Lifting fan structure

Abstract

The utility model provides a lifting fan structure which comprises a fan head, a base, a supporting rod and a telescopic rod, the supporting rod is arranged on the base, the supporting rod is connected to the part of the telescopic rod in a sleeved mode, one end of the telescopic rod is connected with the fan head, and the telescopic rod is connected with a lifting mechanism. The lifting mechanism is provided with a driving rod, a driving motor, a driven rod and a lifting part, the lifting part is connected with the telescopic rod, the driving motor drives the driving rod to rotate, a transmission gear is arranged between the driving rod and the driven rod, an external thread is arranged on the driven rod, and the driven rod is matched with a lifting nut. The driving motor drives the driving rod and the driven rod to move, the driven rod drives the lifting nut to ascend and descend so as to drive the lifting rod to ascend and descend, automatic ascending and descending of the floor fan are achieved, and a user can use the floor fan conveniently.

Description

Technical Field

[0001] The utility model relates to a lifting fan structure. Background Art

[0002] Floor fans are widely used in daily life. Existing floor fans require manual adjustment of the height of the telescopic rod to adjust the height of the floor fan. In this structure, the user needs to unscrew the locking mechanism and then lift the telescopic rod to an appropriate position and then lock the locking mechanism. This operation is cumbersome and inconvenient to use. Utility Model Content

[0003] The utility model proposes a lifting fan structure, comprising a fan head, a base, a support rod and a telescopic rod, wherein the support rod is arranged on the base, the support rod is sleeved on a part of the telescopic rod, one end of the telescopic rod is connected to the fan head, the telescopic rod is connected to a lifting mechanism, the lifting mechanism is provided with an active rod, a driving motor, a driven rod and a lifting part, the lifting part is connected to the telescopic rod, the driving motor drives the active rod to rotate, a transmission gear is arranged between the active rod and the driven rod, an external thread is arranged on the driven rod, the driven rod cooperates with a lifting nut, and the lifting nut drives the lifting mechanism to rise and fall.

[0004] In one or more embodiments, the transmission gear includes a first transmission gear and a second transmission gear, and the first transmission gear and the second transmission gear are different in size.

[0005] In one or more embodiments, the diameter of the first transmission gear is smaller than that of the second transmission gear, the first transmission gear is connected to the active rod, and the second transmission gear is connected to the driven rod.

[0006] In one or more embodiments, the base is provided with a mounting cavity, the driving motor is mounted in the mounting cavity and connected to the active rod, and the active rod extends from the mounting cavity into the supporting rod.

[0007] In one or more embodiments, a front net and a rear net are arranged on the fan head, an installation space is arranged between the front net and the rear net, and an LED lamp is arranged on the installation space.

[0008] In one or more embodiments, the LED light is a ring light for illuminating or forming an atmosphere light.

[0009] In one or more embodiments, a first slide is provided on the support rod, a second slide is provided on the telescopic rod, the positions of the first slide and the second slide correspond, the lifting mechanism is provided with a connecting shell, a slide groove is provided on the connecting shell, and the slide groove can move along the first slide and the second slide.

[0010] In one or more embodiments, the first gear and the second gear of the lifting mechanism and the lifting nut are arranged in the connecting shell.

[0011] In one or more embodiments, a rechargeable built-in power supply and a circuit board are provided on the base, the built-in power supply is electrically connected to the circuit board, and the circuit board is electrically connected to the fan motor and the drive motor of the fan head.

[0012] The beneficial effects of the utility model are as follows: the driving motor drives the active stem and the driven rod to move, and the driven rod drives the lifting nut to move up and down and then drives the lifting rod to move up and down, so that the floor fan can be automatically lifted and lowered, which is convenient for users to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the lifting fan structure.

[0014] Figure 2 It is a cross-sectional schematic diagram of the lifting fan structure.

[0015] Figure 3 Another cross-sectional schematic diagram of the lifting fan structure. DETAILED DESCRIPTION

[0016] The present application scheme is further described as follows in conjunction with the accompanying drawings:

[0017] See attached Figure 1-3 A lifting fan structure includes a fan head 1, a base 4, a support rod 3 and a telescopic rod 2, wherein the support rod 3 is arranged on the base 4, the support rod 3 is sleeved on part of the telescopic rod 2, one end of the telescopic rod 2 is connected to the fan head 1, the telescopic rod 2 is connected to a lifting mechanism 5, the lifting mechanism 5 is provided with an active rod 52, a driving motor 51, a driven rod 53 and a lifting part 56, the lifting part 55 is connected to the telescopic rod 2, the driving motor 51 drives the active rod 52 to rotate, a transmission gear 54 is arranged between the active rod 52 and the driven rod 53, the driven rod 53 is provided with an external thread, the driven rod 53 cooperates with a lifting nut 55, and the lifting nut 55 drives the lifting mechanism 5 to rise and fall.

[0018] Furthermore, the transmission gear 54 includes a first transmission gear 541 and a second transmission gear 542 , and the first transmission gear 541 and the second transmission gear 542 are different in size.

[0019] Further, the diameter of the first transmission gear 541 is smaller than that of the second transmission gear 542 , the first transmission gear 541 is connected to the active rod 52 , and the second transmission gear 542 is connected to the driven rod 53 .

[0020] Furthermore, the base 4 is provided with a mounting cavity 41 , the driving motor 51 is mounted in the mounting cavity 41 and connected to an active rod 52 , and the active rod 52 extends from the mounting cavity 41 into the supporting rod 3 .

[0021] Furthermore, a front net 11 and a rear net 12 are provided on the fan head 1 , an installation space 13 is provided between the front net 11 and the rear net 12 , and an LED lamp 14 is provided on the installation space 13 .

[0022] Furthermore, the LED lamp 14 is a ring lamp.

[0023] Furthermore, the support rod 3 is provided with a first slide 31, the telescopic rod 2 is provided with a second slide 21, the first slide 31 and the second slide 21 are positioned correspondingly, the lifting mechanism 5 is provided with a connecting shell 56, and the connecting shell 56 is provided with a slide groove, and the slide groove can move along the first slide 31 and the second slide 21.

[0024] Furthermore, the first gear 541 and the second gear 542 of the lifting mechanism 5 and the lifting nut 5 are arranged in the connecting shell 56 .

[0025] Furthermore, a rechargeable built-in power supply 42 and a circuit board 43 are provided on the base 4 , the built-in power supply 42 is electrically connected to the circuit board 43 , and the circuit board 43 is electrically connected to the fan motor of the fan head 1 and the drive motor 51 .

[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0027] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0028] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0030] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0031] The above-mentioned preferred implementation modes should be regarded as illustrative examples of the implementation modes of the present application scheme. Any technical deductions, replacements, improvements, etc. that are identical or similar to the present application scheme or made based on this scheme should be regarded as within the scope of protection of this patent.

Claims

1. A lifting fan structure, characterized in that: It includes a fan head, a base, a support rod and a telescopic rod, wherein the support rod is arranged on the base, the support rod is sleeved on the part of the telescopic rod, one end of the telescopic rod is connected to the fan head, the telescopic rod is connected to a lifting mechanism, the lifting mechanism is provided with an active rod, a driving motor, a driven rod and a lifting part, the lifting part is connected to the telescopic rod, the driving motor drives the active rod to rotate, a transmission gear is arranged between the active rod and the driven rod, the driven rod is provided with an external thread, the driven rod cooperates with a lifting nut, and the lifting nut drives the lifting mechanism to rise and fall.

2. The lifting fan structure according to claim 1, characterized in that: The transmission gear includes a first transmission gear and a second transmission gear, and the first transmission gear and the second transmission gear are different in size.

3. The lifting fan structure according to claim 2, characterized in that: The diameter of the first transmission gear is smaller than that of the second transmission gear. The first transmission gear is connected to the active rod, and the second transmission gear is connected to the driven rod.

4. The lifting fan structure according to claim 1, characterized in that: The base is provided with an installation cavity, the driving motor is installed in the installation cavity and connected to the active rod, and the active rod extends from the installation cavity into the supporting rod.

5. The lifting fan structure according to claim 1, characterized in that: The fan head is provided with a front net and a rear net, an installation space is provided between the front net and the rear net, and an LED lamp is provided on the installation space.

6. The lifting fan structure according to claim 5, characterized in that: The LED lamp is a ring lamp.

7. The lifting fan structure according to claim 1, characterized in that: The support rod is provided with a first slide, the telescopic rod is provided with a second slide, the first slide and the second slide are located in corresponding positions, the lifting mechanism is provided with a connecting shell, the connecting shell is provided with a slide groove, and the slide groove can move along the first slide and the second slide.

8. The lifting fan structure according to claim 7, characterized in that: The first gear, the second gear and the lifting nut of the lifting mechanism are arranged in the connecting shell.

9. The lifting fan structure according to claim 1, characterized in that: The base is provided with a rechargeable built-in power supply and a circuit board, the built-in power supply is electrically connected to the circuit board, and the circuit board is electrically connected to the fan motor and the driving motor of the fan head.

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