KR200150802Y1 - Out-door machine of airconditioner having condenser - Google Patents

Abstract

The present invention relates to an outdoor unit of an air conditioner with a condenser, and its purpose is to improve the installation position and fixing structure of the condenser to improve product reliability and improve assembly workability.

The outdoor unit of the air conditioner with the condenser according to the present invention is easily and safely mounted on the condenser 40 through the fixing device 70 provided on the inner upper side of the front plate 11, and water penetrates into the lower part of the main body 10. Also, the occurrence of short circuit is prevented and the product reliability is improved. In addition, the condenser 40 is assembled to the binding plate 72 of the fixing device 70 that is integrally provided on the front plate 11 through the bolts 73, so that the assembly workability thereof is improved.

Description

Air conditioner outdoor unit with condenser

The present invention relates to an outdoor unit of an air conditioner having a condenser, and more particularly, to an outdoor unit of an air conditioner having a condenser for easily and safely attaching the condenser.

In general, an air conditioner is classified into an indoor unit installed indoors and an outdoor unit installed outdoors. The indoor unit is provided with an evaporator and a fan constituting the refrigerating cycle. During the cooling operation, the indoor air is exchanged while passing through the evaporator by the suction blowing power of the fan, and cooling is performed by discharging the heat-exchanged air into the room. In addition, the outdoor unit includes a compressor, a condenser, a fan, and the like, which constitute a refrigeration cycle, and condenses the refrigerant by sucking outdoor air using a fan and heat-exchanging the condenser. 1 schematically shows an outdoor unit of a separate air conditioner that performs this function.

As shown in FIG. 1, the main body 10 forming the exterior of the outdoor unit includes a front plate (not shown) having an air outlet 11a, a rear plate 12 having an air inlet 12a, and an upper plate 14. ) And a lower plate 13, the inside of the main body 10 is partitioned into a heat exchange chamber and a compression chamber by the blocking plate 15.

The heat exchange chamber formed on the upper side is provided with a heat exchanger 21 for exchanging heat with air and a fan 22 forcibly sucking outside air into the main body 10 and sending the heat exchanged air back to the outside through the air outlet 11a. do. In addition, a fan motor 23 for driving the fan 22 and a motor support 24 for supporting the fan 22 are mounted.

In the compression chamber formed at the lower side, a compressor 1 for compressing a refrigerant and supplying the refrigerant to the heat exchanger 21 is provided, and a battery device fixing means 50 is installed at the lower plate 13 constituting the main body 10. Here, the compressor 31 and the condenser 40 for starting the fan motor 23 and the like are fitted to each other.

The outdoor unit of the air conditioner configured as described above is supplied with current to the compressor 31 and the fan motor 23 through the condenser 40, and the compressor 31 compresses the refrigerant and supplies the same to the heat exchanger 21. The fan 22 rotates by driving the motor 23.

Accordingly, the outside air is sucked through the air inlet 12a of the rear plate 12, heat exchanged with the refrigerant through the heat exchanger 21, and forcedly blown to the outside through the air outlet 11a of the front plate. At this time, when the outdoor unit performs the cooling operation, the heat exchanger 21 is used as a condenser to discharge the warm air, and when the heating operation is performed, the heat exchanger 21 is used as the evaporator and cold air is discharged.

On the other hand, such a conventional air conditioner outdoor unit is the electrical device fixing means 50 is installed on the bottom of the main body 10, the following problems occur in its function, will be described in detail with reference to FIG. 1 and FIG. .

First, the electrical device fixing means 50 is a bracket 51 fixed to the lower plate 13 constituting the main body 10, and the substrate 54 is fixed to the bracket 51 side end and the capacitor 40 is fitted and coupled It is largely composed.

The substrate 54 is provided with a fastening piece 53 to be fastened to the bracket 51 at the rear upper end, a hole 52 formed so that the condenser 40 is inserted into the central portion of the substrate 54, and legs extending to the lower end thereof. 55, etc. are comprised. Therefore, the fastening piece 53 is fastened to the bracket 51 and the legs 55 are supported by the lower plate 13 of the main body 10 so that the substrate 54 is firmly fixed.

In addition, a pair of fixing jaws 56 are provided at the upper and lower portions of the hole 52 to couple the terminal portions 41 provided at one end of the capacitor 40 so that the cylindrical capacitor 40 is fitted into the hole 52. Random escape from Moreover, the receiving member 57 and the locking part 58 inwardly are formed in this end part in the back surface of the board | substrate 54 by the front-rear periphery of the hole 52. Accordingly, the receiving member 57 surrounds the outer circumference of the condenser 40 and the other end of the condenser 40 is caught by the locking portion 58 so that its fitting is restricted, thereby condensing the condenser 40 more firmly.

On the other hand, the mounting plate 59 is provided in front of the substrate 54, in which the capacitor 60 provided in the internal wiring and the external input line is fixed.

In this way, the capacitor 40 is installed in the electric device fixing means 50 provided below the main body 10. The capacitor 40 has a phase difference between the auxiliary winding and the main winding in the initial driving of the compressor 31 and the fan motor 23. Its function is to reduce their speed and make their startup smooth, and maintain a constant current supply during operation. The condenser 40 having such a function is an important electric component, and above all, safety is an important component.

However, since the electric device fixing means 50 for fixing the conventional condenser 40 is provided at the bottom of the main body 10, a short circuit phenomenon occurs when water is filled in the outdoor unit main body 10 installed outdoors due to heavy rain or the like. Condenser 40 is unable to perform this function. That is, the condenser 40, which should be located at the safest place, is mounted at the most vulnerable part, thereby reducing the overall reliability of the outdoor unit.

In addition, since the electrical device fixing means 50 for fixing only the capacitor 40 is unnecessarily large and the structure of the substrate 54 is complicated, manufacturing costs are increased and assembly workability is deteriorated.

The present invention is to solve this problem, the object of the present invention is to install a capacitor on the upper side of the main body to prevent short circuit caused by water, improve the fixing structure of the condenser that can be assembled more safely and easily It is to provide an outdoor unit equipped with an air conditioner.

1 is a schematic view showing the overall configuration of a conventional air conditioner outdoor unit.

2 is an exploded perspective view showing a conventional capacitor fixing structure.

Figure 3 is a schematic view showing a front plate of the air conditioner air conditioner outdoor unit to which the present invention is applied.

4 is an exploded perspective view showing an extractor of the condenser fixing device according to the present invention.

5 is a perspective view showing a fixed state of the condenser according to the present invention.

* Explanation of symbols for main parts of the drawings

11: front panel 40: condenser

70: fixing device 71: support plate

7111: jaw 72: binding plate

721: binding unit 722: hole

73: bolt

The present invention for achieving the above object is, a main body including a front plate formed with an air outlet, a heat exchanger which is installed in the body to exchange heat with air, a compressor for supplying a refrigerant to the heat exchanger, the air intake air into the body and the air outlet In the outdoor unit of the air conditioner having a fan and a fan motor forced to blow air to the outside, a condenser for supplying current to the fan motor and the compressor, and a fixing device for fixing the condenser in the main body, the fixing device is vertically located on the inner top of the front panel. Plate-shaped support plate coupled to the upper end of the support plate is coupled to the center of the condenser, both ends are bent in a ring shape so as to surround the outer peripheral surface of the condenser, and are provided to be bent outward to correspond to both ends of the binding plate. The condenser and the condenser provided with the conjoined pair, and through the holes to prevent the condenser from flowing. It is characterized in that it has a bolt coupled to tighten the binding plate, and a locking step bent at the bottom of the support plate to support the bottom of the condenser when the bolt is coupled.

Hereinafter, one preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings. 1 is a schematic view showing the overall structure of an outdoor unit of an air conditioner to which the present invention is applied, and FIGS. 3 to 5 are perspective views showing a condenser fixing device according to the present invention. As it relates to the structure, the same components constituting the outdoor unit will be briefly described using the same names and the same reference numerals.)

As shown in FIG. 1, the outdoor unit to which the present invention is applied is partitioned up and down by the blocking plate 15 inside the main body 10 of the outdoor unit. The upper space of the main body 10 is equipped with a heat exchanger 21, a fan 22, and a fan motor 23 for driving the fan 22 as a heat exchange chamber, and the lower space of the main body 10 is a refrigerant chamber as a compression chamber. Compressor 31 and other cycle components for compressing the supply to the heat exchanger 21 is installed.

3 and 4, an air outlet 11a is formed at the front plate 11 forming the outdoor unit main body 10 to guide the air forcedly blown out due to the rotational force of the fan 22 to the outside. The fixing device 70 in which the condenser 40 is fixed to the inner upper end portion is provided.

The condenser 40 is an important electric component that reduces the phase difference between the auxiliary winding and the main winding during the initial driving of the compressor 31 and the fan motor 23, and smoothly starts them, which is firmly coupled through the fixing device 70. It is.

The fixing device 70 is composed of a plate-shaped support plate 71 coupled to the front plate 11 and a binding plate 72 coupled to the upper end of the support plate 71 and provided in an annular shape to surround the outer peripheral surface of the condenser 40. have.

The support plate 71 is provided in the shape of a rectangular plate made of steel, and is attached to the inner upper end of the front plate 11 in the longitudinal direction through welding means.

In addition, the binding plate 72 is made of a steel material having an elastic force, the upper end of the support plate 71 is integrally coupled to the center by welding means, and both ends are bent in a ring shape so as to surround the outer periphery of the condenser 40. It is. On both ends of the banded binding plate 72, a pair of binding portions 721, which are bent outwardly to face each other, are provided to be spaced apart at regular intervals, and holes 722 for fixing the bolts 73 are correspondingly drilled therein. . The reason why the hole 722 is drilled in the pair of binding portions 721 is to tighten the binding portion 721 through the bolt 73 and the nut 74.

On the other hand, the lower end of the support plate 71 is provided with a locking step 711 bent outwardly. The latching jaw 711 supports the bottom surface of the capacitor 40 even when the assembly of the capacitor 40 is assembled, as well as when the assembly is completed, so that the assembly of the capacitor 40 can be easily performed.

Next, the assembly process and effects of the condenser 40 through the fixing device 70 configured as described above will be described.

First, when the condenser 40 is inserted into the binding plate 72 fixed to the inner top of the front plate 11 via the support plate 71, the bottom surface of the condenser 40 is supported through the locking step 711 to be preassembled. do. At this time, since the pair of binding portions 721 are free, the condenser 40 is fitted in a relaxed manner.

In this state, when the bolt 73 is inserted into the hole 722 drilled into the binding unit 72 and the binding plate 72 is tightened through the nut 74, the condenser 40 has an outer circumferential surface of the binding plate 72. Wrapped by) is easily and safely mounted on the front plate (11) above without any additional fixing member.

On the other hand, even when the nut 74 is loosened due to vibration during long-term operation of the outdoor unit and the tightening force of the binding plate 72 is weak, the bottom surface of the condenser 40 is held by the locking step 711 provided under the support plate 71. Because it is supported, it is not released

Therefore, since the cylindrical capacitor 40 is firmly coupled to the upper side of the front plate 11 through the fixing device 70 according to the present invention, a short circuit phenomenon does not occur even when water enters the bottom of the main body 10. Product reliability is improved.

In addition, the capacitor 40 is easily mounted through the annular binding plate 72 and the bolt 73 which are integrally coupled to the upper side of the front plate 11, thereby assembling the capacitor 40 in the production line of the actual machine. Workability is improved and manufacturing cost is reduced.

As described in detail above, the outdoor unit of the air conditioner equipped with the condenser according to the present invention is easily and safely mounted on the condenser by a fixing device provided on the inner upper side of the front plate, and prevents a short circuit even if water penetrates into the lower part of the main body. Product reliability is improved. In addition, the condenser is assembled to the binding plate of the fixing device integrally provided on the front plate through the bolt, there is an advantage that the assembly workability is improved.

Claims (1)

A main body 10 including a front plate 11 having an air outlet 11a formed therein, a heat exchanger 21 installed in the main body 10 to exchange heat with air, and a compressor for supplying a refrigerant to the heat exchanger 21. 31, the fan 22, the fan motor 23, the fan motor 23, and the compressor 31 which suck air into the main body 10 and forcibly blow air to the outside through the air outlet 11a. In the air conditioner outdoor unit having a condenser 40 for supplying current and a fixing device 70 for fixing the condenser 40 in the main body 10, the fixing device 70 is the front plate 11. Plate-shaped support plate 71 coupled longitudinally to the upper end of the inner plate, and a binding plate in which both ends are bent in an annular shape so as to surround the outer circumferential surface of the condenser 40 and the center portion is coupled to the upper end of the support plate 71. 72 and a pair of grains provided outwardly bent to correspond to both ends of the binding plate 72 and each of which has a hole 722 formed therein. After inserting the condenser 40 into the binding plate 72 provided with an inner portion 721 and a binding plate 721 provided with a binding portion, the coupling plate is coupled through the hole 722 to prevent the flow of the condenser 40. And a bolt 73 for tightening the 72 and a latching jaw 711 bent at the lower end of the support plate 71 to support the bottom of the capacitor 40 when the bolt 73 is coupled. Air conditioner outdoor unit.