CN219103306U

CN219103306U - Noise reduction structure of air conditioning unit

Info

Publication number: CN219103306U
Application number: CN202223375263.XU
Authority: CN
Inventors: 吕炼; 赵鑫
Original assignee: Jiangsu Hongdi Air Conditioning Equipment Made Co ltd
Current assignee: Jiangsu Hongdi Air Conditioning Equipment Made Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-30
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a noise reduction structure of an air conditioning unit, which comprises a noise reduction box and a top plate arranged at the top of the noise reduction box, wherein an air conditioning unit body is fixedly arranged in the noise reduction box, the bottom of the noise reduction box is connected with a bottom plate, two groups of loop bars are symmetrically arranged at the top of the bottom plate, sliding bars are connected in the loop bars, the top of the sliding bars is connected with the bottom of the noise reduction box, a first spring is sleeved outside the loop bars, one end of the first spring is connected with the bottom of the noise reduction box, the other end of the first spring is connected with the top of the bottom plate, vibration force generated during the operation of the air conditioning unit is transmitted to the sliding bars through the noise reduction box, the sliding bars slide in the loop bars, the first spring is compressed, meanwhile, the vibration force is transmitted to a movable plate slides in a fixing seat, the second spring stretches, the rebound force of the first spring and the second spring counteract each other, so that the vibration amplitude generated by the air conditioning unit is effectively reduced, noise generated due to vibration is reduced, and noise pollution of the air conditioning unit to the outside is lightened.

Description

Noise reduction structure of air conditioning unit

Technical Field

The utility model relates to the field of air conditioners, in particular to a noise reduction structure of an air conditioning unit.

Background

The air conditioning noise is noise generated when the air conditioning system works, and comprises noise generated by a fan and escaping into a room, and regenerated noise at the tail end of an air duct, and the noise generated by the fan is modulated noise generated by impacting surrounding air when blades rotate and random noise caused by vortex.

The air conditioning unit can vibrate because the power operation of motor etc. and the rotation of fan when the during operation, and vibrations can produce a large amount of noise, cause environmental pollution, and current air conditioning unit mostly falls the noise through at shell parcel sound absorbing material, can only reduce partial noise, can't reduce the noise that vibrations produced, and the noise reduction effect is not ideal, therefore proposes an air conditioning unit's structure of making an uproar falls.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a noise reduction structure of an air conditioning unit, which has the technical effects of vibration reduction and noise reduction.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a structure of making an uproar falls in air conditioning unit, includes the case of making an uproar and installs the roof at the case top of making an uproar falls, the inside fixed air conditioning unit body of having placed of case of making an uproar that falls, the case bottom connection of making an uproar has the bottom plate, and bottom plate top symmetry is provided with two sets of loop bars, and sliding connection has the slide bar in the loop bar, and the slide bar top is connected with the case bottom of making an uproar falls, and the loop bar outside has cup jointed first spring, and first spring one end is connected with the case bottom of making an uproar falls, and the other end is connected with the bottom plate top.

As a preferable technical scheme of the utility model, a movable plate is arranged at the center of the bottom of the noise reduction box, the movable plate is a T-shaped plate, a fixed seat is arranged at the top of the bottom plate, a sliding groove for the movable plate to slide is arranged in the fixed seat, and a second spring is connected between two sides of the top of the inner cavity of the fixed seat and the movable plate.

As a preferable technical scheme of the utility model, a threaded rod is connected with the center of the top plate in a threaded manner, the bottom of the threaded rod extends into the noise reduction box, a turntable is connected with the top of the threaded rod, two groups of positioning rods are inserted into the top plate and symmetrically arranged on two sides of the threaded rod, the positioning rods penetrate through the top plate and extend into the noise reduction box, and a pressing plate is connected with the bottom of the positioning rods.

As a preferable technical scheme of the utility model, the upper end of the positioning rod penetrates through the top plate to extend to the outside of the noise reduction box, the outer side of the positioning rod is sleeved with a third spring, and the top of the positioning rod is provided with a limiting block for limiting the third spring.

As a preferable technical scheme of the utility model, the top of the pressing plate is mutually abutted with the bottom of the threaded rod, the bottom of the pressing plate is provided with a rubber pad, and the rubber pad is mutually abutted with the top of the air conditioning unit body.

As a preferable technical scheme of the utility model, sound-absorbing cotton is arranged on four sides of the inner cavity wall of the noise reduction box, and sound-absorbing cotton is arranged at the bottom of the top plate.

As a preferable technical scheme of the utility model, the top plate is fixedly connected to the top of the noise reduction box through bolts.

Compared with the prior art, the utility model has the following beneficial effects:

1. the vibration force generated during the operation of the air conditioning unit is transmitted to the sliding rod through the noise reduction box, the sliding rod slides in the sleeve rod, the noise reduction box compresses the first spring, meanwhile, the vibration force is transmitted to the movable plate through the noise reduction box, the movable plate slides in the fixed seat, the second spring is stretched by the movable plate, the resilience force of the first spring and the resilience force of the second spring are mutually counteracted, the vibration force of the air conditioning unit is buffered, the vibration amplitude generated by the air conditioning unit is effectively reduced, noise generated by vibration is further reduced, and noise pollution of the air conditioning unit to the outside is reduced.

2. When the air conditioning unit is installed, the air conditioning unit body is placed into the noise reduction box, the top plate is fixedly connected with the noise reduction box through the bolts, the rotating turntable drives the threaded rod to rotate, the threaded rod rotates to apply pressure to the pressing plate, the pressing plate moves downwards, the third spring extrudes and deforms, the rubber pad at the bottom of the pressing plate is in close contact with the top of the air conditioning unit body, the rotating threaded rod is stopped, the air conditioning unit body is fixed, the positioning rod enables the pressing plate to move more stably, when the air conditioning unit body is detached, the threaded rod moves upwards, the third spring rebounds to drive the pressing plate to move upwards, noise generated by the operation of the air conditioning unit is absorbed by sound absorbing cotton arranged at the inner cavity of the noise reduction box and the bottom of the top plate, noise pollution is effectively reduced, the air conditioning unit is fixedly clamped by the air conditioning unit, the noise is more stable in the noise reduction box, and meanwhile the air conditioning unit is convenient to detach and install, and the air conditioning unit is convenient to maintain.

Drawings

FIG. 1 is a schematic diagram of the complete structure of the present utility model;

FIG. 2 is a cross-sectional block diagram of a portion of the assembly of the present utility model;

FIG. 3 is an enlarged block diagram of the present utility model at A of FIG. 2;

fig. 4 is a cross-sectional structural view of a portion of the assembly of the present utility model.

Wherein: 1. a noise reduction box; 2. a top plate; 3. an air conditioning unit body; 4. a bottom plate; 5. a loop bar; 6. a slide bar; 7. a first spring; 8. a movable plate; 9. a fixing seat; 10. a second spring; 11. a threaded rod; 12. a turntable; 13. a positioning rod; 14. a pressing plate; 15. a third spring; 16. sound absorbing cotton; 17. and (5) a bolt.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples:

as shown in fig. 1-4, a noise reduction structure of an air conditioning unit comprises a noise reduction box 1 and a top plate 2 arranged at the top of the noise reduction box 1, wherein an air conditioning unit body 3 is fixedly arranged in the noise reduction box 1, the bottom of the noise reduction box 1 is connected with a bottom plate 4, two groups of loop bars 5 are symmetrically arranged at the top of the bottom plate 4, sliding rods 6 are connected in the loop bars 5 in a sliding manner, the tops of the sliding rods 6 are connected with the bottom of the noise reduction box 1, a first spring 7 is sleeved on the outer side of the loop bars 5, one end of the first spring 7 is connected with the bottom of the noise reduction box 1, the other end of the first spring is connected with the top of the bottom plate 4, a movable plate 8 is arranged at the center of the bottom of the noise reduction box 1, the movable plate 8 is a T-shaped plate, a fixed seat 9 is arranged at the top of the bottom plate 4, sliding grooves for the movable plate 8 to slide are formed in the fixed seat 9, and second springs 10 are connected between two sides of the top of an inner cavity of the fixed seat 9 and the movable plate 8.

The during operation of air conditioning unit can produce the vibration power, the vibration power passes through the case of making an uproar 1 and transmits for slide bar 6, slide bar 6 is in the inside slip of loop bar 5, make an uproar 1 compresses first spring 7, make an uproar 1 also can transmit the vibration power to fly leaf 8 simultaneously, fly leaf 8 slides in fixing base 9 inside, second spring 10 is stretched by fly leaf 8, the resilience force of first spring 7 and the resilience force of second spring 10 offset each other, the vibration power of buffering power air conditioning unit, the vibration amplitude that air conditioning unit produced has effectively been reduced under the resilience force of first spring 7 and second spring 10, and then noise because the vibrations produce has been reduced, air conditioning unit has alleviateed the noise pollution of air conditioning unit to the external world.

In other embodiments, threaded rod 11 is connected to the center of roof 2, threaded rod 11 bottom extends to the inside of case 1 of making an uproar falls, threaded rod 11 top extends to the case 1 external connection that makes an uproar has carousel 12 that makes an uproar falls, roof 2 has pegged graft two sets of locating lever 13, the symmetry is arranged in threaded rod 11 both sides and is put, locating lever 13 passes roof 2 and extends to the inside of case 1 of making an uproar falls, locating lever 13 bottom is connected with clamp plate 14, locating lever 13 upper end passes roof 2 and extends to the outside of making an uproar case 1, the outside has cup jointed third spring 15, locating lever 13 top is provided with the stopper that is spacing to third spring 15, clamp plate 14 top and threaded rod 11 bottom butt each other, clamp plate 14 bottom is provided with the rubber pad, the rubber pad is provided with the mutual butt of air conditioning unit body 3 top, the case 1 inner chamber wall four sides of making an uproar all is provided with inhales sound cotton 16 that makes an uproar, roof 2 bottom is provided with inhales sound cotton 16, roof 2 passes through bolt 17 fixed connection at the case 1 top of making an uproar.

During installation, put into the noise reduction case 1 with air conditioning unit body 3 from noise reduction case 1 open-top portion, pass through bolt 17 with roof 2 and noise reduction case 1 fixed connection, rotating turntable 12, and then drive threaded rod 11 rotation, threaded rod 11 rotation is exerted pressure downwards to clamp plate 14, drive clamp plate 14 and move down, third spring 15 extrusion deformation, until the rubber pad of clamp plate 14 bottom and the inseparable butt in air conditioning unit body 3 top, stop rotatory threaded rod 11, air conditioning unit body 3 fixed mounting is inside noise reduction case 1, locating lever 13 makes the more stable that clamp plate 14 removed, during the dismantlement, threaded rod 11 moves up, third spring 15 resilience drives clamp plate 14 and moves up, noise that noise reduction case 1 inner chamber and roof 2 bottom set up inhale the operation of air conditioning unit and produce, effectively reduce noise pollution, the device is fixed the centre gripping to air conditioning unit, make air conditioning unit more stable in noise reduction case 1 inside, effectively reduce noise, the dismantlement installation of being convenient for simultaneously, air conditioning unit maintains.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a structure of making an uproar falls in air conditioning unit, includes case (1) and roof (2) of installing at case (1) top of making an uproar falls, its characterized in that: the air conditioning unit body (3) has been placed to inside fixed of case of making an uproar (1), case of making an uproar (1) bottom is connected with bottom plate (4), bottom plate (4) top symmetry is provided with two sets of loop bars (5), sliding connection has slide bar (6) in loop bars (5), slide bar (6) top is connected with case of making an uproar (1) bottom, first spring (7) have been cup jointed in the loop bar (5) outside, first spring (7) one end is connected with case of making an uproar (1) bottom, the other end is connected with bottom plate (4) top.

2. The noise reduction structure of an air conditioning unit according to claim 1, wherein: the noise reduction box is characterized in that a movable plate (8) is arranged at the center of the bottom of the noise reduction box (1), the movable plate (8) is a T-shaped plate, a fixed seat (9) is arranged at the top of the bottom plate (4), sliding grooves for the movable plate (8) to slide are formed in the fixed seat (9), and a second spring (10) is connected between two sides of the top of an inner cavity of the fixed seat (9) and the movable plate (8).

3. The noise reduction structure of an air conditioning unit according to claim 1, wherein: the screw thread connection in roof (2) center department has threaded rod (11), and threaded rod (11) bottom extends to the inside of case (1) of making an uproar falls, and threaded rod (11) top extends to case (1) external connection of making an uproar has carousel (12) of making an uproar, and roof (2) peg graft has two sets of locating lever (13), and threaded rod (11) both sides forehead are arranged in to the symmetry, and locating lever (13) pass roof (2) and extend to the inside of case (1) of making an uproar falls, and locating lever (13) bottom is connected with clamp plate (14).

4. A noise reducing structure of an air conditioning unit according to claim 3, wherein: the upper end of the positioning rod (13) penetrates through the top plate (2) to extend to the outside of the noise reduction box (1), a third spring (15) is sleeved on the outer side of the positioning rod, and a limiting block for limiting the third spring (15) is arranged at the top of the positioning rod (13).

5. A noise reducing structure of an air conditioning unit according to claim 3, wherein: the top of the pressing plate (14) is mutually abutted with the bottom of the threaded rod (11), a rubber pad is arranged at the bottom of the pressing plate (14), and the rubber pad is mutually abutted with the top of the air conditioning unit body (3).

6. The noise reduction structure of an air conditioning unit according to claim 1, wherein: the noise reduction box is characterized in that sound absorbing cotton (16) is arranged on four sides of the inner cavity wall of the noise reduction box (1), and the sound absorbing cotton (16) is arranged at the bottom of the top plate (2).

7. The noise reduction structure of an air conditioning unit according to claim 1, wherein: the top plate (2) is fixedly connected to the top of the noise reduction box (1) through bolts (17).