CN107939675A - A kind of screw air compressor - Google Patents
A kind of screw air compressor Download PDFInfo
- Publication number
- CN107939675A CN107939675A CN201711100416.0A CN201711100416A CN107939675A CN 107939675 A CN107939675 A CN 107939675A CN 201711100416 A CN201711100416 A CN 201711100416A CN 107939675 A CN107939675 A CN 107939675A
- Authority
- CN
- China
- Prior art keywords
- oil separator
- oil
- air compressor
- gas
- isolated tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0092—Removing solid or liquid contaminants from the gas under pumping, e.g. by filtering or deposition; Purging; Scrubbing; Cleaning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
- F04C29/026—Lubricant separation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses a kind of screw air compressor, including the motor being arranged on gas receiver, the output shaft connecting screw host of motor, screw host is connected with gs-oil separator, gs-oil separator is connected with cooling device, cooling device is connected to gas receiver, the gs-oil separator is cylindrical shape, the top side wall of the gs-oil separator is equipped with air inlet, the sidewall bottom of the gs-oil separator is equipped with oil outlet, gas outlet is equipped with the top center of the gs-oil separator, and isolated tube is equipped with the axle center in the gs-oil separator, the top of the isolated tube and the gas outlet of gs-oil separator connect, spiral isolation board is equipped between the isolated tube and gs-oil separator, oil-gas separating filter element is equipped with the isolated tube；The air compressor machine further includes blowdown apparatus.It is more thorough that spiral helicine isolation board separates gas mixture, and the conduit on blowdown apparatus not only avoid the waste of compressed air, and ensure that the quality of compressed air.
Description
Technical field
The present invention relates to air compressor machine technical field, particularly a kind of screw air compressor.
Background technology
Screw-rod air compressor is the common one kind of air compressor machine.In compressed gas, some lubricating oil are also injected into air compressor machine
Into compressor, gas mixture is formd, in order to ensure the quality of compressed gas, it is necessary to will be compressed using gs-oil separator empty
The gas mixture formed in gas carries out the gentle separation of oil, and the gs-oil separator of existing air compressor machine is typically provided tangential air inlet
Mouthful, an annular gas channel is set in separator, centrifugal force is formed by the rotation of air-flow, makes Oil-gas Separation, but this
Kind method separation oil and gas is thorough not enough.In compressed air producing process, multiple components of air compressor machine can produce water vapour, oil
The dirts such as dirt, so be equipped with corresponding sewage draining exit on all parts, when above-mentioned sewage draining exit carries out blowdown, dirt and more
Compressed air can be discharged from sewage draining exit at the same time, cause the waste of compressed air.
The content of the invention
To solve problems of the prior art, the object of the present invention is to provide a kind of Oil-gas Separation is more thorough, concentrate
Blowdown with reduce compressed air waste screw air compressor.
To achieve the above object, the technical solution adopted by the present invention is：A kind of screw air compressor, including it is arranged on gas receiver
On motor, the output shaft connecting screw host of motor, screw host is connected with gs-oil separator, and gs-oil separator is connected with cold
But device, cooling device are connected to gas receiver, and the gs-oil separator is cylindrical shape, and the top side wall of the gs-oil separator is set
There is air inlet, the sidewall bottom of the gs-oil separator is equipped with oil outlet, is equipped with out at the top center of the gs-oil separator
Gas port, and isolated tube, the top of the isolated tube and the gas outlet of gs-oil separator are equipped with the axle center in the gs-oil separator
Connection, is equipped with spiral isolation board, Oil-gas Separation is equipped with the isolated tube between the isolated tube and gs-oil separator
Filter core；The air compressor machine further includes blowdown apparatus, and the blowdown apparatus includes the header tank for trapped dirt, conduit and multiple
Blow down branch, one end access header tank of the conduit, the air inlet of the other end connection gs-oil separator of the conduit are described
Blow down branch one end connects each sewage draining exit of air compressor machine, and the blow down branch other end is connected to the conduit, described to catchment
Bottom portion is equipped with blowdown valve, and the header tank sidewall bottom is additionally provided with window.
When making compressed air, the negative and positive rotor rotation of electric motor driven screw host, the rotation of negative and positive rotor produces compression
Air, the high speed of negative and positive rotor are rotated in the compressed air that can make generation containing the lubricating oil in half of screw host.Produce
Gas mixture enters from the top air inlet of gs-oil separator and Oil-gas Separation is carried out in gs-oil separator, isolation pipe outer wall with
Spiral isolation board is equipped between gs-oil separator inner wall, isolation board can form a spiral annular airflow chamber,
After gas mixture enters in gs-oil separator, it can be rotated from top to bottom around spiral annular airflow chamber.Rotate through
Cheng Zhong, on the one hand rotation produce centrifugal force, and the oil droplet for making particle larger is attached on isolation board, secondly spiral air flow chamber
The contact area of gas mixture and isolation board is increased, in addition gas mixture spiral rotating from top to bottom, makes air-fuel mixture
Thing not only moves in the horizontal direction, but also in the vertical direction also moves, and makes more bulky grain oil droplets or some little particles
Oil droplet is attached on isolation board by contact, and gas mixture air-flow passes through spiral rotating, the oil droplet of bulky grain is separated more
Thoroughly, while a part of little particle oil droplet can also be separated.Oil-gas separating filter element is provided with isolated tube, by spiral isolation board
Bulky grain oil droplet in gas mixture has been separated, and the little particle oil droplet in gas mixture enters the oil gas in isolated tube
After separating filter core, then the affine oil droplet for being agglomerated into larger particles, and drop down onto under the action of self gravitation the bottom of gs-oil separator
Portion.This structure can efficiently separate gas mixture, reduce the oil content in compressed gas, improve the matter of the compressed gas of discharge
Amount.The lubricating oil separated can also be fed again into screw host, not only reduce the waste of lubricating oil, and avoids sky
Press lacks machine oil and causes the damage of equipment, ensure that the safe operation of air compressor machine.
The air compressor machine blowdown apparatus is realized to many places blowdown in air compressor machine by a header tank and multiple blow down branch
Concentration, in air compressor machine During Process of Long-term Operation, all parts produce dirt header tank, blowdown are entered by blow down branch
When, the height of liquid level in header tank is observed by the window of header tank sidewall bottom, is consistently higher than the liquid level in header tank
The height of blowdown valve, so only discharging the liquid insults such as water and/or greasy dirt during blowdown, gas can not exclude, so that compressed air
Gs-oil separator can be again introduced into from the air inlet of gs-oil separator by conduit, on the one hand avoid the waste of compressed air,
The utilization rate of compressed air is improved, on the other hand, all parts of the dirt from compressor in header tank, are arranged from screw host
Some gas mixture may also be contained in the dirt removed, Oil-gas Separation is again introduced into by the air inlet of gs-oil separator
Device, makes Oil-gas Separation more thorough, ensure that the quality of compressed air., can be with the bottom of gs-oil separator in real work
Water-oil separating strainer is installed, for filtering out the moisture in lubricating oil, the moisture filtered out can pass through the row of gs-oil separator bottom
Dirty mouth discharges gs-oil separator.Blowdown is concentrated, makes the overall structure of compressor more compact and simple.
As a further improvement on the present invention, the blowdown valve is equipped with y-type filter.Y-type filter can be to dirt
In impurity filtered to protect blowdown valve from wearing and the blocking of pipeline, the normal work of equipment can be protected.
As a further improvement on the present invention, multiple apertures are evenly equipped with the isolation board.When oil droplet is attached to isolation board
When upper, the bottom of gs-oil separator can be dropped onto by aperture under self-gravity action, reduces and adheres to oil droplet on isolation board
Load, has been also convenient for the timely recycling of lubricating oil.
As a further improvement on the present invention, multiple baffles are evenly distributed with the isolation board.Compressed air is spiral
Inside air flow chamber during movement, bulky grain oil droplet is separated by centrifugal force, and a part of little particle oil droplet is when compressed air is moved
It can adhere on baffle and separated.
As a further improvement on the present invention, the baffle is in coniform.Coniform baffle increase compressed air and
The contact area of baffle, makes oil droplet be easier to adhere to, so that Oil-gas Separation is more thorough.
The beneficial effects of the invention are as follows：
1st, the spiral isolation board in gs-oil separator makes gas mixture separation more thorough, reduces in compressed gas
Oil content, improve the quality of the compressed gas of discharge, the lubricating oil separated is again introduced into screw oil pump, reduces lubrication
The waste of oil.
2nd, blowdown apparatus header tank is equipped with the conduit being connected on gs-oil separator air inlet, on the one hand avoids compression
The waste of air, improves the utilization rate of compressed air, may also be mixed in the dirt that another aspect all parts exclude containing oil gas
Compound, is again introduced into gs-oil separator by the air inlet pipe of gs-oil separator, makes Oil-gas Separation more thorough, ensure that compression is empty
The quality of gas, concentrates blowdown also to make the more compact structure of air compressor machine and simple.
3rd, isolation board is equipped with multiple apertures, can be under self-gravity action when bulky grain oil droplet is attached on isolation board
The bottom of gs-oil separator is dropped onto by aperture, the load for adhering to oil droplet on isolation board is reduced, has been also convenient for lubricating oil
Recycling in time.
4th, multiple baffles are evenly distributed with isolation board, when compressed air is moved inside spiral air flow chamber, bulky grain oil
Drop is separated by centrifugal force, and a part of little particle oil droplet, which is can adhere to when compressed air is moved on baffle, to be separated, from
And make Oil-gas Separation more thorough.
Brief description of the drawings
Fig. 1 is the structure diagram of the embodiment of the present invention；
Fig. 2 is the structure diagram of gs-oil separator of the embodiment of the present invention；
Fig. 3 is the structure diagram of isolation board details A of the present invention；
Reference numeral：10- gas receivers, 20- motors, 30- screw hosts, 40- gs-oil separators, 41- isolated tubes, 42- every
From plate, 43- oil-gas separating filter elements, 44- air inlets, 45- oil outlets, 46- gas outlets, 47- sewage draining exits, 48- apertures, 49- baffles,
50- cooling devices, 60- blowdown apparatus, 61- header tanks, 62- conduits, 63- blow down branch, 64- blowdown valves.
Embodiment
The embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
Embodiment
A kind of screw air compressor as depicted in figs. 1 and 2, including the motor 20 being arranged on gas receiver 10, motor 20 it is defeated
Shaft connecting screw host 30, screw host 30 are connected with gs-oil separator 40, and gs-oil separator 40 is connected with cooling device 50,
Cooling device 50 is connected to gas receiver 10, and the gs-oil separator 40 is cylindric, the top side wall of the gs-oil separator 40
Equipped with air inlet 44, the sidewall bottom of the gs-oil separator 40 is equipped with oil outlet 45, in the top of the gs-oil separator 40
Gas outlet 46 is equipped with the heart, and isolated tube 41 is equipped with the axle center in the gs-oil separator 40, the top of the isolated tube 41 with
The gas outlet 46 of gs-oil separator 40 connects, and spiral isolation board is equipped between the isolated tube 41 and gs-oil separator 40
42, the isolated tube 41 is interior to be equipped with oil-gas separating filter element 43；The air compressor machine further includes blowdown apparatus 60, the blowdown apparatus 60
Including the header tank 61, conduit 62 and multiple blow down branch 63 for trapped dirt, one end access header tank of the conduit 62
61, the air inlet 44 of the other end connection gs-oil separator 40 of the conduit 62, described 63 one end of blow down branch connects air compressor machine
Each sewage draining exit 47,63 other end of blow down branch is connected to the conduit 62, and 61 bottom of header tank is equipped with blowdown
Valve 64, the header tank sidewall bottom are additionally provided with window (not marked in figure).
When making compressed air, motor 20 drives the negative and positive rotor rotation of screw host 30, and the rotation of negative and positive rotor produces
Compressed air, the high speed of negative and positive rotor are rotated in the compressed air that can make generation containing the lubricating oil in half of screw host 30.
The gas mixture of generation enters from the top air inlet 44 of gs-oil separator 40 and Oil-gas Separation is carried out in gs-oil separator 40,
Spiral isolation board 42 is equipped between 40 inner wall of 41 outer wall of isolated tube and gs-oil separator, isolation board 42 can form one and be in
Spiral helicine annular airflow chamber, after gas mixture enters in gs-oil separator 40, can surround spiral annular airflow
Chamber rotates from top to bottom.In rotary course, on the one hand rotation produces centrifugal force, and the oil droplet for making particle larger is attached to isolation board 42
On, secondly spiral air flow chamber increases the contact area of gas mixture and isolation board 42, in addition gas mixture from
Top to bottm spiral rotating, makes gas mixture not only move in the horizontal direction, but also in the vertical direction also moves, and makes more
Bulky grain oil droplet or some little particle oil droplets by contact be attached on isolation board 42, gas mixture air-flow passes through spiral rotation
Turn, make the oil droplet separation of bulky grain more thorough, while a part of little particle oil droplet can also be separated.Oil is provided with isolated tube 41
Qi leel has been separated, gas mixture from filter core 43 by the bulky grain oil droplet in the gas mixture of spiral isolation board 42
In little particle oil droplet enter the oil-gas separating filter element 43 in isolated tube 41 after, then the affine oil droplet for being agglomerated into larger particles, and
The bottom of gs-oil separator 40 is dropped down onto under the action of self gravitation.This structure can efficiently separate gas mixture, reduce pressure
Oil content in contracting gas, improves the quality of the compressed gas of discharge.The lubricating oil separated can also be fed again into screw rod master
In machine 30, the waste of lubricating oil is not only reduced, and avoids the damage that air compressor machine lacks machine oil and causes equipment, ensure that
The safe operation of air compressor machine.
The air compressor machine blowdown apparatus 60 is realized to more in air compressor machine by a header tank 61 and multiple blow down branch 63
Locate the concentration of blowdown, in air compressor machine During Process of Long-term Operation, the dirt of all parts generation is entered by blow down branch 63 to catchment
Case 61, during blowdown, observes the height of 61 liquid levels in header tank by the window of 61 sidewall bottom of header tank, makes in header tank 61
Liquid level be consistently higher than the height of blowdown valve 64, so only discharging the liquid insults such as water and/or greasy dirt during blowdown, gas can not be arranged
Remove, so that compressed air can be again introduced into gs-oil separator 40 by the air inlet of conduit 62 from gs-oil separator 40, on the one hand
The waste of compressed air is avoided, improves the utilization rate of compressed air, on the other hand, the dirt in header tank 61 comes from compressor
All parts, from screw host 30 exclude dirt in may also contain some gas mixture, pass through gs-oil separator
40 air inlet 44 is again introduced into gs-oil separator 40, makes Oil-gas Separation more thorough, ensure that the quality of compressed air.It is actual
In work, water-oil separating strainer can be installed in the bottom of gs-oil separator 40, for filtering out the moisture in lubricating oil, filtered out
Moisture can discharge gs-oil separator 40 by the sewage draining exit 47 of 40 bottom of gs-oil separator.Blowdown is concentrated, makes the whole of compressor
Body more compact structure and simple.
In one of the embodiments, as shown in Figure 1, the blowdown valve 64 is equipped with y-type filter (not marked in figure).
Y-type filter can filter the impurity in dirt to protect blowdown valve 64 from abrasion and the blocking of pipeline, can protect
The normal work of equipment.
In one of the embodiments, as depicted in figs. 1 and 2, multiple apertures 48 are evenly equipped with the isolation board 42.Work as oil
When drop is attached on isolation board 42, the bottom of gs-oil separator 40 can be dropped onto by aperture under self-gravity action, is reduced
Adhere to the load of oil droplet on isolation board 42, be also convenient for the timely recycling of lubricating oil.
In one of the embodiments, as shown in figures 1 and 3, multiple baffles 49 are evenly distributed with the isolation board 42.
When compressed air is moved inside spiral air flow chamber, bulky grain oil droplet is separated by centrifugal force, and a part of little particle oil droplet exists
Compressed air can adhere on baffle 49 when moving and be separated.
In one of the embodiments, as shown in figures 1 and 3, the baffle 49 is in coniform.Coniform baffle 49 increases
The big contact area of compressed air and baffle 49, makes oil droplet be easier to adhere to, so that Oil-gas Separation is more thorough.
Embodiment described above only expresses the embodiment of the present invention, its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.
Claims (5)
1. a kind of screw air compressor, including the motor being arranged on gas receiver, the output shaft connecting screw host of motor, screw rod master
Machine is connected with gs-oil separator, and gs-oil separator is connected with cooling device, and cooling device is connected to gas receiver, it is characterised in that：
The gs-oil separator is cylindrical shape, and the top side wall of the gs-oil separator is equipped with air inlet, the side of the gs-oil separator
Wall bottom is equipped with oil outlet, and gas outlet, and the axle center in the gs-oil separator are equipped with the top center of the gs-oil separator
Place is equipped with isolated tube, and the top of the isolated tube and the gas outlet of gs-oil separator connect, the isolated tube and gs-oil separator
Between be equipped with spiral isolation board, is equipped with oil-gas separating filter element in the isolated tube；The air compressor machine further includes blowdown dress
Put, the blowdown apparatus includes header tank, conduit and the multiple blow down branch for trapped dirt, one end access of the conduit
Header tank, the air inlet of the other end connection gs-oil separator of the conduit, described blow down branch one end connects each of air compressor machine
A sewage draining exit, the blow down branch other end are connected to the conduit, and the header tank bottom is equipped with blowdown valve, the header tank
Sidewall bottom is additionally provided with window.
2. screw air compressor according to claim 1, it is characterised in that：The blowdown valve is equipped with y-type filter.
3. screw air compressor according to claim 1, it is characterised in that：Multiple apertures are evenly equipped with the isolation board.
4. screw air compressor according to claim 1, it is characterised in that：Multiple baffles are evenly distributed with the isolation board.
5. screw air compressor according to claim 4, it is characterised in that：The baffle is in coniform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711100416.0A CN107939675A (en) | 2017-11-09 | 2017-11-09 | A kind of screw air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711100416.0A CN107939675A (en) | 2017-11-09 | 2017-11-09 | A kind of screw air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107939675A true CN107939675A (en) | 2018-04-20 |
Family
ID=61933664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711100416.0A Withdrawn CN107939675A (en) | 2017-11-09 | 2017-11-09 | A kind of screw air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107939675A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555701A (en) * | 2018-12-25 | 2019-04-02 | 青岛海尔空调电子有限公司 | Gas and oil separating plant and air-conditioning system comprising the gas and oil separating plant |
-
2017
- 2017-11-09 CN CN201711100416.0A patent/CN107939675A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555701A (en) * | 2018-12-25 | 2019-04-02 | 青岛海尔空调电子有限公司 | Gas and oil separating plant and air-conditioning system comprising the gas and oil separating plant |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180420 |
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| WW01 | Invention patent application withdrawn after publication |