CN212838490U

CN212838490U - Roof fan of making an uproar falls in damping

Info

Publication number: CN212838490U
Application number: CN202021640049.0U
Authority: CN
Inventors: 董立忠
Original assignee: Shaoxing Shangyu Lida Air Cooling Complete Equipment Co ltd
Current assignee: Shaoxing Shangyu Lida Air Cooling Complete Equipment Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-03-30
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a roof fan of making an uproar falls in damping, the on-line screen storage device comprises a base, the base is the rectangular base, is equipped with an installation section of thick bamboo on the base, is equipped with the dead lever on the inner wall of an installation section of thick bamboo, is equipped with the motor on the dead lever, is equipped with the fan blade on the output shaft of motor, and the top of an installation section of thick bamboo is equipped with rain-proof cap, and the installation section of thick bamboo is equipped with the safety cover of making an uproar falls outward, and the safety cover of making an uproar falls includes a plurality of pillars, all is equipped with the. The utility model has the advantages that: the vibration reduction device can well reduce vibration and noise, and finally the service life of the roof fan is prolonged; the louver fence is arranged, so that the ventilation effect of the roof fan can be ensured, and the noise reduction effect can be achieved; through being equipped with the buffer beam, utilize the elasticity effect of air spring gasbag, further improve the damping effect.

Description

Roof fan of making an uproar falls in damping

Technical Field

The utility model belongs to roof fan field especially relates to a roof fan of making an uproar falls in damping.

Background

The roof fan is installed on the roof for air exhaust and air exchange, the special use material and structure of the fan are determined due to the particularity of the installation and use environment, the roof fan has multiple specification forms and wide application range, and can meet different requirements of use occasions and air volume, pressure and noise. But roof fan work gets up and can produce a large amount of noises, causes serious sound pollution for the surrounding environment, consequently need carry out noise reduction to roof exhaust equipment, but ordinary noise reduction equipment is sealed design, can influence roof fan's ventilation cooling, and the motor among the general roof fan can be connected on the installation section of thick bamboo moreover, can drive the installation section of thick bamboo during the motor function and vibrate together, both can produce the noise, still can cause the damage to the installation section of thick bamboo, shortens life.

Thus, chinese patent publication No. CN208380984U appears, which discloses: the utility model provides a top layer exhaust equipment's ventilation sound proof cover which characterized in that: at least three corner columns (4) fixed on a top floor are arranged at intervals on the periphery of an exhaust device (2) consisting of a motor (21) and a fan (22), a louver enclosure (3) with a quick-detachable structure is arranged between at least two pairs of adjacent corner columns (4), the louver enclosure (3) is arranged by a plurality of strip-shaped blades (31) at intervals from top to bottom, each blade (31) is suspended in the air through a rotating shaft spanned between the two corner columns (4), and each blade (31) can rotate around the rotating shaft and is fixed at a set position.

Although above-mentioned patent is good, it encloses the cover through being equipped with the tripe, when having reduced roof noise, has still guaranteed the ventilation, but the problem brought by the vibration in the roof fan itself is not solved to above-mentioned patent.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical problem who exists to the aforesaid, provide a roof fan of making an uproar falls in damping.

The purpose of the utility model is realized like this: the utility model provides a roof fan of making an uproar falls in damping, includes the base, the base is the rectangle base, be equipped with an installation section of thick bamboo on the base, be equipped with the dead lever on the inner wall of an installation section of thick bamboo, be equipped with the motor on the dead lever, be equipped with the fan blade on the output shaft of motor, the top of an installation section of thick bamboo is equipped with rain-proof cap, the installation section of thick bamboo is equipped with the safety cover of making an uproar falls outward, the safety cover of making an uproar falls and includes a plurality of pillars, all is equipped with the tripe rail between per two adjacent pillars, the tripe rail comprises.

By adopting the technical scheme, the base is provided with the installation barrel which plays a role of protecting internal parts, the inner wall of the installation barrel is provided with the fixed rod which is provided with the motor and is used for fixing the motor, the output shaft of the motor is provided with the fan blades, the top of the installation barrel is provided with the rain-proof cap which is used for the second layer rain-proof effect and preventing rainwater from entering the interior of the roof fan, the outside of the installation barrel is provided with the noise reduction protective cover which plays a role of reducing noise, the noise reduction protective cover comprises a plurality of supporting columns which play a supporting role, a louver fence is arranged between every two adjacent supporting columns and consists of a plurality of blades which are arranged at intervals from top to bottom, each blade is suspended in the air through a rotating shaft which is bridged between the two supporting columns, each blade can rotate around the rotating shaft and is fixed at a set position, the purposes of adjusting the ventilation quantity or reducing noise and absorbing sound can be achieved. When the noise reduction is needed at night, the included angle between the blades and the horizontal plane can be adjusted to be large, namely, the gap between two adjacent blades is adjusted to be small, so that the noise reduction effect is improved; when the air exhaust effect needs to be increased in daytime, the included angle between the blade and the horizontal plane is adjusted to be small, namely, the gap between two adjacent blades is adjusted to be large, so that the ventilation effect is improved, and the four right-angle positions at the bottom of the base are provided with vibration dampers, so that the vibration can be reduced, and the noise is reduced.

The utility model discloses further set up to: the top of tripe rail is equipped with the flashing board, the bottom of tripe rail is equipped with the rubber pad, be equipped with the access door on the tripe rail.

Through adopting above-mentioned technical scheme, the flashing board can play the rain-proof effect of first layer, prevents inside the rainwater gets into roof fan, and the rubber pad plays the effect of vibration isolation, and the staff of can being convenient for maintains in the setting of access door.

The utility model discloses further set up to: damping device includes backup pad and bottom suspension fagging, the center of bottom suspension fagging is equipped with the guide post, the guide post is equipped with first spring outward, first spring top is equipped with the clamp plate, clamp plate top and last backup pad bottom fixed connection, integrated into one piece has the riser in the bottom suspension fagging, the riser sets up in first spring both sides.

Through adopting above-mentioned technical scheme, it passes through the bolt fastening with the bottom plate to go up the backup pad, it is fixed with the roof that the bottom suspension fagging passes through the bolt, can strengthen joint strength, stability is improved, the guide post plays the guide effect, can prevent first spring skew, the bottom surface and the first spring of clamp plate support, when the backup pad receives decurrent pressure, the clamp plate can produce decurrent power to first spring, first spring can produce opposite power, play the effect of buffering damping, the riser plays the protection, inject the effect of first spring position, still play the effect of backup pad on supporting.

The utility model discloses further set up to: the vertical plate is provided with a cavity, the upper supporting plate is provided with a guide plate, the guide plate slides up and down in the cavity, and a second spring is arranged between the bottom of the cavity and the guide plate.

Through adopting above-mentioned technical scheme, when the backup pad receives the vibration at last, it can rock from top to bottom to go up the backup pad, the deflector can slide from top to bottom in the cavity simultaneously, the cavity can play spacing effect, break away from between backup pad and the bottom suspension fagging on preventing, when the deflector lapse, can produce decurrent pressure to the second spring, the second spring can kick-back after receiving pressure, can be in order to play the effect of buffering, can also protect the deflector, prevent that the deflector from direct and the inside bottom surface of cavity from contacting.

The utility model discloses further set up to: the base bottom is equipped with a plurality of evenly distributed's buffer beam, the buffer beam is including setting up in the support column on roof surface and setting up the air spring gasbag between support column and base.

Through adopting above-mentioned technical scheme, provide the rigidity through utilizing the support column and support to compensate the difference in height between buffer beam and the air spring gasbag, utilize the elasticity effect of air spring gasbag simultaneously, subdue remaining vibration fast, further improve the damping effect of buffer beam.

The utility model has the advantages that:

1. the vibration reduction device can well reduce vibration and noise, and finally the service life of the roof fan is prolonged;

2. the louver fence is arranged, so that the ventilation effect of the roof fan can be ensured, and the noise reduction effect can be achieved;

3. through being equipped with the buffer beam, utilize the elasticity effect of air spring gasbag, further improve the damping effect.

Drawings

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

fig. 2 is an enlarged view of a in fig. 1.

The reference numbers in the figures are: 1. a base; 2. mounting the cylinder; 21. fixing the rod; 22. a motor; 23. a fan blade; 3. rain-proof caps; 4. a noise reduction protective cover; 41. a pillar; 42. a louver fence; 43. a blade; 44. a flashing board; 45. a rubber pad; 46. an access door; 5. a vibration damping device; 51. an upper support plate; 511. a guide plate; 52. a lower support plate; 53. a guide post; 54. a first spring; 55. pressing a plate; 56. a vertical plate; 561. a cavity; 57. a second spring; 6. a buffer rod; 61. a support pillar; 62. an air spring bladder.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution of the embodiment of the present invention is described below with reference to fig. 1 to 2 clearly and completely:

the utility model provides a roof fan of making an uproar falls in damping, which comprises a base 1, base 1 is rectangle base 1, be equipped with an installation section of thick bamboo 2 on the base 1, be equipped with dead lever 21 on the inner wall of an installation section of thick bamboo 2, be equipped with motor 22 on the dead lever 21, be equipped with fan blade 23 on motor 22's the output shaft, the top of an installation section of thick bamboo 2 is equipped with rain-proof cap 3, installation section of thick bamboo 2 is equipped with the safety cover 4 of making an uproar falls outward, the safety cover 4 of making an uproar falls includes a plurality of pillars 41, all be equipped with tripe rail 42 between per two adjacent pillars 41, tripe rail 42 comprises. The base 1 is provided with a mounting barrel 2, the mounting barrel 2 plays a role of protecting internal parts, the inner wall of the mounting barrel 2 is provided with a fixed rod 21, the fixed rod 21 is provided with a motor 22, the fixed rod 21 is used for fixing the motor 22, an output shaft of the motor 22 is provided with fan blades 23, the top of the mounting barrel 2 is provided with a rain-proof cap 3, the rain-proof cap 3 is used for a second layer rain-proof effect to prevent rainwater from entering the interior of the roof fan, the mounting barrel 2 is externally provided with a noise reduction protective cover 4, the noise reduction protective cover 4 plays a role of reducing noise, the noise reduction protective cover 4 comprises a plurality of support columns 41, the support columns 41 play a supporting role, a louver fence 42 is arranged between every two adjacent support columns 41, the louver fence 42 is formed by arranging a plurality of blades 43 at intervals from top to bottom, each blade 43 is suspended in the air through, the purposes of adjusting the ventilation volume or reducing noise and absorbing sound can be achieved by adjusting the included angle between the blades 43 and the horizontal plane. When the noise is needed to be quiet at night, the included angle between the blades 43 and the horizontal plane can be adjusted to be large, namely, the gap between two adjacent blades 43 is adjusted to be small, so that the noise reduction effect is improved; when the air exhaust effect needs to be increased in daytime, the included angle between the blade 43 and the horizontal plane is adjusted to be small, namely, the gap between two adjacent blades is adjusted to be large, so that the ventilation effect is improved, the vibration damping devices 5 are arranged at four right angles at the bottom of the base 1, vibration can be reduced, and noise is reduced.

Preferably, the top of the louver enclosure 42 is provided with a rain-proof plate 44, the bottom of the louver enclosure 42 is provided with a rubber pad 45, and the louver enclosure 42 is provided with an access door 46. The flashing 44 can play the rainproof effect of the first layer, prevents rainwater from entering the roof fan, the rubber pad 45 plays a vibration isolating effect, and the maintenance personnel can maintain conveniently due to the arrangement of the access door 46.

Preferably, the damping device 5 comprises an upper supporting plate 51 and a lower supporting plate 52, a guide post 53 is arranged at the center of the lower supporting plate 52, a first spring 54 is arranged outside the guide post 53, a pressing plate 55 is arranged at the top of the first spring 54, the top of the pressing plate 55 is fixedly connected with the bottom of the upper supporting plate 51, a vertical plate 56 is integrally formed on the lower supporting plate 52, and the vertical plate 56 is arranged on two sides of the first spring 54. Go up backup pad 51 and pass through the bolt fastening with the bottom plate, lower support plate 52 passes through the bolt and is fixed with the roof, can strengthen joint strength, stability is improved, guide post 53 plays the guide effect, can prevent the skew of first spring 54, the bottom surface of clamp plate 55 supports with first spring 54, when last backup pad 51 receives decurrent pressure, clamp plate 55 can produce decurrent power to first spring 54, first spring 54 can produce opposite power, play the effect of buffering damping, riser 56 plays the protection, the effect of first spring 54 position is injectd, still play the effect of backup pad 52 on the support.

Preferably, a cavity 561 is formed on the vertical plate 56, the guide plate 511 is arranged on the upper support plate 51, the guide plate 511 slides up and down in the cavity 561, and a second spring 57 is arranged between the bottom of the cavity 561 and the guide plate 511. When the upper supporting plate 51 receives vibration, the upper supporting plate 51 can rock up and down, meanwhile, the guide plate 511 can slide up and down in the cavity 561, the cavity 561 can play a limiting role, the upper supporting plate 51 and the lower supporting plate 52 are prevented from being separated, when the guide plate 511 slides down, downward pressure can be generated on the second spring 57, the second spring 57 can rebound after receiving the pressure, the buffering effect can be achieved, the guide plate 511 can be further protected, and the guide plate 511 is prevented from being directly contacted with the bottom surface inside the cavity 561.

Optimally, the bottom of the base 1 is provided with a plurality of buffer rods 6 which are uniformly distributed, and each buffer rod 6 comprises a support column 61 arranged on the surface of a roof and an air spring air bag 62 arranged between the support column 61 and the base 1. By using the supporting column 61 to provide rigid support and compensate for the height difference between the buffer rod 6 and the air spring air bag 62, and using the elastic effect of the air spring air bag 62, the remaining vibration can be quickly reduced, and the vibration reduction effect of the buffer rod 6 can be further improved.

The above embodiments are only preferred embodiments of the present invention, not all embodiments, and other embodiments obtained based on the above embodiments by those skilled in the art without any creative work shall fall within the protection scope of the present invention, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a roof fan of making an uproar falls in damping, includes base (1), its characterized in that: base (1) is rectangle base (1), be equipped with installation section of thick bamboo (2) on base (1), be equipped with dead lever (21) on the inner wall of installation section of thick bamboo (2), be equipped with motor (22) on dead lever (21), be equipped with fan blade (23) on the output shaft of motor (22), the top of installation section of thick bamboo (2) is equipped with rain-proof cap (3), installation section of thick bamboo (2) are equipped with the safety cover (4) of making an uproar outward, the safety cover (4) of making an uproar includes a plurality of pillars (41), all is equipped with tripe rail (42) between per two adjacent pillars (41), tripe rail (42) comprise a plurality of blades (43) from top to bottom interval arrangement, four right angles department.

2. A vibration and noise reducing roof fan according to claim 1, wherein: the top of tripe rail (42) is equipped with flashing board (44), the bottom of tripe rail (42) is equipped with rubber pad (45), be equipped with access door (46) on tripe rail (42).

3. A vibration and noise reducing roof fan according to claim 1, wherein: damping device (5) are including last backup pad (51) and bottom suspension fagging (52), the center of bottom suspension fagging (52) is equipped with guide post (53), guide post (53) are equipped with first spring (54) outward, first spring (54) top is equipped with clamp plate (55), clamp plate (55) top and last backup pad (51) bottom fixed connection, integrated into one piece has riser (56) on bottom suspension fagging (52), riser (56) set up in first spring (54) both sides.

4. A vibration and noise reducing roof fan according to claim 3, wherein: a cavity (561) is formed in the vertical plate (56), a guide plate (511) is arranged on the upper supporting plate (51), the guide plate (511) slides up and down in the cavity (561), and a second spring (57) is arranged between the bottom of the cavity (561) and the guide plate (511).

5. A vibration and noise reducing roof fan according to claim 1, wherein: the base (1) bottom is equipped with a plurality of evenly distributed's buffer beam (6), buffer beam (6) are including setting up in support column (61) on roof surface and setting up air spring gasbag (62) between support column (61) and base (1).