KR100814697B1 - Ceiling embedded type air conditioner - Google Patents

Abstract

A ceiling type air conditioner is provided to couple rotation bodies having reels with rope caps in the one-touch manner for preventing the ropes from being released or entangled, thereby keeping the height of a suction grill uniformly after winding or rewinding of the ropes. A ceiling type air conditioner includes a lifting unit, which includes a plurality of ropes connected to separate positions of a suction grill of the air conditioner, and a plurality of rotation bodies(40) such as pulleys mounted to a main body of the air conditioner and formed with two reels(40a,40b) to wind or rewind two of the ropes by the force transferred from a driving motor. Rope caps(70) are coupled with the rotation bodies respectively in the one-touch manner and have grooves, each of which an end is opened to prevent the two ropes from being released or entangled.

Description

Ceiling Mounted Air Conditioner {Ceiling Embedded Type Air Conditioner}

1 is a cross-sectional view showing the configuration of a ceiling-mounted air conditioner according to the present invention.

2 is a schematic perspective view of a ceiling mounted air conditioner according to the present invention.

3 is a bottom view of the ceiling-mounted air conditioner according to the present invention.

4A and 4B are perspective views showing the configuration of the lifting device of the ceiling-mounted air conditioner according to the present invention.

5 and 6 is an exploded view and coupling state of the rotating body and the rope loosening / tangling cap of the lifting device of the ceiling-mounted air conditioner according to the present invention.

FIG. 7A is a view illustrating a state in which a sensor is coupled to a PBA substrate of a ceiling-mounted air conditioner according to the present invention, and FIGS. 7B and 7C are rotated in the forward direction by the two sensors of FIG. 7A. Or cycles in the reverse direction.

8 and 9 are diagrams for explaining the assembly state of the assembly structure of the PBA substrate of the ceiling-mounted air conditioner according to the present invention, respectively.

10 is a view for explaining a coupling state of the rope temporary winding weight temporarily accommodated in the main body of the ceiling-mounted air conditioner according to the present invention.

<Description of the code | symbol about the principal part of drawing>

10: main body 12: blower

13: heat exchanger 20: ceiling panel

21: suction port 22: discharge port

23: air purification filter 24: suction grill

25a, 25b: rope fixing part 26: spring

27: connector 28: fixing pin

30: lifting device 31a, 31b: first and second rope

32a, 32b: first and second rollers 40: rotating body

41: drive motor 50: frame

60: weight 70: rope loosening / tangling cap

80: PBA

The present invention relates to a ceiling-mounted air conditioner, and more particularly, by combining a two-reel rotating body and a rope loosening / tangling cap in a one-touch manner, the ceiling-mounting type that can prevent the loosening or tangling of a plurality of ropes It is about an air conditioner.

In general, the ceiling-mounted air conditioner installed on the ceiling of a building includes a main body installed into the interior space of the ceiling with an indoor heat exchanger and a blower installed therein, and a ceiling panel installed to cover the lower surface of the main body and the opening of the ceiling. Equipped. In addition, the air conditioner includes a suction port formed at the center of the ceiling panel for suction and discharge of indoor air, and a plurality of discharge ports formed at the outside of the suction port of the ceiling panel, and the ceiling to purify the air sucked through the suction port. An air purifying filter is provided inside the inlet of the panel.

In addition, the ceiling-mounted air conditioner has a suction grill which is detachably mounted at the center of the ceiling panel so that the user can separate the air purification filter, and the suction grill is lifted up and down so that the user can easily replace or clean the air purification filter. It is provided with a lifting device to make it possible. The air purification filter is usually mounted on the inner surface (upper surface) of the suction grill so that it can be lowered together when the suction grill is lowered.

The elevating device includes ropes connected to four corner portions of the suction grill, and a driving device for lifting and unwinding the suction grill by simultaneously winding or unwinding the ropes. It comprises a reel and a drive motor for rotating these reels in the forward and reverse directions.

However, such a conventional ceiling air conditioner is uneven winding of each reel winding the rope when the suction grill is raised by the operation of the lifting device or when the length of each rope is changed due to long-term use, the closing of the suction grill is closed. There was a problem that was not made correctly.

In addition, after the winding of the rope is completed by the reel, there is a problem that the rope is loosened or entangled so that the height of the suction grill is not uniform.

Accordingly, the present invention has been made to solve the above problems, an object of the present invention is to combine the rotating body, such as a pulley with two reels and a rope loosening / tangling cap in a one-touch manner, It is to provide a ceiling mounted air conditioner to prevent loosening and tangling.

It is a further object of the present invention to simply freely protect / assemble the PBAs that control the ceiling-mounted air conditioners, both individually and individually, so that the PBAs can be freed from fire and electrical hazards and can be easily removed during repair. It is possible to provide a ceiling mounted air conditioner that can be easily repaired.

It is still another object of the present invention that the PBA is provided with two sensors formed up and down adjacent to a rotating body (pulley) which rotates in a forward or reverse direction. It is to provide a ceiling-mounted air conditioner that can control the lifting height of the drive motor and the forward and reverse rotation direction of the drive motor.

It is another object of the present invention to temporarily receive a weight in the form of a dumbbell in the body of the ceiling-mounted air conditioner by using a fixing pin at one end of a rope when replacing a suction grill or repairing a ceiling-mounted air conditioner. It is to provide a ceiling-mounted air conditioner that can be wound up by its own weight by walking the central part of it.

Ceiling-mounted air conditioner according to the present invention for achieving the above object, the main body is mounted on the ceiling and receiving the heat exchanger and the blower, the suction grill detachably mounted to the lower portion of the main body, and the suction grill In the ceiling-mounted air conditioner including an elevating device for elevating, the elevating device is a plurality of ropes connected to the mutually spaced position of the suction grill, and the two ropes of the plurality of ropes installed on the body and unwinding together A plurality of rotary bodies formed with two reels to give, a drive motor for rotating the plurality of pulleys, and are coupled in one-touch manner with each of the rotary bodies to prevent loosening or tangling of the two ropes wound on the two reels Rope loosening / anti-tangling cap.

Here, the rope loosening / tangling cap is formed with a groove on the side of the two rope is preferably wound or unwinding through the groove.

In addition, the elevating device preferably further includes a plurality of rollers installed to support the respective ropes in the lower portion of the main body of the position corresponding to each of the rope connection to the suction grill.

In addition, the plurality of rotating bodies is preferably connected to both sides of one side of the inner side of the ceiling panel of the lower body by a frame.

In addition, the four corner portion is inserted into the four fixing pins protruding in the inside of the frame, and further comprises a rectangular plate-shaped PBA is assembled by a protective case fixed to the frame and a cover fastened by the fitting method It is preferable to.

In addition, the PBA is preferably provided with two sensors formed up and down adjacent to at least one of the rotating body to control the lifting height of the plurality of ropes and the forward and reverse rotation direction of the drive motor.

In addition, it is preferable that the rope fixing parts are respectively provided on the four corner side upper surfaces of the suction grill, and the plurality of ropes are connected through a spring.

In addition, the main body is formed with a dumbbell-shaped groove is preferably a weight (dumbbell) is temporarily inserted and accommodated.

In addition, fixing pins are formed at one end of the plurality of ropes, respectively, so as to replace the suction grill or to repair the ceiling-mounted air conditioner, the center portion of the weight is wound using the respective fixing pins and wound up by its own weight. Can be maintained.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings such that those skilled in the art may easily implement the present invention.

1 is a cross-sectional view showing the configuration of the ceiling-mounted air conditioner according to the present invention, Figure 2 is a schematic perspective view of the ceiling-mounted air conditioner according to the present invention, Figure 3 is a ceiling-mounted air conditioner according to the present invention 4A and 4B are perspective views showing the configuration of the lifting device of the ceiling-mounted air conditioner according to the present invention.

As shown, the ceiling-mounted air conditioner according to the present invention, through the opening 2 of the ceiling 1 is installed into the ceiling (1) inside the box-shaped main body 10, the lower surface of which is opened, and the main body The ceiling panel 20 is mounted on the lower end of the main body 10 so as to cover the lower surface opening 11 and the opening 2 of the ceiling 1.

Inside the main body 10, a blower 12 for blowing indoor air is installed at the center, and a heat exchanger 13 for cooling or heating air is installed at the outer side of the blower 12. The inlet 21 is formed at the center of the ceiling panel 20, and the outlet 22 is formed at the outer sides of the inlet 21.

The blower 12 has a centrifugal turbo fan 12a that sucks air from the lower suction port 21 side and discharges it outward in a radial direction, and on the inner upper surface of the main body 10 to drive the turbo fan 12a. It includes a drive motor 12b is fixed. The heat exchanger 13 is installed around the outer periphery of the turbo fan 12a so that the air blown by the operation of the turbo fan 12a can be exchanged while passing. In addition, the heat exchanger 13 is supported by the support member 14 installed in the inner lower portion of the main body 10 to collect and discharge the condensed water flowing down from the heat exchanger 13. In addition, the support member 14 is provided with an air guide plate 15 for partitioning the inlet side of the turbo fan 12a and the outlet side of the turbo fan 12a so that the air flows smoothly. This configuration is such that when the blower 12 inside the main body 10 operates, the air sucked into the main body 10 through the inlet 21 is heat-exchanged while passing through the heat exchanger 13, and then the discharge port 22. By supplying back to the indoor space through the cooling or heating of the indoor space can be performed.

In addition, the ceiling-mounted air conditioner according to the present invention, the air purification filter 23 is installed on the inlet port 21 to filter foreign matter in the air sucked through the inlet port 21, the user separates the air purification filter 23 It is provided with a suction plate 24 of the flat form detachably mounted to the suction port 21 of the ceiling panel 20 so as to be able to. At this time, the suction grill 24 is formed with a plurality of vent holes (24a) to enable the suction of air. And the air purification filter 23, as shown in Figure 4, is installed on the inner surface of the suction grill 24 so that the user can be separated together when separating the suction grill 24.

In addition, the present invention is provided with a lifting device 30 for raising and lowering the suction grill 24 so that the user can easily separate and replace or clean the air purification filter 23 from the air conditioner installed on the ceiling (1). .

As shown in FIGS. 2 to 4, the elevating device 30 has frames on both sides of one side of the ceiling panel 20 under the main body 10 to simultaneously raise or lower the suction grill 24 at both sides. Rotating body 40 such as two pulleys integrally connected by 50 is formed.

As shown in FIG. 4, each of the rotating bodies 40 is connected to the rope fixing portions 25a of the upper surface of the two corners of the suction grill 24 via the connector 27 and the spring 26, respectively. And winding or unwinding the second ropes 31a and 31b and the two ropes 31a and 31b to transmit the driving force to the two rotating bodies 40 to raise and lower the suction grill 24. The drive motor 41 is included. Here, the fixing pins 28 are formed at the end portions of the first and second ropes 31a and 31b so as to be easily connected to the rings (not shown) of the springs 26. By the formation of the fixing pin 28, the suction grill 24 can be easily separated, and can be easily hooked to the separately provided weight 60 to be described later when replacing or cleaning after separation.

In addition, the lifting device 30 is the first and second rollers are installed in the lower portion of the main body 10 respectively corresponding to the positions where the first and second ropes 31a and 31b are connected to the suction grill 24 ( 32a, 32b).

Accordingly, the first and second ropes 31a and 31b are guided by the first and second rollers 32a and 32b when the driving motor 41 and the rotating body 40 of the elevating device 30 operate. By winding or unwinding so that the suction grille 24 can be raised and lowered, the structure of the rotating body 40 will be described in detail in the description of FIG.

5 and 6 will be described together for convenience as a separation and coupling state diagram of the rotating body and the rope loosening / tangling cap of the lifting device of the ceiling-mounted air conditioner according to the present invention.

5 and 6, the rotating body 40 formed with two reels 40a and 40b to wind or unwind the two ropes 31a and 31b together has two ropes 31a and 31b. Rotating body 40 and the rope loosening / tangling cap 70 is coupled in a one-touch manner to prevent loosening or tangling. That is, the rope loosening / tangling prevention cap 70 having one end open and a large groove (not shown in the drawing) is coupled to the rotating body 40 by a one-touch method so that the two ropes 31a and 31b are connected to the groove. It is intended to prevent loosening or tangle naturally.

7 to 9 are diagrams for explaining an assembly state of the assembly structure of the PBA substrate of the ceiling-mounted air conditioner according to the present invention, respectively.

As shown, the four corners of the rectangular plate-shaped PBA 80, which controls the ceiling-mounted air conditioner according to the present invention, as a whole and individually, are arranged in the frame 50 adjacent to any one of the two rotating bodies 40. Protective assembly to the cover 81 which is inserted into the four fixing pins 51 protruding from the inside and fixed to the frame 50 and the cover 81 which is screwed by the fitting method through the screw 82 thereon It is supposed to be. Through such an assembly structure, the PBA 80 can be free from fire and electrical hazards, and can be easily separated from the fixing case 52 and the cover 81 during repair.

On the other hand, as shown in Figure 7a, the PBA (80) has two sensors 83 (up and down) adjacent to the rotating body 40 formed with two reels (40a, 40b) to rotate in the forward or reverse direction ( 84 is provided to control the height of the lifting and lowering of the first and second ropes 31a and 31b and the direction of forward and reverse rotation of the drive motor 41. Here, a photo coupler is most preferable as the type of the sensor, but various types of sensors may be used, and the present invention is not limited thereto. Here, in the illustrated example, two upper and lower sensors 83 and 84 are illustrated in the PBA 80, but may be formed directly in the frame 50.

In addition, by detecting the amount of rotation of the rotating body 40 and by measuring the total length of the rope according to the number of revolutions of the height of the rope can be measured, and in addition to the two sensors (83, 84) located up and down It is possible to control whether the rotation in the forward direction or in the reverse direction as a cycle by the rotation of the drive motor 41 by this.

That is, as shown in FIGS. 7B and 7C, when the rotating body 40 is rotated in the forward direction (counterclockwise), the upper sensor 83 is irrespective of the reference position of the two reels 4a and 40b. When first detected by the first sensor immediately sensed, the first sensor is sensed by the lower sensor 84, the cycle which is sensed by the upper sensor 83 after a time close to one rotation is repeated (see Fig. 7b). On the other hand, when the rotating body 40 is rotated in the reverse direction (clockwise), if it is first sensed by the upper sensor 83 irrespective of the reference positions of the two reels 4a and 40b, after nearly one time of rotation, When the sensor is sensed by the lower sensor 84 and firstly sensed by the lower sensor 84, the cycle of sensing by the upper sensor 83 is repeated (see FIG. 7C).

10 is a view for explaining a coupling state of the rope temporary winding weight temporarily accommodated in the main body of the ceiling-mounted air conditioner according to the present invention.

As shown in FIG. 10, a dumbbell-shaped groove 52 is formed in the frame 50 or the main body 10 of the ceiling-mounted air conditioner according to the present invention. It is temporarily inserted and fixed to be accommodated.

Such a weight 60 in the form of a dumbbell using a fixing pin 28 of the first and second ropes (31a, 31b) when replacing the suction grill 24 or repairing the ceiling-mounted air conditioner ( The center part of the 60) can be hooked to maintain a wound state by its own weight.

Therefore, according to the ceiling-mounted air conditioner according to the present invention as described above, by combining a two-reel rotary body and the rope loosening / tangling cap in a one-touch manner, it is possible to prevent the loosening or tangling of a plurality of ropes It works.

In addition, by simply protecting / assembling the PBA that controls the ceiling-mounted air conditioner, both individually and individually, the PBA can be freed from fire and electrical hazards and can be easily removed for repair. There is one effect.

In addition, the PBA is equipped with a sensor such as two photo couplers (up and down) adjacent to the rotating body rotating in the forward or reverse direction to control the lifting height of the rope and the forward and reverse rotation direction of the drive motor There is.

In addition, by temporarily receiving a weight in the form of a dumbbell in the body of the ceiling-mounted air conditioner, the weight of the weight is hung on the center of the weight by using a fixing pin on one end of rope when replacing the suction grill or repairing the ceiling-mounted air conditioner. This has the effect of maintaining the wound state.

Claims (10)

In the ceiling-mounted air conditioner containing a heat exchanger and a blower, the main body mounted on the ceiling, a suction grill detachably mounted on the lower portion of the main body, and a lifting device for lifting the suction grill, The elevating device includes a plurality of ropes connected to mutually spaced positions of the suction grill, a plurality of rotating bodies installed on the main body and having two reels formed so as to wind or unwind two of the plurality of ropes together; Drive motor for rotating a plurality of rotating body, and the rope loosening / tangling prevention cap coupled to each of the rotating body in a one-touch manner to prevent loosening or tangling of the two ropes wound on the two reels Ceiling mounted air conditioner. The method of claim 1, The rope loosening / tangling cap has a groove formed at a side thereof so that the two ropes are wound or unwound through the groove. The method of claim 1, The elevating device further includes a plurality of rollers installed on the suction grill to support the respective ropes in the lower part of the main body at positions corresponding to the respective ropes connected to the suction grills. . The method of claim 1, The plurality of rotating bodies are ceiling-mounted air conditioners, characterized in that connected by the frame on both sides of the inner side of the ceiling panel of the lower body. The method of claim 4, wherein The four corner portion is inserted into the four fixing pins protruding inside the frame, and further comprises a rectangular plate-shaped PBA is assembled by a fixed case fixed to the frame and a cover fastened thereto Ceiling mounted air conditioner. delete delete delete delete delete

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