CN112253512A

CN112253512A - Forward multi-wing type low-noise stainless steel fan

Info

Publication number: CN112253512A
Application number: CN202011294775.6A
Authority: CN
Inventors: 王正方; 刘万勤; 董传友; 刘正东; 刘迪群; 张为军; 孙勇安
Original assignee: Jiangsu Hengkang Electrical Co ltd
Current assignee: Jiangsu Hengkang Electrical Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-01-22

Abstract

The invention discloses a forward multi-wing low-noise stainless steel fan which comprises a base, wherein a damping cavity is formed in the base, a supporting plate is arranged at the top end in the damping cavity, connecting blocks are symmetrically and fixedly arranged at the bottom of the supporting plate, a first movable shaft is fixedly arranged on the connecting blocks, a supporting rod is sleeved on the first movable shaft, one end, away from the first movable shaft, of the supporting rod is sleeved on a second movable shaft, the second movable shaft is fixedly arranged on a sliding sleeve, the sliding sleeve is sleeved on the sliding rod, one end of the sliding rod is fixedly connected with a stop block, the stop block is fixedly arranged at the bottom of the damping cavity, one end, away from the stop block, of the sliding rod is fixedly connected with the inner wall of the damping cavity, a first damping spring is sleeved outside the sliding rod and between the sliding sleeve and the inner wall of the damping cavity, one end. Has the advantages that: the sound insulation board is arranged on the outer side inside the air inlet, so that the noise reduction effect is further enhanced.

Description

Forward multi-wing type low-noise stainless steel fan

Technical Field

The invention relates to a stainless steel fan, in particular to a forward multi-wing type low-noise stainless steel fan.

Background

The ventilator industry in China is developed on the basis of introducing, digesting and absorbing foreign technologies, and through technical development and transformation for many years, the ventilator industry leads the technical levels of enterprises in the industry, including processing and manufacturing technologies, product detection technologies, equipment complete set levels and system design capacity, and the ventilator industry has greatly improved independent design, development and integration capacity, and greatly improved competitiveness and market adaptability.

Compared with the prior art that the demand for the fan is changed from product guidance to full-life-cycle service guidance, the integrated ventilation system has the advantages that the product performance matching and the applicability of specific working conditions are ignored, and the integrated ventilation system is more excellent in the aspects of optimizing the efficiency of the fan, increasing the overall stability and facilitating installation and maintenance.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

The invention aims to provide a forward multi-wing low-noise stainless steel fan to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a forward multi-wing low-noise stainless steel fan comprises a base, wherein a damping cavity is formed in the base, a supporting plate is arranged at the top end in the damping cavity, connecting blocks are symmetrically and fixedly arranged at the bottom of the supporting plate, a first movable shaft is fixedly arranged on the connecting blocks, a supporting rod is sleeved on the first movable shaft, the end, away from the first movable shaft, of the supporting rod is sleeved on a second movable shaft, the second movable shaft is fixed on a sliding sleeve, the sliding sleeve is sleeved on the sliding rod, one end of the sliding rod is fixedly connected with a stop block, the stop block is fixed at the bottom of the damping cavity, one end, away from the stop block, of the sliding rod is fixedly connected with the inner wall of the damping cavity, a first damping spring is sleeved outside the sliding rod and between the sliding sleeve and the inner wall of the damping cavity, one end of the first damping spring is fixedly connected with, a first supporting column is fixedly arranged at the bottom of the supporting plate, a second supporting column is fixedly arranged at the bottom in the damping cavity, a first cavity is arranged in the second supporting column, a first telescopic rod is fixedly arranged at the bottom in the first cavity, the top of the telescopic rod is fixedly connected with a limiting plate, a second damping spring is sleeved outside the first telescopic rod, two ends of the second damping spring are respectively and fixedly connected with the limiting plate and the inner wall of the first cavity, one end of the first supporting column, far away from the supporting plate, penetrates through the second supporting column and extends into the first cavity to be fixedly connected with the limiting plate, a damping mechanism is arranged between the supporting plate and the bottom wall of the damping cavity, a mounting groove is formed in the supporting seat, a fixing column is arranged on the mounting groove, a first clamping ring is symmetrically arranged on two sides in the mounting groove, a second clamping ring is, the top of the fixed column is fixedly provided with a motor, the output end of the motor is connected with a rotating shaft, one end of the rotating shaft, far away from the motor, penetrates through a fan cover and extends into the fan cover, the outer side of the fan cover is fixedly provided with a bearing, the rotating shaft penetrates through the bearing, a mounting disc is arranged inside the fan cover, the rotating shaft penetrates through the mounting disc and extends into the mounting disc, the outer side of the mounting disc is fixedly provided with a fan blade, the inside of the fan cover is fixedly provided with a controller, a temperature sensor and a humidity sensor, the controller is electrically connected with the motor, the temperature sensor and the humidity sensor, one side of the fan cover is provided with an air inlet, the air inlet is provided with a dustproof filter screen, the two ends of the air inlet are both internally provided with a cavity II, and the two cavities are internally and, the inside sliding connection of spout is equipped with the slider, the fixed slide that is equipped with between the slider, the fixed movable rod that is equipped with in slide one side, the movable rod keep away from slide one end run through in cavity two and extend to the two outsides of cavity with chucking board fixed connection, dustproof filter screen fixed mounting be in between the chucking board, the slide bottom with be equipped with reset spring one between the roof in the cavity two, reset spring one end with slide fixed connection, reset spring one is kept away from slide one end with roof fixed connection in the cavity two, the inside outside installation of air intake is equipped with the acoustic celotex board.

Furthermore, rubber cushion blocks are symmetrically arranged at the bottom of the base.

Furthermore, the damping mechanism comprises first rotating blocks which are symmetrically arranged, and the first rotating blocks are fixedly connected with the supporting plate and the inner bottom wall of the damping cavity.

Furthermore, the first rotating block is movably connected with a movable rod, and the other end of the movable rod is movably connected with the second rotating block.

Furthermore, a second telescopic rod is fixedly arranged between the second rotating blocks, and a buffer spring is fixedly connected and arranged outside the second telescopic rod and between the second rotating blocks.

Further, thread grooves are formed in the two ends of the supporting seat, a screw rod is connected to the threads in the thread grooves in a threaded mode, and one end of the screw rod penetrates through the thread grooves and extends into the mounting groove to be connected with the first snap ring.

Furthermore, the through holes are formed in the two sides of the supporting seat, the limiting cylinders are fixedly installed inside the through holes, the connecting rods penetrate through the limiting cylinders, and one ends of the connecting rods penetrate through the through holes and extend into the mounting grooves and are fixedly connected with the clamping rings.

Furthermore, the connecting rod is sleeved with a second reset spring outside the limiting cylinder, and two ends of the second reset spring are respectively fixedly connected with the first snap ring and the inner wall of the through hole.

Furthermore, the connecting rod with screw rod one end all is fixed and is equipped with the regulation handle.

Furthermore, the first clamping ring and the second clamping ring are provided with anti-skidding wear-resistant layers on the sides close to the fixing columns.

The invention provides a forward multi-wing low-noise stainless steel fan, which has the following beneficial effects:

(1) the damping cavity is arranged in the base, when the fan works, the supporting plate is vibrated, and under the matching of the connecting block, the first movable shaft and the second movable shaft, the supporting rod drives the sliding sleeve to move on the sliding rod to extrude the first damping spring, so that the primary damping effect is achieved; by arranging the first support column and the second support column, when the first support column is extruded, the limiting plate can be driven to slide in the first cavity, meanwhile, the limiting plate extrudes the first telescopic rod, and under the action of the second damping spring, a secondary damping and buffering effect is achieved; the damping mechanism is arranged to play a role in damping for three times, so that the shock-resistant effect of the fan is greatly improved, and the purpose of reducing noise is achieved; the mounting groove is formed in the supporting seat to fixedly mount the fixing column at the bottom of the motor, and the clamping ring I and the clamping ring II can be adjusted through manual operation to tightly clamp and fix the periphery of the fixing column, so that the motor is convenient to mount and maintain; the temperature sensor and the humidity sensor are arranged, so that the temperature and the humidity of the environment can be detected at any time, when the temperature and the humidity are higher than normal values, signals can be generated and sent to the controller, the controller starts the motor to work to drive the rotating shaft to rotate, the rotating shaft drives the fan blades to rotate, and the fan works to dissipate heat; through the arrangement of the cavity II, when the dustproof filter screen is installed, under the action of the sliding groove, the sliding block, the sliding plate and the movable column, the elastic force of the reset spring I is matched, so that the clamping plate can limit and fix the dustproof filter screen, the installation and the replacement of the dustproof filter screen are facilitated, and the dustproof filter screen plays a role in preventing dust and filtering dust; the sound insulation board is arranged on the outer side inside the air inlet, so that the noise reduction effect is further enhanced.

(2) The rubber cushion block is arranged, so that the effect of stabilizing the base is achieved; through the arrangement of the damping mechanism, secondary damping is carried out under the action of the second telescopic rod, the movable rod and the buffer spring, so that the damping effect is greatly improved; through being equipped with screw rod and connecting rod, during the installation, can manual rotation adjust the handle, drive the screw rod and remove, the screw rod drives snap ring one and removes, then, outwards stimulates the regulation handle, drives the connecting rod and outwards removes, places the fixed column in the mounting groove, opens the connecting rod again, through reset spring two's elasticity for snap ring two is with the fixed column fastening fixed, simple structure, and convenient operation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a forward multi-wing low noise stainless steel fan according to an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of a fan cover in a forward multi-bladed low noise stainless steel blower according to an embodiment of the present invention;

FIG. 3 is a top view of a support base in a forward multi-bladed low noise stainless steel blower according to an embodiment of the present invention;

fig. 4 is a schematic diagram of an internal structure of a second hollow cavity of a forward multi-wing low-noise stainless steel fan according to an embodiment of the present invention;

FIG. 5 is a schematic view of the internal structure of a damping chamber in a forward multi-blade low noise stainless steel blower according to an embodiment of the present invention;

FIG. 6 is a schematic view of the internal structure of a screw groove in a forward multi-blade low noise stainless steel fan according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of the internal structure of a through hole in a forward multi-bladed low noise stainless steel blower according to an embodiment of the present invention;

fig. 8 is a schematic diagram of an internal structure of a second support column in the forward multi-wing low noise stainless steel fan according to the embodiment of the invention.

Reference numerals:

1. a base; 2. a damping chamber; 3. a support plate; 4. connecting blocks; 5. a support bar; 6. a slide bar; 7. a sliding sleeve; 8. a stopper; 9. a first damping spring; 10. a first supporting column; 11. a second supporting column; 12. a first cavity; 13. a first telescopic rod; 14. a limiting plate; 15. a screw; 16. a second damping spring; 17. a supporting seat; 18. mounting grooves; 19. a first snap ring; 20. fixing a column; 21. a snap ring II; 22. a motor; 23. a fan guard; 24. a rotating shaft; 25. a bearing; 26. mounting a disc; 27. a fan blade; 28. a controller; 29. a temperature sensor; 30. a humidity sensor; 31. an air inlet; 32. a dustproof filter screen; 33. a second cavity; 34. a slider; 35. a movable post; 36. a slide plate; 37. a chucking plate; 38. a first return spring; 39. a sound insulating board; 40. rotating the first block; 41. rotating the second block; 42. a second telescopic rod; 43. a buffer spring; 44. a limiting cylinder; 45. a connecting rod; 46. and a second return spring.

Detailed Description

The invention is further described with reference to the following drawings and detailed description:

the first embodiment is as follows:

referring to fig. 1-8, a forward multi-wing low-noise stainless steel fan according to an embodiment of the present invention includes a base 1, a damping chamber 2 is formed inside the base 1, a supporting plate 3 is disposed at a top end inside the damping chamber 2, a connecting block 4 is symmetrically and fixedly disposed at a bottom of the supporting plate 3, a first movable shaft is fixedly disposed on the connecting block 4, a supporting rod 5 is sleeved on the first movable shaft, one end of the supporting rod 5 away from the movable shaft is sleeved on a second movable shaft, the second movable shaft is fixed on a sliding sleeve 7, the sliding sleeve 7 is sleeved on a sliding rod 6, one end of the sliding rod 6 is fixedly connected to a stopper 8, the stopper 8 is fixed at a bottom of the damping chamber 2, one end of the sliding rod 6 away from the stopper 8 is fixedly connected to an inner wall of the damping chamber 2, a damping spring 9 is sleeved outside the sliding rod 6 and between the sliding sleeve 7 and the, one end of a damping spring I9 is fixedly connected with the sliding sleeve 7, one end of the damping spring I9, which is far away from the sliding sleeve 7, is fixedly connected with the inner wall of the damping cavity 2, a support column I10 is fixedly arranged at the bottom of the support plate 3, a support column II 11 is fixedly arranged at the bottom of the damping cavity 2, a cavity I12 is arranged inside the support column II 11, a telescopic rod I13 is fixedly arranged at the bottom of the cavity I12, the top of the telescopic rod I13 is fixedly connected with a limit plate 14, a damping spring II 16 is sleeved outside the telescopic rod I13, two ends of the damping spring II 16 are respectively fixedly connected with the limit plate 14 and the inner wall of the cavity I12, one end of the support column I10, which is far away from the support plate 3, penetrates through the support column II 11 and extends into the cavity I12 to be fixedly connected with the limit plate 14, the supporting seat 17 is provided with a mounting groove 18, a fixing column 20 is placed on the mounting groove 18, snap rings 19 are symmetrically arranged on two sides inside the mounting groove 18, snap rings 21 are symmetrically arranged at two ends inside the mounting groove 18, the fixing column 20 is fixed between the snap rings 19 and 21, a motor 22 is fixedly installed at the top of the fixing column 20, the output end of the motor 22 is connected with a rotating shaft 24, one end, far away from the motor 22, of the rotating shaft 24 penetrates through a fan cover 23 and extends into the fan cover 23, a bearing 25 is fixedly arranged on the outer side of the fan cover 23, the rotating shaft 24 penetrates through the bearing 25, a mounting disc 26 is arranged inside the fan cover 23, the rotating shaft 24 penetrates through the mounting disc 26 and extends into the mounting disc 26, fan blades 27 are fixedly installed on the outer side of the mounting disc 26, and a controller 28 is fixedly installed inside the fan cover 23, The temperature sensor 29 and the humidity sensor 30, the controller 28 is electrically connected with the motor 22, the temperature sensor 29 and the humidity sensor 30, an air inlet 31 is formed in one side of the fan cover 23, a dustproof filter screen 32 is installed on the air inlet 31, two cavities 33 are formed in two ends of the air inlet 31, sliding grooves are symmetrically formed in the two cavities 33, sliding blocks 34 are arranged in the sliding grooves in a sliding mode, sliding plates 36 are fixedly arranged between the sliding blocks 34, movable columns 35 are fixedly arranged on one sides of the sliding plates 36, one ends, far away from the sliding plates 36, of the movable columns 35 penetrate through the two cavities 33 and extend to the outside of the two cavities 33 to be fixedly connected with clamping plates 37, the dustproof filter screen 32 is fixedly installed between the clamping plates 37, and a first reset spring 38 is arranged between the bottom of the sliding plates 36 and the inner top wall of the two cavities 33, one end of the first return spring 38 is fixedly connected with the sliding plate 36, one end of the first return spring 38, which is far away from the sliding plate 36, is fixedly connected with the inner top wall of the second cavity 33, and a sound insulation plate 39 is arranged on the outer side inside the air inlet 31.

Through the scheme of the invention, the beneficial effects are as follows: by arranging the damping cavity 2 in the base 1, when the fan works, the supporting plate 3 is vibrated, and under the matching of the connecting block 4, the first movable shaft and the second movable shaft, the supporting rod 5 drives the sliding sleeve 7 to move on the sliding rod 6 to extrude the first damping spring 9, so that the primary damping effect is achieved; by arranging the first supporting column 10 and the second supporting column 11, when the first supporting column 10 is extruded, the limiting plate 14 is driven to slide in the first cavity 12, meanwhile, the limiting plate 14 extrudes the first telescopic rod 13, and a secondary damping and buffering effect is achieved under the action of the second damping spring 16; the damping mechanism is arranged to play a role in damping for three times, so that the shock-resistant effect of the fan is greatly improved, and the purpose of reducing noise is achieved; the mounting groove 18 is formed in the support seat 17 to fixedly mount the fixing column 20 at the bottom of the motor 22, and the clamping ring I19 and the clamping ring II 21 can be clamped and fixed around the fixing column 20 through manual operation adjustment, so that the motor 22 is convenient to mount and overhaul; the temperature sensor 29 and the humidity sensor 30 are arranged, so that the temperature and the humidity of the environment can be detected at any time, when the temperature and the humidity are higher than normal values, signals can be generated and sent to the controller 28, the controller 28 starts the motor 22 to work to drive the rotating shaft 24 to rotate, the rotating shaft 24 drives the fan blades 27 to rotate, and the fan performs work heat dissipation; by arranging the second cavity 33, when the dustproof filter screen 32 is installed, under the action of the sliding groove, the sliding block 34, the sliding plate 36 and the movable column 35, the elastic force of the first return spring 38 is matched, so that the clamping plate 37 limits and fixes the dustproof filter screen 32, the installation and the replacement of the dustproof filter screen 32 are facilitated, and the dustproof filter screen 32 plays a role in preventing dust and filtering dust; the noise reduction effect is further enhanced by installing the sound insulation board 39 on the inner and outer sides of the air inlet 31.

Example two:

referring to fig. 1-8, for the base 1, rubber pads are symmetrically arranged at the bottom of the base 1.

Through the scheme of the invention, the beneficial effects are as follows: through being equipped with rubber cushion, play the effect of stable base 1.

Example three:

referring to fig. 1-8, for the shock absorbing mechanism, the shock absorbing mechanism includes symmetrically disposed first rotating blocks 40, and the first rotating blocks 40 are fixedly connected with the supporting plate 3 and the bottom wall of the shock absorbing cavity 2. For the first rotating block 40, the first rotating block 40 is movably connected with a movable column 35, and the other end of the movable column 35 is movably connected with the second rotating block 41. For the second rotating blocks 41, a second telescopic rod 42 is fixedly arranged between the second rotating blocks 41, and a buffer spring 43 is fixedly connected between the second rotating blocks 41 and the outer side of the second telescopic rod 42.

Through the scheme of the invention, the beneficial effects are as follows: through being equipped with damper, cushion the shock attenuation once more in the effect of telescopic link two 42, movable rod and buffer spring 43, improved absorbing effect greatly.

Example four:

referring to fig. 1 to 8, for the supporting seat 17, thread grooves are formed in both ends of the supporting seat 17, a screw rod 15 is connected to the thread grooves in a threaded manner, and one end of the screw rod 15 penetrates through the thread grooves and extends into the mounting groove 18 to be connected with the first snap ring 19. For the supporting seat 17, through holes are formed in the two sides of the supporting seat 17, a limiting cylinder 44 is fixedly installed inside the through holes, a connecting rod 45 penetrates through the limiting cylinder 44, and one end of the connecting rod 45 penetrates through the through holes and extends into the mounting groove 18 to be fixedly connected with the second snap ring 21. For the connecting rod 45, a second return spring 46 is sleeved on the connecting rod 45 and positioned outside the limiting cylinder 44, and two ends of the second return spring 46 are fixedly connected with the first snap ring 19 and the inner wall of the through hole respectively. For the connecting rod 45, an adjusting handle is fixedly arranged at one end of the connecting rod 45 and one end of the screw rod 15. For the first snap ring 19, the first snap ring 19 and the second snap ring 21 are provided with anti-skid wear-resistant layers on the sides close to the fixing column 20.

Through the scheme of the invention, the beneficial effects are as follows: through being equipped with screw rod 15 and connecting rod 45, during the installation, can manually rotate the regulation handle, drive screw rod 15 and remove, screw rod 15 drives snap ring 19 and removes, then, outwards stimulates the regulation handle, drives connecting rod 45 and outwards removes, places fixed column 20 in mounting groove 18, opens connecting rod 45 again, through the elasticity of two 46 reset springs for snap ring two 21 compresses tightly fixed, simple structure, and convenient operation with fixed column 20.

In summary, with the above technical solution of the present invention, the working principle and all the beneficial effects are as follows: by arranging the damping cavity 2 in the base 1, when the fan works, the supporting plate 3 is vibrated, and under the matching of the connecting block 4, the first movable shaft and the second movable shaft, the supporting rod 5 drives the sliding sleeve 7 to move on the sliding rod 6 to extrude the first damping spring 9, so that the primary damping effect is achieved; by arranging the first supporting column 10 and the second supporting column 11, when the first supporting column 10 is extruded, the limiting plate 14 is driven to slide in the first cavity 12, meanwhile, the limiting plate 14 extrudes the first telescopic rod 13, and a secondary damping and buffering effect is achieved under the action of the second damping spring 16; the damping mechanism is arranged to play a role in damping for three times, so that the shock-resistant effect of the fan is greatly improved, and the purpose of reducing noise is achieved; the mounting groove 18 is formed in the support seat 17 to fixedly mount the fixing column 20 at the bottom of the motor 22, and the clamping ring I19 and the clamping ring II 21 can be clamped and fixed around the fixing column 20 through manual operation adjustment, so that the motor 22 is convenient to mount and overhaul; the temperature sensor 29 and the humidity sensor 30 are arranged, so that the temperature and the humidity of the environment can be detected at any time, when the temperature and the humidity are higher than normal values, signals can be generated and sent to the controller 28, the controller 28 starts the motor 22 to work to drive the rotating shaft 24 to rotate, the rotating shaft 24 drives the fan blades 27 to rotate, and the fan performs work heat dissipation; by arranging the second cavity 33, when the dustproof filter screen 32 is installed, under the action of the sliding groove, the sliding block 34, the sliding plate 36 and the movable column 35, the elastic force of the first return spring 38 is matched, so that the clamping plate 37 limits and fixes the dustproof filter screen 32, the installation and the replacement of the dustproof filter screen 32 are facilitated, and the dustproof filter screen 32 plays a role in preventing dust and filtering dust; the noise reduction effect is further enhanced by installing the sound insulation board 39 on the inner and outer sides of the air inlet 31. The rubber cushion block is arranged to play a role in stabilizing the base 1; through being equipped with damper, cushion the shock attenuation once more in the effect of telescopic link two 42, movable rod and buffer spring 43, improved absorbing effect greatly. Through being equipped with screw rod 15 and connecting rod 45, during the installation, can manually rotate the regulation handle, drive screw rod 15 and remove, screw rod 15 drives snap ring 19 and removes, then, outwards stimulates the regulation handle, drives connecting rod 45 and outwards removes, places fixed column 20 in mounting groove 18, opens connecting rod 45 again, through the elasticity of two 46 reset springs for snap ring two 21 compresses tightly fixed, simple structure, and convenient operation with fixed column 20.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a preceding low noise stainless steel fan of multiple wing formula which characterized in that, includes base (1), damping chamber (2) have been seted up to base (1) inside.

2. The forward multi-wing low-noise stainless steel fan as claimed in claim 2, wherein a supporting plate (3) is arranged at the top end of the damping cavity (2), a connecting block (4) is symmetrically and fixedly arranged at the bottom of the supporting plate (3), a first movable shaft is fixedly arranged on the connecting block (4), a supporting rod (5) is sleeved on the first movable shaft, the supporting rod (5) is far away from a second movable shaft, a second movable shaft is fixed on a sliding sleeve (7), the sliding sleeve (7) is sleeved on a sliding rod (6), one end of the sliding rod (6) is fixedly connected with a stop block (8), the stop block (8) is fixed at the bottom of the damping cavity (2), the sliding rod (6) is far away from one end of the stop block (8) and is fixedly connected with the inner wall of the damping cavity (2), a first damping spring (9) is sleeved on the outer side of the sliding sleeve (6) and between the sliding sleeve (7) and the inner wall of the damping cavity (2) One end of a damping spring (9) is fixedly connected with the sliding sleeve (7), one end of the damping spring (9) is far away from the sliding sleeve (7) and one end of the damping cavity (2) is fixedly connected with the inner wall of the damping cavity (2), a first supporting column (10) is fixedly arranged at the bottom of the supporting plate (3), a second supporting column (11) is fixedly arranged at the bottom of the damping cavity (2), a first cavity (12) is arranged inside the second supporting column (11), a first telescopic rod (13) is fixedly arranged in the first cavity (12), a first telescopic rod (13) is fixedly connected with the top of the first telescopic rod (14), a second damping spring (16) is sleeved outside the first telescopic rod (13), two ends of the damping spring (16) are respectively connected with a first limiting plate (14) and a first cavity (12) are fixedly connected with the inner wall of the first cavity, a first supporting column (10) is far away from one end of the supporting plate (3) runs through the second supporting column (11 The plate (14) is fixedly connected, a damping mechanism is arranged between the supporting plate (3) and the bottom wall of the damping cavity (2), a mounting groove (18) is formed in the supporting seat (17), a fixing column (20) is placed on the mounting groove (18), snap rings (19) are symmetrically arranged on two sides in the mounting groove (18), snap rings (21) are symmetrically arranged at two ends in the mounting groove (18), the fixing column (20) is fixed between the snap rings (19) and the snap rings (21), a motor (22) is fixedly installed at the top of the fixing column (20), the output end of the motor (22) is connected with a rotating shaft (24), one end, far away from the motor (22), of the rotating shaft (24) penetrates through the fan cover (23) and extends into the fan cover (23), a bearing (25) is fixedly arranged on the outer side of the fan cover (23), the rotating shaft (24) penetrates through the bearing (25), a mounting disc (26) is arranged inside the fan cover (23), the rotating shaft (24) penetrates through the mounting disc (26) and extends into the mounting disc (26), a fan blade (27) is fixedly mounted on the outer side of the mounting disc (26), a controller (28), a temperature sensor (29) and a humidity sensor (30) are fixedly mounted inside the fan cover (23), the controller (28) is electrically connected with the motor (22), the temperature sensor (29) and the humidity sensor (30), an air inlet (31) is formed in one side of the fan cover (23), a dustproof filter screen (32) is mounted on the air inlet (31), two cavities (33) are formed in the two ends of the air inlet (31), and sliding grooves are symmetrically formed in the two cavities (33), the sliding connection in the sliding groove is provided with a sliding block (34), a sliding plate (36) is fixedly arranged between the sliding blocks (34), a movable column (35) is fixedly arranged on one side of the sliding plate (36), the movable column (35) is far away from one end of the sliding plate (36) penetrates through the cavity II (33) and extends to the outside of the cavity II (33) to be fixedly connected with a clamping plate (37), a dustproof filter screen (32) is fixedly arranged between the clamping plates (37), a first return spring (38) is arranged between the bottom of the sliding plate (36) and the inner top wall of the cavity II (33), one end of the first return spring (38) is fixedly connected with the sliding plate (36), one end of the sliding plate (36) is far away from the inner top wall of the cavity II (33), and a sound insulation plate (39) is arranged on the outer side in the air inlet (31), the bottom of the base (1) is symmetrically provided with rubber cushion blocks.

3. A forward multiple-wing low noise stainless steel fan as claimed in claim 2, wherein said damping mechanism comprises symmetrically arranged first rotary blocks (40), and said first rotary blocks (40) are fixedly connected with said support plate (3) and the bottom wall of said damping chamber (2).

4. The forward multi-wing low-noise stainless steel fan as claimed in claim 3, wherein the first rotating blocks (40) are movably connected with movable columns (35), and the other ends of the movable columns (35) are movably connected with the second rotating blocks (41).

5. The forward multi-wing low-noise stainless steel fan as claimed in claim 4, wherein a second expansion link (42) is fixedly arranged between the second rotating blocks (41), and a buffer spring (43) is fixedly connected between the second rotating blocks (41) and outside the second expansion link (42).

6. The forward multi-wing low-noise stainless steel fan as claimed in claim 5, wherein a threaded groove is formed in each of two ends of the supporting base (17), a threaded rod (15) is threaded in the threaded groove, and one end of the threaded rod (15) penetrates through the threaded groove and extends into the mounting groove (18) to be connected with the first snap ring (19).

7. The forward multi-wing low-noise stainless steel fan as claimed in claim 6, wherein through holes are formed in both sides of the supporting base (17), a limiting cylinder (44) is fixedly installed in each through hole, a connecting rod (45) penetrates through each limiting cylinder (44), and one end of each connecting rod (45) penetrates through each through hole and extends into the mounting groove (18) to be fixedly connected with the second snap ring (21).

8. The forward multi-wing low-noise stainless steel fan as claimed in claim 7, wherein a second return spring (46) is sleeved on the connecting rod (45) and outside the limiting cylinder (44), and two ends of the second return spring (46) are respectively fixedly connected with the first snap ring (19) and the inner wall of the through hole.

9. The forward multi-wing low noise stainless steel blower according to claim 8, wherein an adjusting handle is fixedly provided at each of the connecting rod (45) and one end of the screw (15).

10. The forward multi-wing low noise stainless steel fan as claimed in claim 9, wherein the first snap ring (19) and the second snap ring (21) are provided with anti-slip wear resistant layers on the sides close to the fixing posts (20).