CN220302405U

CN220302405U - Leaf fork capable of being quickly installed for decorative ceiling fan

Info

Publication number: CN220302405U
Application number: CN202321855019.5U
Authority: CN
Inventors: 卢志强; 潘裕荣; 郭强
Original assignee: Zhongshan Kongluen Wahhoi Electrical Appliance Co ltd
Current assignee: Zhongshan Kongluen Wahhoi Electrical Appliance Co ltd
Priority date: 2023-07-14
Filing date: 2023-07-14
Publication date: 2024-01-05
Anticipated expiration: 2033-07-14

Abstract

The utility model discloses a leaf fork capable of being quickly installed for decorating a ceiling fan, which comprises a leaf fork body and an installation base capable of being pre-installed on a ceiling fan motor shell, wherein an accommodating cavity is arranged in the installation base, one side of the installation base is provided with an opening communicated with the accommodating cavity, one end of the leaf fork body is provided with a clamping part, the clamping part is inserted into the accommodating cavity from the opening, and a rotary locking piece capable of locking the clamping part in the accommodating cavity is arranged in the accommodating cavity.

Description

Leaf fork capable of being quickly installed for decorative ceiling fan

Technical Field

The utility model relates to the field of ceiling fan accessories, in particular to a blade fork capable of being quickly installed for decorating a ceiling fan.

Background

Ceiling fans are a common household appliance used to regulate indoor air flow and reduce indoor temperature. In the design and manufacture of ceiling fans, a blade fork is typically used to connect to a motor. The blade fork is a supporting structure of the blade, and is fixed on the motor, and the blade is arranged on the blade fork. The current ceiling fan connection mode is generally directly fixed by adopting a screw. When installing a ceiling fan, it is first necessary to hoist the motor portion to the ceiling. Then, the assembled fan blades and the blade forks are connected through screws, an installer needs to lean the head and extend the arms upwards, and screws of the blade forks are screwed one by using tools such as a screwdriver while hoisting. This mounting posture is very laborious and takes a long time and effort. If the maintenance blade fork, the fan blade or dust on the top of the cleaning fan blade needs to be replaced, the operation is more complicated. The installer needs to unscrew the screws between the fork and the mounting plate one by one and perform corresponding maintenance or cleaning operations. This process requires careful handling so as not to damage the ceiling fan or cause unnecessary difficulties.

In addition, if the screws are screwed in offset or not tightened during installation, the ceiling fan is prone to rattle when it is started. In severe cases, the tines may fall off, resulting in personnel or property damage.

Accordingly, there is a need for further optimization and improvement of the existing mounting structure of the blade fork.

Disclosure of Invention

The utility model aims to provide the blade fork which is relatively light and quick in the process of installing and maintaining the ceiling fan, does not need to maintain uncomfortable postures such as a head elevation posture, an arm extension posture and the like for a long time by an installer, does not need to screw down screws one by one, and can effectively ensure that the ceiling fan can be installed quickly and safely and conveniently.

In order to achieve the above purpose, the present utility model adopts the following scheme: the utility model provides a but decorate leaf fork of ceiling fan quick installation, includes leaf fork body and can install the installation base on ceiling fan motor casing in advance be equipped with the holding chamber in the installation base, installation base one side has the opening with the holding intracavity intercommunication, leaf fork body one end is equipped with joint portion, joint portion inserts from the opening the holding intracavity be equipped with the rotatory locking piece that can lock joint portion in the holding intracavity in the holding chamber.

As a further proposal of the utility model, the clamping part comprises a U-shaped mounting tongue, and clamping ports which can be locked by the rotary locking piece are respectively penetrated through the left and right side walls of the mounting tongue.

As a further proposal of the utility model, the rotary locking piece comprises a rotating shaft symmetrically arranged in a containing cavity, the rotating shaft vertically and downwards extends from the top of the containing cavity, a locking wheel is rotatably sleeved on the rotating shaft, a plurality of locking blocks are sequentially fixed on the top of the containing cavity around the circumference of the rotating shaft, the locking blocks are connected at first positions, the bottom of each locking block is provided with a fixed inclined surface facing the circumferential direction of the rotating shaft, the top of the locking wheel is provided with a plurality of guide inclined surfaces matched with the fixed inclined surfaces, a plurality of outwards protruding clamping columns are sequentially arranged on the outer wall of the half circumference of the locking wheel at intervals, one clamping column can rotate along with the locking wheel and is clamped in the clamping interface, and the bottom of the locking wheel is propped against the elastic piece.

Through simple structure's rotatory locking piece just can realize the installation of leaf fork body convenient and fast to be fixed to the installation base in the above-mentioned scheme, need not installer and keeps uncomfortable posture such as face upward for a long time, arm, also need not to twist a large amount of screws one by one and come dismouting leaf fork.

As a preferable scheme of the utility model, a bearing table is arranged at the bottom end of the rotating shaft, the elastic piece is a rubber pad sleeved on the rotating shaft, the bottom of the elastic piece is abutted to the top surface of the bearing table, and the top of the elastic piece is abutted to the bottom surface of the locking wheel.

As a preferable mode of the present utility model, a spacer is provided between the bottom surface of the lock wheel and the top of the elastic member.

As a preferable scheme of the utility model, the rotating shaft is a bolt, the tapping end of the bolt is screwed on the top of the accommodating cavity, and the bottom of the accommodating cavity is provided with a penetrating groove capable of exposing the driving end at the bottom of the bolt.

As a further proposal of the utility model, the bottom of the mounting tongue is provided with a bottom plate which can seal the bottom surface of the U-shaped mounting tongue, the width of the bottom plate is equal to the width of the accommodating cavity, and the bottom plate is provided with a through hole which can be communicated with the through groove.

As a preferable scheme of the utility model, the front end of the bottom plate is provided with the extended cutting, and the side wall of the accommodating cavity corresponding to the cutting is provided with the slot for accommodating the insertion of the cutting.

As a further proposal of the utility model, one end of the fork body far away from the clamping part is provided with a fan blade mounting hole.

As a preferable scheme of the utility model, mounting lugs are arranged on the left side and the right side of the mounting base, and screw holes which can be connected with a ceiling fan motor shell are arranged on the mounting lugs.

In summary, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, two lock wheels which are arranged in parallel at intervals and can rotate in situ are arranged in the accommodating cavity in which the leaf fork body is inserted, the clamping ports are arranged on the clamping parts of the leaf fork body, the plurality of clamping columns which can rotate along with the lock wheels and are clamped into the clamping ports are arranged on the circumferential outer wall of the lock wheels, the clamping columns in front of the clamping ports are propped against the end parts of the mounting tongue of the clamping parts in a U shape, so that the lock wheels rotate, and the other clamping columns are clamped into the clamping ports, thereby achieving the effect of mounting and fixing the leaf fork body on the mounting base. Meanwhile, a guide inclined plane similar to a ratchet wheel and like a unidirectional rotation tooth is arranged at the top of the locking wheel and matched with a fixed inclined plane fixed on the top surface of the accommodating cavity above the locking wheel, so that the locking wheel is prevented from reversing, the stability of the blade fork after installation is effectively ensured, and the blade fork is not easy to be pulled out of the accommodating cavity again. The utility model does not need to maintain uncomfortable postures such as head elevation, arm extension and the like for a long time by an installer, and does not need to screw a large number of screws one by one to disassemble and assemble the fork. Simple structure and convenient and fast operation.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is one of the sectional views of the present utility model, and an enlarged view of a partial area in the figure.

FIG. 3 is a second cross-sectional view of the present utility model, and an enlarged view of a partial area in the figure.

FIG. 4 is a third cross-sectional view of the present utility model, and an enlarged view of a partial area of the figure.

Fig. 5 is one of the exploded views of the present utility model, and an enlarged view of a partial area in the figure.

Fig. 6 is a second exploded view of the present utility model, and an enlarged view of a partial area in the figure.

FIG. 7 is a third exploded view of the present utility model.

Reference numerals illustrate: 1. a fork body; 2. a mounting base; 3. an adhesive tape; 4. a receiving chamber; 5. a rotary locking member; 6. an elastic member; 7. a clamping part; 11. fan blade mounting holes; 21. a mounting ear; 22. a screw hole; 41. an opening; 42. a through groove; 43. a slot; 50. A carrying platform; 51. a rotating shaft; 52. a locking wheel; 53. a locking block; 54. a fixed inclined plane; 55. a guide slope; 56. a clamping column; 61. a spacer; 71. a mounting tongue; 72. a card interface; 73. a bottom plate; 74. cutting; 75. and a through hole.

Detailed Description

The following detailed description provides many different embodiments, or examples, for implementing the utility model. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numerals, such as repeated numbers and/or letters, may be used in various embodiments. These repetition are for the purpose of simplicity and clarity in describing the utility model and do not in itself dictate a particular relationship between the various embodiments and/or configurations discussed.

Furthermore, spatially relative terms, such as "under" …, "underside," "inside-out," "above," "upper" and the like, may be used herein to facilitate a description of a relationship between one element or feature and another element or feature in the drawings, including different orientations of the device in use or operation, and the orientations depicted in the drawings. The spatially relative terms are intended to be construed as corresponding to a limitation of the present utility model when the device is rotated 90 degrees or other orientations in which the spatially relative descriptors are used and the terms "first" and "second" are used for descriptive purposes only and not to be interpreted as indicating or implying a relative importance or an order of implying any particular order of magnitude. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

The utility model is further described in the following description and detailed description with reference to the drawings: the utility model provides a but decoration ceiling fan quick installation's leaf fork as shown in fig. 1 through 7, including leaf fork body 1 and can install the installation base 2 on the ceiling fan motor casing in advance, the left and right sides of installation base 2 is equipped with installation ear 21 be equipped with the screw 22 that can be connected with the ceiling fan motor casing on the installation ear 21 be equipped with accommodation chamber 4 in the installation base 2, installation base 2 one side has the opening 41 with accommodation chamber 4 intercommunication, leaf fork body 1 one end is equipped with joint portion 7 leaf fork body 1 keeps away from the one end of joint portion 7 and is equipped with the flabellum mounting hole 11 that is used for being connected with the flabellum, joint portion 7 includes and is the installation tongue 71 of "U" shape the laminating together with adjacent accommodation chamber 4 inner wall of the outer wall of both ends about installation tongue 71, joint portion 7 inserts from opening 41 in accommodation chamber 4 be equipped with in accommodation chamber 4 can be with joint interface 72, and then lock joint portion 7 in the rotatory locking piece 5 of holding chamber 4.

As shown in fig. 2 to 7, the rotary locking member 5 includes a rotating shaft 51 symmetrically installed in the accommodating cavity 4, the rotating shaft 51 extends vertically downwards from the top of the accommodating cavity 4, a locking wheel 52 is rotatably sleeved on the rotating shaft 51, a plurality of locking blocks 53 connected at first are sequentially fixed around the rotating shaft 51 at the top of the accommodating cavity 4, a fixed inclined surface 54 facing the circumferential direction around the rotating shaft 51 is provided at the bottom of the locking block 53, a guiding inclined surface 55 matched with the fixed inclined surface 54 is provided at the top of the locking wheel 52, that is, the fixed inclined surface 54 at the bottom of the locking block 53 and the guiding inclined surface 55 at the top of the locking wheel 52 are similar to unidirectional rotary teeth of a ratchet or a bevel structure in a push type ball pen. The outward protruding clamping columns 56 are sequentially arranged on the half circumference outer wall of the locking wheel 52 at intervals, and one clamping column 56 can rotate along with the locking wheel 52 and be clamped into the clamping interface 72. The bottom of the rotating shaft 51 is provided with a bearing table 50, the bearing table 50 is provided with an elastic piece 6 capable of propping up the locking wheel 52 upwards, the elastic piece 6 in the embodiment is a rubber pad sleeved on the rotating shaft 51, a separation sheet 61 is arranged between the bottom surface of the locking wheel 52 and the top of the elastic piece 6, the bottom of the elastic piece 6 is propped against the top surface of the bearing table 50, and the top of the elastic piece 6 is propped against the bottom surface of the separation sheet 61. It should be noted that, the rotating shaft 51 in this embodiment is preferably a bolt, the tapping end of the bolt is screwed on the top of the accommodating cavity 4, and the bottom of the accommodating cavity 4 is provided with a through groove 42 capable of exposing the driving end of the bottom of the bolt.

In addition, in order that the locking portion 7 does not swing left and right after being inserted into the accommodating cavity 4, a bottom plate 73 capable of closing the bottom surface of the U-shaped mounting tongue 71 is provided at the bottom of the mounting tongue 71, the width of the bottom plate 73 is equal to the width of the accommodating cavity 4, that is, the left and right sides of the bottom plate 73 are abutted against the left and right inner walls of the accommodating cavity 4, the front end of the bottom plate 73 is provided with an extended cutting 74, and the side wall of the accommodating cavity 4 corresponding to the cutting 74 is provided with a slot 43 capable of inserting the cutting 74, so that when the mounting tongue 71 is inserted into the accommodating cavity 4, the cutting 74 at the front end of the bottom plate 73 cooperates with the side walls of the left and right ends of the bottom plate 73 to limit the locking portion 7 to swing left and right in the accommodating cavity 4. And the adhesive tape 3 which can assist in propping up the mounting tongue 71 is also arranged at the end part of the mounting tongue 71 in the accommodating cavity 4.

Next, in order to remove the fork body 1 from the housing chamber 4, the bottom plate 73 is provided with a through hole 75 which communicates with the through groove 42. The screw driver is used to screw the rotating shaft 51 out through the through hole 75, so that the guide inclined surface 55 at the top of the locking wheel 52 is separated from the fixed inclined surface 54 on the locking block 53, the locking wheel 52 is restored to a free rotation state, and the mounting tongue 71 can be pulled out from the containing cavity 4.

The working principle of the utility model is as follows: during installation, one end of the fork body 1 with the installation tongue 71 is inserted into the accommodating cavity 4, in the process of inserting the installation tongue 71, two free ends can push against the front clamping columns 56, and then the locking wheel 52 rotates along the rotating shaft 51, at the moment, because the fixed inclined plane 54 and the guide inclined plane 55 are mutually extruded, the locking wheel 52 is forced to move downwards in the rotating process, the elastic piece 6 made of a rubber pad is compressed and deformed, when the guide inclined plane 55 passes over the fixed inclined plane 54 matched with the fixed inclined plane, the locking wheel 52 is pressed by the elastic piece 6 to move upwards to be attached to the next fixed inclined plane 54, and the other clamping column 56 on the locking wheel 52 is simultaneously inserted into the clamping interface 72, so that the combination of the fork body 1 and the installation base 2 is completed, and because the fixed inclined plane 54 on the locking block 53 and the guide inclined plane 55 on the top of the locking wheel 52 are similar to one-way teeth like a ratchet wheel, when the fork body 1 is pulled outwards, the locking wheel 52 cannot generate reverse rotation, therefore, the fork body 1 can be clamped in the accommodating cavity 4, the safety and stability of the fork are effectively ensured, and the installation safety is ensured. When the locking wheel 52 needs to be removed, the screw driver is used to pass through the through hole 75 to unscrew the rotating shaft 51, so that the guide inclined surface 55 at the top of the locking wheel 52 is separated from the fixed inclined surface 54 on the locking block 53, the locking wheel 52 is restored to a free rotation state, and the mounting tongue 71 can be pulled out from the containing cavity 4. After the fork body is removed, the rotary shaft 51 is screwed back to the original position again. Simple structure, convenient operation are swift, need not the installer and keep uncomfortable posture such as face upward for a long time, arm extension promptly, also need not to twist a large amount of screws one by one.

While there has been shown and described what is at present considered to be the fundamental principles and the main features of the utility model and the advantages thereof, it will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, but is described in the foregoing description merely illustrates the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as hereinafter claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a but decorate quick installation's of ceiling fan fork, including fork body (1) and installation base (2) that can install on ceiling fan motor casing in advance, its characterized in that: be equipped with holding chamber (4) in installation base (2), installation base (2) one side have with opening (41) of holding chamber (4) intercommunication, fork body (1) one end is equipped with joint portion (7), joint portion (7) are followed opening (41) and are inserted in holding chamber (4) be equipped with in holding chamber (4) can lock joint portion (7) rotatory locking piece (5) in holding chamber (4).

2. The quick-mounting fork as claimed in claim 1, wherein the locking portion (7) comprises a U-shaped mounting tongue (71), and locking ports (72) capable of being locked by the rotation locking member (5) are respectively formed in left and right side walls of the mounting tongue (71).

3. The blade fork capable of being quickly installed for the decorative ceiling fan according to claim 2, wherein the rotary locking piece (5) comprises a rotating shaft (51) symmetrically installed in the accommodating cavity (4), the rotating shaft (51) vertically and downwards extends from the top of the accommodating cavity (4), a locking wheel (52) is rotatably sleeved on the rotating shaft (51), a plurality of locking blocks (53) are sequentially fixed on the top of the accommodating cavity (4) around the circumference of the rotating shaft (51), a fixed inclined surface (54) facing the circumferential direction around the rotating shaft (51) is arranged at the bottom of each locking block (53), a plurality of guide inclined surfaces (55) matched with the fixed inclined surface (54) are arranged at the top of the locking wheel (52), a plurality of clamping columns (56) protruding outwards are sequentially arranged on the semi-circumference outer wall of the locking wheel (52) at intervals, one clamping column (56) can rotate along with the locking wheel (52) and be clamped into the clamping interface (72), and an elastic piece (6) is pressed at the bottom of the locking wheel (52).

4. The leaf fork capable of being quickly installed for decorative ceiling fans according to claim 3, wherein a bearing table (50) is arranged at the bottom end of the rotating shaft (51), the elastic piece (6) is a rubber pad sleeved on the rotating shaft (51), the bottom of the elastic piece (6) is abutted to the top surface of the bearing table (50), and the top of the elastic piece (6) is abutted to the bottom surface of the locking wheel (52).

5. The quick mountable blade fork of a decorative ceiling fan according to claim 4, wherein a spacer (61) is provided between the bottom surface of the locking wheel (52) and the top of the resilient member (6).

6. A quick mountable blade fork for a decorative ceiling fan according to claim 3, wherein the rotary shaft (51) is a bolt, the tapping end of the bolt is screwed on the top of the accommodating cavity (4), and a through groove (42) capable of exposing the driving end of the bottom of the bolt is formed in the bottom of the accommodating cavity (4).

7. The quick mountable blade fork as recited in claim 6, wherein a bottom plate (73) capable of closing the bottom surface of the mounting tongue (71) in a "U" shape is provided at the bottom of the mounting tongue (71), the width of the bottom plate (73) is equal to the width of the accommodating cavity (4), and a through hole (75) capable of communicating with the through slot (42) is provided in the bottom plate (73).

8. The quick mountable blade fork for a decorative ceiling fan according to claim 7, wherein the front end of the bottom plate (73) is provided with an extended cutting (74), and a slot (43) for inserting the cutting (74) is provided on a side wall of the accommodating cavity (4) corresponding to the cutting (74).

9. The quick mountable blade fork of claim 1, wherein a blade mounting hole (11) is provided at an end of the blade fork body (1) remote from the clamping portion (7).

10. The quick mountable blade fork for a decorative ceiling fan according to any one of claims 1 to 9, wherein mounting lugs (21) are provided on the left and right sides of the mounting base (2), and screw holes (22) capable of being connected to a ceiling fan motor casing are provided in the mounting lugs (21).