TWM493603U - Circulation fan device - Google Patents

Description

Circulating fan device

The present invention is an air circulation device, especially a circulation fan device.

In the summer, usually the home uses a vertical fan to generate wind to make the indoor air sultry, or with air-conditioning to let the air cool in the room to solve the problem of summer indoor sultry and power saving, due to the general Vertical fans usually only swing back and forth to the left and right to achieve multi-angle, multi-directional air output, so the existing vertical fan has a smaller blowing range, which makes the cycle effect more unstable; Only a single air outlet needs to achieve multi-angle air output by the rotation of the oscillating head structure, but the air outlet angle is still limited; the other swing head structure needs to have driven parts such as motors or gears, which are easy to damage and connect during operation. There are many components and high cost; further, when the fan is working indoors, the wind will be blown in one direction, causing the wind to hit the wall to cause a rebound, and an unstable airflow will not only make the body skin comfortable. The feeling is poor, and its cycle effect is also poor.

In order to solve the problem that the existing vertical fan has a small blowing range, and the cycle effect is unstable, and the components in the oscillating head structure are easily damaged, the main purpose of the present invention is to provide a circulation fan device. The protective cover is mainly provided with a plurality of air outlet holes penetrating the protective cover, a plurality of blades arranged in an upright position of the fan blade group, and an air inlet hole of the upper cover, and the air is vertically drawn into the body, and is 360°. The horizontal blowing method is delivered to the outside of the body, so that the indoor air or the cold air can achieve a better circulation effect, and the structure is simple and low in cost.

The present invention solves the prior art problem of the circulating fan device, comprising: a base; and a body fixed at the bottom of the base and including an outer casing, a motor and a fan blade group The outer casing is a horizontally disposed casing, and the outer circumferential surface of the outer casing is spaced apart from at least one air outlet, and the top surface of the outer casing is provided with an air inlet hole extending through the outer casing at least. The motor is disposed inside the outer casing, and the motor protrudes upwardly from an output shaft. The fan blade group is disposed inside the outer casing and fixed to the output shaft of the motor.

The above-mentioned circulating fan device, wherein the fan blade group comprises a blade chassis, a plurality of blades and an blade upper disk, wherein the blade chassis is a horizontally disposed disk body, and the plurality of blade spacing rings are disposed on the blade a top surface of the chassis, the bottom surface of the upper blade of the blade is fixed to the top surface of each blade and correspondingly disposed above the blade chassis, and the upper disk of the blade is provided with an air inlet extending through the upper disk of the blade, and An air guiding port is formed between the fan blade chassis and the inner side of the fan blade upper disk and each adjacent fan blade, and each air guiding port is electrically connected to the air inlet hole.

In the above-mentioned circulation fan device, the base includes a base and a support rod, the base is a horizontally disposed disc body, the support rod is an uprightly disposed rod body, and the top edge of the support rod and the receiving portion The bottom edges of the parts are fixed to each other.

The above-mentioned circulating fan device, wherein the outer casing comprises a lower cover, a protective cover and an upper cover, the lower cover is located on the bottom surface of the outer casing and is a horizontally disposed disk body, and the lower cover is erected through a hole is formed, and a peripheral portion of the through hole extends downward to form a receiving portion for the motor to be placed. The protective cover is a circumferential surface of the outer cover and is a hollow ring body, and the upper cover is located The top surface of the outer casing is a horizontally disposed disk body.

In the above-mentioned circulation fan device, the position of the air inlet is correspondingly disposed under the at least one air inlet hole.

In the above-mentioned circulating fan device, the center of the upper cover is annularly downwardly recessed, and the upper cover is spaced apart from the plurality of air inlet holes, and each of the air inlet holes is a circular hole.

In the above circulation fan device, the at least one air outlet hole is an upright strip shape.

In the foregoing circulation fan device, the at least one air outlet hole is a circular hole.

In the above circulation fan device, the at least one air outlet hole is a square hole.

In the above-mentioned circulating fan device, the center of the upper cover is annularly downwardly recessed, and the upper cover is spaced apart from the plurality of air inlet holes, and each of the air inlet holes is a circular hole.

In the above-mentioned circulation fan device, the center of the upper cover is annularly downwardly recessed, and the plurality of air inlet holes are elongated, and the plurality of air inlet holes are radially spaced.

In the above-mentioned circulating fan device, the center of the upper cover is annularly downwardly recessed, and the upper cover is spaced apart from the plurality of air inlet holes, and each of the air inlet holes is a circular hole.

In the above-mentioned circulation fan device, the center of the upper cover is annularly downwardly recessed, and the upper cover is spaced apart from the plurality of air inlet holes, and each of the air inlet holes is a square hole.

In the foregoing circulating fan device, wherein the outer diameter of the upper blade of the blade extends to be aligned with the outer side of each blade.

In the foregoing circulating fan device, each of the blades is disposed on the top surface of the blade chassis with an upright ring.

In the foregoing circulating fan device, each of the blades is flat, and an angle between each blade and the blade chassis is less than 90°.

In the foregoing circulation fan apparatus, each of the blades is curved such that each of the blades forms a vortex-shaped blade.

In the above-mentioned circulation fan device, the outer casing includes a lower cover and an upper cover, and the lower cover is a disk with an opening facing upward, and the upper cover is a dish with an opening facing downward. The center of the upper cover is annularly downwardly recessed, and the upper cover is spaced apart from the plurality of air inlet holes, each of the air inlet holes is a circular hole, and the ring edge of the lower cover and the ring of the upper cover An annular air outlet hole is formed between the edges.

In the above-mentioned circulation fan device, the position of the air inlet is correspondingly disposed under the at least one air inlet hole.

The enhancements obtained by the novel technical means include: 1. The present invention does not require a swaying structure, that is, has a 360° air outlet to form a 360° air outlet effect, so that indoor air or cold air achieves a better circulation effect, and the structure is simple and costly. low. 2. When the creation is indoors, the airflow is blown out in a uniform and stable manner, which can form a better circulation effect, thereby avoiding the uncomfortable feeling of the body skin.

In order to understand the technical features and practical effects of the present invention in detail, and in accordance with the novel content, the following further describes the preferred embodiment as shown in the following figure:

A first preferred embodiment of the circulating fan device provided by the present invention is shown in FIGS. 1 to 3. The circulating fan device includes a base 10 and a body 20, wherein:

The pedestal 10 includes a base 11 and a support rod 12 . The base 11 is a horizontally disposed disc body. The support rod 12 is a vertically disposed rod body, and the bottom surface of the support rod 12 is fixed to the base 11 . The top of the center.

Referring to FIG. 2 to FIG. 4 , the body 20 is fixed to the top of the base 10 and includes an outer casing 21 , a motor 22 , and a fan blade set 23 . The bottom of the outer casing 21 is fixed to the base 10 . The outer casing 21 is a horizontally disposed casing and includes a lower cover 211, a protective cover 212 and an upper cover 213. Preferably, the outer casing 21 is a circular casing, and the lower cover The cover 211 is a horizontally disposed disk body. Referring to FIG. 4, the lower cover 211 is provided with a through hole 214 extending through the center of the lower cover 211, and the periphery of the through hole 214 is tapered downward. An accommodating portion 215 is formed. The bottom edge of the accommodating portion 215 is fixed to the top edge of the support rod 12. The protective cover 212 extends upward from the periphery of the lower cover 211. The protective cover 212 is hollow. Preferably, the at least one air outlet 216 is in the form of an upright strip, and the upper cover 213 is in position with the lower cover 211. a horizontal disk body corresponding to the shape, a periphery of the upper cover 213 and the upper circumference of the protective cover 212 are fixed to each other, and the upper cover 213 is provided Preferably, the air inlet hole 217 is disposed at a center of the upper cover 213. Preferably, the center of the upper cover 213 is annularly downwardly recessed, and the upper cover 213 is spaced apart from the plurality of air inlet holes 217. Each air inlet hole 217 is a circular hole.

Referring to FIG. 2 to FIG. 4, the motor 22 is disposed in the receiving portion 215 of the lower cover 211, and the motor 22 is provided with an output shaft 221 extending upwardly from the through hole 214. The fan blade group 23 Provided inside the outer casing 21, the fan blade group 23 is fixed to the motor 22. The fan blade group 23 includes a blade chassis 231, a plurality of blades 232, and a blade upper disk 233. The blade chassis 231 The fan chassis 231 is a horizontally disposed disk body, and the blade chassis 231 and the top of the output shaft 221 are fixed to each other to make the fan blade. The group 23 rotates synchronously with the output shaft 221 of the motor 22, and the plurality of blades 232 are disposed on the top surface of the blade chassis 231 with an upright ring. The blades 232 may also be less than 90 degrees from the blade chassis 231. The bottom surface of the blade upper plate 233 is fixed to the top surface of each blade 232 and correspondingly disposed above the blade chassis 231 so that the plurality is located between the blade chassis 231 and the blade upper disk 233. The vane 232 can be disposed upright, and the vane upper disc 233 is disposed to extend through the vane upper disc 233 The air inlet 234 is disposed, and the position of the air inlet 234 is correspondingly disposed under the at least one air inlet hole 217, and the inner side of the blade chassis 231 and the blade upper disk 233 and each of the two adjacent blades 232 An air guiding port 235 is formed between the air guiding ports 235 and the air guiding holes 234.

As shown in FIG. 2, FIG. 4 and FIG. 5, when the present invention is used, the motor 22 drives the output shaft 221 to rotate, and synchronously drives the fan blade group 23 to rotate, wherein the blades 232 are rotated to be located on the body 20. The external air flow is sequentially input to the blade upper disk 231 and the blade lower disk 233 via the at least one air inlet hole 217 and the air inlet 234, and flows to the blades through the air guiding ports 235. 232. Then, the air flows to the outside along the inner side of each of the blades 232, and then horizontally outputs to the outside of the body 20 through the at least one air outlet 216 of the protective cover 212. Compared with the existing vertical fan, the pendulum needs to be placed. The head structure rotates to achieve multi-angle air outlet effect, but the air outlet angle is still limited. The fan blade group 23 of the present invention is matched with the protective cover 212, so that the air flow can form a 360° air blowing effect, and the indoor air can be lifted. The circulation effect of air or air.

As shown in FIG. 6 and FIG. 7 , the structural design of the embodiment is substantially the same as that of the first preferred embodiment. The difference between the embodiments is that the blades 232A are curved. Each blade 232A is formed into a vortex shaped blade.

As shown in the third preferred embodiment of the present invention, the structural design of the embodiment is substantially the same as that of the first preferred embodiment. The difference between the embodiment is: the outer diameter of the upper blade 233B. It extends to be aligned with the outer side of each blade 232B.

As shown in FIG. 9 , the structural design of the embodiment is substantially the same as that of the first preferred embodiment. The difference between the embodiment is that the at least one air outlet 216C is a circle. Shaped hole.

As shown in FIG. 10, the structural design of the embodiment is substantially the same as that of the first preferred embodiment. The difference between the embodiment is that the plurality of air inlet holes 217D are long. Strips, and the plurality of air inlet holes 217D are arranged at a radial interval.

As shown in FIG. 11 , the structural design of the embodiment is substantially the same as that of the first preferred embodiment. The difference between the embodiment is that the at least one air outlet 216E and the A plurality of air inlet holes 217E are square holes.

As shown in FIG. 12, the structural design of the embodiment is substantially the same as that of the first preferred embodiment. The difference between the embodiment is that the outer casing 21F is a square casing. And the at least one air outlet hole 216F is a circular hole.

As shown in FIG. 13 and FIG. 14 , the structural design of the embodiment is substantially the same as that of the first preferred embodiment. The difference between the embodiment is that the outer casing 21G is not provided. There is a protective cover 212. The lower cover 211G is a disk with an opening facing upward. The upper cover 213G is a dish with an opening facing downward, and the edge of the lower cover 211G and the upper portion thereof An annular air outlet hole 216G is formed between the ring edges of the cover 213G.

10‧‧‧ Pedestal
11‧‧‧Base
12‧‧‧Support rod
20‧‧‧ body
21, 21F, 21G‧‧‧ outer casing
211, 211G‧‧‧ lower cover
212‧‧‧ protective cover
213, 213G‧‧‧ upper cover
214‧‧‧through holes
215‧‧‧ 容 部
216, 216C, 216E, 216F, 216G‧‧‧ air outlet
217, 217D, 217E‧‧‧ inlet holes
22‧‧‧Motor
221‧‧‧ Output shaft
23, 23A‧‧‧fan blade group
231‧‧‧Fan leaf chassis
232, 232A, 232B‧‧‧ blades
233, 233B‧‧‧ fan blade
234‧‧‧air inlet
235‧‧‧air guide

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a perspective view of a first preferred embodiment of the present invention. 2 is a perspective view of the body of the first preferred embodiment of the present invention. Figure 3 is a top plan view of the body of the first preferred embodiment of the present invention. Figure 4 is a cross-sectional side view of the body of the first preferred embodiment of the present invention. Figure 5 is a perspective view showing the operation of the body of the first preferred embodiment of the present invention. Figure 6 is a perspective view of the body of the second preferred embodiment of the present invention. Figure 7 is a top plan view of the body of the second preferred embodiment of the present invention. Figure 8 is a perspective external view of the body of the third preferred embodiment of the present invention. Figure 9 is a perspective view of the body of the fourth preferred embodiment of the present invention. Figure 10 is a perspective view of the body of the fifth preferred embodiment of the present invention. Figure 11 is a perspective view of the body of the sixth preferred embodiment of the present invention. Figure 12 is a perspective view of the body of the seventh preferred embodiment of the present invention. Figure 13 is a perspective external view of the body of the eighth preferred embodiment of the present invention. Figure 14 is a side elevational view of the body of the eighth preferred embodiment of the present invention.

10‧‧‧ Pedestal

11‧‧‧Base

12‧‧‧Support rod

20‧‧‧ body

21‧‧‧Outer casing

211‧‧‧Under the cover

212‧‧‧ protective cover

213‧‧‧Upper cover

216‧‧‧Air outlet

217‧‧‧Into the air hole

Claims (18)

A circulation fan device comprising: a base; and a body fixed to a top of the base and including an outer casing, a motor and a fan blade set, the outer casing being horizontally disposed a casing, the outer circumferential surface of the outer casing is spaced apart from at least one air outlet, the top surface of the outer casing is provided with an air inlet hole extending at least through the outer casing, and the motor is disposed inside the outer casing, An output shaft is protruded upward from the motor, and the fan blade group is disposed inside the outer casing and fixed to the output shaft of the motor. The fan blade assembly of claim 1, wherein the fan blade group comprises a blade chassis, a plurality of blades, and a blade upper disk, wherein the blade chassis is a horizontally disposed disk body, and the plurality of blade spacer rings The bottom surface of the fan blade is fixed on the top surface of each blade and is correspondingly disposed above the blade chassis. The fan disk upper disk is arranged to extend through the blade upper disk. An air inlet is formed between the fan blade and the inner side of the fan blade and the adjacent fan blades, and each air guiding port is electrically connected to the air inlet hole. The circulatory fan device of claim 2, wherein the base comprises a base and a support rod, the base is a horizontally disposed disc body, the support rod is a vertically disposed rod body, and the top of the support rod The edge and the bottom edge of the receiving portion are fixed to each other. The circulation fan device of claim 3, wherein the outer casing comprises a lower cover, a protective cover and an upper cover, the lower cover is located on a bottom surface of the outer casing and is a horizontally disposed disk, the lower cover The cover is erected through a through hole, and the periphery of the through hole extends downward to form a receiving portion for the motor to be placed. The protective cover is a circumferential surface of the outer cover and is a hollow ring body. The upper cover is located on the top surface of the outer casing and is a horizontally disposed disk body. In the circulation fan device of claim 4, the position of the air inlet is corresponding to the at least one air inlet. The circulation fan device according to claim 5, wherein the at least one air outlet hole is an upright strip shape. The circulation fan device according to claim 5, wherein the at least one air outlet hole is a circular hole. The circulation fan device of claim 5, wherein the at least one air outlet hole is a square hole. The circulation fan device of claim 6, wherein the center of the upper cover is annularly downwardly recessed, and the upper cover is spaced apart from the plurality of air inlet holes, and each of the air inlet holes is a circular hole. The circulation fan device of claim 6, wherein the center of the upper cover is annularly downwardly recessed, and the plurality of air inlet holes are elongated, and the plurality of air inlet holes are radially spaced. The circulation fan device of claim 7, wherein the center of the upper cover is annularly downwardly recessed, and the upper cover is spaced apart from the plurality of air inlet holes, and each of the air inlet holes is a circular hole. The circulation fan device of claim 8, wherein the center of the upper cover is annularly downwardly recessed, and the upper cover is spaced apart from the plurality of air inlet holes, and each of the air inlet holes is a square hole. According to the circulation fan device of claim 6, the outer diameter of the aforementioned blade upper disk extends to be aligned with the outer side of each blade. The circulation fan device according to any one of claims 2 to 13, wherein each of the aforementioned blade spacing upright rings is provided on a top surface of the blade chassis. The circulation fan device according to any one of claims 2 to 13, wherein each of the blades is a flat surface, and an angle between each blade and the blade chassis is less than 90°. The circulation fan device according to any one of claims 2 to 13, wherein each of the blades is curved such that each blade forms a vortex blade. The circulation fan device of claim 3, wherein the outer casing comprises a lower cover and an upper cover, the lower cover being a disk with an opening facing upward, the upper cover being disposed with an opening facing downward a disk, the center of the upper cover is annularly downwardly recessed, and the upper cover is spaced apart by a plurality of air inlet holes, each of the air inlet holes is a circular hole, and the edge of the lower cover is An annular air outlet hole is formed between the ring edges of the upper cover. The circulation fan device of claim 17, wherein the position of the air inlet is corresponding to the at least one air inlet.