Noise reduction valve group of refrigerator compressor

Abstract

The utility model discloses a refrigerator compressor noise reduction valve group, which relates to the technical field of refrigerator compressors, and adopts the technical scheme that the refrigerator compressor noise reduction valve group comprises a compressor shell, a mounting ring is arranged on one side of the compressor shell, and a noise reduction valve assembly is arranged on one side of the mounting ring; the noise reduction valve assembly comprises a valve plate, the valve plate is in butt joint with the mounting ring, the valve plate is sleeved with a sealing hose, a connecting pipe is fixedly connected to one side of the sealing hose, a storage pipe is fixedly arranged on one side of the valve plate, a piston plate is arranged in the storage pipe, a second screw is fixedly connected to one side of the piston plate, and the second screw is in threaded connection with the storage pipe. The valve plate sealing structure has the advantages that the sealing hose is in close contact with the sealing groove, the sealing performance between the mounting ring and the valve plate is enhanced, noise is lowered, the connecting plate drives the inserting plate to move, the inserting plate enters the inserting groove, and therefore the valve plate is fixedly mounted and stably, the sealing effect is good, and the service life of the valve plate is prolonged. The disassembly is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of refrigerator compressors, in particular to a noise reduction valve group for refrigerator compressors. Background Art

[0002] The compressor is a driven fluid machine that boosts low-pressure gas to high-pressure gas. It is the heart of the refrigeration system. It sucks low-temperature and low-pressure refrigerant gas from the intake pipe, compresses it by driving the piston through the motor, and then discharges high-temperature and high-pressure refrigerant gas to the exhaust pipe, providing power for the refrigeration cycle.

[0003] The existing valve group is the first component through which the refrigerant flows during the cylinder exhaust process. The current assembly sealing between the compressor and the valve group is low, and the exhaust flow channel of the valve group is narrow. The refrigerant airflow velocity is high, the pressure loss is large, and the impact on the valve group is severe. If the installation is not stable, it is very easy to generate refrigerant pneumatic noise. Summary of the invention

[0004] To this end, the utility model provides a refrigerator compressor noise reduction valve group to solve the problems of low assembly sealing between the compressor and the valve group, narrow exhaust flow channel of the valve group, high refrigerant air flow velocity, large pressure loss, severe impact on the valve group, and unstable installation that easily generates refrigerant pneumatic noise.

[0005] In order to achieve the above-mentioned object, the utility model provides the following technical solutions: a refrigerator compressor noise reduction valve group, comprising a compressor housing, a mounting ring is provided on one side of the compressor housing, and a noise reduction valve assembly is provided on one side of the mounting ring;

[0006] The noise reduction valve assembly includes a valve plate, the valve plate is connected to the mounting ring, a sealing hose is sleeved on the outside of the valve plate, a connecting pipe is fixedly connected to one side of the sealing hose, a storage tube is fixedly provided on one side of the valve plate, a piston plate is provided inside the storage tube, a second screw is fixedly connected to one side of the piston plate, the second screw is threadedly connected to the storage tube, a second knob is fixedly connected to one end of the second screw, and a fixing assembly is provided inside the valve plate.

[0007] Preferably, the connecting pipe passes through the valve plate and extends into the interior of the storage pipe.

[0008] Preferably, the fixing assembly includes an inner groove, which is opened inside the valve plate, a first knob is provided on one side of the valve plate, a first screw is fixedly connected to one side of the first knob, the first screw extends into the inner groove and is connected to the inner groove connection through a bearing, a connecting frame is provided on the outside of the first screw through a threaded sleeve, connecting plates are movably connected to both sides of the connecting frame through a rotating shaft, and plug plates are movably connected to one side of the two connecting plates through a rotating shaft.

[0009] Preferably, the insert plate passes through the valve plate and extends out of the valve plate.

[0010] Preferably, the inner wall of the mounting ring is provided with two slots, and the inserting plate extends into the slots.

[0011] Preferably, a sealing groove is provided on the inner wall of the mounting ring, and the sealing hose is in contact with the sealing groove.

[0012] Preferably, a plurality of internal connecting pipes are fixedly connected to one side of the valve plate.

[0013] Preferably, a plurality of external connecting pipes are fixedly connected to the other side of the valve plate.

[0014] Preferably, the valve plate is provided with a plurality of spiral flow channels passing therethrough.

[0015] The utility model embodiment has the following advantages:

[0016] By turning the second knob, the second knob drives the second screw to rotate and move, and the second screw drives the piston plate to move, and the piston plate pushes the liquid stored in the storage tube into the sealing hose through the connecting tube, so that the liquid inside the sealing hose is filled and the sealing hose is expanded, so that the sealing hose is in close contact with the sealing groove, so that the sealing performance between the mounting ring and the valve plate is enhanced and the noise is reduced;

[0017] The refrigerant airflow enters the spiral airflow channel, and the impact is weakened by the spiral airflow channel, thereby reducing the pneumatic noise. The first knob drives the first screw to rotate, the first screw drives the connecting frame to move, the connecting frame drives the connecting plate to move, the connecting plate drives the plug plate to move, and the plug plate enters the slot, thereby completing the installation and fixation of the valve plate, which is stable and easy to disassemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0019] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0020] Figure 1The overall structural diagram provided by the utility model;

[0021] Figure 2 A three-dimensional diagram of the installation ring provided by the utility model;

[0022] Figure 3 A cross-sectional view of the noise reduction valve assembly provided by the utility model Figure 1 ;

[0023] Figure 4 A cross-sectional view of the noise reduction valve assembly provided by the utility model Figure 2 ;

[0024] Figure 5 This is a stereoscopic diagram of the noise reduction valve assembly provided by the utility model.

[0025] In the figure: 1. compressor housing; 2. mounting ring; 3. valve plate; 4. spiral flow channel; 5. inner connecting pipe; 6. outer connecting pipe; 7. inner groove; 8. first screw; 9. first knob; 10. storage tube; 11. piston plate; 12. second screw; 13. second knob; 14. sealing hose; 15. connecting pipe; 16. connecting frame; 17. connecting plate; 18. plug plate; 19. slot; 20. sealing groove. DETAILED DESCRIPTION

[0026] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See attached Figure 1 -Attached Figure 5 The utility model provides a refrigerator compressor noise reduction valve group, comprising a compressor housing 1, a mounting ring 2 is provided on one side of the compressor housing 1, and a noise reduction valve assembly is provided on one side of the mounting ring 2;

[0028] The noise reduction valve assembly includes a valve plate 3, the valve plate 3 is docked with the mounting ring 2, a sealing hose 14 is sleeved on the outside of the valve plate 3, a connecting pipe 15 is fixedly connected to one side of the sealing hose 14, a storage tube 10 is fixedly provided on one side of the valve plate 3, a piston plate 11 is provided inside the storage tube 10, a second screw 12 is fixedly connected to one side of the piston plate 11, the second screw 12 is connected to the storage tube 10 at a connection point through a thread, a second knob 13 is fixedly connected to one end of the second screw 12, a fixing assembly is provided inside the valve plate 3, the connecting pipe 15 penetrates the valve plate 3 and extends into the storage tube 10, a sealing groove 20 is provided on the inner wall of the mounting ring 2, and the sealing hose 14 is in contact with the sealing groove 20;

[0029] In this embodiment, the valve plate 3 is pushed into the interior of the mounting ring 2, the sealing hose 14 is squeezed into the sealing groove 20, and the second knob 13 is turned. The second knob 13 drives the second screw 12 to rotate and move, and the second screw 12 drives the piston plate 11 to move. The piston plate 11 pushes the liquid stored in the storage tube 10 into the sealing hose 14 through the connecting tube 15, so that the liquid inside the sealing hose 14 is filled and the sealing hose 14 is expanded, so that the sealing hose 14 is in close contact with the sealing groove 20, so that the sealing between the mounting ring 2 and the valve plate 3 is enhanced;

[0030] Among them, in order to achieve the purpose of fixing, the present device is implemented by the following technical solutions: the fixing component includes an inner groove 7, the inner groove 7 is opened inside the valve plate 3, a first knob 9 is provided on one side of the valve plate 3, a first screw 8 is fixedly connected to one side of the first knob 9, the first screw 8 extends into the inner groove 7 and is connected to the inner groove 7 at the connection point through a bearing, a connecting frame 16 is provided on the outside of the first screw 8 through a threaded sleeve, and connecting plates 17 are movably connected to the two sides of the connecting frame 16 through a rotating shaft, and a plug plate 18 is movably connected to one side of the two connecting plates 17 through a rotating shaft, and the plug plate 18 passes through the valve plate 3 and extends out of the valve plate 3. Two slots 19 are provided on the inner wall of the mounting ring 2, and the plug plate 18 extends into the inside of the slot 19, and the first knob 9 is rotated, the first knob 9 drives the first screw 8 to rotate, the first screw 8 drives the connecting frame 16 to move, the connecting frame 16 drives the connecting plate 17 to move, the connecting plate 17 drives the plug plate 18 to move, and the plug plate 18 enters the inside of the slot 19, thereby completing the installation and fixation of the valve plate 3;

[0031] Among them, in order to achieve the purpose of air flow transportation, the present device is implemented by adopting the following technical scheme: a plurality of internal connecting pipes 5 are fixedly connected to one side of the valve plate 3, and a plurality of external connecting pipes 6 are fixedly connected to the other side of the valve plate 3. The valve plate 3 is provided with a plurality of penetrating spiral airflow channels 4. The internal connecting pipes 5 are connected to the compressor inside the compressor housing 1, and the external connecting pipes 6 are connected to the air pipe. The refrigerant airflow enters the spiral airflow channel 4, and the impact is weakened by the spiral airflow channel 4, thereby reducing the aerodynamic noise.

[0032] The use process of the utility model is as follows: when using the utility model, the valve plate 3 is pushed into the interior of the mounting ring 2, the sealing hose 14 is squeezed into the sealing groove 20, and then the first knob 9 is turned, the first knob 9 drives the first screw 8 to rotate, the first screw 8 drives the connecting frame 16 to move, and the connecting frame 16 drives the connecting plate 17 to move. The connecting plate 17 drives the plug plate 18 to move, and the plug plate 18 enters the slot 19, thereby completing the installation and fixation of the valve plate 3, and then the second knob 13 is turned, the second knob 13 drives the second screw 12 to rotate and move, and the second screw 12 drives the piston plate 11 to move, and the piston plate 11 pushes the liquid stored in the storage tube 10 into the sealing hose 14 through the connecting pipe 15, so that the liquid inside the sealing hose 14 is filled and the sealing hose 14 is expanded, so that the sealing hose 14 is in close contact with the sealing groove 20, so that the sealing between the mounting ring 2 and the valve plate 3 is enhanced, the inner connecting pipe 5 is connected to the compressor inside the compressor housing 1, and the outer connecting pipe 6 is connected to the air pipe. The refrigerant airflow enters the spiral airflow channel 4, and the impact is weakened through the spiral airflow channel 4, thereby reducing the pneumatic noise. The installation is stable and the sealing is strong, thereby reducing the noise.

[0033] The above is only a preferred embodiment of the utility model. Any person skilled in the art may modify the utility model by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the utility model shall fall within the scope of protection claimed by the utility model.

Claims

1. A refrigerator compressor noise reduction valve assembly, comprising a compressor housing (1), characterized in that: A mounting ring (2) is provided on one side of the compressor housing (1), and a noise reduction valve assembly is provided on one side of the mounting ring (2); The noise reduction valve assembly comprises a valve plate (3), the valve plate (3) being butt-jointed with the mounting ring (2), a sealing hose (14) being sleeved on the outside of the valve plate (3), a connecting pipe (15) being fixedly connected to one side of the sealing hose (14), a storage tube (10) being fixedly provided on one side of the valve plate (3), a piston plate (11) being provided inside the storage tube (10), a second screw rod (12) being fixedly connected to one side of the piston plate (11), the second screw rod (12) being connected to the storage tube (10) at a connection point via a thread, a second knob (13) being fixedly connected to one end of the second screw rod (12), and a fixing assembly being provided inside the valve plate (3).

2. A refrigerator compressor noise reduction valve assembly according to claim 1, characterized in that: The connecting pipe (15) passes through the valve plate (3) and extends into the interior of the storage pipe (10).

3. A refrigerator compressor noise reduction valve assembly according to claim 1, characterized in that: The fixing assembly comprises an inner groove (7), wherein the inner groove (7) is opened inside the valve plate (3), a first knob (9) is provided on one side of the valve plate (3), a first screw rod (8) is fixedly connected to one side of the first knob (9), the first screw rod (8) extends into the inner groove (7) and is connected to the inner groove (7) at a connection point via a bearing, a connecting frame (16) is provided on the outside of the first screw rod (8) via a threaded sleeve, connecting plates (17) are movably connected to the connecting frames (16) on both sides via a rotating shaft, and plug plates (18) are movably connected to the two connecting plates (17) on one side via a rotating shaft.

4. A refrigerator compressor noise reduction valve assembly according to claim 3, characterized in that: The plug plate (18) penetrates the valve plate (3) and extends outside the valve plate (3).

5. A refrigerator compressor noise reduction valve assembly according to claim 4, characterized in that: Two slots (19) are formed on the inner wall of the mounting ring (2), and the inserting plate (18) extends into the interior of the slots (19).

6. The refrigerator compressor noise reduction valve assembly according to claim 1, characterized in that: A sealing groove (20) is provided on the inner wall of the mounting ring (2), and the sealing hose (14) is in contact with the sealing groove (20).

7. The refrigerator compressor noise reduction valve assembly according to claim 1, characterized in that: A plurality of internal connecting pipes (5) are fixedly connected to one side of the valve plate (3).

8. The refrigerator compressor noise reduction valve assembly according to claim 1, characterized in that: A plurality of external connection pipes (6) are fixedly connected to the other side of the valve plate (3).

9. The refrigerator compressor noise reduction valve assembly according to claim 1, characterized in that: The valve plate (3) is provided with a plurality of spiral air flow channels (4) extending therethrough.

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