CN210565226U

CN210565226U - Floor fan

Info

Publication number: CN210565226U
Application number: CN201921319528.XU
Authority: CN
Inventors: 李在庆; 伍继宏; 邹国柱
Original assignee: Elite Electric Appliance Manufacture Co ltd
Current assignee: Elite Electric Appliance Manufacture Co ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-05-19
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses a floor fan relates to fan equipment technical field, including fan main part, stand and base, the stand lower extreme is provided with the fixed block, the fixed block includes the edge 12 bosss of stand circumference equipartition, the base seted up with fixed block matched with fixed slot, the stand is in the upper portion of fixed block be provided with the holding ring of base up end butt, the stand is in the lower part of fixed block is provided with mounting thread, be provided with lock nut on the mounting thread. The utility model provides a floor fan, which improves the installation tightness of the upright post and the base, and has good anti-loosening effect and high safety; and the structure stability is high, and the assembly efficiency is high.

Description

Floor fan

Technical Field

The utility model relates to a fan equipment technical field, in particular to floor fan.

Background

In the related art, fans can be generally classified into ceiling fans, table fans, floor fans, wall fans, and the like. Among them, the floor fan is most widely used in general households. The floor fan has the function of shaking the head, can make stand and base produce the vibration and sway, and it is not hard up to take place easily between stand and the chassis after long-time the use, leads to the fan main part to overturn the damage, still can cause the injury to the user when serious.

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, the utility model aims to provide a floor fan, the connection structure stability of its stand and base is high, locking effectual, safe and reliable.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a floor fan, includes fan main part, stand and base, the stand lower extreme is provided with the fixed block, the fixed block includes the edge 12 bosss of stand circumference equipartition, the base seted up with fixed block matched with fixed slot, the stand is in the upper portion of fixed block be provided with the holding ring of base up end butt, the stand is in the lower part of fixed block is provided with the mounting thread, be provided with lock nut on the mounting thread.

Preferably, the sectional area of the upper end surface of the boss is gradually reduced from top to bottom along the axial direction, and correspondingly, the sectional area of the upper end surface of the fixing groove is gradually reduced from top to bottom along the axial direction.

Preferably, the base comprises a chassis and a balancing weight, the chassis extends downwards to be provided with a positioning table, the balancing weight is matched with the positioning table to be provided with a positioning hole, and the lower surface of the chassis is attached to the upper surface of the balancing weight.

Preferably, the lower surface of the chassis is provided with a positioning column in a downward protruding manner, the positioning column is arranged along the circumferential direction of the chassis, and the upper surface of the balancing weight is provided with a positioning groove matched with the positioning column.

Preferably, the chassis axle center runs through and has seted up the mounting hole, the fixed slot set up in the mounting hole upper end and with the mounting hole is coaxial, the mounting hole with stand cooperation department is provided with along the circumference equipartition and prevents changeing the muscle.

Preferably, the positioning table is uniformly provided with a plurality of reinforcing ribs along the periphery.

Preferably, the upright column comprises an outer tube, an inner tube and an outer locking piece, wherein the inner tube is mounted on the outer tube in an inner sleeve mode, the outer locking piece is connected and matched with the outer tube and the inner tube, and the fixing block and the positioning ring are located on the outer tube.

Preferably, the outer tube, the positioning ring and the fixing block are manufactured and molded together.

Preferably, the outer tube is made of a plastic material.

The embodiment of the utility model provides a one or more technical scheme has following beneficial effect at least: compared with the prior art, the floor fan provided by the embodiment of the utility model adopts the fixed block structure that 12 bosses are uniformly distributed on the stand column along the circumferential direction, and the base is provided with the fixed groove matched with the fixed block, thereby improving the installation tightness of the stand column and the base, and having good anti-loosening effect and high safety; and still be provided with the holding ring with base up end butt on the stand, lock nut and the installation screw-thread fit installation of the tip under the stand, its structural stability is high, assembly efficiency is high.

Drawings

The present invention will be further explained with reference to the drawings and examples;

fig. 1 is a structural diagram of an embodiment of a floor fan according to the present invention;

FIG. 2 is an exploded view of the column and base of FIG. 1 at an angle;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is an exploded view of the upright and base of FIG. 1 at another angle;

fig. 5 is a cross-sectional view of the mating of the upright and base of fig. 1.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of 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.

Referring to fig. 1, fig. 2 and fig. 3, the utility model discloses a floor fan, including fan main part 100, stand 200 and base 300, stand 200 lower extreme is provided with fixed block 210, fixed block 210 includes 12 bosss 211 along stand 200 circumference equipartition, 12 bosss 211 form integrative structure with stand 200, base 300 has seted up fixed slot 311 with fixed block 210 matched with, area of contact has been increased, stable cooperation structure has been formed, the installation tight-fitting degree of stand 200 and base 300 has been improved, its locking is effectual, the security is high. In addition, referring to fig. 5, the positioning ring 220 abutting against the upper end surface of the base 300 is disposed on the upper portion of the fixing block 210 of the column 200, the positioning ring 220 also forms an integrated structure with the column 200, the mounting thread 230 is disposed on the lower portion of the fixing block 210 of the column 200, and the locking nut 400 is disposed on the mounting thread 230. Further, the sectional area of boss 211 up end reduces from top to bottom along the axial gradually, and correspondingly, the sectional area of fixed slot 311 up end reduces from top to bottom along the axial gradually, and the boss 211 direction of being convenient for penetrates to fixed slot 311 in, further improves cooperation efficiency, easy to assemble.

Referring to fig. 2 and 4, in some embodiments, the base 300 includes a bottom plate 310 and a weight 320, the fixing groove 311 is located on the bottom plate 310, the bottom plate 310 extends downward to form a positioning table 315, and the weight 320 and the positioning table 315 cooperate to form a positioning hole 321; it can be understood that, preferably, the positioning table 315 is provided with a plurality of ribs 3151 uniformly distributed along the periphery, so as to further enhance the strength of the positioning table 315, and the positioning holes 321 can be correspondingly configured to match the outer contour formed by the plurality of ribs 3151. In addition, the lower surface of the chassis 310 is attached to the upper surface of the counterweight block 320, so that friction damping is increased, mutual movement is reduced, the matching structure is more stable, the base 300 and the upright column 200 can be fixed through the matching of the mounting threads 230 and the locking nut 400, the structure is simplified, and the assembly is convenient. Furthermore, the lower surface of the chassis 310 is provided with a positioning column 312 in a downward protruding manner, the positioning column 312 is arranged along the circumferential direction of the chassis 310, and the upper surface of the counterweight block 320 is provided with a positioning groove 322 matched with the positioning column 312, so that the matching stability of the chassis 310 and the counterweight block 320 is further improved.

Referring to fig. 3, in some embodiments, preferably, an installation hole 313 is formed through an axis of the chassis 310, the fixing groove 311 is disposed at an upper end of the installation hole 313 and is coaxial with the installation hole 313, and anti-rotation ribs 314 are uniformly disposed along a circumferential direction at a matching position of the installation hole 313 and the upright column 200, so as to further prevent the upright column 200 and the chassis 310 from rotating relative to each other and falling off, which may cause the overturning damage of the fan main body 100.

Referring to fig. 1, 2 and 3, in some embodiments, the column 200 includes an outer tube 240, an inner tube 250 internally installed in the outer tube 240, and an outer locking member 260 coupled to the outer tube 240 and the inner tube 250, the fixing block 210 and the positioning ring 220 are located on the outer tube 240, the outer tube 240 is made of a plastic material, and the fixing block 210, the positioning ring 220 and the outer tube 240 are formed by integral injection molding, which has high structural strength and low processing cost.

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 gist of the present invention within the knowledge range of those skilled in the art.

Claims

1. A floor fan, its characterized in that: including fan main part, stand and base, the stand lower extreme is provided with the fixed block, the fixed block includes the edge 12 bosss of stand circumference equipartition, the base seted up with fixed block matched with fixed slot, the stand is in the upper portion of fixed block be provided with the holding ring of base up end butt, the stand is in the lower part of fixed block is provided with the installation screw thread, be provided with lock nut on the installation screw thread.

2. A floor fan as claimed in claim 1, wherein: the sectional area of the upper end face of the boss is gradually reduced from top to bottom along the axial direction.

3. A floor fan as claimed in claim 1, wherein: the base comprises a chassis and a balancing weight, wherein the chassis extends downwards to be provided with a positioning table, the balancing weight is matched with the positioning table to be provided with a positioning hole, and the lower surface of the chassis is attached to the upper surface of the balancing weight.

4. A floor fan as claimed in claim 3, wherein: the lower surface of the chassis is provided with a positioning column in a downward protruding mode, the positioning column is arranged along the circumferential direction of the chassis, and the upper surface of the balancing weight is provided with a positioning groove matched with the positioning column.

5. A floor fan as claimed in claim 3, wherein: the chassis axle center runs through and has seted up the mounting hole, the fixed slot set up in the mounting hole upper end and with the mounting hole is coaxial, the mounting hole with stand cooperation department is provided with along the circumference equipartition and prevents changeing the muscle.

6. A floor fan as claimed in claim 3, wherein: and a plurality of reinforcing ribs are uniformly distributed on the periphery of the positioning table.

7. A floor fan as claimed in claim 1, wherein: the upright column comprises an outer tube, an inner tube and an outer locking piece, wherein the inner tube is arranged on the outer tube, the outer locking piece is connected and matched with the outer tube and the inner tube, and the fixing block and the positioning ring are positioned on the outer tube.

8. A floor fan as claimed in claim 7, wherein: the outer pipe, the positioning ring and the fixing block are manufactured and molded together.

9. A floor fan as claimed in claim 7, wherein: the outer tube is made of plastic materials.