CN108916220B - Dedicated deep groove ball bearing damping ring of air condition compressor - Google Patents

Dedicated deep groove ball bearing damping ring of air condition compressor Download PDF

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Publication number
CN108916220B
CN108916220B CN201810635938.9A CN201810635938A CN108916220B CN 108916220 B CN108916220 B CN 108916220B CN 201810635938 A CN201810635938 A CN 201810635938A CN 108916220 B CN108916220 B CN 108916220B
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China
Prior art keywords
damping
primary
ferrule
deep groove
ball bearing
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CN201810635938.9A
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Chinese (zh)
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CN108916220A (en
Inventor
卓凡
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Zheng Menglan
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Zheng Menglan
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Priority to CN201710057870.6A priority Critical patent/CN106594068B/en
Priority to CN201810635938.9A priority patent/CN108916220B/en
Publication of CN108916220A publication Critical patent/CN108916220A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C27/00Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/04Ball or roller bearings, e.g. with resilient rolling bodies
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00Component 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F7/00Vibration-dampers; Shock-absorbers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00Engines or pumps
    • F16C2360/42Pumps with cylinders or pistons

Abstract

The invention discloses a special deep groove ball bearing damping ring for an air conditioner compressor, which relates to the technical field of bearings, and is sleeved on the outer ring of a deep groove ball bearing, wherein the damping ring comprises: the shock absorber comprises a primary shock absorbing assembly and high-level shock absorbing assemblies symmetrically arranged on two sides of the primary shock absorbing assembly, wherein the primary shock absorbing assembly and the high-level shock absorbing assemblies are both formed into a ring shape and are coaxially arranged; the annular radius of the primary damping component is larger than that of the advanced damping component, and the deformation amount of the primary damping component is larger than the radius difference between the primary damping component and the advanced damping component, so that when the deep groove ball bearing is in primary vibration, the primary damping component only plays a damping role, and when the deep groove ball bearing is in advanced vibration, the primary damping component and the advanced damping component play a damping role together. The invention has simple structure and excellent damping effect.

Description

Dedicated deep groove ball bearing damping ring of air condition compressor
The invention is the application number: 2017100578706, filing date: 2017-01-23, invention name: a damping ring of deep groove ball bearing suitable for air conditioner compressor and its application are disclosed.
Technical Field
The invention relates to the field of bearings, in particular to a deep groove ball bearing damping ring special for an air conditioner compressor.
Background
Bearing noise is an acoustic phenomenon generated by the vibration and mutual collision of parts during the operation of a bearing.
For reducing bearing noise, for example, chinese patent CN103899657B discloses a damping pneumatic bearing, which comprises: the arbor wheel is arranged in the cylinder sleeve, the rotating shaft penetrates through the cylinder sleeve and the arbor wheel, the rotating shaft and the arbor wheel are fixed through the shaft pin, the air nozzle is arranged on the top cover, the top cover is tightly sealed at two ends of the cylinder sleeve through screws, and therefore a sealed space is formed above and below the arbor wheel. The invention uses high-pressure gas to isolate the arbor wheel and the cylinder sleeve of the bearing shaft, the arbor wheel does not generate friction when rotating in the cylinder sleeve, and simultaneously, the distance between the arbor wheel and the hanging shaft changes along with the instant bearing change of the hanging shaft, thereby playing the role of shock absorption, but the air pressure control has insecurity and uncontrollable property, and the effect of air pressure shock absorption is poor.
For another example, chinese patent CN105257587A discloses a stable damping bearing, which includes a bearing seat and a main shaft; the main shaft is arranged in the bearing seat, and two ends of the main shaft respectively penetrate through the bearing covers; a sealing ring is arranged at the matching part of the bearing cover and the bearing seat; a balance spring is arranged at the joint of the bearing cover and the main shaft; the middle part of the main shaft, which is arranged in the bearing block, is provided with a wear-resistant ring; a compression spring is arranged between the wear-resistant rings; the part of the wear-resistant ring, which is arranged in the inner cavity of the bearing seat, is fixed through a wear-resistant plate; and a damping ring is also arranged between the bearing seat and the main shaft. According to the invention, the main shaft is arranged in the bearing seat, two ends of the main shaft respectively penetrate through the bearing cover, the sealing ring is further arranged at the matching part of the bearing cover and the bearing seat to realize the sealing function, the balance spring is arranged at the connecting part of the bearing cover and the main shaft, the wear-resisting ring is arranged at the middle part of the main shaft arranged in the bearing seat, the compression spring is arranged between the wear-resisting rings to realize the balance and stable movement of the main shaft, and the damping ring is arranged between the bearing seat and the main shaft to further reduce the damage caused by the vibration of a machine.
Disclosure of Invention
First, technical problem to be solved
The invention aims to solve the problems in the prior art, and particularly provides a deep groove ball bearing damping ring special for an air conditioner compressor, so as to overcome the defects of complex damping structure and poor damping effect of a bearing in the prior art.
Second, technical scheme
In order to solve the technical problem, the invention provides a special deep groove ball bearing damping ring for an air conditioner compressor, which is sleeved on an outer ring of a deep groove ball bearing; the cushion ring includes: the shock absorber comprises a primary shock absorbing assembly and high-level shock absorbing assemblies symmetrically arranged on two sides of the primary shock absorbing assembly, wherein the primary shock absorbing assembly and the high-level shock absorbing assemblies are both formed into a ring shape and are coaxially arranged; the annular radius of the primary damping component is larger than that of the advanced damping component, and the deformation amount of the primary damping component is larger than the radius difference between the primary damping component and the advanced damping component, so that when the deep groove ball bearing is in primary vibration, the primary damping component only plays a damping role, and when the deep groove ball bearing is in advanced vibration, the primary damping component and the advanced damping component play a damping role together.
In the deep groove ball bearing damping ring special for the air conditioner compressor, the primary damping assembly comprises an elastic ring which is formed into an annular shape, and a buffer cavity is arranged in the ring.
In the deep groove ball bearing damping ring special for the air conditioner compressor, the ferrule comprises an inner ferrule, a middle ferrule and an outer ferrule, wherein the middle ferrule is positioned between the inner ferrule and the outer ferrule; the buffer cavities are arranged inside the inner ferrule, the middle ferrule and the outer ferrule.
In the deep groove ball bearing damping ring special for the air conditioner compressor, the damping cavity is a rhombic cavity.
In the deep groove ball bearing damping ring special for the air conditioner compressor, the inner layer ferrule, the middle layer ferrule and the outer layer ferrule form an integrated structure.
Wherein, in foretell dedicated deep groove ball bearing damping ring of air condition compressor, senior shock attenuation subassembly includes outer shock attenuation circle and inlayer shock attenuation circle, inlayer shock attenuation circle forms into the continuous plum blossom column structure of alternative of concave part and bellying, the bellying butt the inner wall of outer shock attenuation circle.
In the deep groove ball bearing damping ring special for the air conditioner compressor, the advanced damping assembly further comprises an adjusting screw for adjusting the elasticity of the inner damping ring, and the adjusting screw is screwed into the outer damping ring and then abuts against the groove part of the inner damping ring, so that the protruding part abuts against the inner wall of the outer damping ring.
In the deep groove ball bearing damping ring special for the air conditioner compressor, the outer damping ring is a rigid damping ring.
In the deep groove ball bearing damping ring special for the air conditioner compressor, the inner damping ring is an elastic damping ring.
The invention further provides the deep groove ball bearing, and the damping ring is sleeved on the outer ring of the deep groove ball bearing.
Third, beneficial effect
Compared with the prior art, the damping ring is arranged into the primary damping component and the advanced damping component, so that the damping effect of the deep groove ball bearing can be fully improved, when the deep groove ball bearing is in primary vibration, only the primary damping component plays a damping role, and when the deep groove ball bearing is in advanced vibration, the primary damping component and the advanced damping component play a damping role together. The invention has simple structure and excellent damping effect.
Drawings
Fig. 1 is a schematic perspective view of a deep groove ball bearing damping ring dedicated to an air conditioner compressor according to an embodiment of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic structural view of the high level shock assembly of FIG. 1;
FIG. 5 is a schematic view of a deep groove ball bearing according to an embodiment of the present invention;
in the figure: 1 is a primary damping component; 2 is a high-grade damping component; 3 is an inner ferrule; 4 is a middle layer ferrule; 5 is an outer ferrule; 6 is a rhombic cavity; 7 is an outer layer damping ring; 8 is an inner-layer damping ring; and 9 is an adjusting screw.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
The special deep groove ball bearing damping ring for the air conditioner compressor is sleeved on the outer ring of the deep groove ball bearing to play a damping role. The structure of the shock-absorbing ring as shown in fig. 1 comprises: elementary damper 1 and the senior damper 2 who sets up in elementary damper 1 both sides symmetrically, elementary damper 1 and senior damper 2 all form into the annular form and coaxial setting. The annular radius of the primary damping component 1 is larger than that of the advanced damping component 2, and the deformation amount of the primary damping component 1 is larger than the radius difference between the primary damping component 1 and the advanced damping component 2, so that when the deep groove ball bearing is in primary vibration, the primary damping component 1 only plays a damping role, and when the deep groove ball bearing is in advanced vibration, the primary damping component 1 and the advanced damping component 2 play a damping role together.
When the operation load of the deep groove ball bearing is low load, only primary shock absorption is needed at the moment, and shock absorption is realized only by slight deformation of the primary shock absorption assembly 1; when the operating load of deep groove ball bearing is the high load, great deformation takes place for elementary damper assembly 1, and senior damper assembly 2 takes place deformation and inhale the shake with elementary damper assembly 1 jointly and satisfy high load operation demand this moment. Like this, through setting up the damping ring to elementary damping component 1 and senior damping component 2, can fully improve deep groove ball bearing's shock attenuation effect, to the vibrations level of difference, the damping component who has different levels plays the cushioning effect, and then reinforcing damping effect.
As shown in fig. 2 to 5, the primary suspension assembly 1 includes a ring formed in a ring shape and having a damping chamber therein. Specifically, the ferrule comprises an inner ferrule 3, a middle ferrule 4 and an outer ferrule 5, wherein the middle ferrule 4 is positioned between the inner ferrule 3 and the outer ferrule 5, and the inner part of the inner ferrule 3, the middle ferrule 4 and the outer ferrule 5 are provided with buffer cavities. Through the effect of inlayer lasso 3, middle level lasso 4 and outer lasso 5 and three cushion chamber, primary damping component 1 can fully absorb vibrations, and the cushion chamber in this embodiment forms into rhombus cavity 6, and the cross section of cushion chamber is the rhombus promptly, and inlayer lasso 3, middle level lasso 4 and outer lasso 5 form the integral type structure, and the equal diagonal setting of rhombus cavity 6 in inlayer lasso 3, middle level lasso 4 and the outer lasso 5 to improve and inhale the shake effect.
Further, senior damper assembly 2 includes outer damping ring 7 and inlayer damping ring 8, and inlayer damping ring 8 forms the plum blossom shape structure of continuous alternation of concave part and bellying, and the bellying butt outer damping ring 7's inner wall. Inhale shake jointly through outer damping ring 7 and inlayer damping ring 8, for the convenience of adjusting inlayer damping ring 8's elasticity, this senior damper unit 2 still is provided with adjusting screw 9, the concave part of 7 back butt inlayer damping ring of the outer damping ring of the spiral screw in of adjusting screw 9, make the inner wall of the outer damping ring 7 of bellying butt, can control the position of 9 screw in outer damping ring 7 of adjusting screw according to the operation load, be in reasonable scope with the elasticity of guaranteeing inlayer damping ring 8, be convenient for fully inhale the shake. In this embodiment, the outer damping ring 7 is a rigid damping ring, and the inner damping ring 8 is an elastic damping ring, which is used to improve the deformation of the rigid damping ring, so as to improve the damping effect.
As shown in fig. 5, the present invention further provides a deep groove ball bearing, wherein the outer ring of the deep groove ball bearing is sleeved with the damping ring to reduce the operation noise of the deep groove ball bearing.
As described above, the present invention can sufficiently improve the damping effect of the deep groove ball bearing by providing the damping rings as the primary damping member and the advanced damping member, and the damping effect of the deep groove ball bearing is exerted only by the primary damping member when the deep groove ball bearing is in the primary vibration, and the damping effect of the primary damping member and the advanced damping member is exerted together when the deep groove ball bearing is in the advanced vibration. The invention has simple structure and excellent damping effect.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims (1)

1. A special deep groove ball bearing damping ring for an air conditioner compressor is sleeved on the outer ring of a deep groove ball bearing; characterized in that, the damping ring includes: the shock absorber comprises a primary shock absorption assembly (1) and high-level shock absorption assemblies (2) symmetrically arranged on two sides of the primary shock absorption assembly (1), wherein the primary shock absorption assembly (1) and the high-level shock absorption assemblies (2) are both formed into a ring shape and are coaxially arranged; the annular radius of the primary damping component (1) is larger than that of the advanced damping component (2), so that when the deep groove ball bearing is in primary vibration, only the primary damping component (1) plays a damping role, when the deep groove ball bearing is in advanced vibration, the primary damping component (1) and the advanced damping component (2) play a damping role together, and the deformation amount of the primary damping component (1) is larger than the radius difference between the primary damping component (1) and the advanced damping component (2);
the primary damping assembly (1) comprises a ferrule which has elasticity and is formed into a ring shape, and a buffer cavity is arranged in the ferrule;
the ferrule comprises an inner ferrule (3), a middle ferrule (4) and an outer ferrule (5), wherein the middle ferrule (4) is positioned between the inner ferrule (3) and the outer ferrule (5); the buffer cavities are formed in the inner layer ferrule (3), the middle layer ferrule (4) and the outer layer ferrule (5), and the inner layer ferrule, the middle layer ferrule and the outer layer ferrule form an integrated structure;
the buffer cavity is formed into a rhombic cavity (6).
CN201810635938.9A 2017-01-23 2017-01-23 Dedicated deep groove ball bearing damping ring of air condition compressor Active CN108916220B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201710057870.6A CN106594068B (en) 2017-01-23 2017-01-23 A kind of deep groove ball bearing shock ring and deep groove ball bearing suitable for compressor of air conditioner
CN201810635938.9A CN108916220B (en) 2017-01-23 2017-01-23 Dedicated deep groove ball bearing damping ring of air condition compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810635938.9A CN108916220B (en) 2017-01-23 2017-01-23 Dedicated deep groove ball bearing damping ring of air condition compressor

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201710057870.6A Division CN106594068B (en) 2017-01-23 2017-01-23 A kind of deep groove ball bearing shock ring and deep groove ball bearing suitable for compressor of air conditioner

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CN108916220B true CN108916220B (en) 2020-04-03

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CN201710057870.6A Active CN106594068B (en) 2017-01-23 2017-01-23 A kind of deep groove ball bearing shock ring and deep groove ball bearing suitable for compressor of air conditioner
CN201810635938.9A Active CN108916220B (en) 2017-01-23 2017-01-23 Dedicated deep groove ball bearing damping ring of air condition compressor
CN201810635053.9A Active CN108916218B (en) 2017-01-23 2017-01-23 Buffering and damping ring for deep groove ball bearing of air conditioner compressor
CN201810635055.8A Active CN108916219B (en) 2017-01-23 2017-01-23 Special multistage damping ring for deep groove ball bearing on air conditioner compressor

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CN201810635053.9A Active CN108916218B (en) 2017-01-23 2017-01-23 Buffering and damping ring for deep groove ball bearing of air conditioner compressor
CN201810635055.8A Active CN108916219B (en) 2017-01-23 2017-01-23 Special multistage damping ring for deep groove ball bearing on air conditioner compressor

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CN111089117A (en) * 2019-11-21 2020-05-01 中国航发贵阳发动机设计研究所 Flexible vibration damping bearing bush

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Publication number Publication date
CN108916219A (en) 2018-11-30
CN108916218A (en) 2018-11-30
CN108916218B (en) 2020-04-03
CN108916220A (en) 2018-11-30
CN106594068A (en) 2017-04-26
CN108916219B (en) 2020-09-11
CN106594068B (en) 2018-10-09

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