KR20030067258A - The control-box of a three way belching air-conditioner - Google Patents

Abstract

PURPOSE: A control box of a three way belching type air conditioner is provided to prevent damage of electronic components of a main PCB(Printed Circuit Board). CONSTITUTION: A control box includes a display cover(70) having a transparent display window(72) formed thereon to display operating status of an air conditioner; a main PCB(76) generating control signal depending on the operating status of the air conditioner; a liquid crystal display part(74) displaying operating status of the air conditioner through the display window depending on the control signal; an electronic component mounting panel(80) installed on an inside of the display cover to allow the main PCB and the liquid crystal display part to be mounted thereon; and a guide part, guide grooves(82), formed on both sides of a rear side of the electronic component mounting panel in vertical direction to guide a wire connecting the main PCB with various units so as to prevent infiltration of chilled air into the electronic component mounting panel.

Description

Control box of a three-discharge air conditioner {The control-box of a three way belching air-conditioner}

The present invention relates to a control box of a three-discharge type air conditioner, and more particularly, to a control box of a three-discharge type air conditioner that can prevent damage and malfunction of electronic components by preventing cold air from flowing into the control box. .

In general, the air conditioner is installed for the purpose of heating or cooling the room or purifying the air with a heater, an air conditioner, a purifier, etc., to provide a more comfortable indoor environment for humans.

Such an air conditioner is provided with a blowing mechanism, an air conditioner, and an air purifying device for forcibly flowing the indoor air so that the indoor air can be sucked, heat exchanged or purified, and then discharged back into the room.

Recently, three-sided discharge type air conditioners have been developed which can more efficiently cool / heat by discharging both sides of the cabinet to be inclined to discharge cold or warm air to the front and both sides.

1 is a perspective view showing a three-discharge type air conditioner according to the prior art, Figure 2 is an exploded perspective view showing a three-discharge type air conditioner according to the prior art, Figure 3 is a three-discharge type air conditioner according to the prior art Is an exploded perspective view of the control box of a.

As shown in FIGS. 1 and 2, a conventional three-discharge type air conditioner includes a blower 4 and a heat exchanger (not shown) inside the cabinet 2 in which both sides protrude into '<' and '>' shapes. It is provided, the inlet 6 is formed on both sides of the lower side of the cabinet 2, the front discharge port 8 and the side discharge port 9 is formed on the upper front and both sides of the cabinet (2), respectively.

Here, the cabinet 2 is installed in the cabinet main body 2a forming a rear portion, the upper panel 2b installed on the front upper side of the cabinet main body 2a, and the lower side of the cabinet main body 2a. The display cover 10 is formed of a lower panel 2c, and a display window 12 is provided between the upper panel 2b and the lower panel 2c and an operation unit (not shown) and a display window 12 indicating an operation state.

2 and 3, the display cover 10 includes a main board 16 and a control signal of the main board 16 that generate a control signal according to an operating state of the air conditioner. Accordingly, the electronic component mounting panel 20 on which the liquid crystal display unit 14 for notifying the operation state of the air conditioner is mounted through the display window 12 is fixed across the display cover 10 and the lower panel 18. Allows control of the internal electrical system.

As described above, in the control box, the main board 16 and the liquid crystal display unit 14 are installed between the display cover 10 and the electronic component mounting panel 20 mounted over a part of the lower panel 18. The control signal at 16 is transmitted to various external devices by wires.

Therefore, a hole h is formed in the upper portion of the electronic component mounting panel 20 through which a wire connecting the main board 16 and external devices can pass.

The wires connecting the main board 16 and various devices are bundled and fixed to the upper panel 2b.

However, the control box of the three-discharge type air conditioner according to the prior art has a hole penetrating the upper side of the electronic component mounting panel so that the electric wire connecting the main board and various devices is formed, so that the cold air is in operation. There is a problem in that the electronic components of the main board may be damaged or malfunction.

In addition, the layout structure of the wires connected to the main board installed inside the control box has a complicated problem.

The present invention has been made in order to solve the problems of the prior art, it is possible to prevent damage to the electronic components of the main board or malfunction by preventing the cold air flow into the inside, and the wire connecting the main board and various devices The purpose is to provide a control box of a three-discharge type air conditioner that can be easily arranged.

1 is a perspective view showing a three-discharge type air conditioner according to the prior art,

Figure 2 is an exploded perspective view showing a three-discharge type air conditioner according to the prior art,

3 is an exploded perspective view showing a control box of a three-discharge type air conditioner according to the prior art;

Figure 4 is an exploded perspective view showing a three-discharge type air conditioner according to the present invention,

5 is an exploded perspective view showing a control box of a three-discharge type air conditioner according to the present invention;

6 is a perspective view illustrating an electronic component mounting panel according to the present invention.

<Explanation of symbols on main parts of the drawings>

52: cabinet 52b: top panel

52c: lower panel 70: display panel

72: display window 74: liquid crystal display

76: main board 78: lower cover

80: electronic parts mounting panel 82: guide groove

84: substrate mounting plate 86: capacitor mounting plate

The control box of the three-discharge type air conditioner according to the present invention for solving the above problems is a display cover formed with a transparent display window to display the operation state of the air conditioner, and the control signal according to the operation state of the air conditioner Is generated, a liquid crystal display for expressing the operating state of the air conditioner to the outside through the display window by the control signal, and an electronic component installed inside the display cover to mount the main substrate and the liquid crystal display, respectively. And a guide unit formed on a mounting panel and the electronic component mounting panel for guiding electric wires connecting the main board and various devices so that cold air does not flow into the electronic component mounting panel.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

4 is an exploded perspective view showing a three-discharge type air conditioner according to the present invention, Figure 5 is an exploded perspective view showing a control box of the three-discharge type air conditioner according to the present invention.

As shown in FIG. 4, the three-stage discharge type air conditioner according to the present invention has a blower 54 that sucks and discharges indoor air and sucks the air by the blower 54. A heat exchanger (not shown) for heat-exchanging the provided air is provided.

Here, the cabinet 52 is installed in a cabinet body 52a forming a rear portion, an upper panel 52b installed above the front surface of the cabinet body 52a, and installed below the front surface of the cabinet body 52a. It consists of a lower panel 52c, and the front discharge port 58 and the side discharge port 59 is formed on the front and both sides of the upper panel 52b, respectively, and the suction port (on both sides between the lower panel and the cabinet body) 56).

As described above, since the discharge port 59 is formed on the inclined side surface of the cabinet 52, air can be easily discharged to the lateral space of the cabinet 52, so that the temperature of the room can be evenly distributed.

In addition, the upper panel 52b is provided with a discharge port door 62 which is movable up and down in the front discharge port 58 side to open and close the front discharge port 58, and the discharge port door 62 is closed. In order to eliminate the step between the discharge port door 62 and the lower panel 52c, a concavity securing panel 64 protruding forward is installed below the discharge port door 62.

In particular, a display cover 70 having a display window 72 indicating an operation unit (not shown) and an operation state between the space securing panel 64 and the lower panel 52c installed on the lower front surface of the upper panel 52b. Is installed, the control cover is installed inside the display cover 70, the electronic component for controlling the operation of the air conditioner.

The control box is installed in front of the upper panel 52c between the space securing panel 64 and the lower panel 52c, and includes a blower 54, a dust collector 57, a compressor (not shown), and various motors (not shown). Electronic components for controlling various devices such as) are installed.

As shown in FIG. 5, the control box as shown in FIG. 5 is provided with a display cover 70 and an electronic component mounting panel installed inside the display cover 70 to which the main substrate 76 and the liquid crystal display 74 are mounted. 80 and a guide part formed on the electronic component mounting panel 80 to guide electric wires connecting the main board 76 and various devices so that cold air does not flow into the electronic component mounting panel 80. .

Here, the main board 76 generates a control signal according to the operation state of the air conditioner to control the operation of various devices outside the control box, and the liquid crystal display 74 controls the control signal of the main board 76. By doing so, the operating state of the air conditioner is expressed to the outside through the display window 72.

The electronic component mounting panel 80 includes a substrate mounting plate 84 on which the main substrate 76 and the liquid crystal display 74 are seated, and the substrate mounting plate 84 extends downward to form a capacitor ( A condenser mounting plate 86 on which components such as 86a) are mounted, and a lower cover 78 that is coupled to the front of the condenser mounting plate 86 and covered.

In addition, the lower side of the electronic component mounting panel 80, that is, the lower side of the condenser mounting plate 86 so that a wire connecting the main board 76 installed inside the electronic component mounting panel 80 and various external devices can pass therethrough. A hole h is formed in the hole.

Therefore, it is possible to prevent the cool air discharged to the upper side of the cabinet 52 flows into the electronic component mounting panel 80.

In addition, the guide groove is a guide groove 82 formed in a vertical direction on the rear of the electronic component mounting panel 80 so that the wires escaping through the hole h can be seated and guided. 82 are formed at both sides of the rear surface of the electronic component mounting panel 80, respectively.

After the auxiliary mounting plate 75 is installed at a predetermined space in front of the substrate mounting plate 84, the main board 76 is fitted to the rear of the auxiliary mounting plate 75. The liquid crystal display 74 is provided in front of the plate 75.

In addition, a mounting band 86b is formed on the capacitor mounting plate 86, and a capacitor 86a and the like are installed on the mounting band 86b.

Subsequently, the electric wire connecting to the main board 76 is pulled out through the hole h formed at the lower side of the condenser mounting plate 86 and then seated in the guide groove 82 to be connected to various devices. The wires are arranged and guided.

As described above, the electronic component mounting panel 80 in which the main substrate 76, the liquid crystal display 74, the capacitor 86a, and the like are installed has a plurality of protrusions 84a formed on an upper end of the substrate mounting plate 84. The electronic component mounting panel 80 is inserted into the panel 52b, and the front cover of the electronic component mounting panel 80 is covered with the display cover 70 on the board mounting plate 84. ) Is covered with a lower cover (78).

Here, the display cover 70 is fixed to the hook portion (70a) protruding from the upper end is fitted into the groove portion (84b) formed on the upper end of the substrate mounting plate 84, the lower cover 78 is a protrusion formed on one side The 78a is fixed so as to fit in the groove portion 86c formed at the opposite position of the capacitor mounting plate 86.

In addition, the screw hole 78b formed on the opposite side of the projecting portion 78a of the lower cover 78, the screw fixing portion 86d protruding from the lower portion of the condenser mounting plate 86, and the upper panel 52b. The screw B is inserted into and fixed to the screw hole formed in the lower portion, thereby more stably fixing the electronic component mounting panel 80 to the upper panel 52b.

Looking at the operation of the present invention configured as described above are as follows.

First, when the air conditioner is operated, the indoor air sucked by the blower 54 through the suction ports 56 formed at both lower sides of the cabinet 52 is cooled by a heat exchanger (not shown), and then the cabinet 52 It is discharged back into the room through the front discharge port 58 and the side discharge port 59 formed on the top.

Here, since the heat exchanger (not shown) is installed above the cabinet 52, cold air passing through the heat exchanger (not shown) may flow between the upper panel 52b and the space securing panel 64. have.

However, the control box installed between the space securing panel 64 and the lower panel 52c so as to be located in front of the upper panel 52b is a hole through which an electric wire can pass under the electronic component mounting panel 80. (h) is formed to prevent the inflow of cold air.

In addition, a guide groove 82 through which a wire connecting the main board 76 installed inside the electronic component mounting panel 80 and various devices installed on the outside may be guided is provided at the rear of the mounting panel 80 of the electronic component. By forming in the wires can be organized and guided.

The control box of the three-discharge type air conditioner according to the present invention configured as described above is lowered from the upper side by forming a groove through which an electric wire can pass through the lower part of the electronic component mounting panel in which the main board is connected by various devices and wires. Since it prevents the incoming cold air, there is an advantage that can prevent damage and malfunction of electronic components of the main board.

In addition, the rear surface of the electronic component mounting panel is formed with a guide groove for seating the wire exiting through the hole has the advantage that can easily arrange the wire connecting the main board and various devices.

Claims (3)

A display cover having a transparent display window for displaying an operation state of the air conditioner, a main board on which a control signal is generated according to the operation state of the air conditioner, and an operation state of the air conditioner by the control signal A liquid crystal display that is exposed to the outside through the display, an electronic component mounting panel installed inside the display cover, and mounted on the main substrate and the liquid crystal display, respectively, and formed on the electronic component mounting panel to allow cold air to flow into the electronic component mounting panel. Control box of the three-discharge type air conditioner comprising a guide unit for guiding the wires connecting the main board and various devices so as not to flow. The method of claim 1, The electronic component mounting panel is a control box of a three-discharge type air conditioner, characterized in that a hole through which the wires connecting the main board and various devices can exit to the outside of the electronic component mounting panel. The method according to claim 1 or 2, The guide unit is a three-discharge type air conditioner, characterized in that the guide groove formed in the vertical direction on the rear of the electronic component mounting panel so that the wires coming out from the lower hole of the electronic component mounting panel can be located. Control box.