KR102014738B1 - Turbo Blower Apparatus with Cooling Structure for Inlet Air - Google Patents

Abstract

The present invention relates to a turbo wind blower having an inflow air cooling structure capable of effectively and quickly cooling heat arising from a turbo blower and an inverter by quickly cooling air flowing into a case with a small amount of electricity. To achieve the objective, according to the present invention, the turbo wind blower having an inflow air cooling structure comprises: a case enabling a turbo blower to be stored therein; and an inflow air cooling device installed in the case to cool and supply inflow air to the turbo blower. The case includes: a main frame having the shape of a rectangular box having a predetermined size to form a space therein to store the turbo blower; a front door installed to cover the front side of the main frame; a rear door enabling outdoor air to be supplied to the inflow air cooling device while covering the rear side of the main frame; a high-pressure air outlet installed on the upper surface of the case and connected to the turbo blower to supply high-pressure air to a user; and a heated air outlet installed on the upper surface of the case and connected to the turbo blower to discharge heated air to the outside.

Description

Turbo Blower Apparatus with Cooling Structure for Inlet Air

The present invention relates to a turbo blower having a cooling structure of the inlet air, and more particularly to a cooling structure of the inlet air to cool the air introduced into the case is supplied to the turbo blower to prevent overheating of the turbo blower. The branch relates to a turbo blower.

Turbo blowers are widely used in various industrial sites where main body conveying or high pressure compressed air is used. These turbo blowers generate a lot of heat in a motor or the like for supplying air at high pressure, and the heat of the turbo blower There is a danger that the motor may overheat, resulting in malfunction or fire.

Therefore, the case (enclosure) of the turbo blower generally has a structure in which outside air can be introduced into the inside of the turbo blower to cool the heat of the turbo blower installed therein.

As a related art for the above purpose, an enclosure of a turbo blower (hereinafter referred to as a 'patent document') of Patent Publication No. 1705781 is disclosed.

The enclosure of the turbo blower disclosed in the patent document includes a case in which an internal space is divided into at least first, second and third space portions; A first partition wall separating the first space part and the second space part, the first partition having first and second holes formed at different positions, a second partition wall separating the first space part and the third space part, and the first hole Fans disposed at the second hole positions of the first partition wall to allow air to flow from the first space portion to the second space portion and return air to the first space portion through the second hole. And a first heat exchanger having a radiator for cooling the circulating air, and a reservoir into which the refrigerant discharged from the first heat exchanger flows; And an inlet pipe for connecting to an external tap water supply line, an outlet pipe for discharging tap water supplied from the inlet pipe, and tap water extending from the inlet pipe and introduced through the inlet pipe to cool the refrigerant in the reservoir. And an auxiliary heat exchanger having a cooling pipe connected to the outlet pipe after being wound therein, wherein an electric device is installed in the first space, a third air blower is installed, and air circulated in the first space and the second space. Is cooled in the first heat exchanger to cool the first space.

However, the enclosure of the turbo blower disclosed in the patent document is provided with many components such as the first, second heat exchanger, radiator, cooling fan and circulation pump to cool the outside air, and these components are powered and operated. There is a problem that the power consumption of the blower is greatly increased.

Therefore, the development of a turbo blower having an improved structure to effectively cool the outside air introduced into the turbo blower without using electric energy to prevent overheating of the turbo blower is required.

KR 10-1705781 B1 (February 13., 2017) KR 10-1831113 B1 (2018. 02. 13.) KR 10-1783461 B1 (2017. 09. 25.) KR 10-1857231 B1 (2018. 05. 04.)

The present invention has been made to solve the problems of the conventional turbo blower as described above, the problem to be solved by the present invention can quickly cool the air flowing into the case without using less electrical energy Therefore, to provide a turbo blower having a cooling structure of the inlet air so that the heat generated by the turbo blower and the inverter can be cooled quickly and effectively.

Turbo blower having a cooling structure of the inlet air according to the present invention for solving the above problems, a case for allowing the turbo blower is accommodated therein; And an inlet air cooling device installed in the case to cool the inflow air and supply the air to the turbo blower, wherein the case is formed of a rectangular box-shaped frame having a predetermined size to accommodate the turbo blower therein. A mainframe to form a space; A front door installed to cover the front side of the main frame; A rear door which covers the rear side of the main frame and supplies outside air to the inlet air cooling apparatus; A high pressure air outlet installed at an upper surface of the case and connected to the turbo blower to supply high pressure air to a user; And a heated air outlet installed at an upper surface of the case and connected to the turbo blower and discharging the heated air to the outside, wherein the main frame has a horizontal plate installed to partition the inner space up and down, A turbo blower and the inlet air cooling device are installed, and an inverter is installed in the lower space, so that the heat generated from the turbo blower and the inverter is cooled in an independent space, respectively.

In another aspect, the present invention is characterized in that the rear door is provided with a first inlet through which the outside air is introduced into the upper space based on the horizontal plate, and a second inlet through which the outside air is introduced into the lower space.

In addition, the present invention is based on the horizontal plate of the front door in the lower side is formed exhaust port for discharging the air cooling the inverter to the outside, the upper side to absorb the noise generated by the turbo blower to the outside Another feature is that the soundproof plate is installed to reduce the transmission of the.

In addition, the present invention is the inlet air cooling device is an upper tank in which a predetermined amount of water is stored; A lower tank having a predetermined amount of water stored therein while being spaced apart from the upper tank by a predetermined interval; An intermediate tank positioned between the upper and lower tanks to store a predetermined amount of water therein and communicating with the upper and lower tanks; Cooling in which holes are formed in a lattice or honeycomb shape between the first heat transfer part inserted into the upper tank by a predetermined length, the second heat transfer part inserted into the intermediate tank by a predetermined length, and the first and second heat transfer parts. An upper cooling plate comprising a portion; And a hole formed in a lattice or honeycomb shape between the first heat transfer part inserted into the lower tank by a predetermined length, the second heat transfer part inserted into the middle tank by a predetermined length, and the first and second heat transfer parts. It is another feature to include a lower cooling plate including a cooling unit.

And the present invention is characterized in that the upper, lower cooling plate is a metal plate made of any one material selected from copper, aluminum and tungsten.

According to the present invention, since the air flowing into the upper space of the case is cooled through the inlet air cooler and then supplied to the turbo blower, the turbo blower can be cooled more quickly, and as a result, the turbo blower is prevented from overheating, and thus the turbo blower It has the advantage of being capable of continuous operation.

In addition, even if power is not supplied separately, since the outside air can be rapidly cooled in the course of passing through the lattice-shaped or honeycomb-shaped fine holes of the upper and lower cooling plates, there is an advantage in that electrical energy is saved.

1 is a front view showing an example of a turbo blower having a cooling structure of the inlet air according to the present invention.
Figure 2 is a rear view showing an example of a turbo blower having a cooling structure of the inlet air according to the present invention.
Figure 3 is a view showing the inside of the turbo blower having a cooling structure of the inlet air according to the present invention.
Figure 4 is a side view showing an example of the inlet air cooling apparatus according to the present invention.
Figure 5 is a front view showing an example of the inlet air cooling apparatus according to the present invention.
6 is a view showing an example of the upper, lower and intermediate tanks according to the present invention.
Figure 7 (a, b) is a view showing an example of the upper, lower cooling plate according to the present invention.
8 is a view showing an example of the use of a turbo blower having a cooling structure of the inlet air according to the present invention.

Hereinafter will be described in detail according to the accompanying drawings showing a preferred embodiment of the present invention.

The present invention is a turbo blower having a cooling structure of the inlet air that can quickly cool the air flowing into the inside of the case without using less electricity, and thus can effectively cool the heat generated by the turbo blower and inverter, etc. To provide a, this invention consists of a case 10 and the inlet air cooling device 20 as shown in Figs.

The case 10 is a configuration in which an accommodation space having a predetermined size for installing the turbo blower 2 and the inverter 4 is installed therein.

1 and 2, the case 10 is formed in a rectangular box shape having a predetermined size as shown in FIGS. 1 and 2, and includes a main frame 11 for forming a space in which a turbo blower 2 is accommodated, and the main A front door 12 installed to cover the front side of the frame 11, a rear door 13 to cover the rear side of the main frame 11, and to supply outside air to the intake air cooling device 20; It is installed on the upper surface of the case 10 and connected to the turbo blower (2) is connected to the turbo blower (2) while being installed on the high pressure air outlet 14 for supplying high pressure air to the user side and the upper surface of the case (10) And a heated air outlet 15 for discharging the heated air to the outside.

In this case, as shown in FIG. 3, the main frame 11 is provided with a horizontal plate 11A for partitioning the inner receiving space up and down, and is partitioned by a horizontal plate 11A at the bottom of the horizontal plate 11A. The heat insulation board 11B is provided so that the heat on a lower space may not be transmitted to an upper space.

And the lower side of the front door 12, the air inlet 12A for allowing the air introduced into the lower space formed by the horizontal plate 11A to cool the inverter 4 and then discharged to the outside through the discharge fan (5) Is formed, and the soundproof plate 12B is installed on the upper side to reduce the noise transmitted from the turbo blower 2 to the outside.

In addition, a controller and a display are installed outside the front door 12 or the case 10 to control a device such as the turbo blower 2 by the user.

In addition, the rear door 13 is provided with a first inlet 13A through which the outside air flows into the upper space based on the horizontal plate 11A, and a second inlet 13B through which the outside air flows into the lower space. The first and second inlets 13A and 13B are provided with a filter to block foreign substances such as dust from entering into the outside air.

In addition, the upper surface of the main frame 11 is provided with a high-pressure air outlet 14 for supplying the high-pressure air generated through the turbo blower 2 installed on the upper space of the case 10 to the user side, such a high pressure The air outlet 14 and the turbo blower 2 are connected via a three-way connecting pipe 14A shaped like a "T".

At this time, a pipe (not shown) having a predetermined length is connected to the connecting pipe 14A toward the rear door 13, and such pipe is selectively supplied with high pressure air according to the pressure of the high pressure air generated through the turbo blower 2. Blow valve (3) for discharging to the outside is installed.

In addition, a heating air outlet 15 is installed on the upper surface of the main frame 11 to cool the turbo blower 2 so that the heated air is discharged to the outside, and the heating air outlet 15 and the turbo blower 2 are provided. Interconnected through a flexible tube 15A so that air used to cool the turbo blower 2 through the interior of the turbo blower 2 does not remain inside the mainframe 11. It is surely discharged to the outside through the heating air outlet 15 along the connecting pipe (15A).

On the other hand, in the upper space of the main frame 11, an auxiliary sound insulation board 16 having a predetermined width and height is installed between the turbo blower 2 and the inlet air cooling device 20, which will be described later. This prevents the noise of the turbo blower 2 from being transmitted to the rear door 13 as it is, and as a result, the noise of the turbo blower 1 is greatly reduced.

In this case, the auxiliary sound insulation board 16 is installed to be horizontally movable on the horizontal partition 11A, whereby the user can easily adjust the spaced distance between the turbo blower 2 and the auxiliary sound insulation board 16 as necessary.

According to the configuration of the case 10 as described above, the outside air (air) introduced into the interior through the rear door 13 of the turbo blower 1 is spaced up and down through the first and second inlets 13A and 13B. After being separated and introduced, the air introduced into the lower space is cooled while being quickly discharged to the exhaust port 12A of the front door 12 through the exhaust fan 5 after cooling the inverter 4.

And the air introduced into the upper space is naturally cooled by a predetermined temperature than the temperature of the outside air while passing through the inlet air cooler, the cooled air through the intake fan (not shown) installed inside the turbo blower (2) It is sucked into the inside of 2) to cool the turbo blower (2) is then discharged to the heated air outlet (15) through the connecting pipe (15A).

In addition, the noise generated during the operation of the turbo blower 2 is greatly reduced through the auxiliary sound insulation plate 16 installed in the case 10 and the sound insulation plate 12B installed in the front door 12, As a result, the operation noise of the turbo blower 1 is reduced.

The inlet air cooling device 20 is installed inside the case 10 to cool the air introduced into the upper space through the first inlet 13A of the rear door 13.

The inlet air cooling device 20 is formed in a rectangular box shape as shown in FIGS. 4 and 5, and has an upper tank 21 and a predetermined amount of water stored therein, and a lower portion of the upper tank 21. The lower tank 22 is formed in a rectangular box shape while being spaced apart at a predetermined interval, and a predetermined amount of water is stored therein while being positioned between the upper and lower tanks 21 and 22. And an intermediate tank 23 communicating with the interior of the upper and lower tanks 21 and 22, and connecting the upper tank 21 and the intermediate tank 23 and the lower tank 22 and the intermediate tank 23 to each other. It is installed so as to cool the air, the lower cooling plate (24, 25) includes.

At this time, the upper surface of the upper tank 21 is provided with a control valve 21A used to store a predetermined amount of water therein, and one side of the lower tank 22 is another to discharge the water stored therein to the outside The control valve 22A is provided.

And the upper and lower surfaces of the intermediate tank 23, as shown in Figure 6, the plurality of installation holes (H) for inserting the upper, lower cooling plates 24, 25 are formed at predetermined intervals. At this time, the bottom surface of the upper tank 21 and the upper surface of the lower tank 22 are formed with a plurality of installation holes (not shown) having a width and length corresponding to the installation hole (H).

In addition, the upper and lower connecting pipes having a predetermined diameter communicating the inside of the upper and lower tanks 21 and 22 and the inside of the intermediate tank 23 while having a predetermined length up and down at the corners of the intermediate tank 23 ( 23A, 23B).

In addition, the upper and lower cooling plates 24 and 25 are made of a metal plate made of a material such as copper, aluminum and tungsten, and the upper and lower cooling plates 24 and 25 are shown in FIG. 7 (a, b). Similarly, the first heat transfer parts 24A and 25A inserted into the upper and lower tanks 21 and 22 by a predetermined length, and the second heat transfer parts 24B and 25B inserted into the intermediate tank 23 by a predetermined length. And cooling parts 24C and 25C having holes formed in a lattice or honeycomb shape between the first and second heat transfer parts 24A and 24B.

At this time, the first heat transfer part 24A of the upper cooling plate 24 may be further provided with a plurality of heat dissipation parts 24A 'at predetermined intervals, and the heat dissipation part 24A' is stored in the upper tank 21. By expanding the area in contact with water serves to cool the heat of the upper cooling plate 24 more quickly.

In addition, the cooling units 24C and 25C are configured to allow the outside air to pass through the lattice or honeycomb-shaped hole of a minute size so as to be rapidly cooled due to the contact surface temperature of the upper and lower cooling plates 24 in contact with air. For this purpose, the upper and lower cooling plates 24 and 25 preferably have a predetermined thickness so that a channel having a predetermined length is formed along a lattice or honeycomb-shaped hole.

On the other hand, condensation may be generated on the surfaces of the upper and lower cooling plates 24 and 25 due to the temperature difference between the outside and the upper and lower cooling plates 24 and 25. ), Which may cause corrosion of the turbo blower 2 and the like, which may shorten the life of the apparatus.

Therefore, one side of the inlet air cooling device 20 is provided with a moisture absorption filter 26 made of paper or non-woven material for removing moisture in the air discharged through the plurality of upper and lower cooling plates 24 and 25. The moisture in the air cooled through the moisture absorption filter 26 may be removed and then supplied into the turbo blower 2.

The turbo blower having the cooling structure of the intake air of the present invention configured as described above is an intake fan (not shown) installed inside the turbo blower 2 when the turbo blower 2 is operated as shown in FIG. 8. As a result, a negative pressure is naturally formed in the upper space of the case 10, and thus, appropriate external air is introduced into the inside through the first inlet 13A of the rear door 13.

At this time, the air passes through the inlet air cooling device 20 installed at the first inlet 13A, and the air flows toward the turbo blower 2, and in this process, the outside air is disposed on the upper and lower tanks 21, 21, of the inlet air cooling device 20. 22) and the water stored in the intermediate tank 23 is naturally cooled while passing through the cooling unit (24C, 25C) of the fine size of the upper, lower cooling plates (24, 25) to maintain a relatively low temperature.

As a result, since a separate power source for cooling the outside air supplied to the turbo blower 2 is not used, electric energy is saved.

In addition, the outside air flows into the inside through the second inlet 13B of the rear door 13 by the exhaust fan 5 installed in the lower space of the case 10, and the inverter 4 is cooled, and then the front door. It is discharged | emitted to the exhaust port 12A of (12), and by this, apparatuses, such as the inverter 4, are cooled to an appropriate temperature separately as needed with the turbo blower 2.

As described above, in the present invention, since the air flowing into the upper space of the case is cooled through the inlet air cooling apparatus and then supplied to the turbo blower, the turbo blower is cooled more quickly, and as a result, overheating of the turbo blower is effectively prevented.

In the above description, for the convenience of description, preferred embodiments have been described with reference to the drawings and the components shown in the drawings, but with reference to the figures and the designations shown in the drawings as one embodiment according to the present invention. It should not be construed that the scope of the right should be construed, and that the simple substitution of a configuration having the same function as the change to the various shapes predictable from the description of the invention is within the range that can be changed by those skilled in the art for easy implementation. It will be very self-explanatory.

1: turbo blower 2: turbo blower
3: blow valve 4: inverter
5: exhaust fan 10: case
11: mainframe 11A: horizontal plate
11B: insulation plate 12: front door
12A: exhaust port 12B: soundproof plate
13: rear door 13A: first inlet
13B: second inlet 14: high pressure air outlet
14A: Connector 15: Heated air outlet
15A: connector 16: auxiliary sound board
20: inlet air cooling system 21: upper tank
21 A: control valve 22: lower tank
22 A: control valve 23: intermediate tank
23A: Upper connector 23B: Lower connector
24: upper cooling plate 24A: first heat transfer part
24A ': heat dissipation part 24B: second heat transfer part
24C: cooling part 25: lower cooling plate
25A: first heat transfer portion 25B: second heat transfer portion
25C: Cooling Unit H: Mounting Man

Claims (5)

In the turbo blower (1) is provided with a turbo blower (2) to generate and supply a high pressure fluid,
The turbo blower 1,
A case 10 to accommodate the turbo blower 2 therein; And
An inlet air cooling device (20) installed in the case (10) to cool the inflow air and supply it to the turbo blower (2);
Made up of
The case 10,
A main frame 11 formed of a rectangular box-shaped frame having a predetermined size so as to form a space in which the turbo blower 2 is accommodated;
A front door 12 installed to cover the front side of the main frame 11;
A rear door 13 which covers the rear side of the main frame 11 and supplies outside air to the inlet air cooling device 20;
A high pressure air outlet 14 installed at an upper surface of the case 10 and connected to the turbo blower 2 to supply high pressure air to a user; And
A heating air outlet 15 connected to the turbo blower 2 and installed on the upper surface of the case 10 to discharge the heated air to the outside;
Including,
The main frame 11,
11 A of horizontal partitions which divide an inner space up and down are installed, the said turbo blower 2 and the said inlet air cooling apparatus 20 are installed in an upper space, and the inverter 4 is installed in the lower space, and the said turbo blower is installed. (2) and the heat generated from the inverter 4 is configured to cool each in an independent space,
In the front door 12,
An exhaust port 12A is formed at a lower side of the horizontal plate 11A to discharge air cooling the inverter 4 to the outside, and an upper side thereof absorbs noise generated by the turbo blower 2. Soundproof plate 12B is installed to reduce the transmission to the outside,
On the upper space of the main frame 11,
An auxiliary sound insulation board 16 having a predetermined width and height is installed between the turbo blower 2 and the inlet air cooling device 20.
The auxiliary sound insulation plate 16,
Is installed to be horizontally movable on the horizontal plate (11A), the spaced interval between the turbo blower (2) and the auxiliary sound insulation plate 16 is adjusted,
The inlet air cooling device 20,
An upper tank 21 in which a predetermined amount of water is stored therein;
A lower tank 22 having a predetermined amount of water stored therein while being spaced apart from the upper tank 21 by a predetermined interval;
An intermediate tank 23 positioned between the upper and lower tanks 21 and 22 and having a predetermined amount of water stored therein, and communicating with an interior of the upper and lower tanks 21 and 22;
A first heat transfer portion 24A inserted into the upper tank 21 by a predetermined length, a second heat transfer portion 24B inserted into the intermediate tank 23 by a predetermined length, and the first and second heat transfer portions; An upper cooling plate 24 including a cooling unit 24C having holes formed in a lattice or honeycomb shape between the 24A and 24B; And
A first heat transfer part 25A inserted into the lower tank 22 by a predetermined length, a second heat transfer part 25B inserted into the intermediate tank 23 by a predetermined length, and the first and second heat transfer parts; A lower cooling plate 25 including a cooling unit 25C having holes formed in a lattice or honeycomb shape between the 25A and 25B;
Including,
The upper and lower cooling plates 24 and 25 are
It consists of a metal plate made of any one material selected from copper, aluminum and tungsten,
In the first heat transfer part 24A,
A plurality of heat dissipating portions 24A 'are provided at a predetermined interval to widen the area in contact with the water stored in the upper tank 21 to quickly cool the heat of the upper cooling plate 24.
On one side of the inlet air cooling device 20,
Turbo blower having a cooling structure of the inlet air, characterized in that the moisture absorption filter 26 of paper or non-woven material is installed for removing the water in the air discharged through the upper, lower cooling plates (24, 25) .
The method according to claim 1,
In the rear door 13,
Inlet air, characterized in that it is provided with a first inlet 13A for allowing outside air to flow into the upper space based on the horizontal plate 11A and a second inlet 13B for allowing outside air to flow into the lower space. Turbo blower having a cooling structure of.
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