CN214949754U

CN214949754U - Noise reduction device for air conditioner fan

Info

Publication number: CN214949754U
Application number: CN202120993235.0U
Authority: CN
Inventors: 王书涛
Original assignee: Dezhou Xinshuo Air Conditioning Equipment Co ltd
Current assignee: Dezhou Xinshuo Air Conditioning Equipment Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-11-30
Anticipated expiration: 2031-05-11

Abstract

The utility model discloses an air conditioner fan noise reduction device, the utility model discloses a channel-section steel, the inner wall top threaded connection of channel-section steel has the construction bolt, the connecting piece fixedly connected with spring shock attenuation gallows through setting up is passed through to the bottom of channel-section steel, the bottom fixedly connected with wire rope of spring shock attenuation gallows, wire rope's bottom fixedly connected with mounting panel, the rectangle slide opening has been seted up to the inside of mounting panel, the mounting panel passes through the inside damper fixedly connected with connecting plate that sets up of rectangle slide opening. Through the regulation of stop gear at the spout, realize placing the spacing behind the fan case to the fan body, damping spring that damper and spring shock attenuation gallows set up all has the shock attenuation effect to the operation of fan body, reduces because the noise that the shake produced, and the noise of fan body operation passes through the setting of fan incasement portion special construction, and hollow acoustic celotex board promptly, the use of inhaling the sound cotton, sound absorption wedge cooperation abatvoix reaches the efficiency that sound insulation was inhaled, realizes noise reduction.

Description

Noise reduction device for air conditioner fan

Technical Field

The utility model relates to an air conditioning equipment technical field, concretely relates to device of making an uproar falls in air conditioner fan.

Background

Noise is a type of sound which causes dysphoria or harms human health due to too strong volume, and from the viewpoint of environmental protection: all the sounds that hinder people from normally having a rest, studying and working and the sounds that interfere with the sounds to be listened by people belong to noises, and along with the development of economy and the promotion of people on the requirements of life quality, noise pollution is more and more difficult to be tolerated by people. However, many devices generate noise, particularly in the environment surrounding the devices, which is a significant nuisance.

In daily life, when the air conditioner operates, the air conditioner fan can generate large wind noise. The user experience is influenced, if the user works and lives in a noise environment for a long time, physical and psychological health of people can be harmed, the traditional air conditioner fan has overlarge noise, no effective eliminating means exists, and the vast users are always puzzled.

Therefore, it is necessary to provide a noise reduction device for an air conditioner fan to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air conditioner fan falls device of making an uproar to solve the current problem that proposes in the above-mentioned background art.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a noise reduction device of an air conditioner fan comprises a channel steel, wherein the top of the inner wall of the channel steel is in threaded connection with a mounting bolt, the bottom of the channel steel is fixedly connected with a spring damping hanger through a connecting piece, the bottom of the spring damping hanger is fixedly connected with a steel wire rope, the bottom of the steel wire rope is fixedly connected with a mounting plate, a rectangular sliding hole is arranged inside the mounting plate, the mounting plate is fixedly connected with a connecting plate through a damping mechanism arranged in the rectangular sliding hole, the top of the connecting plate is fixedly connected with a fan box, the side wall of the fan box is rotationally connected with a box door through a hinge, a plurality of triangular holes are arranged inside the box door, the outer wall of the box door is fixedly provided with a lock catch, the fan box is internally provided with a fan body, a sliding groove is formed in the bottom of the inner wall of the fan box, and a limiting mechanism is arranged on the inner wall of the sliding groove.

Further, the fan box includes the shell, the inner wall of shell is provided with the acoustic celotex board, the cavity has been seted up to the inside of acoustic celotex board, the inner wall fixedly connected with sound absorption wedge of acoustic celotex board, the inside packing of sound absorption wedge has the sound of inhaling cotton.

Further, damper includes the slide bar, the both ends of slide bar and the lateral wall fixed connection of rectangle slide opening, the outer wall sliding connection of slide bar has first slider and second slider, the inside of first slider and second slider all rotates respectively through the pivot that sets up and is connected with first regulation pole and second regulation pole, the one end that first slider was kept away from to first regulation pole is rotated through the pivot that sets up and is connected with the fixing base, the inside of fixing base is rotated through the pivot that sets up and is connected with the second regulation pole, be provided with first supporting spring between first slider lateral wall and the rectangle slide opening lateral wall, be provided with second supporting spring between second slider and the rectangle slide opening lateral wall, the top and the connecting plate fixed connection of fixing base.

Further, stop gear includes the stopper, the outer wall and the spout sliding connection of stopper, the adjustment tank has been seted up at the top of stopper, the inner wall of adjustment tank is connected with the support column through the spliced pole rotation that sets up.

Further, the inner wall fixedly connected with of fan case has a plurality of acoustical panels, and is a plurality of the acoustical panel angle is different.

Furthermore, the length of the supporting column is matched with the movable length of the limiting block in the sliding groove.

Further, the spring shock absorption hanger comprises a hanger body, a cylindrical cavity is formed in the hanger body, a sliding column penetrates through the top of the hanger body and is connected with the top of the hanger body in a sliding mode, the top of the sliding column is fixedly connected with a connecting piece, a round block is fixedly connected to the bottom of the sliding column, and a shock absorption spring is arranged outside the sliding column and between the top of the round block and the top of the cylindrical cavity.

The utility model has the advantages as follows:

the utility model discloses a stop gear realizes placing the spacing behind the fan case to the fan body in the regulation of spout, and damping spring that damper and spring shock attenuation gallows set up all has the shock attenuation effect to the operation of fan body, reduces because the noise that the shake produced, and the noise of fan body operation passes through the setting of fan incasement portion special construction, and hollow acoustic celotex board promptly, the use of inhaling the sound cotton, sound absorption wedge cooperation abatvoix reaches the efficiency that sound insulation was inhaled, realizes the noise reduction effect.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a schematic view of the perspective structure of the present invention;

FIG. 2 is a schematic view of the bottom perspective structure of the present invention;

FIG. 3 is a schematic view of the sectional structure of the limiting mechanism in the front view direction;

FIG. 4 is a schematic view of the right-view direction section structure of the limiting mechanism of the present invention;

FIG. 5 is a schematic view of the sectional structure of the damping mechanism in the front view direction;

FIG. 6 is an enlarged schematic view of the structure of the present invention 3-A;

fig. 7 is a schematic view of the internal section structure of the spring damping hanger of the present invention.

Reference numerals: 1. channel steel; 2. a connecting member; 3. installing a bolt; 4. a spring shock-absorbing hanger; 401. a hanger body; 402. a damping spring; 403. a cylindrical cavity; 404. a round block; 405. a traveler; 5. a rectangular slide hole; 6. a damping mechanism; 601. a slide bar; 602. a first slider; 603. a first support spring; 604. a second slider; 605. a second support spring; 606. a rotating shaft; 607. a first adjusting lever; 608. a fixed seat; 609. a second adjusting lever; 7. a fan box; 701. a housing; 702. a sound insulating board; 703. a cavity; 704. sound-absorbing cotton; 705. a sound-absorbing wedge; 8. a fan body; 9. a sound conducting plate; 10. a limiting mechanism; 1001. a limiting block; 1002. connecting columns; 1003. a support pillar; 1004. an adjustment groove; 11. a chute; 12. locking; 13. a box door; 14. a triangular hole; 15. mounting a plate; 16. a connecting plate; 17. a steel cord.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-6, including channel-section steel 1, there is mounting bolt 3 at the inner wall top threaded connection of channel-section steel 1, connecting piece 2 fixedly connected with spring damping gallows 4 is passed through to the bottom of channel-section steel 1, bottom fixedly connected with wire rope 17 of spring damping gallows 4, bottom fixedly connected with mounting panel 15 of wire rope 17, rectangle slide opening 5 has been seted up to the inside of mounting

panel

15, 6 fixedly connected with connecting plate 16 of damper 6 that mounting panel 15 passed through the inside setting of rectangle slide opening 5, the top fixedly connected with fan case 7 of connecting plate 16, the lateral wall of fan case 7 is connected with chamber door 13 through the hinge rotation that sets up, a plurality of triangular holes 14 have been seted up to the inside of chamber door 13, the outer wall fixed mounting of chamber door 13 has hasp 12, the inside of fan case 7 is provided with fan body 8, spout 11 has been seted up to the inner wall bottom of fan case 7, the inner wall of spout 11 is provided with stop gear 10.

Specifically, the inner wall fixedly connected with of fan case 7 has a plurality of sound conduction boards 9, and a plurality of sound conduction boards 9 angle are different.

Spring shock attenuation gallows 4 includes gallows body 401, and cylindrical cavity 403 has been seted up to gallows body 401's inside, and gallows body 401's top is run through and sliding connection has traveller 405, and traveller 405's top and connecting piece 2 fixed connection, traveller 405's bottom fixedly connected with circle piece 404, and the outside of traveller 405 just is located and is provided with damping spring 402 between the top of circle piece 404 and the top of cylindrical cavity 403.

In the embodiment, the channel steel 1 is fixed on the ceiling through the mounting bolt 3, the spring damping hanger 4 is connected through the connecting piece 2, the mounting plate 15 with the fan box 7 is fixed on the spring damping hanger 4 through the steel wire rope 17, the box door 13 is opened by unfastening the lock catch 12, the limiting mechanism 10 is slid to two sides of the sliding groove 11 by hand, the fan body 8 is placed in the fan box 7, the position of the limiting mechanism 10 in the sliding groove 11 is adjusted, the fan body 8 is limited, the installation is convenient, the installation is simple and efficient, the damping springs 402 arranged in the damping mechanism 6 and the spring damping hanger 4 have a damping effect on the operation of the fan body 8, the noise generated by shaking is reduced, the noise generated by the operation of the fan body 8 is matched with the sound guide plate 9 through the arrangement of a special structure in the fan box 7, and the sound insulation effect is achieved, and realizing the noise reduction effect.

Specifically, fan box 7 includes shell 701, and the inner wall of shell 701 is provided with acoustic celotex board 702, and cavity 703 has been seted up to acoustic celotex board 702's inside, and acoustic wedge 705 is connected with to acoustic celotex board 702's inner wall fixedly, and acoustic wool 704 is filled to acoustic wedge 705's inside.

In this embodiment, the sound that sends when fan body 8 moves, reach the effect that reduces the decibel after absorbing through inhaling sound cotton 704, cooperation wedge 705's use of sound absorption, wedge 705 comprises basal portion and split portion, the basal portion is the unchangeable part of bottom cross-section, split portion is the cross-section and begins crescent part from the tip, because wedge 705's split portion cross-section is crescent from beginning, make it match with air characteristic impedance comparison, thereby reach incident sound wave almost totally absorbed effect nothing reflection, and wedge 705 outside has set up the acoustic celotex board 702 that has cavity 703, there is fine syllable-dividing effect, thereby reach the function of initiatively making an uproar, shell 701 is stainless steel material, effectively protect inner structure, the life of improvement fan case 7.

Specifically, the damping mechanism 6 includes a sliding rod 601, two ends of the sliding rod 601 are fixedly connected to the side walls of the rectangular sliding hole 5, the outer wall of the sliding rod 601 is slidably connected to a first sliding block 602 and a second sliding block 604, the inside of the first sliding block 602 and the inside of the second sliding block 604 are respectively rotatably connected to a first adjusting rod 607 and a second adjusting rod 609 through a rotating shaft 606, one end of the first adjusting rod 607 far away from the first sliding block 602 is rotatably connected to a fixed seat 608 through the rotating shaft 606, the inside of the fixed seat 608 is rotatably connected to the second adjusting rod 609 through the rotating shaft 606, a first supporting spring 603 is arranged between the side wall of the first sliding block 602 and the side wall of the rectangular sliding hole 5, a second supporting spring 605 is arranged between the second sliding block 604 and the side wall of the rectangular sliding hole 5, and the top of the fixed seat 608 is fixedly connected to the connecting plate 16.

In this embodiment, when the blower body 8 operates to drive the connecting plate 16 to shake, the connecting plate 16 is stressed and then transferred to the fixing seat 608, and then transferred to the first adjusting rod 607 and the second adjusting rod 609, the rotation of the two ends of the first adjusting rod 607 and the second adjusting rod 609 through the rotating shaft 606 changes in angle, the first adjusting rod 607 and the second adjusting rod 609 are stressed to drive the first slider 602 and the second slider 604 to slide on the sliding rod 601, and the first slider 602 and the second slider 604 slide on the sliding rod 601 in a reciprocating manner with a small amplitude under the buffering action of the first supporting spring 603 and the second supporting spring 605, so as to achieve the damping effect.

Specifically, stop gear 10 includes stopper 1001, and stopper 1001's outer wall and 11 sliding connection of spout have seted up adjustment tank 1004 at the top of stopper 1001, and the inner wall of adjustment tank 1004 rotates through the spliced pole 1002 that sets up and is connected with support column 1003.

Specifically, the length of the supporting column 1003 is matched with the movable length of the limiting block 1001 in the sliding groove 11.

In this embodiment, before placing fan body 8, need with the hand slip will move stopper 1001 and outwards slide in spout 11, after having placed fan body 8, again with stopper 1001 inwards slide, then rotate support column 1003 for the one end that stopper 1001 was kept away from to support column 1003 supports the inner wall at spout 11, realizes fixedly, reaches the spacing 8 spacing effect of fan body, prevents to lead to the installation to lean out because of ceiling or 17 length differences of wire rope and makes fan body 8 outwards slide.

Claims

1. The air conditioner fan noise reduction device comprises channel steel (1) and is characterized in that a mounting bolt (3) is in threaded connection with the top of the inner wall of the channel steel (1), a spring damping hanger (4) is fixedly connected with the bottom of the channel steel (1) through a connecting piece (2) arranged on the channel steel, a steel wire rope (17) is fixedly connected with the bottom of the spring damping hanger (4), a mounting plate (15) is fixedly connected with the bottom of the steel wire rope (17), a rectangular slide hole (5) is formed in the mounting plate (15), a connecting plate (16) is fixedly connected with the mounting plate (15) through a damping mechanism (6) arranged in the rectangular slide hole (5), a fan box (7) is fixedly connected with the top of the connecting plate (16), the side wall of the fan box (7) is rotatably connected with a box door (13) through a hinge arranged on the side wall of the fan box (7), and a plurality of triangular holes (14) are formed in the box door (13), the fan box is characterized in that a lock catch (12) is fixedly mounted on the outer wall of the box door (13), a fan body (8) is arranged inside the fan box (7), a sliding groove (11) is formed in the bottom of the inner wall of the fan box (7), and a limiting mechanism (10) is arranged on the inner wall of the sliding groove (11).

2. The noise reduction device of the air conditioner fan as claimed in claim 1, wherein the fan box (7) comprises a housing (701), a sound insulation board (702) is arranged on the inner wall of the housing (701), a cavity (703) is formed inside the sound insulation board (702), a sound absorption wedge (705) is fixedly connected to the inner wall of the sound insulation board (702), and sound absorption cotton (704) is filled inside the sound absorption wedge (705).

3. The noise reduction device of the air conditioner fan as claimed in claim 1, wherein the damping mechanism (6) comprises a sliding rod (601), two ends of the sliding rod (601) are fixedly connected with the side wall of the rectangular sliding hole (5), the outer wall of the sliding rod (601) is slidably connected with a first sliding block (602) and a second sliding block (604), the interiors of the first sliding block (602) and the second sliding block (604) are respectively and rotatably connected with a first adjusting rod (607) and a second adjusting rod (609) through a set rotating shaft (606), one end of the first adjusting rod (607) far away from the first sliding block (602) is rotatably connected with a fixed seat (608) through a set rotating shaft (606), the interior of the fixed seat (608) is rotatably connected with the second adjusting rod (609) through a set rotating shaft (606), a first supporting spring (603) is arranged between the side wall of the first sliding block (602) and the side wall of the rectangular sliding hole (5), a second supporting spring (605) is arranged between the second sliding block (604) and the side wall of the rectangular sliding hole (5), and the top of the fixed seat (608) is fixedly connected with the connecting plate (16).

4. The noise reduction device for the air conditioner fan as claimed in claim 1, wherein the limiting mechanism (10) comprises a limiting block (1001), the outer wall of the limiting block (1001) is slidably connected with the sliding groove (11), an adjusting groove (1004) is formed in the top of the limiting block (1001), and a supporting column (1003) is rotatably connected to the inner wall of the adjusting groove (1004) through a connecting column (1002).

5. The noise reduction device of the air conditioner fan is characterized in that a plurality of sound guide plates (9) are fixedly connected to the inner wall of the fan box (7), and the angles of the sound guide plates (9) are different.

6. The noise reduction device of the air conditioner fan as claimed in claim 4, wherein the length of the supporting column (1003) is matched with the length of the limiting block (1001) which can move in the sliding groove (11).

7. The fan noise reduction device of the air conditioner as claimed in claim 1, wherein the spring shock absorption hanger (4) comprises a hanger body (401), a cylindrical cavity (403) is formed in the hanger body (401), a sliding column (405) penetrates through and is slidably connected to the top of the hanger body (401), the top of the sliding column (405) is fixedly connected with the connecting piece (2), a round block (404) is fixedly connected to the bottom of the sliding column (405), and a shock absorption spring (402) is arranged outside the sliding column (405) and between the top of the round block (404) and the top of the cylindrical cavity (403).