CN112943602A - Vibration damper, compressor and air conditioner - Google Patents
Vibration damper, compressor and air conditioner Download PDFInfo
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- CN112943602A CN112943602A CN202110407738.XA CN202110407738A CN112943602A CN 112943602 A CN112943602 A CN 112943602A CN 202110407738 A CN202110407738 A CN 202110407738A CN 112943602 A CN112943602 A CN 112943602A
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- 238000013016 damping Methods 0.000 claims abstract description 201
- 239000006096 absorbing agent Substances 0.000 claims abstract description 34
- 238000005381 potential energy Methods 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 17
- 239000012530 fluid Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 230000035939 shock Effects 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 14
- 230000009467 reduction Effects 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000003068 static effect Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
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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
- F16F15/06—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 metal springs
- F16F15/067—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 metal springs using only wound springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses a vibration damping device, a compressor and an air conditioner, wherein the vibration damping device comprises: the vibration damping rod is used for being connected with a vibration source; a first mass movably disposed on the damper rod; the elastic piece is arranged on the vibration damping rod and used for converting the kinetic energy of the first mass block into elastic potential energy; a damping vibration absorber disposed on the vibration bar. The vibration damping device of the invention forms a vibration energy absorption structure by arranging the vibration damping rod, the first mass block and the elastic piece, and simultaneously adds the damping vibration damper, so that the vibration energy can be absorbed quickly, the influence of vibration on other structures is reduced, and the vibration and noise level of the whole compressor is obviously improved.
Description
Technical Field
The invention relates to the technical field of compressors, in particular to a vibration damping device, a compressor and an air conditioner.
Background
The noise of compressor during operation can influence user experience very much, therefore, how to reduce the noise as far as possible is the problem that awaits a urgent need to solve, generally adopts the scroll compressor who has the noise elimination hole on the existing market. The exhaust groove is formed in the side wall of the support, noise reduction is achieved, however, due to the fact that holes are formed in the side wall, gas force borne by the support is uneven, the support and the whole machine vibrate and are increased due to aggravation of overturning and friction of the scroll plate, and meanwhile performance of the compressor is abnormal due to friction of the scroll plate.
In addition, an elastic vibration damping pad is arranged between the periphery of a static scroll disc of the scroll compressor and the shell, and the vibration of the static disc is reduced and transmitted to the shell in a mode of isolating a transmission path.
Disclosure of Invention
The invention discloses a vibration damping device, a compressor and an air conditioner, and solves the problem that the vibration damping device is poor in effect and causes high vibration noise of the compressor.
According to an aspect of the present invention, there is disclosed a vibration damping device including: the vibration damping rod is used for being connected with a vibration source; a first mass movably disposed on the damper rod; the elastic piece is arranged on the vibration damping rod and used for converting the kinetic energy of the first mass block into elastic potential energy; a damping vibration absorber disposed on the vibration bar.
Further, the elastic part is a spring, the spring is sleeved on the vibration damping rod, the spring is located between the vibration damping device and the first mass block, a first end of the spring is connected with the vibration damping device, and a second end of the spring is connected with the first mass block.
Further, a bumper pad, the first mass mounted on the bumper pad, the bumper pad connected to the second end of the spring.
Further, the vibration damping device further includes: the sleeve is sleeved on the vibration damping rod and fixedly connected with the vibration damping rod, and the vibration damping rod is fixedly connected with the vibration source through the sleeve.
Further, the damping vibration absorber is detachably connected with the vibration damping rod.
Further, the damping shock absorber includes: the shell is connected with the vibration damping rod, and an accommodating cavity for accommodating damping liquid is formed in the shell; a second mass disposed within the containment cavity, the second mass at least partially located in a damping fluid.
Further, the damping shock absorber further comprises: the elastic gasket is arranged on the inner wall of the accommodating cavity, the second mass block is connected with the elastic gasket, and the second mass block is connected with the inner wall of the accommodating cavity through the elastic gasket.
Furthermore, the number of the elastic gaskets is two, the two elastic gaskets are arranged oppositely, an installation space is formed between the two elastic gaskets, and the second mass block is located in the installation space.
According to a second aspect of the present invention, there is disclosed a compressor comprising: the support is used for mounting the movable scroll plate, and a mounting hole is formed in the support; and the vibration damping device is arranged in the mounting hole.
Further, the vibration damping device includes: the damping rod is connected with the bracket; a first mass movably disposed on the damper rod; the elastic piece is arranged on the vibration damping rod and used for converting the kinetic energy of the first mass block into elastic potential energy.
Furthermore, the elastic part is a spring, the spring is sleeved on the vibration damping rod, the first end of the spring is fixed with the vibration damping rod, and the second end of the spring is connected with the first mass block.
Further, a bumper pad, the first mass mounted on the bumper pad, the bumper pad connected to the second end of the spring.
Further, the vibration damping device further includes: the sleeve is sleeved at the first end of the vibration damping rod and fixedly connected with the vibration damping rod, and the sleeve is connected with the support.
Further, the vibration damping device further includes: a damping vibration dampener disposed at a second end of the shock rod.
Further, the damping vibration absorber is detachably connected with the vibration damping rod.
Further, the damping shock absorber includes: the shell is connected with the vibration damping rod, and an accommodating cavity for accommodating damping liquid is formed in the shell; the second mass block is arranged in the accommodating cavity and elastically connected with the inner wall of the accommodating cavity, and at least part of the second mass block is located in damping liquid.
Further, the damping shock absorber further comprises: the elastic gasket is arranged on the inner wall of the accommodating cavity, and the second mass block is connected with the inner wall of the accommodating cavity through the elastic gasket.
Furthermore, the number of the elastic gaskets is two, the two elastic gaskets are arranged oppositely, an installation space is formed between the two elastic gaskets, and the second mass block is located in the installation space.
According to a third aspect of the present invention, an air conditioner is disclosed, comprising the above vibration damping device.
The vibration damping device of the invention forms a vibration energy absorption structure by arranging the vibration damping rod, the first mass block and the elastic piece, and simultaneously adds the damping vibration damper, so that the vibration energy can be absorbed quickly, the influence of vibration on other structures is reduced, and the vibration and noise level of the whole compressor is obviously improved.
Drawings
Fig. 1 is a schematic structural view of a vibration damping device of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a compressor according to an embodiment of the present invention;
legend: 11. a damper rod; 12. a first mass block; 13. an elastic member; 14. a cushion pad; 15. a sleeve; 151. a fixing cap; 20. a damping vibration absorber; 21. a housing; 211. an accommodating chamber; 22. a second mass block; 23. an elastic washer; 24. a connecting nut; 100. a support; 110. mounting holes; 200. a movable scroll.
Detailed Description
The present invention is further illustrated by the following examples, but is not limited to the details of the description.
As shown in fig. 1, the present invention discloses a vibration damping device, which is installed on a compressor and comprises a vibration damping rod 11, a first mass block 12, an elastic member 13 and a damping vibration damper 20, wherein the vibration damping rod 11 is used for connecting with a vibration source; a first mass 12 is movably arranged on the damping lever 11; the elastic piece 13 is arranged on the damping rod 11, and the elastic piece 13 is used for converting the kinetic energy of the first mass block 12 into elastic potential energy; the damping shock absorber 20 is provided on the shock rod 11.
The vibration damping device of the invention forms a vibration energy absorption structure by arranging the vibration damping rod, the first mass block and the elastic piece, and simultaneously adds the damping vibration damper, so that the vibration energy can be absorbed quickly, the influence of vibration on other structures is reduced, and the vibration and noise level of the whole compressor is obviously improved.
The first end of the damping rod can be used for being connected with a vibration source, the second end of the damping rod is used for installing the damping vibration absorber 20, the elastic part 13 can be connected with the first mass block or not, and the vibration energy of the first mass block can be converted into elastic potential energy as long as external force can be applied to the elastic part in the moving process of the first mass block. The elastic piece can be fixedly connected with the vibration damping rod and also can be fixedly connected with the damping vibration damper.
Preferably, the elastic member 13 is a spring, the spring is sleeved on the vibration damping rod 11, the spring is located between the damping vibration absorber 20 and the first mass block 12, a first end of the spring is connected with the damping vibration absorber 20, a second end of the spring is connected with the first mass block 12, the damping vibration absorber and the first mass block are connected through the spring to form a mass-spring vibration system, the vibration damping rod transmits part of vibration to the first mass block, and the spring absorbs part of vibration energy of the first mass block and converts the vibration energy into elastic potential energy to play a role in tuning vibration damping of mass, so that the vibration damping effect is greatly improved.
Further, a buffer pad 14 is included, the first mass 12 is mounted on the buffer pad 14, and the buffer pad 14 is connected to the second end of the spring. By adopting the structure, the buffer gasket can protect the first mass block, so that the first mass block is more uniformly stressed, and the surface abrasion of the first mass block can be prevented in the long-term action process of the spring and the first mass block, so that the quality of the first mass block is changed and the vibration reduction effect is influenced.
Further, damping device still includes sleeve 15, the first end at damping rod 11 is established to sleeve 15 cover, sleeve 15's one end is provided with locking cap 151, locking cap 151 is provided with the internal thread, the damping rod surface is provided with locking cap 151 assorted external screw thread, the two is through screw thread fixed connection, thereby it is fixed with the damping rod with the sleeve, and be provided with the external screw thread on the damping rod surface, this external screw thread and vibration source threaded connection, damping rod 11 passes through sleeve 15 and vibration source be connected fixedly, through setting up the sleeve, can protect the damping rod through the sleeve, avoid the damping rod wearing and tearing.
In the embodiment shown in fig. 1, the damping vibration absorber 20 is detachably connected to the vibration rod 11, the damping vibration absorber is provided with a connecting nut 24, the second end of the vibration rod 11 is provided with a screw thread, and the vibration rod is in threaded connection with the connecting nut. When the damping vibration absorber is maintained, the damping vibration absorber can be separated from the damping rod through rotation, and maintenance and replacement are convenient.
Further, the damping vibration absorber 20 includes a housing 21 and a second mass 22; a connecting nut 24 is arranged on the shell 21, the shell and the connecting nut can be welded or in threaded connection, the shell 21 is connected with the vibration damping rod 11 through the connecting nut, and an accommodating cavity 211 for accommodating damping liquid is arranged in the shell 21; the second mass 22 is disposed in the accommodating cavity 211, and the second mass 22 can be freely placed in the accommodating cavity and plays a role of vibration damping by communicating with the damping fluid.
In order to improve the damping effect, the second mass 22 is elastically connected to the inner wall of the accommodating cavity 211, and the second mass 22 is at least partially located in the damping fluid. When the vibration is received, the shell transmits the vibration energy to the second mass block, and the second mass block pushes the damping liquid to move when vibrating, so that the vibration energy is further absorbed and dissipated, and the vibration reduction effect is improved.
Further, the damping vibration absorber 20 further includes an elastic washer 23, the elastic washer 23 is disposed on the inner wall of the accommodating chamber 211, the second mass 22 is connected to the elastic washer 23, and the second mass 22 is connected to the inner wall of the accommodating chamber 211 through the elastic washer 23. Through setting up the elastic washer, can drive the second quality piece and produce the displacement simultaneously through the partial vibration energy of elastic washer absorption, the second quality piece promotes the damping fluid motion at the displacement in-process, further absorbs and dissipates the vibration energy to improve the damping effect.
Preferably, there are two elastic washers 23, the two elastic washers 23 are disposed opposite to each other, an installation space is formed between the two elastic washers 23, and the second mass 22 is located in the installation space. The mounting mode of the elastic washers is perpendicular to the axis of the vibration damping rod, and the mass block is arranged between the two elastic washers, so that vibration can be better transmitted to the second mass block, more vibration energy is transmitted to damping liquid, and the vibration damping effect is improved.
Further, in order to improve the stability of the elastic washer, an installation groove may be provided on an inner wall of the housing 21, and the elastic washer is disposed in the installation groove.
As shown in fig. 2, according to the second embodiment of the present invention, there is also disclosed a compressor, comprising a compressor housing, a bracket 100, a vibration damping device, a movable scroll 200 and a fixed scroll, wherein the bracket 100 is installed in the compressor housing, the movable scroll 200 is installed on the bracket 100, the movable scroll 200 is driven by a main shaft of the compressor to make a circular motion, and is engaged with the fixed scroll during the motion, and the bracket 100 is provided with a mounting hole 110; the vibration damping device is disposed in the mounting hole 110. According to the compressor, the mounting hole is formed in the support, and the vibration damper is arranged in the mounting hole, so that the vibration energy of the support can be absorbed quickly, the vibration of the support is reduced, the influence of the vibration on the compression process of the moving and static disks and the friction between the scroll disks is reduced, and the vibration and noise level of the whole compressor is improved obviously.
Further, the damping device comprises a damping rod 11, a first mass block 12 and an elastic element 13, wherein the damping rod 11 is connected with the bracket 100; a first mass 12 is movably arranged on the damping lever 11; elastic members 13 are provided on the damping rods 11, and the elastic members 13 are used to convert kinetic energy of the first mass block 12 into elastic potential energy. Through setting up damping rod 11, first quality piece 12 and elastic component 13, make the three form the vibration energy absorption structure, can absorb support vibration energy fast, reduce support vibration, reduce because the vibration is to its sound dish compression process and the friction's between the vortex dish influence, show improvement compressor complete machine vibration and noise level.
Preferably, the elastic element 13 is a spring, which is sleeved on the damping rod 11, and a first end of the spring is fixed to the damping rod 11 and a second end of the spring is connected to the first mass 12. The damping rod is connected with the first mass block through the spring, so that a mass-spring vibration system is formed among the damping rod, the first mass block and the first mass block, and the spring absorbs partial vibration energy of the first mass block and converts the partial vibration energy into elastic potential energy to play a role in mass tuning and damping, so that the damping effect is greatly improved.
Further, a buffer pad 14 is included, the first mass 12 is mounted on the buffer pad 14, and the buffer pad 14 is connected to the second end of the spring. By adopting the structure, the buffer gasket can protect the first mass block, so that the first mass block is more uniformly stressed, and the surface abrasion of the first mass block can be prevented in the long-term action process of the spring and the first mass block, so that the quality of the first mass block is changed and the vibration reduction effect is influenced.
Further, damping device still includes sleeve 15, the one end of sleeve 15 is provided with locking cap 151, locking cap 151 is provided with the internal thread, the damping rod surface is provided with locking cap 151 assorted external screw thread, the two is through thread fixed connection, thereby it is fixed with the damping rod to with the sleeve, and be provided with the external screw thread on the damping rod surface, this external screw thread and the mounting hole threaded connection on the support 100, damping rod 11 passes through sleeve 15 and is fixed with the mounting hole wall connection, through setting up the sleeve, can protect the damping rod through the sleeve, avoid the damping rod wearing and tearing.
It should be noted that the first end of the damping rod 11 is connected to the inner wall of the mounting hole through the sleeve 15, the second end of the damping rod 11 is a free end, and other parts are not in contact with the inner wall of the mounting hole, so that the displacement of the screw rod in multiple degrees of freedom can be ensured, and the damping effect can be improved.
Further, the vibration damping device further includes a damping damper 20, and the damping damper 20 is disposed at the second end of the shock rod 11. The compressor of the invention forms a vibration energy absorption structure by arranging the vibration damping rod, the first mass block and the elastic element, and simultaneously adds the damping vibration damper, so that the vibration energy can be absorbed quickly, the vibration of the bracket is reduced, the influence of the vibration on the compression process of the moving and static discs and the friction between the scroll discs is reduced, and the vibration and noise level of the whole compressor is improved obviously.
In the embodiment shown in fig. 1, the damping vibration absorber 20 is detachably connected to the vibration rod 11, the damping vibration absorber is provided with a connecting nut 24, the second end of the vibration rod 11 is provided with a screw thread, and the vibration rod is in threaded connection with the connecting nut. When the damping vibration absorber is maintained, the damping vibration absorber can be separated from the damping rod through rotation, and maintenance and replacement are convenient.
Further, the damping vibration absorber 20 includes a housing 21 and a second mass 22; a connecting nut 24 is arranged on the shell 21, the shell and the connecting nut can be welded or in threaded connection, the shell 21 is connected with the vibration damping rod 11 through the connecting nut, and an accommodating cavity 211 for accommodating damping liquid is arranged in the shell 21; the second mass 22 is disposed in the accommodating cavity 211, and the second mass 22 can be freely placed in the accommodating cavity and plays a role of vibration damping by communicating with the damping fluid.
In order to improve the damping effect, the second mass 22 is elastically connected to the inner wall of the accommodating cavity 211, and the second mass 22 is at least partially located in the damping fluid. When the vibration is received, the shell transmits the vibration energy to the second mass block, and the second mass block pushes the damping liquid to move when vibrating, so that the vibration energy is further absorbed and dissipated, and the vibration reduction effect is improved.
Further, the damping vibration absorber 20 further includes an elastic washer 23, the elastic washer 23 is disposed on the inner wall of the accommodating chamber 211, the second mass 22 is connected to the elastic washer 23, and the second mass 22 is connected to the inner wall of the accommodating chamber 211 through the elastic washer 23. Through setting up the elastic washer, can drive the second quality piece and produce the displacement simultaneously through the partial vibration energy of elastic washer absorption, the second quality piece promotes the damping fluid motion at the displacement in-process, further absorbs and dissipates the vibration energy to improve the damping effect.
Preferably, there are two elastic washers 23, the two elastic washers 23 are disposed opposite to each other, an installation space is formed between the two elastic washers 23, and the second mass 22 is located in the installation space. The mounting mode of the elastic washers is perpendicular to the axis of the vibration damping rod, and the mass block is arranged between the two elastic washers, so that vibration can be better transmitted to the second mass block, more vibration energy is transmitted to damping liquid, and the vibration damping effect is improved.
Further, in order to improve the stability of the elastic washer, an installation groove may be provided on an inner wall of the housing 21, and the elastic washer is disposed in the installation groove.
According to a third embodiment of the invention, an air conditioner is further disclosed, and the air conditioner comprises the vibration reduction device.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Not all embodiments are exhaustive. All obvious changes and modifications which are obvious to the technical scheme of the invention are covered by the protection scope of the invention.
Claims (19)
1. A vibration damping device, comprising:
the damping rod (11), the damping rod (11) is used for connecting with a vibration source;
a first mass (12), the first mass (12) being movably arranged on the damping lever (11);
the elastic piece (13) is arranged on the damping rod (11), and the elastic piece (13) is used for converting kinetic energy of the first mass block (12) into elastic potential energy;
a damping vibration absorber (20), said damping vibration absorber (20) being disposed on said shock rod (11).
2. The vibration damping device according to claim 1,
the elastic piece (13) is a spring, the spring is sleeved on the vibration damping rod (11), the spring is located between the damping vibration absorber (20) and the first mass block (12), the first end of the spring is connected with the damping vibration absorber (20), and the second end of the spring is connected with the first mass block (12).
3. The vibration damping device according to claim 2, further comprising:
a damping washer (14), said first mass (12) being mounted on said damping washer (14), said damping washer (14) being connected to a second end of said spring.
4. The vibration damping device according to claim 1, further comprising:
sleeve (15), sleeve (15) cover is established on damping rod (11), sleeve (15) with damping rod (11) fixed connection, damping rod (11) pass through sleeve (15) with the source of shaking is connected fixedly.
5. The vibration damping device according to claim 1,
the damping vibration absorber (20) is detachably connected with the vibration absorbing rod (11).
6. The vibration damping device according to claim 1, characterized in that the damping vibration damper (20) comprises:
the damping rod (11) is connected with the shell (21), and an accommodating cavity (211) for accommodating damping fluid is formed in the shell (21);
a second mass (22), said second mass (22) being arranged within said containment chamber (211), said second mass (22) being at least partially located in a damping fluid.
7. The vibration damping device according to claim 6, characterized in that the damping vibration damper (20) further comprises:
elastic gasket (23), elastic gasket (23) set up hold on the chamber (211) inner wall, second quality piece (22) with elastic gasket (23) are connected, second quality piece (22) pass through elastic gasket (23) with hold chamber (211) inner wall and be connected.
8. The vibration damping device according to claim 7,
the number of the elastic gaskets (23) is two, the two elastic gaskets (23) are arranged oppositely, an installation space is formed between the two elastic gaskets (23), and the second mass block (22) is located in the installation space.
9. A compressor, comprising:
the support (100), the support (100) is used for installing the movable scroll, and the support (100) is provided with an installation hole (110);
a vibration damping device disposed within the mounting hole (110).
10. The compressor of claim 9, wherein the vibration reducing device comprises:
the damping rod (11), the damping rod (11) is connected with the bracket (100);
a first mass (12), the first mass (12) being movably arranged on the damping lever (11);
the elastic piece (13) is arranged on the vibration damping rod (11), and the elastic piece (13) is used for converting kinetic energy of the first mass block (12) into elastic potential energy.
11. The compressor of claim 10,
the elastic piece (13) is a spring, the spring sleeve is arranged on the damping rod (11), the first end of the spring is fixed with the damping rod (11), and the second end of the spring is connected with the first mass block (12).
12. The compressor of claim 11,
a damping washer (14), said first mass (12) being mounted on said damping washer (14), said damping washer (14) being connected to a second end of said spring.
13. The compressor of claim 10, wherein the vibration reducing device further comprises:
sleeve (15), sleeve (15) cover is established the first end of damping rod (11), sleeve (15) with damping rod (11) fixed connection, sleeve (15) with support (100) are connected.
14. The compressor of claim 10, wherein the vibration reducing device further comprises:
a damping vibration absorber (20), said damping vibration absorber (20) being disposed at a second end of said shock rod (11).
15. The compressor of claim 14,
the damping vibration absorber (20) is detachably connected with the vibration absorbing rod (11).
16. The compressor of claim 14, wherein the damping bumper (20) comprises:
the damping rod (11) is connected with the shell (21), and an accommodating cavity (211) for accommodating damping fluid is formed in the shell (21);
the second mass block (22), the second mass block (22) is arranged in the accommodating cavity (211), the second mass block (22) is elastically connected with the inner wall of the accommodating cavity (211), and at least part of the second mass block (22) is located in damping liquid.
17. The compressor of claim 16, wherein the damping bumper (20) further comprises:
the elastic gasket (23) is arranged on the inner wall of the accommodating cavity (211), and the second mass block (22) is connected with the inner wall of the accommodating cavity (211) through the elastic gasket (23).
18. The compressor of claim 17,
the number of the elastic gaskets (23) is two, the two elastic gaskets (23) are arranged oppositely, an installation space is formed between the two elastic gaskets (23), and the second mass block (22) is located in the installation space.
19. An air conditioner characterized by comprising the vibration damping device according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110407738.XA CN112943602A (en) | 2021-04-15 | 2021-04-15 | Vibration damper, compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110407738.XA CN112943602A (en) | 2021-04-15 | 2021-04-15 | Vibration damper, compressor and air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN112943602A true CN112943602A (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110407738.XA Pending CN112943602A (en) | 2021-04-15 | 2021-04-15 | Vibration damper, compressor and air conditioner |
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| CN (1) | CN112943602A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115257680A (en) * | 2022-09-05 | 2022-11-01 | 柏瑞科(上海)轨道交通科技有限公司 | Vibration reduction type electromechanical braking unit suitable for urban rail vehicle |
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| JPS6146485A (en) * | 1984-08-11 | 1986-03-06 | Toyoda Autom Loom Works Ltd | Rising shock absorbing mechanism in scroll compressor |
| JPH07151073A (en) * | 1993-11-26 | 1995-06-13 | Daikin Ind Ltd | Scroll type fluid device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115257680A (en) * | 2022-09-05 | 2022-11-01 | 柏瑞科(上海)轨道交通科技有限公司 | Vibration reduction type electromechanical braking unit suitable for urban rail vehicle |
| CN115257680B (en) * | 2022-09-05 | 2024-04-16 | 马天和 | Damping type electromechanical braking unit suitable for urban rail vehicle |
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