CN214698439U

CN214698439U - Circulating fan

Info

Publication number: CN214698439U
Application number: CN202121030426.3U
Authority: CN
Inventors: 徐中亚; 源家龙; 朱炳悦
Original assignee: Jiangmen Jinwoke Technology Co ltd
Current assignee: Jiangmen Jinwoke Technology Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-11-12
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses a circulating fan, including base, rotation seat, circulating fan main part, first drive assembly, second drive assembly and protection component, fixedly connected with bracing piece in the middle of the base up end, bracing piece upper end fixedly connected with installation cover, the position fixedly connected with fixed external member that the bracing piece upper end is located the installation cover inside, fixed external member upper end fixedly connected with hollow gear, rotation seat lower extreme intermediate position fixedly connected with axis of rotation, the axis of rotation rotates and connects in fixed external member, first drive assembly installs on the rotation seat for cooperate with hollow gear and drive the rotation seat and rotate; the utility model discloses a set up tertiary gear and drive the fixed disk and rotate, can effectively increase the moment of torsion of first motor for when realizing the luffing motion of circulation fan main part, only need the lower motor of power of utilization can, and then can effectually save manufacturing cost, reduce energy loss.

Description

Circulating fan

Technical Field

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

Background

The air circulation fan is like a turbine engine on an airplane, and the main structure of the air circulation fan comprises a driving motor, a turbofan, a flow guiding grid and a cylindrical shell. Different from the common fan, the air circulation fan can blow out the wind spirally along a certain direction, and the wind can finally form spiral columnar wind along with the stirring of the fan blades. The air circulation fan blows air far away and has good directionality.

Traditional circulation fan, when realizing the luffing motion, driving motor need overcome the dead weight of fan, consequently when realizing the fan luffing motion, need use great powerful motor, not only can increase product manufacturing cost, and still can increase energy loss, more power consumptive when circulation fan uses. Based on the above problems, we provide an improved circulation fan.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circulation fan to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a circulating fan comprises a base, a rotating seat, a circulating fan main body, a first driving assembly, a second driving assembly and a protection assembly, wherein a supporting rod is fixedly connected in the middle of the upper end face of the base, an installation sleeve is fixedly connected to the upper end of the supporting rod, a fixing sleeve is fixedly connected to the position, located inside the installation sleeve, of the upper end of the supporting rod, a hollow gear is fixedly connected to the upper end of the fixing sleeve, a rotating shaft is fixedly connected to the middle of the lower end of the rotating seat, the rotating shaft is rotatably connected into the fixing sleeve, and the first driving assembly is installed on the rotating seat and used for driving the rotating seat to rotate in a manner of being matched with the hollow gear;

the upper end of the rotating seat is fixedly connected with a first sleeve, the first sleeve is fixedly connected with an installation part, the upper end of the installation part is fixedly connected with two bearing seats, a shaft sleeve is rotatably connected between the two bearing seats, the installation part of the circulating fan main body is fixedly connected with a fan connecting seat, a connecting pin block is fixedly connected in the fan connecting seat, and the connecting pin block is fixedly connected with the shaft sleeve;

the bearing frame is passed to axle sleeve one end fixedly connected with fixed disk, the ring channel has been seted up on the fixed disk, and the fixed slot has still been seted up to ring channel one side, fixed disk side still fixedly connected with arc transmission tooth piece, fixedly connected with second sleeve on the first sleeve, seted up a plurality of fixed orifices on the journal stirrup of second sleeve one side, install the torsional spring in the ring channel, the connector fixed connection of torsional spring one end is in the fixed slot, in the connector fixed connection of the torsional spring other end the fixed orifices on the second sleeve, second drive assembly installs on the installed part for carry out the luffing motion with arc transmission tooth piece cooperation drive connecting pin piece.

As a further aspect of the present invention: first drive assembly includes gear connection spare, gear connection spare establishes the position in rotation seat one side, and the dead bolt of gear connection spare rotates and is connected with the fourth gear, fourth gear upper end fixedly connected with third gear, fourth gear and hollow gear meshing, it is used for driving the third gear to carry out pivoted power component to rotate seat upper end still fixedly connected with.

As a further aspect of the present invention: the power assembly comprises a second motor, the second motor is fixedly connected to the upper end of the rotating seat, a second motor gear is fixedly connected to the output end of the second motor, and the second motor gear is meshed with the third gear.

As a further aspect of the present invention: the second driving assembly comprises a first motor and a gear mounting piece, the first motor is fixedly connected to the position on one side of the lower end of the mounting piece, a first motor gear is fixedly connected to the output end of the first motor, the gear mounting piece is fixedly connected to the groove on one side of the fan connecting seat, a first gear is rotatably connected to the gear mounting piece, the first gear is meshed with the first motor gear, a second gear is fixedly connected to one side of the first gear, away from the mounting piece, and the second gear is meshed with the arc-shaped transmission gear block.

As a further aspect of the present invention: the protective assembly comprises a first protective shell and a second protective shell, the first protective shell is sleeved on the first sleeve and the second sleeve and detachably connected with the first sleeve and the second sleeve, the second protective shell is covered on the bearing seat, and the second protective shell is connected with the first protective shell through a buckle.

As a further aspect of the present invention: the position of the shaft sleeve between the two bearing seats is provided with a wire arranging hole, and a power wire penetrates through the wire arranging hole from one end of the shaft sleeve far away from the fixed disc.

As a further aspect of the present invention: the bracing piece is connected with base and installation cover are all dismantled.

As a further aspect of the present invention: and baffles for limiting are arranged on two sides of the hollow gear.

As a further aspect of the present invention: the fan connecting seat and the circulating fan main body are fixedly installed by screws.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a fixed disk, arc transmission tooth piece, ring channel, second sleeve and the torsional spring that set up, can assist through the torsional spring when using, when the circulation fan main part swings downwards, the circulation fan main part can carry out torsion to the torsional spring to a certain extent under the effect of dead weight, cooperate first motor drive circulation fan main part to swing downwards simultaneously, when the circulation fan main part swings upwards, the torsional spring that twists reverse gradually releases, carry out the helping hand to fixed disk and arc transmission tooth piece, make the first motor that uses less power also can drive circulation fan main part and go up the pendulum, the first motor gear that sets up simultaneously, the second gear, first gear and arc transmission tooth piece, drive the fixed disk and rotate through setting up tertiary gear, can effectively increase the moment of torsion of first motor, make when realizing the up-and-down swing of circulation fan main part, only need use the motor of lower power, thereby effectively saving the production cost and reducing the energy consumption.

3. The utility model discloses a well set up the inlet wire structure on the axle sleeve, adopt the mode of axle sleeve inlet wire, the condition of coiling takes place for the power cord when can effectually avoiding circulating the fan to use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the back structure of the present invention.

Fig. 3 is a schematic view of a partial structure of the present invention.

Fig. 4 is a schematic structural view of the second sleeve of the present invention when it is removed.

Fig. 5 is a schematic structural diagram of the second driving assembly of the present invention.

Fig. 6 is a schematic structural diagram of the middle mounting member of the present invention.

Fig. 7 is a schematic structural view of the middle fan connecting base of the present invention.

Fig. 8 is a schematic structural view of the middle shaft sleeve of the present invention.

Fig. 9 is a schematic structural view of the fixed disk of the present invention.

Fig. 10 is a schematic structural view of the middle fixing kit according to the present invention.

Fig. 11 is a schematic structural diagram of the first driving assembly of the present invention.

Fig. 12 is a schematic structural view of the rotating shaft according to the present invention.

Fig. 13 is a schematic structural view of the middle torsion spring of the present invention.

Wherein: 1. a base; 2. a support bar; 3. a circulating fan main body; 4. installing a sleeve; 5. a first protective shell; 6. a fan connecting seat; 7. a connecting pin block; 8. a first sleeve; 9. a second sleeve; 10. a bearing seat; 11. a first motor; 12. fixing the disc; 13. an arc-shaped transmission tooth block; 14. a first gear; 15. a second gear; 16. a mounting member; 17. a shaft sleeve; 18. a limiting arc plate; 19. a gear mount; 20. a first motor gear; 21. a fixing hole; 22. fixing grooves; 23. an annular groove; 24. a torsion spring; 25. a second protective shell; 26. a rotating seat; 27. a third gear; 28. a second motor; 29. a fixation kit; 30. a gear connection; 31. a second motor gear; 32. a fourth gear; 33. a rotating shaft; 34. a hollow gear.

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. 1-13, in an embodiment of the present invention, a circulation fan includes a base 1, a rotation seat 26, a circulation fan main body 3, a first driving assembly, a second driving assembly, and a protection assembly, wherein a support rod 2 is fixedly connected to the middle of an upper end surface of the base 1, an installation sleeve 4 is fixedly connected to an upper end of the support rod 2, a fixed sleeve 29 is fixedly connected to a position of an upper end of the support rod 2 inside the installation sleeve 4, a hollow gear 34 is fixedly connected to an upper end of the fixed sleeve 29, a rotation shaft 33 is fixedly connected to the middle of a lower end of the rotation seat 26, the rotation shaft 33 is rotatably connected to the inside of the fixed sleeve 29, and the first driving assembly is installed on the rotation seat 26 and is used for cooperating with the hollow gear 34 to drive the rotation seat 26 to rotate;

the first driving assembly comprises a gear connecting piece 30, the gear connecting piece 30 is arranged at one side of the rotating seat 26, a fourth gear 32 is rotatably connected to a fixing pin of the gear connecting piece 30, the upper end of the fourth gear 32 is fixedly connected with a third gear 27, the fourth gear 32 is meshed with a hollow gear 34, and the upper end of the rotating seat 26 is also fixedly connected with a power assembly for driving the third gear 27 to rotate; the power assembly comprises a second motor 28, the second motor 28 is fixedly connected to the upper end of the rotating seat 26, the output end of the second motor 28 is fixedly connected with a second motor gear 31, and the second motor gear 31 is meshed with the third gear 27; baffles for limiting are arranged on two sides of the hollow gear 34; the second motor gear 31 is driven to rotate through the rotation of the second motor 28, the second motor gear 31 drives the third gear 27 and the fourth gear 32 to rotate, the fourth gear 32 drives the rotating seat 26 to rotate under the matching effect of the hollow gear 34, and meanwhile, the rotating seat 26 rotates left and right through the positive and negative rotation matching of the second motor 28, so that the left and right swinging of the circulating fan main body 3 is realized.

The upper end position of the rotating seat 26 is fixedly connected with a first sleeve 8, the first sleeve 8 is fixedly connected with an installation part 16, the upper end of the installation part 16 is fixedly connected with two bearing seats 10, a shaft sleeve 17 is rotatably connected between the two bearing seats 10, the installation part of the circulating fan main body 3 is fixedly connected with a fan connecting seat 6, a connecting pin block 7 is fixedly connected in the fan connecting seat 6, and the connecting pin block 7 is fixedly connected with the shaft sleeve 17;

the position, which penetrates through the bearing seat 10, of one end of the shaft sleeve 17 is fixedly connected with a fixed disc 12, an annular groove 23 is formed in the fixed disc 12, a fixed groove 22 is further formed in one side of the annular groove 23, an arc-shaped transmission tooth block 13 is further fixedly connected to the side face of the fixed disc 12, the upper end of the first sleeve 8 is fixedly connected with a second sleeve 9, a plurality of fixed holes 21 are formed in a support lug on one side of the second sleeve 9, a torsion spring 24 is installed in the annular groove 23, a connector at one end of the torsion spring 24 is fixedly connected into the fixed groove 22, a connector at the other end of the torsion spring 24 is fixedly connected into the fixed hole 21 in the second sleeve 9, and the second driving assembly is installed on the installation part 16 and is used for driving the connecting pin block 7 to swing up and down in a matching manner with the arc-shaped transmission tooth block 13; the supporting rod 2 is detachably connected with the base 1 and the mounting sleeve 4; the fan connecting seat 6 and the circulating fan main body 3 are fixedly installed by screws.

Through the arrangement of the fixed disc 12, the arc-shaped transmission gear block 13, the annular groove 23, the second sleeve 9 and the torsion spring 24, the auxiliary effect can be achieved through the torsion spring 24 when the circulating fan main body 3 swings downwards, the circulating fan main body 3 can twist the torsion spring 24 to a certain degree under the action of self weight, the first motor 11 is matched to drive the circulating fan main body 3 to swing downwards, when the circulating fan main body 3 swings upwards, the twisted torsion spring 24 is gradually released to assist the fixed disc 12 and the arc-shaped transmission gear block 13, so that the first motor 11 with lower power can also drive the circulating fan main body 3 to swing upwards, and meanwhile, the first motor gear 20, the second gear 15, the first gear 14 and the arc-shaped transmission gear block 13 are arranged to drive the fixed disc 12 to rotate through three stages of gears, the torque of the first motor 11 can be effectively increased, and when the upward and downward swinging of the circulating fan main body 3 is achieved, only a motor with lower power is needed, so that the production cost can be effectively saved, and the energy loss is reduced.

The second driving assembly comprises a first motor 11 and a gear mounting piece 19, the first motor 11 is fixedly connected to one side of the lower end of the mounting piece 16, the output end of the first motor 11 is fixedly connected with a first motor gear 20, the gear mounting piece 19 is fixedly connected in a groove in one side of the fan connecting seat 6, the gear mounting piece 19 is rotatably connected with a first gear 14, the first gear 14 is meshed with the first motor gear 20, one side of the first gear 14, far away from the mounting piece 16, is fixedly connected with a second gear 15, and the second gear 15 is meshed with the arc-shaped transmission gear block 13; first motor gear 20 is driven through first motor 11 and rotates, and first motor gear 20 rotates and drives first gear 14 and second gear 15 and rotate, and second gear 15 rotates and drives axle sleeve 17 with the cooperation of arc transmission tooth piece 13 and rotate, and then drives circulation fan main part 3 and swing, realizes the luffing motion of circulation fan main part 3 simultaneously under the cooperation with first motor 11 just reversing and spacing arc board 18.

The protection assembly comprises a first protection shell 5 and a second protection shell 25, the first protection shell 5 is sleeved on the first sleeve 8 and the second sleeve 9 and is detachably connected with the first sleeve 8 and the second sleeve 9, the second protection shell 25 covers the bearing seat 10, and the second protection shell 25 is connected with the first protection shell 5 through a buckle; through the fixed second protective housing 25 of buckle and the first protective housing 5 of dismantling the connection, can be convenient for dismantle second protective housing 25 and first protective housing 5, and then conveniently maintain and overhaul.

A wire arranging hole is formed in the position, between the two bearing seats 10, of the shaft sleeve 17, and a power wire penetrates through the wire arranging hole from one end, far away from the fixed disc 12, of the shaft sleeve 17; the utility model discloses a in set up the inlet wire structure on axle sleeve 17, adopt the mode of axle sleeve 17 inlet wire, the condition of coiling takes place for the power cord when can effectually avoiding circulating the fan to use.

The utility model discloses a theory of operation is: the second motor gear 31 is driven to rotate by the rotation of the second motor 28, the second motor gear 31 drives the third gear 27 and the fourth gear 32 to rotate, the fourth gear 32 drives the rotating seat 26 to rotate under the cooperation with the hollow gear 34, and simultaneously, the rotating seat 26 is driven to rotate left and right under the cooperation with the positive and negative rotation of the second motor 28, so that the left and right swinging of the circulating fan main body 3 is realized, the first motor 11 drives the first motor gear 20 to rotate while the circulating fan main body 3 swings left and right, the first motor gear 20 drives the first gear 14 and the second gear 15 to rotate, the second gear 15 rotates to drive the shaft sleeve 17 to rotate under the cooperation with the arc-shaped transmission gear block 13, so that the circulating fan main body 3 is driven to swing, and meanwhile, the up and down swinging of the circulating fan main body 3 is realized under the cooperation with the positive and negative rotation of the first motor 11 and the positive and negative rotation of the limiting arc plate 18, the torsion spring 24 that sets up can carry out the helping hand when the circulating fan main part 3 luffing motion for when realizing the luffing motion of circulating fan main part 3, only need the lower motor of power of use can, and then can effectual saving manufacturing cost, reduce the energy loss.

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.

Claims

1. A circulation fan, its characterized in that: the fan comprises a base (1), a rotating seat (26), a circulating fan main body (3), a first driving assembly, a second driving assembly and a protection assembly, wherein a supporting rod (2) is fixedly connected to the middle of the upper end face of the base (1), an installation sleeve (4) is fixedly connected to the upper end of the supporting rod (2), a fixed sleeve (29) is fixedly connected to the position, located inside the installation sleeve (4), of the upper end of the supporting rod (2), a hollow gear (34) is fixedly connected to the upper end of the fixed sleeve (29), a rotating shaft (33) is fixedly connected to the middle of the lower end of the rotating seat (26), the rotating shaft (33) is rotatably connected into the fixed sleeve (29), and the first driving assembly is installed on the rotating seat (26) and used for driving the rotating seat (26) to rotate in a matched mode with the hollow gear (34);

the fan is characterized in that a first sleeve (8) is fixedly connected to the upper end of the rotating seat (26), an installation part (16) is fixedly connected to the first sleeve (8), two bearing seats (10) are fixedly connected to the upper end of the installation part (16), a shaft sleeve (17) is rotatably connected between the two bearing seats (10), a fan connecting seat (6) is fixedly connected to the installation part of the circulating fan main body (3), a connecting pin block (7) is fixedly connected to the inside of the fan connecting seat (6), and the connecting pin block (7) is fixedly connected with the shaft sleeve (17);

one end of the shaft sleeve (17) is fixedly connected with a fixed disc (12) at the position penetrating through the bearing seat (10), the fixed disc (12) is provided with an annular groove (23), one side of the annular groove (23) is also provided with a fixed groove (22), the side surface of the fixed disc (12) is also fixedly connected with an arc-shaped transmission gear block (13), the upper end of the first sleeve (8) is fixedly connected with a second sleeve (9), a plurality of fixing holes (21) are arranged on the support lugs at one side of the second sleeve (9), a torsion spring (24) is arranged in the annular groove (23), the connector at one end of the torsion spring (24) is fixedly connected in the fixing groove (22), the connector at the other end of the torsion spring (24) is fixedly connected in the fixing hole (21) on the second sleeve (9), the second driving component is arranged on the mounting part (16), is used for matching with the arc-shaped transmission gear block (13) to drive the connecting pin block (7) to swing up and down.

2. The circulation fan according to claim 1, wherein the first driving assembly comprises a gear connecting member (30), the gear connecting member (30) is arranged at one side of the rotating seat (26), a fourth gear (32) is rotatably connected to a fixed pin of the gear connecting member (30), a third gear (27) is fixedly connected to the upper end of the fourth gear (32), the fourth gear (32) is meshed with the hollow gear (34), and a power assembly for driving the third gear (27) to rotate is fixedly connected to the upper end of the rotating seat (26).

3. A circulation fan according to claim 2, characterized in that the power assembly comprises a second motor (28), the second motor (28) is fixedly connected to the upper end of the rotary base (26), the output end of the second motor (28) is fixedly connected with a second motor gear (31), and the second motor gear (31) is meshed with the third gear (27).

4. A circulation fan according to claim 1, wherein the second driving assembly comprises a first motor (11) and a gear mounting member (19), the first motor (11) is fixedly connected to one side of the lower end of the mounting member (16), a first motor gear (20) is fixedly connected to the output end of the first motor (11), the gear mounting member (19) is fixedly connected to a groove on one side of the fan connecting seat (6), a first gear (14) is rotatably connected to the gear mounting member (19), the first gear (14) is meshed with the first motor gear (20), a second gear (15) is fixedly connected to one side of the first gear (14) far away from the mounting member (16), and the second gear (15) is meshed with the arc-shaped transmission gear block (13).

5. A circulation fan according to claim 1, characterized in that the protective assembly comprises a first protective shell (5) and a second protective shell (25), the first protective shell (5) is sleeved on the first sleeve (8) and the second sleeve (9) and detachably connected with the first sleeve (8) and the second sleeve (9), the second protective shell (25) is covered on the bearing seat (10), and the second protective shell (25) is connected with the first protective shell (5) through a buckle.

6. A circulating fan according to claim 1, characterized in that the bushing (17) is provided with a winding displacement hole at a position between the two bearing seats (10), and a power cord is threaded through the winding displacement hole from one end of the bushing (17) far away from the fixed disc (12).

7. A circulation fan according to claim 1, characterised in that the support bar (2) is detachably connected to both the base (1) and the mounting sleeve (4).

8. A circulation fan according to claim 2, wherein the hollow gear (34) is provided with a stopper at both sides for limiting.

9. A circulating fan according to claim 1, characterized in that the fan connecting base (6) and the circulating fan body (3) are fixedly mounted by screws.