CN111794942B

CN111794942B - Flow guide assembly, compressor and temperature adjusting equipment

Info

Publication number: CN111794942B
Application number: CN202010572174.0A
Authority: CN
Inventors: 麦嘉伟; 相玲玲; 凡沁; 朱飞; 黄骏; 彭杰; 沈镇文
Original assignee: Wanbao Group Compressor Co ltd
Current assignee: Wanbao Group Compressor Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2022-04-12
Anticipated expiration: 2040-06-22
Also published as: CN111794942A

Abstract

The invention discloses a flow guide assembly, a compressor and temperature adjusting equipment, which comprise: a flow guide member having a flow guide through hole; the silencing component is arranged in the flow guide through hole, the edge of the silencing component is attached or connected with the hole wall of the flow guide through hole, and the silencing component is provided with a throttling channel; the oil-gas separation component is arranged in the flow guide through hole, the edge of the oil-gas separation component is attached to or connected with the hole wall of the flow guide through hole, the oil-gas separation component is provided with a bent oil-gas separation channel, and a first oil return hole is formed in the bottom of the oil-gas separation channel; and a second oil return hole connected with the first oil return hole is formed in the bottom of the flow guide part. The exhaust noise reduction can be realized, the noise of the system is reduced, the oil-gas separation can be realized, and the system efficiency is improved.

Description

Flow guide assembly, compressor and temperature adjusting equipment

Technical Field

The invention is used in the field of compressors, and particularly relates to a flow guide assembly, a compressor and temperature regulating equipment.

Background

Due to the specific structure of part of the compressor, the high-temperature and high-pressure refrigerant after compression is arranged in the shell, and the high-pressure refrigerant can generate pulse in the shell, so that noise and vibration can be caused, and the noise of the whole refrigerating system is increased or resonance can be caused. Simultaneously, the high temperature refrigerant can let this internal lubricating oil of compressor form the oil mist, and the oil mist can be along with high-pressure refrigerant discharge compressor, gets into in the refrigerating system capillary, causes the capillary to block up, and the refrigeration effect descends greatly, and current compressor design is high-pressure refrigerant in to the casing, all does not have to it carry out structural exhaust to fall to make an uproar and oil-gas separation processing.

Disclosure of Invention

The invention aims to at least solve one of the technical problems in the prior art, and provides a flow guide assembly, a compressor and temperature regulating equipment, which can realize exhaust and noise reduction, reduce the noise of a system, realize oil-gas separation and improve the efficiency of the system.

The technical scheme adopted by the invention for solving the technical problems is as follows:

in a first aspect, a flow directing assembly comprises:

a flow guide member having a flow guide through hole;

the silencing component is arranged in the flow guide through hole, the edge of the silencing component is attached or connected with the hole wall of the flow guide through hole, and the silencing component is provided with a throttling channel;

the oil-gas separation component is arranged in the flow guide through hole, the edge of the oil-gas separation component is attached to or connected with the hole wall of the flow guide through hole, the oil-gas separation component is provided with a bent oil-gas separation channel, and a first oil return hole is formed in the bottom of the oil-gas separation channel;

and a second oil return hole connected with the first oil return hole is formed in the bottom of the flow guide part.

With reference to the first aspect, in certain implementations of the first aspect, a plurality of throttle holes are formed around the throttle passage, and a third oil return hole connected to the throttle holes is formed in the bottom of the flow guide part.

With reference to the first aspect and the foregoing implementation manners, in some implementation manners of the first aspect, the sound attenuation member is provided with bellmouths on both the front side and the rear side of the throttling channel.

With reference to the first aspect and the foregoing implementation manners, in some implementation manners of the first aspect, the edge of the bell mouth is provided with a flange attached to or connected with the hole wall of the flow guiding through hole, and the sound attenuation member is provided with a ring groove outside the throttling channel.

With reference to the first aspect and the foregoing implementation manners, in certain implementation manners of the first aspect, the oil-gas separation component includes a first oil-gas separation component and a second oil-gas separation component, the first oil-gas separation component and the second oil-gas separation component are split along an oil-gas separation channel, and the first oil-gas separation component and the second oil-gas separation component form the oil-gas separation component after being combined.

In a second aspect, a compressor includes the flow guide assembly of any one of the implementations of the first aspect.

With reference to the second aspect, in certain implementation manners of the second aspect, a plurality of baffles are arranged between the compression assembly and the exhaust pipe inside the compressor, an oil passage is arranged at the bottom of each baffle, a mounting hole is formed in each baffle, and the flow guide assembly is arranged in the mounting hole.

With reference to the second aspect and the foregoing implementation manners, in certain implementation manners of the second aspect, the baffle plates are provided with sound-deadening bags, the volume of each sound-deadening bag is V2, the number of sound-deadening bags is n, a sound-deadening cavity is formed between adjacent baffle plates, and the volume of the sound-deadening cavity is V1, where (V2 × n)/V1 is 0.1-0.3.

With reference to the second aspect and the foregoing implementation manners, in some implementation manners of the second aspect, the flow guide assemblies on adjacent baffles are distributed in a staggered manner.

In a third aspect, a temperature regulating device comprises the compressor in any one of the implementation manners of the second aspect.

One of the above technical solutions has at least one of the following advantages or beneficial effects: the guide assembly has the functions of silencing and oil-gas separation, gas flows in the guide assembly, and silencing is realized through the throttling channel of the silencing assembly, so that the noise of the system is reduced; the oil-gas separation is realized through the oil-gas separation channel of the oil-gas separation component, the separated oil liquid flows back into the shell under the action of the gravity of the oil mist, the oil mist is prevented from being discharged out of the compressor along with high-pressure gas to cause the blockage of a refrigeration system, and the system efficiency is improved.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural view of one embodiment of a flow directing assembly of the present invention;

FIG. 2 is a schematic cross-sectional view of one embodiment shown in FIG. 1;

FIG. 3 is an isometric view of one embodiment of the sound attenuating member shown in FIG. 1;

FIG. 4 is a schematic cross-sectional view of one embodiment of the sound attenuating member shown in FIG. 1;

FIG. 5 is a schematic diagram of the configuration of an oil-gas separation component of one embodiment shown in FIG. 1;

FIG. 6 is a schematic illustration of the configuration of the first and second oil and gas separation components of the embodiment shown in FIG. 1;

FIG. 7 is a schematic illustration of an embodiment of the first oil-gas separation component shown in FIG. 1;

FIG. 8 is a schematic structural view of an embodiment of the compressor of the present invention;

FIG. 9 is a front view of the baffle structure of one embodiment shown in FIG. 8;

FIG. 10 is a side view of the baffle structure of one embodiment shown in FIG. 8.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the present invention, if directions (up, down, left, right, front, and rear) are described, it is only for convenience of describing the technical solution of the present invention, and it is not intended or implied that the technical features referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, it is not to be construed as limiting the present invention.

In the invention, the meaning of "a plurality" is one or more, the meaning of "a plurality" is more than two, and the terms of "more than", "less than", "more than" and the like are understood to exclude the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the present invention, unless otherwise specifically limited, the terms "disposed," "mounted," "connected," and the like are to be understood in a broad sense, and for example, may be directly connected or indirectly connected through an intermediate; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above-mentioned words in the present invention can be reasonably determined by those skilled in the art in combination with the detailed contents of the technical solutions.

Referring to fig. 1 and 2, an embodiment of the invention provides a flow guide assembly, which comprises a flow guide component 1, a sound attenuation component 2 and an oil-gas separation component 3. The guide component 1, the silencing component 2 and the oil-gas separation component 3 are integrally formed or assembled into a whole after being respectively formed, referring to fig. 2, the guide component 1 is provided with a guide through hole 11, and the guide through hole 11 can be a straight hole or a bent hole and is used for guiding a high-pressure refrigerant. The silencing component 2 and the oil-gas separation component 3 are both arranged in the flow guide through hole 11, the silencing component 2 is positioned in front of or behind the oil-gas separation component 3 along the direction of the high-pressure refrigerant flowing through the flow guide through hole 11, and one or more silencing components 2 and the oil-gas separation component 3 are arranged in the flow guide through hole 11. The guide assembly realizes the functions of noise elimination and oil-gas separation through the noise elimination component 2 and the oil-gas separation component 3, reduces the noise of the system, avoids the blockage of a refrigeration system caused by the fact that oil mist is discharged out of the compressor along with high-pressure gas, and improves the efficiency of the system.

Referring to fig. 2, the edge of the noise elimination component 2 is attached or connected to the hole wall of the flow guide through hole 11, the noise elimination component 2 is provided with a throttling channel 21, the aperture of the throttling channel 21 is suddenly shrunk to realize the throttling effect, and the high-pressure refrigerant flows through the throttling channel 21 to realize the noise elimination effect.

Referring to fig. 2, the edge of the oil-gas separation component 3 is attached or connected to the hole wall of the flow guiding through hole 11, the oil-gas separation component 3 has a curved oil-gas separation channel 31, the high-pressure refrigerant and the oil mist can flow continuously in an irregular direction, most of the oil mist passes through the curved oil-gas separation channel 31 and can collide against the inner wall of the oil-gas separation channel 31 to be decelerated and deposited on the inner wall, and the oil mist is gathered to the bottommost part of the oil-gas separation channel 31, referring to fig. 7.

The oil-gas separation part 3 is provided with a first oil return hole 32 at the bottom of the oil-gas separation channel 31, the bottom of the flow guide part 1 is provided with a second oil return hole 12 connected with the first oil return hole 32, and oil drops flow back into the shell under the action of gravity.

In some embodiments, referring to fig. 2, 3 and 4, a plurality of throttle holes 22 are arranged around the throttle passage 21, a third oil return hole 13 connected with the throttle holes 22 is arranged at the bottom of the flow guide part 1, high-speed oil mist collides against the inner wall of the flow guide part 1 through the throttle holes 22, oil drops precipitate and gather, and flow back to the compressor shell through an oil hole below the flow guide part 1 under the action of gravity, and the silencing part 2 in the embodiment has an oil-gas separation function while achieving a silencing effect, namely, the oil-gas separation effect is better by combining the silencing part 2 with the oil-gas separation part 3.

In some embodiments, referring to fig. 3 and 4, the silencing part 2 is provided with bell mouths 23 on both the front side and the rear side of the throttling channel 21, that is, both the front side and the rear side of the throttling channel 21 adopt conical surface transition, and a high-pressure refrigerant enters the flow guide part 1, throttles through the throttling channel 21 of the silencer, and expands through the bell mouth 23 to be discharged, so as to achieve a better silencing effect.

Further, referring to fig. 3 and 4, the edge of the bell mouth 23 is provided with a flange 24 attached or connected to the hole wall of the flow guiding through hole 11, the outer side of the throttling channel 21 of the silencing part 2 is provided with a ring groove 25, the silencing part 2 is in a diabolo shape as a whole, the silencing part 2 is in a structural form with two fixed ends to form a double-point support, and the connection stability with the flow guiding part 1 is better. Moreover, the silencing component 2 forms a shell-shaped structure with uniform wall thickness, and the manufacturing difficulty and the cost are lower.

The oil-gas separation component 3 may be one component or a combination of multiple components, for example, in the embodiments described in fig. 5, 6, and 7, in order to reduce the manufacturing difficulty, the oil-gas separation component 3 includes a first oil-gas separation component 33 and a second oil-gas separation component 34, the first oil-gas separation component 33 and the second oil-gas separation component 34 are cut along the oil-gas separation channel 31, the first oil-gas separation component 33 and the second oil-gas separation component 34 only have a part of the oil-gas separation channel 31, and the first oil-gas separation component 33 and the second oil-gas separation component 34 are combined to form the oil-gas separation component 3.

Referring to fig. 8, an embodiment of the present invention further provides a compressor, including the flow guiding assembly of any one of the above embodiments, the flow guiding assembly may be disposed on a refrigerant flow path inside a compressor housing, or disposed at an exhaust pipe opening 42 of the housing 41, the inside of the compressor housing 41 is a compressed high-temperature and high-pressure refrigerant, the flow guiding assembly has a function of noise elimination and oil-gas separation, gas is expanded and noise eliminated in the flow guiding component 1, then undergoes a curved oil-gas separation, and separated oil liquid flows back into the housing 41 under the gravity action of oil mist, so as to prevent the oil mist from being discharged out of the compressor along with the high-pressure gas to cause blockage of a refrigeration system.

In some embodiments, referring to fig. 8 and 9, a plurality of baffles 5 are disposed inside the compressor between the compression assembly 43 and the discharge pipe, the high-pressure refrigerant housing 41 is divided into a plurality of independent muffling chambers by the baffles 5, and the bottom of the baffles 5 is provided with oil channels 51 for returning the separated oil to the housing 41 for lubricating the moving parts. The baffles 5 form a labyrinth oil-gas separator, and oil mist with high flow rate impacts the labyrinth baffles 5 and gradually converges into heavier oil drops. The oil droplets flow back into the housing 41 under the action of gravity, passing through the oil passage 51 of the noise-reducing labyrinth 5.

Referring to fig. 8 and 9, the baffle 5 is provided with a mounting hole 52, the flow guide assembly is arranged in the mounting hole 52, the silencing cavities are communicated by the flow guide part 1, and a silencer with a silencing function and an oil-gas separator with an oil-gas separation function are arranged in the flow guide part 1.

The baffle 5 may be a flat plate or a non-flat plate, for example, in some embodiments, referring to fig. 8, 9 and 10, the baffle 5 is provided with a sound-deadening bag 53, and the sound-deadening bag 53 has a circular, square or conical, etc. discrete convex structure, i.e., one side is convex and the other side is concave, and the sound-deadening bag functions to increase the reflection of noise in the housing 41, weaken the sound energy thereof and reduce the noise. The more the silencing bags and the larger the convex volume are, the better the silencing effect is, but the excessive silencing bags and the convex volume can cause the volume of the silencing cavity to be reduced, the throttling resistance to be increased, and the overall performance of the compressor is influenced.

In order to obtain sufficient noise elimination effect and not influence the overall performance of the compressor, the volume of the silencing bags 53 is V2, the number of the silencing bags 53 is n, a silencing cavity is formed between the adjacent baffles 5, and the volume of the silencing cavity is V1, wherein (V2 Xn)/V1 is 0.1-0.3.

In some embodiments, referring to fig. 8, the flow directing assemblies on adjacent baffles 5 are staggered. The optimal method is as follows: the two adjacent flow guide parts 1 are correspondingly distributed at 180 degrees near the outer side of the noise elimination labyrinth baffle 5, so that the area of the refrigerant and the oil mist flowing through the noise elimination cavity is maximized, the refrigerant can be fully expanded and subjected to noise reduction and then enters the next noise elimination cavity, and more oil mist collides against the noise elimination labyrinth baffle 5.

The embodiment of the invention also provides temperature adjusting equipment comprising the compressor in any embodiment. The temperature adjusting device comprises an air conditioner and a refrigerator, and the temperature adjusting device adopts the compressor, so that the temperature adjusting device has the corresponding technical advantages of the compressor, and the temperature adjusting device is not repeated in the application document.

In the description herein, references to the description of the term "example," "an embodiment," or "some embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. A compressor is characterized by comprising a flow guide assembly, wherein a plurality of baffle plates are arranged between a compression assembly and an exhaust pipe in the compressor, mounting holes are formed in the baffle plates, and the flow guide assembly is arranged in the mounting holes; the baffle plates are provided with silencing bags, the volume of each silencing bag is V2, the number of the silencing bags is n, a silencing cavity is formed between every two adjacent baffle plates, and the volume of each silencing cavity is V1, wherein (V2 Xn)/V1 is 0.1-0.3;

wherein, the water conservancy diversion subassembly includes:

a flow guide member having a flow guide through hole;

2. The compressor of claim 1, wherein a plurality of throttle holes are formed around the throttle passage, and a third oil return hole connected with the throttle holes is formed in the bottom of the flow guide part.

3. The compressor of claim 1, wherein the sound-deadening member is provided with bellmouths on both of front and rear sides of the throttle passage.

4. The compressor of claim 3, wherein the edges of the bell mouth are provided with flanges attached to or connected with the walls of the flow guide through holes, and the sound attenuation member is provided with a ring groove outside the throttling channel.

5. The compressor of claim 1, wherein the oil-gas separation component comprises a first oil-gas separation component and a second oil-gas separation component, the first oil-gas separation component and the second oil-gas separation component are split along an oil-gas separation channel, and the first oil-gas separation component and the second oil-gas separation component are combined to form the oil-gas separation component.

6. The compressor of claim 1, wherein the bottom of the baffle is provided with an oil passage.

7. The compressor of claim 1, wherein the flow guide assemblies on adjacent baffles are staggered.

8. A temperature-adjusting apparatus, characterized by comprising the compressor of any one of claims 1 to 7.