JPH04106429U - Ceiling-mounted air conditioner - Google Patents

Abstract

(57) [Summary] [Purpose] After temporarily fixing the ceiling panel 8 to the hanging bolts 15a to 15d, when rotating it to align it with the joints in the ceiling 1, the ceiling panel 8 comes off the hanging bolts 15a to 15d and falls. prevent them from doing so. [Configuration] A pothole 20a on one diagonal of the ceiling panel 8
, 20c, and slotted holes 20b and 20d on the other diagonal.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention relates to a ceiling-mounted air conditioner that is buried in the ceiling or suspended from the ceiling. Ru.

0002

[Conventional technology]

An example of a conventional air conditioner of this type is shown in FIGS. 3 and 4. Inside the case body 2 buried in the ceiling 1 are a heat exchanger 7, a drain pan 10, and a motor. The air conditioner 5, blower 6, air guide plate 12, etc. are built-in. The ceiling is below this case body 2. A panel 8 is hung, and a suction port 3 is formed in the center of the panel 8, and the suction port 3 is adjacent to the suction port 3. An air outlet 4 is formed therein.

0003 When this air conditioner is operating, refrigerant from an outdoor unit (not shown) flows through the heat exchanger 7. The air circulates, and the blower 6 is driven by the motor 5. Then, the indoor air in room 9 From the suction port 3, it passes through the suction grill 11 and the filter 13, and is guided by the air guide plate 12 to the blower 6. is inhaled and energized. Then, it is cooled or heated in the process of flowing through the heat exchanger 7. As a result, the air becomes conditioned air and is blown out from the outlet 4 into the room 9.

0004 The ceiling panel 8 has a plurality of panels arranged at equal pitches along the circumference around its center (in the figure). The four pothole holes 14a, 14b, 14c, and 14d are drilled in the same direction of rotation. Ru. A plurality of holes are placed from the case body 2 or the air guide plate 12 at positions aligned with each of the pothole holes 14a to 14d. Hanging bolts 15a to 15d are hanging down.

[0005] When installing the ceiling panel 8, attach a nut to the tip of each hanging bolt 15a to 15d in advance. Screw in the kits 16, lift the ceiling panel 8, and insert the pothole holes 14a, 14b, 14. c, a nut screwed into the tip of each hanging bolt 15a to 15d in the large diameter circular hole 14d. Penetrate 16. Next, rotate the ceiling panel 8 around its center in the direction of the arrow. By moving the hanging bolts 15a to 15d to the long holes of the pothole holes 14a to 14d, The ceiling panel 8 is supported on the nut 16. In this state, move the ceiling panel 8 forward or backward. Align it with the joint of ceiling 1 while rotating it, and then tighten each hanging bolt 15a to 15d. The ceiling panel 8 is hung by tightening the nuts 16 respectively.

[0006]

[Problem that the idea aims to solve]

In the above conventional air conditioner, the plurality of pothole holes 14a to 14d are all the same. Since the holes are drilled in the direction of rotation, the ceiling panel 8 can be rotated in the forward or reverse direction. When aligning the joints of the ceiling 1, the nut 16 is inserted into the circular holes of the potholes 14a to 14d. There was a risk that the ceiling panel 8 would fall and come out.

[0007]

[Means to solve the problem]

This invention was proposed to solve the above problems, and it is based on the main points of the first invention. This means that the ceiling panels are placed at equal pitches along the circumference around the center of the ceiling panel. Insert the hanging bolts provided on the case body side into the four holes provided. A ceiling-mounted spacer made by suspending the above ceiling panel by screwing a nut into the tip. In an air conditioner, a pair of holes diagonally located on one of the four holes above has a large diameter. A potbelly hole consisting of a circular hole part and an elongated hole part connected to the circular hole part facing in the same rotation direction, A ceiling-mounted air conditioner characterized by having a pair of holes located diagonally opposite each other as elongated holes. It's in Japanese machine.

[0008] The gist of the second idea is that the ceiling panel has a circumference centered around its center. Hanging bolts are provided on the case body side in four holes provided at equal pitches along the Suspend the above ceiling panel by penetrating it and screwing a nut into its tip. In a ceiling-mounted air conditioner, each of the above four holes is a large-diameter circular hole. It is a potbellied hole consisting of an elongated hole connected to this, and is located diagonally on one side. The directions of a pair of potbellied holes and a pair of potbellied holes located diagonally opposite each other are rotated in opposite directions. This is a ceiling-mounted air conditioner that is characterized by being oriented in a direction.

[0009]

[Effect] In the first invention, the tips of a pair of hanging bolts are inserted into a pair of pothole holes. A state in which a nut is screwed on the end and the nut is not screwed on the other pair of hanging bolts. Then, lift the ceiling panel and insert the nuts into the circular holes of the pair of potbellied holes. At the same time, another pair of hanging bolts are inserted into the pair of elongated holes. Next, the ceiling panel By rotating the and moving the pair of hanging bolts to the long hole part of the pothole, the nut can be removed. Support the ceiling panel on top of the ceiling. After that, attach the nuts to the tips of the other pair of hanging bolts. Screw them together, and in this state rotate the ceiling panel slightly in the forward or reverse direction to Align with the joints. Then secure the ceiling panel by tightening each nut. Ru.

0010 In the second invention, inside a pair of potbellied holes located diagonally on either side, Screw a nut onto the tip of one pair of hanging bolts that will be inserted through the hole, and then Lift the ceiling panel without screwing nuts onto the suspension bolts, and A nut is inserted into the circular hole of a pair of potbellied holes located diagonally, and at the same time the other Insert the other pair of hanging bolts into the elongated holes of the pair of potbellied holes located on the diagonal of the do. Next, rotate the ceiling panel and insert one pair of hanging bolts into the pothole holes. Support the ceiling panel on the nut by moving it into the hole. After that, screw the nuts onto the ends of the other pair of hanging bolts, and in this state Align the panel with the ceiling joint by slightly rotating it in the forward or reverse direction. after that , fix the ceiling panel by tightening each nut.

[0011]

【Example】

One embodiment of the invention is shown in FIG. A pair of holes located diagonally on one of the four holes provided in the ceiling panel 8 are The holes 20a and 20c are potbellied, and the pair of holes diagonally opposite each other are elongated holes 20b and 20d. It is said that The other configurations are similar to the conventional ones shown in FIGS. 3 and 4.

0012 Therefore, when installing the ceiling panel 8, it is necessary to insert it into each pothole hole 20a, 20c. Screw nuts 16 onto the tips of the pair of hanging bolts 15a and 15c, respectively, and The other pair of hanging bolts 15b and 15d are not screwed into the ceiling panel 8. , and insert the nut 16 into the circular holes of the pair of pothole holes 20a and 20c. After simultaneously inserting the other pair of hanging bolts 15b and 15d into the pair of long holes 20b and 20d. , rotate the ceiling panel 8 and insert the pair of hanging bolts 15a, 15c into the pothole holes 20a, 20c. The ceiling panel 8 is supported on the nut 16 by moving it to the elongated hole. deer After that, screw the nuts 16 onto the tips of the other pair of hanging bolts 15b and 15d, respectively. In this state, rotate the ceiling panel 8 slightly in the forward or reverse direction to align it with the joints on the ceiling 1. Match. The ceiling panel is then fixed by tightening each nut 16.

[0013] FIG. 2 shows another embodiment of the invention. The four holes provided in the ceiling panel 8 are pothole holes 21a, 21b, 21c, and 21, respectively. d, and the potholes 21a and 21c are located on one diagonal, and the potholes 21c are located on the other diagonal. The directions of the pothole holes 21b and 21d are opposite to each other. Other configurations are shown in Figure 3 and This is similar to the conventional one shown in FIG.

[0014] Therefore, when installing the ceiling panel 8, it is necessary to A pair of hanging bolts 15a, 15c inserted into a pair of pothole holes, for example 21a, 21c. Screw the nuts 16 onto the tips of the Lift the ceiling panel 8 without tightening the nuts and insert the pair of pothole holes 21a. , 21c, and simultaneously insert the nut 16 into the other pair of pothole holes 21b, 21. After inserting the other pair of hanging bolts 15b and 15d into the long holes d, attach the ceiling panel 8. Rotate and move the pair of hanging bolts 15a and 15c to the long holes of the potholes 21a and 21c. The ceiling panel 8 is supported on the nut 16 by holding the nut 16. After that, the other pair Screw the nuts 16 onto the ends of the hanging bolts 15b and 15d, and attach the ceiling panel in this state. Align the flannel 8 with the joints of the ceiling 1 by slightly rotating it in the forward or reverse direction. after that , fix the ceiling panel 8 by tightening each nut 16.

[0015]

[Effect of the idea] In the first idea, a pair of holes located diagonally of one of the four holes were made larger. A potbelly hole consisting of a circular hole with a diameter and an elongated hole connected to it, facing in the same direction of rotation. , a pair of holes located on the other diagonal are made into elongated holes, so the ceiling panel can be used as a ceiling joint. Even when rotated in the forward or reverse direction for alignment, each nut remains in the circular hole of the potbellied hole or The ceiling panel will not come out of the long hole, and the ceiling panel will come loose from the hanging bolts and fall. There is nothing to do.

[0016] In the second design, each of the four holes has a large-diameter circular hole and a long hole connected to the large-diameter circular hole. A pair of potbellied holes located diagonally on one side. and the other pair of pothole holes located diagonally opposite each other. Select a pair of potbellied holes located on arbitrary diagonals to temporarily fix the ceiling panel. You can rotate the ceiling panel in any direction and temporarily fix it. You can also rotate the ceiling panel forward or backward to align it with the ceiling joints. Each nut will not slip out of the circular hole of the pothole, so the ceiling panel will not fall. It never happens.

[Brief explanation of drawings]

FIG. 1 is a plan view corresponding to FIG. 4 according to a first embodiment of the present invention.

FIG. 2 is a plan view corresponding to FIG. 4 according to a second embodiment of the present invention;

FIG. 3 is a vertical cross-sectional view of a conventional ceiling-embedded air conditioner taken along line A-A in FIG. 4;

FIG. 4 is a plan view of a conventional ceiling-embedded air conditioner with the top plate omitted.

[Explanation of symbols]

2 Case body 15a hanging bolt 15b Hanging bolt 15c hanging bolt 15d hanging bolt 8 Ceiling panel 20a Daruma Hole 20c Daruma Hole 20b long hole 20d long hole

Claims (2)

[Scope of utility model registration request] [Claim 1] Hanging bolts provided on the case body side are passed through four holes provided in the ceiling panel at equal pitches along the circumference around the center of the ceiling panel, and a nut is screwed into the tip of the bolt. Accordingly, in a ceiling-mounted air conditioner in which the ceiling panel is suspended, a pair of holes located diagonally on one side of the four holes has a large-diameter circular hole portion and an elongated hole portion connected thereto. A ceiling-mounted air conditioner characterized by having a potbelly hole facing in the same direction of rotation, and a pair of holes located diagonally opposite each other being elongated holes. [Claim 2] Hanging bolts provided on the case body side are passed through four holes provided in the ceiling panel at equal pitches along the circumference around the center of the ceiling panel, and a nut is screwed into the tip of each hole. Accordingly, in a ceiling-mounted air conditioner in which the ceiling panel is suspended, each of the four holes is made into a potbelly hole consisting of a large-diameter circular hole portion and an elongated hole portion connected to the circular hole portion, and one diagonal upper hole is formed. A ceiling-mounted air conditioner characterized in that a pair of potbellied holes located on the opposite corner and a pair of potbellied holes located diagonally opposite each other are oriented in opposite rotation directions.