CN217152376U

CN217152376U - Fan head shaking device

Info

Publication number: CN217152376U
Application number: CN202220505860.0U
Authority: CN
Inventors: 黄征宇
Original assignee: Jiangmen Runsheng Electromechanical Co ltd
Current assignee: Jiangmen Runsheng Electromechanical Co ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-08-09
Anticipated expiration: 2032-03-07

Abstract

The utility model discloses a fan device of shaking head, include: the mounting shell is provided with a first through hole; the universal rotating assembly is arranged on the mounting shell and is connected with a rotating rod, and one end of the rotating rod penetrates through the first through hole; the first driving assembly is used for driving the rotating rod to rotate and comprises a stator and a rotor, the stator is arranged in the rotor and used for driving the rotor to rotate, the rotating rod is fixedly connected with the rotor, and the middle part of the rotating rod penetrates through the stator and is in rotating fit with the stator; and the second driving assembly is used for connecting the other end of the rotating rod and driving the rotating rod to swing in the first through hole. Wear to locate the stator with the middle part of dwang, and the one end of dwang wears to locate first through-hole, and second drive assembly links to each other with the other end of dwang, need not to damage first drive assembly, can be rotatory through first drive assembly drive dwang to and second drive assembly drive dwang swings in first through-hole, simple structure, off-the-shelf quality is good.

Description

Fan head shaking device

Technical Field

The utility model relates to the field of household appliances, in particular to fan oscillating device.

Background

When the fan head of the oscillating fan swings, the blades inside the fan head rotate around the shaft. At present, the swinging motion and the rotation motion are sequentially transmitted by two motors, a motor shell of a second motor is commonly driven by a first motor to swing, and a driving shaft of the second motor rotates. However, the motor casing of second motor needs to set up in addition and is used for connecting the fixed orifices of first motor drive shaft, easily causes the damage to the second motor, finally leads to the off-the-shelf quality relatively poor.

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 a fan shakes first device, the fan shakes the head the device and wears to locate the stator with the middle part of dwang, and the one end of dwang wears to locate first through-hole, and the second drive assembly links to each other with the other end of dwang, need not to damage first drive assembly, can be rotatory through first drive assembly drive dwang to and second drive assembly drive dwang is at first through-hole internal swing, simple structure, off-the-shelf quality is good.

According to the utility model discloses fan device of shaking head, include: a mounting case provided with a first through hole; the universal rotating assembly is arranged on the mounting shell and is connected with a rotating rod, and one end of the rotating rod penetrates through the first through hole; the first driving assembly is used for driving the rotating rod to rotate, the first driving assembly is arranged in the mounting shell and comprises a stator and a rotor, the stator is arranged in the rotor and is used for driving the rotor to rotate, the rotating rod is fixedly connected with the rotor, and the middle part of the rotating rod penetrates through the stator and is in rotating fit with the stator; the second driving assembly is connected with the installation shell and used for connecting the other end of the rotating rod and driving the rotating rod to swing in the first through hole.

According to the utility model discloses fan head shaking device has following beneficial effect at least: wear to locate the stator with the middle part of dwang, and the one end of dwang wears to locate first through-hole, and second drive assembly links to each other with the other end of dwang, need not to damage first drive assembly, can be rotatory through first drive assembly drive dwang to and second drive assembly drive dwang swings in first through-hole, simple structure, off-the-shelf quality is good.

According to fan head shaking device, the stator includes mount pad and silicon steel sheet, the rotor includes magnet and rotation shell, the dwang is worn to locate in the mount pad and with the mount pad rotates to be connected, the inboard fixed mounting of silicon steel sheet in the mount pad, the outside with magnet normal running fit, magnet with rotation shell fixed connection.

According to fan device of shaking head, the dwang peg graft in rotate the shell and with rotate shell interference fit, the magnet butt in rotate the inboard of shell and with rotate shell interference fit.

According to fan device of shaking head, first antifriction bearing is still installed to the mount pad, the dwang is worn to locate first antifriction bearing's inner ring.

According to fan device of shaking head, second drive assembly includes driving motor and connecting block, still be provided with second antifriction bearing in the installation shell, driving motor's drive shaft with first through-hole eccentric settings, one side of connecting block with driving motor's drive shaft fixed connection, the dwang is worn to locate the opposite side of connecting block and with the connecting block rotates to be connected.

According to fan device of shaking head, the perisporium of driving motor's drive shaft is provided with first recess, the connecting block with driving motor's drive shaft grafting cooperation and butt in the cell wall of first recess.

According to fan device of shaking head, universal rotating assembly includes universal ball and support piece, the dwang is worn to locate universal ball, the one end butt of universal ball in the installation shell is located in the first through-hole, support piece's middle part is provided with the morphotropic film, the morphotropic film is used for supporting the opposite side of universal ball.

According to fan device of shaking head, the installation shell is provided with the second recess, support piece install in the second recess and with installation shell interference fit.

According to fan device of shaking head, the second recess still is provided with the felt meson, the felt meson contains lubricating oil.

According to fan device of shaking head, the installation shell is connected with the mounting panel, driving motor install in the mounting panel, the inner wall of installation shell is provided with the protruding muscle in location, the mounting panel be provided with the positioning groove that the protruding muscle in location corresponds.

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 above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic cross-sectional view of a head shaking device of a fan according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a mounting case of a fan oscillating device according to an embodiment of the present invention;

FIG. 3 is an exploded view of the oscillating device of the fan according to the embodiment of the present invention;

fig. 4 is an overall schematic view of the oscillating device of the fan according to the embodiment of the present invention.

The reference numbers indicate:

a mounting case 100; a first through hole 101; a conical surface 1011; a second groove 102; positioning ribs 103; a mounting plate 110; a positioning groove 111;

a universal swivel assembly 200; a gimbaled ball 210; a support member 220; a deformation sheet 221; a felt media 230;

rotating the lever 300;

a first drive assembly 410; a mount 411; a first rolling bearing 4111; silicon steel sheet 412; a magnet 413; the rotating housing 414;

a second drive assembly 420; a drive motor 421; a first groove 4211; a connection block 422; the second rolling bearing 4221.

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 orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, 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.

As shown in fig. 1 to 4, a head-shaking device for a fan according to an embodiment of the present invention includes a mounting case 100, a universal rotating assembly 200, a first driving assembly 410, and a second driving assembly 420. Wherein, the universal rotation assembly 200 and the second driving assembly 420 are both mounted to the mounting case 100. Specifically, the mounting case 100 is provided with a first through hole 101, the universal rotating assembly 200 is connected with a rotating rod 300, and one end of the rotating rod 300 penetrates through the first through hole 101. The first driving assembly 410 is used for driving the rotation lever 300 to rotate, and the second driving assembly 420 is used for driving the rotation lever 300 to swing in the first through hole 101. Specifically, first drive assembly 410 sets up in installation shell 100, and first drive assembly 410 includes stator and rotor, and the stator sets up in the rotor and is used for driving the rotor rotatory, dwang 300 and rotor fixed connection, and the middle part of dwang 300 is worn to locate the stator and with stator normal running fit. The second driving assembly 420 serves to connect the other end of the rotating lever 300 and to drive the rotating lever 300 to swing within the first through-hole 101. Wear to locate the stator with the middle part of dwang 300, and the one end of dwang 300 wears to locate first through-hole 101, and second drive assembly 420 links to each other with the other end of dwang 300, need not to damage first drive assembly 410, can drive the dwang 300 rotation through first drive assembly 410 to and second drive assembly 420 drive dwang 300 swings in first through-hole 101, simple structure, off-the-shelf is of high quality.

As shown in fig. 1 and 3, in some embodiments of the present invention, the stator includes a mounting seat 411 and a silicon steel sheet 412, the rotor includes a magnet 413 and a rotating shell 414, the rotating rod 300 is inserted into the mounting seat 411 and is rotatably connected with the mounting seat 411, the inner side of the silicon steel sheet 412 is fixedly mounted on the mounting seat 411, the outer side of the silicon steel sheet is rotatably matched with the magnet 413, and the magnet 413 and the rotating shell 414 are fixedly connected. The stator and the rotor form the main part of the external rotor motor, for example, the silicon steel sheet 412 is provided with a pair of dc-excited stationary main poles, and when energized, an induced electromotive force is generated, which drives the magnet 413 to rotate and drives the rotating rod 300 to move together. In some embodiments, the rotating rod 300 is inserted into the rotating shell 414 and is in interference fit with the rotating shell 414, and the magnet 413 abuts against the inner side of the rotating shell 414 and is in interference fit with the rotating shell 414, so that the magnet 413, the rotating shell 414 and the rotating rod 300 are fixed and move together under the action of the magnetic field generated by the stator.

In some embodiments, the mounting seat 411 is provided with a first rolling bearing 4111, and the rotating rod 300 is inserted into an inner ring of the first rolling bearing 4111. First antifriction bearing 4111's setting can reduce dwang 300 pivoted frictional force, reduces and generates heat, and the rotation effect is better. In some embodiments, the circumferential wall of the rotating rod 300 is provided with a locking groove (not shown), and the locking groove is used for locking a locking ring for preventing the first rolling bearing 4111 from falling off.

In some embodiments of the utility model, as shown in fig. 1 and fig. 3, the second drive assembly 420 is driving motor 421 and connecting block 422, be provided with second antifriction bearing 4221 in the installation shell 100, driving motor 421's drive shaft and first through-hole 101 eccentric settings, one side of connecting block 422 and driving motor 421's drive shaft fixed connection, dwang 300 wears to locate connecting block 422's opposite side and rotates with connecting block 422 and be connected, for example, second antifriction bearing 4221 installs in connecting block 422's opposite side, dwang 300 wears to locate second antifriction bearing 4221's inner ring, similar with first antifriction bearing 4111, the frictional force that receives when effectively reducing dwang 300 rotates, reduce and generate heat, it is better to rotate the effect. It is easily understood that, similarly to the manner of mounting the first rolling bearing 4111, the peripheral wall of the rotating lever 300 is provided with a snap groove (not shown in the drawings) that is snap-fitted with a snap ring that prevents the second rolling bearing 4221 from coming off. In use, the driving motor 421 drives the connecting block 422 to rotate, so as to drive the rotating rod 300 to swing in the first through hole 101. In some embodiments, the peripheral wall of the driving shaft of the driving motor 421 is provided with a first groove 4211, and the connecting block 422 is in plug fit with the driving shaft of the driving motor 421 and abuts against the groove wall of the first groove 4211, without being fixed by screws, so that the assembly is more convenient.

In some embodiments of the present invention, referring to fig. 1 and fig. 3, the universal rotating assembly 200 includes a universal ball 210 and a supporting member 220, the rotating rod 300 is disposed through the universal ball 210, one end of the universal ball 210 abuts against the mounting case 100 and is located in the first through hole 101, the middle portion of the supporting member 220 is provided with a deformation sheet 221, for example, one side of the universal ball 210 abuts against the edge of the first through hole 101, the deformation sheet 221 is used for supporting the other side of the universal ball 210, the structure is simple, and the installation of the universal ball 210 is convenient. For example, when the universal ball 210 is mounted, the universal ball 210 is first placed in the first through hole 101 of the mounting case 100, and then the supporting member 220 is pressed in, at this time, the deformation piece 221 is deformed into an outer shape suitable for supporting the universal ball 210, and supports the universal ball 210. Further, the mounting case 100 is provided with a second groove 102, and the supporting member 220 is mounted in the second groove 102 and is in interference fit with the mounting case 100. For example, the supporting member 220 has elasticity, and the supporting member 220 is elastically clamped in the second groove 102, so that the installation is more convenient. In some embodiments, referring to fig. 2, a tapered surface 1011 is disposed on a side of the first through hole 101 facing the supporting member 220, and the universal ball 210 abuts against the tapered surface 1011, so that a contact area between the universal ball 210 and the mounting case 100 can be increased, the universal ball 210 rotates more smoothly, and the rotation effect is better.

In some embodiments of the present invention, referring to fig. 1 and 3, the second groove 102 is provided with a felt insert 230, and the felt insert 230 contains lubricating oil, which can lubricate the universal ball 210. Specifically, one end of the felt insert 230 abuts against the mounting case 100, and the other end abuts against the supporting member 220. During installation, the felt insert 230 is placed in the second groove 102, the universal ball 210 is placed at the first through hole 101 of the installation shell 100, and the supporting member 220 is pressed in, so that the felt insert 230 and the universal ball 210 are both installed on the installation shell 100 by the supporting member 220.

In some embodiments of the present invention, referring to fig. 1 and 3, the mounting plate 110 is installed at the bottom of the mounting case 100 through a screw, and the driving motor 421 is installed at the mounting plate 110. Specifically, the inner wall of the mounting case 100 is provided with the positioning rib 103, the mounting plate 110 is provided with the positioning groove 111, the positioning rib 103 and the positioning groove 111 are matched in shape, and the driving motor 421 can be mounted more accurately.

The embodiments of the present invention have been described in detail with reference to the accompanying 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. Fan device of shaking head, its characterized in that includes:

a mounting case provided with a first through hole;

the universal rotating assembly is arranged on the mounting shell and is connected with a rotating rod, and one end of the rotating rod penetrates through the first through hole;

the first driving assembly is used for driving the rotating rod to rotate, the first driving assembly is arranged in the mounting shell and comprises a stator and a rotor, the stator is arranged in the rotor and is used for driving the rotor to rotate, the rotating rod is fixedly connected with the rotor, and the middle part of the rotating rod penetrates through the stator and is in rotating fit with the stator;

the second driving assembly is connected with the installation shell and used for connecting the other end of the rotating rod and driving the rotating rod to swing in the first through hole.

2. The oscillating device for fan according to claim 1, wherein said stator comprises a mounting seat and silicon steel sheets, said rotor comprises a magnet and a rotating shell, said rotating rod is inserted into said mounting seat and connected with said mounting seat in rotation, said silicon steel sheets are fixedly mounted on said mounting seat in the inner side, in the outer side, in rotation fit with said magnet, said magnet is fixedly connected with said rotating shell.

3. The oscillating device according to claim 2, wherein said rotating rod is inserted into said rotating shell and is in interference fit with said rotating shell, and said magnet abuts against an inner side of said rotating shell and is in interference fit with said rotating shell.

4. A fan oscillating device according to any one of claims 2 or 3, characterized in that the mount is further provided with a first rolling bearing, the rotating rod being arranged through an inner ring of the first rolling bearing.

5. The fan oscillating device according to claim 1, wherein the second driving assembly comprises a driving motor and a connecting block, a second rolling bearing is further disposed in the mounting shell, a driving shaft of the driving motor is eccentrically disposed with the first through hole, one side of the connecting block is fixedly connected with the driving shaft of the driving motor, and the rotating rod is penetratingly disposed at the other side of the connecting block and is rotatably connected with the connecting block.

6. The oscillating fan head according to claim 5, wherein said driving shaft of said driving motor has a circumferential wall provided with a first recess, and said connecting block is fitted to said driving shaft of said driving motor in a manner of being inserted into and abutted against a groove wall of said first recess.

7. The fan oscillating device according to claim 1, wherein said universal rotating assembly comprises a universal ball and a support member, said rotating rod is inserted into said universal ball, one end of said universal ball is connected to said mounting housing and located in said first through hole, said support member is provided with a deformation plate in the middle thereof, said deformation plate is used for supporting the other side of said universal ball.

8. A fan oscillating device according to claim 7, characterized in that said mounting housing is provided with a second recess, said supporting member being mounted in said second recess and being in interference fit with said mounting housing.

9. The oscillating fan head according to claim 8, wherein said second recess is further provided with a felt insert, said felt insert containing lubricating oil.

10. The oscillating device for fan according to claim 5, wherein the mounting shell is connected with a mounting plate, the driving motor is mounted on the mounting plate, the inner wall of the mounting shell is provided with a positioning rib, and the mounting plate is provided with a positioning groove corresponding to the positioning rib.