KR100945072B1 - Structure For Installing The Ceiling Of Case And Equipped With Ceiling Type Air-conditioner Thereof - Google Patents

Abstract

The present invention relates to a case ceiling mounting structure and a ceiling air conditioner having the same, and in particular, a plurality of anchor bolt mounting members protrude from the inner surface of the case of the ceiling air conditioner, and the main body mounting hole of the anchor bolt mounting member. Assemble through a plurality of anchor bolts fixed to the ceiling in the assembly, and inserting the elastic member into the main body to fasten and assemble the fastening member to the anchor bolt, so that when the installation position of the ceiling type air conditioner is not horizontal, By selectively tightening or releasing a plurality of assembled fastening members to easily adjust the horizontal position of the ceiling-type air conditioner is a very effective invention to significantly improve the assembly and workability.

Then, the expansion protrusion formed in the extension of the elastic pressure member is provided between the fastening member and the elastic member to guide in the body guide groove of the anchor bolt mounting member, the body of the elastic pressure member along the outer peripheral surface of the anchor bolt The expansion portion is an invention having a feature that the elastic member is pressed with a uniform pressing force to be fastened with a fastening member without twisting or biasing the elastic member while moving precisely.

Ceiling air conditioner, anchor bolt mounting member, elastic member, elastic pressing member, fastening member

Description

Structure For Installing The Ceiling Of Case And Equipped With Ceiling Type Air-conditioner Thereof}

The present invention relates to a ceiling type air conditioner, and in particular, a plurality of anchor bolts are formed on the inner surface of the case of the ceiling air conditioner, and the plurality of anchor bolts fixed to the ceiling in the main body installation hole of the anchor bolt installation member. Assembling through the assembly, and inserting the elastic member into the main body to fasten and assemble the fastening member to the anchor bolt, if the installation position of the ceiling-type air conditioner is not horizontal, a plurality of fastening members assembled to a plurality of anchor bolts selectively It relates to a case ceiling installation structure and a ceiling-type air conditioner having the same to tighten or loosen to easily adjust the horizontal position of the ceiling-type air conditioner.

In general, an air conditioner is an apparatus used to properly warm or cool air in a building or a home, and includes an air conditioner and a heat pump.

Among the air conditioners, in particular, the air conditioner is mainly used wall-mounted, stand-type and ceiling type, and the wall-mounted type is used in the room or small living room because the capacity is small and often installed in the window.

In addition, since the stand type is large in capacity, it is widely used in living rooms and large homes in large apartments, and the ceiling type is used in buildings occupying a large area such as offices and factories.

Of the above air conditioners, the ceiling cassette type air conditioners are fixed to the ceiling so that cold air is generated from the ceilings and discharged to the lower spaces.

1 is a view showing a state in which the conventional ceiling air conditioner is mounted on the ceiling, Figure 2 is a cross-sectional view showing a state in which the conventional ceiling-type air conditioner is fixed to the ceiling with an anchor bolt.

As shown, the conventional ceiling-type air conditioner 11 is mounted on the ceiling 12 of the building interior, sucks air through the suction unit 13, and is generated by heat exchange with cold in an indoor heat exchanger installed inside the case. The cooled air is discharged into the room through the discharge unit 14 by the blower fan to properly control the room temperature.

On the other hand, a control device for controlling various electric components is built in the ceiling air conditioner (11).

Then, the ceiling air conditioner 11 is assembled to the through holes formed in the four corners of the case through the anchor bolt 16 in order to install the ceiling 12, the washer integral nut on the anchor bolt 16 After fastening about two upper fastening members 18, etc., the anchor bolt installation member 15 is inserted into the anchor bolt 16 so as to adjust the horizontal position of the ceiling air conditioner 11.

Meanwhile, when the two upper fastening members 18 are assembled and tightened with each other, the upper fastening members 18 are not moved from the anchor bolt 16 even by vibration or shock to maintain their positions.

Then, after adjusting the horizontal position of the ceiling-type air conditioner 11, the lower fastening member 17 made of the washer integral nut or the like is fastened to the anchor bolt 16 to push the anchor bolt fastening member 15, thereby preventing movement. Ceiling type air conditioner 11 is firmly fixed by the upper fastening member 18.

However, as described above, when installing the cupboard air conditioner 11, when the horizontal position of the upper fastening member 18 does not match or if you want to move the ceiling air conditioner 11 up and down slightly, the lower fastening member ( 17) and after the separation of the anchor bolt installation member 15 has to be re-adjusted the position of the upper fastening member 18, the reassembly work is very cumbersome and difficult to remarkably degrade the assembly and workability There was this.

The present invention has been made in view of the above point, and a plurality of anchor bolt mounting member protruding to form a corner on the inner surface of the case of the ceiling-type air conditioner, a number of fixed to the ceiling in the body mounting hole of the anchor bolt mounting member Assembling through the two anchor bolts, and inserting the elastic member in the main body to fasten and assemble the fastening member to the anchor bolt, if the installation position of the ceiling-type air conditioner is not horizontal, a plurality of fastening members assembled to a plurality of anchor bolts The purpose is to selectively tighten or loosen the to easily adjust the horizontal position of the ceiling air conditioner.

This object is, in accordance with an embodiment of the present invention; An anchor bolt mounting member which protrudes from the inner surface of the case and is fitted with an anchor bolt installed in the ceiling as an installation hole of the main body; An elastic member inserted into the installation hole of the anchor bolt mounting member and inserted into the anchor bolt to exert an elastic force; It is achieved by providing a case ceiling mounting structure consisting of a fastening member which is fastened to the anchor bolt in which the elastic member is fitted and which compresses or releases the elastic member to adjust the height of the case.

And. The anchor bolt mounting member is formed in a cylindrical shape, it is preferable to form a bent surface bent to reinforce strength at the end portion.

Further, when the fastening member is fastened to the anchor bolt, the elastic member protrudes from the inner side surface of the case and is spaced apart from the inner side surface of the main body so as to prevent the elastic member from being bent or twisted. It is preferable to further have a fixing guide.

And, the elastic member is inserted between the elastic member and the fastening member when the fastening member, the entire surface in the body of the anchor bolt installation member to operate at a uniform height to press the elastic member with a uniform pressing force To be further provided.

The elastic pressing member may include: an extension part in which the anchor bolt is installed in the through hole to transmit the moving force of the fastening member to the elastic member with a uniform pressing force; Protruding to a smaller diameter than the expansion portion is made of a body for guiding movement without flow along the outer circumferential surface of the anchor bolt fitted into the through-hole of the center.

On the other hand, a plurality of expansion protrusions formed to the outside of the expansion portion; The expansion protrusion is provided with a plurality of guide grooves which are opened to one side in the longitudinal direction to the main body of the anchor bolt installation member so that the extension and the body is uniformly in the longitudinal direction of the anchor bolt without left and right flow. It is desirable to allow movement.

The fastening member is preferably a nut or a washer integral nut.

On the other hand, the configuration according to another embodiment of the present invention, the case is built a component such as heat exchanger; A cover covering the case and forming a suction port for sucking air and a discharge port for discharging cold air; An anchor bolt mounting member which protrudes from the inner surface of the case and is fitted with an anchor bolt installed in the ceiling as an installation hole of the main body; An elastic member inserted into the installation hole of the anchor bolt mounting member and inserted into the anchor bolt to exert an elastic force; It is achieved by providing a ceiling type air conditioner having a case ceiling mounting structure consisting of a fastening member which is fastened to the anchor bolt in which the elastic member is fitted and which presses or releases the elastic member to adjust the height of the case.

In addition, the anchor bolt mounting member is formed in a cylindrical shape, it is preferable to form a bent surface that is bent to reinforce strength at the end portion.

Further, when the fastening member is fastened to the anchor bolt, the elastic member protrudes from the inner side surface of the case and is spaced apart from the inner side surface of the main body so as to prevent the elastic member from being bent or twisted. It is preferable to further have a fixing guide.

And, the elastic member is inserted between the elastic member and the fastening member when the fastening member, the entire surface in the body of the anchor bolt installation member to operate at a uniform height to press the elastic member with a uniform pressing force To be further provided.

The elastic pressing member may include: an extension part in which the anchor bolt is installed in the through hole to transmit the moving force of the fastening member to the elastic member with a uniform pressing force; It is preferable that the body is formed to protrude on one side with a diameter smaller than the expansion part and to guide the movement without flow along the anchor bolt fitted into the through-hole of the center portion.

And, a plurality of expansion protrusions formed to the outside of the expansion portion; The expansion protrusion is inserted into the main body of the anchor bolt installation member is provided with a plurality of guide grooves that are open to one side in the longitudinal direction, the extension portion and the body evenly in the longitudinal direction of the anchor bolt without the left, right flow It is desirable to allow movement.

In addition, the fastening member is preferably a nut or a washer integral nut.

The present invention relates to a case ceiling mounting structure and a ceiling air conditioner having the same, and in particular, a plurality of anchor bolt mounting members protrude from the inner surface of the case of the ceiling air conditioner, and the main body mounting hole of the anchor bolt mounting member. Assemble through a plurality of anchor bolts fixed to the ceiling in the assembly, and inserting the elastic member into the main body to fasten and assemble the fastening member to the anchor bolt, so that when the installation position of the ceiling type air conditioner is not horizontal, By selectively tightening or releasing a plurality of assembled fastening members to easily adjust the horizontal position of the ceiling-type air conditioner is a very effective invention to significantly improve the assembly and workability.

Then, the expansion protrusion formed in the extension of the elastic pressure member is provided between the fastening member and the elastic member to guide in the body guide groove of the anchor bolt mounting member, the body of the elastic pressure member along the outer peripheral surface of the anchor bolt The expansion portion is an invention having a feature that the elastic member is pressed with a uniform pressing force to be fastened with a fastening member without twisting or biasing the elastic member while moving precisely.

In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

And, with reference to the accompanying drawings to look at an embodiment of the present invention.

3 is a view showing an installation state of the ceiling air conditioner of the present invention, Figure 4 is an exploded perspective view of a ceiling air conditioner according to an embodiment of the present invention, Figure 5 is an embodiment of the present invention Figure 6 is an exploded perspective view of the case ceiling installation structure according to Figure 6 is an assembled perspective view of the case ceiling installation structure according to an embodiment of the present invention, Figure 7 is a cross-sectional view of the installation state of the case ceiling installation structure according to an embodiment of the present invention. 8 is an exploded perspective view of a case ceiling installation structure according to another embodiment of the present invention, and FIG. 9 is a cross-sectional view illustrating an installation state of the case ceiling installation structure according to another embodiment of the present invention.

The configuration of an embodiment of the present invention relates to a structure for installing various kinds of electronic products on the ceiling, the case 50; An anchor bolt mounting member 30 protruding from the inner surface 52 of the case 50 so that the anchor bolt 16 installed on the ceiling 12 is fitted into the mounting hole 34 of the main body 32; An elastic member 60 inserted into the installation hole 74 of the anchor bolt installation member 30 and fitted into the anchor bolt 54 to exert an elastic force; The elastic member 60 is fastened to the anchor bolt 54 is inserted and made of a fastening member 80 to compress or release the compression of the elastic member 60 to adjust the height of the case 50.

In addition, the anchor bolt mounting member 30 is formed in a cylindrical shape and forms a bent surface 38 that is bent to reinforce strength at an end portion thereof. In particular, an end portion of the bent surface 38 is formed at a right angle direction. It is preferable to form so that it may be bent.

In addition, the anchor bolt mounting member 30 is most preferably formed at about four corners of the bottom surface 52 of the case 50.

When the fastening member 80 is fastened to the anchor bolt 54, the elastic member 60 protrudes from the inner surface 52 of the case 50 to prevent the elastic member 60 from being bent or twisted. (32) It is provided to be spaced apart at a predetermined interval with the inner surface further provided with a fixing guide 33 to which the elastic member 60 is fitted.

In addition, the elastic member 60, the coil spring is most preferably used.

Then, when the fastening member 80 is inserted between the elastic member 60 and the fastening member 80, the entire surface of the anchor bolt mounting member 30 in the main body 32 to a uniform height It is preferable to further include an elastic pressing member 70 in operation to press the elastic member 60 at a uniform pressing force.

On the other hand, the elastic pressing member 70, the anchor bolt 54 is installed in the through-hole 76 so as to transmit the moving force of the fastening member 80 to the elastic member 60 at a uniform pressing force. An extension 74; Protruding to a diameter smaller than the expansion portion 74 is configured to be a body 72 to guide the movement without flow along the outer circumferential surface of the anchor bolt 54 fitted into the through hole 76 of the center.

And, a plurality of expansion projections 78 formed to the outside of the expansion portion 74; The expansion protrusion 78 is provided with a plurality of guide grooves 36 which are opened to one side in the longitudinal direction in the main body 32 of the anchor bolt installation member 30, so that the expansion portion 74 and the body It is preferable that 72 moves uniformly in the longitudinal direction of the anchor bolt 54 without left and right flow.

In addition, although the fastening member 80 may use various types of fastening members, it is most preferable to apply a nut or a washer integral nut.

In addition, as another embodiment of the present invention, as a configuration in which the case ceiling mounting structure is applied to the ceiling type air conditioner, a case 50 in which parts such as a heat exchanger 100 are embedded; A cover 40 covering the case 50 and forming a suction port 42 for sucking air and a discharge port 44 for discharging cold air; An anchor bolt mounting member 30 protruding from the inner surface 52 of the case 50 so that the anchor bolt 16 installed on the ceiling 12 is fitted into the mounting hole 34 of the main body 32; An elastic member 60 inserted into the installation hole 74 of the anchor bolt mounting member 30 and inserted into the anchor bolt 54 to exert an elastic force; The elastic member 60 is fastened to the anchor bolt 54 is inserted and made of a fastening member 80 to adjust the height of the case 50 by pressing or releasing the elastic member 60.

The anchor bolt mounting member 30 is formed in a cylindrical shape and forms a bent surface 38 that is bent to reinforce strength at an end portion thereof.

In addition, the anchor bolt mounting member 30 is most preferably formed at about four corners of the bottom surface 52 of the case 50.

When the fastening member 80 is fastened to the anchor bolt 54, the elastic member 60 protrudes from the inner surface 52 of the case 50 to prevent the elastic member 60 from being bent or twisted. (32) It is provided to be spaced apart at a predetermined interval with the inner surface further provided with a fixing guide 33 to which the elastic member 60 is fitted.

In addition, the elastic member 60, the coil spring is most preferably used.

In addition, when the fastening member 80 is fastened by being inserted between the elastic member 60 and the fastening member 80, the entire surface of the body 32 of the anchor bolt installation member 30 to a uniform height. It is preferable to further include an elastic pressing member 70 in operation to press the elastic member 60 at a uniform pressing force.

In addition, the elastic pressure member 70 is an extension in which the anchor bolt 54 is installed in the through hole 76 so as to transmit the moving force of the fastening member 80 to the elastic member 60 at a uniform pressing force. Section 74; The body 72 is formed to protrude on one side with a diameter smaller than the expansion portion 74 to guide the movement without flow along the anchor bolt 54 fitted into the through hole 76 in the center portion.

And, a plurality of expansion projections 78 formed to the outside of the expansion portion 74; The expansion protrusion 78 is provided with a plurality of guide grooves 36 which are opened to one side in the longitudinal direction in the main body 32 of the anchor bolt installation member 30, so that the expansion portion 74 and the body It is preferable to allow 72 to move uniformly in the longitudinal direction of the anchor bolt 54 without left and right flow.

In addition, although the fastening member 80 may use various types of fastening members, it is most preferable to apply a nut or a washer integral nut.

Hereinafter, the operation and effects of the present invention will be described based on the accompanying drawings.

As shown in FIG. 8 or 9, first, referring to the assembly and operation of an embodiment of the present invention, the inner surface 52 of the case 50 of the product installed on the ceiling air conditioner 20 or other ceiling An anchor bolt installation member 30 is formed integrally with the corner portion protruding downward.

In the central portion of the main body 32 of the anchor bolt mounting member 30 is provided with an installation hole 34 penetrating up and down, the end portion is formed a curved surface 38 bent in a substantially perpendicular direction Lose.

In addition, the fixing guide 33 is formed on the inner surface of the main body 32 from the inner surface 52 up to a portion about the center of gravity in portions spaced apart at regular intervals.

In this configuration, the anchor bolt 54 to fix the ceiling air conditioner 20 and other products is installed and fixed at the position where the anchor bolt mounting member 30 is formed.

Then, the upper fastening member 90 is tightened to the anchor bolt 54 to be installed up to the ceiling 12, and as many as the number of the anchor bolt 54 is installed, the anchor bolt installation member 30 is Insert the installation hole 34 of the main body 32 to protrude.

Then, when the coil-shaped elastic member 60 is inserted into the anchor bolt 54 protruding into the installation hole 34 of the main body 32, the inner surface of the main body 32 and the fixing guide 33 The elastic member 60 is inserted into the outer surface.

Then, after the elastic member 60 is inserted, tighten the fastening member 80 to the anchor bolt 54, while tightening the fastening member 80 to the elastic member 60 at a uniform pressing force. The elastic member 60 is compressed and assembled with a uniform pressing force with respect to the entire area, and then lifts the ceiling air conditioner 20 or other products while being able to withstand the weight of the ceiling air conditioner 20 or other products. The assembly is completed while being in contact with the upper fastening member 90 assembled to the upper surface of the case 50.

On the other hand, since the elastic member 60 is fitted to the outer circumferential surface of the fixing guide 33, even if the pressing force of the fastening member 80 is applied, the elastic member 60 is crushed by the fixing guide 33 Will be prevented.

After the assembly of the four fastening members 80 is completed, when the horizontal positions of the ceiling type air conditioners 20 or other products do not match, and the horizontal positions are to be adjusted, the fastening members 80 at positions not matched. When slightly loosening or tightening), the elastic member 60 is also slightly loosened or tightened, and the case 50 that is not horizontally aligned with respect to the upper fastening member 90 is slightly lowered or raised downward. Adjust the horizontal position as a whole.

At this time, even if the case 50 is not in close contact with the upper fastening member 90, the elastic member 60 is squeezed due to the weight of the ceiling air conditioner 20 or other products, and the fastening member Since pressing 80, the fastening member 80 is prevented from being released by external factors such as vibration.

On the other hand, as shown in Figures 5 to 7 look at the assembly and operation of the other embodiment, almost the same as the embodiment, but only between the elastic member 60 and the fastening member 80 There is a difference in the configuration to further provide a uniform pressing force to the elastic member 60 by further comprising an elastic pressing member (70).

The elastic pressing member 70 is extended to the side with respect to the body 72 to form an expansion portion 74 for uniformly pressing the elastic member 60, the outside of the expansion portion 74 A plurality of, preferably four expansion protrusions 78 are formed in the guide grooves 36 in which the extension protrusions 78 are guided in the longitudinal direction in the main body 32 of the anchor bolt mounting member 30. ) Is formed to the middle portion of the body (32).

After the elastic member 60 is inserted into the main body 32, the body 72 of the elastic pressing member 70 is inserted into the central portion of the elastic pressing member 70, and the elastic member 60 is elastic to the extension portion 74. When the member 60 is in contact with each other and the fastening member 80 is tightened to the anchor bolt 54, the extension protrusion 78 protruding from the extension portion 74 of the elastic pressure member 70 is a guide groove ( While moving along 36), the elastic member 60 is uniformly pressed without being twisted or biased to one side by raising and lowering to a uniform height.

And, when pressing the elastic pressing member 70 by the fastening member 80, the body 72 of the elastic pressing member 70 is a space between the fixing guide 33 and the anchor bolt 54 Entering into and entering, being in close contact with the outer circumferential surface of the anchor bolt (540) and the action, the expansion protrusion 78 is raised and lowered in a state that exactly matches the guide groove 36 of the main body 32 As a result, the elastic pressing member 70 has a characteristic of pressing the elastic member 60 more precisely than when pressing the elastic member 60 only with the fastening member 80.

In addition, when the fastening member 80 is assembled to adjust the horizontal position after assembling or assembling the case 50 of the ceiling type air conditioner 20, the description thereof will be omitted.

And, in the embodiment and the other embodiment, the fastening member 80 and the upper fastening member 90 is most preferably used as a washer integral nut.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art to which the art belongs can make various modifications and other equivalent embodiments therefrom. Will understand.

1 is a view showing a state in which a conventional ceiling air conditioner is mounted on the ceiling,

Figure 2 is a cross-sectional view showing a state in which the conventional ceiling-type air conditioner is fixed to the ceiling with an anchor bolt.

3 is a view showing an installation state of the ceiling-type air conditioner of the present invention,

Figure 4 is an exploded perspective view of a ceiling air conditioner according to an embodiment of the present invention,

Figure 5 is an exploded perspective view of the case ceiling installation structure according to an embodiment of the present invention,

Figure 6 is an assembled perspective view of the case ceiling installation structure according to an embodiment of the present invention,

Figure 7 is a cross-sectional view of the installation state of the case ceiling installation structure according to an embodiment of the present invention,

Figure 8 is an exploded perspective view of the case ceiling installation structure according to another embodiment of the present invention,

Figure 9 is a cross-sectional view of the installation state of the case ceiling installation structure according to another embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

12: ceiling 30: anchor bolt mounting member

32: main body 34: mounting holes

36: guide groove 38: bending surface

40: cover 50: case

52: bottom surface 60: elastic member

70: elastic pressure member 72: body

74: expansion portion 76: through hole

78: expansion protrusion 80: fastening member

90: upper fastening member 100: heat exchanger

Claims (14)

A case; An anchor bolt mounting member which protrudes from the inner surface of the case and is fitted with an anchor bolt installed in the ceiling as an installation hole of the main body; An elastic member inserted into the installation hole of the anchor bolt mounting member and inserted into the anchor bolt to exert an elastic force; The elastic member is fastened to the anchor bolt is inserted and made of a fastening member for pressing or releasing the elastic member to adjust the height of the case, The elastic member is inserted between the elastic member and the fastening member so that when the fastening member is fastened, the entire surface of the anchor bolt mounting member is operated at a uniform height to press the elastic member with a uniform pressing force. Equipped, When the fastening member is fastened to the anchor bolt, in order to prevent the elastic member from being bent or twisted, the fixing guide protrudes from the inner side of the case and is spaced apart from the inner side of the main body at a predetermined interval to fit the elastic member. Case ceiling installation structure characterized in that it further comprises. The method of claim 1, The anchor bolt mounting member is formed in a cylindrical shape, the case ceiling installation structure, characterized in that to form a bent surface bent to reinforce strength at the end portion. delete delete The method of claim 1, The elastic pressing member, An expansion part in which the anchor bolt is installed in the through hole so as to transfer the moving force of the fastening member to the elastic member with a uniform pressing force; The case ceiling installation structure, characterized in that made of a body to guide the movement without flow along the outer circumferential surface of the anchor bolt is formed to protrude to a smaller diameter than the expansion portion inserted into the through hole of the center. The method of claim 5, wherein A plurality of expansion protrusions formed outside the expansion portion; The expansion protrusion is provided with a plurality of guide grooves which are opened to one side in the longitudinal direction to the main body of the anchor bolt installation member so that the extension and the body is uniformly in the longitudinal direction of the anchor bolt without left and right flow. Case ceiling installation structure, characterized in that to move. The method of claim 1, The fastening member is a case ceiling mounting structure, characterized in that the nut or washer integral nut. A case in which parts such as a heat exchanger are built-in; A cover covering the case and forming a suction port for sucking air and a discharge port for discharging cold air; An anchor bolt mounting member which protrudes from the inner surface of the case and is fitted with an anchor bolt installed in the ceiling as an installation hole of the main body; An elastic member inserted into the installation hole of the anchor bolt mounting member and inserted into the anchor bolt to exert an elastic force; The elastic member is fastened to the anchor bolt is inserted and made of a fastening member for pressing or releasing the elastic member to adjust the height of the case, The elastic member is inserted between the elastic member and the fastening member so that when the fastening member is fastened, the entire surface of the anchor bolt mounting member is operated at a uniform height to press the elastic member with a uniform pressing force. Equipped, When the fastening member is fastened to the anchor bolt, in order to prevent the elastic member from being bent or twisted, the fixing guide protrudes from the inner side of the case and is spaced apart from the inner side of the main body at a predetermined interval. Ceiling type air conditioner with a case ceiling installation structure further comprising. The method of claim 8, The anchor bolt installation member is formed in a cylindrical shape, the ceiling air conditioner with a case ceiling installation structure, characterized in that to form a bent surface bent to reinforce strength at the end portion. delete delete The method of claim 8, The elastic pressing member, An expansion part in which the anchor bolt is installed in the through hole so as to transfer the moving force of the fastening member to the elastic member with a uniform pressing force; Ceiling-type air conditioner having a case ceiling installation structure, characterized in that the protruding on one side with a smaller diameter than the expansion portion made of a body for guiding movement without flow along the anchor bolt fitted into the through-hole of the center. The method of claim 12, A plurality of expansion protrusions formed outside the expansion portion; The expansion protrusion is inserted into the main body of the anchor bolt installation member is provided with a plurality of guide grooves that are open to one side in the longitudinal direction, the extension portion and the body evenly in the longitudinal direction of the anchor bolt without the left, right flow Ceiling type air conditioner with a case ceiling mounting structure, characterized in that to move. The method of claim 8, The fastening member is a ceiling air conditioner with a case ceiling mounting structure, characterized in that the nut or washer integral nut.

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