TR201808226T4 - Fan device with folding blades at the same time. - Google Patents

Abstract

A fan assembly with folding blades at the same time comprises a rotatable drive unit 10. A plurality of supporting frames (11) extend outwardly from the drive unit (10), each supporting frame (11) having a shaft (12) mounted at one end. A plurality of outer casing 20 are respectively mounted to the supporting frames 11, each outer casing 20 having a central bore 21 defined therein. A plurality of blades 40 are placed on the outer covers 20, respectively. Each blade 40 has a mounting section 41 disposed thereon. Each mounting portion 41 has an open hole 42 defined therein. A plurality of connecting rods 30 are provided between the two adjacent outer covers 20. When the drive unit 10 rotates, the outer casing 20 simultaneously rotates and drives the clutch rods 30 to be moved so that the blades 40 can be folded / retracted in a retractable manner.

Description

DESCRIPTION FAN DEVICE WITH SIMULTANEOUS FOLDABLE BLADES l. Field of Invention This invention is with fan device and more specifically, it has blades that can be folded at the same time. It is related to a fan Device. 2. Description of Related Art Ceiling fans, nowadays ceiling fans, is to remove the air in an enclosed space. Since it is extremely handy and convenient to move around, many nowadays It is widely used at home.

A conventional ceiling fan is mounted to the rotary driven disk of the motor assembly. Includes multiple fixed fan blades. Engine assembly, between plates a peripherally located, ring-shaped translucent panel compressed by In engagement, the top and bottom plates are in a surrounding relationship with the engine assembly. a ring-shaped fluorescent bulb placed in the housing, the bulb plates a support structure to keep it in a generally central position between surrounded by the enclosure.

However, despite the advantages and effects it provides, the traditional ceiling fan has some has disadvantages: for example, the same as the engine assembly to provide an air vent The fan blades rotating at the same time are fixed to the outer part of the engine group. during operation latency effect. When the ceiling fan is not in operating mode, the fan blades are spread out. remains. However, if the ceiling fan is not used for a certain period of time, the ceiling fan will run all year long. unusable, the spreading fan blades not only take up too much space, but also It can also affect the aesthetic appearance. In addition, when the fan blades spring open but Fan blades wear easily when not used for a long time.

Another conventional ceiling fan is US, which explains a similar concept of invention. conventional ceiling fan, blades rotated by electric motor It has blades and blade support, the blades are fixed to the blade support, each a root tip of the blade around a blade spindle axis fixed in the blade support It can rotate between folded and operated positions. the movement of the blades An improved mechanism is provided to synchronize traditional ceiling The fan uses a sun gear mounted on the blade support and the blade spindle axis It is arranged to harmonize with planetary gears revolving around it.

This invention is to eliminate / alleviate the disadvantages of traditional fan devices. revealed for.

This invention is a multi-layered drive from a rotary drive unit that extends outward from the drive unit. a number of supporting frames are rotated into the supporting frames, respectively. a large number of outer coatings, respectively, a large number of placed inside the projectiles blade, and multiple joints placed between both adjacent outer coverings It relates to a fan device with simultaneously folding blades containing a bar. Each mounted on one end of the supporting frame and from there upwards there is a stretching mi]. Each shell is pivoted by the corresponding supporting frame. There is a center hole defined there to be removably joined with the A lot a number of holes in the outer coating such that they are surrounded by the center hole holes is defined as circular. Each blade with a corresponding outer coating It has a mounting section placed at one end to assemble it. Each The joining portion is where the blade can rotate axially with respect to the supporting frame. the figure is defined there to grasp it to be taken with a corresponding pivot It has an open hole. Numerous safety holes in the mounting section, ring-shaped defined, the fixing holes of each blade with the corresponding shell holes appropriate and vertically aligned.

Each connecting rod is mounted in one piece at both ends of the main section and in turn. It consists of a formed curved main section and two curved connecting sections.

The main part of the connecting rod is opposite to the two connecting parts of the connecting rod. as arched. Each connection segment, the connection piece, during operation around the shell to prevent it from colliding with the pivot of the supporting frame. has a corresponding curved shape. Each connection segment is defined here and has a piercing hole corresponding to any of the shell's holes. Each The two connecting pieces of the connecting rod are axially attached to the two adjacent shells, respectively. is connected. A fixing bolt secures the tie rod, shell, and blade. through the aligned drill hole, safety hole and hole When the drive unit rotates, the supporting frames are simultaneously with the drive unit. rotated and simultaneously drives the shell to rotate, the outer coverings to drive the swivel blades to fold / unfold at the same time moves it axially relative to the supporting frames.

The present invention is for illustrative purposes only, preferred in accordance with the present invention. the following when taken in conjunction with the accompanying drawings illustrating an embodiment It will become clearer from the description. In drawings: Figure 1 is the fan device with fans that can be folded at the same time in accordance with the present invention. is a fragmented perspective view; Figure 2 shows the fan device with fans that can be folded at the same time in accordance with the present invention. is a mounted perspective view; here the blades are folded; Figure 3 is a combined fan that can be folded at the same time in accordance with the present invention. is a bottom plane view of the fan device; here with the blades folded shown; Figure 4 has blades that can be folded synchronously according to the present invention. is another base plane view of the assembled fan device; here are the knives shown unopened; and Figure 5, fan with blades that can be folded at the same time in accordance with the present invention. Another mounted perspective view of the device; here the blades are not opened state is shown. With reference to the drawings and firstly Figure 1-3, simultaneously in accordance with this invention a fan device with folding blades, usually a rounded It comprises a rotatable drive unit (10) having the configuration. Four the supporting frame 11 extends radially and outwardly from the drive unit 10 .

Each support frame (11) is mounted at one end and a pivot (12) extending. The four outer covers (20) are attached to the four supporting frames, respectively. (ll) is mounted in rotation. The outer coverings (20) are disc-shaped. each disc the cover (20) with the pivot (12) of the corresponding supporting frame (II). It has a center hole (21), which is positioned so that it can be joined. three holes (22) is formed by annular (21) holes (22) on an inner circumference of the shell (20). It is defined as a ring to be surrounded. Four blades (40), respectively, four teeth is placed on the coating (20). Each blade (40) has a corresponding shell (20) it has a mounting portion (41) placed at one end for assembly.

The joining portion 41 protrudes from a lower surface of the blade 40. Each the connecting part (41) with the pivot (12) of the corresponding support frame (ll) it has an open hole 42 positioned so that it can be joined. Three fixings the hole (43) of the blade (40) so that the hole (42) is surrounded by the fixing holes. it is defined as a ring on an inner circumference of the mounting portion (41). Three fixings The hole 43 is properly aligned vertically with the three holes 22 of the shell 20.

Two connecting rods (30) between each two adjacent outer coverings (20), respectively. is positioned. The two ends of each connecting rod (30) are respectively two adjacent outer it is connected with the coating (20) in a rotational manner. Each tie bar (30) on the two ends of the section (32) formed in one piece and sequentially, a curved it has a main portion (32) and two curved connectors (31). merge bar The main portion (32) of the 30 is relatively curved with two connecting sections 31. Each The connecting portion (31) has a punch hole (33) described herein. Connection the recessed hole (33) of the section (31) of the connector (31) for the rotation of the shell (20). corresponds to one of the holes (22) of the shell (20) to engage it axially, thus, one turn of the shell (20) drives the tie rod (30). every link the section 31 has a curved shape corresponding to the circumference of the shell 20 such that The connecting part (31) of the connecting rod (30) is the shaft (12) of the supporting chassis. collision is prevented. (As shown in Figure 3 and Figure 4) A fixing bolt (34) is secured through the alignment hole hole (33), the fixing hole (43) and through the hole (22) such that the tie rod (30), the blade (40) and the outer casing (20), with fastening of bolt (34) for synchronized movement during operation securely combined. Outer coverings (20) and blades (40) (10) are rotatable with respect to their supporting frames (11), and the connecting rods (30) axial movement with respect to the outer coatings (20) by the rotations of the coatings (20) (the study of this invention will be described in more detail hereafter).

Referring also to Figures 2 to 5, in accordance with this invention there are The operation of the fan device with blades will be explained in detail below.

As shown in Figures 2 and 3, in a non-working start condition, the blades (40) folds down correctly, blades (40), each blade (40) overlapping each other the blades (40) folded up and folded forward, the drive unit (10) with the blades circularly closed, so that when the blades 40 are folded, a generally circular Configures the shape, the fan device takes up very little space for easy storage and the fan device It provides an aesthetic effect to its appearance. In an operating state, the drive unit (10) driven to rotate, with four supporting frames (1 l) drive unit (10) rotates simultaneously. Rotating mounted on supporting frames (11) The four outer coverings (20) which are produced simultaneously rotate with the supporting frames. Shape As seen in Fig. 11, the connecting sections (31) of the connecting rods (30) sections (31) will move along the end peripheries of the supporting frames (l1). driven by the turns of the outer casings (20) so that the movements of the connecting sections (31) are formed by the connecting rods (30) and a centrifugal force produced by the rotation of the drive unit (10) in order to be able to diffuse into the situation simultaneously (as shown in Figure 4 and Figure 5). it drives the blades (40). When the drive unit (10) is disabled, the drive a rotational speed of the unit 10 gradually decreases; the outer covering (20) is similarly rotates towards the supporting frames (11) of the drive unit (10), the connection the connecting portions (31) of the rods (30) likewise, the supporting frames (] ]) rotations of the outer casings (20) and inwards to move them along the ends by the drive blades (40) to fold it correctly are guided so that when the drive unit (10) is stopped without turning, the blades (40) inwards, as in the initial non-operational state described above. folding.

Claims (4)

REQUESTS 1. A fan device having simultaneously folding blades and a rotatable drive unit, wherein the rotatable drive unit (10) has a plurality of outwardly extending supporting frames (11), each supporting frame (11) mounted at one end and it has a shaft (12) extending upwardly therefrom; a plurality of blades 40 are arranged on the outer coverings 20, respectively, each blade 40 having a mounting portion 41 positioned at one end to assemble a shell 20, each joining portion 41 ), (40) has an through hole 42 located there for retrievably joining the blade 40 with a corresponding mi] (12) so that it can rotatably rotate with respect to the supporting frame (11); feature: a plurality of tie rods (30) are positioned between the two adjacent shells (20), each connecting rod (30) having two ends axially connected to two adjacent shells (20), respectively, where the drive unit (10) ) rotates, the supporting frames (11) are simultaneously driven by the drive unit (10) and move the shrouds (20) to synchronously rotate, the knives of the same to retractably fold / fold the rotating grip bars (30). It is moved axially relative to the supporting frames to drive at the same time. 2. A fan assembly having blades that can be folded at the same time as claimed in claim 1, characterized in that each connecting rod (30) has a curved main section (32) and two arcuate connection sections (30), which are integrally and sequentially formed at both ends of the main body. 31) include; each connection section (31) has a curved shape corresponding to the circumference of the shell (20) to prevent the coupling piece (31) from colliding with the pivot (12) of the support frame (11) during operation. A fan assembly having blades that can be folded at the same time as claimed in claim 1, characterized in that each shell (20) is surrounded by the central hole (21), the holes (22), with multiple holes (22 annularly defined herein). ) to have; each razor blade (40) has a plurality of securing holes (43) defined in the form of rings in the mounting part (41), each blade (40) with corresponding and vertical fixing holes (43) with the holes of the corresponding shell (20) (22) aligned; the tie rod (30) having at each end a punch hole (33) corresponding to any of the holes (22) of the shell (20) specified herein; the aligned drill hole (33), the fixing hole (43) and the hole (22) have a safety bolt (34) that goes through to securely connect the connecting rod (30), the shell (20) and the blade (40). 4. A fan assembly having blades that can be folded at the same time as claimed in claim 2, characterized in that the main part (32) of the connecting rod (30) is curved mutually with respect to the two connecting parts (31) of the connecting rod (30).