Fan lifting structure

Abstract

The utility model provides a fan lifting structure which comprises a base, a supporting pipe, a lifting pipe, a fan head and a lifting mechanism, the fan head is connected with the lifting pipe, the supporting pipe is installed on the base and connected with the lifting pipe, and the lifting mechanism drives the lifting pipe to move in the length direction of the supporting pipe. The lifting mechanism comprises a lifting motor, a lifting screw rod and a lifting ring, the lifting screw rod is connected with a driving shaft of the lifting motor and rotates around the center line of the driving shaft, the lifting ring is connected to the lifting screw rod in a sleeving mode and moves in the length direction of the lifting screw rod, and the lifting pipe is installed on the lifting ring and driven by the lifting ring to ascend and descend.

Description

Technical Field

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

[0002] Fans are widely used in daily life. Most of the existing fans are manually lifted, which is not convenient for use and height adjustment. Some of the existing automatic lifting floor fans only have single-section lifting, and it is difficult to achieve when the required fan rising height exceeds the height of the lifting tube. Summary of the Utility Model

[0003] The utility model provides a fan lifting structure, including a base, a support tube, a lifting tube, a fan head and a lifting mechanism. The fan head is connected to the lifting tube. The support tube is installed on the base. The support tube is connected to the lifting tube. The lifting mechanism drives the lifting tube to move along the length direction of the support tube. The lifting mechanism includes a lifting motor, a lifting screw rod and a lifting ring. The lifting screw rod is connected to the driving shaft of the lifting motor and rotates around the midline of the driving shaft. The lifting ring is sleeved on the lifting screw rod and moves along the length direction of the lifting screw rod. The lifting tube is installed on the lifting ring, and the lifting ring drives the lifting tube to lift and lower.

[0004] In one or more embodiments, the lifting mechanism is provided with a stabilizing bearing, and the stabilizing bearing is sleeved on the driving screw rod.

[0005] In one or more embodiments, the lifting screw rod is provided with a connecting part, a rotating part and a threaded part from bottom to top. The connecting part is provided with an installation groove for connecting the motor shaft. The rotating part is not provided with a thread. The threaded part is provided with an external thread.

[0006] In one or more embodiments, the lifting ring is provided with a threaded cylinder, a support platform and a connecting part. The threaded cylinder is provided with an internal thread. The threaded cylinder cooperates with the lifting screw rod. The support platform extends outwards to form a step. The connecting part is located above the support platform and extends upwards. The inner cavity of the lifting tube is sleeved on the connecting part and the lower end of the lifting tube falls on the support platform.

[0007] In one or more embodiments, a circuit board and a rechargeable power source are further provided on the base.

[0008] The beneficial effects of the utility model: By providing a base, a support tube, a lifting tube, a fan head and a lifting mechanism, the fan head is connected to the lifting tube to achieve multi-section lifting, which is convenient to use. Brief Description of the Drawings

[0009] Figure 1 It is a schematic diagram of the fan lifting structure.

[0010] Figure 2It is a partial sectional view schematic diagram of the fan lifting structure.

[0011] Figure 3 It is a schematic diagram of the lifting ring.

[0012] Figure 4 It is a schematic diagram of the lifting screw structure. Specific implementation manner

[0013] Combined with the accompanying drawings as follows, the solution of this application will be further described:

[0014] See the attached Figures 1-4 A fan lifting structure includes a base 1, a support tube 2, a lifting tube 3, a fan head 4 and a lifting mechanism. The fan head 3 is connected to the lifting tube 3. The support tube 2 is installed on the base 1. The support tube 2 is sleeved on a part of the lifting tube 3. The lifting mechanism drives the lifting tube 3 to move along the length direction of the support tube 2. The lifting mechanism includes a lifting motor 51, a lifting screw 52 and a lifting ring 53. The lifting screw 52 is connected to the drive shaft of the lifting motor 51 and rotates around the midline of the drive shaft. The lifting ring 53 is sleeved on the lifting screw 52 and moves along the length direction of the lifting screw 52. The lifting tube 3 is installed on the lifting ring 53. The lifting ring 53 drives the lifting tube 3 to lift and lower.

[0015] Further, the lifting mechanism is provided with a stabilizing bearing 6, and the stabilizing bearing 6 is sleeved on the drive screw 52.

[0016] Further, the lifting screw 52 is provided with a connecting portion 521, a rotating portion 522 and a threaded portion 523 from bottom to top. The connecting portion 521 is provided with an installation groove 524 for connecting the motor shaft. The motor shaft is inserted into the installation groove 524. The rotating portion 522 is not provided with threads. The threaded portion 523 is provided with external threads.

[0017] Further, the lifting ring 53 is provided with a threaded cylinder 533, a support platform 534 and a connecting portion 535. The threaded cylinder 533 is provided with internal threads. The threaded cylinder 533 is threadedly connected to the lifting screw 52. The support platform 534 extends outwards to form a step. The connecting portion 535 is located above the support platform 534 and extends upwards. The inner cavity of the lifting tube 3 is sleeved on the connecting portion 535 and the lower end of the lifting tube 3 falls on the support platform 534.

[0018] Further, a circuit board 8 and a rechargeable power source 7 are also provided on the base 1.

[0019] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.

[0020] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically and clearly defined.

[0021] In the present utility model, unless otherwise clearly specified and defined, terms such as "installation", "connection", "connection", "fixation", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements or the interaction relationship between two elements, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0022] In the present utility model, unless otherwise clearly specified and defined, the first feature being "on" or "under" the second feature can be 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, the first feature being "above", "over" and "on top of" the second feature can be that the first feature is directly above or obliquely above the second feature, or merely indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "beneath" and "underneath" the second feature can be that the first feature is directly below or obliquely below the second feature, or merely indicates that the first feature has a lower horizontal height than the second feature.

[0023] In the description of this specification, the description referring to terms such as "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0024] The above preferred embodiments should be regarded as illustrative examples of the implementation modes of the present application. All technical deductions, substitutions, improvements, etc. that are identical, similar to, or based on the present application should be regarded as within the protection scope of this patent.

Claims

1. A fan lifting structure, characterized in that: It includes a base, a support tube, a lifting tube, a fan head and a lifting mechanism, wherein the fan head is connected to the lifting tube, the support tube is installed on the base, the support tube is connected to the lifting tube, the lifting mechanism drives the lifting tube to move along the length direction of the support tube, the lifting mechanism includes a lifting motor, a lifting screw and a lifting ring, the lifting screw is connected to the driving shaft of the lifting motor and rotates around the center line of the driving shaft, the lifting ring is sleeved on the lifting screw and moves along the length direction of the lifting screw, the lifting tube is installed on the lifting ring, and the lifting ring drives the lifting tube to rise and fall.

2. The fan lifting structure according to claim 1, characterized in that: The lifting mechanism is provided with a stabilizing bearing, and the stabilizing bearing is sleeved on the driving screw.

3. The fan lifting structure according to claim 1 or 2, characterized in that: The lifting screw rod is provided with a connecting part, a rotating part and a threaded part from bottom to top, the connecting part is provided with a mounting groove connected to the motor shaft, the rotating part is not provided with a thread, and the threaded part is provided with an external thread.

4. The fan lifting structure according to claim 1, characterized in that: The lifting ring is provided with a threaded barrel, a support platform and a connecting part. The threaded barrel is provided with an internal thread. The threaded barrel cooperates with the lifting screw. The support platform extends outward to form a step. The connecting part is located above the support platform and extends upward. The inner cavity of the lifting tube is sleeved on the connecting part and the lower end of the lifting tube falls on the supporting platform.

5. The fan lifting structure according to claim 1, characterized in that: The base is also provided with a circuit board and a rechargeable power source.

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