JP2007309161A - Support device for ceiling fan - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a support structure for a ceiling fan capable of improving mounting workability of the ceiling fan and preventing drop of the same. <P>SOLUTION: A fixing fitting 6 including an abutment part 5 in a shape supported detachably from a hanging fixture 4, and a hooking ceiling including a hanger part 8 surrounded by the fixing fitting 6 and projecting in a shape fixed in a ceiling surface are provided, and the abutment part 5 is arranged right above the hanger part 8 to enable the abutment part 5 of the fixing fitting 6 to be locked on the hanger part 8 of the hooking ceiling 9. Consequently, the support device for the ceiling fan capable of improving mounting workability of the ceiling fan comprising a motor 2 provided with blades 1 and preventing drop of the same can be provided. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a support device for a ceiling fan attached to a ceiling surface.

  Conventionally, a ceiling fan that is suspended from a ceiling by a support member is known as an example of this type of ceiling fan (see, for example, Patent Document 1).

  Hereinafter, the ceiling fan will be described with reference to FIG.

As shown in the figure, the simple mounting bracket 102 inside the canopy 101 is engaged and fixed to the hanger 104 of the support member 103 of the pipe, the stator 105 is fixed to the support member 103, and the outer rotating body 106 of the motor is fixed to the outer rotating body 106 of the motor. A blade 107 is provided, and a ceiling 108 attached to the ceiling is disposed inside the simple mounting bracket 102, and a power cord 109 drawn from the ceiling passes through the hollow of the pipe support member 103 to fix the control board 110 and the motor. It is configured to supply power to the child 105.
JP-A-11-210678 ([0011] to [0014], FIG. 2)

  In such a conventional ceiling fan, there is a problem that safety against the falling of the ceiling fan is not considered, and a support device that can prevent the falling is required.

  Further, there is a problem that the wiring of the power cord 109 is necessary and the installation work is not easy, and it is required to improve the mounting workability.

  The present invention solves such a conventional problem, and an object of the present invention is to provide a support device for a ceiling fan.

  In order to achieve the above object, a supporting device for a ceiling fan of the present invention has an outer rotor type motor for fixing a plurality of blades, a pipe-like fixed shaft projecting at the upper center of the motor, and an upper portion of the fixed shaft. A hanger part that protrudes in a shape that is surrounded by the fixing metal fitting and is fixed to the ceiling surface. And the abutting portion is disposed immediately above the hanger portion so that the abutting portion of the fixing fitting can be locked to the hanger portion of the hooking ceiling.

  By this means, it is possible to improve the mounting workability, and to obtain a ceiling fan support device that can prevent the ceiling fan from falling.

  In another means, the contact portion is formed in an annular shape projecting from the inner periphery of the upper part of the fixing bracket, and a notch portion for releasing the hanger portion of the hooking ceiling at the time of attachment is provided.

  By this means, a support device for a ceiling fan that can ensure safety against dropping can be obtained.

  In another means, the abutting portion is formed by a pair of projecting pieces projecting from the upper inner periphery of the fixing bracket.

  By this means, it is possible to obtain a supporting device for a ceiling fan that can reduce the weight of the fixing bracket and reduce the manufacturing cost.

  According to another means, the abutting portion is formed by providing a flat portion on the opposite side surface of the substantially cylindrical fixing bracket and cutting and raising a part of the flat portion.

  By this means, it is possible to obtain a support device for a ceiling fan that can reduce installation errors and construction variations during construction, and can reduce material costs.

  Further, another means is provided with an engaging protrusion bent upward on the hanger portion of the hooking ceiling, and an opening into which the engaging protrusion can be inserted is formed in the abutting portion of the fixing bracket. .

  By this means, it is possible to obtain a ceiling fan support device that facilitates positioning at the time of mounting the fixing bracket, improves workability, and prevents the ceiling fan from dropping and improves safety.

  In another means, the abutting portion is provided on the same plane as the upper end surface of the fixing fitting in contact with the ceiling surface.

  By this means, it is possible to obtain a support device for a ceiling fan that improves the workability and is easy to press work and can reduce the manufacturing cost.

  Another means is to provide an engaging protrusion bent upward on the hanger part of the hooking ceiling, and the engaging protrusion can be inserted into the abutting part of the fixing bracket when rotated on a horizontal plane. A notch groove is provided.

  By this means, workability can be further improved, and a ceiling fan support device that can improve safety by preventing the ceiling fan from falling can be obtained.

  Another means is that the fixing bracket is provided with at least a pair of guide portions facing each other at a slightly larger distance than the outer diameter of the hook ceiling.

  This means improves the workability and provides a ceiling fan support device that can accurately maintain the relative position between the abutment portion of the fixing bracket and the hanger portion of the hooking ceiling.

  Another means is that a first mounting hole is provided in the vicinity of the abutting portion of the fixing bracket, and a second mounting hole is provided in the guide portion of the fixing bracket.

  By this means, a support device for a ceiling fan that can further improve safety against dropping can be obtained.

  Another means is provided with an engagement hole for engaging the canopy on the side surface of the fixing bracket.

  By this means, a canopy can be temporarily fixed, and a ceiling fan support device that can be easily constructed can be obtained.

  Further, the other means includes a hanging tool having a protrusion in the hanging direction and a fixing bracket having a positioning hole into which the protrusion can be inserted, and the fixing bracket and the hanging tool are horizontally moved by a stepped screw. A stepped screw hole larger than the stepped portion diameter of the stepped screw is provided in the fixing bracket.

  By this means, it is possible to prevent the ceiling fan from falling, and it is possible to obtain a ceiling fan support device in which vibration during operation of the ceiling fan is difficult to be transmitted to the ceiling surface.

  ADVANTAGE OF THE INVENTION According to this invention, while being able to improve attachment workability | operativity, the support apparatus of a ceiling fan with the effect which can prevent the fall of a ceiling fan can be provided.

  In addition, it is possible to provide a ceiling fan support device that can reduce the weight of the fixing bracket and can reduce the manufacturing cost.

  In addition, it is possible to provide a support device for a ceiling fan that can reduce installation errors and construction variations during construction, and can reduce material costs.

  Further, it is possible to provide a support device for a ceiling fan that can be easily positioned when the fixing bracket is attached and can improve workability.

  Moreover, while improving workability, it is possible to provide a ceiling fan support device that is effective in reducing the manufacturing cost.

  In addition, it is possible to provide a ceiling fan support device that is capable of accurately maintaining the relative position between the abutment portion of the fixing bracket and the hanger portion of the hooking ceiling.

  Further, it is possible to provide a ceiling fan support device that can be temporarily fixed and can be easily installed.

  In addition, it is possible to provide a support device for a ceiling fan that has an effect of making it difficult for vibration during operation of the ceiling fan to be transmitted to the ceiling surface.

  According to the first aspect of the present invention, an outer rotor type motor for fixing a plurality of blades, a pipe-like fixed shaft projecting at the upper center of the motor, and a suspension engaged with the upper portion of the fixed shaft A fixing bracket having a contact portion in a shape supported in a separable manner with a fixture, and a hooking ceiling having a hanger portion protruding in a shape surrounded by the fixing bracket and fixed to the ceiling surface. The abutment portion is disposed immediately above the hanger portion so that the abutment portion of the metal fitting can be engaged with the hanger portion of the hooking ceiling, and the abutment of the fixing metal fitting that fixes the ceiling fan to the ceiling surface Since the part can be locked to the hanger part of the hooking ceiling, the fixing bracket can be temporarily placed when it is mounted on the ceiling surface, so that the mounting workability can be improved and the fixing bracket mounting screw Even if it is damaged, since the contact portion of the fixing bracket is held stuck on the hanger portion of the ceiling-mounted hooking receptacle, an effect that can prevent the fall of the ceiling fan.

  Further, the invention according to claim 3 is provided with a notch portion for releasing the hanger portion of the hooking ceiling when the contact portion is attached in an annular shape projecting on the inner periphery of the upper part of the fixing bracket. The hooking ceiling hanger part is released through the notch part of the metal fitting, close to the ceiling surface, rotate on a horizontal surface, and then screwed to the ceiling surface. It is easy, and there is a contact portion that can be locked to the hanger portion of the hooking ceiling around the entire circumference, and the range that can be locked to the hanger portion of the hooking ceiling is wide, so safety against dropping can be ensured. It has the action.

  According to a third aspect of the present invention, the contact portion is formed by a pair of projecting pieces projecting from the upper inner periphery of the fixing bracket, and the pair of contact portions that can be locked to the hanger portion of the hooking ceiling. By using the projecting piece, it is possible to reduce the weight of the fixing bracket, facilitate the processing operation, and reduce the manufacturing cost.

  According to a fourth aspect of the present invention, the abutting portion is formed by providing a flat portion on the opposite side surface of the substantially cylindrical fixing bracket and cutting and raising a part of the flat portion. The upper part of the fixing bracket that surrounds the outer periphery is substantially cylindrical, but a flat part is formed at two locations on the opposite side of the fixing bracket, and a part of this flat part is cut and raised to make contact with the inner peripheral side. By making the contact part projecting and being able to be locked to the hanger part of the hook ceiling, it is possible to manufacture with one part of the same material, so it is possible to reduce installation errors and construction variations during construction, and to reduce material costs It has the effect of being able to.

  According to a fifth aspect of the present invention, an engagement protrusion bent upward is provided on the hanger part of the hooking ceiling, and an opening into which the engagement protrusion can be inserted is formed in the contact part of the fixing bracket. By providing the fixing bracket with an abutting portion having an opening into which the engaging protrusion of the hanger portion of the hooking ceiling can be inserted, positioning at the time of mounting the fixing bracket becomes easy and workability can be improved. Also, if the mounting screw on the hanger part is damaged, if the fixing bracket slips down, the opening of the abutment part will be securely caught by the engagement protrusion, preventing the ceiling fan from falling. Therefore, the safety can be improved.

  In the invention according to claim 6, the abutting portion is provided in the same plane as the upper end surface of the fixing metal fitting in contact with the ceiling surface, and can be engaged with the hanger portion of the hooking ceiling in the same plane as the ceiling surface. By providing such a contact portion, workability is improved, and press working is facilitated, and the manufacturing cost can be suppressed.

  According to a seventh aspect of the present invention, the hanger portion of the hooking ceiling is provided with a notch groove into which the engaging protrusion can be inserted when the engaging protrusion bent upward is rotated in a horizontal plane. When the fixing bracket is moved close to the ceiling surface and rotated on a horizontal plane, the engaging protrusion of the hanger part of the hooking ceiling is inserted into the notch groove of the abutting part and abuts on one end of the notch groove. Since it can be stopped at a predetermined position, positioning during mounting can be performed without moving the fixing bracket up and down, and workability can be further improved, and even if the mounting screw on the hanger part is damaged, it can be fixed. When the metal fitting is displaced down, the notch groove of the abutting portion is surely hooked to the engaging projection, and the ceiling fan can be prevented from falling to improve safety.

  According to the eighth aspect of the present invention, at least a pair of guide portions facing each other at a slightly larger interval than the outer diameter of the hooking ceiling are provided on the fixing bracket, and the guide portion has an inner diameter slightly larger than the outer diameter of the hooking ceiling. Since the abutment part of the fixing bracket can be reliably guided to the hanger part of the hooking ceiling, the fixing bracket can be easily attached, workability is improved, and the abutment part of the fixing bracket and the hooking part are hooked. It has the effect that the relative position with the hanger part of the sealing can be accurately maintained.

  According to the ninth aspect of the present invention, the first mounting hole is provided in the vicinity of the contact portion of the fixing bracket, and the second mounting hole is provided in the guide portion of the fixing bracket. A first mounting hole is provided in the vicinity of the contact portion. However, by providing a second mounting hole in the guide portion, the second mounting hole is tightened to the ceiling surface with a wood screw or the like, and fixed to the ceiling surface. Can be further strengthened, and the safety against dropping can be further improved.

  Further, the invention according to claim 10 is provided with an engagement hole for engaging the canopy on the side surface of the fixing bracket, and when the canopy serving as the outline of the fixing bracket is attached, the fixing plate has a substantially cylindrical side surface. By providing the engagement hole that can engage the canopy, the pin can be temporarily fixed by inserting the pin of the canopy into the engagement hole.

  The invention according to claim 11 is provided with a hanging tool having a protrusion in the hanging direction and a fixing metal fitting having a positioning hole into which the protrusion can be inserted, and the fixing metal fitting and the hanging tool are provided by a stepped screw. It is possible to connect in the horizontal direction, a stepped screw hole larger than the stepped portion diameter of the stepped screw is provided in the fixing bracket, and by connecting the fixing bracket and the hanging tool via the stepped screw, By preventing the hanging tool from falling off the fixing bracket and dropping the ceiling fan, by making the stepped screw hole for mounting the stepped screw of the fixing bracket larger than the step diameter of the stepped screw, It has an effect that vibration during operation of the ceiling fan is difficult to be transmitted to the ceiling surface without being in a completely coupled state.

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

(Embodiment 1)
As shown in FIGS. 1 to 6, an outer rotor type motor 2 that fixes a plurality of blades 1, a pipe-shaped fixed shaft 3 that protrudes from the center of the motor 2, and a suspension that is coupled to the upper portion of the fixed shaft 3. The lower fixture 4, a fixing bracket 6 having a contact portion 5 in a shape that is separably supported from the hanging fixture 4, and an end portion protruding in a shape surrounded by the fixing bracket 6 and fixed to the ceiling surface 7 Is provided with a hooking ceiling 9 having an L-shaped hanger part 8, and the abutting part 5 is located immediately above the hanger part 8 so that the abutting part 5 of the fixing bracket 6 can be locked to the hanger part 8 of the hooking ceiling 9. And the ceiling fan 10 is configured.

  In the above configuration, the abutment portion 5 of the fixing bracket 6 that fixes the ceiling fan 10 to the ceiling surface 7 can be locked to the hanger portion 8 of the hook ceiling 9, so that the fixing bracket 6 can be temporarily placed when attached to the ceiling surface 7. Therefore, the mounting workability can be improved, and even if the mounting screw of the fixing bracket 6 is broken, the contact portion 5 of the fixing bracket 6 is hooked and held on the hanger portion 8 of the hooking ceiling 9, so that the ceiling fan 10 Can be prevented from falling.

(Embodiment 2)
As shown in FIG. 4, when the contact portion 5A is attached in an annular shape projecting from the upper inner periphery of the fixture 6A, a notch portion 11 for releasing the hanger portion 8 of the hook ceiling 9 shown in the first embodiment. Is provided and configured.

  In the above configuration, the hanger part 8 of the hooking ceiling 9 shown in the first embodiment is allowed to escape through the notch part 11 of the fixing bracket 6A so as to be close to the ceiling surface, slightly rotated on a horizontal surface, and then screwed to the ceiling surface. By fixing, there are few restrictions on the screwing position and attachment work is easy, and there is a contact portion 5A that can be locked to the hanger portion 8 of the hooking ceiling 9 around the entire circumference, and the hanger portion 8 of the hooking ceiling 9 Since the range locked by is wide, safety against dropping can be ensured.

(Embodiment 3)
As shown in FIG. 5, the contact portion 5B is formed by a pair of projecting pieces 12 projecting from the upper inner periphery of the fixture 6B.

  In the above configuration, by using the contact portions 5B that can be locked to the hanger portion 8 of the hooking ceiling 9 shown in the first embodiment as a pair of projecting pieces 12, the weight of the fixing bracket 6B can be reduced, and the processing work can be performed. It becomes easy and the manufacturing cost can be reduced.

(Embodiment 4)
As shown in FIG. 6, the contact portion 5 </ b> C has a configuration in which a flat surface portion 13 is provided on the opposite side surface of the fixing metal 6 </ b> C and a part of the flat surface portion 13 is cut and raised.

  In the above configuration, the upper part of the fixing bracket 6C surrounding the outer periphery of the hooking ceiling 9 shown in the first embodiment is substantially cylindrical, but the plane portions 13 are formed at two locations on the opposite side surfaces of the fixing bracket 6C. By cutting and raising a part of the portion 13, a contact portion 5C is provided on the inner peripheral side so as to be able to be locked to the hanger portion 8 of the hooking ceiling 9 shown in the first embodiment. Therefore, it is possible to reduce the installation error and the construction variation at the time of construction, and to suppress the material cost.

(Embodiment 5)
As shown in FIGS. 7 and 8, the hanger portion 8A of the hooking ceiling 9A is provided with an engagement protrusion 14 bent upward, and the engagement protrusion 14 can be inserted into the contact portion 5D of the fixing bracket 6D. An opening 15 is formed and configured.

  In the above configuration, by providing the fixing bracket 6D with the contact portion 5D having the opening 15 into which the engaging protrusion 14 of the hanger portion 8A of the hooking ceiling 9A can be inserted, positioning at the time of mounting the fixing bracket 6D is facilitated. Since the fixing bracket 6D can be temporarily placed, the workability can be improved, and even if the mounting screw for the hanger portion 8A is damaged, if the fixing bracket 6D is displaced, the opening 15 of the contact portion 5D is removed. Is reliably caught by the engaging protrusion 14, and the ceiling fan can be prevented from dropping and safety can be improved.

(Embodiment 6)
As shown in FIG. 9, the contact portion 5E is provided on the same plane as the upper end surface 16 of the fixing bracket 6E in contact with the ceiling surface.

  In the above configuration, by providing the contact portion 5E that can be engaged with the hanger portion 8 of the hook ceiling 9 shown in Embodiment 1 on the same plane as the ceiling surface, the workability is improved and the press work is facilitated. Manufacturing costs can be reduced.

(Embodiment 7)
As shown in FIGS. 10 and 11, the hanger 8A of the hooking ceiling 9A shown in the fifth embodiment is provided with an engaging protrusion 14 bent upward, and is rotated on the abutment 5F of the fixing bracket 6F in a horizontal plane. A notch groove 17 into which the engaging protrusion 14 can be inserted when moved is provided.

  In the above configuration, when the fixing bracket 6F is rotated on the horizontal plane close to the ceiling surface, the engaging protrusion 14 of the hanger portion 8A of the hooking ceiling 9A is inserted into the notch groove 17 of the contact portion 5F, Since it can be brought into contact with one end of the notch groove 17 and stopped at a predetermined position, the fixing bracket 6F can be positioned without moving up and down, so that the workability can be further improved, and the mounting screw of the hanger 8A can be damaged. Even when the fixing bracket 6F is displaced, the notch groove 17 of the contact portion 5F is surely caught by the engaging projection 14, and the safety of the ceiling fan can be prevented and the safety can be improved. It becomes.

(Embodiment 8)
As shown in FIG. 12, at least a pair of guide portions 18 that are opposed to each other at an interval slightly larger than the outer diameter of the hooking ceiling 9A shown in the fifth embodiment is provided on the fixture 6G.

  In the above configuration, by providing the guide portion 18 with an inner diameter slightly larger than the outer diameter of the hook ceiling 9A shown in the fifth embodiment, there is little shaking when the fixing bracket 6G is rotated on a horizontal plane, and the contact of the fixing bracket 6G is reduced. Since the contact portion 5G can be reliably guided to the hanger portion 8A of the hooking ceiling 9A, the fixing bracket 6G can be easily attached, workability is improved, and the contact portion 5G of the fixing bracket 6G and the hooking ceiling 9A The relative position with respect to the hanger part 8A can be accurately maintained.

(Embodiment 9)
As shown in FIG. 13, a first mounting hole 19 is provided in the vicinity of the contact portion 5H of the fixing bracket 6H, and a second mounting hole 20 is provided in the guide portion 18A of the fixing bracket 6H.

  In the above configuration, the first mounting hole 19 is provided in the vicinity of the contact portion 5H of the fixing bracket 6H. However, by providing the second mounting hole 20 in the guide portion 18A, the second mounting hole 20 is passed through. It can be tightened to the ceiling surface with a wood screw or the like to further strengthen the fixing to the ceiling surface, and the safety against dropping can be further improved.

(Embodiment 10)
As shown in FIG. 14, an engagement hole 23 for engaging with a pin 22 provided on the canopy 21 is provided on the side surface of the fixture 6J.

  In the above configuration, when the canopy 21 that is the outline of the fixing bracket 6J is attached, the canopy is formed by providing the engagement hole 23 that can engage the pin 22 provided on the canopy 21 on the substantially cylindrical side surface of the fixing bracket 6J. By inserting the 21 pins 22 into the engagement holes 23, temporary fixing can be performed, and the construction becomes easy.

(Embodiment 11)
As shown in FIGS. 15 and 16, a hanging tool 4 </ b> A having a protrusion 24 in the hanging direction and a fixing bracket 6 </ b> K having a positioning hole 25 into which the protrusion 24 can be inserted are provided, and the fixing bracket 6 </ b> K and the hanging tool 4 </ b> A are provided. A stepped screw 26 can be connected in the horizontal direction, and a stepped screw hole 27 larger than the stepped portion diameter of the stepped screw 26 is provided in the fixing bracket 6K.

  In the above configuration, by connecting the fixing bracket 6K and the hanging tool 4A via the stepped screw 26, it is possible to prevent the hanging tool 4A from falling off the fixing bracket 6K and the ceiling fan from falling. At the same time, by making the stepped screw hole 27 of the fixing bracket 6K larger than the stepped portion diameter of the stepped screw 26, it is coupled so as not to be in a completely fixed state, and vibration during operation of the ceiling fan is difficult to be transmitted to the ceiling surface. Will be.

  The ceiling fan support device according to the present invention can improve the mounting workability of the ceiling fan and can prevent falling, and is also useful in the field of a direct mounting fan for a ceiling and a support device for an illuminator. It is.

1 is an exploded perspective view of a sealing fan support device according to a first embodiment of the present invention. Side view of the support device for the ceiling fan Enlarged view of the main part of the support device for the ceiling fan The perspective view of the fixing metal fitting of the supporting device of the ceiling fan of Embodiment 2 of the present invention The perspective view of the fixture of the support apparatus of the ceiling fan of Embodiment 3 of this invention The perspective view of the fixing bracket of the support apparatus of the ceiling fan of Embodiment 4 of this invention The side view of the hook ceiling of the fixing bracket of the supporting device of the ceiling fan of Embodiment 5 of this invention Perspective view of fixing bracket of supporting device for the ceiling fan The perspective view of the fixing bracket of the support apparatus of the ceiling fan of Embodiment 6 of this invention The perspective view of the fixing bracket of the supporting device of the ceiling fan of Embodiment 7 of this invention The enlarged view of the contact part which shows the notch groove of the support apparatus of the ceiling fan The perspective view of the fixing bracket of the support apparatus of the ceiling fan of Embodiment 8 of this invention The perspective view of the fixing bracket of the supporting device of the ceiling fan of Embodiment 9 of this invention The perspective view which shows the attachment state of the canopy of the support apparatus of the ceiling fan of Embodiment 10 of this invention. Sectional drawing which shows the principal part which shows the attachment state of the hanging tool of the support apparatus of the ceiling fan of Embodiment 11 of this invention Sectional drawing of the principal part showing the mounting state of the hanging tool of the supporting device of the ceiling fan Cross-sectional view of a conventional ceiling fan

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Blade 2 Motor 3 Fixed shaft 4 Hanging tool 4A Hanging tool 5 Contact part 5A Contact part 5B Contact part 5C Contact part 5D Contact part 5E Contact part 5F Contact part 5H Contact part 6 Fixing bracket 6A fixing bracket 6B fixing bracket 6C fixing bracket 6D fixing bracket 6E fixing bracket 6F fixing bracket 6G fixing bracket 6H fixing bracket 6J fixing bracket 7 ceiling surface 8 hanger portion 8A hanger portion 9 hook ceiling 9A hook ceiling 10 notch portion 11 notch Piece 13 Plane portion 14 Engaging projection 15 Opening portion 16 Upper end surface 17 Notch groove 18 Guide portion 18A Guide portion 19 First attachment hole 20 Second attachment hole 21 Canopy 22 Pin 23 Engagement hole 24 Projection 25 Positioning hole 26 Stepped screw 27 Stepped screw hole

Claims (11)

An outer rotor type motor that fixes a plurality of blades, a pipe-shaped fixed shaft protruding at the upper center of the motor, a suspension device coupled to the upper portion of the fixed shaft, and a support device that can be separated from the suspension device A fixing bracket having a contact portion and a hooking ceiling having a hanger portion protruding in a shape surrounded by the fixing bracket and fixed to the ceiling surface, and the contact portion of the fixing bracket is A support device for a ceiling fan, wherein the contact portion is disposed immediately above the hanger portion so as to be able to be locked to the hanger portion of the hook ceiling. 2. The supporting device for a ceiling fan according to claim 1, wherein the abutting portion has an annular shape projecting on the inner periphery of the upper part of the fixing bracket, and is provided with a notch for releasing the hanger portion of the hooking ceiling at the time of attachment. The supporting device of the ceiling fan according to claim 1, wherein the contact portion is formed by a pair of projecting pieces projecting to the upper inner periphery of the fixing bracket. The supporting device for a ceiling fan according to claim 1 or 3, wherein the abutting portion is formed by providing a flat portion on opposite side surfaces of the substantially cylindrical fixing bracket and cutting and raising a part of the flat portion. 5. The sealing according to claim 1, wherein an engagement protrusion bent upward is provided on the hanger part of the hooking ceiling, and an opening into which the engagement protrusion can be inserted is formed in the contact part of the fixing bracket. Fan support device. The support device of the ceiling fan in any one of Claims 1-5 which provided the contact part in the same plane as the upper end surface of the fixing metal fitting which contact | connects a ceiling surface. An engagement protrusion bent upward is provided on the hanger part of the hooking ceiling, and a notch groove into which the engagement protrusion can be inserted when rotated in a horizontal plane is provided in the contact part of the fixing bracket. The support apparatus of the ceiling fan in any one of 1-4. The supporting device for a ceiling fan according to any one of claims 1 to 7, wherein at least a pair of guide portions opposed to each other at an interval slightly larger than an outer diameter of the hook ceiling is provided on the fixing bracket. 9. The supporting device for a ceiling fan according to claim 8, wherein a first mounting hole is provided in the vicinity of the contact portion of the fixing bracket, and a second mounting hole is provided in the guide portion of the fixing bracket. The supporting device of the ceiling fan in any one of Claims 1-9 which provided the engagement hole which a canopy engages in the side surface of a fixing metal fitting. A hanging tool having a protrusion in the hanging direction; and a fixing bracket having a positioning hole into which the protrusion can be inserted. The fixing bracket and the hanging tool can be connected in a horizontal direction by a stepped screw. The supporting device for a ceiling fan according to claim 1, wherein a stepped screw hole larger than a stepped portion diameter of the screw is provided in the fixing bracket.

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