Shock-resistant noise reduction assembly of movable disc of scroll compressor
By designing shock-resistant noise reduction components in the scroll compressor motor plate, including upper bearings, shock absorbers and sound insulation components, the problems of easy damage and high noise in the moving plate are solved, and the convenient disassembly and noise reduction of the moving plate is achieved, which improves the improvement of the moving plate. The practicality and service life of the equipment.
Patent Information
- Application Number
- CN202420779242.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-16
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-04-16
AI Technical Summary
The existing scroll compressor motor discs are prone to damage and noisy during long-term use, and are inconvenient to replace, affecting the surrounding environment and staff.
A shock-resistant noise reduction component of a scroll compressor motor movable disc is designed, including a housing, a moving rotor disc, an upper bearing, a shock absorber, a sound insulation component and a clamping component. By setting up an upper bearing, a shock absorber, a sound insulation cavity and a jig Connect the assembly to achieve convenient disassembly and noise reduction of the moving disk.
The vibration and noise of the moving disc is effectively reduced through shock absorbers and sound insulation components, and the service life and practicality of the moving disc are improved, making it easier to replace the moving disc and reducing the impact of noise on the environment and personnel.
Smart Images
Figure CN222185100U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of scroll compressors, in particular to a vibration-proof and noise-reducing component for a moving disk of a scroll compressor. Background Art
[0002] The scroll profile of the scroll compressor is an involute, which is generally based on the involute of a circle. It is composed of a pair of involutes that pass through the same base circle and are symmetrical to each other. The fixed scroll is fixed and the movable scroll revolves around the center of the base circle to achieve the purpose of scroll compression. During the compression process, the distance between the center of the movable and fixed scrolls first shortens to the minimum and then expands, repeating over and over again.
[0003] In the existing scroll compressor, the moving plate and the bearing are fixedly connected. However, during use, the moving plate may be damaged due to the long-term rotation of the moving plate. The existing scroll compressor is not convenient for replacing the moving plate, and there are limitations in use. In addition, the existing scroll compressor generates noise when the moving plate rotates, which affects the surrounding environment and staff. Utility Model Content
[0004] The purpose of the utility model is to provide a vibration-proof and noise-reducing component for a dynamic plate of a scroll compressor, so as to solve the problems raised in the above-mentioned background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an anti-vibration and noise reduction component of a scroll compressor moving plate, comprising a shell, and also comprising: a moving rotating plate arranged inside the shell, an upper bearing is arranged inside the shell, and a shock-absorbing member is arranged on the outer side of the upper bearing; a sound insulation component arranged inside the shell for reducing the noise of the main body, the sound insulation component comprising a limit block, the outer side of the limit block is fixedly connected to the inner wall of the shell, the inner wall of the limit block is rotatably connected with a movable block, and a sound insulation cavity is opened inside the limit block; a clamping component arranged on the top of the upper bearing for connecting the moving rotating plate, the clamping component comprising an inner rod, the bottom of the inner rod is fixedly connected to the inner wall of the upper bearing, the inner wall of the inner rod is fixedly connected with a first clamping rod, and a first spring is arranged on the outer side of the first clamping rod.
[0006] Preferably, the sound insulation assembly also includes a sound insulation board fixedly connected to the inside of the sound insulation cavity.
[0007] Preferably, the clamping assembly further comprises a sleeve rod slidably connected to the outer side of the inner rod, a second clamping rod slidably connected to the inner wall of the sleeve rod, and a second spring arranged on the outer side of the second clamping rod.
[0008] Preferably, the shock absorbing member includes a protective shell arranged on the outer side of the upper bearing, a back pressure cavity opened inside the protective shell, and a limiting ring fixedly connected to the inner wall of the protective shell.
[0009] Preferably, a third spring is fixedly connected to the outer side of the movable rotating plate, and a damper is arranged inside the third spring.
[0010] Preferably, the bottom of the upper bearing is fixedly connected to the lower bearing, and the inner wall of the shell is fixedly connected to the baffle.
[0011] Preferably, an oil pool is provided inside the housing, and a filter screen is fixedly connected to the inner wall of the oil pool.
[0012] Preferably, the outer side of the shell is connected to an exhaust pipe.
[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0014] The utility model can drive the movable turntable to rotate by arranging the upper bearing, can reduce the vibration of the upper bearing by arranging the shock-absorbing part, can soundproof and reduce the noise of the main body by arranging the sound insulation component, can clamp the movable turntable and the upper bearing by arranging the clamping component, and then can disassemble the movable turntable, thereby improving the practicality of the main body. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 A structural schematic diagram of a preferred embodiment of a vibration-proof and noise-reducing assembly for a scroll compressor moving plate provided by the utility model;
[0016] Figure 2 A schematic diagram of the structure of the moving disk provided by the utility model;
[0017] Figure 3 A schematic diagram of the structure of the shock absorbing member provided by the utility model;
[0018] Figure 4 A schematic diagram of the structure of the sound insulation component provided by the utility model;
[0019] Figure 5 for Figure 3 An enlarged structural schematic diagram of point A is shown;
[0020] Figure 6 for Figure 4 Schematic diagram of the enlarged structure at point B shown.
[0021] In the figure: 1. shell; 2. moving disc; 3. upper bearing; 4. shock absorbing member; 41. protective shell; 42. back pressure chamber; 43. limiting ring; 5. sound insulation assembly; 51. limiting block; 52. movable block; 53. sound insulation chamber; 54. sound insulation board; 6. snap-fit assembly; 61. inner rod; 62. first snap-fit rod; 63. first spring; 64. sleeve rod; 65. second snap-fit rod; 66. second spring; 7. third spring; 8. damper; 9. lower bearing; 10. baffle; 11. oil pool; 12. filter; 13. exhaust pipe. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] See also Figure 1-6 As shown, an anti-vibration and noise reduction component of a scroll compressor moving plate includes a housing 1, and also includes: a moving rotating plate 2 arranged inside the housing 1, an upper bearing 3 is arranged inside the housing 1, and a shock absorbing member 4 is arranged on the outer side of the upper bearing 3; a sound insulation component 5 arranged inside the housing 1 for reducing the noise of the main body, the sound insulation component 5 includes a limit block 51, the outer side of the limit block 51 is fixedly connected to the inner wall of the housing 1, the inner wall of the limit block 51 is rotatably connected to a movable block 52, and a sound insulation cavity 53 is opened inside the limit block 51; a sound insulation cavity 53 is arranged on the top of the upper bearing 3 for The clamping assembly 6 for connecting the movable rotating disk 2 includes an inner rod 61, the bottom of the inner rod 61 is fixedly connected to the inner wall of the upper bearing 3, the inner wall of the inner rod 61 is fixedly connected to a first clamping rod 62, and a first spring 63 is arranged on the outer side of the first clamping rod 62; the sound insulation assembly 5 also includes a sound insulation board 54 fixedly connected to the inside of the sound insulation cavity 53; the clamping assembly 6 also includes a sleeve rod 64 slidably connected to the outer side of the inner rod 61, a second clamping rod 65 slidably connected to the inner wall of the sleeve rod 64, and a second spring 66 arranged on the outer side of the second clamping rod 65.
[0024] It should be noted that: by providing the upper bearing 3, it is convenient to drive the movable turntable 2 to rotate, by providing the limit block 51, it is convenient to limit the movable block 52, by providing the sound insulation chamber 53 and the sound insulation board 54, it is convenient to soundproof the main body, by providing the inner rod 61 and the sleeve rod 64, it is convenient to connect the movable turntable 2 and the upper bearing 3, by providing the first clamping rod 62 and the second clamping rod 65, it is convenient to clamp the inner rod 61 and the sleeve rod 64, and by providing the first spring 63 and the second spring 66, it is convenient to reset the first clamping rod 62 and the second clamping rod 65.
[0025] refer to Figure 3 and Figure 5As shown, the shock absorbing member 4 includes a protective shell 41 arranged on the outer side of the upper bearing 3, a back pressure chamber 42 opened inside the protective shell 41, and a limiting ring 43 fixedly connected to the inner wall of the protective shell 41; a third spring 7 is fixedly connected to the outer side of the movable rotating disk 2, and a damper 8 is arranged inside the third spring 7; by setting the protective shell 41, it is convenient to protect the upper bearing 3, by setting the back pressure chamber 42, it is convenient to damp the upper bearing 3, by setting the limiting ring 43, it is convenient to limit the upper bearing 3, and by setting the third spring 7 and the damper 8, it is convenient to damp the movable rotating disk 2.
[0026] refer to Figure 3 and Figure 5 As shown, the bottom of the upper bearing 3 is fixedly connected to the lower bearing 9, and the inner wall of the shell 1 is fixedly connected to the baffle 10; the interior of the shell 1 is provided with an oil pool 11, and the inner wall of the oil pool 11 is fixedly connected to the filter screen 12; the outer side of the shell 1 is connected to the exhaust pipe 13, and by setting the lower bearing 9, it is convenient to rotate the driving body, by the baffle 10, it is convenient to shield the oil pool 11, by setting the oil pool 11, it is convenient to lubricate the body, by setting the filter screen 12, it is convenient to filter the oil pool 11, and by setting the exhaust pipe 13, it is convenient to discharge the air in the shell 1.
[0027] Working principle: When in use, the vibration amplitude of the upper bearing 3 is reduced by the protective shell 41 and the limit ring 43, thereby achieving the purpose of shock absorbing the movable turntable 2. The rotation position of the upper bearing 3 is limited by the limit block 51 and the movable block 52. The noise generated by the rotation of the upper bearing 3 is soundproofed by the sound insulation cavity 53 and the sound insulation board 54. The main body is lubricated by the oil pool 11 to prevent the vibration and noise caused by the friction between the upper bearing 3 and the main body due to insufficient lubrication when rotating. When the movable turntable 2 is damaged and needs to be replaced, the second clamping rod 65 can be pressed and the sleeve rod 64 can be pulled to disassemble the movable turntable 2, thereby improving the practicality and convenience of the main body.
[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.
[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A vibration-proof and noise-reducing assembly for a scroll compressor rotor, comprising a housing (1), characterized in that: Also includes: A movable rotating disc (2) is arranged inside a housing (1), an upper bearing (3) is arranged inside the housing (1), and a shock absorbing member (4) is arranged outside the upper bearing (3); A sound insulation component (5) is arranged inside the shell (1) and is used to reduce noise of the main body, the sound insulation component (5) comprising a limit block (51), the outer side of the limit block (51) is fixedly connected to the inner wall of the shell (1), the inner wall of the limit block (51) is rotatably connected to a movable block (52), and a sound insulation cavity (53) is provided inside the limit block (51); A clamping assembly (6) is arranged on the top of the upper bearing (3) for connecting the movable rotating disk (2), the clamping assembly (6) comprising an inner rod (61), the bottom of the inner rod (61) is fixedly connected to the inner wall of the upper bearing (3), the inner wall of the inner rod (61) is fixedly connected to a first clamping rod (62), and a first spring (63) is arranged on the outer side of the first clamping rod (62).
2. The anti-vibration and noise reduction assembly of a scroll compressor rotor plate according to claim 1, characterized in that: The sound insulation component (5) also includes a sound insulation board (54) fixedly connected to the inside of the sound insulation cavity (53).
3. The anti-vibration and noise reduction assembly of a scroll compressor rotor plate according to claim 1, characterized in that: The clamping assembly (6) further comprises a sleeve rod (64) slidably connected to the outside of the inner rod (61), a second clamping rod (65) slidably connected to the inner wall of the sleeve rod (64), and a second spring (66) arranged on the outside of the second clamping rod (65).
4. The anti-vibration and noise reduction assembly of a scroll compressor rotor plate according to claim 1, characterized in that: The shock absorbing member (4) comprises a protective shell (41) arranged on the outside of the upper bearing (3), a back pressure cavity (42) opened inside the protective shell (41), and a limiting ring (43) fixedly connected to the inner wall of the protective shell (41).
5. The anti-vibration and noise reduction assembly of a scroll compressor rotor plate according to claim 1, characterized in that: A third spring (7) is fixedly connected to the outer side of the movable rotating disk (2), and a damper (8) is arranged inside the third spring (7).
6. The anti-vibration and noise reduction assembly of a scroll compressor rotor plate according to claim 1, characterized in that: The bottom of the upper bearing (3) is fixedly connected to a lower bearing (9), and the inner wall of the housing (1) is fixedly connected to a baffle (10).
7. The anti-vibration and noise reduction assembly of a scroll compressor rotor plate according to claim 1, characterized in that: An oil pool (11) is provided inside the housing (1), and a filter screen (12) is fixedly connected to the inner wall of the oil pool (11).
8. The anti-vibration and noise reduction assembly of a scroll compressor rotor plate according to claim 1, characterized in that: The outer side of the shell (1) is connected to an exhaust pipe (13).