CN217814041U

CN217814041U - Anti-drop subassembly and safe ceiling fan of ceiling fan

Info

Publication number: CN217814041U
Application number: CN202221500433.XU
Authority: CN
Inventors: 容朝晖
Original assignee: Jiangmen Faaode Electric Appliance Co ltd
Current assignee: Jiangmen Faaode Electric Appliance Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-11-15
Anticipated expiration: 2032-06-15

Abstract

The utility model discloses an anti-drop subassembly of ceiling fan to a safe ceiling fan of anti-drop subassembly with this ceiling fan is disclosed, wherein the anti-drop subassembly of ceiling fan includes the frame and connects in the flabellum of frame, and the top surface of flabellum is equipped with the draw-in groove, and the draw-in groove includes spacing groove and constant head tank, constant head tank and spacing groove intercommunication to the width of constant head tank is less than the width of spacing groove, and the spacing groove includes baffle and roof, and the top surface setting of baffle perpendicular to flabellum, the roof connect in the baffle, and the roof is located the upper end of flabellum. Still including set up in the frame with screening glass between the flabellum, screening glass is including installation end and joint end, the installation end is equipped with the mounting hole, the fastener is worn to be equipped with by the mounting hole, the screening glass passes through the fastener is fixed in the frame, the joint end extends towards both sides respectively and forms the cardboard, the lateral wall butt of cardboard in the baffle, the roof press touch connect in the top surface of cardboard.

Description

Anti-drop subassembly and safe ceiling fan of ceiling fan

Technical Field

The utility model relates to the field of household appliances, in particular to anti-drop subassembly and a safe ceiling fan of ceiling fan.

Background

In the environment of inflammation and heat with a large space range, the ceiling fan can play a good role in cooling, has a large function range relative to a small fan, and is a daily electric appliance commonly used by people nowadays. In the related art, some safety ceiling fans are based on the traditional ceiling fan, a corresponding steel cable or a pull rod is arranged between a fan blade and a rack and is fixed by mounting screws and bolts, and when the connection part of the fan blade and a rotor shell is broken and falls off, the blade can be pulled by the suspension rod or the steel cable, so that the blade is prevented from falling off in the rotation process to cause injury to people;

however, the protection member is additionally arranged through a fastener such as a screw, so that the fixing mode is troublesome, and the user is not favorable for dismounting, replacing and daily cleaning. The air current that can rotate the in-process to the flabellum more has great influence, and then influences the wind-force and the effect of blowing of ceiling fan, is unfavorable for user's use and experiences.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an anti-drop subassembly of ceiling fan can make things convenient for the dismouting, furthest reduces the influence to the flabellum effect of blowing when guaranteeing to prevent the flabellum and drop.

The utility model discloses still provide a safe ceiling fan of anti-drop subassembly with above-mentioned ceiling fan.

According to the utility model discloses an anti-drop subassembly of ceiling fan of first aspect embodiment, include the frame and connect the flabellum in the frame, the top surface of flabellum is equipped with the draw-in groove, the draw-in groove includes spacing groove and constant head tank, the constant head tank with the spacing groove intercommunication, and the width of constant head tank is less than the width of spacing groove, the spacing groove includes baffle and roof, the baffle perpendicular to the top surface setting of flabellum, the roof connect in the baffle, and the roof is located the upper end of flabellum. The fan blade protection device further comprises a protection sheet arranged between the rack and the fan blades. The screening glass is including installation end and joint end, the installation end is equipped with the mounting hole, the fastener is worn to be equipped with by the mounting hole, the screening glass passes through the fastener is fixed in the frame, the joint end extends towards both sides respectively and forms the cardboard, the lateral wall butt of cardboard in the baffle, the roof pressure touch connect in the top surface of cardboard.

According to the utility model discloses safe ceiling fan has following beneficial effect at least: the shape that the draw-in groove formed matches with the shape of joint end, and spacing groove matches respectively with cardboard, constant head tank and screening glass body. Insert the constant head tank with arbitrary but not the part of cardboard and installation end of screening glass, the edge of screening glass offsets with the cell wall of constant head tank, pulls the screening glass again and removes towards one side of installation end to drive the cardboard and insert the spacing groove, rethread fastener fixed mounting end and frame, with this quick installation that realizes the screening glass. Otherwise then separate installation end and frame earlier, rethread promotes the screening glass and breaks away from the spacing groove in order to drive the cardboard, directly takes off the quick dismantlement of screening glass in order to realize the screening glass again, convenience of customers quick assembly disassembly screening glass is in order to maintain the washing. The setting of draw-in groove has reduced the addding of other fasteners, reduces the holistic weight of flabellum to reach and reduce the windage, promote the purpose of the effect of blowing.

According to some embodiments of the first aspect of the present invention, the baffle includes a first side plate and a second side plate, the first side plate is perpendicular to the radial arrangement of the positioning groove, the end of the second side plate extends perpendicularly in the direction of the support to form a second side plate, the length of the first side plate is not less than the width of the clamping plate.

According to the utility model discloses some embodiments of the first aspect, the roof with be connected with the wind-guiding skew wall between the top surface of flabellum, the wind-guiding skew wall is located and deviates from one side of constant head tank, and the wind-guiding skew wall with baffle integrated into one piece.

According to the utility model discloses some embodiments of the first aspect, the screening glass is buckled and is had certain radian of bending, the installation end is located the high portion, the joint end is located the low portion, with the laminating the flabellum.

According to some embodiments of the first aspect of the present invention, the protection sheet is inclined in a direction perpendicular to the lengthwise direction of the protection sheet to form an air guide slope, and the inclined low end of the protection sheet is located at a side close to the moving direction of the fan blade.

According to some embodiments of the first aspect of the present invention, the inner wall of the baffle is covered with one layer of rubber pad.

According to some embodiments of the first aspect of the present invention, there is a slight gap between the inner wall of the clamping groove and the edge of the protection sheet.

According to the utility model discloses a safe ceiling fan of second aspect embodiment, including the anti-drop subassembly of foretell ceiling fan, and the davit, the rack-mount be in the bottom of davit, the inside cavity of frame forms and holds the chamber, it is provided with driving piece and rotor to hold the intracavity, the rotor connect in the output of driving piece, flabellum fixed connection in the rotor.

According to the utility model discloses air condensing units has following beneficial effect at least: when the ceiling fan is used, the anti-falling component of the ceiling fan can be tightly connected with the fan blades to prevent the fan blades from falling off to cause safety accidents. And the anti-drop subassembly is easy to assemble, matches the laminating with the whole shape of flabellum, and is less to the influence of the operation of ceiling fan, has improved user's use and has experienced.

According to some embodiments of the second aspect of the present invention, the device further comprises a housing, wherein the housing is detachably connected to the suspension arm, and the housing can cover the suspension arm and the frame.

According to the utility model discloses some embodiments of second aspect, the lateral wall of casing is provided with a plurality of louvres, the louvre is the elongated hole, and is a plurality of the louvre is followed even, the equidistance ground of axial of davit is arranged and is had a plurality of rows.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention will be further described with reference to the following drawings and examples, in which:

FIG. 1 is a schematic view of a drop-off prevention assembly for a ceiling fan according to an embodiment of the present invention;

FIG. 2 is an enlarged partial view of the drop out prevention assembly of the ceiling fan shown in FIG. 1 at A;

FIG. 3 is a schematic view of the catch position of the dropout prevention assembly of the ceiling fan shown in FIG. 1;

FIG. 4 is a schematic view of a protective sheet of the drop off prevention assembly of the ceiling fan shown in FIG. 1;

fig. 5 is a schematic view of a safety ceiling fan according to a second aspect of the present invention.

Reference numerals: the fan blade protection device comprises a rack 100, fan blades 200, a protection sheet 300, a clamping end 310, a clamping plate 311, an installation end 320, an installation hole 321, a clamping groove 400, a positioning groove 410, a limiting groove 420, a first side plate 421, a second side plate 422, a top plate 423, an air guide inclined wall 424 and a shell 500.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, 2, 3 and 4, an anti-drop assembly for a ceiling fan provided in the first aspect of this embodiment includes a frame 100 and a fan blade 200 connected to the frame 100, a clamping groove 400 is disposed on a top surface of the fan blade 200, the clamping groove 400 includes a limiting groove 420 and a positioning groove 410, the positioning groove 410 is communicated with the limiting groove 420, a width of the positioning groove 410 is smaller than a width of the limiting groove 420, the limiting groove 420 includes a baffle plate and a top plate 423, the baffle plate is perpendicular to the top surface of the fan blade 200, the top plate 423 is connected to the baffle plate, and the top plate 423 is located at an upper end of the fan blade 200. Further comprises a protective sheet 300 arranged between the machine frame 100 and the fan blades 200. Protection sheet 300 is including installation end 320 and joint end 310, and installation end 320 is equipped with mounting hole 321, and the fastener is worn to be equipped with by mounting hole 321, and protection sheet 300 is fixed in frame 100 through the fastener, and joint end 310 extends towards both sides respectively and forms cardboard 311, and the lateral wall butt of cardboard 311 is in the baffle, and roof 423 presses and touches the top surface of connecting in cardboard 311.

It can be understood that, referring to fig. 2, the shape of the slot 400 matches the shape of the engaging end 310, and the position-limiting groove 420 matches the engaging plate 311, the position-positioning groove 410 matches the body of the protection sheet 300, respectively. When the user attaches the protective sheet 300, the user inserts any one of the protective sheets 300, excluding the card plates 311 and the attachment ends 320, into the positioning groove 410, pushes the edge of the protective sheet 300 against the groove wall of the positioning groove 410, and pulls the protective sheet 300 to move toward the attachment end 320. Specifically, the baffle includes first curb plate 421 and second curb plate 422, first curb plate 421 perpendicular to locating slot 410 radially sets up, the tip of second curb plate 422 is along the perpendicular extension of the direction towards the support and is formed second curb plate 422, spacing groove 420 that first curb plate 421 and second curb plate 422 formed has the opening in the one side that deviates from frame 100, the length of first curb plate 421 is not less than the width of cardboard 311, cardboard 311 can be held to the width of spacing groove 420 promptly, realize this and drive cardboard 311 and insert spacing groove 420. And the edge of the snap-gauge 311 moves to abut against the first side plate 421, and then the mounting end 320 is fixed with the rack 100 by the fastener, so as to realize the quick mounting of the protection sheet 300.

When the user needs to detach, the user firstly uses a tool to detach the mounting end 320 of the protection sheet 300, and then drags or pushes the protection sheet 300 to drive the clamping plate 311 to move and separate from the limiting groove 420, so as to rapidly detach the protection sheet 300. Furthermore, the top plate 423 can be made of an elastic plastic piece, a user can enter the limiting groove 420 by clamping the clamping plate 311 on one side, and the clamping plate 311 on the other side is directly pressed and clamped into the limiting groove 420 through the elastic force of the top plate 423.

Further, referring to fig. 2, the inner walls of the baffle and the top plate 423 may be covered with a rubber pad. The rubber pad is made of soft elastic material, and can play a certain role in buffering and preventing slipping for the snap-gauge 311, so that the stability of the protection sheet 300 for connecting the fan blade 200 with the rack 100 is ensured, the abrasion of the fan blade 200 to the snap-gauge 311 in operation is reduced, and the service life of the snap-gauge 311 is prolonged. On the other hand, a slight gap is provided between the inner wall of the card slot 400 and the edge of the protective sheet 300. The small gap can play a role in buffering, abrasion to the protection sheet 300 is reduced in operation of the fan blade 200, the gap can be reserved, the protection sheet 300 can be conveniently taken and driven when the protection sheet 300 is disassembled and assembled, and use experience of a user is optimized.

It can be understood that, referring to fig. 2 and 3, the slot 400 may be formed integrally with the fan blade 200 instead of being fixed by adding other redundant components, so as to reduce the overall weight and area of the fan blade 200, save energy consumption to the maximum extent, improve the blowing output function, and further improve the energy conversion rate. Further, an air guide inclined wall 424 is connected between the top plate 423 and the top surface of the fan blade 200, the air guide inclined wall 424 is located on a side away from the positioning groove 410, and the air guide inclined wall 424 and the baffle are integrally formed. The fan blade 200 can reduce wind resistance pressure, retain the streamline shape, further improve the blowing effect of the fan blade 200 and improve the use experience of a user.

Further, referring to fig. 3 and 4, the protection sheet 300 is bent to have a certain curvature, the mounting end 320 is located at a high portion, and the fastening end 310 is located at a low portion to attach to the fan blade 200. The protective sheet 300 is inclined in a direction perpendicular to the longitudinal direction of the protective sheet 300 to form an air guide slope, and the inclined lower end of the protective sheet 300 is located at a side close to the moving direction of the fan blades 200. The shape of the protection sheet 300 is maximally attached to the shape of the top surface of the fan blade 200, thereby further reducing the excessive resistance caused by the addition of the protection sheet 300 and improving the blowing effect.

Referring to fig. 5, for the safe ceiling fan provided by the second aspect of the present invention, including the anti-drop assembly of the ceiling fan mentioned above, and the suspension arm, the frame 100 is installed at the bottom of the suspension arm, the inside hollow of the frame 100 is formed to accommodate the cavity, the cavity is provided with the driving part and the rotor, the rotor is connected to the output end of the driving part, and the fan blade 200 is fixedly connected to the rotor. When the ceiling fan is in use, the falling-off prevention assembly of the ceiling fan can be tightly connected with the fan blades 200 to prevent the falling off of the fan blades from causing safety accidents. And the anti-drop subassembly is easy to assemble, matches the laminating with the whole shape of flabellum 200, and is less to the influence of ceiling fan operation, has improved user's use and has experienced.

Also included is a housing 500, the housing 500 being removably attachable to the boom arm, the housing 500 being capable of enclosing the boom arm and the frame 100. The housing 500 wraps the inner components of the whole ceiling fan to reduce the invasion of dust, improve the use effect and prolong the service life of the ceiling fan. Further, the side wall of the casing 500 is provided with a plurality of heat dissipation holes, which has a heat dissipation effect on the driving member and ensures long-term normal use of the ceiling fan. Specifically, the heat dissipation holes are elongated holes, and a plurality of heat dissipation holes are uniformly and equidistantly arranged in a plurality of rows along the axial direction of the suspension arm. When the heat dissipation effect is maximized, the whole appearance of the ceiling fan is more attractive and consistent, and the use experience of a user is optimized.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. An anti-drop assembly for a ceiling fan, comprising:

the fan blade fixing device comprises a rack, a fan blade is connected with the rack, a clamping groove is formed in the top surface of the fan blade, the clamping groove comprises a limiting groove and a positioning groove, the positioning groove is communicated with the limiting groove, the width of the positioning groove is smaller than that of the limiting groove, the limiting groove comprises a baffle and a top plate, the baffle is perpendicular to the top surface of the fan blade, the top plate is connected to the baffle, and the top plate is located at the upper end of the fan blade;

the protection plate is arranged between the rack and the fan blades;

the screening glass is including installation end and joint end, the installation end is equipped with the mounting hole, the fastener is worn to be equipped with by the mounting hole, the screening glass passes through the fastener is fixed in the frame, the joint end extends towards both sides respectively and forms the cardboard, the lateral wall butt of cardboard in the baffle, the roof pressure touch connect in the top surface of cardboard.

2. The drop off prevention assembly for a ceiling fan of claim 1, wherein the baffle plate comprises a first side plate and a second side plate, the first side plate is perpendicular to the radial direction of the positioning groove, the end of the first side plate extends perpendicularly in the direction towards the rack to form the second side plate, and the length of the first side plate is not less than the width of the clamping plate.

3. The drop prevention assembly as claimed in claim 1, wherein an air guide inclined wall is connected between the top plate and the top surface of the fan blade, the air guide inclined wall is located at a side away from the positioning groove, and the air guide inclined wall is integrally formed with the baffle.

4. The drop prevention assembly of a ceiling fan according to claim 1, wherein the protection plate is bent to have a certain curvature, the mounting end is located at a high portion, and the catching end is located at a low portion to be attached to the fan blades.

5. The drop prevention assembly of a ceiling fan according to claim 1, wherein the protective sheet is inclined in a direction perpendicular to a longitudinal direction of the protective sheet to form an air guide slope, and a lower end of the inclined protective sheet is located at a side close to a moving direction of the fan blades.

6. The fall off prevention assembly for a ceiling fan of claim 1, wherein the inner wall of the baffle is covered with a rubber pad.

7. The fall off prevention assembly for a ceiling fan according to claim 1, wherein a slight gap is provided between the inner wall of the catching groove and the edge of the protection sheet.

8. A safety ceiling fan comprising the ceiling fan dropout prevention assembly of any one of claims 1 to 7, and a suspension arm, wherein the frame is mounted at the bottom of the suspension arm, the frame is hollow to form a receiving cavity, a driving member and a rotor are arranged in the receiving cavity, the rotor is connected to the output end of the driving member, and the fan blades are fixedly connected to the rotor.

9. The safety ceiling fan of claim 8, further comprising a housing removably connected to the hanger arm, the housing capable of enclosing the hanger arm and the housing.

10. The safety ceiling fan of claim 9, wherein the side wall of the housing is provided with a plurality of heat dissipation holes, the heat dissipation holes are elongated holes, and the heat dissipation holes are uniformly and equidistantly arranged in a plurality of rows along the axial direction of the suspension arm.