JP4887901B2 - Ceiling fan support device - Google Patents

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 hanging fixture coupled to the hanging fixture, a fixture having a contact portion in a shape that is separably supported by the suspension, and a shape that is surrounded by the fixture and is fixed to the ceiling surface. A hook ceiling having a hanger portion, the abutment portion being disposed immediately above the hanger portion so that the abutment portion of the fixing bracket can be locked to the hanger portion of the hook ceiling, and the abutment the part, a flat portion is provided on opposite sides of the substantially cylindrical the fixing bracket, and forming by cutting and raising a part of the planar portion.

By this means, the mounting workability can be improved, the falling of the ceiling fan can be prevented , installation mistakes during installation and variations in construction can be reduced, and a support device for the ceiling fan that can reduce the material cost 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 support device for a ceiling fan that can reduce installation errors and construction variations during construction, and can reduce material costs.

  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, there is provided 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 hanging tool coupled to the upper portion of the fixed shaft. And a hook having a contact portion in a shape that is separably supported by the hanging tool, and a hanger portion that is surrounded by the fixing bracket and fixed to the ceiling surface, and has a protruding hanger portion The contact portion of the fixing bracket is disposed immediately above the hanger portion so that the contact portion of the fixing bracket can be locked to the hanger portion of the hooking ceiling, and the contact portion is substantially cylindrical. the opposite sides of the fixing bracket a flat portion provided, which is formed by cutting and raising a part of the planar portion, the contact portion of the fixing member for fixing the ceiling fan on the ceiling surface, ceiling-mounted hooking receptacle hanger Can be locked to This makes it possible to temporarily place the fixing bracket when it is mounted on the ceiling surface, so that the mounting workability can be improved, and even if the fixing bracket mounting screw is damaged, the contact portion of the fixing bracket can be Since it is hooked and held by the hanger part, the ceiling fan can be prevented from falling, and the upper part of the fixing bracket that surrounds the outer periphery of the hooking ceiling is substantially cylindrical. By cutting and raising a part of this flat part, a contact part is projected on the inner peripheral side and can be locked to the hanger part of the hooking ceiling, so that one part of the same material can be used. Since it can be manufactured, it has the effect that it is possible to reduce installation errors and construction variations during construction, and to suppress material costs.

According to the second 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 a third aspect of the present invention, 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. 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.

According to a fourth aspect of the present invention, an engagement hole for engaging the canopy is provided on the side surface of the fixing bracket, and when the canopy serving as the outer shell of the fixing bracket is attached, the fixing bracket 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.

According to a fifth aspect of the present invention, there is provided 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.

( Assumption example 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.

( Reference Example 1 )
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.

( Reference example 2 ) As shown in FIG. 5, the contact part 5B is formed and constituted by a pair of projecting pieces 12 projecting to 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 1 )
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.

( Reference Example 3 )
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.

( Reference Example 4 )
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.

( Reference Example 5 )
As shown in FIGS. 10 and 11, the hanger portion 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 abutting portion 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 2 )
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 fixing bracket 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 3 )
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 4 )
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 5 )
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.

Exploded perspective view of the supporting device for the ceiling fan of Example 1 Side view of the support device for the ceiling fan Enlarged view of the main part of the ceiling fan support device The perspective view of the fixture of the supporting device of the ceiling fan of the reference example 1 The perspective view of the fixture of the supporting device of the ceiling fan of the reference example 2 The perspective view of the fixing metal fitting of the supporting device of the ceiling fan of Embodiment 1 of this invention Side view of the hook ceiling of the fixing bracket of the supporting device for the ceiling fan of Reference Example 3 Perspective view of fixing bracket of supporting device for the ceiling fan The perspective view of the fixture of the support apparatus of the ceiling fan of the reference example 4 The perspective view of the fixture of the supporting device of the ceiling fan of the reference example 5 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 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 which shows the attachment state of the canopy of the support apparatus of the ceiling fan of Embodiment 4 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 5 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 11 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 (5)

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 hook ceiling having a hanger portion that is surrounded by the fixing bracket and fixed to the ceiling surface, and has a protruding hanger portion. part is to allow locking the hanger portion of the ceiling-mounted hooking receptacle, the contact portion located very close above the hanger part, the contact portion, the planar portion on opposite sides of a substantially cylindrical said fixing bracket the provided supporting device sheet over the ring fan formed by cutting and raising a part of the planar portion. The ceiling-mounted hooking receptacle ceiling fans of the supporting device according at least a pair of guide portions opposed to each other in a slightly greater spacing than the outer diameter to claim 1 provided in the fixing bracket. Wherein the first mounting hole provided in the vicinity of the contact portion, a ceiling fan of the supporting device according to claim 2, wherein providing the second mounting hole in the guide portion of the fixing bracket of the fixing bracket. The supporting device for a ceiling fan according to any one of claims 1 to 3, wherein an engagement hole for engaging a canopy is provided on a side surface of the fixing bracket. Wherein the hanger in hanging direction with a protrusion, and a said fixing bracket having an insertable positioning hole the protrusion, and can be connected in the horizontal direction by the stepped screw down device hanging the said fixing bracket, wherein The supporting device for a ceiling fan according to claim 1, wherein a stepped screw hole larger than the stepped portion diameter of the stepped screw is provided in the fixing bracket.

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