CN214742258U

CN214742258U - Hollow circumferential fan

Info

Publication number: CN214742258U
Application number: CN202121283964.3U
Authority: CN
Inventors: 吉风旺
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-11-16
Anticipated expiration: 2031-06-09

Abstract

The utility model relates to a cavity circumference formula fan, including the fan box, the inside of fan box is close to center department and installs the outer gear track, the orbital internally mounted of outer gear has the outer protective shroud of flabellum, the inboard surface mounting of the outer protective shroud of flabellum has a plurality of flabellum, the inner protective shroud of flabellum is installed to the inboard of the outer protective shroud of flabellum, the inner protective shroud of flabellum is located the inboard of a plurality of flabellum. Through installation external gear track and internal gear track, fixed mounting fan flabellum between flabellum outer protective shroud and flabellum inner protective shroud, through install first rack and second rack between external gear track and internal gear track, first rack and second rack meshing are connected with the gear, gear and motor output shaft fixed connection, motor rear side and the inside rear side surface fixed connection of fan box, drive gear revolve through motor work, can be with the power point of fan on the orbital gear circle of circumference, the efficiency ratio is big, the shortcoming of traditional design and technique has been overcome.

Description

Hollow circumferential fan

Technical Field

The utility model relates to an equip and make technical field, specifically be a cavity circumference formula fan.

Background

The fan is usually a ceiling fan or a floor fan, so that people can conveniently use and carry the fan, and the fan is a micro fan, and no matter which fan is used, air flows through the rotation of fan blades, so that wind is generated. The cooling and summer-heat relieving effect is brought to people in hot weather. The following problems exist in the prior art:

the traditional fan system, the propeller system and the rotor system are all driven by a central shaft type transmission power to drive fan blades to rotate to generate acting force, such as a common fan, a ship propeller, a helicopter rotor and the like, and the defects are that the torsion is large, a large engine is needed, and the traditional fan system, the propeller system and the rotor system are often poor restriction factors which are difficult to overcome in large-scale equipment application.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hollow circular fan aiming at the technical problems in the prior art, wherein one purpose is to solve the problem that large torque force is needed for a large engine when the fan is used; another object is to improve the heat dissipation when using a fan.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a cavity circumference formula fan, includes the fan box, the inside of fan box is close to center department and installs the outer gear track, the orbital internally mounted of outer gear has the outer protective shroud of flabellum, the inboard surface mounting of the outer protective shroud of flabellum has a plurality of flabellum, the protective shroud in the flabellum is installed to the inboard of the outer protective shroud of flabellum, the protective shroud is located the inboard of a plurality of flabellum in the flabellum.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the outer end of the fan blade is fixedly connected with the inner side surface of the fan blade outer guard ring, and the inner end of the fan blade is fixedly connected with the outer side surface of the fan blade inner guard ring.

Further, an inner gear rail is installed on the inner side of the inner guard ring of the fan blade, and a hollow fan is installed inside the inner gear rail.

Further, install the first rack of a plurality of between outer gear track and the outer protective shroud of flabellum, the one end of first rack and the outside fixed surface of the outer protective shroud of flabellum are connected, install a plurality of second rack between protective shroud in the flabellum and the internal gear track, the one end and the orbital outside fixed surface of internal gear of second rack are connected.

Further, gears are arranged above the second gear rack and the first gear rack, the second gear rack is meshed with the first gear rack and the gears, a motor is arranged on the rear side of the gears, and an output shaft of the motor is fixedly connected with the gears.

Furthermore, the radiating plates are installed on the four walls of the inner side of the fan box body, a plurality of fixing bolts are installed at the left end and the right end of each radiating plate, and the radiating plates are fixedly connected with the fan box body through the fixing bolts.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

1. through installation external gear track and internal gear track, fixed mounting fan flabellum between flabellum outer protective shroud and flabellum inner protective shroud, through install first rack and second rack between external gear track and internal gear track, first rack and second rack meshing are connected with the gear, gear and motor output shaft fixed connection, motor rear side and the inside rear side surface fixed connection of fan box, drive gear revolve through motor work, can be with the power point of fan on the orbital gear circle of circumference, the efficiency ratio is big, the shortcoming of traditional design and technique has been overcome.

2. And then install the heating panel around the inboard of fan box, drive the gear at the motor work, the gear is connected with first rack and second rack meshing, when making the orbital gear circle of fan circumference rotate, can produce the heat, in order to improve the work efficiency of motor, can be very big carry out the inside heat dissipation of fan box through the heating panel of installation, can make the long-time work that carries on of motor, improve fan availability factor.

Drawings

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

fig. 2 is a schematic structural view of an external gear rail according to the present invention;

fig. 3 is a schematic structural view of the motor of the present invention;

fig. 4 is a schematic structural view of the heat dissipating plate of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a fan case; 2. an outer gear track; 3. a blade outer shroud; 4. a fan blade; 5. a blade inner shroud; 6. an inner gear track; 7. a hollow fan; 8. a first gear rack; 9. a second gear rack; 10. a gear; 11. a motor; 12. fixing the bolt; 13. a heat sink.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Referring to fig. 1 to 4, a hollow circular fan includes a fan case 1, an external gear rail 2 is installed near the center inside the fan case 1, an outer blade guard ring 3 is installed inside the external gear rail 2, a plurality of blades 4 are installed on the inner side surface of the outer blade guard ring 3, an inner blade guard ring 5 is installed on the inner side of the outer blade guard ring 3, and the inner blade guard ring 5 is located on the inner side of the plurality of blades 4.

Referring to fig. 1-4, the outer end of the fan blade 4 is fixedly connected with the inner side surface of the fan blade outer guard ring 3, the inner end of the fan blade 4 is fixedly connected with the outer side surface of the fan blade inner guard ring 5, and the fan blade 4 can perform air supply movement by being installed;

referring to fig. 1 to 4, an internal gear rail 6 is installed inside a blade inner guard ring 5, a hollow fan 7 is installed inside the internal gear rail 6, and the power action of rotating the fan can be generated by installing the internal gear rail 6;

referring to fig. 1 to 4, a plurality of first gear bars 8 are installed between the outer gear rail 2 and the outer blade guard ring 3, one end of each first gear bar 8 is fixedly connected with the outer side surface of the outer blade guard ring 3, a plurality of second gear bars 9 are installed between the inner blade guard ring 5 and the inner gear rail 6, one end of each second gear bar 9 is fixedly connected with the outer side surface of the inner gear rail 6, and the second gear bars 9 can be meshed with gears 10 to be installed so as to work;

referring to fig. 1-4, gears 10 are respectively installed above the second gear rack 9 and the first gear rack 8, the second gear rack 9 is meshed with the first gear rack 8 and the gears 10, a motor 11 is installed on the rear side of the gears 10, an output shaft of the motor 11 is fixedly connected with the gears 10, and the gears 10 can be meshed with the first gear rack 8 to facilitate work;

referring to fig. 1-4, the four inner walls of the fan case 1 are provided with heat dissipation plates 13, the left and right ends of each heat dissipation plate 13 are provided with a plurality of fixing bolts 12, the heat dissipation plates 13 are fixedly connected with the fan case 1 through the fixing bolts 12, and the heat dissipation work inside the fan case 1 can be performed by installing the heat dissipation plates 13;

by installing the external gear track 2 and the internal gear track 6, the fan blade 4 is fixedly installed between the blade outer guard ring 3 and the blade inner guard ring 5, by installing the first gear rack 8 and the second gear rack 9 between the external gear track 2 and the internal gear track 6, the first gear rack 8 and the second gear rack 9 are engaged and connected with the gear 10, the gear 10 is fixedly connected with the output shaft of the motor 11, the rear side of the motor 11 is fixedly connected with the rear side surface inside the fan box body 1, the gear 10 is driven to rotate by the work of the motor 11, the power point of the fan can be acted on the circumferential orbital gear ring, the efficiency ratio is large, the defects of the traditional design and technology are overcome, the heat dissipation plates 13 are installed around the inner side of the fan box body 1, the gear 10 is driven by the work of the motor 11, the gear 10 is engaged and connected with the first gear rack 8 and the second gear rack 9, when the circumferential orbital gear ring of the fan rotates, heat is generated, and in order to improve the working efficiency of the motor 11, the heat dissipation inside the fan case 1 can be greatly performed through the installed heat dissipation plate 13, so that the motor 11 can be operated for a long time, and the use efficiency of the fan can be improved.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a cavity circumference formula fan, includes fan box (1), its characterized in that, the inside of fan box (1) is close to center department and installs outer gear track (2), the internally mounted of outer gear track (2) has outer protective shroud of flabellum (3), the inboard surface mounting of the outer protective shroud of flabellum (3) has a plurality of flabellum (4), protective shroud in the flabellum (5) are installed to the inboard of the outer protective shroud of flabellum (3), protective shroud (5) are located the inboard of a plurality of flabellum (4) in the flabellum.

2. A hollow circular fan as claimed in claim 1, wherein the outer end of the fan blade (4) is fixedly connected to the inner side surface of the blade outer shroud (3), and the inner end of the fan blade (4) is fixedly connected to the outer side surface of the blade inner shroud (5).

3. A hollow circumferential fan according to claim 1, wherein an internal gear rail (6) is installed inside the blade inner retainer (5), and a hollow fan (7) is installed inside the internal gear rail (6).

4. The hollow circular fan according to claim 1, wherein a plurality of first gear bars (8) are installed between the outer gear rail (2) and the outer blade guard ring (3), one end of each first gear bar (8) is fixedly connected with the outer side surface of the outer blade guard ring (3), a plurality of second gear bars (9) are installed between the inner blade guard ring (5) and the inner gear rail (6), and one end of each second gear bar (9) is fixedly connected with the outer side surface of the inner gear rail (6).

5. The hollow circular fan according to claim 4, wherein a gear (10) is mounted above the second gear rack (9) and the first gear rack (8), the second gear rack (9) is meshed with the first gear rack (8) and the gear (10), a motor (11) is mounted on the rear side of the gear (10), and an output shaft of the motor (11) is fixedly connected with the gear (10).

6. The hollow circular fan as claimed in claim 1, wherein the fan case (1) is provided with heat dissipation plates (13) on the four inner walls, the heat dissipation plates (13) are provided with a plurality of fixing bolts (12) on the left and right ends, and the heat dissipation plates (13) are fixedly connected with the fan case (1) through the fixing bolts (12).