CN217270703U

CN217270703U - Liquid return prevention air suction silencing device of piston compressor

Info

Publication number: CN217270703U
Application number: CN202220444445.9U
Authority: CN
Inventors: 占书霖; 朱金江; 陈曦
Original assignee: Huangshi Donper Compressor Co Ltd
Current assignee: Huangshi Donper Compressor Co Ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-08-23
Anticipated expiration: 2032-03-02

Abstract

The utility model discloses a piston compressor prevents back liquid amortization device that breathes in, including epicoele and cavity of resorption, epicoele top one side is equipped with the induction port, epicoele top opposite side is equipped with the gas vent, epicoele and cavity of resorption pass through the linker to be connected, the linker up end is equipped with bellied baffle three, when the linker up end is connected with the epicoele, cavity one and cavity two are separated into with the cavity that epicoele and linker are constituteed to baffle three, the linker up end is equipped with oil leak hole two and oil leak hole three, in cavity one is arranged in to oil leak hole two, in cavity two are arranged in to oil leak hole three, the cavity of resorption bottom is equipped with oil leak hole one, cavity one and cavity two link up with the cavity of resorption respectively. The utility model discloses a set up amortization chamber induction port in the epicoele, avoid inhaling the cylinder with liquid refrigerant, can improve the reliability of compressor, this structure is breathed in the inside three cavity that exists at least of amortization, and gas flow path is more complicated, can play better cushioning effect to gas, has reduced the noise of compressor.

Description

Liquid return prevention air suction silencing device of piston compressor

Technical Field

The utility model relates to a piston compressor technical field particularly, relates to a piston compressor prevents returning liquid silencing device that breathes in.

Background

The existing piston compressor aims at improving the performance of the compressor, an air suction port of an air suction silencing cavity of the existing piston compressor generally faces an air suction pipe opening of the compressor, the interior of the silencing cavity is divided into an upper cavity structure and a lower cavity structure through a communicating device, the air suction port of the silencing cavity is arranged in the lower cavity, an air exhaust port is arranged in the upper cavity, the upper cavity and the lower cavity are connected through one or more communicating pipes on the communicating device, the air suction port of the existing air suction silencing cavity is directly opposite to the air suction pipe opening of the compressor, the internal structure is simple, the faults of a gasket, valve block breakage and the like caused by the fact that incompletely evaporated refrigerant liquid enters an air cylinder cannot be prevented, an internal air suction flow channel is simple, and the silencing effect cannot be well played. An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned technical problem among the correlation technique, the utility model provides a piston compressor prevents returning liquid silencing device that breathes in can overcome the above-mentioned not enough of prior art.

In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a piston compressor prevents liquid that returns and breathes in silencing device, includes epicoele and cavity of resorption, epicoele top one side is equipped with the induction port, epicoele top opposite side is equipped with the gas vent, the epicoele with the cavity of resorption is connected through the linker, the linker up end is equipped with bellied baffle three, when linker up end is connected with the epicoele, cavity one and cavity two are separated into with the cavity that epicoele and linker are constituteed to baffle three, the linker up end is equipped with oil leak hole two and oil leak hole three, in cavity one is arranged in to oil leak hole two, in cavity two is arranged in to oil leak hole three, the cavity of resorption bottom is equipped with oil leak hole one, cavity one and cavity two link up with the cavity of resorption respectively.

Furthermore, a first partition plate and a second partition plate are arranged in the upper cavity, a space between the first partition plate and the second partition plate serves as a mounting groove, and when the upper end face of the communicating vessel is connected with the upper cavity, a third partition plate is inserted into the mounting groove.

Furthermore, a rubber pad is arranged at the bottom of the mounting groove, and when the third partition plate is inserted into the mounting groove, the flange part at the top of the third partition plate is embedded into the rubber pad.

Furthermore, a first vertical communicating pipe and a second vertical communicating pipe are arranged on the upper end face of the communicating vessel, and the first communicating pipe is communicated with the first cavity and the lower cavity; the second communicating pipe penetrates through the second cavity and the lower cavity.

The utility model has the advantages that: through all setting up amortization chamber induction port and gas vent at the epicoele, and then make amortization chamber induction port keep away from the compressor and inhale the mouth of pipe, and the internal flow path is more complicated, avoids inhaling the liquid refrigerant in the cylinder, can improve the reliability of compressor, and this structure inhales the amortization inside and has three cavity at least, and the gas flow path is more complicated, can play better cushioning effect to gas, has reduced the noise of compressor.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic front view of a liquid return prevention, air suction and silencing device of a piston compressor according to an embodiment of the present invention.

Fig. 2 is a rear view structure diagram of the liquid return prevention air suction silencer of the piston compressor according to the embodiment of the present invention.

Fig. 3 is a schematic bottom view of the upper chamber 1 according to the embodiment of the present invention.

Fig. 4 is a schematic top view of the communicating vessel 6 according to the embodiment of the present invention.

Fig. 5 is a schematic side view of the communicating vessel 6 according to the embodiment of the present invention.

Fig. 6 is a schematic top view of the lower chamber 2 according to the embodiment of the present invention.

In the figure: 1. the oil leakage structure comprises an upper cavity, a lower cavity, a first oil leakage hole, a second oil leakage hole, a third oil leakage hole, a 41 cavity, a first cavity, a 42 cavity, a second cavity, a 51 partition plate, a 52 partition plate, a second partition plate, a 53 partition plate, a third partition plate, a 6 communicating device, a 61 communicating pipe, a 62 communicating pipe, a 7 air suction port, an 8 air exhaust port.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art all belong to the protection scope of the present invention.

As shown in fig. 1-6, the liquid-return-preventing air-breathing silencer for a piston compressor according to the embodiment of the present invention comprises an upper chamber 1 and a lower chamber 2, wherein an air suction port 7 is disposed on one side of the top of the upper chamber 1, an air exhaust port 8 is disposed on the other side of the top of the upper chamber 1, the upper chamber 1 is connected with the lower chamber 2 through a communicating vessel 6, a third protruding partition 53 is disposed on the upper end surface of the communicating vessel 6, when the upper end surface of the communicating vessel 6 is connected with the upper chamber 1, the third partition 53 divides the cavity formed by the upper chamber 1 and the communicating vessel 6 into a first cavity 41 and a second cavity 42, a second oil leakage hole 32 and a third oil leakage hole 33 are disposed on the upper end surface of the communicating vessel 6, the second oil leakage hole 32 is disposed in the first cavity 41, the third oil leakage hole 33 is disposed in the second cavity 42, a first oil leakage hole 31 is disposed at the bottom of the communicating vessel 2, the first cavity 41 and the second cavity 42 are respectively communicated with the lower chamber 2, the air suction port 7 and the air exhaust port 8 are both arranged on the upper cavity 1, the number and the shape of the air suction port 7 are not limited, the adjustment can be performed according to the displacement of the compressor, the phenomenon that a silencing cavity is just opposite to the air suction port of the compressor to suck refrigerant liquid is avoided, the upper surface and the lower surface of the communicating vessel 6 are respectively connected with the upper cavity 1 and the lower cavity 2, and the joint is completely attached in a closed manner.

In a specific embodiment of the utility model, be equipped with baffle one 51 and baffle two 52 in the epicoele 1, the space between baffle one 51 and the baffle two 52 is as the mounting groove, and when communicating vessel 6 up end was connected with epicoele 1, baffle three 53 inserted in the mounting groove, the perpendicular baffle 53 on communicating vessel 6 and the inside mounting groove of epicoele can have the multiunit, separate into two at least cavities with epicoele 1.

In a specific embodiment of the utility model, the mounting groove bottom is equipped with the rubber pad, and when baffle three 53 inserted the mounting groove, baffle three 53 top flange part was embedded in the rubber pad, for guaranteeing not communicating between each cavity of epicoele 1, the inboard mounting groove bottom of epicoele 1 all was equipped with the rubber pad of certain thickness, guaranteed the gas tightness.

In a specific embodiment of the present invention, a first vertical communication pipe 61 and a second vertical communication pipe 62 are disposed on the upper end surface of the communicating vessel 6, and the first vertical communication pipe 61 penetrates the first cavity 41 and the lower cavity 2; the second communicating pipe 62 penetrates through the second cavity 42 and the lower cavity 2, at least three cavities exist in the silencer with the structure, a gas flow passage is more complex, a better buffering effect can be achieved on gas, and the noise of the compressor is reduced.

For the convenience of understanding the above technical solutions of the present invention, the above technical solutions of the present invention are explained in detail through specific use modes below.

When the utility model is used specifically, according to the utility model, the air suction port 7 and the air exhaust port 8 of the air suction silencer are both arranged on the upper chamber 1, thereby avoiding the air suction silencer from sucking the refrigerant liquid to the air suction port of the compressor, a communicating vessel 6 is arranged between the upper chamber 1 and the lower chamber 2, the upper chamber 1 is divided into two independent chambers, a first chamber 41 and a second chamber 42 through a partition plate 53 on the communicating vessel 6 and a mounting groove (the mounting groove is composed of a partition plate 51 and a partition plate 52) inside the upper chamber 1, each independent chamber in the upper chamber 1 is provided with a vertical communicating pipe connected with the lower chamber 2, the first communicating pipe 61 penetrates the first chamber 41 and the lower chamber 2, the second communicating pipe 62 penetrates the second chamber 42 and the lower chamber 2, the part of each chamber on the cross partition plate of the communicating vessel 6 is provided with a second oil leakage hole 32 and a third oil leakage hole 33, thereby preventing the liquid from being stored, the lower chamber 2 is not provided with a partition design, thereby being beneficial to the buffering and silencing of the gas, the bottom of the lower cavity 2 is also provided with a first oil leakage hole 31.

To sum up, with the help of the above technical scheme of the utility model, through all setting up amortization chamber induction port and gas vent at the epicoele, and then make amortization chamber induction port keep away from the compressor and breathe in the mouth of pipe, and inside runner is more complicated, avoids inhaling the liquid refrigerant in the cylinder, can improve the reliability of compressor, and this structure breathes in the amortization inside and has three cavity at least, and gas flow path is more complicated, can play better cushioning effect to gas, has reduced the noise of compressor.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a piston compressor prevents returning liquid silencing device that breathes in, includes epicoele (1) and cavity (2) down, its characterized in that, epicoele (1) top one side is equipped with induction port (7), epicoele (1) top opposite side is equipped with gas vent (8), epicoele (1) with cavity (2) are connected through linker (6), linker (6) up end is equipped with bellied baffle three (53), when linker (6) up end is connected with epicoele (1), baffle three (53) separate the cavity that epicoele (1) and linker (6) are constituteed into cavity one (41) and cavity two (42), linker (6) up end is equipped with oil leak hole two (32) and oil leak hole three (33), in cavity one (41) is arranged in to oil leak hole two (32), in cavity two (42) are arranged in to oil leak hole three (33), and a first oil leakage hole (31) is formed in the bottom of the lower cavity (2), and the first cavity (41) and the second cavity (42) are communicated with the lower cavity (2) respectively.

2. The piston compressor liquid return prevention, suction and noise reduction device according to claim 1, wherein a first partition plate (51) and a second partition plate (52) are provided in the upper chamber (1), a space between the first partition plate (51) and the second partition plate (52) serves as a mounting groove, and when the upper end surface of the communicating vessel (6) is connected to the upper chamber (1), a third partition plate (53) is inserted into the mounting groove.

3. The piston compressor liquid return prevention, air suction and noise reduction device as claimed in claim 2, wherein a rubber pad is provided at the bottom of the mounting groove, and when the third partition plate (53) is inserted into the mounting groove, a flange portion at the top of the third partition plate (53) is embedded in the rubber pad.

4. The piston compressor liquid return prevention suction muffler device according to claim 1, wherein a first vertical communicating pipe (61) and a second vertical communicating pipe (62) are arranged on the upper end face of the communicating vessel (6), and the first communicating pipe (61) penetrates through the first cavity (41) and the lower cavity (2); the second communicating pipe (62) penetrates through the second cavity (42) and the lower cavity (2).