CN216199293U - Vibration-damping noise-reducing component, fan and range hood - Google Patents
Vibration-damping noise-reducing component, fan and range hood Download PDFInfo
- Publication number
- CN216199293U CN216199293U CN202122444310.0U CN202122444310U CN216199293U CN 216199293 U CN216199293 U CN 216199293U CN 202122444310 U CN202122444310 U CN 202122444310U CN 216199293 U CN216199293 U CN 216199293U
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- vibration
- noise reduction
- fixing
- hole
- sound insulation
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- 238000013016 damping Methods 0.000 title claims description 40
- 238000009413 insulation Methods 0.000 claims abstract description 35
- 238000010521 absorption reaction Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 13
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 10
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of fan structures, in particular to a vibration and noise reduction component, which comprises a vibration and noise reduction body provided with a first fixing hole and a fixing groove; a sound insulation cushion pad is arranged on one side surface of the vibration and noise reduction body, a limiting bulge is arranged on the other side surface of the vibration and noise reduction body, the sound insulation cushion pad and the limiting bulge are all of annular structures, a limiting through hole is formed in the center of the vibration and noise reduction body, the diameter of an inner ring of the sound insulation cushion pad is not smaller than that of the limiting through hole, the diameter of the inner ring of the limiting bulge is equal to that of the limiting through hole, the limiting bulge is composed of a sound insulation plate and a sound absorption plate, a buffer gap is formed between the sound insulation plate and the sound absorption plate, and a plurality of sound absorption holes are formed in the sound absorption plate; also provides a fan and a range hood containing the vibration and noise reduction component. The vibration reduction and noise reduction component has the advantages that the damage of the vibration of the motor to the fixing base is avoided, the vibration reduction and noise reduction effect is enhanced, the service life of the vibration reduction and noise reduction component can be prolonged, and the practicability is high.
Description
Technical Field
The utility model relates to the technical field of fan structures, in particular to a vibration and noise reduction component, a fan and a range hood.
Background
The fan is a machine which increases the gas pressure and discharges gas by means of input mechanical energy, is a driven fluid machine, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and ventilation and air induction of boilers and industrial furnaces and kilns; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grain, wind tunnel wind source and air cushion boat inflating and propelling. However, the existing fan has some disadvantages, and the main disadvantages are that the noise is large, and the vibration is large due to large power consumption when the fan is used. Therefore, the vibration reduction and the noise reduction of the fan also become important indexes for evaluating the quality of the fan.
In the prior art, the 'silencer for the fan' with the patent number of CN211501095U optimizes a vibration and noise reduction structure of the fan by arranging a vibration damper and a noise reduction device, but the structure is complex, the operation is complicated, and the investment cost and the operation cost of equipment are increased; the patent number is CN208475417U "part of making an uproar falls in the damping, fan and lampblack absorber" fall the direct contact between fuselage and the spiral case that the part of making an uproar has prevented the motor through setting up the damping, the vibrational force all need to fall the transmission of making an uproar device of making an uproar through the damping, therefore, this part of making an uproar falls in the damping can carry out the damping to the vibrational force of the all directions that the motor produced and handle, the damping is effectual, however, its noise reduction is not showing, the pollution of noise not only is unfavorable for staff's physical and mental health, and influence staff's work efficiency to a certain extent, and the part of making an uproar directly contacts with the motor in the damping, long-time operation and contact cause the damage to the part of making an uproar falls in the damping easily, its life receives certain restriction.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a vibration and noise reduction component which is simple in structure, good in vibration and noise reduction effect and long in service life. In order to realize the purpose of the utility model, the following technical scheme is adopted:
a vibration damping and noise reducing component comprises a vibration damping and noise reducing body, wherein a plurality of first fixing holes and a plurality of fixing grooves are formed in the vibration damping and noise reducing body; a sound insulation cushion pad is arranged on one side face of the vibration and noise reduction body, a limiting bulge is arranged on one side face, far away from the sound insulation cushion pad, of the vibration and noise reduction body, the sound insulation cushion pad and the limiting bulge are all of annular structures, a limiting through hole is formed in the center of the vibration and noise reduction body, the diameter of an inner ring of the sound insulation cushion pad is not smaller than that of the limiting through hole, and the first fixing hole and the fixing groove are formed in the vibration and noise reduction body outside the sound insulation cushion pad; the diameter of the inner ring of the limiting bulge is equal to that of the limiting through hole, the limiting bulge is composed of a sound-absorbing plate and a plurality of sound-absorbing holes which are uniformly distributed on the sound-absorbing plate, and a buffer gap is formed between the sound-absorbing plate and the sound-absorbing plate.
Preferably, at least 3 first fixing holes are formed in the damping and noise reducing body, and the first fixing holes are circumferentially and uniformly arranged on the damping and noise reducing body; the fixed slot is equipped with 3 at least, just the fixed slot is that the circumference evenly sets up on the body of making an uproar falls in the damping.
Preferably, the first fixing hole and the fixing groove are spaced apart from each other.
Preferably, the inner wall of the sound absorption hole is provided with a sound absorption coil, and the sound absorption coil is made of a silencing cotton plate.
Preferably, the buffer gap is filled with a buffer material.
Preferably, the buffer material is one of sponge or rubber.
In order to achieve the purpose, the utility model also provides a fan which comprises the vibration and noise reduction component.
Preferably, the fixing frame is provided with a fixing seat, the fixing seat is of an annular structure, a mounting hole is formed in the center of the fixing seat, the fixing seat is provided with a second fixing hole, the second fixing hole is matched with the first fixing hole and used for inserting a screw to fix the fixing seat, and a buffer groove is formed in the periphery of the fixing seat; the motor is matched with the limiting through hole and the mounting hole, the periphery of the motor is provided with a fixing ring, one side, close to the vibration and noise reduction body, of the fixing ring is provided with a connecting piece, and the connecting piece is matched with the fixing groove.
Preferably, the connecting piece comprises a connecting rod and an elastic limiting part arranged at the tail end of the connecting rod, the elastic limiting part is one of a conical shape or a triangular shape, the length of the connecting rod is not more than the thickness of the sound insulation cushion pad, and the diameter of the elastic limiting part is more than that of the fixing groove.
In order to achieve the purpose, the utility model also provides a range hood which comprises the fan.
Compared with the prior art, the utility model has the beneficial effects that: the vibration-damping noise-reducing body is arranged, and the sound-insulating buffer pads and the limiting bulges are respectively arranged on the two sides of the vibration-damping noise-reducing body, so that the contact between the motor and the fixed frame is prevented, namely, the damage of the vibration of the motor during working to the fixed seat is avoided; the limiting bulge consists of a sound insulation plate and a sound absorption plate, has a certain noise reduction effect, and is provided with a plurality of sound absorption holes, so that the sound absorption and noise reduction effects are further enhanced; the sound-proof cushion who sets up plays certain cushioning effect, prevents that motor during operation level from causing the damage to the body of making an uproar falls in the damping to the cushioning clearance intussuseption of acoustic celotex board and abatvoix packs buffer material, prevents that the radial effort of motor during operation from causing the damage to the body of making an uproar falls in the damping, not only has good damping effect, can also prolong the life of this part of making an uproar falls in the damping, and the practicality is strong.
Drawings
FIG. 1 is a schematic view of the overall structure of a vibration and noise reduction member of the present invention;
FIG. 2 is a schematic view of the overall structure of the bottom view of a vibration/noise reduction feature of the present invention;
FIG. 3 is a schematic view of an overall structure of a fan according to the present invention after being disassembled;
FIG. 4 is a schematic view showing the overall structure of the connecting member of the present invention;
in the figure, 1-vibration and noise reduction body, 2-limiting through hole, 3-limiting bulge, 301-sound insulation board, 302-sound insulation board, 303-buffer gap, 4-sound insulation hole, 5-sound insulation coil, 6-first fixing hole, 7-fixing groove, 8-sound insulation buffer pad, 9-fixing frame, 10-fixing seat, 11-mounting hole, 12-second fixing hole, 13-buffer groove, 14-motor, 15-fixing ring, 16-connecting piece, 1601-connecting rod and 1602-elastic limiting piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Detailed description of the preferred embodiment 1
Fig. 1 is a schematic view of the overall structure of a vibration and noise reduction component of the present invention, and with reference to fig. 2 and fig. 4, it can be seen that the vibration and noise reduction component of the present invention comprises a vibration and noise reduction body 1, wherein 8 first fixing holes 6 and 4 fixing grooves 7 are circumferentially and uniformly distributed on the vibration and noise reduction body 1; a side face of the vibration and noise reduction body 1 is provided with a sound insulation cushion pad 8, and a side face, far away from the sound insulation cushion pad 8, of the vibration and noise reduction body 1 is provided with a limiting protrusion 3. In the utility model, the vibration and noise reduction body 1, the sound insulation cushion 8 and the limiting bulge 3 are all of annular structures, wherein the limiting through hole 2 is formed in the center of the vibration and noise reduction body 1, the diameter of the inner ring of the sound insulation cushion 8 is equal to that of the limiting through hole 2, and the first fixing hole 6 and the fixing groove 7 are arranged on the vibration and noise reduction body 1 outside the sound insulation cushion 8; the diameter of 3 inner rings of spacing arch equals with the diameter of spacing through-hole 2, and this spacing arch 3 comprises acoustic celotex board 301 and abatvoix 302, is equipped with a plurality of evenly distributed's sound absorbing hole 4 on abatvoix 302, and is equipped with on the 4 inner walls of sound absorbing hole and inhales voice coil 5, and the material that should inhale the voice coil is the amortization cotton board, forms buffer gap 303 between acoustic celotex board 301 and the abatvoix 302, and the buffer gap 303 intussuseption is filled with the buffer material of sponge material.
Specific example 2
The utility model relates to a vibration-damping noise-reducing component (not shown in the figure), which comprises a vibration-damping noise-reducing body 1, wherein 4 first fixing holes 6 which are uniformly distributed in the circumferential direction and 4 fixing grooves 7 which are uniformly distributed in the circumferential direction are arranged on the vibration-damping noise-reducing body 1, and the first fixing holes 6 and the fixing grooves 7 are arranged at intervals; a side face of the vibration and noise reduction body 1 is provided with a sound insulation cushion pad 8, and a side face, far away from the sound insulation cushion pad 8, of the vibration and noise reduction body 1 is provided with a limiting protrusion 3. In the utility model, the vibration and noise reduction body 1, the sound insulation cushion 8 and the limiting protrusions 3 are all of annular structures, wherein the limiting through hole 2 is formed in the center of the vibration and noise reduction body 1, the diameter of the inner ring of the sound insulation cushion 8 is larger than that of the limiting through hole 2, and the first fixing hole 6 and the fixing groove 7 are arranged on the vibration and noise reduction body 1 outside the sound insulation cushion 8; the diameter of 3 inner rings of spacing arch equals with the diameter of spacing through-hole 2, and this spacing arch 3 comprises acoustic celotex board 301 and abatvoix 302, is equipped with a plurality of evenly distributed's sound absorbing hole 4 on abatvoix 302, and is equipped with on the 4 inner walls of sound absorbing hole and inhales voice coil 5, and the material that should inhale the voice coil is the amortization cotton board, forms buffer gap 303 between acoustic celotex board 301 and the abatvoix 302, and the buffer gap 303 intussuseption is filled with the buffer material of rubber material.
Specific example 3
Fig. 3 is a schematic view of an overall structure of a fan according to the present invention after being disassembled, and it can be seen that the fan according to the present invention includes the above vibration damping and noise reducing component, and further includes a fixing frame 9 and a motor 14: the fixing frame 9 is provided with a fixing seat 10 with an annular structure, a mounting hole 11 is formed in the center of the fixing seat 10, a second fixing hole 12 matched with the first fixing hole 6 is formed in the fixing seat 10 and used for inserting a screw to fix the vibration and noise reduction body 1 and the fixing frame 9, and a buffer groove 13 is formed in the periphery of the fixing seat 10 and provides a certain buffer space; motor 14 and spacing through-hole 2 and mounting hole 11 phase-match to fix the motor in spacing through-hole 2 and mounting hole 11, and the periphery of motor 14 is equipped with solid fixed ring 15, gu fixed ring 15 goes up one side that is close to the body 1 of making an uproar falls in the damping be equipped with fixed slot 7 assorted connecting piece 16, insert connecting piece 16 in fixed slot 7, in order to realize motor 14 and the damping fall the fixed of the body 1 of making an uproar. In this embodiment, the connecting member 16 is composed of a connecting rod 1601 and an elastic limiting member 1602 arranged at the end of the connecting rod 1601 and having a conical structure, and the length of the connecting rod 1601 is equal to the thickness of the sound-insulating buffer 8, so as to fully exert the buffering effect of the sound-insulating buffer 8, and the diameter of the elastic limiting member 1602 is greater than that of the fixing groove 7, thereby preventing the elastic limiting member 1602 from falling off from the fixing groove 7 after being clamped, and enhancing the connection stability.
Specific example 4
The fan (not shown in the figure) comprises the vibration and noise reduction component, a fixed frame 9 and a motor 14: the fixing frame 9 is provided with a fixing seat 10 with an annular structure, a mounting hole 11 is formed in the center of the fixing seat 10, a second fixing hole 12 matched with the first fixing hole 6 is formed in the fixing seat 10 and used for inserting a screw to fix the vibration and noise reduction body 1 and the fixing frame 9, and a buffer groove 13 is formed in the periphery of the fixing seat 10 and provides a certain buffer space; motor 14 and spacing through-hole 2 and mounting hole 11 phase-match to fix the motor in spacing through-hole 2 and mounting hole 11, and the periphery of motor 14 is equipped with solid fixed ring 15, gu fixed ring 15 goes up one side that is close to the body 1 of making an uproar falls in the damping be equipped with fixed slot 7 assorted connecting piece 16, insert connecting piece 16 in fixed slot 7, in order to realize motor 14 and the damping fall the fixed of the body 1 of making an uproar. In this embodiment, the connecting member 16 is composed of a connecting rod 1601 and an elastic limiting member 1602 arranged at the end of the connecting rod 1601 and having a triangular structure, and the length of the connecting rod 1601 is smaller than the thickness of the sound-insulating buffer 8, so as to fully exert the buffering effect of the sound-insulating buffer 8, and the diameter of the elastic limiting member 1602 is larger than that of the fixing groove 7, thereby preventing the elastic limiting member 1602 from falling off from the fixing groove 7 after being clamped, and enhancing the connection stability.
Specific example 5
The range hood comprises the fan.
It can be seen from the above embodiments of the present invention that the vibration and noise reduction body is provided, and the sound insulation cushion pads and the limit protrusions are respectively provided on the two sides of the vibration and noise reduction body, so as to prevent the motor from contacting the fixing frame, i.e. prevent the motor from damaging the fixing base due to vibration during operation; the limiting bulge consists of a sound insulation plate and a sound absorption plate, has a certain noise reduction effect, and is provided with a plurality of sound absorption holes, so that the sound absorption and noise reduction effects are further enhanced; the sound-proof cushion who sets up plays certain cushioning effect, prevents that motor during operation level from causing the damage to the body of making an uproar falls in the damping to the cushioning clearance intussuseption of acoustic celotex board and abatvoix packs buffer material, prevents that the radial effort of motor during operation from causing the damage to the body of making an uproar falls in the damping, not only has good damping effect, can also prolong the life of this part of making an uproar falls in the damping, and the practicality is strong.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can understand that the changes or modifications within the technical scope of the present invention are included in the scope of the present invention, and therefore, the scope of the present invention should be subject to the protection scope of the claims.
Claims (10)
1. A vibration and noise reduction member characterized by: the vibration and noise reduction device comprises a vibration and noise reduction body (1), wherein a plurality of first fixing holes (6) and a plurality of fixing grooves (7) are formed in the vibration and noise reduction body (1); a sound insulation cushion pad (8) is arranged on one side face of the vibration and noise reduction body (1), a limiting protrusion (3) is arranged on one side face, far away from the sound insulation cushion pad (8), of the vibration and noise reduction body (1), the sound insulation cushion pad (8) and the limiting protrusion (3) are of annular structures, a limiting through hole (2) is formed in the center of the vibration and noise reduction body (1), the diameter of an inner ring of the sound insulation cushion pad (8) is not smaller than that of the limiting through hole (2), and the first fixing hole (6) and the fixing groove (7) are formed in the vibration and noise reduction body (1) outside the sound insulation cushion pad (8); the diameter of spacing arch (3) inner ring equals with the diameter of spacing through-hole (2), just spacing arch (3) comprise acoustic celotex board (301) and abatvoix (302), be equipped with a plurality of evenly distributed's sound absorption hole (4) on abatvoix (302), just form between acoustic celotex board (301) and abatvoix (302) buffer clearance (303).
2. The vibration damping and noise reducing component of claim 1, wherein: at least 3 first fixing holes (6) are arranged, and the first fixing holes (6) are uniformly arranged on the vibration and noise reduction body (1) in a circumferential manner; the number of the fixing grooves (7) is at least 3, and the fixing grooves (7) are circumferentially and uniformly arranged on the vibration and noise reduction body (1).
3. The vibration damping and noise reducing component of claim 2, wherein: the first fixing holes (6) and the fixing grooves (7) are arranged at intervals.
4. The vibration damping and noise reducing component of claim 1, wherein: inhale and be equipped with on sound hole (4) inner wall and inhale voice coil loudspeaker voice coil (5), the material of inhaling the voice coil loudspeaker voice coil is the cotton board of amortization.
5. The vibration damping and noise reducing component of claim 1, wherein: the buffer gap (303) is filled with a buffer material.
6. The vibration damping and noise reducing component of claim 5, wherein: the buffer material is one of sponge or rubber.
7. A fan, its characterized in that: a vibration and noise reduction member comprising according to any of claims 1 to 6.
8. The fan of claim 7, wherein: the fixing frame (9) is provided with a fixing seat (10), the fixing seat (10) is of an annular structure, a mounting hole (11) is formed in the center of the fixing seat (10), a second fixing hole (12) is formed in the fixing seat (10), the second fixing hole (12) is matched with the first fixing hole (6) and used for inserting a screw to fix, and a buffer groove (13) is formed in the periphery of the fixing seat (10); motor (14) and spacing through-hole (2) and mounting hole (11) phase-match, just the periphery of motor (14) is equipped with solid fixed ring (15), gu one side that solid fixed ring (15) are close to body (1) of making an uproar falls in the damping is equipped with connecting piece (16), just connecting piece (16) and fixed slot (7) phase-match.
9. The fan of claim 8, wherein: the connecting piece (16) comprises a connecting rod (1601) and an elastic limiting piece (1602) arranged at the tail end of the connecting rod (1601), the elastic limiting piece (1602) is one of a conical shape or a triangular shape, the length of the connecting rod (1601) is not greater than the thickness of the sound insulation cushion pad (8), and the diameter of the elastic limiting piece (1602) is greater than that of the fixing groove (7).
10. A range hood, its characterized in that: a fan comprising the fan of any of claims 7 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122444310.0U CN216199293U (en) | 2021-10-11 | 2021-10-11 | Vibration-damping noise-reducing component, fan and range hood |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122444310.0U CN216199293U (en) | 2021-10-11 | 2021-10-11 | Vibration-damping noise-reducing component, fan and range hood |
Publications (1)
Publication Number | Publication Date |
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CN216199293U true CN216199293U (en) | 2022-04-05 |
Family
ID=80864906
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202122444310.0U Expired - Fee Related CN216199293U (en) | 2021-10-11 | 2021-10-11 | Vibration-damping noise-reducing component, fan and range hood |
Country Status (1)
Country | Link |
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CN (1) | CN216199293U (en) |
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2021
- 2021-10-11 CN CN202122444310.0U patent/CN216199293U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220405 |