CN216044663U

CN216044663U - Fan guard structure

Info

Publication number: CN216044663U
Application number: CN202122661887.7U
Authority: CN
Inventors: 邵强; 王骞; 钟文桥
Original assignee: Hubei Quankang Intelligent Technology Co ltd
Current assignee: Hubei Quankang Intelligent Technology Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-03-15
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses a fan mesh enclosure structure, comprising: the support frame comprises two support arms which are oppositely arranged; the supporting frame is arranged between the two supporting arms, the left side and the right side of the supporting frame are respectively movably connected with the two supporting arms, and the supporting frame rotates by taking the connecting part as a fulcrum; front shroud and back shroud, front shroud and back shroud are located respectively both sides around the carriage, just front shroud and back shroud all with the carriage joint. According to the utility model, the outer edges of the front cover and the rear cover are respectively provided with a plurality of clamping grooves which are distributed at intervals along the circumferential direction, the outer edges of the front side and the rear side of the supporting frame are respectively provided with a plurality of buckles which are distributed at intervals along the circumferential direction, the positions of the plurality of clamping grooves correspond to the positions of the plurality of buckles, when the front cover or the rear cover is used, the front cover or the rear cover can be clamped on the supporting frame only by rotating the front cover or the rear cover anticlockwise or clockwise, and the detachable supporting frame has the advantage of convenience and rapidness in disassembly and assembly.

Description

Fan guard structure

Technical Field

The utility model relates to the technical field of fans, in particular to a fan mesh enclosure structure.

Background

The fan is a heat dissipation machine of blowing, and fan motor and flabellum are equipped with to fan dustcoat inside, and fan motor rotates the flabellum and forms the function of induced drafting and blowing, and the direction of blowing is facing to the user, lets the user have the heat dissipation benefit of blowing. The fan mesh cover is mainly used for covering the fan blades so as to protect the fan blades and prevent the fan blades from hurting people. The mesh enclosure of the fan generally includes a front mesh enclosure, a rear mesh enclosure, and a mesh enclosure decorative ring (or hoop) for fixing the front mesh enclosure to the rear mesh enclosure. When the screen cover with the structure is installed, the rear screen cover of the fan is usually fixed on the fan main body firstly, then the fan blades and other components are installed in place, and finally the front screen cover is fixed on the rear screen cover.

For example, chinese utility model patent CN2262622 discloses a fixing member for a screen of a fan blade of an electric fan, which has a groove on the surface contacting with the screen, and the front and rear screens of the electric fan are engaged with the groove when in use. In order to further improve the connection stability of the front mesh enclosure and the rear mesh enclosure, a reinforcing rib or an isolating body can be additionally arranged in the groove to form two grooves, and the front mesh enclosure and the rear mesh enclosure are respectively clamped in the two grooves during use.

However, when the assembly structure is adopted, the front mesh enclosure and the rear mesh enclosure need to be fixed firstly during installation, then a tool is used for tightening bolts in the mesh enclosure, the mesh enclosure is tightened by reducing the perimeter of the mesh enclosure, and the fixing effect is achieved, or the front mesh enclosure is forcibly pressed into a groove of the mesh enclosure in an interference mode through a larger external force.

Therefore, the existing fan mesh enclosure is complex to mount and dismount, time and labor are wasted in mounting, two persons are needed to cooperate to complete mounting and dismounting, cleaning and maintenance of the fan mesh enclosure are complicated, and improvement is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fan mesh enclosure structure which has the advantage of convenience in disassembly and assembly and solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a fan guard structure, comprising: the support frame comprises two support arms which are oppositely arranged; the supporting frame is arranged between the two supporting arms, the left side and the right side of the supporting frame are respectively movably connected with the two supporting arms, and the supporting frame rotates by taking the connecting part as a fulcrum; front shroud and back shroud, front shroud and back shroud are located respectively both sides around the carriage, just front shroud and back shroud all with the carriage joint.

Preferably, the support frame is annular, and the support frame is equipped with a plurality of first strengthening ribs that distribute along radial interval and a second strengthening rib that distributes along circumference, and a plurality of first strengthening ribs are connected each other through the second strengthening rib.

Preferably, a wire casing is arranged in the first reinforcing rib and communicated with the support frame through the support arm.

Preferably, the support frame is provided with a wire protection cover, and the wire protection cover covers and seals the wire groove and then is clamped with the first reinforcing rib.

Preferably, the outward flange of front shroud and back shroud all is equipped with a plurality of draw-in groove along circumference interval distribution, the outward flange of both sides all is equipped with a plurality of buckle along circumference interval distribution around the carriage, a plurality of draw-in groove and a plurality of the position of buckle is corresponding, front shroud and back shroud all through a plurality of draw-in groove with a plurality of buckle joint of both sides around the carriage.

Preferably, the clamping groove comprises an opening part and a hidden groove part, the opening part is used for allowing the buckle to stretch into the clamping groove or be taken out of the clamping groove, and the hidden groove part is used for accommodating the buckle and clamping the buckle.

Preferably, the opening of the clamping groove is provided with a first guide slope, the first guide slope is arc-shaped, one side of the clamping buckle close to the hidden groove part is provided with a second guide slope, and the second guide slope is inclined by 30-60 degrees relative to the clamping buckle body.

Preferably, the clamping groove is provided with a positioning block, the buckle is provided with a positioning groove, and the positioning block is matched with the positioning groove in shape, size and position.

Preferably, the positioning block is provided with a third guide slope on one side facing the buckle, the third guide slope is inclined by 10 degrees to 40 degrees relative to the positioning block body, the buckle is provided with a fourth guide slope on one side close to the positioning block, and the fourth guide slope is arc-shaped.

Compared with the prior art, the utility model has the following beneficial effects:

the front cover, the rear cover and the support frame are arranged, a plurality of clamping grooves are formed in the outer edges of the front cover and the rear cover and are distributed at intervals along the circumferential direction, a plurality of buckles are arranged on the outer edges of the front side and the rear side of the support frame and are distributed at intervals along the circumferential direction, the positions of the clamping grooves correspond to those of the buckles, and the front cover and the rear cover are clamped with the buckles on the front side and the rear side of the support frame through the clamping grooves; when the detachable front cover is used, the front cover or the rear cover can be clamped on the supporting frame only by rotating the front cover or the rear cover anticlockwise or clockwise, and the detachable effect is achieved.

The wire casing is arranged in the first reinforcing rib on the supporting frame and communicated with the supporting frame through the supporting arm, and the wire protecting cover is sealed on the wire casing and clamped with the first reinforcing rib to hide the connecting wire, so that the conditions of damage and electric leakage caused by the exposure of the connecting wire are prevented, and the appearance of the connecting wire is prevented from being influenced by the exposure of the connecting wire.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a second exploded view of the present invention;

FIG. 4 is a schematic structural view of a support frame according to the present invention;

FIG. 5 is a schematic view of a card slot of the present invention;

FIG. 6 is a schematic view of the structure of the buckle of the present invention;

fig. 7 is a schematic structural view of a rotating assembly according to the present invention.

The reference numerals and names in the figures are as follows:

1. a support frame; 11. a support arm; 2. a support frame; 21. a first reinforcing rib; 22. a second reinforcing rib; 23. a wire slot; 24. a wire cover; 25. an installation part; 251. a front cover; 252. a rear cover; 253. a master control box; 26. a first connection portion; 27. a second connecting portion; 28. a rotating assembly; 281. a first connecting member; 282. a second connecting member; 29. a third connecting member; 3. a front cover; 4. a rear cover; 5. a card slot; 51. an opening part; 52. a first guide slope; 53. a dark groove portion; 54. positioning blocks; 55. a third guide slope; 6. buckling; 61. positioning a groove; 62. a second guide ramp; 63. and a fourth guide ramp.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, an embodiment of the present invention includes: a fan guard structure, comprising:

the support frame 1 comprises two support arms 11 which are oppositely arranged;

the supporting frame 2 is arranged between the two supporting arms 11, the left side and the right side of the supporting frame 2 are respectively movably connected with the two supporting arms 11, and the supporting frame rotates by taking the connecting part as a fulcrum;

front shroud 3 and back shroud 4, front shroud 3 and back shroud 4 are located respectively both sides around the carriage 2, just front shroud 3 and back shroud 4 all with carriage 2 joint, convenient to detach and daily washing.

More specifically, the support frame 1 is used for supporting and installing the support frame 2, and the shape of the support frame 1 may be adjusted according to actual design requirements, which is not limited in the present invention.

More specifically, be equipped with wire casing 23 in the first strengthening rib 21, wire casing 23 passes through support arm 11 with support frame 1 is linked together, support frame 2 is equipped with protecting wire lid 24, protecting wire lid 24 cap seal behind the wire casing 23 with first strengthening rib 21 joint is hidden including the connecting wire, has not only prevented the condition of damage, the electric leakage that the connecting wire exposes and leads to, avoids the connecting wire to expose simultaneously and influences beautifully.

More specifically, the support frame 2 is provided with a mounting portion 25, a front cover 251, a rear cover 252 and a main control box 253, the mounting portion 25 is used for mounting a driving motor for driving the fan blades to rotate, the rear cover 252 covers the outside of the mounting portion 25 to shield the mounting hole, the main control box 253 is fixedly mounted at the other end of the driving motor and is used for mounting electronic components such as a main control board, keys and a display screen, the front cover 251 covers the outside of the main control box 253 to shield the electronic components such as the main control board, the keys and the display screen, and the front cover 251 can be provided with buttons convenient for key operation and/or windows convenient for light transmission of the display screen according to design requirements, which is not limited in the present invention.

More specifically, the left side and the right side of the support frame 2 are respectively provided with a first connecting portion 26 and a second connecting portion 27, the first connecting portion 26 and the second connecting portion 27 are respectively provided with a rotating assembly 28 and a third connecting member 29, the rotating assembly 28 and the third connecting member 29 are used for connecting the two support arms 11, and the support frame 2 is enabled to rotate around the connecting portion as a pivot, so that the pitching angle of the fan can be adjusted to meet the requirement of a consumer for multi-directional air supply; a threading hole is formed in the third connecting piece 29 and is used for communicating the wire groove 23 with the support frame 1 so as to communicate the connecting wire.

Referring to fig. 7, in more detail, the rotating assembly 28 includes a first connecting member 281 and a second connecting member 282, the first connecting member 281 and the second connecting member 282 are respectively fixedly connected to the support frame 2 and the support arm 11, and the first connecting member 281 is in damping connection with the second connecting member 282.

Referring to fig. 4, more specifically, the support frame 2 is annular, and the support frame 2 is provided with a plurality of first reinforcing ribs 21 distributed at intervals along the radial direction and a plurality of second reinforcing ribs 22 distributed along the circumferential direction, and the plurality of first reinforcing ribs 21 are connected with each other through the second reinforcing ribs 22 to provide a supporting force for the fan guard 71 and prevent the fan guard from being deformed by a force.

Please refer to fig. 5 to 6, more specifically, the outer edges of the front cover 3 and the rear cover 4 are respectively provided with a plurality of clamping grooves 5 distributed at intervals along the circumferential direction, the outer edges of the front side and the rear side of the support frame 2 are respectively provided with a plurality of buckles 6 distributed at intervals along the circumferential direction, the clamping grooves 5 are corresponding to the buckles 6, the front cover 3 and the rear cover 4 are respectively connected with the buckles 6 on the front side and the rear side of the support frame 2 through the clamping grooves 5, and the front cover or the rear cover can be connected to the support frame only by rotating the front cover or the rear cover counterclockwise or clockwise, so that the effect of convenient disassembly and assembly is achieved.

More specifically, the card slot 5 includes an opening portion 51 and a hidden slot portion 53, the opening portion 51 is used for the buckle 6 to extend into the card slot 5 or to be taken out from the card slot 5, and the hidden slot portion 53 is used for accommodating the buckle 6 and being in clamping connection with the buckle 6.

More specifically, the card slot 5 is provided with a first guiding slope 52 at the opening 51, the first guiding slope 52 is arc-shaped, the buckle 6 is provided with a second guiding slope 62 at a side close to the hidden groove 53, and the second guiding slope 62 is inclined at 30 ° to 60 ° with respect to the body of the buckle 6.

More specifically, the locking groove 5 is provided with a positioning block 54, the buckle 6 is provided with a positioning groove 61, and the positioning block 54 is matched with the positioning groove 61 in shape, size and position.

More specifically, the positioning block 54 is provided with a third guiding slope 55 at a side facing the buckle 6, the third guiding slope 55 is inclined at 10 ° to 40 ° relative to the body of the positioning block 54, the buckle 6 is provided with a fourth guiding slope 63 at a side close to the positioning block 54, and the fourth guiding slope 63 is arc-shaped.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A fan guard structure, its characterized in that includes:

the support frame (1), the support frame (1) includes two support arms (11) that are arranged oppositely;

the supporting frame (2) is arranged between the two supporting arms (11), the left side and the right side of the supporting frame (2) are respectively movably connected with the two supporting arms (11), and the supporting frame rotates around a joint as a fulcrum;

front shroud (3) and back shroud (4), front shroud (3) and back shroud (4) are located respectively both sides around carriage (2), just front shroud (3) and back shroud (4) all with carriage (2) joint.

2. The fan guard structure according to claim 1, wherein: the support frame (2) are annular, just the support frame (2) are equipped with along a plurality of first strengthening ribs (21) of radial interval distribution and along a second strengthening rib (22) of circumference distribution, and are a plurality of first strengthening rib (21) are connected through second strengthening rib (22) each other.

3. The fan guard structure according to claim 2, wherein: a wire groove (23) is formed in the first reinforcing rib (21), and the wire groove (23) is communicated with the support frame (1) through the support arm (11).

4. The fan guard structure according to claim 3, wherein: the supporting frame (2) is provided with a wire protecting cover (24), and the wire protecting cover (24) covers and seals the wire groove (23) and then is connected with the first reinforcing ribs (21) in a clamping mode.

5. The fan guard structure according to claim 1, wherein: the outward flange of front shroud (3) and after-hood (4) all is equipped with a plurality of draw-in groove (5) along circumference interval distribution, the outward flange of both sides all is equipped with along circumference interval distribution a plurality of buckle (6), a plurality of around carriage (2) draw-in groove (5) and a plurality of the position of buckle (6) is corresponding, front shroud (3) and after-hood (4) all through a plurality of draw-in groove (5) with a plurality of buckle (6) joint of both sides around carriage (2).

6. The fan guard structure according to claim 5, wherein: draw-in groove (5) are including opening (51) and hidden groove portion (53), opening (51) are used for supplying buckle (6) stretch into in draw-in groove (5) or follow take out in draw-in groove (5), hidden groove portion (53) are used for holding buckle (6) and with buckle (6) joint.

7. The fan guard structure according to claim 6, wherein: draw-in groove (5) opening portion (51) are equipped with first guide slope (52), first guide slope (52) are the arc, buckle (6) are being close to one side of dark slot portion (53) is equipped with second guide slope (62), second guide slope (62) are relative buckle (6) body is 30 to 60 slopes.

8. The fan guard structure according to any one of claims 5 to 7, wherein: the clamping groove (5) is provided with a positioning block (54), the buckle (6) is provided with a positioning groove (61), and the positioning block (54) is matched with the positioning groove (61) in shape, size and position.

9. The fan guard structure according to claim 8, wherein: the locating piece (54) is in the orientation one side of buckle (6) is equipped with third guide slope (55), third guide slope (55) are relative locating piece (54) body is 10 to 40 slopes, buckle (6) are being close to one side of locating piece (54) is equipped with fourth guide slope (63), fourth guide slope (63) are the arc.