CN214617228U

CN214617228U - Noise-damping and sound-insulating fan box

Info

Publication number: CN214617228U
Application number: CN202120670558.6U
Authority: CN
Inventors: 王奇; 赵玉; 奚光明
Original assignee: Whitney Environmental Technology Co ltd
Current assignee: Whitney Environmental Technology Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-11-05
Anticipated expiration: 2031-04-01

Abstract

The utility model discloses a can eliminate noise syllable-dividing fan case, including quick-witted case dustcoat, install in the erection support of quick-witted case dustcoat surface, set up in quick-witted case dustcoat inside motor and fixed connection in the wind wheel of motor output shaft one end, the inside slip of quick-witted case dustcoat is provided with the support, the inner wall both sides of quick-witted case dustcoat are provided with the holding tank, the both sides of support with be provided with first spring between the holding tank inner chamber, the fixed frame of surface fixed connection of motor. The utility model discloses a with motor fixed connection on fixed frame, when the motor drives fixed frame and produces vibrations, the second spring can weaken the vibrations of the vertical direction that quick-witted case dustcoat received, and the vibrations of the horizontal direction that quick-witted case dustcoat received can be weakened to first spring simultaneously to the motor during operation has effectively been avoided wholly causing great vibration noise to quick-witted case dustcoat and influence people's normal life on every side.

Description

Noise-damping and sound-insulating fan box

Technical Field

The utility model relates to a fan box specifically is a noise elimination sound proof fan box.

Background

A fan box is a device used for fire protection, smoke evacuation or ventilation inside buildings.

Because the wind wheel inside the fan box is driven by the motor, the output shaft of the motor in the fan box can generate large vibration when rotating at high speed, and a shock absorption measure is lacked between the motor and the fan outer cover, so that the whole machine case outer cover is subjected to large vibration to generate noise, and the normal life of people around is influenced.

SUMMERY OF THE UTILITY MODEL

Based on the weak point among the prior art that mentions among the above-mentioned background art, for this reason the utility model provides a but noise elimination sound insulation fan case.

The utility model discloses an adopt following technical scheme to overcome above technical problem, specifically do:

a fan box capable of eliminating noise and insulating sound comprises a machine box outer cover, an installation support arranged on the outer surface of the machine box outer cover, a motor arranged in the machine box outer cover and a wind wheel fixedly connected to one end of an output shaft of the motor, wherein a support is arranged in the machine box outer cover in a sliding mode, accommodating grooves are formed in two sides of the inner wall of the machine box outer cover, first springs are arranged between two sides of the support and the inner cavity of the accommodating grooves, a fixed frame is fixedly connected to the outer surface of the motor, wing plates slidably arranged on the support are fixed to two sides of the fixed frame, and second springs are arranged between the bottom end and the top end of each wing plate and the support;

the device comprises a case cover, a bracket, a wing plate and a fixing frame, wherein a first guide device for the bracket to horizontally slide is arranged between the case cover and the bracket, and a second guide device for the fixing frame to vertically slide is arranged between the wing plate and the bracket.

As a further aspect of the present invention: the first guiding device comprises a sliding rail fixed inside the case housing and a sliding block arranged on the sliding rail in a sliding manner and fixedly connected with the bottom end of the support.

As a further aspect of the present invention: the bottom of the sliding rail is fixedly provided with a rubber pad, and the rubber pad is fixedly connected with the inner wall of the sliding rail.

As a further aspect of the present invention: the second guiding device comprises a sliding rod fixed on the bracket and a sliding sleeve which is arranged on the surface of the sliding rod in a sliding manner and is fixedly connected with the wing plate;

wherein, the second spring is sleeved on the slide rod.

As a further aspect of the present invention: a box door is arranged on one side of the case outer cover, and a handle is fixed on the box door.

As a further aspect of the present invention: the top of the case outer cover is fixed with a plurality of groups of hooks, and the hooks are provided with lock catches.

After the structure more than adopting, the utility model discloses compare in prior art, possess following advantage: through with motor fixed connection on fixed frame, when the motor drove fixed frame and produces vibrations, the second spring can weaken the vibrations of the vertical direction that quick-witted case dustcoat received, and the vibrations of the horizontal direction that quick-witted case dustcoat received can be weakened to first spring simultaneously to the normal life of people around the whole great vibration noise that causes of quick-witted case dustcoat when effectively having avoided the motor during operation influences.

Drawings

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

Fig. 2 is an enlarged view of the position a of the present invention.

Fig. 3 is a schematic structural view of the middle support of the present invention.

In the figure: 1. a chassis housing; 2. mounting a support; 3. a motor; 4. a wind wheel; 5. a support; 6. accommodating grooves; 7. a first spring; 8. a fixing frame; 9. a wing plate; 10. a second spring; 11. a slide rail; 12. a slider; 13. a rubber pad; 14. a slide rod; 15. a sliding sleeve; 16. a box door; 17. a handle; 18. hooking; 19. locking; 20. and (5) sound absorption cotton.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In addition, an element of the present invention may be said to be "secured to" or "disposed on" another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1 to 3, in an embodiment of the present invention, a noise-damping and sound-insulating fan box includes a chassis housing 1, a mounting support 2 mounted on an outer surface of the chassis housing 1, a motor 3 disposed inside the chassis housing 1, and a wind wheel 4 fixedly connected to one end of an output shaft of the motor 3, wherein a support 5 is slidably disposed inside the chassis housing 1, accommodating grooves 6 are disposed on two sides of an inner wall of the chassis housing 1, a first spring 7 is disposed between two sides of the support 5 and an inner cavity of the accommodating groove 6, a fixed frame 8 is fixedly connected to an outer surface of the motor 3, wing plates 9 slidably disposed on the support 5 are fixed on two sides of the fixed frame 8, and second springs 10 are disposed between bottom ends and top ends of the wing plates 9 and the support 5;

a first guide device for the bracket 5 to slide horizontally is arranged between the case cover 1 and the bracket 5, and a second guide device for the fixed frame 8 to slide vertically is arranged between the wing plate 9 and the bracket 5;

the wind wheel 4 is driven to rotate by an output shaft of the motor 3, the motor 3 can generate vibration while rotating at high speed, the fixed frame 8 can vibrate under the driving of the motor 3, when the fixed frame 8 is subjected to the vibration action in the vertical direction of the motor 3, the fixed frame 8 can keep vertical vibration and can not deflect under the limiting action of the second guiding device, the second spring 10 at the top end or the bottom end of the wing plate 9 can be compressed under the pushing action of the wing plate 9 and can generate reverse elastic force to the wing plate 9, so that the vibration in the vertical direction of the whole case outer cover 1 generated by the motor 3 is weakened, when the motor 3 drives the fixed frame 8 to vibrate in the horizontal direction, the support 5 can keep horizontal vibration and can not deflect under the limiting action of the first guiding device, at the moment, the first spring 7 on one side of the support 5 can be compressed under the pushing action of the support 5 and can generate the elastic action in the reverse direction to the support 5, thereby the vibrations of the motor 3 to the whole horizontal direction that produces of quick-witted case dustcoat 1 have been offset, through weakening the vibrations of the vertical direction that brings to quick-witted case dustcoat 1 and horizontal direction when the high-speed rotation of motor 3 output shaft to eliminated quick-witted case dustcoat 1 because vibrations are too big right and the noise that produces on every side, inhale the sound cotton 20 simultaneously and can carry out inside isolation with the noise that motor 3 vibrations produced and prevent that the noise exposes to the outside of quick-witted case dustcoat 1.

In an embodiment of the present invention, the first guiding device includes a sliding rail 11 fixed inside the chassis housing 1, and a sliding block 12 slidably disposed on the sliding rail 11 and fixedly connected to the bottom end of the bracket 5;

when motor 3 drove the horizontal vibrations of fixed frame 8, support 5 can carry out horizontal vibrations under the drive of fixed frame 8, and slider 12 can slide on the surface of slide rail 11 under the drive effect of support 5, and support 5 can keep horizontal vibrations can not squint under the limiting action of slide rail 11 and slider 12 this moment.

In another embodiment of the present invention, a rubber pad 13 is fixed at the bottom end of the slide rail 11, and the rubber pad 13 is fixedly connected with the inner wall of the slide rail 11;

since the rubber pad 13 is made of a soft material, noise generated when the slider 12 slides on the surface of the slide rail 11 can be prevented from being directly transmitted to the outside of the cabinet housing 1 through the inner wall of the cabinet housing 1.

In another embodiment of the present invention, the second guiding device comprises a slide rod 14 fixed on the support 5, and a sliding sleeve 15 slidably disposed on the surface of the slide rod 14 and fixedly connected to the wing plate 9;

wherein, the second spring 10 is sleeved on the slide rod 14;

when the fixed frame 8 is subjected to vertical vibration, the wing plate 9 is driven by the fixed frame 8 to move vertically, the sliding sleeve 15 is driven by the wing plate 9 to slide on the surface of the sliding rod 14, and at this time, the fixed frame 8 keeps vertical vibration without deviation under the limiting action of the sliding rod 14 and the sliding sleeve 15.

In another embodiment of the present invention, a box door 16 is disposed on one side of the housing 1, and a handle 17 is fixed on the box door 16;

the opening of the box door 16 can facilitate people to overhaul or replace the motor 3 or the wind wheel 4 and the like in the case housing 1.

In another embodiment of the present invention, a plurality of sets of hooks 18 are fixed on the top end of the chassis housing 1, and a lock 19 is disposed on the hooks 18;

the whole weight of the case housing 1 is large, and the hook 18 can be convenient for people to hoist and mount the case housing 1 integrally.

The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. However, all changes which come within the scope of the independent claims of the invention are to be embraced therein.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims

1. A noise-damping and sound-insulating fan box comprises a case outer cover (1), a mounting support (2) fixed at the bottom end of the case outer cover (1), a motor (3) arranged inside the case outer cover (1), and a wind wheel (4) fixedly connected to one end of an output shaft of the motor (3), and is characterized in that a support (5) is arranged inside the case outer cover (1) in a sliding manner, accommodating grooves (6) are formed in two sides of the inner wall of the case outer cover (1), a first spring (7) is arranged between two sides of the support (5) and the inner cavity of the accommodating groove (6), a fixed frame (8) is fixedly connected to the outer surface of the motor (3), wing plates (9) slidably arranged on the support (5) are fixed to two sides of the fixed frame (8), and second springs (10) are arranged between the bottom end and the top end of each wing plate (9) and the support (5), the inner wall of the case outer cover (1) is also provided with sound absorption cotton (20);

the case comprises a case outer cover (1) and a support (5), wherein a first guide device for horizontally sliding the support (5) is arranged between the case outer cover (1) and the support (5), and a second guide device for vertically sliding a fixing frame (8) is arranged between a wing plate (9) and the support (5).

2. A noise-damping and sound-insulating fan box according to claim 1, characterized in that the first guide means comprises a slide rail (11) fixed inside the housing (1) and a slide block (12) slidably arranged on the slide rail (11) and fixedly connected to the bottom end of the bracket (5).

3. A fan box with noise elimination and sound insulation as claimed in claim 2, characterized in that a rubber pad (13) is fixed at the bottom end of the slide rail (11), and the rubber pad (13) is fixedly connected with the inner wall of the slide rail (11).

4. A noise-damping and sound-insulating fan box as claimed in claim 1, characterized in that said second guide means comprise a slide rod (14) fixed to said bracket (5), and a sliding sleeve (15) slidably arranged on the surface of said slide rod (14) and fixedly connected to said wing (9);

wherein the second spring (10) is sleeved on the slide rod (14).

5. A noise-damping and sound-insulating fan box as claimed in claim 1, characterized in that a box door (16) is arranged on one side of the housing (1), and a handle (17) is fixed on the box door (16).

6. A fan box with noise elimination and sound insulation according to claim 1, characterized in that a plurality of groups of hooks (18) are fixed on the top end of the chassis housing (1), and a lock catch (19) is arranged on the hooks (18).