CN211009082U - Oil injection screw compressor with noise reduction and oil reduction functions - Google Patents
Oil injection screw compressor with noise reduction and oil reduction functions Download PDFInfo
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- CN211009082U CN211009082U CN201921689286.3U CN201921689286U CN211009082U CN 211009082 U CN211009082 U CN 211009082U CN 201921689286 U CN201921689286 U CN 201921689286U CN 211009082 U CN211009082 U CN 211009082U
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Abstract
The utility model provides an oil spout helical-lobe compressor of falling oil of making an uproar falls, include: the device comprises a shell, a first cover, a second cover and a first cover, wherein an inner cavity is formed inside the shell; the main machine and the oil-gas barrel are arranged in the inner cavity of the machine shell, and the oil-gas barrel is positioned at the bottom of the inner cavity; the noise-reducing and oil-reducing mechanism comprises a bottom plate and a plurality of vertical plates, the vertical plates are connected to the bottom plate, an inlet hole is formed in the vertical plate on the outer side, the vertical plates in cross connection divide the space above the oil-gas barrel into a zigzag passage, and small holes facing the oil-gas barrel are formed in the bottom plate; the tail end of the air duct extends downwards from the exhaust port of the host machine and bends and extends upwards to the outer side of the inlet hole. The utility model discloses with the air current direction, the control vibration reduces the striking, increases the aperture and is used for making an uproar to fall. And a noise-reducing and oil-reducing mechanism is added in the oil-gas barrel, so that the collision area is increased to ensure that oil drops are settled better. And an air passage is arranged in the oil gas barrel, and the oil gas barrel is subjected to multiple times of collision, separation and settlement to reduce the oil content of exhaust gas.
Description
Technical Field
The utility model relates to an oil spout helical-lobe compressor of falling oil of making an uproar falls.
Background
The compressor, especially the integrated compressor, has large noise and high oil content. The main sources causing loud noise are: 1. airflow sound generated by turbulence and vortex of high-pressure gas 2. vibration caused by impact of the high-pressure gas on the barrel wall and noise generated by vibration of the machine and parts. The main reasons for the high oil content of the exhaust gas of the integrated machine head are as follows: the high-pressure oil-gas mixture is directly sprayed into the oil-gas barrel, so that the oil level surface shakes, and the oil-gas mixture splashes upwards. Due to the limitation of design, the oil level surface is close to the exhaust port, so that the oil-gas mixture is not directly discharged into the oil-gas separator through rough separation, the oil content in the exhaust port is increased, and the service life of the oil-gas separator is influenced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is in order to overcome prior art oil spout screw compressor high-pressure gas and produce the noise easily, and oil-gas mixture directly gets into oil and gas separator, influences the defect in oil and gas separator life-span, provides an oil spout screw compressor who falls the oil of making an uproar.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
the oil-injection screw compressor with the noise and oil reduction function is characterized by comprising the following components:
the electronic device comprises a shell, a first circuit board and a second circuit board, wherein an inner cavity is formed inside the shell;
the host and the oil gas barrel are arranged in the inner cavity of the shell, and the oil gas barrel is positioned at the bottom of the inner cavity;
the noise-reducing and oil-reducing mechanism comprises a bottom plate and a plurality of vertical plates, the vertical plates are connected to the bottom plate, the vertical plates on the outer side are provided with an inlet hole, the vertical plates in cross connection divide the space above the oil-gas barrel into zigzag paths, and the bottom plate is provided with small holes facing the oil-gas barrel;
the head end of the air duct is connected with the exhaust port of the host machine, and the tail end of the air duct extends downwards from the exhaust port of the host machine and bends to extend upwards to the outer side of the inlet hole.
The oil-gas mixture after compression can strike the mechanism of making an uproar of falling of oil-gas bucket top through the air duct, reduces the gas velocity of flow and tentatively through aperture separation oil gas to reduce the striking of high-pressure draught to bucket wall and oil level. Secondly, the cross-linked vertical plates guide the air flow, thereby inhibiting vortex generation and flow disturbance. And finally, drilling small holes on the noise reduction and oil reduction mechanism, and reducing the impact force of airflow by using the buffer damping of small hole gas so as to reduce noise.
To reduce the exhaust oil content: aiming at the reason of causing high oil content, the noise-reduction oil-reduction mechanism is additionally arranged in the oil gas barrel, so that the collision area and the collision frequency are increased through the collision noise-reduction oil-reduction mechanism, oil drops are rapidly settled, the effect of oil-gas coarse separation is achieved, and the oil level and the gas circuit are isolated by the noise-reduction oil-reduction mechanism. In addition, a bottom plate is added to the noise-reducing and oil-reducing mechanism, so that the oil level is prevented from shaking upwards.
The advantage of this scheme is for with the air current direction, and the control vibration reduces the striking, increases the aperture and is used for making an uproar. And a noise-reducing and oil-reducing mechanism is added in the oil-gas barrel, so that the collision area is increased to ensure that oil drops are settled better. And an air passage is arranged in the oil gas barrel, and the oil gas barrel is subjected to multiple times of collision, separation and settlement to reduce the oil content of exhaust gas.
Preferably, the periphery of the bottom plate is connected with the vertical plate or the inner wall of the casing in a sealing manner.
Preferably, the vertical plates comprise a plurality of transverse vertical plates and a plurality of longitudinal vertical plates, and the transverse vertical plates and the longitudinal vertical plates are in cross connection so as to divide the space above the oil gas barrel into zigzag paths.
Preferably, the height of the vertical plate is lower than that of the horizontal plate, and a gap is formed between the upper part of the vertical plate and the inner wall of the casing so as to communicate with the spaces at two sides of the vertical plate.
Preferably, the transverse plate comprises a lower part and a higher part, the height of the lower part is less than that of the lower part, and a gap is formed between the upper part of the lower part and the inner wall of the casing so as to communicate the spaces on two sides of the lower part.
Preferably, the vertical plates and the horizontal plates divide the space above the oil gas barrel into four cavity spaces which are communicated in sequence.
Preferably, the transverse plate comprises a side edge facing to the side and an upper edge facing to the upper part, the upper part of the side edge, which is located on the bottom plate, is connected and sealed with the inner wall of the machine shell, and the upper edge is connected and sealed with the inner wall of the machine shell.
Preferably, the passage between the tail end of the air duct and the inlet hole is formed by the enclosure.
Preferably, the noise-reducing and oil-reducing mechanism is made of sheet metal parts.
Preferably, the inlet aperture is circular in shape.
The utility model discloses an actively advance the effect and lie in: the utility model discloses with the air current direction, the control vibration reduces the striking, increases the aperture and is used for making an uproar to fall. And a noise-reducing and oil-reducing mechanism is added in the oil-gas barrel, so that the collision area is increased to ensure that oil drops are settled better. And an air passage is arranged in the oil gas barrel, and the oil gas barrel is subjected to multiple times of collision, separation and settlement to reduce the oil content of exhaust gas.
Drawings
Fig. 1 is a schematic structural view of a noise reduction and oil reduction mechanism according to a preferred embodiment of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the oil-injected screw compressor with noise reduction and oil reduction according to the preferred embodiment of the present invention.
Detailed Description
The present invention will be more clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the utility model discloses an oil injection helical-lobe compressor of falling oil of making an uproar falls, wherein, the oil injection helical-lobe compressor of falling oil of making an uproar falls and constructs 1, casing 2, oil gas bucket 21, air duct 3 and host computer 4 including falling the oil of making an uproar.
As shown in fig. 2, the noise-reducing and oil-reducing oil-injected screw compressor of the present embodiment includes a casing 2, and an internal cavity is formed inside the casing 2, and the casing 2 of the present embodiment is designed as an integral type, that is, functional components and internal pipelines are integrated.
As shown in fig. 2, the noise-reducing and oil-reducing oil-injecting screw compressor of the present embodiment includes a main unit 4 and an oil-gas barrel 21, the main unit 4 and the oil-gas barrel 21 are disposed in an internal cavity of the casing 2, and the oil-gas barrel 21 is located at the bottom of the internal cavity.
As shown in fig. 1 and fig. 2, the oil injection screw compressor for reducing noise and oil of the present embodiment further includes a noise reduction and oil reduction mechanism 1, where the noise reduction and oil reduction mechanism 1 includes a bottom plate 13 and a plurality of vertical plates, the vertical plates are connected to the bottom plate 13, and the vertical plate on the outer side is provided with an inlet hole 14, where the vertical plates in cross connection separate the space above the oil-gas barrel 21 into a zigzag passage, and the bottom plate 13 is provided with a small hole 131 facing the oil-gas barrel 21.
As shown in fig. 2, the noise-reducing and oil-reducing oil-injected screw compressor of the present embodiment includes a gas guiding tube 3, a head end of the gas guiding tube 3 is connected to an exhaust port of the main unit 4, and a tail end of the gas guiding tube 3 extends downward from the exhaust port of the main unit 4 and bends and extends upward to an outer side of the inlet hole 14.
The compressed oil-gas mixture can strike the noise-reduction and oil-reduction mechanism 1 at the top of the oil-gas barrel 21 through the gas guide pipe 3, so that the gas flow speed is reduced, oil and gas are separated through the small hole 131 preliminarily, and the impact of high-pressure gas flow on the barrel wall and the oil surface is reduced. Secondly, the cross-linked vertical plates guide the air flow, thereby inhibiting vortex generation and flow disturbance. Finally, the noise reduction and oil reduction mechanism 1 is perforated with small holes 131, and the impact force of the airflow is reduced by using the buffer damping of the air in the small holes 131, so that the noise can be reduced.
To reduce the exhaust oil content: aiming at the reason of high oil content, the noise-reduction oil-reduction mechanism 1 is additionally arranged in the oil gas barrel 21, so that the collision area and the collision frequency are increased by colliding the noise-reduction oil-reduction mechanism 1, oil drops are rapidly settled, the effect of crude oil-gas separation is achieved, and the oil level and the air circuit are isolated by the noise-reduction oil-reduction mechanism 1. In addition, a bottom plate 13 is added to the noise and oil reduction mechanism 1, so that the oil level is prevented from shaking and moving upwards.
The advantage of this scheme is for with the air current direction, the control vibration, reduces the striking, increases aperture 131 and is used for making an uproar. The noise-reduction and oil-reduction mechanism 1 is added in the oil-gas barrel 21, and the collision area is increased, so that oil drops are better settled. And an air passage is arranged in the oil gas barrel 21, and the oil gas barrel is subjected to multiple times of collision, separation and settlement and is used for reducing the oil content of exhaust gas.
In this embodiment, the periphery of the bottom plate 13 may be further connected to the vertical plate or the inner wall of the housing 2 in a sealing manner. Thereby achieving an upper and lower seal.
As shown in fig. 1, the vertical plate of this embodiment further includes a plurality of horizontal plates 11 and a plurality of vertical plates 12, and the horizontal plates 11 and the vertical plates 12 are cross-connected to divide the space above the oil-gas barrel 21 into a zigzag path.
As shown in fig. 1, in the present embodiment, the height of the vertical plate 12 is further set to be lower than that of the horizontal plate 11, and a gap is formed between the upper side of the vertical plate 12 and the inner wall of the housing 2 so as to communicate the spaces on both sides of the vertical plate 12.
As shown in fig. 1, the cross plate 11 of the present embodiment includes a lower portion 112 and an upper portion 111, the height of the lower portion 112 is smaller than the height of the upper portion 111, and a gap is formed between the upper portion of the lower portion 112 and the inner wall of the housing 2 to communicate the spaces on both sides of the lower portion 112.
As shown in fig. 1, the vertical plate 12 and the horizontal plate 11 of the present embodiment separate the space above the oil-gas tank 21 into four sequentially communicated chamber spaces.
As shown in fig. 1, the cross plate 11 of the present embodiment includes a side edge facing the side and an upper edge facing the upper side, the upper portion of the side edge located on the bottom plate 13 is connected and sealed with the inner wall of the housing 2, and the upper edge is connected and sealed with the inner wall of the housing 2.
As shown in FIG. 1, the passage between the tail end of the air duct 3 and the inlet hole 14 of the present embodiment is enclosed by the casing 2. In this embodiment, the noise-reducing and oil-reducing mechanism 1 is made of a sheet metal part. The inlet aperture 14 is circular in shape.
In summary, the following steps: the utility model discloses with the air current direction, the control vibration reduces the striking, increases the aperture and is used for making an uproar to fall. And a noise-reducing and oil-reducing mechanism is added in the oil-gas barrel, so that the collision area is increased to ensure that oil drops are settled better. And an air passage is arranged in the oil gas barrel, and the oil gas barrel is subjected to multiple times of collision, separation and settlement to reduce the oil content of exhaust gas.
Although particular embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are examples only and that the scope of the present invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (10)
1. The oil-injection screw compressor with the noise and the oil reduction is characterized by comprising the following components:
the electronic device comprises a shell, a first circuit board and a second circuit board, wherein an inner cavity is formed inside the shell;
the host and the oil gas barrel are arranged in the inner cavity of the shell, and the oil gas barrel is positioned at the bottom of the inner cavity;
the noise-reducing and oil-reducing mechanism comprises a bottom plate and a plurality of vertical plates, the vertical plates are connected to the bottom plate, the vertical plates on the outer side are provided with an inlet hole, the vertical plates in cross connection divide the space above the oil-gas barrel into zigzag paths, and the bottom plate is provided with small holes facing the oil-gas barrel;
the head end of the air duct is connected with the exhaust port of the host machine, and the tail end of the air duct extends downwards from the exhaust port of the host machine and bends to extend upwards to the outer side of the inlet hole.
2. The oil-injected screw compressor with noise reduction and oil reduction functions as claimed in claim 1, wherein the periphery of the bottom plate is hermetically connected with the vertical plate or the inner wall of the casing.
3. The oil-injection screw compressor for reducing noise and oil according to claim 1, wherein the vertical plates comprise a plurality of transverse vertical plates and a plurality of longitudinal vertical plates, and the transverse vertical plates and the longitudinal vertical plates are connected in a cross manner so as to divide the space above the oil-gas barrel into zigzag paths.
4. The oil-injection screw compressor for reducing noise and oil according to claim 3, wherein the height of the vertical plate is lower than that of the horizontal plate, and a gap is formed between the upper part of the vertical plate and the inner wall of the casing so as to communicate with spaces on both sides of the vertical plate.
5. The oil-injection screw compressor for reducing noise and oil according to claim 3, wherein the cross plate comprises a lower part and a higher part, the height of the lower part is less than that of the higher part, and a gap is formed between the upper part of the lower part and the inner wall of the casing so as to communicate the spaces on both sides of the lower part.
6. The oil-injection screw compressor for reducing noise and oil according to claim 3, wherein the vertical plate and the horizontal plate divide the space above the oil-gas barrel into four cavity spaces which are communicated in sequence.
7. The oil-injected screw compressor with noise reduction and oil reduction functions as claimed in claim 3, wherein the cross plate comprises a side edge facing to the side and an upper edge facing to the upper part, the upper part of the side edge, which is positioned on the bottom plate, is connected and sealed with the inner wall of the casing, and the upper edge is connected and sealed with the inner wall of the casing.
8. The oil-injected screw compressor for reducing noise and oil according to claim 1, wherein a passage between the tail end of the gas-guide tube and the inlet hole is enclosed by the casing.
9. The oil-injected screw compressor with noise and oil reduction function of claim 1, wherein the noise and oil reduction mechanism is made of sheet metal parts.
10. A noise and oil reducing oil injected screw compressor as claimed in any one of claims 1 to 9, characterized in that the shape of the inlet holes is circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921689286.3U CN211009082U (en) | 2019-10-10 | 2019-10-10 | Oil injection screw compressor with noise reduction and oil reduction functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921689286.3U CN211009082U (en) | 2019-10-10 | 2019-10-10 | Oil injection screw compressor with noise reduction and oil reduction functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211009082U true CN211009082U (en) | 2020-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921689286.3U Active CN211009082U (en) | 2019-10-10 | 2019-10-10 | Oil injection screw compressor with noise reduction and oil reduction functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211009082U (en) |
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2019
- 2019-10-10 CN CN201921689286.3U patent/CN211009082U/en active Active
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