CN212028131U

CN212028131U - Steady desk fan of shaking head

Info

Publication number: CN212028131U
Application number: CN201922497475.7U
Authority: CN
Inventors: 黎明阳
Original assignee: Zhongshan Luckyway Home Appliances Ltd
Current assignee: Zhongshan Luckyway Home Appliances Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-11-27
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a fan technical field specifically is a steady desk fan of shaking head, including preceding screen panel, back screen panel and frame, preceding screen panel and back screen panel are through first screw fixed connection, the inside of preceding screen panel and back screen panel is provided with the air supply subassembly, the inner wall of back screen panel is fixed in through the second screw to the air supply subassembly, the rear side of the surface of back screen panel even has the motor cover through second screw fixation. The stable-swinging desk fan is directly controlled by the circuit board, keeps the same central axis of a rotating shaft of the stepping motor and a stand column pipe, and is combined with the adapter and the rear mesh enclosure for limiting to perform cyclic rotation so as to realize the stable left and right swinging of the head of the fan and ensure that the swinging of the fan is more natural and smooth and the damping is stable; not only is the assembly optimized and the efficiency improved in the product realization process; the technical problems of small shaking angle, blockage, sliding pulley and tooth, high noise, abnormal sound and the like in the conventional shaking head structure are further solved.

Description

Steady desk fan of shaking head

Technical Field

The utility model relates to a fan technical field specifically is a steady desk fan of shaking head.

Background

Fan refers to a tool for cooling by generating wind in hot days. An electric fan is a device which is driven by electricity to generate air flow, and a fan arranged in the electric fan is electrified and then rotated into natural wind to achieve the effect of cooling. Nowadays, the air conditioner is gradually popularized, the fan still cannot be replaced as equipment for cooling in summer, because through development for many years, the style of the fan is diversified, the fan is developing towards the direction of small size, rotating speed block, large air volume, portability and the like, and especially when power failure is easy in summer power utilization peak, the rechargeable fan cannot be replaced by the air conditioner.

Compared with the ceiling fan, the desk fan has the advantages of convenient movement, but also has the defect of fixed blowing direction, if the desk fan can not realize head swinging movement during operation, the desk fan can only blow air in the front, and can cause the conditions of over-low temperature in the front and over-high temperature in the side and the rear, a single fan can serve a larger area through the head swinging movement of the fan, and the over-large difference of local temperature can not be generated, so the desk fan basically has the head swinging function, the head swinging mode basically swings left and right, the fan swings by mainly adopting a synchronous motor with a speed reducer, the synchronous motor rotates randomly, the rotating direction is automatically changed after resistance, thus the head swinging back and forth is realized, the problems of jamming, pulley sliding teeth, high noise and abnormal sound are easily generated during the head swinging process of the traditional head swinging desk fan, and the head swinging angle is smaller, in order to solve the above problems, many enterprises now search for a swing mechanism and a swing characteristic to a large extent, such as using a swing follower cam mechanism, designing manual control of a left-right swing angle, designing a three-dimensional swing mechanism, and the like. But the mechanism is complicated, the problem of small shaking angle is solved, the shaking head is more stable, but the structure of intersection increases more contact points, and the risks of large noise and abnormal sound are increased along with the increase of time.

In view of the above problem, the utility model provides a steady desk fan of shaking the head.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a steady desk fan of shaking head uses through air supply subassembly, runner assembly and control assembly's cooperation, has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a stable desk fan of shaking head, includes preceding screen panel, back screen panel and frame, preceding screen panel and back screen panel pass through first screw fixed connection, the inside of preceding screen panel and back screen panel is provided with the air supply subassembly, the air supply subassembly passes through the inner wall of second screw fixation back screen panel, the rear side of the surface of back screen panel even has the motor cover through second screw fixation, the cavity inside that motor cover and back screen panel formed is provided with the runner assembly, the top fixedly connected with stand pipe of frame, the stand pipe is kept away from the one end and the runner assembly fixed connection of frame, the bottom fixedly connected with bottom plate of frame, the connected mode of frame and bottom plate is the joint, just frame and bottom plate pass through second screw fixed connection, the cavity inside fixedly connected with control assembly that frame and bottom plate are constituteed, the inside of frame is provided with power button and function button, the power button and the function button are connected with the base in a buckling mode, a foot pad is bonded to the bottom of the base plate, and the base plate of the base plate is fixedly connected with a parameter sticker.

Optionally, the air supply assembly comprises a fan blade, two oil seals, an oil-containing bearing, a rubber snap spring, a motor and a motor base, the motor base is fixedly connected with the inner wall of the rear mesh enclosure through a second screw, and one side of the motor base, far away from the rear mesh enclosure, is fixedly connected with the motor.

Optionally, the outer surface of the output end of the motor is sleeved with two oil seals, an oil-containing bearing and a rubber clamp spring, the rubber clamp spring is located on one side close to the motor, the two oil seals are respectively and fixedly connected to two sides of the oil-containing bearing, and the outer surface of the oil-containing bearing is sleeved with a fan blade.

Optionally, the runner assembly includes step motor support, holding ring, step motor, motor shaft sleeve, adapter, quick-witted silk, loosen nut and connector, the step motor support passes through second screw fixed connection in the rear side of back screen panel, the holding ring passes through the rear side of second screw fixed connection in back screen panel.

Optionally, the inside joint of cavity that forms after step motor support and back screen panel are fixed has step motor, just step motor passes through second screw and step motor support fixed connection, the inside joint of cavity that forms after holding ring and the back screen panel are fixed has the adapter.

Optionally, step motor and adapter pass through motor shaft sleeve fixed connection, one side that motor shaft sleeve was kept away from to the adapter is articulated with the connector, the aircraft thread runs through the inside of adapter and connector, the aircraft thread that uses of adapter and connector is articulated as the center, the aircraft thread with loosen nut threaded connection, the one end and the stand pipe fixed connection of adapter are kept away from to the connector.

Optionally, the control assembly comprises a battery, a lampshade, a circuit board and a USB charging panel, the circuit board and the USB charging panel are fixedly connected to the top of the bottom plate through first screws, and the battery and the lampshade are clamped between the circuit board and the base.

Optionally, the battery and the USB charging board are both electrically connected to a circuit board, and the circuit board is electrically connected to the motor and the stepping motor.

(III) advantageous effects

The utility model provides a steady desk fan of shaking head possesses following beneficial effect:

1. this steady desk fan of shaking head, the inside of preceding screen panel and back screen panel is provided with the air supply subassembly, the inside runner assembly that is provided with of cavity that motor cover and back screen panel formed, the inside fixedly connected with control assembly of cavity that frame and bottom plate are constituteed, the inner structure of desk fan has been optimized, it is more convenient to make the equipment, improve the packaging efficiency, each subassembly cooperation after optimizing is very light, it is little to have solved the angle of shaking head that appears in the conventional structure of shaking head, the card is dun, the pulley is smooth tooth, the noise is big and the technological problem of abnormal sound.

2. This steady desk fan of shaking head through circuit board direct control runner assembly and air supply subassembly, keeps step motor rotation axis and stand pipe on same central axis, and it is spacing to add adapter and back screen panel combination, carries out the rotation of cycle and beginning to realize that the fan head is controlled steadily to shake the head, make the fan shake the head more naturally smooth and easy, the shock attenuation is steady.

Drawings

FIG. 1 is an exploded view of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

fig. 3 is the connection structure diagram of the adapter and the connector of the present invention.

In the figure: 1-front mesh enclosure, 2-fan blade, 3-oil seal, 4-oil-containing bearing, 5-glue snap spring, 6-motor, 7-motor base, 8-second screw, 9-rear mesh enclosure, 10-stepping motor support, 11-positioning ring, 12-motor cover, 13-stepping motor, 14-motor shaft sleeve, 15-adapter, 16-machine wire, 17-loose nut, 18-connector, 19-upright column tube, 20-power button, 21-function button, 22-machine base, 23-battery, 24-lamp shade, 25-first screw, 26-circuit board, 27-USB charging board, 28-bottom plate, 29-parameter paste and 30-foot pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: a stable head shaking desk fan comprises a front net cover 1, a rear net cover 9 and a base 22, wherein the front net cover 1 is fixedly connected with the rear net cover 9 through a first screw 25, an air supply assembly is arranged inside the front net cover 1 and the rear net cover 9 and is fixed on the inner wall of the rear net cover 9 through a second screw 8, the rear side of the outer surface of the rear net cover 9 is fixedly connected with a motor cover 12 through the second screw 8, a rotating assembly is arranged inside a cavity formed by the motor cover 12 and the rear net cover 9, a stand pipe 19 is fixedly connected to the top of the base 22, one end, far away from the base 22, of the stand pipe 19 is fixedly connected with the rotating assembly, the bottom of the base 22 is fixedly connected with a bottom plate 28, the base 22 is connected with the bottom plate 28 in a clamping manner, the base 22 is fixedly connected with the bottom plate 28 through the second screw 8, a control assembly is fixedly connected inside the cavity formed by the base 22 and the bottom plate 28, a, the power button 20 and the function button 21 are connected with the base 22 in a buckling mode, a foot pad 30 is bonded to the bottom of the bottom plate 28, and a parameter sticker 29 is fixedly connected to the bottom plate of the bottom plate 28.

As an optimal technical solution of the utility model: the air supply assembly comprises a fan blade 2, two oil seals 3, an oil-containing bearing 4, a rubber clamp spring 5, a motor 6 and a motor base 7, the motor base 7 is fixedly connected with the inner wall of the rear mesh enclosure 9 through a second screw 8, and the motor base 7 is fixedly connected with the motor 6 on one side far away from the rear mesh enclosure 9.

As an optimal technical solution of the utility model: two oil seals 3, oil-containing bearing 4 and rubber clamp spring 5 are sleeved on the outer surface of the output end of the motor 6, the rubber clamp spring 5 is located on one side close to the motor 6, the two oil seals 3 are respectively and fixedly connected to two sides of the oil-containing bearing 4, and the fan blade 2 is sleeved on the outer surface of the oil-containing bearing 4.

As an optimal technical solution of the utility model: the rotating assembly comprises a stepping motor support 10, a positioning ring 11, a stepping motor 13, a motor shaft sleeve 14, an adapter 15, a machine screw 16, a loosening nut 17 and a connector 18, the stepping motor support 10 is fixedly connected to the rear side of the rear mesh enclosure 9 through a second screw 8, and the positioning ring 11 is fixedly connected to the rear side of the rear mesh enclosure 9 through the second screw 8.

As an optimal technical solution of the utility model: the inside joint of the cavity that forms after step motor support 10 and back screen panel 9 are fixed has step motor 13, and step motor 13 passes through second screw 8 and step motor support 10 fixed connection, and the inside joint of the cavity that forms after holding ring 11 and back screen panel 9 are fixed has adapter 15.

As an optimal technical solution of the utility model: the stepping motor 13 and the adapter 15 are fixedly connected through a motor shaft sleeve 14, one side of the adapter 15, which is far away from the motor shaft sleeve 14, is hinged with the connector 18, the stepping motor 13 is fixed on the rear mesh enclosure 9 through a stepping motor support 10, the adapter 15 is fixed on the rear mesh enclosure 9 through a positioning ring 11, so that the stepping motor 13 can drive the mesh enclosure to rotate, the purpose of shaking the head left and right is realized, the machine wire 16 penetrates through the inside of the adapter 15 and the connector 18, the adapter 15 and the connector 18 are hinged by taking the machine wire 16 as the center, the machine wire 16 is in threaded connection with the loosening nut 7, one end of the connector 18, which is far away from the adapter 15, is fixedly connected with the upright tube 19, the upright tube 19 is fixed with the connector 18, so that the upright tube 19 is relatively static, the adapter 15 is fixed on the rear mesh enclosure 9 through the positioning ring 11, when the up-down, then the up-down angle of the desk fan is adjusted through the hinging of the adapter 15 and the connector 18.

As an optimal technical solution of the utility model: the control assembly comprises a battery 23, a lampshade 24, a circuit board 26 and a USB charging plate 27, the circuit board 26 and the USB charging plate 27 are fixedly connected to the top of a bottom plate 28 through a first screw 25, the battery 23 and the lampshade 24 are clamped between the circuit board 26 and the base 22, an indicator lamp is arranged at the position of the circuit board 26 corresponding to the lampshade 24, a light guide bead is arranged at the position of the bottom plate 28 corresponding to the lampshade 24, the battery 23 is charged through the USB charging plate 27, the battery 23 is powered, and the control assembly can be used in a dead place or in a power failure.

As an optimal technical solution of the utility model: the battery 23 and the USB charging board 27 are electrically connected to the circuit board 26, and the circuit board 26 is electrically connected to the motor 6 and the stepping motor 13.

In conclusion, when the stable-head-shaking table fan is used, the air supply assembly is arranged inside the front net cover 1 and the rear net cover 9, the rotating assembly is arranged inside a cavity formed by the motor cover 12 and the rear net cover 9, and the control assembly is fixedly connected inside the cavity formed by the base 22 and the bottom plate 28, so that the internal structure of the table fan is optimized, the assembly is more convenient, the assembly efficiency is improved, the optimized assemblies are easily matched, and the technical problems of small head shaking angle, blockage, pulley sliding teeth, high noise and abnormal sound in the conventional head shaking structure are solved; the rotating assembly and the air supply assembly are directly controlled through the circuit board 26, the rotating shaft of the stepping motor 13 and the upright post pipe 19 are kept on the same central axis, and the adapter 15 and the rear mesh enclosure 9 are combined for limiting to execute cyclic rotation, so that the head of the fan can swing left and right stably, and the swinging of the fan is more natural and smooth and the shock absorption is stable.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a steady desk fan of shaking head which characterized in that: including preceding screen panel (1), back screen panel (9) and frame (22), preceding screen panel (1) and back screen panel (9) are through first screw (25) fixed connection, the inside of preceding screen panel (1) and back screen panel (9) is provided with the air supply subassembly, the inner wall of back screen panel (9) is fixed in through second screw (8) to the air supply subassembly, the rear side of the surface of back screen panel (9) has motor cover (12) through second screw (8) fixed connection, the cavity inside that motor cover (12) and back screen panel (9) formed is provided with the runner assembly, the top fixedly connected with stand pipe (19) of frame (22), the one end and the runner assembly fixed connection that frame (22) were kept away from to stand pipe (19), the bottom fixedly connected with bottom plate (28) of frame (22), the connected mode of frame (22) and bottom plate (28) is the joint, just frame (22) and bottom plate (28) pass through second screw (8) fixed connection, the inside fixedly connected with control assembly of cavity that frame (22) and bottom plate (28) are constituteed, the inside of frame (22) is provided with power button (20) and function button (21), power button (20) and function button (21) are for detaining the income formula with the connected mode of frame (22), the bottom of bottom plate (28) bonds and has callus on the sole (30), the bottom plate fixedly connected with parameter subsides (29) of bottom plate (28).

2. A steady table fan of shaking head according to claim 1 characterized in that: the air supply assembly comprises a fan blade (2), two oil seals (3), an oil-containing bearing (4), a rubber clamp spring (5), a motor (6) and a motor base (7), the motor base (7) is fixedly connected with the inner wall of the rear mesh enclosure (9) through a second screw (8), and the motor base (7) is far away from the motor (6) fixedly connected with one side of the rear mesh enclosure (9).

3. A steady table fan of shaking head according to claim 1 characterized in that: the outer surface of motor (6) output has cup jointed two oil blanket (3), oiliness bearing (4) and gluey jump ring (5), just gluey jump ring (5) are located the one side that is close to motor (6), two oil blanket (3) fixed connection respectively is in the both sides of oiliness bearing (4), fan blade (2) have been cup jointed to the surface of oiliness bearing (4).

4. A steady table fan of shaking head according to claim 1 characterized in that: the rotating assembly comprises a stepping motor support (10), a positioning ring (11), a stepping motor (13), a motor shaft sleeve (14), an adapter (15), a machine wire (16), a loosening nut (17) and a connector (18), the stepping motor support (10) is fixedly connected to the rear side of the rear net cover (9) through a second screw (8), and the positioning ring (11) is fixedly connected to the rear side of the rear net cover (9) through the second screw (8).

5. A steady table fan of shaking head according to claim 4 characterized in that: step motor support (10) and the inside joint of cavity that back screen panel (9) fixed back formed have step motor (13), just step motor (13) are through second screw (8) and step motor support (10) fixed connection, the inside joint of cavity that holding ring (11) and back screen panel (9) fixed back formed has adapter (15).

6. A steady table fan of shaking head according to claim 4 characterized in that: step motor (13) and adapter (15) are through motor shaft sleeve (14) fixed connection, one side of keeping away from motor shaft sleeve (14) in adapter (15) is articulated with connector (18), the inside of adapter (15) and connector (18) is run through in machine silk (16), the use machine silk (16) of adapter (15) and connector (18) is articulated as the center, machine silk (16) and loose nut (17) threaded connection, the one end and stand pipe (19) fixed connection of adapter (15) are kept away from in connector (18).

7. A steady table fan of shaking head according to claim 1 characterized in that: the control assembly comprises a battery (23), a lampshade (24), a circuit board (26) and a USB charging plate (27), the circuit board (26) and the USB charging plate (27) are fixedly connected to the top of the bottom plate (28) through first screws (25), and the battery (23) and the lampshade (24) are clamped between the circuit board (26) and the base (22).

8. A steady shaking head desk fan according to claim 7, characterized in that: the battery (23) and the USB charging plate (27) are both electrically connected with the circuit board (26), and the circuit board (26) is both electrically connected with the motor (6) and the stepping motor (13).