CN215892869U - Oil separator and compressor oil return system - Google Patents
Oil separator and compressor oil return system Download PDFInfo
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- CN215892869U CN215892869U CN202121348366.XU CN202121348366U CN215892869U CN 215892869 U CN215892869 U CN 215892869U CN 202121348366 U CN202121348366 U CN 202121348366U CN 215892869 U CN215892869 U CN 215892869U
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- oil separator
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- 239000003921 oil Substances 0.000 title claims abstract description 260
- 239000010725 compressor oil Substances 0.000 title claims abstract description 6
- 238000009826 distribution Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 description 11
- 230000000903 blocking effect Effects 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses an oil separator and a compressor oil return system, wherein the oil separator comprises a tank body and a plurality of oil baffle plates, the tank body is provided with an air inlet, an air outlet and an oil return port which are sequentially arranged from top to bottom, and the oil baffle plates are distributed in the tank body in a staggered manner from top to bottom and are arranged between the air inlet and the air outlet.
Description
Technical Field
The utility model relates to the technical field of compressors, in particular to an oil separator and an oil return system of a compressor.
Background
In the heat pump product, lubricating oil is contained in gas discharged by a compressor of the heat pump product, and after the oil enters a condenser along with a refrigerant, an oil film is formed on a heat exchange surface to influence the heat exchange effect.
Generally, oil separators are divided into horizontal oil separators and vertical oil separators, and the horizontal oil separators generally have a large volume and are not beneficial to the structural design of compactness, so that the development of vertical oil separators is particularly important. The existing vertical oil separator mostly adopts centrifugal force to separate oil drops, only can separate oil drops with larger particles, and tiny oil mist is not influenced by the centrifugal force but continuously stays in a system along with refrigerant gas to influence the normal operation of a compressor and a condenser.
Disclosure of Invention
The utility model aims to provide an oil separator which is simple in structure and easy to realize while improving oil separation efficiency.
In order to achieve the purpose, the utility model adopts the following technical scheme to realize the purpose:
an oil separator comprising:
the tank body is provided with an air inlet, an air outlet and an oil return port which are sequentially arranged from top to bottom;
a plurality of oil baffle the jar internal crisscross distribution from top to bottom, and install the air inlet with between the gas outlet.
In some embodiments, the oil deflector extends obliquely downward from a sidewall of the tank.
In some embodiments, two oil baffle plates adjacent to each other up and down extend from two opposite sides of the tank body towards each other.
In some embodiments, the air inlet is located at the top of the tank body, the air outlet is located on the side wall of the tank body, and the oil return port is located at the bottom of the tank body.
In some embodiments, the oil deflector defines an oil and gas passage opening with a sidewall of the tank body.
In some embodiments, the projections of the two oil and gas passing openings which are adjacent up and down on the horizontal plane have no overlapping area
In some embodiments, the horizontal projection area of the oil and gas passage opening is larger than the sectional area of the gas outlet opening.
In some embodiments, the uppermost oil gas passage port and the gas inlet port are located on opposite sides of the tank body, and the lowermost oil gas passage port and the gas outlet port are located on opposite sides of the tank body.
Based on the oil separator, the utility model further provides an oil return system of the compressor, which comprises the compressor and the oil separator, wherein the exhaust end of the compressor is communicated with the air inlet of the oil separator through an exhaust pipeline, and the oil return port of the oil separator is communicated with the air return end of the compressor through an oil return pipeline.
In some embodiments, the oil return line is provided with a capillary tube and a solenoid valve.
Compared with the prior art, the utility model has the advantages and beneficial effects that:
through the air inlet of the setting from top to bottom in proper order in jar body, gas outlet and oil return opening for it is internal that oil gas after the compression gets into jar from top to bottom, at the in-process that oil gas passed downwards, utilize a plurality of oil baffle that from top to bottom crisscross distribution to block layer upon layer, oil gas is constantly by the collision, oil gas is the deceleration step by step, under striking and action of gravity, oil is separated and falls on oil baffle, it keeps off oil to have realized keeping off the oil baffle with oil baffle, collect oil, the oil that separates falls down from oil baffle, and finally by oil return opening outflow oil separator. The oil separator provided by the utility model has the advantages that the plurality of oil baffle plates which are distributed in a staggered manner are utilized, so that oil gas forms a zigzag flow path, multiple times of separation can be realized, the oil separation efficiency can be improved, and the more thorough oil separation is, the more reliable operation of a compressor can be ensured. The oil separator provided by the utility model forms an oil blocking structure by utilizing the plurality of oil blocking plates which are staggered up and down, and the oil separator has a simple internal structure of the tank body, is easy to manufacture and has certain practicability.
Other features and advantages of the present invention will become more apparent from the detailed description of the embodiments of the present invention when taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of an oil separator according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a two-oil separator according to an embodiment of the present invention;
description of reference numerals:
a tank body 1; an air inlet 11; an air outlet 12; an oil return port 13;
an oil baffle plate 2;
oil gas passes through port a.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "lateral", "vertical", and the like indicate orientations or positional relationships based on positional relationships shown in the drawings. The terminology is for the purpose of describing the utility model only and is for the purpose of simplifying the description, and is not intended to indicate or imply that the device or element so referred to must be in a particular orientation, constructed and operated, and is not to be considered limiting of the utility model. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example one
In order to better separate oil and gas discharged by the compressor, the embodiment provides an oil separator which can be applied to any equipment comprising a compressor oil return system.
As shown in fig. 1, the oil separator includes a tank 1 and an oil baffle 2 installed in the tank 1.
The tank body 1 can be prismatic or cylindrical, and the tank body 1 is provided with an air inlet 11, an air outlet 12 and an oil return port 13 which are sequentially arranged from top to bottom.
The oil baffle plates 2 are provided with a plurality of oil baffle plates 2, the oil baffle plates 2 are arranged between the air inlet 11 and the air outlet 12, particularly, the oil baffle plates 2 are distributed in a staggered mode from top to bottom, namely, the projections of the oil baffle plates 2 on the horizontal plane are overlapped.
In this embodiment, compressed oil gas gets into jar body 1 from top to bottom in, at the in-process that oil gas passed downwards, utilize a plurality of oil baffle 2 of staggered distribution from top to bottom to block layer by layer, oil gas constantly is collided, oil gas is the deceleration step by step, under striking and action of gravity, the direction of oil operation changes, oil is separated and falls on oil baffle 2, realized keeping off oil with oil baffle 2, collect oil, the oil that separates falls from oil baffle 2, and finally by oil return opening 13 outflow oil separator. The oil gas forms a zigzag flow path through the plurality of oil baffle plates 2 which are distributed in a staggered mode, multiple times of separation are achieved, the oil separation efficiency is improved, and the more thorough the oil separation, the more reliable operation of the compressor can be guaranteed. In addition, the oil separator of the embodiment utilizes a plurality of oil baffle plates 2 which are staggered up and down to form an oil baffle structure, and the tank body 1 has a simple internal structure, is easy to manufacture and has certain practicability.
In some embodiments, a support frame for fixing the oil baffle 2 may be provided on the sidewall or the bottom of the tank 1.
In some embodiments, a hanger for fixing the oil deflector 2 may be provided on a sidewall or a top of the tank 1.
In order to simplify the internal structure of the tank 1, as shown in fig. 1, the oil baffle plate 2 of the present embodiment is directly formed on the sidewall of the tank 1, and may be connected by welding.
In order to guide the oil collected on the oil deflector 2 to fall, specifically, the oil deflector 2 extends obliquely downward from the side wall of the tank 1.
The angle between the oil baffle plate 2 and the horizontal direction is preferably 5-20 degrees.
The included angles between different oil baffle plates 2 and the horizontal direction can be different.
In order to improve the guiding efficiency of the oil-gas flow direction, the oil baffle plates 2 are staggered from top to bottom in sequence in the embodiment.
As shown in fig. 1, one end of the oil baffle 2, which is not in contact with the side wall of the tank body 1, defines an oil gas passage opening a with the side wall of the tank body 1.
On one hand, after the oil gas passes through the oil gas passing hole A, the oil gas collides with the oil baffle plate 2 below to be further subjected to oil-gas separation, and on the other hand, the oil collected on the oil baffle plate 2 falls along the oil gas passing hole A.
In order to avoid that oil gas passes through two adjacent oil gas passing openings A continuously, the projections of two adjacent oil gas passing openings A on the horizontal plane do not have an overlapping area, namely the projections of the oil gas passing openings A on the horizontal plane fall on the oil baffle plate 2 below the oil gas passing openings A, the oil gas is prevented from descending by crossing the layer, and the oil is reliably guided to flow through the step-by-step guiding of the oil baffle plate 2.
In order to form a zigzag flow path and simultaneously avoid the excessive disorder of the flow direction of the internal oil gas, in the embodiment, the two oil baffle plates 2 which are adjacent up and down extend obliquely and downwards from the two opposite sides of the tank body 1 to the opposite side respectively, as shown in fig. 1, the front side and the rear side of each oil baffle plate 2 are connected to the front side wall and the rear side wall of the tank body 1 respectively, so that the two oil gas passing openings a which are adjacent up and down are located on the two opposite sides of the tank body 1 respectively, and thus the two oil gas passing openings a which are adjacent up and down are far away from each other.
In order to reduce the resistance of the oil gas passing opening A to the gas, the horizontal projection area of the oil gas passing opening A is larger than the sectional area of the gas outlet 12 in the embodiment.
Specifically, the horizontal projection area of the oil gas passage opening a may be n times the sectional area of the gas outlet 12, where n is an integer greater than 1.
Because a plurality of oil baffle plates 2 are arranged between the air inlet 11 and the air outlet 12, namely, the oil baffle plate 2 positioned at the top is close to the air inlet 11, the oil-gas passing port A defined between the oil baffle plate 2 positioned at the top and the side wall of the tank body 1 is the oil-gas passing port A at the top, in order to further prolong the flow path of the oil gas, in the embodiment, the oil-gas passing port A positioned at the top and the air inlet 11 are respectively arranged at two opposite sides of the tank body 1, so that the oil-gas passing port A positioned at the top is far away from the air inlet 11, the oil gas flowing in from the air inlet 11 initially is ensured not to directly pass through the oil-gas passing port A at the top, but can all impact the oil baffle plate 2 at the top, and thus the primary separation is formed.
As shown in fig. 1, the air inlet 11 is located at the top of the tank 1, specifically, at the right side of the top of the tank 1, and the uppermost oil gas passage a is located at the left side inside the tank 1.
Because a plurality of oil baffle plates 2 set up between air inlet 11 and gas outlet 12, be located the oil baffle plate 2 of the below and be close to gas outlet 12 promptly, so, the oil gas that is located to limit between oil baffle plate 2 of the below and the lateral wall of jar body 1 passes through mouth A for the oil gas of below and passes through mouth A, in order to further prolong the flow path of oil gas, in this embodiment, the oil gas that is located the below passes through mouth A and gas outlet 12 and sets up respectively in the relative both sides of jar body 1, so that make to be located between oil gas that the oil gas passes through mouth A of the below and the gas outlet 12 far away from, avoid the oil that falls by oil gas passing through mouth A of the below to get into gas outlet 12.
As shown in fig. 1, the air outlet 12 is located on the right side wall of the tank 1, and the lowermost oil gas passage a is located on the left side inside the tank 1.
In order to better recover the separated lubricating oil, the oil return port 13 is positioned at the bottom of the tank 1 in the embodiment.
Specifically, an inclined plane may be formed at the bottom of the can body 1, and the oil return port 13 may be opened at the lowest portion of the inclined plane.
Example two
In order to better separate oil and gas discharged by the compressor, the embodiment provides an oil separator which can be applied to any equipment comprising a compressor oil return system.
As shown in fig. 2, the oil separator includes a tank 1 and an oil baffle 2 installed in the tank 1.
The tank body 1 can be prismatic or cylindrical, and the tank body 1 is provided with an air inlet 11, an air outlet 12 and an oil return port 13 which are sequentially arranged from top to bottom.
The oil baffle plates 2 are provided with a plurality of oil baffle plates 2, the oil baffle plates 2 are arranged between the air inlet 11 and the air outlet 12, particularly, the oil baffle plates 2 are distributed in a staggered mode from top to bottom, namely, the projections of the oil baffle plates 2 on the horizontal plane are overlapped.
In this embodiment, in order to improve the oil blocking effect, specifically, the oil blocking plate 2 extends horizontally from the side wall of the tank 1.
In some embodiments, the oil baffle 2 extending horizontally and the oil baffle 2 extending obliquely can also be arranged in the tank body 1.
In order to improve the guiding efficiency of the oil-gas flow direction, the oil baffle plates 2 are staggered from top to bottom in sequence in the embodiment.
As shown in fig. 2, one end of the oil baffle 2, which is not in contact with the side wall of the tank body 1, defines an oil gas passage opening a with the side wall of the tank body 1.
On one hand, after the oil gas passes through the oil gas passing hole A, the oil gas collides with the oil baffle plate 2 below to be further subjected to oil-gas separation, and on the other hand, the oil collected on the oil baffle plate 2 falls along the oil gas passing hole A.
In order to avoid that oil gas passes through two adjacent oil gas passing openings A continuously, the projections of two adjacent oil gas passing openings A on the horizontal plane do not have an overlapping area, namely the projections of the oil gas passing openings A on the horizontal plane fall on the oil baffle plate 2 below the oil gas passing openings A, the oil gas is prevented from descending by crossing the layer, and the oil is reliably guided to flow through the step-by-step guiding of the oil baffle plate 2.
In order to form a zigzag flow path and simultaneously avoid the excessive disorder of the flow direction of the internal oil gas, in the embodiment, the two oil baffle plates 2 which are adjacent up and down horizontally extend towards one side of the opposite side from the two opposite sides of the tank body 1 respectively, as shown in fig. 2, the front side and the rear side of each oil baffle plate 2 are connected to the front side wall and the rear side wall of the tank body 1 respectively, so that the two oil gas passing openings a which are adjacent up and down are located on the two opposite sides of the tank body 1 respectively, and therefore the two oil gas passing openings a which are adjacent up and down are far away from each other.
In order to reduce the resistance of the oil gas passing port a to oil gas, the horizontal projection area of the oil gas passing port a in this embodiment is larger than the sectional area of the gas outlet 12.
Specifically, the horizontal projection area of the oil gas passage opening a may be n times the sectional area of the gas outlet 12, where n is an integer greater than 1.
Because a plurality of oil baffle plates 2 are arranged between the air inlet 11 and the air outlet 12, namely, the oil baffle plate 2 positioned at the top is close to the air inlet 11, the oil-gas passing port A defined between the oil baffle plate 2 positioned at the top and the side wall of the tank body 1 is the oil-gas passing port A at the top, in order to further prolong the flow path of the oil gas, in the embodiment, the oil-gas passing port A positioned at the top and the air inlet 11 are respectively arranged at two opposite sides of the tank body 1, so that the oil-gas passing port A positioned at the top is far away from the air inlet 11, the oil gas flowing in from the air inlet 11 initially is ensured not to directly pass through the oil-gas passing port A at the top, but can all impact the oil baffle plate 2 at the top, and thus the primary separation is formed.
As shown in fig. 2, the air inlet 11 is located at the upper part of the right side wall of the tank 1, and the uppermost oil gas passage a is located at the left side inside the tank 1.
Because a plurality of oil baffle plates 2 set up between air inlet 11 and gas outlet 12, be located the oil baffle plate 2 of the below and be close to gas outlet 12 promptly, so, the oil gas that is located to limit between oil baffle plate 2 of the below and the lateral wall of jar body 1 passes through mouth A for the oil gas of below and passes through mouth A, in order to further prolong the flow path of oil gas, in this embodiment, the oil gas that is located the below passes through mouth A and gas outlet 12 and sets up respectively in the relative both sides of jar body 1, so that make to be located between oil gas that the oil gas passes through mouth A of the below and the gas outlet 12 far away from, avoid the oil that falls by oil gas passing through mouth A of the below to get into gas outlet 12.
As shown in fig. 2, the air outlet 12 is located at the lower part of the right side wall of the tank 1, and the lowest oil gas passage a is located at the left side inside the tank 1.
In order to better recover the separated lubricating oil, the oil return port 13 is positioned at the bottom of the tank 1 in the embodiment.
In some embodiments, a concave curved surface may be formed at the bottom of the can body 1, and the oil return opening 13 may be formed at the lowest portion of the concave curved surface.
In addition, this embodiment still adopts the porous plate body as oil baffle 2 to play certain filter effect.
In some embodiments, a screen covering the oil and gas passing opening a may be further provided in the tank body 1.
EXAMPLE III
Based on the oil separator, the present embodiment provides an oil return system for a compressor, which includes a compressor and the oil separator in any of the embodiments, wherein a discharge line is used to communicate between a discharge end of the compressor and an air inlet 11 of the oil separator, and an oil return port 13 of the oil separator is used to communicate with an air return end of the compressor.
In order to effectively return oil, a capillary tube is arranged on an oil return pipeline, an electromagnetic valve is further arranged on the oil return pipeline for convenient control, and the prior art can be referred to in a specific control mode.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An oil separator, comprising:
the tank body is provided with an air inlet, an air outlet and an oil return port which are sequentially arranged from top to bottom;
a plurality of oil baffle the jar internal crisscross distribution from top to bottom, and install the air inlet with between the gas outlet.
2. The oil separator of claim 1, wherein the oil deflector extends obliquely downward from a sidewall of the tank.
3. The oil separator of claim 1, wherein two of said oil baffle plates adjacent one another extend from opposite sides of said tank toward one another.
4. The oil separator of claim 1, wherein the air inlet is located at a top of the tank, the air outlet is located at a side wall of the tank, and the oil return is located at a bottom of the tank.
5. The oil separator of any one of claims 1 to 4, wherein an oil and gas passage is defined between the oil baffle and a sidewall of the tank.
6. The oil separator of claim 5 wherein the projections of two said oil and gas passage openings adjacent one above the other in a horizontal plane have no overlapping area.
7. The oil separator of claim 5, wherein a horizontal projected area of the oil and gas passage opening is greater than a cross-sectional area of the gas outlet opening.
8. The oil separator of claim 5, wherein the uppermost oil and gas passage opening and the gas inlet opening are located on opposite sides of the tank, and the lowermost oil and gas passage opening and the gas outlet opening are located on opposite sides of the tank.
9. An oil return system of a compressor, which comprises the oil separator as claimed in any one of claims 1 to 8, wherein the exhaust end of the compressor is communicated with the air inlet of the oil separator through an exhaust pipeline, and the oil return port of the oil separator is communicated with the air return end of the compressor through an oil return pipeline.
10. The compressor oil return system of claim 9 wherein the oil return line is provided with a capillary tube, a solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121348366.XU CN215892869U (en) | 2021-06-17 | 2021-06-17 | Oil separator and compressor oil return system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121348366.XU CN215892869U (en) | 2021-06-17 | 2021-06-17 | Oil separator and compressor oil return system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215892869U true CN215892869U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121348366.XU Active CN215892869U (en) | 2021-06-17 | 2021-06-17 | Oil separator and compressor oil return system |
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| Country | Link |
|---|---|
| CN (1) | CN215892869U (en) |
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2021
- 2021-06-17 CN CN202121348366.XU patent/CN215892869U/en active Active
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