CN209800313U - Noise-reducing and shock-absorbing industrial fan - Google Patents
Noise-reducing and shock-absorbing industrial fan Download PDFInfo
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- CN209800313U CN209800313U CN201920344610.1U CN201920344610U CN209800313U CN 209800313 U CN209800313 U CN 209800313U CN 201920344610 U CN201920344610 U CN 201920344610U CN 209800313 U CN209800313 U CN 209800313U
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Abstract
The utility model relates to a noise-reducing and shock-absorbing industrial fan, which comprises a supporting seat, a fan cover is arranged at the top of the supporting seat, the fan cover comprises mutually symmetrical guard rings, guard plates are arranged between the guard rings, the inner cavity of the guard ring is connected with a support rod, the support rod is fixedly connected with the guard rings, an installation fixing plate is arranged between the support rods, a first support frame is arranged in the inner cavity of the fan cover, the first support frame is fixedly connected with the rear side installation fixing plate, a gear box is arranged in the inner cavity of the first support frame, a driving shaft is arranged in the inner cavity of the gear box, a first bevel gear is sleeved on the driving shaft, a second bevel gear is arranged at the bottom of the inner cavity of the gear box and is meshed with the first bevel gear, one end of the driving shaft, can effectively fall the shock attenuation of making an uproar in the fan operation, can increase the security that the fan used simultaneously.
Description
Technical Field
The utility model relates to a damping industrial fan falls makes an uproar belongs to ventilation equipment technical field.
Background
The large-scale industrial fan is adopted to ventilate and cool in the large-space working environment of a factory building, the airflow formed when the large-diameter industrial fan operates is pushed downwards, the airflow in the horizontal direction is generated after meeting the ground, the size of the airflow diffusion is related to the diameter of the fan, the speed of the airflow diffusion is related to the rotating speed of the fan blades, if the fan operates continuously, the airflow is pushed outwards in a large amount and rises until meeting side walls or barriers, so that the air circulation is continuously formed, if the airflow generated by the fan is too strong, the direct blowing feeling of wind can cause discomfort of human bodies, the overhigh wind speed can cause dizziness of people, only the combination of the body surface heat dissipation and the wind speed is achieved, the moderate cooling feeling can be generated, the design of the industrial fan needs to consider the improvement of efficiency and the reduction of energy consumption, meanwhile, because most industrial fans are installed in a hanging manner, this has just provided higher requirement to the security of its structure, in addition, because the volume of industrial fan is great, whole weight is great, and the specification that the motor needs is great, the vibrations that can produce during the motor operation to the transmission leads to the installation shell to rock, makes the flabellum unbalance during operation, has great potential safety hazard, and can produce a large amount of noises, consequently, needs further improvement.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the existing defects, provide an industrial fan with noise reduction and vibration reduction, simple structure and reasonable design, can effectively reduce noise and vibration during the operation of the fan, can increase the safety of the fan, can protect fan blades by arranging a fan cover, prevent foreign matters from entering the working range of the fan blades to hurt the fan or personnel, can support the fan blades by arranging a driving shaft, can transmit the power generated by a motor to rotate the fan, can avoid the direct contact of the motor and a second supporting frame by arranging a connecting block, reduce the transmission of the vibration of the motor, can effectively weaken the vibration generated by the operation of the motor by arranging a first damping sheet, a second damping sheet and a third damping sheet, reduce the influence of the vibration generated by the motor on the fan, and by arranging a silencing plate, can weaken the leading to the fact that vibrations and motor produced, play the function of making an uproar, through setting up the support arm, can carry out auxiliary stay to the fan, avoid the fan in service because wind-force is great, the recoil that produces makes the fan empty, can make fan keep balance simultaneously, avoid the fan to take place to rock, through setting up the lead screw, can adjust auxiliary stay's height, thereby auxiliary stay solves the problem that ground is uneven and causes the fan to rock or can't install, can effectively solve the problem in the background art.
In order to solve the technical problem, the utility model provides a following technical scheme:
A noise-reducing and shock-absorbing industrial fan comprises a supporting seat, wherein a fan cover is installed at the top of the supporting seat, the fan cover comprises mutually symmetrical guard rings, guard plates are arranged between the guard rings, a supporting rod is connected to the inner cavity of each guard ring, the supporting rod is fixedly connected with the guard rings, an installation fixing plate is installed between the supporting rods, a first supporting frame is arranged in the inner cavity of the fan cover and fixedly connected with the installation fixing plate at the rear side, a gear box is arranged in the inner cavity of the first supporting frame, a driving shaft is arranged in the inner cavity of the gear box, a first bevel gear is sleeved on the driving shaft, a second bevel gear is arranged at the bottom of the inner cavity of the gear box and meshed with the first bevel gear, one end of the driving shaft penetrates through the gear box and is connected with a fan hub, fan blades are installed, the inner cavity of the second support frame is provided with a motor, a rotating shaft of the motor is connected with the second bevel gear, the edge of the motor is provided with a connecting block, a first damping sheet is arranged between the connecting block and the second support frame, the top of the inner cavity of the second support frame is provided with a mounting groove, the inner cavity of the mounting groove is provided with a fixing part, a second damping sheet is arranged between the mounting groove and the fixing part, the fixing part is connected with the connecting block through a fixing bolt, a third damping sheet is arranged between the motor and the second support frame, both sides of the third damping sheet are provided with silencing plates, the front side and the rear side of the support seat are symmetrically provided with support legs, the support legs are provided with moving holes, support arms are arranged in the moving holes, support shafts are arranged at the bottoms of the support arms and are arranged in the, and the other ends of the limiting sleeve and the telescopic spring are fixedly connected with the inner wall of the supporting leg, the other end of the supporting arm is provided with an auxiliary supporting piece, the inner cavity of the auxiliary supporting piece is provided with a rotating nut, the rotating nut is connected with a screw rod through threads, and the bottom end of the screw rod penetrates through the bottom of the auxiliary supporting piece.
Further, the protection plate is of an annular structure, the protection plate is fixedly connected with the protection ring, and the protection plate is provided with a through hole.
furthermore, the supporting rods are arranged on one side, far away from the protection ring, of the protection ring, protective nets are symmetrically arranged between the supporting rods, and the protective nets are fixedly connected with the protection ring.
Furthermore, an oil injection port is formed in the top of the gear box, an observation window is formed in one side of the gear box, and a control switch is arranged on the rear side of the installation fixing plate.
Furthermore, the driving shaft is connected with the first support frame through a bearing, and sealing rings are arranged between the driving shaft and a rotating shaft of the motor and between the driving shaft and the gear box.
Further, the mounting groove and the fixing piece are both of a T-shaped structure, and a gap is formed between the motor and the top of the inner cavity of the second support piece.
Further, walking wheels are arranged at the bottoms of the supporting legs, and foot brakes are arranged on one sides of the walking wheels.
Furthermore, the moving hole is of an n-shaped structure, and placing grooves matched with the supporting arms are symmetrically formed in two sides of the supporting seat.
Furthermore, the height of the auxiliary supporting piece is larger than that of the supporting leg, and the bottom of the screw rod is provided with an anti-slip pad.
The utility model discloses beneficial effect: the utility model relates to an industrial fan with noise and shock reduction, which has simple structure and reasonable design, can effectively reduce noise and shock in the operation of the fan, can increase the safety of the fan, can protect fan blades by arranging a fan cover, prevents foreign matters from entering the working range of the fan blades to hurt the fan or personnel, can support the fan blades by arranging a driving shaft, can transmit the power generated by a motor to rotate the fan, can avoid the direct contact between the motor and a second supporting frame by arranging a connecting block, reduces the transmission of the vibration of the motor, can effectively weaken the vibration generated by the operation of the motor by arranging a first damping sheet, a second damping sheet and a third damping sheet, reduces the influence of the vibration generated by the motor on the fan, and can weaken the vibration and the generation of the motor by arranging a silencing plate, play the function of making an uproar, through setting up the support arm, can carry out auxiliary stay to the fan, avoid the fan in service because wind-force is great, the recoil that produces makes the fan empty, can make fan keep balance simultaneously, avoid the fan to take place to rock, through setting up the lead screw, can adjust auxiliary stay spare's height to auxiliary stay solves the problem that ground is uneven and causes the fan to rock or can't install.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a front view of the utility model discloses a damping industrial fan falls.
Fig. 2 is a side view of the utility model discloses an industrial fan of vibration damping of making an uproar falls.
Fig. 3 is the utility model discloses a damping industrial fan gear box internal structure chart of making an uproar falls.
Fig. 4 is the utility model discloses a damping industrial fan second support frame structure chart of making an uproar falls.
Figure 5 is the utility model discloses a damping industrial fan supporting leg inside picture of making an uproar falls.
Fig. 6 is a sectional view of the utility model discloses a vibration/shock absorbing industrial fan auxiliary support piece falls.
Reference numbers in the figures: 1. a supporting seat; 2. a fan housing; 3. a guard ring; 4. a protection plate; 5. a support bar; 6. mounting a fixed plate; 7. a first support frame; 8. a gear case; 9. a drive shaft; 10. a first bevel gear; 11. a second bevel gear; 12. a fan hub; 13. a fan blade; 14. a second support frame; 15. a motor; 16. connecting blocks; 17. a first damper sheet; 18. mounting grooves; 19. a fixing member; 20. a second damping piece; 21. a third damping piece; 22. a sound-absorbing panel; 23. supporting legs; 24. moving the hole; 25. a support arm; 26. a support shaft; 27. a tension spring; 28. a limiting sleeve; 29. rotating the nut; 30. a screw rod; 31. a protective net; 32. a traveling wheel; 33. an auxiliary support member.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1-6, a noise-reducing and shock-absorbing industrial fan comprises a supporting base 1, a fan housing 2 is mounted on the top of the supporting base 1, and can protect fan blades 13 and prevent foreign matters from entering the working range of the fan blades 13 to damage the fan or personnel, the fan housing 2 comprises mutually symmetrical guard rings 3, guard plates 4 are arranged between the guard rings 3, a supporting rod 5 is connected to the inner cavity of the guard ring 3, the supporting rod 5 is fixedly connected with the guard rings 3, an installation fixing plate 6 is mounted between the supporting rods 5, a first supporting frame 7 is arranged in the inner cavity of the fan housing 2, the first supporting frame 7 is fixedly connected with the installation fixing plate 6 at the rear side, a gear box 8 is arranged in the inner cavity of the first supporting frame 7, a driving shaft 9 is arranged in the inner cavity of the gear box 8 and can support the fan blades 13 and transmit power generated by a motor 15 to rotate, the driving shaft 9 is sleeved with a first bevel gear 10, the bottom of an inner cavity of the gear box 8 is provided with a second bevel gear 11, the second bevel gear 11 is meshed with the first bevel gear 10, one end of the driving shaft 9 penetrates through the gear box 8 and is connected with a hub 12, fan blades 13 are installed on the hub 12, the bottom of the first support frame 7 is provided with a second support frame 14, the inner cavity of the second support frame 14 is provided with a motor 15, a rotating shaft of the motor 15 is connected with the second bevel gear 11, the edge of the motor 15 is provided with a connecting block 16 which can avoid the direct contact between the motor 15 and the second support frame 14 and reduce the transmission of the vibration of the motor 15, a first damping sheet 17 is arranged between the connecting block 16 and the second support frame 14, the top of the inner cavity of the second support frame 14 is provided with an installation groove 18, the inner cavity of the installation groove 18, the fixing piece 19 is connected with the connecting block 16 through a fixing bolt, a third damping sheet 21 is arranged between the motor 15 and the second supporting frame 14, vibration generated by operation of the motor 15 can be effectively weakened, influence of vibration generated by the motor 15 on the fan is reduced, the damping sheets 22 are arranged on two sides of the third damping sheet 21, vibration and the generation of the motor 15 can be weakened, and the noise reduction function is achieved, the supporting legs 23 are symmetrically arranged on the front side and the rear side of the supporting seat 1, the supporting legs 23 are provided with moving holes 24, supporting arms 25 are arranged in the moving holes 24, the fan can be supported in an auxiliary mode, the fan is prevented from toppling over due to large wind power in operation, meanwhile, the fan can be kept balanced, the fan is prevented from shaking, supporting shafts 26 are arranged at the bottoms of the supporting arms 25, and the supporting shafts 26 are arranged in inner cavities of the supporting legs 23, support shaft 26 one side is connected with expanding spring 27, expanding spring 27 outside cover is equipped with spacing sleeve 28, just spacing sleeve 28 and the expanding spring 27 other end all with supporting leg 23 inner wall fixed connection, the support arm 25 other end is equipped with auxiliary support piece 33, auxiliary support piece 33 inner chamber is equipped with swivel nut 29, swivel nut 29 has lead screw 30 through threaded connection, can adjust auxiliary support piece 33's height to auxiliary support solves the problem that ground is uneven and causes the fan to rock or can't install, just auxiliary support piece 33 bottom is run through to lead screw 30 bottom.
More specifically, the protection plate 4 is of an annular structure, the protection plate 4 is fixedly connected with the protection ring 3, the protection plate 4 is provided with a through hole, the support rod 5 is arranged on one side of the protection ring 3, which is far away from the protection ring 3, the protection nets 31 are symmetrically arranged between the support rods 5, the protection nets 31 are fixedly connected with the protection ring 3, the top of the gear box 8 is provided with an oil injection port capable of injecting gear oil, one side of the gear box 8 is provided with an observation window capable of observing the liquid level of the gear oil, the rear side of the installation fixing plate 6 is provided with a control switch, the drive shaft 9 is connected with the first support frame 7 through a bearing, a sealing ring is arranged between the drive shaft 9 and a rotating shaft of the motor 15 and the gear box 8 to prevent the gear oil from flowing out or foreign matters enter the gear box 8, the installation groove 18 and the, supporting leg 23 bottom is equipped with walking wheel 32, walking wheel 32 one side is equipped with the service brake, it is n type structure to remove hole 24, 1 bilateral symmetry of supporting seat is equipped with the standing groove that matches with support arm 25, auxiliary support piece 33 highly is greater than supporting leg 23's height, the 30 bottoms of lead screw are equipped with the slipmat.
The utility model discloses the theory of operation: when the fan is used, the fan is pushed to a use place, the supporting arm 25 is pulled out, the screw rod 30 is pushed out through the rotary nut 29 to be supported in an auxiliary mode, the motor 15 is started, the first damping sheet 17, the second damping sheet 20 and the third damping sheet 21 weaken the vibration between the motor 15 and the second supporting frame 14, the purpose of damping is achieved, meanwhile, the noise generated by the motor 15 is weakened through the silencing plate 22, the liquid level of gear oil in the gear box 8 is observed through the observation window, and the fan is protected through the protective net 31 and the protective plate 4.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.
Claims (9)
1. The utility model provides a damping industrial fan falls makes an uproar, includes supporting seat (1), its characterized in that, fan casing (2) are installed at supporting seat (1) top, fan casing (2) include guard ring (3) of symmetry each other, be equipped with guard plate (4) between guard ring (3), the inner chamber of guard ring (3) is connected with bracing piece (5), bracing piece (5) and guard ring (3) fixed connection, install installation fixed plate (6) between bracing piece (5), the inner chamber of fan casing (2) is equipped with first support frame (7), and first support frame (7) and rear side installation fixed plate (6) fixed connection, the inner chamber of first support frame (7) is equipped with gear box (8), the inner chamber of gear box (8) is equipped with drive shaft (9), the cover is equipped with first bevel gear (10) on drive shaft (9), the novel gear box is characterized in that a second bevel gear (11) is arranged at the bottom of an inner cavity of the gear box (8), the second bevel gear (11) is meshed with a first bevel gear (10), one end of a driving shaft (9) penetrates through the gear box (8) and is connected with a hub (12), fan blades (13) are mounted on the hub (12), a second supporting frame (14) is arranged at the bottom of the first supporting frame (7), a motor (15) is arranged in the inner cavity of the second supporting frame (14), a rotating shaft of the motor (15) is connected with the second bevel gear (11), a connecting block (16) is arranged at the edge of the motor (15), a first damping sheet (17) is arranged between the connecting block (16) and the second supporting frame (14), an installation groove (18) is arranged at the top of the inner cavity of the second supporting frame (14), a fixing piece (19) is arranged in the inner cavity of the installation groove (18), and a, the fixing piece (19) is connected with the connecting block (16) through a fixing bolt, a third damping sheet (21) is arranged between the motor (15) and the second supporting frame (14), silencing boards (22) are arranged on two sides of the third damping sheet (21), supporting legs (23) are symmetrically arranged on the front side and the rear side of the supporting seat (1), a moving hole (24) is formed in each supporting leg (23), a supporting arm (25) is arranged in each moving hole (24), a supporting shaft (26) is arranged at the bottom of each supporting arm (25), the supporting shaft (26) is arranged in an inner cavity of each supporting leg (23), one side of each supporting shaft (26) is connected with a telescopic spring (27), a limiting sleeve (28) is sleeved on the outer side of each telescopic spring (27), the other ends of the limiting sleeve (28) and the telescopic springs (27) are fixedly connected with the inner wall of each supporting leg (23), and an auxiliary supporting piece (, the inner cavity of the auxiliary supporting piece (33) is provided with a rotating nut (29), the rotating nut (29) is connected with a screw rod (30) through threads, and the bottom end of the screw rod (30) penetrates through the bottom of the auxiliary supporting piece (33).
2. The industrial fan of claim 1, wherein: the protection plate (4) is of an annular structure, the protection plate (4) is fixedly connected with the protection ring (3), and a through hole is formed in the protection plate (4).
3. The industrial fan of claim 1, wherein: the supporting rods (5) are arranged on one side, far away from the protective ring (3), of the supporting rods (5), protective nets (31) are symmetrically arranged between the supporting rods (5), and the protective nets (31) are fixedly connected with the protective ring (3).
4. The industrial fan of claim 1, wherein: the top of the gear box (8) is provided with an oil injection port, one side of the gear box (8) is provided with an observation window, and the rear side of the installation fixing plate (6) is provided with a control switch.
5. The industrial fan of claim 1, wherein: the driving shaft (9) is connected with the first supporting frame (7) through a bearing, and sealing rings are arranged between the driving shaft (9) and a rotating shaft of the motor (15) and the gear box (8).
6. The industrial fan of claim 1, wherein: the mounting groove (18) and the fixing piece (19) are both of a T-shaped structure, and a gap is formed between the top of the inner cavity of the motor (15) and the top of the inner cavity of the second support frame (14).
7. The industrial fan of claim 1, wherein: the bottom of the supporting leg (23) is provided with a walking wheel (32), and one side of the walking wheel (32) is provided with a foot brake.
8. The industrial fan of claim 1, wherein: the movable hole (24) is of an n-shaped structure, and placing grooves matched with the supporting arms (25) are symmetrically formed in the two sides of the supporting seat (1).
9. The industrial fan of claim 1, wherein: the height of the auxiliary supporting piece (33) is larger than that of the supporting leg (23), and the bottom of the screw rod (30) is provided with a non-slip mat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920344610.1U CN209800313U (en) | 2019-03-19 | 2019-03-19 | Noise-reducing and shock-absorbing industrial fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920344610.1U CN209800313U (en) | 2019-03-19 | 2019-03-19 | Noise-reducing and shock-absorbing industrial fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209800313U true CN209800313U (en) | 2019-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920344610.1U Active CN209800313U (en) | 2019-03-19 | 2019-03-19 | Noise-reducing and shock-absorbing industrial fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209800313U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751269A (en) * | 2019-03-19 | 2019-05-14 | 苏州欧比特机械有限公司 | A kind of Industrial fan of noise reduction damping |
-
2019
- 2019-03-19 CN CN201920344610.1U patent/CN209800313U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751269A (en) * | 2019-03-19 | 2019-05-14 | 苏州欧比特机械有限公司 | A kind of Industrial fan of noise reduction damping |
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