig. 2, a cavity 8 is arranged inside the body 7, when cooling water is in the cavity 8, the rectangular body 7 can ensure the contact area with air, so as to accelerate the cooling of the cooling water inside the body 7, one end of the conduit 5, which is far away from the cooling cavity 3, penetrates through two ends of the body 7 respectively, the conduit 5 is positioned at two ends of the body 7, so that the cooling water can keep sufficient flow inside the cavity 8, so as to sufficiently cool the cooling water after heat exchange of the frequency converter conduit 6, fins 9 are arranged on one side surface of the body 7, the number of the fins 9 is multiple, the fins 9 are arranged at equal intervals, the fins 9 are vertically arranged, the fins 9 are made of copper, and the heat conduction speed of the fins 9 made of copper is high, the heat radiating fins 9 can greatly increase the contact area with the air, thereby sufficiently cooling the body 7.

Specifically, as shown in fig. 4, a heat dissipation fan 10 is disposed on a side of the heat dissipation plate 9 away from the main body 7, the heat dissipation fan 10 operates to suck external air from an upper end of the heat dissipation plate 9, and the air is blown out by the heat dissipation fan 10 after being sufficiently contacted with the heat dissipation plate 9, so that a heat exchange speed between the air and the heat dissipation plate 9 is accelerated, thereby sufficiently cooling the main body 7.

Specifically, as shown in fig. 3, a filter 11 is disposed at the upper end of the heat sink 9, and since air is sucked from the upper end of the heat sink 9, the filter 11 can prevent impurities in the outside air from entering the inside of the heat sink 9, which is difficult to clean.

Specifically, as shown in fig. 2, the portion of the frequency converter guide tube 6 corresponding to the inside of the cooling cavity 3 is spiral, and the spiral frequency converter guide tube 6 makes the length of the frequency converter guide tube 6 located inside the cooling cavity 3 longer, so that the residence time of the gas inside the frequency converter guide tube 6 in the cooling cavity 3 is longer, thereby sufficiently cooling the gas inside the frequency converter guide tube 6.

Particularly, the outer fixed surface of cooling chamber 3 is connected with motor 12, the output shaft of motor 12 is located the axle center department of cooling chamber 3, the output shaft fixedly connected with pivot 13's of motor 12 one end, the output shaft of motor 12 runs through the lateral wall of cooling chamber 3, motor 12's output shaft with adopt mechanical seal between the cooling chamber 3, pivot 13 is located the inside of cooling chamber 3, the surface of pivot 13 is equipped with spiral fan blade 14, converter pipe 6 is located spiral fan blade 14's the outside, after motor 12 started, motor 12 drove pivot 13 and rotates, and pivot 13 drove spiral fan blade 14 and rotates to make the inside cooling water in cooling chamber 3 produce and flow, thereby cooling efficiency with higher speed, the rivers direction that spiral fan blade 14 produced is the same with the flow direction that the water pump produced.

The working principle is as follows: the utility model discloses during the use, the heat that high-voltage inverter produced is flowed by converter pipe 6, gas in the converter pipe 6 flows in when cooling chamber 3 is inside, the flow of cooling water is produced by the water pump, cooling water flows into and flows out cooling chamber 3 through pipe 5, it flows to produce in cooling chamber 3 is inside, carry out the heat transfer with converter pipe 6, cooling water after the heat transfer gets into behind the cavity 8 in body 7 under the drive of water pump, carry out the heat transfer between the air in cavity 8 is inside, cool off cooling water, cooling water after the cooling gets into the inside in cooling chamber 3 again through pipe 5, the completion circulation.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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 (6)

1. The utility model provides a high-voltage inverter air-water cooling protection device that dispels heat, includes base (1), its characterized in that: base (1) is the rectangle plate, the upper surface of base (1) passes through support (2) fixedly connected with cooling chamber (3), cooling chamber (3) are cylindrical cavity, support (2) fixed connection be in on the surface of cooling chamber (3), the lateral wall both ends of cooling chamber (3) run through respectively and are equipped with connecting hole (4), the surface of cooling chamber (3) corresponds the one end of the different fixedly connected with pipe (5) of connecting hole (4) punishment, the same radiator of other end fixedly connected with of pipe (5), the inside of cooling chamber (3) is equipped with converter pipe (6), the both ends of converter pipe (6) run through respectively the lateral wall of cooling chamber (3).

2. The air-water cooling heat dissipation protection device of the high-voltage frequency converter according to claim 1, characterized in that: the radiator comprises a body (7), the body (7) is a rectangle, the inside of body (7) is equipped with cavity (8), pipe (5) are kept away from the one end of cooling chamber (3) runs through respectively the both ends of body (7), a side surface of body (7) is equipped with fin (9), the quantity of fin (9) is a plurality of, fin (9) equidistance sets up, just fin (9) are vertical setting.

3. The air-water cooling heat dissipation protection device of the high-voltage frequency converter according to claim 2, characterized in that: and a radiating fan (10) is arranged on one side of the radiating fin (9) far away from the body (7).

4. The air-water cooling heat dissipation protection device of the high-voltage frequency converter according to claim 3, characterized in that: and a filter screen (11) is arranged at the upper end of the radiating fin (9).

5. The air-water cooling heat dissipation protection device of the high-voltage frequency converter according to claim 1, characterized in that: the part of the frequency converter guide pipe (6) corresponding to the inside of the cooling cavity (3) is spiral.

6. The air-water cooling heat dissipation protection device of the high-voltage frequency converter according to claim 5, characterized in that: the outer fixed surface of cooling chamber (3) is connected with motor (12), the output shaft of motor (12) is located the axle center department of cooling chamber (3), the one end of the output shaft fixedly connected with pivot (13) of motor (12), pivot (13) are located the inside of cooling chamber (3), the surface of pivot (13) is equipped with spiral fan blade (14), converter pipe (6) are located the outside of spiral fan blade (14).

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