CN-224214408-U - Fan base that can inhale magnetism

Abstract

The utility model relates to the technical field of fan bases and discloses a magnetically attractable fan base which comprises a base component and a circular rotating plate, wherein an anti-slip rotating handle is arranged at the upper part of the base component, a guide groove is formed in the lower surface of the base component and is in sliding fit with a protective sleeve of an embedded magnetic attraction block, the top end of the protective sleeve is in sliding connection with an arc-shaped guide groove formed in the periphery of the top of the circular rotating plate through a guide rod, a lower bevel gear is arranged at the top of the circular rotating plate, the anti-slip rotating handle is coaxially connected with an upper bevel gear meshed with the lower bevel gear, the upper bevel gear drives the lower bevel gear to drive the circular rotating plate to rotate, the arc-shaped guide groove is used for guiding the protective sleeve to conduct directional displacement along the guide groove through the guide rod, the base is matched with a sliding guide system through a bevel gear transmission mechanism, hidden protection and accurate position adjustment of the magnetic attraction device are completed in a limited space, and synchronous movement of the protective sleeve can keep the working face of the magnetic attraction block clean and prevent external objects from directly contacting the magnetic attraction component.

Inventors

• Song huai
• LI YU

Assignees

• 江西高鑫圣电子有限公司

Dates

Publication Date

20260508

Application Date

20250623

Claims (6)

1. 1. A magnetically attractable fan base, comprising: The anti-slip rotary handle (16) is arranged at the upper part of the front surface of the base assembly (5), the lower surface of the base assembly (5) is provided with a guide groove (10), a protective sleeve (11) is attached to the inner cavity of the guide groove (10) in a sliding manner, a magnetic suction block (12) is arranged in the inner cavity of the protective sleeve (11), and the anti-slip rotary handle (16) is rotationally connected with the base assembly (5); The round rotating plate (13) is rotatably connected to the bottom of the inner cavity of the base assembly (5), a lower bevel gear (14) is arranged in the center of the top of the round rotating plate (13), an upper bevel gear (15) is meshed with the front end of the lower bevel gear (14), and the upper bevel gear (15) is coaxially connected with the anti-slip rotating handle (16); the arc-shaped guide groove (17) is formed around the top of the round rotating plate (13), the inner cavities of the arc-shaped guide groove (17) are all connected with guide rods (18) in a sliding mode, and the bottom ends of the guide rods (18) are connected with the top ends of the protective sleeves (11).
2. 2. The magnetically attractable fan base of claim 1, wherein the base assembly (5) comprises a connecting cover plate (8) and a protective shell (9), the connecting cover plate (8) is arranged on the top of the protective shell (9), and the connecting cover plate (8) is connected with the protective shell (9) through bolts.
3. 3. The magnetically attractable fan base of claim 2, wherein the two sides of the bottom of the connecting cover plate (8) are provided with positioning lugs (19), the two sides of the inner wall of the protective shell (9) are provided with positioning grooves (1), and the positioning lugs (19) are connected with the positioning grooves (1) in an inserting way.
4. 4. The magnetically attractable fan base as set forth in claim 3, wherein the lower part of the inner wall of the protective housing (9) is provided with an annular rotary groove (2), the annular rotary groove (2) is connected with the positioning groove (1) in a communication manner, and side connecting blocks (3) are connected to both sides of the inner cavity of the annular rotary groove (2) in a rotary manner.
5. 5. The magnetically attractable fan base of claim 4, wherein the side connecting blocks (3) are connected with two sides of the outer surface of the rotary plate (13), and the side connecting blocks (3) correspond to the positioning grooves (1) in shape and position.
6. 6. The magnetically attractable fan base of claim 2, wherein the upper parts of the front and back sides of the protective shell (9) are provided with limiting slots (4), limiting insertion plates (7) are inserted into the inner cavities of the limiting slots (4), the tops of the limiting insertion plates (7) are tightly attached to the bottoms of the connecting cover plates (8), rotating rods (6) are rotatably connected to the inner side surfaces of the limiting insertion plates (7), and upper bevel gears (15) are connected with anti-slip rotating handles (16) through the rotating rods (6).

Description

Fan base that can inhale magnetism Technical Field The utility model relates to the technical field of fan bases, in particular to a magnetically attractable fan base. Background In fan equipment technical field, the base is as supporting and fixed core component's structural design direct influence equipment installation convenience and stability in use. Along with the popularization of the magnetic attraction technology in the field of small household appliances, the fan base with the magnetic attraction function gradually becomes an important development direction for improving the installation flexibility of equipment, and the product can be rapidly positioned and fixed through the magnetic force effect, so that the magnetic attraction type fan base is particularly suitable for use scenes in which the installation position needs to be frequently adjusted or the support surface made of different materials is adapted. However, the traditional magnetic fan base has a plurality of technical bottlenecks in practical application, a magnetic component of the magnetic fan base is usually in a fixed mounting structure, accurate position adjustment is difficult to achieve according to the material difference or adsorption requirement of a mounting surface, the magnetic action range is limited, the magnetic component is exposed to the external environment for a long time, dust adhesion or accidental collision is easy to cause magnetic attenuation and surface damage, the operation complexity is increased when a protective cover is additionally arranged, the traditional adjusting mechanism is mostly in a multistage gear transmission or elastic buckle structure, not only occupies a large mounting space, but also hysteresis and precision deviation exist in the adjusting process, hidden protection and refined control of the magnetic device are difficult to achieve in a narrow base structure, and adaptability of products in a complex mounting environment is limited. For this purpose, a magnetically attractable fan base is proposed. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a magnetic fan base to solve the technical problems that the magnetic component is generally in a fixed mounting structure, and accurate position adjustment is difficult to be carried out according to the material difference of a mounting surface or the adsorption requirement, so that the magnetic action range is limited. In order to achieve the above purpose, the utility model provides a magnetic fan base, comprising: the anti-skid rotary handle is arranged at the upper part of the front surface of the base assembly, the lower surface of the base assembly is provided with a guide groove, a protective sleeve is attached to the inner cavity of the guide groove in a sliding manner, a magnetic attraction block is arranged in the inner cavity of the protective sleeve, and the anti-skid rotary handle is rotationally connected with the base assembly; The round rotating plate is rotatably connected to the bottom of the inner cavity of the base assembly, a lower bevel gear is arranged in the center of the top of the round rotating plate, an upper bevel gear is meshed with the front end of the lower bevel gear, and the upper bevel gear is coaxially connected with the anti-skid rotating handle; The arc guide slot is arranged around the top of the round rotating plate, the inner cavities of the arc guide slot are all connected with guide rods in a sliding mode, and the bottom ends of the guide rods are connected with the top ends of the protective sleeves. The operator rotates the anti-slip rotating handle, and the anti-slip rotating handle drives the upper bevel gear which is coaxially connected to rotate around the axis of the upper bevel gear; The upper bevel gear and the lower bevel gear form a bevel gear transmission pair, and the lower bevel gear and a round rotating plate fixedly connected with the lower bevel gear are driven to rotate around the axis at the bottom of the inner cavity of the base assembly; When the rotary plate rotates, the arc-shaped guide grooves formed in the periphery of the top of the rotary plate synchronously rotate to push the guide rods which are slidably connected to the inner cavities of the arc-shaped guide grooves to generate radial displacement; the bottom end of the guide rod is rigidly connected with the top end of the protective sleeve, and the protective sleeve is driven to linearly slide along a guide groove formed in the lower surface of the base assembly; In the sliding process of the protective sleeve, the magnetic attraction blocks arranged in the inner cavity of the protective sleeve synchronously displace along with the protective sleeve, so that the positions of the magnetic attraction blocks are adjusted. Preferably, the base assembly comprises a connecting cover plate and a protective shell, wherein the connecting cover plate is arranged at the top of the pro