CN213478714U

CN213478714U - Novel electric fan

Info

Publication number: CN213478714U
Application number: CN202022096682.4U
Authority: CN
Inventors: 吴基安
Original assignee: Foshan Nanhai Yl Electric Appliance Co ltd
Current assignee: Foshan Nanhai Yl Electric Appliance Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-06-18
Anticipated expiration: 2030-09-23

Abstract

The utility model provides a novel electric fan. The novel electric fan comprises a supporting rod; the shell is rotatably arranged on the supporting rod, and the top end of the supporting rod extends into the shell; the connecting rod is fixedly arranged at the top end of the supporting rod; the motor rotor is rotatably arranged in the shell; the rotating shaft is fixedly arranged on the motor rotor, and one end of the rotating shaft extends out of the shell; the fan blade is fixedly arranged at one end of the rotating shaft extending out of the shell; the first conical gear is fixedly arranged at one end of the rotating shaft, which is far away from the fan blades; a second bevel gear rotatably mounted within the housing. The utility model provides a novel electric fan has convenient to use, can adjust the angle of shaking the head, can effectively utilize the advantage of the amount of wind.

Description

Novel electric fan

Technical Field

The utility model relates to an electric fan technical field especially relates to a novel electric fan.

Background

An electric fan, also called fan or fanner, is a household electrical appliance that uses a motor to drive blades to rotate so as to accelerate the circulation of air, and is mainly used for cooling and relieving summer heat and circulating air.

However, in the prior art, the oscillating angle of the electric fan is fixedly set and cannot be adjusted, which causes air quantity waste.

Therefore, there is a need to provide a new electric fan to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a convenient to use, can adjust the novel electric fan of the amount of wind of can effectively utilizing the angle of shaking the head.

In order to solve the technical problem, the utility model provides a novel electric fan includes: a support bar; the shell is rotatably arranged on the supporting rod, and the top end of the supporting rod extends into the shell; the connecting rod is fixedly arranged at the top end of the supporting rod; the motor rotor is rotatably arranged in the shell; the rotating shaft is fixedly arranged on the motor rotor, and one end of the rotating shaft extends out of the shell; the fan blade is fixedly arranged at one end of the rotating shaft extending out of the shell; the first conical gear is fixedly arranged at one end of the rotating shaft, which is far away from the fan blades; a second bevel gear rotatably mounted within the housing and meshing with the first bevel gear; the first mounting rod is fixedly mounted at the bottom of the second bevel gear; the first sliding block is slidably mounted on the first mounting rod; the connecting shaft is rotatably arranged on the first sliding block; the connecting hole is formed in the connecting rod, and the inner wall of the connecting hole is movably connected with the connecting shaft; the sleeve is rotatably arranged at the bottom of the shell, and the top end of the sleeve extends into the shell; the second mounting rod is fixedly mounted at the top end of the sleeve; the threaded rod is rotatably mounted on the second mounting rod; and the second sliding block is arranged on the threaded rod in a threaded manner, and is rotatably connected with the connecting shaft.

Preferably, an assembly groove is formed in the second mounting rod, and the threaded rod is located in the assembly groove.

Preferably, fixed mounting has third bevel gear on the threaded rod, the dwang is installed to the intraductal rotation of cover, the top of dwang extends to in the assembly groove and fixed mounting has fourth bevel gear, fourth bevel gear and the meshing of third bevel gear.

Preferably, a protective net is fixedly mounted on the shell, and a base is fixedly mounted at the bottom end of the supporting rod.

Preferably, a sliding groove is formed in the bottom of the first mounting rod, a sliding rod is fixedly mounted in the sliding groove, and the sliding rod is connected with the first sliding block in a sliding mode.

Preferably, a rotating hole is formed in the inner wall of the bottom of the shell, a bearing is fixedly sleeved on the sleeve, and the outer ring of the bearing is fixedly connected with the inner wall of the rotating hole.

Compared with the prior art, the utility model provides a novel electric fan has following beneficial effect:

the utility model provides a novel electric fan, the connecting rod is fixedly installed on the top of the supporting rod, the first bevel gear is fixedly installed on one end of the rotating shaft away from the fan blade, the second bevel gear is rotatably installed in the shell, the second bevel gear is meshed with the first bevel gear, the first installation rod is fixedly installed on the bottom of the second bevel gear, the first slider is slidably installed on the first installation rod, the connecting shaft is rotatably installed on the first slider, so that the shell can rotate on the supporting rod in a reciprocating manner; the second mounting rod is fixedly mounted at the top end of the sleeve; the second installation rod is fixedly installed at the top end of the sleeve pipe, a threaded rod is installed on the second installation rod in a rotating mode, a second slider is installed on the threaded rod in a threaded mode, the second slider is connected with the connecting shaft in a rotating mode, the connecting shaft can slide on the first installation rod, the radian of the shell in reciprocating rotation is changed, and the swing angle of the fan blades is changed.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the novel electric fan according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of the connection structure of the connecting rod and the connecting shaft of the present invention;

fig. 4 is a schematic front view of the structure of the present invention.

Reference numbers in the figures: 1. a support bar; 2. a housing; 3. a connecting rod; 4. a motor rotor; 5. a rotating shaft; 6. a fan blade; 7. a first bevel gear; 8. a second bevel gear; 9. a first mounting bar; 10. a first slider; 11. a connecting shaft; 12. connecting holes; 13. a sleeve; 14. a second mounting bar; 15. assembling a groove; 16. a threaded rod; 17. a second slider; 18. a third bevel gear; 19. rotating the rod; 20. a fourth bevel gear; 21. a protective net; 22. a base.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1-4, the novel electric fan includes: a support rod 1; the shell 2 is rotatably arranged on the support rod 1, and the top end of the support rod 1 extends into the shell 2; the connecting rod 3 is fixedly arranged at the top end of the supporting rod 1; the motor rotor 4 is rotatably arranged in the shell 2; the rotating shaft 5 is fixedly arranged on the motor rotor 4, and one end of the rotating shaft 5 extends out of the shell 2; the fan blade 6 is fixedly arranged at one end of the rotating shaft 5 extending out of the shell 2; the first conical gear 7 is fixedly arranged at one end of the rotating shaft 5, which is far away from the fan blades 6; a second bevel gear 8, the second bevel gear 8 is rotatably arranged in the shell 2, and the second bevel gear 8 is meshed with the first bevel gear 7; the first mounting rod 9, the first mounting rod 9 is fixedly mounted at the bottom of the second bevel gear 8; the first sliding block 10 is mounted on the first mounting rod 9 in a sliding mode; the connecting shaft 11 is rotatably arranged on the first sliding block 10; the connecting hole 12 is formed in the connecting rod 3, and the inner wall of the connecting hole 12 is movably connected with the connecting shaft 11; the sleeve 13 is rotatably arranged at the bottom of the shell 2, and the top end of the sleeve 13 extends into the shell 2; the second mounting rod 14, the second mounting rod 14 is fixedly mounted on the top end of the sleeve 13; the threaded rod 16 is rotatably arranged on the second mounting rod 14; and the second sliding block 17 is mounted on the threaded rod 16 in a threaded manner, and the second sliding block 17 is rotatably connected with the connecting shaft 11.

The second mounting rod 14 is provided with a mounting groove 15, and the threaded rod 16 is positioned in the mounting groove 15.

A third bevel gear 18 is fixedly mounted on the threaded rod 16, a rotating rod 19 is rotatably mounted in the sleeve 13, the top end of the rotating rod 19 extends into the assembly groove 15 and is fixedly mounted with a fourth bevel gear 20, and the fourth bevel gear 20 is meshed with the third bevel gear 18.

A protective screen 21 is fixedly installed on the housing 2, and a base 22 is fixedly installed at the bottom end of the support rod 1.

The bottom of the first mounting rod 9 is provided with a sliding groove, a sliding rod is fixedly mounted in the sliding groove, and the sliding rod is connected with the first sliding block 10 in a sliding manner.

A rotating hole is formed in the inner wall of the bottom of the shell 2, a bearing is fixedly sleeved on the sleeve 13, and the outer ring of the bearing is fixedly connected with the inner wall of the rotating hole.

The utility model provides a novel electric fan's theory of operation as follows:

in the device, the central line of the second bevel gear 8 is superposed with the central line of the sleeve 13;

when the fan is used, the motor rotor 4 drives the rotating shaft 5 to rotate, and the rotating shaft 5 drives the fan blades 6 to rotate, so that air can be blown;

meanwhile, the rotating shaft 5 drives the first bevel gear 7 to rotate, the first bevel gear 7 drives the second bevel gear 8 to rotate, the second bevel gear 8 drives the first mounting rod 9 to rotate, the first mounting rod 9 drives the first sliding block 10 and the connecting shaft 11 to rotate, and under the action of the connecting hole 12, the connecting shaft 11 drives the connecting rod 3 to rotate in a left-right reciprocating mode, so that the shell 2 and the fan blades can swing;

when the swing amplitude needs to be adjusted, the rotating rod 19 is rotated, the rotating rod 19 drives the fourth bevel gear 20 to rotate, the fourth bevel gear 20 drives the third bevel gear 18 to rotate, the third bevel gear 18 drives the threaded rod 16 to rotate, the threaded rod 16 drives the second sliding block 17 to move, the second sliding block 17 drives the connecting shaft 11 to move, and the swing amplitude of the shell 2 can be changed by changing the position of the connecting shaft 11 away from the central line of the second bevel gear 8; when the axis of the connecting shaft 11 coincides with the center line of the second bevel gear 8, the housing 2 stops swinging.

the utility model provides a novel electric fan, connecting rod 3 is fixedly mounted on the top of the supporting rod 1, first bevel gear 7 is fixedly mounted on the end of the rotating shaft 5 far away from the fan blade 6, second bevel gear 8 is rotatably mounted in the casing 2, and second bevel gear 8 is meshed with first bevel gear 7, first mounting rod 9 is fixedly mounted on the bottom of second bevel gear 8, first slider 10 is slidably mounted on the first mounting rod 9, connecting shaft 11 is rotatably mounted on the first slider 10, so that the casing 2 can be rotated on the supporting rod 1 in a reciprocating manner; the second mounting rod 14 is fixedly mounted at the top end of the sleeve 13; second installation pole 14 fixed mounting is on the top of sleeve pipe 13, threaded rod 16, and threaded rod 16 rotates and installs on second installation pole 14, and second slider 17 screw thread is installed on threaded rod 16, and second slider 17 rotates with connecting axle 11 and is connected, can make connecting axle 11 slide on first installation pole 9, and then changes the reciprocal pivoted radian of casing 2, and then changes the angle that sways of flabellum 6.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A novel electric fan is characterized by comprising:

a support bar;

the shell is rotatably arranged on the supporting rod, and the top end of the supporting rod extends into the shell;

the connecting rod is fixedly arranged at the top end of the supporting rod;

the motor rotor is rotatably arranged in the shell;

the rotating shaft is fixedly arranged on the motor rotor, and one end of the rotating shaft extends out of the shell;

the fan blade is fixedly arranged at one end of the rotating shaft extending out of the shell;

the first conical gear is fixedly arranged at one end of the rotating shaft, which is far away from the fan blades;

a second bevel gear rotatably mounted within the housing and meshing with the first bevel gear;

the first mounting rod is fixedly mounted at the bottom of the second bevel gear;

the first sliding block is slidably mounted on the first mounting rod;

the connecting shaft is rotatably arranged on the first sliding block;

the connecting hole is formed in the connecting rod, and the inner wall of the connecting hole is movably connected with the connecting shaft;

the sleeve is rotatably arranged at the bottom of the shell, and the top end of the sleeve extends into the shell;

the second mounting rod is fixedly mounted at the top end of the sleeve;

the threaded rod is rotatably mounted on the second mounting rod;

and the second sliding block is arranged on the threaded rod in a threaded manner, and is rotatably connected with the connecting shaft.

2. The novel electric fan as claimed in claim 1, wherein the second mounting rod is provided with a mounting groove, and the threaded rod is positioned in the mounting groove.

3. The novel electric fan as claimed in claim 2, wherein a third bevel gear is fixedly mounted on the threaded rod, a rotating rod is rotatably mounted in the sleeve, the top end of the rotating rod extends into the assembling groove and is fixedly mounted with a fourth bevel gear, and the fourth bevel gear is meshed with the third bevel gear.

4. The novel electric fan as claimed in any one of claims 1 to 3, wherein a protective net is fixedly mounted on the housing, and a base is fixedly mounted at the bottom end of the supporting rod.

5. The novel electric fan as claimed in any one of claims 1 to 3, wherein a sliding groove is formed at the bottom of the first mounting rod, a sliding rod is fixedly mounted in the sliding groove, and the sliding rod is slidably connected with the first sliding block.

6. The novel electric fan as claimed in any one of claims 1 to 3, wherein a rotation hole is formed on the inner wall of the bottom of the housing, a bearing is fixedly sleeved on the sleeve, and the outer ring of the bearing is fixedly connected with the inner wall of the rotation hole.