CN213331639U

CN213331639U - Direct current air circulation fan

Info

Publication number: CN213331639U
Application number: CN202022445533.4U
Authority: CN
Inventors: 张来生; 陈钢
Original assignee: Dongguan Fushiai Electric Appliance Technology Co ltd
Current assignee: Dongguan Fushiai Electric Appliance Technology Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-06-01
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a direct current air circulation fan, including support frame, operating button, work box, fan frame and fan cover, operating button is installed to one side on support frame surface, one side of support frame bottom is provided with firm mechanism, firm mechanism includes adsorption disc, viscose adsorbed layer, vacuum pump bowl and adsorption tank, the vacuum pump bowl sets up in one side of support frame bottom, the adsorption disc is installed to one side of vacuum pump bowl bottom, and installs the viscose adsorbed layer in one side of adsorption disc bottom. The utility model discloses a through scribbled the one deck viscose adsorbed layer at the skin of adsorption disc, can make the more firm that the device was placed, later the vacuum exhaust tube is used with the through-hole cooperation of vacuum exhaust tube bottom, extracts the adsorption disc bottom air, can strengthen the adsorption affinity of adsorption disc to with the support frame firm more put, realized that the device places firm function.

Description

Direct current air circulation fan

Technical Field

The utility model relates to a direct current air circulation fan technical field specifically is a direct current air circulation fan.

Background

The fan is mostly used in summer, various fans appear on the market along with the development of science and technology, wherein the fans comprise a direct current air circulation fan, the standby time of the novel direct current air circulation fan is long, the novel direct current air circulation fan can be charged through a plug wire or is directly charged by a USB (universal serial bus) for use, the fan has the excellent performances of small volume, convenience in carrying and the like, and different wind powers can be adjusted through multi-gear control during use, so that the fan is popular with more and more people;

direct current circulation fan volume is less, and direct placing is mostly bloied at the desktop or the head of a bed, because the volume is less, places insecure to carelessly drop the fan easily, break the fan, influence the life of fan, improve according to above-mentioned condition needs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a direct current air circulation fan to propose in solving above-mentioned background and place unstable problem.

In order to achieve the above object, the utility model provides a following technical scheme: a direct current air circulation fan comprises a support frame, an operating button, a working box, a fan frame and a fan sleeve, wherein the operating button is installed on one side of the surface of the support frame, a stabilizing mechanism is arranged on one side of the bottom end of the support frame and comprises an adsorption disc, a viscose adsorption layer, a vacuum air pump cylinder and an adsorption groove, the vacuum air pump cylinder is arranged on one side of the bottom end of the support frame, the adsorption disc is installed on one side of the bottom end of the vacuum air pump cylinder, the viscose adsorption layer is installed on one side of the bottom end of the adsorption disc, the adsorption groove is arranged on one side inside the adsorption disc, the working box is installed at the central position of the top end of the support frame, the fan frame is installed on one side of the top end of the working box, a connecting rod is installed on the outer wall of one side of the support frame, one end of, and a wire mesh is installed on one side of the fan sleeve, a limiting rod is installed at one end of a limiting hole and the limiting hole which are installed on one side of the surface of the fan sleeve, a fan shaft is installed on one side of the inside of the fan frame, fan blades are installed on one side of the surface of the fan shaft, heat dissipation holes are formed in one side of the surface of the working box, and a noise reduction mechanism is arranged on one side of the inside of the working box.

Preferably, the operating buttons are arranged on one side of the surface of the support frame, and the operating buttons are symmetrically distributed around the vertical middle axis of the support frame.

Preferably, the wire netting comprises a plurality of iron wires, and the iron wires are annularly distributed by taking the fan shaft as a circle center.

Preferably, one side on the surface of the limiting rod is provided with an external thread, one side inside the limiting hole is provided with an internal thread matched with the external thread, and the limiting hole is in threaded connection with the limiting rod.

Preferably, the fan blades are distributed in an annular shape by taking the fan shaft as a circle center, and the heat dissipation holes are symmetrically distributed on one side of the surface of the working box relative to the horizontal central axis of the working box.

Preferably, the noise reduction mechanism comprises a sound insulation layer, a sound absorption sponge and a silencing groove, the sound insulation layer is arranged on one side of the inside of the working box, the sound absorption sponge is installed on one side of the inside of the sound insulation layer, and the silencing groove is formed in the inside of the working box outside the sound insulation layer.

Compared with the prior art, the beneficial effects of the utility model are that: the direct-current air circulation fan not only realizes the function of stable placement of the device, the function of facilitating sound insulation and noise reduction of the device, but also realizes the function of facilitating cleaning of fan blades due to the fact that the casing of the device can be detached;

(1) the support frame is placed on a table top, the adsorption disc and the viscose adsorption layer are adhered to the table top at the moment, the outer layer of the adsorption disc is coated with the viscose adsorption layer, the device can be placed more stably, then the vacuum air pumping cylinder is matched with the through hole at the bottom end of the vacuum air pumping cylinder for use, air at the bottom of the adsorption disc is extracted, the adsorption force of the adsorption disc can be enhanced, the adsorption groove is formed in the bottom end of the adsorption disc, air in the adsorption disc can not circulate, the support frame is placed more stably, the function of stable placement of the device is realized, and the applicability of the device in use is improved;

(2) the sound insulation layer is arranged in the working box, partial noise can be isolated to a certain degree, the sound absorption sponge is arranged in the working box, partial noise can be absorbed, the rest noise flows into the silencing groove and is exhausted after being consumed in the silencing groove, the noise reduction and sound insulation effects are good, and the function of facilitating sound insulation and noise reduction of the device is achieved;

(3) through being stained with the dust on the fan blade after long-term the use easily, twist and move the turning block, the turning block drives the gag lever post and rotates, the gag lever post rotates and moves outward, until the inside that shifts out spacing hole with the gag lever post rotation, can dismantle the fan cover this moment, can all wash fan blade and fan cover and wire netting, it can install once more to carry out above-mentioned opposite operation after wasing, realized that the device casing can dismantle the function of being convenient for wash the fan blade, thereby the convenience of the device when using has been improved.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic rear view of the present invention;

fig. 3 is a schematic view of a front view cross-sectional structure of the noise reduction mechanism of the present invention;

fig. 4 is a schematic view of the bottom view of the stabilizing mechanism of the present invention.

In the figure: 1. a support frame; 2. an operation button; 3. a stabilizing mechanism; 301. an adsorption tray; 302. an adhesive adsorption layer; 303. a vacuum pump cylinder; 304. an adsorption tank; 4. a work box; 5. a fan frame; 6. a fan sleeve; 7. a wire mesh; 8. a limiting hole; 9. a limiting rod; 10. a fan shaft; 11. a connecting rod; 12. a fan blade; 13. heat dissipation holes; 14. a noise reduction mechanism; 1401. a sound insulating layer; 1402. sound-absorbing sponge; 1403. a silencing groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a direct current air circulation fan comprises a support frame 1, an operating button 2, a working box 4, a fan frame 5 and a fan sleeve 6, wherein the operating button 2 is installed on one side of the surface of the support frame 1, the operating button 2 is provided with a plurality of operating buttons on one side of the surface of the support frame 1, the operating buttons 2 are symmetrically distributed about the vertical middle axis of the support frame 1, one side of the bottom end of the support frame 1 is provided with a stabilizing mechanism 3, the stabilizing mechanism 3 comprises an adsorption disc 301, an adhesive adsorption layer 302, a vacuum pumping cylinder 303 and an adsorption groove 304, the vacuum pumping cylinder 303 is arranged on one side of the bottom end of the support frame 1, the adsorption disc 301 is installed on one side of the bottom end of the vacuum pumping cylinder 303, the adhesive adsorption layer 302 is installed on one side of the bottom end of the adsorption disc 301, the adsorption groove 304 is arranged on one side inside the adsorption disc 301, the support frame 1 is placed on a table, an adhesive adsorption layer 302 is coated on the outer layer of the adsorption disc 301, so that the device can be placed more stably, then the vacuum suction cylinder 303 is matched with a through hole at the bottom end of the vacuum suction cylinder 303 to be used for sucking air at the bottom of the adsorption disc 301, so that the adsorption force of the adsorption disc 301 can be enhanced, and the adsorption groove 304 is arranged at the bottom end of the adsorption disc 301, so that air in the adsorption disc 301 can not circulate, and the support frame 1 is placed more stably;

the central position of the top end of the support frame 1 is provided with a work box 4, one side of the top end of the work box 4 is provided with a fan frame 5, the outer wall of one side of the support frame 1 is provided with a connecting rod 11, one end of the connecting rod 11 is hinged with one side of the fan frame 5, one end of the fan frame 5 is provided with a fan sleeve 6, one side of the fan sleeve 6 is provided with a wire netting 7, the wire netting 7 is composed of a plurality of wires, the wires are annularly distributed by taking a fan shaft 10 as a circle center, one side of the surface of the fan sleeve 6 is provided with a limiting hole 8, one end of the limiting hole 8 is provided with a limiting rod 9, one side of the surface of the limiting rod 9 is provided with an external thread, one side inside the limiting hole 8 is provided with an internal thread matched with the external thread, the limiting hole 8 and the limiting rod 9 are in threaded connection, one side inside, the fan blades 12 are distributed annularly by taking the fan shaft 10 as a circle center, the heat dissipation holes 13 are symmetrically distributed on one side of the surface of the working box 4 about a horizontal central axis of the working box 4, dust is easily stained on the fan blades 12 after long-term use, the rotating block is screwed, the rotating block drives the limiting rod 9 to rotate, the limiting rod 9 rotates to move outwards until the limiting rod 9 rotates to move out of the limiting hole 8, the fan sleeve 6 can be detached at the moment, the fan blades 12, the fan sleeve 6 and the wire netting 7 can be cleaned, and the fan blades 12, the fan sleeve 6 and the wire netting 7 can be installed again after the reverse operation is performed after the cleaning;

one side of the surface of the working box 4 is provided with a heat radiation hole 13, one side of the inside of the working box 4 is provided with a noise reduction mechanism 14, the noise reduction mechanism 14 comprises a sound insulation layer 1401, a sound absorption sponge 1402 and a noise reduction groove 1403, the sound insulation layer 1401 is arranged on one side of the inside of the working box 4, the sound absorption sponge 1402 is arranged on one side of the inside of the sound insulation layer 1401, the noise reduction groove 1403 is arranged in the inside of the working box 4 outside the sound insulation layer 1401, a plug is inserted to connect an external power supply of the device, a fan shaft 10 starts to rotate after the power is on, the fan shaft 10 rotates to drive a fan blade 12 to rotate, the fan blade 12 rotates at a high speed to generate wind power, six groups of operating buttons 2 are arranged to press different operating buttons 2 to fan out wind with different sizes, so as to facilitate cooling, and by pushing the fan frame 5, because the fan frame 5 and a, easy operation, convenient to use, motor vibration makes sound during the use, has set up one deck puigging 1401 in the inside of work box 4, can keep apart the noise of part to a certain extent, secondly has inhaled sound sponge 1402 at the internally mounted of work box 4, can adsorb partial noise, and remaining noise flows into amortization groove 1403, discharges after the inside consumption of amortization groove 1403, and noise reduction sound insulation is effectual.

The working principle is as follows: the utility model discloses when using, prepare the device, at first, put support frame 1 on the desktop, paste adsorption disc 301 and viscose adsorbed layer 302 on the desktop this moment, scribble a layer viscose adsorbed layer 302 on the skin of adsorption disc 301, can make the device place more firm, later vacuum pump 303 and the through-hole cooperation use of vacuum pump 303 bottom, extract the air of adsorption disc 301 bottom, can strengthen the adsorption affinity of adsorption disc 301, and set up absorption groove 304 in adsorption disc 301 bottom, can let the air in adsorption disc 301 not circulate, thereby put support frame 1 more firm;

secondly, a plug is inserted to connect the external power supply of the device, then the fan shaft 10 starts to rotate after the device is powered on, the fan shaft 10 rotates to drive the fan blade 12 to rotate, the fan blade 12 rotates at a high speed to generate wind power, the six groups of operating buttons 2 are arranged to press different operating buttons 2 to fan out wind with different sizes, the temperature is convenient to reduce, in addition, the fan frame 5 is pushed, as the fan frame 5 and the connecting rod 11 are hinged with each other, the swinging of the fan frame 5 can be adjusted up and down, the adjusting range is between zero degree and ninety degree, the operation is simple, the use is convenient, when in use, the motor vibrates to make sound, a sound insulation layer 1401 is arranged in the working box 4, partial noise can be isolated to a certain degree, in addition, a sound absorption sponge 1402 is arranged in the working box 4, partial noise can be absorbed, the rest noise flows into a sound insulation groove 1403 and is exhausted after being consumed in the sound, the noise reduction and sound insulation effects are good;

finally, after long-term use, dust is easily stained on the fan blade 12, the rotating block is screwed, the rotating block drives the limiting rod 9 to rotate, the limiting rod 9 rotates to move outwards until the limiting rod 9 rotates to move out of the limiting hole 8, the fan sleeve 6 can be detached at the moment, the fan blade 12, the fan sleeve 6 and the wire netting 7 can be cleaned, and after cleaning, the reverse operation can be carried out, and then the fan blade 12 can be installed again.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. The utility model provides a direct current air circulation fan, includes support frame (1), operating button (2), work box (4), fan frame (5) and fan cover (6), its characterized in that: operating buttons (2) are installed on one side of the surface of the support frame (1), a stabilizing mechanism (3) is arranged on one side of the bottom of the support frame (1), the stabilizing mechanism (3) comprises an adsorption disc (301), a viscose adsorption layer (302), a vacuum pumping cylinder (303) and an adsorption groove (304), the vacuum pumping cylinder (303) is arranged on one side of the bottom of the support frame (1), the adsorption disc (301) is installed on one side of the bottom of the vacuum pumping cylinder (303), the viscose adsorption layer (302) is installed on one side of the bottom of the adsorption disc (301), the adsorption groove (304) is arranged on one side of the interior of the adsorption disc (301), a work box (4) is installed at the central position of the top end of the support frame (1), a fan frame (5) is installed on one side of the top end of the work box (4), and a connecting rod (11) is arranged on the outer, and the one end of connecting rod (11) is articulated mutually with one side of fan frame (5), fan cover (6) is installed to the one end of fan frame (5), and one side of fan cover (6) installs wire netting (7), gag lever post (9) are installed to the one end that spacing hole (8) and spacing hole (8) were installed to one side on fan cover (6) surface, fan axle (10) are installed to the inside one side of fan frame (5), and fan axle (10) surface one side install fan blade (12), one side on work box (4) surface is provided with louvre (13), the inside one side of work box (4) is provided with noise reduction mechanism (14).

2. A direct current air circulation fan as set forth in claim 1, wherein: the operating buttons (2) are arranged on one side of the surface of the support frame (1), and the operating buttons (2) are symmetrically distributed around the vertical middle axis of the support frame (1).

3. A direct current air circulation fan as set forth in claim 1, wherein: the iron wire net (7) is composed of a plurality of iron wires which are distributed annularly by taking the fan shaft (10) as a circle center.

4. A direct current air circulation fan as set forth in claim 1, wherein: one side on gag lever post (9) surface is provided with the external screw thread, the inside one side in spacing hole (8) be provided with external screw thread assorted internal thread, spacing hole (8) and gag lever post (9) are threaded connection.

5. A direct current air circulation fan as set forth in claim 1, wherein: the fan blades (12) are distributed in an annular shape by taking the fan shaft (10) as a circle center, and the heat dissipation holes (13) are symmetrically distributed on one side of the surface of the working box (4) relative to the horizontal central axis of the working box (4).

6. A direct current air circulation fan as set forth in claim 1, wherein: the noise reduction mechanism (14) comprises a sound insulation layer (1401), a sound absorption sponge (1402) and a silencing groove (1403), wherein the sound insulation layer (1401) is arranged on one side inside the working box (4), the sound absorption sponge (1402) is installed on one side inside the sound insulation layer (1401), and the silencing groove (1403) is arranged inside the working box (4) outside the sound insulation layer (1401).