CN212250395U - Vibration reduction assembly, compressor and air conditioning system - Google Patents
Vibration reduction assembly, compressor and air conditioning system Download PDFInfo
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- CN212250395U CN212250395U CN202021295099.XU CN202021295099U CN212250395U CN 212250395 U CN212250395 U CN 212250395U CN 202021295099 U CN202021295099 U CN 202021295099U CN 212250395 U CN212250395 U CN 212250395U
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- 230000009467 reduction Effects 0.000 title claims abstract description 32
- 238000004378 air conditioning Methods 0.000 title claims abstract description 8
- 238000013016 damping Methods 0.000 claims abstract description 87
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 abstract description 5
- 230000002238 attenuated effect Effects 0.000 abstract description 4
- 206010020649 Hyperkeratosis Diseases 0.000 description 11
- 230000000694 effects Effects 0.000 description 11
- 239000002184 metal Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009365 direct transmission Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The application provides a damping subassembly, compressor and air conditioning system. The vibration reduction assembly comprises a chassis, a vibration reduction block and a fastener, wherein one end of the fastener is arranged on the chassis through the vibration reduction block; the vibration damping block can damp vibration transmission between the chassis and the fastener. The damping block is arranged between the fastening piece and the chassis, so that the vibration between the fastening piece and the chassis can be completely attenuated through the damping block, and the generation of abnormal noise is avoided.
Description
Technical Field
The application belongs to the technical field of air conditioners, and particularly relates to a vibration reduction assembly, a compressor and an air conditioning system.
Background
The traditional structure of the compressor rubber foot pad shock absorber is characterized in that a rubber foot pad is arranged between a base plate and a base foot, and a bolt penetrates through the rubber foot pad to connect the base plate and the compressor base foot; this approach has two disadvantages:
1. the bolts are welded with the chassis, the inner wall of the rubber foot pad is easy to prop against the bolts in the installation, transportation and compressor operation processes, the vibration of the compressor can be directly transmitted to the chassis through the rubber foot pad and the bolts, the shell is vibrated, and abnormal noise is generated; to the transportation on the way, the vibration can be transmitted for the compressor by the chassis through bolt and rubber foot pad, especially to the higher compressor of focus, and this kind of vibration transmission can make the compressor take place to rock by a wide margin, and pipeline transportation stress is too big, can make the pipeline fracture when more serious.
2. Rubber foot pad lacks stop device, and rubber foot pad touches the bolt easily when sliding on, and in the compressor operation process, the vibration of compressor will be through rubber foot pad and bolt direct transmission to the chassis on, arouse the callus on the sole damping inefficacy, long-term operation can make rubber foot pad receive wearing and tearing, influence rubber foot pad life.
The upper fastener and the lower fastener are respectively embedded in the foot pad of the compressor and are used for connecting the compressor and the chassis, so that the compressor and the chassis are in elastic connection instead of rigid connection, the vibration of the compressor can be absorbed and reduced by the elastic foot pad in the process of being transmitted to the chassis, and the vibration of the whole machine and the noise generated by the vibration are weakened. However, the upper fastener and the compressor of the elastic foot pad, and the lower fastener and the chassis are fixed through nuts, and rigid connection still exists, so that the damping effect on the vibration transmission of the compressor to the chassis is poor, the structure is lack of stability, and the structure is complex.
In addition, metal plates are fixedly connected to the upper end and the lower end of the vibration reduction body, and at least one metal plate is provided with a screw rod, so that a positioning bolt used in the existing installation of the vibration reduction foot pad is eliminated, and the influence of the fit clearance between the inner hole wall of the vibration reduction foot pad and the positioning bolt on the vibration reduction effect of the vibration reduction foot pad is fundamentally eliminated, so that the vibration reduction effect of the vibration reduction foot pad is better. But the vibration damping device is rigidly connected with the chassis, and the vibration of the compressor can still be directly transmitted to the chassis to cause the shell to vibrate and generate abnormal sound.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the present application is to provide a vibration damping assembly, a compressor and an air conditioning system, which can weaken the vibration transmission between a chassis and a vibration damping device.
In order to solve the above problems, the present application provides a vibration damping assembly, including a chassis, a vibration damping block, and a fastener, wherein one end of the fastener is disposed on the chassis through the vibration damping block; the vibration damping block can damp vibration transmission between the chassis and the fastener.
Preferably, the chassis comprises a limiting groove, the vibration reduction block is at least partially arranged in the limiting groove, and the fastening piece is arranged on the vibration reduction block.
Preferably, the bottom of the limiting groove is lower than the chassis main body, and the top of the side wall is higher than the chassis main body.
Preferably, the limiting groove is formed by fixedly connecting a sunken groove of the chassis main body and the sleeve.
Preferably, the vibration damping assembly further comprises a foot pad, and the foot pad is provided with a through hole for the fastener to penetrate through; the bottom end of the foot pad is abutted to the vibration reduction block.
Preferably, the height of the limiting groove is greater than that of the vibration damping block, and the foot pad part is arranged in the limiting groove.
Preferably, the upper part of the vibration damping block is provided with a groove for accommodating the end part of the fastener.
Preferably, the outer circumferential wall of the damping block is provided with an annular groove.
Preferably, one end of the fastening member is integrated with the damper block.
According to another aspect of the present application, there is provided a compressor including the vibration damping assembly as described above.
According to yet another aspect of the present application, there is provided an air conditioning system comprising a vibration damping assembly as described above or a compressor as described above.
The application provides a vibration reduction assembly which comprises a chassis, a vibration reduction block and a fastener, wherein one end of the fastener is arranged on the chassis through the vibration reduction block; the vibration damping block can damp vibration transmission between the chassis and the fastener. The damping block is arranged between the fastening piece and the chassis, so that the vibration between the fastening piece and the chassis can be completely attenuated through the damping block, and the generation of abnormal noise is avoided.
Drawings
Fig. 1 is a schematic structural diagram of a vibration damping device of a compressor according to an embodiment of the present application.
The reference numerals are represented as:
1. a bolt; 11. a nut; 2. a chassis; 21. sinking the tank; 3. a vibration damping block; 31. an annular groove; 4. a foot pad; 5. a sleeve; 6. compressor footing.
Detailed Description
Referring to fig. 1 in combination, according to an embodiment of the present application, a vibration damping module includes a chassis 2, a vibration damping block 3, and a fastening member, wherein one end of the fastening member is disposed on the chassis 2 through the vibration damping block 3; the damper block 3 can damp the transmission of vibration between the chassis 2 and the fastener.
In the damping subassembly of this application, through add damping piece 3 between fastener and chassis 2, this damping piece 3 can weaken the vibration transmission between chassis 2 and the fastener, can attenuate the vibration completely even to can avoid the direct contact between fastener and the chassis 2 and produce the condition emergence of unusual noise.
In some embodiments, the chassis 2 includes a retaining groove, the damper block 3 is at least partially disposed in the retaining groove, and the fastener is disposed on the damper block 3.
Through set up the spacing groove on chassis 2, make things convenient for damping piece 3's setting, avoided damping piece 3 lateral shifting on chassis 2 simultaneously, strengthened damping piece 3's stability.
In some embodiments, the bottom of the limiting groove is lower than the body of the chassis 2, and the top of the side wall is higher than the body of the chassis 2.
Through setting up the mode of structure that the spacing groove is less than 2 main parts in chassis, can reduce damping assembly's focus, improve its stability and damping effect.
Optionally, the limiting groove is formed by fixedly connecting a sinking groove 21 of the chassis 2 main body and the sleeve 5; more preferably, the height of the sink groove 21 is 5-12mm, and the height of the sleeve 5 is 12-20 mm.
The above size limitation range is mainly considered from the viewpoint of process, the chassis 2 is usually made of sheet metal, the sink groove 21 is generally formed by stamping when being processed, and the height of the sink groove 21 and the height of the sleeve 5 are most suitable for the above range because of the limited influence of the sheet metal thickness and the sheet metal ductility.
In some embodiments, the vibration damping assembly further comprises a foot pad 4, and the foot pad 4 is provided with a through hole for the fastener to penetrate through; the bottom end of the foot pad 4 is abutted to the vibration reduction block 3.
In some embodiments, the height of the limiting groove is greater than the height of the damping block 3, and the foot pad 4 is partially disposed in the limiting groove.
Highly setting up the height that is higher than damping piece 3 with the spacing groove for 4 bottoms of callus on the sole can be established at the spacing inslot, also make the spacing groove to callus on the sole 4's lateral shifting restrict, have avoided 4 lateral shifting of callus on the sole to wear to establish the fastener in the callus on the sole 4 and extrude.
In some embodiments, the damper block 3 is provided with a recess in the upper portion to receive the end of the fastener.
The upper part of the vibration damping block 3 is provided with a groove for accommodating the end of the fastener, so that the stability of the fastener on the vibration damping block 3 can be ensured, and the deviation under the influence of transverse force can be prevented; especially, under the action of a foot pad 4 arranged above the vibration damping block 3, the fastener is further prevented from moving.
The depth of the groove can be the same as the thickness of the end of the fastener, if the fastener is the bolt 1, the depth of the groove is the same as the thickness of the gasket at the bottom end of the bolt 1, and the diameter of the groove is the same as the diameter of the gasket at the bottom end of the bolt 1.
In some embodiments, the peripheral wall of the damping block 3 is provided with an annular groove.
The annular groove is a groove provided with a ring along the circumferential direction on the outer circumferential wall of the damping block 3, and is mainly considered from two aspects: firstly, in the aspect of the damping, the design of ring channel 31 is the same with the design of outer surface recess in the 4 traditional structures of callus on the sole, can increase the elasticity of vertical direction, reduces rigidity, improves the vibration isolation rate, reduces the vibration of compressor to the transmission on chassis 2. Secondly, the installation angle, two faces can warp sometimes about during the actual production of damping piece 3 about, can incline when assembling, and the design of ring channel 31 makes the material surface after the pressurized more level and more even, and pressure distribution.
In some embodiments, one end of the fastener is of unitary construction with the damper block 3.
Adopt integrated structure, improve the connection steadiness of fastener and damping piece 3, prevent that each direction vibration from influencing fastener and damping piece 3 and taking place the skew, avoid the rigid contact between fastener and the chassis 2.
According to another embodiment of the present application, there is provided a compressor including the vibration reduction assembly as described above.
The compressor vibration damper shown in fig. 1 comprises a chassis 2 with a sunken groove 21, a sleeve 5, a vibration damping block 3, a bolt 1, a foot pad 4, a compressor foot 6 and a nut 11, wherein the lower end of the sleeve 5 is welded on the sunken groove 21 to form a deeper limit groove structure, and the vibration damping block 3 is made of rubber and is arranged in the limit groove structure; the upper end of the vibration reduction block 3 is provided with a groove, a gasket at the lower end of the bolt 1 is embedded into the groove to form an integrated structure, the bolt 1 is sleeved with a foot pad 4, and a compressor foot 6 is sleeved on the upper part of the bolt 1 and fixed through a nut 11. Wherein, the upper end of the vibration damping block 3 is lower than the upper end of the sleeve 5, so that the lower part of the foot pad 4 is also partially arranged in the limit groove.
In actual manufacturing, a boss is arranged at the bottom of the sinking groove 21, a round hole correspondingly matched with the boss is arranged at the bottom of the vibration reduction block 3, and the diameter of the round hole is smaller than that of a bolt head, so that vibration can be transmitted to the rubber vibration reduction block 3 and can be attenuated in a scattered manner, and the vibration reduction effect is good; in order to ensure the supporting strength of the rubber vibration damping block 3 in the vertical direction, the difference value between the diameter of the round hole and the maximum inner diameter of the foot pad is +/-1- +/-3 mm.
The round hole does not penetrate through the whole rubber damping block 3, the thickness of the rubber damping block 3 at the round hole is 4-10mm, and mainly from the following two aspects, firstly, the top end of the damping block 3 is provided with a round groove, the part is fixedly connected with a gasket at the bottom end of the bolt 1, in order to ensure the connection strength, a larger fixed connection area needs to be provided as much as possible, if the round hole penetrates through the damping block 3, the fixed connection area is reduced, and the fixed connection strength is influenced; secondly, the round hole pierces through damping piece 3, and during the compressor operation, damping piece 3 receives the load and can warp along vertical direction, if the deflection is too big, can make 1 bottom end gasket of bolt collide with the boss on the chassis, and the damping is inefficacy, arouses the noise problem.
The structure can ensure that the vibration of the compressor is completely attenuated by the rubber vibration attenuation block 3 and then transmitted to the chassis 2 by introducing the rubber vibration attenuation block 3 structure, thereby avoiding abnormal sound generated by the vibration of the chassis 2 and the shell, and having better vibration attenuation effect compared with a single foot pad 4; play the spacing effect of callus on the sole 4 through introducing 5 structures of sleeve, solve the in-process callus on the sole 4 of compressor operation and on the effect of callus on the sole 4 top bolt 1 receiving the transverse force, arouse the problem that callus on the sole 4 damping became invalid.
In this application compressor vibration damper, chassis 2 is used for installing vibration damper's circular sunken groove 21, and sunken groove 21's degree of depth is 5 ~ 12mm, and sunken groove 21's diameter keeps unanimous with vibration damping piece 3's external dimension. Further, the bottom of damping piece 3 and the laminating of 21 bottoms of sink groove still can be through sticky rigid coupling, and the top of rubber damping piece 3 is less than 5 tops of sleeve 3 ~ 8mm for it is spacing that callus on the sole 4.
In order to improve the vibration reduction effect of the vibration reduction block 3, the outer wall of the vibration reduction block 3 is provided with a circular groove, and the annular groove 31 can be positioned in the middle of the vibration reduction block 3; the top end of the vibration reduction block 3 is provided with a circular groove, the depth of the groove is consistent with the thickness of the gasket at the bottom end of the bolt 1, and the diameter of the groove is consistent with the diameter of the gasket at the bottom end of the bolt 1.
The compressor footing 6 is located at the top end of the foot pad 4 for vibration reduction, and is connected with the bolt 1 through a nut 11.
According to yet another embodiment of the present application, there is provided an air conditioning system including the vibration damping assembly as described above or the compressor as described above.
It is easily understood by those skilled in the art that the above embodiments can be freely combined and superimposed without conflict.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.
Claims (11)
1. A vibration damping assembly is characterized by comprising a chassis (2), a vibration damping block (3) and a fastener, wherein one end of the fastener is arranged on the chassis (2) through the vibration damping block (3); the vibration damping block (3) can damp the vibration transmission between the chassis (2) and the fastener.
2. Damping assembly according to claim 1, characterized in that the chassis (2) comprises a limiting groove, in which the damping mass (3) is at least partially arranged, and in that the fastening means are arranged on the damping mass (3).
3. The vibration damping assembly according to claim 2, characterized in that the bottom of the limiting groove is lower than the chassis (2) body, and the top of the side wall is higher than the chassis (2) body.
4. Damping assembly according to claim 2 or 3, characterized in that the limiting groove is formed by a sunken groove (21) of the chassis (2) body and a sleeve (5) fixedly connected.
5. The vibration damping assembly according to claim 4, further comprising a foot pad (4), wherein the foot pad (4) is provided with a through hole for the fastener to pass through; the bottom end of the foot pad (4) is abutted to the vibration reduction block (3).
6. Damping assembly according to claim 5, characterized in that the height of the limiting groove is greater than the height of the damping block (3), the foot pad (4) being partly arranged in the limiting groove.
7. Damping assembly according to claim 6, characterized in that the damping block (3) is provided at its upper part with a recess for receiving the end of the fastening member.
8. Damping assembly according to claim 1, characterized in that the peripheral wall of the damping block (3) is provided with an annular groove.
9. Damping assembly according to claim 1, characterized in that one end of the fastening is of one-piece construction with the damping block (3).
10. A compressor, characterized by comprising a vibration damping assembly according to any one of claims 1 to 9.
11. An air conditioning system comprising a vibration damping assembly according to any one of claims 1 to 9 or a compressor according to claim 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021295099.XU CN212250395U (en) | 2020-07-02 | 2020-07-02 | Vibration reduction assembly, compressor and air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021295099.XU CN212250395U (en) | 2020-07-02 | 2020-07-02 | Vibration reduction assembly, compressor and air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212250395U true CN212250395U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021295099.XU Active CN212250395U (en) | 2020-07-02 | 2020-07-02 | Vibration reduction assembly, compressor and air conditioning system |
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| Country | Link |
|---|---|
| CN (1) | CN212250395U (en) |
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- 2020-07-02 CN CN202021295099.XU patent/CN212250395U/en active Active
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