CN113565736A - Vibration damping pad for vibration equipment, vibration damping pad group, vibration damping assembly of air conditioner and air conditioner - Google Patents
Vibration damping pad for vibration equipment, vibration damping pad group, vibration damping assembly of air conditioner and air conditioner Download PDFInfo
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- CN113565736A CN113565736A CN202110888337.0A CN202110888337A CN113565736A CN 113565736 A CN113565736 A CN 113565736A CN 202110888337 A CN202110888337 A CN 202110888337A CN 113565736 A CN113565736 A CN 113565736A
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- vibration damping
- vibration
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- pad
- arm
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
- F04B37/12—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0044—Pulsation and noise damping means with vibration damping supports
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/14—Provisions for readily assembling or disassembling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/08—Compressors specially adapted for separate outdoor units
- F24F1/12—Vibration or noise prevention thereof
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention provides a vibration damping pad for vibration equipment, a vibration damping pad group, a vibration damping assembly of an air conditioner and the air conditioner. The vibration damping pad for the vibration equipment comprises a base plate and a vibration damping body; the engagement surface of the damping body extends from the outer periphery of the damping body to the protruding end of the damping body. The damping pad group comprises an upper damping pad and a lower damping pad, the upper damping pad and the lower damping pad are both the damping pads, and a plurality of upper damping bodies of the upper damping pad are meshed with lower damping bodies of the lower damping pad. The vibration reduction assembly of the air conditioner comprises a vibration reduction pad group, and the air conditioner comprises the vibration reduction assembly. When waiting that damping equipment supports on the damping pad, during intermeshing's structure atress between a plurality of damping bodies, no matter all there is great deformation degree in gravity direction or horizontal direction, therefore effectively promotes damping effect, noise reduction.
Description
Technical Field
The invention relates to the technical field of vibration reduction, in particular to a vibration reduction pad for vibration equipment, a vibration reduction pad group, a vibration reduction assembly of an air conditioner and the air conditioner.
Background
In the air conditioner, a compressor is fixed on a base plate, and a bolt column erected on the base plate penetrates through a machine foot of the compressor and is locked by a nut. Since the compressor generates vibration while operating, the vibration is transmitted to the base pan to generate noise. The existing solution is to add a vibration damping pad between the chassis and the compressor, the vibration damping pad includes a backing plate and a vibration damping material adhered on the backing plate, the corners of the backing plate are provided with mounting through holes for matching with the bolt columns, and the compressor is supported on the vibration damping material.
The existing vibration reduction mode has the problems that the plate-shaped vibration reduction material cannot play a good vibration reduction effect in the gravity direction and cannot prevent the transmission of vibration in the horizontal direction, so that the problem of noise cannot be solved.
Disclosure of Invention
A first object of the present invention is to provide a vibration damping pad for a vibration device, which effectively realizes vibration damping in both the gravity direction and the horizontal direction.
A second object of the present invention is to provide a vibration-damping cushion set which effectively achieves vibration damping in both the gravity direction and the horizontal direction.
A third object of the present invention is to provide a vibration damping module of an air conditioner which effectively reduces noise.
A fourth object of the present invention is to provide an air conditioner which effectively reduces noise.
The vibration damping pad for the vibration equipment comprises a base plate and a vibration damping body protruding from the surface of the base plate; the damping body has an engagement surface thereon that extends from an outer periphery of the damping body to a protruding end of the damping body.
According to the scheme, the two vibration devices are arranged along the height direction by the vibration damping pads to form the vibration damping pad group, and the vibration damping body of one vibration damping pad is meshed with the plurality of vibration damping bodies of the other vibration damping pad and is positioned in the meshing concave position formed among the plurality of vibration damping bodies. When waiting that damping equipment supports on the damping pad, during the structure atress of intermeshing between a plurality of damping bodies, no matter all there is great deformation degree in gravity direction or horizontal direction, therefore effectively promotes the damping effect.
The further proposal is that the number of the vibration damping bodies is a plurality, and at least more than three vibration damping bodies are arranged around; and the engagement surfaces of the plurality of vibration damping bodies arranged around the periphery form engagement concave positions.
As can be seen, the engaging recess is configured to receive the damping body of the damping pad for the other vibration device, and the engaging surfaces of the damping bodies of the damping pads for the two vibration devices are engaged with each other in an oblique direction between the gravity direction and the horizontal direction.
In a further proposal, the engaging surface is a surface of revolution.
Therefore, under the arrangement, the meshing surface surrounds the periphery of the vibration damping body, so that the meshing surface on the vibration damping body can be mutually abutted with the meshing surfaces of the plurality of vibration damping bodies on the other vibration damping pad for the vibration equipment surrounding the periphery of the vibration damping body, and the vibration in each horizontal direction can be effectively reduced.
In a further proposal, the engaging surface is a spherical crown surface.
In a further proposal, the damping body is a hemisphere.
It is from top to bottom visible, tangent and butt between the meshing face of the damping body of damping pad about this setting makes, and the deformation degree of the damping body is bigger after receiving the vibration, and the damping effect is more obvious, and does benefit to the shaping of damping pad, reduction in production cost improves production efficiency.
The vibration damping pad for the vibration equipment further comprises a vibration damping arm; the extension initial end of the damping arm is connected with the backing plate, and the extension tail end of the damping arm is provided with a connecting part.
From the above, the vibration damping arm is used to fix the vibration damping pad to the chassis of the air conditioner, and the vibration of the bolt column transmitted to the chassis by the compressor foot can also be transmitted to the backing plate through the vibration damping arm, thereby further weakening the vibration damping in the horizontal direction.
Further, the damping arm is inclined to the pad.
It is from top to bottom seen that this setting does benefit to the damping arm and arouses deformation and reach the damping effect, and does benefit to the fixed damping pad of installation.
The further proposal is that the connecting part is provided with a connecting through hole.
The damping pad group provided by the second object of the invention comprises an upper damping pad and a lower damping pad which are sequentially arranged along the gravity direction; the upper vibration damping pad comprises an upper base plate and an upper vibration damping body which protrudes downwards from the lower surface of the upper base plate, an upper meshing surface is arranged on the upper vibration damping body, and the upper meshing surface extends to the bottom of the upper vibration damping body from the periphery of the upper vibration damping body; the lower vibration damping pad comprises a lower base plate and a lower vibration damping body which protrudes upwards from the upper surface of the lower base plate, the lower vibration damping body is provided with a lower meshing surface, and the lower meshing surface extends to the top of the lower vibration damping body from the periphery of the lower vibration damping body; the number of the upper vibration damping bodies is multiple, at least more than three upper vibration damping bodies are arranged in a surrounding manner, upper meshing concave positions are formed among upper meshing surfaces of the plurality of upper vibration damping bodies arranged in the surrounding manner, the lower vibration damping bodies are positioned in the upper meshing concave positions, and/or the number of the lower vibration damping bodies is multiple, at least more than three lower vibration damping bodies are arranged in a surrounding manner, lower meshing concave positions are formed among lower meshing surfaces of the plurality of lower vibration damping bodies arranged in the surrounding manner, and the upper vibration damping bodies are positioned in the lower meshing concave positions; the upper engaging surface is abutted with the lower engaging surface.
According to the scheme, when the equipment to be damped is supported on the upper surface of the upper damping pad, the upper damping body and the lower damping body are meshed with each other, and the upper meshing surface and the lower meshing surface are abutted with each other, the upper damping body and the lower damping body can deform greatly and interact with each other when receiving vibration in the horizontal direction or vibration in the gravity direction, and therefore the damping effect is effectively improved.
The upper meshing surface is a revolution surface, the upper meshing surface of the upper vibration damping body in the lower meshing concave position is abutted with a plurality of lower meshing surfaces, and/or the lower meshing surface is a revolution surface, and the lower meshing surface of the lower vibration damping body in the upper meshing concave position is abutted with a plurality of upper meshing surfaces.
Therefore, the meshing surface surrounds the periphery of the vibration damping body, so that the meshing surface on the vibration damping body can be mutually abutted with the meshing surfaces of the plurality of vibration damping bodies on the other vibration damping pad surrounding the periphery of the vibration damping body, and the vibration in each horizontal direction can be effectively reduced.
In a further proposal, the upper engaging surface and/or the lower engaging surface is a spherical crown surface.
It is from top to bottom visible, tangent and butt between the meshing face of the damping body of damping pad about this setting makes, and the deformation degree of the damping body is bigger after receiving the vibration, and the damping effect is more obvious, and does benefit to the shaping of damping pad, reduction in production cost improves production efficiency.
The upper vibration damping pad further comprises an upper vibration damping arm, the extending initial end of the upper vibration damping arm is connected with the upper backing plate, and the extending tail end of the upper vibration damping arm is provided with an upper connecting part; and/or the lower vibration damping pad further comprises a lower vibration damping arm, the extending initial end of the lower vibration damping arm is connected with the lower backing plate, and the extending tail end of the lower vibration damping arm is provided with a lower connecting part.
Further, the upper damping arm is inclined to the upper damping pad, and/or the lower damping arm is inclined to the lower damping pad.
The further scheme is that an upper connecting through hole is formed in the upper connecting portion, a lower connecting through hole is formed in the lower connecting portion, and the upper connecting through hole is communicated with the lower connecting through hole.
The vibration reduction assembly of the air conditioner provided by the third object of the invention comprises a chassis and a compressor, and further comprises the vibration reduction cushion set, wherein the vibration reduction cushion set is arranged between the chassis and the compressor, and the compressor is supported by the upper cushion plate.
The upper vibration damping pad further comprises an upper vibration damping arm, the extending initial end of the upper vibration damping arm is connected with the upper backing plate, the extending tail end of the upper vibration damping arm is provided with an upper connecting part, and the upper connecting part is provided with an upper connecting through hole; the lower vibration damping pad also comprises a lower vibration damping arm, the extending initial end of the lower vibration damping arm is connected with the lower backing plate, the extending tail end of the lower vibration damping arm is provided with a lower connecting part, and the lower connecting part is provided with a lower connecting through hole; the vibration damping assembly further comprises a mounting column arranged on the chassis, and the mounting column penetrates through the lower connecting through hole and the upper connecting through hole.
According to the scheme, the upper vibration damping pad and the lower vibration damping pad can be connected with the bolt column of the base plate through the vibration damping arms, the vibration damping arms are used for fixing the vibration damping pads to the base plate of the air conditioner, and the vibration of the bolt column transmitted to the base plate by the compressor foot can be transmitted to the base plate through the vibration damping arms, so that the vibration damping in the horizontal direction is further weakened.
The damping assembly further comprises a damping sleeve, the damping sleeve is sleeved outside the mounting column, and the upper connecting portion and the lower connecting portion are sleeved outside the damping sleeve.
It is thus clear that the setting of damping cover can further avoid the vibration to transmit the chassis through the erection column, further noise reduction.
The compressor comprises a machine leg, wherein the machine leg is provided with a mounting through hole, and the mounting column penetrates through the mounting through hole.
A fourth object of the present invention is to provide an air conditioner including the vibration damping module as described above.
Drawings
Fig. 1 is a sectional view of a vibration damping module for an air conditioner according to a first embodiment of the present invention.
Fig. 2 is a structural view of a first embodiment of the vibration damping cushion group of the present invention.
Fig. 3 is a structural view of a first embodiment of a vibration-damping pad for a vibration device of the present invention.
Fig. 4 is a partial sectional view of a first embodiment of a vibration damping module of an air conditioner according to the present invention.
Fig. 5 is a schematic view of a vibration-damping pad for a vibration device according to a second embodiment of the present invention.
Fig. 6 is a schematic view of a vibration-damping pad for a vibration device according to a third embodiment of the present invention.
Fig. 7 is a schematic view of a damping pad set according to a fourth embodiment of the present invention.
Detailed Description
First embodiment of vibration damping Assembly for air conditioner
Referring to fig. 1, the air conditioner of this embodiment includes a vibration damping assembly, and the vibration damping assembly includes a chassis 1 of the air conditioner, a compressor 2 of the air conditioner, a bolt column 31, a vibration damping sleeve 32, a nut 33, an upper vibration damping pad 4, and a lower vibration damping pad 5, where the compressor 2 is a vibration device of this embodiment, the bolt column 31 is an installation column of this embodiment, the upper vibration damping pad 4 and the lower vibration damping pad 5 are both vibration damping pads for the vibration device of the present invention, and the upper vibration damping pad 4 and the lower vibration damping pad 5 constitute a vibration damping pad set of the present invention.
The nut of the bolt column 31 is fixed in the chassis 1, the bolt column 31 is vertically arranged, the damping sleeve 32 is sleeved outside the bolt column 31, the lower connecting part of the lower damping pad 5, the upper connecting part (shown in figure 4) of the upper damping pad 4 and the machine foot 21 of the compressor 2 are all sleeved outside the damping sleeve 32, the nut 33 is locked at the top of the bolt column 31, and the compressor 2 is supported on the upper surface 410 of the upper damping pad 4.
Referring to fig. 1 to 3, the upper damping pad 4 and the lower damping pad 5 are integrally formed of an elastic material having a damping effect, such as EPDM, natural rubber, styrene butadiene rubber, and ethylene propylene rubber.
The upper vibration damping pad 4 includes an upper pad plate 41, an upper vibration damping body 42, an upper vibration damping arm 43, and an upper connecting portion 44, the outer contour of the upper pad plate 41 of the present embodiment is circular, the upper surface 410 of the upper pad plate 41 is a plane, the plurality of upper vibration damping bodies 42 protrude downward from the lower surface of the upper pad plate 41, and the plurality of upper vibration damping bodies 42 are arranged in a honeycomb array. The three upper damping arms 43 are uniformly arranged on the periphery of the upper damping body 42 array along the circumferential direction of the upper backing plate 41, the extending starting end of each upper damping arm 43 is located at the edge of the upper backing plate 41, the upper damping arms 43 face upwards and extend obliquely to the height direction, in the projection of the gravity direction, from the extending starting end to the extending tail end, the upper damping arms 43 gradually extend out of the periphery of the upper backing plate 41, and the upper connecting portions 44 are located at the extending tail end of the upper damping arms 43. The upper connecting portion 44 has a flat plate shape, and an upper connecting through hole 440 penetrating in the gravity direction is provided in the upper connecting portion 44. Among them, the upper pad plate 41, the upper vibration damping body 42, the upper vibration damping arm 43, the upper connecting portion 44, and the upper connecting through hole 440 correspond to the pad plate, the vibration damping body, the vibration damping arm, the connecting portion, and the connecting through hole of the vibration damping pad for vibration equipment of the present invention, respectively.
The structure of the lower vibration damping pad 5 is similar to that of the upper vibration damping pad 4, the lower vibration damping pad 5 comprises a lower backing plate 51, a lower vibration damping body 52, a lower vibration damping arm 53 and a lower connecting part 54, the outer contour of the lower backing plate 51 of the embodiment is circular, the lower vibration damping bodies 52 protrude upwards from the upper surface of the lower backing plate 51, and the lower vibration damping bodies 52 are arranged in a honeycomb array. The three lower damping arms 53 are uniformly arranged on the periphery of the array of the lower damping bodies 52 along the circumferential direction of the lower backing plate 51, the extending start ends of the lower damping arms 53 are positioned at the edge of the lower backing plate 51, the lower damping arms 53 extend upwards and obliquely to the height direction, in the projection of the gravity direction, from the extending start ends to the extending tail ends, the lower damping arms 53 gradually extend out of the periphery of the lower backing plate 51, and the lower connecting portions 54 are positioned at the extending tail ends of the lower damping arms 53. The lower connecting portion 54 has a flat plate shape, and a lower connecting through hole 540 penetrating in the gravity direction is provided in the lower connecting portion 54. Among them, the lower pad plate 51, the lower vibration damping body 52, the lower vibration damping arm 53, the lower connecting portion 54, and the lower connecting through hole 540 correspond to the pad plate, the vibration damping body, the vibration damping arm, the connecting portion, and the connecting through hole of the vibration damping pad for vibration equipment of the present invention, respectively.
As shown in fig. 3, the lower damper body 52 is a hemisphere, the surface of the lower damper body 52 is a lower mating surface 520, the lower mating surface 520 is a spherical crown surface, and the lower mating surface 520 extends from the outer periphery of the lower damper body 52 to the top of the lower damper body 52. The lower engaging surface 520 is an engaging surface in the vibration damping body of the present invention, and the top of the lower vibration damping body 52 is a convex end portion of the vibration damping body of the present invention.
Referring to fig. 1, the upper damper body 42 is a hemisphere, the surface of the upper damper body 42 is an upper mating surface 420, the upper mating surface 420 is a spherical crown surface, and the upper mating surface 420 extends from the outer periphery of the upper damper body 42 to the bottom of the upper damper body 52. The upper engaging surface 420 is an engaging surface in the vibration damping body of the present invention, and the bottom of the upper vibration damping body 42 is a convex end portion of the vibration damping body of the present invention. The convex end part of the vibration damping body refers to the tail end of the vibration damping body in the direction deviating from the bulge of the base plate.
Referring to fig. 1 and 3, the lower damping pad 5 has three lower damping bodies 52 disposed around it, and lower engagement surfaces 520 of the three lower damping bodies 52 form a lower engagement recess 521 therebetween, which is recessed with respect to the lower damping bodies 52. Similarly, on the upper vibration damping pad 4, three upper vibration damping bodies 42 are arranged around, and an upper engagement recess 421 recessed with respect to the upper vibration damping bodies 42 is formed between the upper engagement surfaces 420 of the three upper vibration damping bodies 42.
Referring to fig. 1 and 2, the upper damping pad 4 and the lower damping pad 5 are sequentially arranged in the direction of gravity, the upper pad plate 41 and the lower pad plate 51 are both horizontally arranged, the lower damping body 52 is located in the upper engaging recess 421, the upper damping body 42 is located in the lower engaging recess 521, the upper engaging surface 420 of each upper damping body 42 abuts against the lower engaging surfaces 520 of the three lower damping bodies 52 surrounding the periphery thereof, and the lower engaging surface 520 of each lower damping body 52 abuts against the upper engaging surfaces 420 of the three upper damping bodies 42 surrounding the periphery thereof.
Referring to fig. 1, 2 and 4, the damping sleeve 32 sleeved outside the bolt column 31 is also made of an elastic material, the damping sleeve 32 includes a supporting section 321, a sleeve section 322 and a baffle ring section 323 which are sequentially connected along the axial direction of the damping sleeve, and the outer diameters of the supporting section 321 and the baffle ring section 323 are both larger than the outer diameter of the sleeve section 322. The lower connecting portion 54, the upper connecting portion 44, and the machine leg 21 of the compressor 2 are all sleeved outside the sleeve section 322, and the sleeve section 322 sequentially passes through the lower connecting through hole 540, the upper connecting through hole 440, and the mounting through hole 210 on the machine leg 21 along the height direction.
With reference to fig. 1 to 4, after the vibration damping assembly is mounted, the compressor 2 is supported on the upper surface 410 of the upper vibration damping pad 4, the vibration damping pad set is compressed under the gravity of the compressor 2, and at this time, a movable gap is formed between the machine leg 21 and the retainer ring section 323 and between the machine leg 21 and the upper connecting portion 44, so that a certain degree of freedom of movement in the height direction is ensured when the compressor 2 vibrates. In order to meet the above design requirements, the dimension design in the height direction of the vibration damping assembly should meet the following conditions:
L1+H3+H2＜H1+H4-ΔH；
H1+H4+H5＜L1+L2。
the above dimensions are all dimensions in the height direction, wherein L1 is the length of the support section 321, L2 is the length of the sleeve section 322, H1 is the height of the vibration damping pad set, H2 is the height of the upper connecting portion 44, H3 is the height of the lower connecting portion 54, H4 is the height from the bottom surface of the compressor 2 to the lower surface of the machine leg 21, H5 is the height of the machine leg 21, and Δ H is the compression amount of the vibration damping pad set after bearing the gravity of the compressor 2.
Referring to fig. 1 and 4, firstly, the upper surface 410 of the upper vibration damping pad 4 is a plane, and the lower surface of the lower vibration damping pad 5 is also a plane, so that the contact area between the compressor 2, the vibration damping pad group and the chassis 1 is effectively increased, and the stress and vibration transmission positions are prevented from being excessively concentrated.
The upper vibration damping bodies 42 of the upper vibration damping pad 4 are tangentially meshed with the lower vibration damping bodies 52 of the lower vibration damping pad 5, the matching angle of the upper vibration damping bodies and the lower vibration damping bodies is between the gravity direction and the horizontal direction, and then the characteristic that the deformation amount of the upper vibration damping bodies 42 and the deformation amount of the lower vibration damping bodies 52 are larger is utilized, when the compressor 2 generates vibration in the gravity direction or the horizontal direction, the upper vibration damping bodies 42 and the lower vibration damping bodies 52 can effectively generate vibration transmission through elastic deformation, so that the shell vibration of the air conditioner is effectively reduced, and the noise is effectively inhibited.
Because last damping pad 4 and lower damping pad 5 all adopt elastic material integrated into one piece, go up damping arm 43 and lower damping arm 53 and all have certain elastic deformation ability, and the extending direction of going up damping arm 43 and lower damping arm 53 all inclines to the horizontal direction, the effect can be transmitted to upper backing plate 41 and lower backing plate 51 through last damping arm 43 and lower damping arm 53 on damping cover 32, thereby it is more even to make three damping cover 32 atress in the compressor 2 operation process, the focus of compressor 2 is more stable, and go up damping arm 43 and lower damping arm 53 can further weaken the vibration of compressor 2 in the horizontal direction, further noise reduction.
The same model sets up the noise comparison test data before and after the damping pad group as follows:
TABLE 1 first model comparison test data
TABLE 2 second model comparison test data
The vibration comparison test data of the whole machine shell before and after the vibration damping pad set is arranged in the same machine type are as follows:
table 3 vibration comparison test data of the whole machine housing
According to the comparison test data in tables 1 to 3, the noise of each air conditioner model provided with the vibration damping pad set is effectively reduced, and the vibration speed of the whole shell of the air conditioner is obviously reduced.
Second embodiment of vibration-damping pad for vibration device
Referring to fig. 5, in the present embodiment, a plurality of damping bodies 62 are arranged in a rectangular array on the pad plate, and engaging recesses 621 are formed between the four damping bodies 62 arranged therearound.
Third embodiment of vibration-damping pad for vibration equipment
Referring to fig. 6, in the present embodiment, the vibration damping body 72 is in the shape of a hexagonal pyramid, the surface of the vibration damping body 72 includes six engaging surfaces 720 uniformly arranged along the circumferential direction, engaging recesses 721 are formed between the three vibration damping bodies 72 arranged around, and two engaging surfaces 720 on each vibration damping body 72 face the engaging recesses 721.
Correspondingly, the outer circumference of the damping body of the other damping pad, which is fitted to the damping pad, should be provided with notches matching the ribs of the damping body 72.
Fourth embodiment of damping pad set
Referring to fig. 7, in the present embodiment, each of the upper vibration damping body 812 and the lower vibration damping body 822 is a quadrangular frustum pyramid, the upper engaging surface 810 extends obliquely from the outer periphery of the upper vibration damping body 812 to the edge of the bottom, the lower engaging surface 820 extends obliquely from the outer periphery of the lower vibration damping body 822 to the edge of the top, and when the upper vibration damping body 812 and the lower vibration damping body 822 are engaged, the upper engaging surface 810 and the lower engaging surface 820 are in surface contact fit.
In other embodiments, the vibration damping body is a circular truncated cone or other revolving bodies.
In other embodiments, only one damping body is arranged on one of the upper damping pad and the lower damping pad, and a plurality of damping bodies arranged around the other damping body are arranged on the other damping pad to form a single engaging concave position if the damping requirements are met.
In addition, the vibration damping pad and the vibration damping pad set for the vibration equipment can also be applied to other electrical appliances or equipment except an air conditioner.
Finally, it should be emphasized that the above-described preferred embodiments of the present invention are merely examples of implementations, rather than limitations, and that many variations and modifications of the invention are possible to those skilled in the art, without departing from the spirit and scope of the invention.
Claims (19)
1. The vibration damping pad for the vibration equipment comprises a base plate;
the method is characterized in that:
the vibration damping pad for the vibration equipment further comprises a vibration damping body protruding from the surface of the base plate;
the damping body has an engagement surface thereon that extends from an outer periphery of the damping body to a protruding end of the damping body.
2. The vibration-damping pad for a vibration device according to claim 1, wherein:
the vibration damping body is multiple in number, and at least more than three vibration damping bodies are arranged in a surrounding mode;
and an engagement concave position is formed between the engagement surfaces of the plurality of the vibration damping bodies arranged around the periphery.
3. The vibration damping pad for a vibration device according to claim 1 or 2, wherein:
the meshing surface is a revolution surface.
4. The vibration-damping pad for a vibration device according to claim 3, wherein:
the meshing surface is a spherical crown surface.
5. The vibration-damping pad for a vibration device according to claim 4, wherein:
the vibration reduction body is a hemisphere.
6. The vibration damping pad for a vibration device according to claim 1 or 2, wherein:
the vibration damping pad for the vibration equipment further comprises a vibration damping arm;
the extending initial end of the vibration reduction arm is connected with the backing plate, and the extending tail end of the vibration reduction arm is provided with a connecting part.
7. The vibration-damping pad for a vibration device according to claim 6, wherein:
the damping arm is inclined to the pad.
8. The vibration-damping pad for a vibration device according to claim 6, wherein:
the connecting part is provided with a connecting through hole.
9. Damping pad group, its characterized in that:
comprises an upper vibration damping pad and a lower vibration damping pad which are arranged in sequence along the gravity direction;
the upper vibration damping pad comprises an upper base plate and an upper vibration damping body which protrudes downwards from the lower surface of the upper base plate, the upper vibration damping body is provided with an upper meshing surface, and the upper meshing surface extends from the periphery of the upper vibration damping body to the bottom of the upper vibration damping body;
the lower vibration damping pad comprises a lower base plate and a lower vibration damping body which protrudes upwards from the upper surface of the lower base plate, the lower vibration damping body is provided with a lower meshing surface, and the lower meshing surface extends from the periphery of the lower vibration damping body to the top of the lower vibration damping body;
the number of the upper vibration damping bodies is multiple, at least more than three upper vibration damping bodies are arranged in a surrounding manner, upper meshing concave positions are formed among the upper meshing surfaces of the upper vibration damping bodies arranged in the surrounding manner, the lower vibration damping bodies are located in the upper meshing concave positions, and/or the number of the lower vibration damping bodies is multiple, at least more than three lower vibration damping bodies are arranged in a surrounding manner, lower meshing concave positions are formed among the lower meshing surfaces of the lower vibration damping bodies arranged in the surrounding manner, and the upper vibration damping bodies are located in the lower meshing concave positions;
the upper meshing surface is abutted with the lower meshing surface.
10. The vibration dampening shoe set of claim 9 wherein:
the upper engaging surface is a revolution surface, the upper engaging surface of the upper vibration damping body in the lower engaging concave position abuts against the plurality of lower engaging surfaces,
and/or the presence of a gas in the gas,
the lower meshing surface is a revolution surface, and the lower meshing surface of the lower vibration damping body in the upper meshing concave position is abutted to the upper meshing surfaces.
11. The vibration dampening shoe set of claim 10 wherein:
the upper engaging surface and/or the lower engaging surface is a spherical crown surface.
12. The vibration dampening shoe set of any of claims 9 through 11 wherein:
the upper vibration damping pad further comprises an upper vibration damping arm, the extending initial end of the upper vibration damping arm is connected with the upper backing plate, and the extending tail end of the upper vibration damping arm is provided with an upper connecting part;
and/or the presence of a gas in the gas,
the lower vibration damping pad further comprises a lower vibration damping arm, the extending starting end of the lower vibration damping arm is connected with the lower backing plate, and the extending tail end of the lower vibration damping arm is provided with a lower connecting portion.
13. The vibration dampening shoe set of claim 12 wherein:
the upper damping arm is inclined to the upper damping pad and/or the lower damping arm is inclined to the lower damping pad.
14. The vibration dampening shoe set of claim 12 wherein:
the upper connecting portion is provided with an upper connecting through hole, the lower connecting portion is provided with a lower connecting through hole, and the upper connecting through hole is communicated with the lower connecting through hole.
15. Vibration reduction assembly of air conditioner, including chassis and compressor, its characterized in that:
the vibration damping assembly further comprises a vibration damping pad set as claimed in any one of claims 9 to 11 disposed between the chassis and the compressor, the upper pad plate supporting the compressor.
16. A vibration damping module of an air conditioner according to claim 15, wherein:
the upper vibration damping pad further comprises an upper vibration damping arm, the extending starting end of the upper vibration damping arm is connected with the upper backing plate, the extending tail end of the upper vibration damping arm is provided with an upper connecting part, and an upper connecting through hole is formed in the upper connecting part;
the lower vibration damping pad further comprises a lower vibration damping arm, the extending starting end of the lower vibration damping arm is connected with the lower backing plate, the extending tail end of the lower vibration damping arm is provided with a lower connecting part, and a lower connecting through hole is formed in the lower connecting part;
the vibration damping assembly further comprises a mounting column arranged on the chassis, and the mounting column penetrates through the lower connecting through hole and the upper connecting through hole.
17. A vibration damping module of an air conditioner according to claim 16, wherein:
the vibration reduction assembly further comprises a vibration reduction sleeve, the vibration reduction sleeve is sleeved outside the mounting column, and the upper connecting portion and the lower connecting portion are sleeved outside the vibration reduction sleeve.
18. A vibration damping module of an air conditioner according to claim 16, wherein:
the compressor comprises a machine leg, wherein the machine leg is provided with a mounting through hole, and the mounting column penetrates through the mounting through hole.
19. An air conditioner including a vibration damping assembly as claimed in any one of claims 15 to 18.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110888337.0A CN113565736B (en) | 2021-08-03 | 2021-08-03 | Vibration damping pad for vibration equipment, vibration damping pad group, vibration damping assembly of air conditioner and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110888337.0A CN113565736B (en) | 2021-08-03 | 2021-08-03 | Vibration damping pad for vibration equipment, vibration damping pad group, vibration damping assembly of air conditioner and air conditioner |
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| Publication Number | Publication Date |
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| CN113565736A true CN113565736A (en) | 2021-10-29 |
| CN113565736B CN113565736B (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110888337.0A Active CN113565736B (en) | 2021-08-03 | 2021-08-03 | Vibration damping pad for vibration equipment, vibration damping pad group, vibration damping assembly of air conditioner and air conditioner |
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| CN213763595U (en) * | 2020-08-14 | 2021-07-23 | 扬州市金品机械有限公司 | Stamping device that stability is high |
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2021
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| US5306121A (en) * | 1993-04-23 | 1994-04-26 | Carrier Corporation | Compressor tiered mounting arrangement |
| KR20010001309U (en) * | 1999-06-28 | 2001-01-15 | 윤종용 | A vibration reducing structure of foot mount for compressor |
| KR20100078900A (en) * | 2008-12-30 | 2010-07-08 | 위니아만도 주식회사 | Combination structure of compressor |
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| CN213763595U (en) * | 2020-08-14 | 2021-07-23 | 扬州市金品机械有限公司 | Stamping device that stability is high |
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| Publication number | Publication date |
|---|---|
| CN113565736B (en) | 2023-03-28 |
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