CN202646012U

CN202646012U - Integrated-type screw air compressor set

Info

Publication number: CN202646012U
Application number: CN 201220299334
Authority: CN
Inventors: 徐军; 何志龙; 张碧霞
Original assignee: SUZHOU MOAIR COMPRESSOR EQUIPMENT CO Ltd
Current assignee: SUZHOU MOAIR COMPRESSOR EQUIPMENT CO Ltd
Priority date: 2012-06-26
Filing date: 2012-06-26
Publication date: 2013-01-02
Anticipated expiration: 2022-06-26

Abstract

An integrated-type screw air compressor set belongs to the technical field of an air compressor. The integrated-type screw air compressor set comprises a motor, a compressor main machine, an oil-gas barrel, an oil fine separator, an air cooler, an oil cooler and an oil base, and the integrated-type screw air compressor set is characterized in that a first passage is arranged inside the oil-gas barrel, wherein the lower end of the first passage is communicated with a cavity on the lower part of a separation chamber of the oil-gas barrel, and the upper end of the first passage is directly communicated with an oil inlet of the oil cooler. The integrated-type screw air compressor set has advantages that pipelines of the entire set are reduced, so that oil leakage can be avoided, the running effect of a compressor system is improved, the cost is also reduced, the structure is compact, and the assembling time and the installation space are reduced.

Description

Integrated form screw air compressor unit

Technical field

The utility model belongs to the air compressor technical field, is specifically related to a kind of integrated form screw air compressor unit, is the improvement to existing screw air compressor set structure

Background technique

Existing screw air compressor unit comprises motor, compressor host, barrel of oil and gas, oily fine separator, Gas Cooler, oil cooler, oil strainer, oily filtering base, air is after air-strainer elimination dust, enter the pressing chamber compression of helical lobe compressor host via suction valve, and mix with the lubricant oil that sprays into pressing chamber.The pressurized air that mixes with oil drains into barrel of oil and gas, barrel of oil and gas has Oil-gas Separation and two kinds of functions of oil storage, in barrel of oil and gas, downwards separate oil fuel-displaced owing to Action of Gravity Field with the pressurized air that oil mixes, pressurized air after the separation upwards enters oily fine separator, the oil fine separator can with the fully elimination of the oil of the mist lubrication in the pressurized air, be sent into the use system after the Gas Cooler cooling from the pressurized air that oily fine separator is discharged again.The lubricant oil that stores in the barrel of oil and gas is forced out under the effect of pressure and enters oil cooler, enter oil strainer through the cooled lubricant oil of oil cooler by oily filtering base, remove impurity particle by oil strainer, then be divided into two-way, one the tunnel sprays into compressor host, cooled compressed gas; Main frame two ends, lubricating bearings group are led in another road, and then the lubricant oil of each several part reassociates in pressing chamber, are discharged by relief opening.

Each parts that air compressor unit of the prior art comprises all are component independently, connect by various flexible pipes, pipe fitting, pipe and other connection device between each component, whole unit pipeline is many, easily produce the problems such as leakage of oil or Leakage Gas, affect the operational effect of compressor assembly, various connection devices also can increase installation time and increase cost, so each component of each Compressor Group need to be integrated into one as far as possible, save or reduce the use of various connection devices, make the Compressor Group compact structure.

For this reason, the applicant has carried out actively and effectively attempting, and technological scheme described below produces under this background

Summary of the invention

Task of the present utility model is that a kind of integrated form screw air compressor unit will be provided, this unit directly passes into oil cooler with the lubricant oil in the barrel of oil and gas, lubricant oil through the oil cooler cooling directly enters oil strainer by the passage in the oily filtering base, lubricant oil after oil strainer filters is by connection device or directly pass in the compressor host, save or reduced connection device between barrel of oil and gas, oil cooler, the oil strainer, prevented the pipeline leakage of oil, reliable performance, be convenient to M R, make simultaneously compact structure.

Task of the present utility model is finished like this, a kind of integrated form screw air compressor unit, comprise motor, compressor host, barrel of oil and gas, oily fine separator, Gas Cooler, oil cooler and oil content seat, be characterized in: offer a first passage in the described barrel of oil and gas, the lower end of this first passage is communicated with bottom, the separation chamber die cavity of barrel of oil and gas, and the upper end of first passage directly is communicated with the filler opening of oil cooler.

In a specific embodiment of the present utility model, this air compressor unit also includes an oily filtering base, described oil strainer is installed on the oily filtering base, described oily filtering base and barrel of oil and gas constitute one, be formed with a second channel at oily filtering base, one end of this second channel directly is communicated with the oil drain out of oil cooler, and the other end of second channel directly is communicated with the filler opening of oil strainer.

In another specific embodiment of the present utility model, this air compressor unit also includes an oily filtering base, described oil strainer is installed on the oily filtering base, the housing of described oily filtering base and compressor host constitutes one, be formed with a second channel at oily filtering base, one end of this second channel directly is communicated with the oil drain out of oil cooler, and the other end of second channel directly is communicated with the filler opening of oil strainer.

In another specific embodiment of the present utility model, this air compressor unit also includes an oily filtering base, described oil strainer is installed on the oily filtering base, housing, the barrel of oil and gas three of described oily filtering base and compressor host constitute one, be formed with a second channel at oily filtering base, one end of this second channel directly is communicated with the oil drain out of oil cooler, and the other end of second channel directly is communicated with the filler opening of oil strainer.

The utility model is because after adopting said structure, the advantage that has is: the lubricant oil in the barrel of oil and gas is directly passed into oil cooler, with independently oily filtering base and compressor host and/or barrel of oil and gas constitute one originally, make barrel of oil and gas, oil cooler, directly be communicated with between oil strainer and the oily filtering base, save or reduced the various flexible pipes that connect each individual components in the prior art, pipe fitting, pipe or other connection device, reduced the setting of pipeline, can avoid producing the problem of leakage of oil, improve the operational effect of compressor assembly, the while Cost reduction, with each component integration one, compact structure has reduced installation time and installing space.

Description of drawings

Fig. 1 is the utility model one embodiment's perspective view.

Fig. 2 is the partial enlarged drawing of casting out among Fig. 1 embodiment behind oily fine separator and the oil strainer.

Fig. 3 is the broken section enlarged view of the A-A of barrel of oil and gas among Fig. 2 embodiment.

Among the figure: 1. motor; 2. compressor host; 3. barrel of oil and gas, 31. first passages; 4. oily fine separator; 5. Gas Cooler; 6. oil cooler; 7. oil strainer, 71. oily filtering bases, 711. second channels.

Embodiment

For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, the claimant general elaborates by reference to the accompanying drawings in embodiment's mode below, but all be not restriction to technical solutions of the utility model to embodiment's description, any according to the utility model design done only for pro forma but not substantial equivalent transformation all should be considered as the technical solution of the utility model category.

See also Fig. 1, Fig. 2 and Fig. 3, integrated form screw air compressor unit shown in the figure comprises motor 1, compressor host 2, barrel of oil and gas 3, oily fine separator 4, Gas Cooler 5, oil cooler 6, oil strainer 7 and oily filtering base 71, offer a first passage 31 in the described barrel of oil and gas 3, the lower end of this first passage 31 is communicated with bottom, the separation chamber die cavity of barrel of oil and gas 3, the upper end of first passage 31 directly is communicated with the filler opening of oil cooler 6, and the lubricant oil of the bottom, separation chamber of barrel of oil and gas 3 directly is pressed into cooling in the oil cooler 6 under the effect of pressure.In the present embodiment, described first passage 31 extends along the inside sidewalls of barrel of oil and gas 3, and first passage 31 can also extend along the sidewall outside of barrel of oil and gas 3, and this first passage 31 is approximate parallel with the sidewall of barrel of oil and gas 3.Described oil strainer 7 is installed on the oily filtering base 71, described oily filtering base 71 can constitute one with barrel of oil and gas 3, also can constitute one with the housing of compressor host 2, can also constitute one with housing, barrel of oil and gas 3 threes of compressor host 2.In the present embodiment, described compressor host 2, barrel of oil and gas 3 and oily filtering base 71 threes constitute one.Be formed with a second channel 711 at oily filtering base 71, an end of this second channel 711 directly is communicated with the oil drain out of oil cooler 6, and the other end of second channel 711 directly is communicated with the filler opening of oil strainer 7.

Please continue to consult Fig. 1, Fig. 2 and Fig. 3, air enters in the compressor host 2, lubricant oil also is injected in the compressor host 2, play lubricated, sealing, cooling, the effects such as noise reduction, after compressed machine host 2 compressions of air, gas mixture enters in the separation chamber of barrel of oil and gas 3, barrel of oil and gas 3 has Oil-gas Separation and two kinds of functions of oil storage, gas mixture after the compression is through after the crude separation of barrel of oil and gas 3, pressurized air enters oily fine separator 4, through oily fine separator 4 with pressurized air in contained fully elimination of mist lubrication oil, the pressurized air after will filtering again is discharged in the Gas Cooler 5, supply use system after cooling.The lubricant oil that stores in the barrel of oil and gas 3 is forced out under the effect of pressure and enters oil cooler 6, enter oil strainer 7 through oil cooler 6 cooled lubricant oil by oily filtering base 71, remove impurity particle by oil strainer 7, then be divided into two-way, one the tunnel sprays into the pressing chamber of compressor host 2, cooled compressed gas; The two ends of compressor host 2 are led on another road, are used for the lubricating bearings group, and then the lubricant oil of each several part reassociates in pressing chamber, is discharged by relief opening.

Please continue to consult Fig. 2, arrow among the figure shows concrete oil circuit direction, the lubricant oil that stores in the barrel of oil and gas 3 is forced out by the direction of arrow a under the effect of pressure and directly enters oil cooler 6, directly enter in the second channel 711 of oil strainer seat 71 through the direction of oil cooler 6 cooled lubricant oil by arrow b, lubricant oil direction by arrow b → c → d → e → f in the second channel 711 of oily filtering base 71 directly enters filtration in the oil strainer 7, remove impurity particle through oil strainer 7, lubricant oil flows downward by the second channel 711 in the oily filtering base 71 by the direction of arrow f and is divided into two-way, one the tunnel sprays into the pressing chamber of compressor host 2, cooled compressed gas; The two ends of compressor host 2 are led on another road, are used for the lubricating bearings group, and then the lubricant oil of each several part reassociates in pressing chamber, is discharged by relief opening

Claims

1. A kind of integrated form screw air compressor unit, comprise motor (1), compressor host (2), barrel of oil and gas (3), oily fine separator (4), Gas Cooler (5), oil cooler (6) and oil content seat (7), it is characterized in that: offer a first passage (31) in the described barrel of oil and gas (3), the lower end of this first passage (31) is communicated with bottom, the separation chamber die cavity of barrel of oil and gas (3), and the upper end of first passage (31) directly is communicated with the filler opening of oil cooler (6).

2. Integrated form screw air compressor unit according to claim 1, it is characterized in that this air compressor unit also includes an oily filtering base (71), described oil strainer (7) is installed on the oily filtering base (71), both constitute one described oily filtering base (71) and barrel of oil and gas (3), be formed with a second channel (711) at oily filtering base (71), one end of this second channel (711) directly is communicated with the oil drain out of oil cooler (6), and the other end of second channel (711) directly is communicated with the filler opening of oil strainer (7).

3. Integrated form screw air compressor unit according to claim 1, it is characterized in that this air compressor unit also includes an oily filtering base (71), described oil strainer (7) is installed on the oily filtering base (71), described oily filtering base (71) constitutes one with the housing of compressor host (2), be formed with a second channel (711) at oily filtering base (71), one end of this second channel (711) directly is communicated with the oil drain out of oil cooler (6), and the other end of second channel (711) directly is communicated with the filler opening of oil strainer (7).

4. Integrated form screw air compressor unit according to claim 1, it is characterized in that this air compressor unit also includes an oily filtering base (71), described oil strainer (7) is installed on the oily filtering base (71), the housing of described oily filtering base (71) and compressor host (2), barrel of oil and gas (3) three constitutes one, be formed with a second channel (711) at oily filtering base (71), one end of this second channel (711) directly is communicated with the oil drain out of oil cooler (6), and the other end of second channel (711) directly is communicated with the filler opening of oil strainer (7)