CN104454547A - Combined double-screw compressor host with after-cooling system - Google Patents
Combined double-screw compressor host with after-cooling system Download PDFInfo
- Publication number
- CN104454547A CN104454547A CN201410815144.2A CN201410815144A CN104454547A CN 104454547 A CN104454547 A CN 104454547A CN 201410815144 A CN201410815144 A CN 201410815144A CN 104454547 A CN104454547 A CN 104454547A
- Authority
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- China
- Prior art keywords
- oil
- screw compressor
- main frame
- double
- cooling system
- 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.)
- Pending
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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
- F04C29/02—Lubrication; Lubricant separation
-
- 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
- F04C29/04—Heating; Cooling; Heat insulation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention relates to a combined double-screw compressor host with an after-cooling system, belonging to the field of structural design of the double-screw compressor host. According to the combined double-screw compressor host with the after-cooling system, a double-screw compressor host and an oil-gas separation tank are integrated into one shell, the shape of the shell is reasonably designed, a refined oil-gas separator and an oil filter are reasonably distributed, few communication components are adopted, and an integrated type oil-gas cooler is arranged on the back side of the shell, so that the problems in the prior art that all components of the double-screw compressor host are distributed in a scattering manner to cause the large whole body can be overcome, and the problem that more heat of the double-screw compressor host in the prior art is generated to cause the low working efficiency of the double-screw compressor host is solved, so that the usage amount of pipelines is reduced on the basis of improving the working efficiency of the double-screw compressor host, all the components of the double-screw compressor host are integrated so as to further meet the energy conservation requirement proposed by China.
Description
Technical field
The present invention relates to a kind of double-screw compressor main frame, particularly relate to a kind of combined double-screw compressor main frame carrying rear cooling system.
Background technique
Screw air compressor is the positive displacement gas compression machinery that a kind of swept volume does rotation motion.The compression of gas relies on the change of volume to realize, and the change of volume reaches do rotation motion in casing by means of a pair rotor of compressor.
Screw-rod air compressor has twin-screw and singe screw two kinds, but has the advantages such as the life-span is long, noise is low, more energy-conservation due to screw air compressor, thus is widely used in industry-by-industry.
The main working parts of screw air compressor is double-screw compressor main frame, but, in prior art, for double-screw compressor main frame, its each assembly related to separately dispersed placement is installed, thus makes entirety comparatively huge, and need to use more pipeline, produce more heat, thus affect the working efficiency of double-screw compressor main frame, and do not meet the power conservation requirement that country advocates.
Summary of the invention
For above-mentioned Problems existing, the invention provides a kind of combined double-screw compressor main frame carrying rear cooling system, with all parts overcoming double-screw compressor main frame of the prior art separately dispersed placement install and cause overall comparatively huge problem, also the more lower problem causing double-screw compressor host work efficiency of double-screw compressor main frame heat of the prior art is overcome, thus on the basis of improving double-screw compressor host work efficiency, reduce pipeline consumption, the all parts of integrated double-screw compressor main frame, meet the energy-saving requirement that country advocates.
To achieve these goals, the technological scheme that the present invention takes is:
A kind of combined double-screw compressor main frame carrying rear cooling system, wherein, comprise: be built in the twin-screw main frame for pressurized gas above housing, be built in the Oil-gas Separation case for oil gas primary separation below housing, the essence be fixed with side by side before and after the side of described housing for oil gas the second-order separation divides deaerator and the oil strainer for filter oil, the top of described housing is fixed with one for the air filter of filtered air by air intake control valve, and the back side of described housing is fixed with one for the gentle integrated type oil gas cooler of cold oil;
Wherein, described essence divides the gas of deaerator to export the gas import being connected to described integrated type oil gas cooler by feed channel, the oil export of described oil strainer is connected to the oil inlet of described integrated type oil gas cooler by oil-piping, the oil export of described integrated type oil gas cooler is connected to the oil inlet of described housing by oil-piping.
The above-mentioned combined double-screw compressor main frame carrying rear cooling system, wherein, described twin-screw main frame comprises male rotor and female rotor, and the gear ratio of described male rotor and described female rotor is 4 ~ 6:5 ~ 8.
The above-mentioned combined twin-screw main frame carrying rear cooling system, wherein, the profile of tooth of described male rotor and described female rotor is with pin tooth circular arc, circular arc and arc envelope line, ellipse and oval envelope curve and the bilateral unsymmetrical tooth profile that is fundamental composition unit to round as a ball arc quadratic curve.
The above-mentioned combined double-screw compressor main frame carrying rear cooling system, wherein, described essence divides the bottom of deaerator to be provided with minimum pressure valve, to reduce air velocity.
The above-mentioned combined double-screw compressor main frame carrying rear cooling system, wherein, described essence divides deaerator to be fixedly communicated with described housing by an essence point Oil-gas Separation base for bottom.
The above-mentioned combined double-screw compressor main frame carrying rear cooling system, wherein, described oil strainer is fixedly communicated with described housing by the oily filter bases of bottom.
The above-mentioned combined double-screw compressor main frame carrying rear cooling system, wherein, is provided with thermostatic valve in described oily filter bases.
The above-mentioned combined double-screw compressor main frame carrying rear cooling system, wherein, described integrated type oil gas cooler comprises oil gas cools body, is fixed on the wind scooper at the described oil gas cools body back side and is fixed on the cooling fan at the described wind scooper back side;
Wherein, described oil gas cools body is divided into the oily cools body of below and the gas cools body of top.
Technique scheme tool has the following advantages or beneficial effect:
The combined double-screw compressor main frame carrying rear cooling system provided by the invention, by twin-screw main frame and Oil-gas Separation case are integrated in a housing, and appropriate design hull shape, reasonable Arrangement essence point deaerator and oil strainer, adopt less communication means, and settle integrated type oil gas cooler at back side of shell, thus all parts overcoming double-screw compressor main frame of the prior art separately dispersed placement install and cause overall comparatively huge problem, also the more lower problem causing double-screw compressor host work efficiency of double-screw compressor main frame heat of the prior art is overcome, thus on the basis of improving double-screw compressor host work efficiency, reduce pipeline consumption, the all parts of integrated double-screw compressor main frame, and then meet the energy-saving requirement that country advocates.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, the present invention and feature, profile and advantage will become more apparent.Mark identical in whole accompanying drawing indicates identical part.Deliberately proportionally do not draw accompanying drawing, focus on purport of the present invention is shown.
Fig. 1 is the plan view carrying the combined double-screw compressor main frame of rear cooling system that the embodiment of the present invention 1 provides;
Fig. 2 is the side view carrying the combined double-screw compressor main frame of rear cooling system that the embodiment of the present invention 1 provides.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the present invention is further illustrated, but not as limiting to the invention.
Embodiment 1:
Fig. 1 is the plan view carrying the combined double-screw compressor main frame of rear cooling system that the embodiment of the present invention 1 provides, Fig. 2 is the side view carrying the combined double-screw compressor main frame of rear cooling system that the embodiment of the present invention 1 provides, as shown in the figure, the combined double-screw compressor main frame of what the embodiment of the present invention 1 provided carry rear cooling system comprises: be built in the twin-screw main frame 101 for pressurized gas above housing 00, be built in the Oil-gas Separation case 102 for oil gas primary separation below housing 00, the essence be fixed with side by side before and after the side of housing 00 for oil gas the second-order separation divides deaerator 103 and the oil strainer 104 for filter oil, the top of housing 00 is fixed with one for the air filter 105 of filtered air by air intake control valve 001, the back side of housing 00 is fixed with one for the gentle integrated type oil gas cooler 106 of cold oil, wherein, the gas outlet of essence point deaerator 103 is connected to the gas import 611 of integrated type oil gas cooler 106 by feed channel 36, the oil export of oil strainer 104 is connected to the oil inlet (not identifying in figure) of integrated type oil gas cooler 106 by oil-piping 46, the oil export of integrated type oil gas cooler 106 is connected to the oil inlet (at housing 00 back side) of 00 housing by oil-piping.
The embodiment of the present invention 1 provide carry after cooling system combined double-screw compressor main frame in, twin-screw main frame 101 comprises male rotor and female rotor, the profile of tooth of male rotor and female rotor is with pin tooth circular arc, circular arc and arc envelope line, oval and oval envelope curve and be the bilateral unsymmetrical tooth profile of fundamental composition unit to round as a ball arc quadratic curve, and the gear ratio of male rotor and described female rotor is 4 ~ 6:5 ~ 8, as 4:5, 4:6, 4:7, 4:8, 5:5, 5:6, 5:7, 5:8, 6:5, 6:6, 6:7, 6:8 etc., the rotor of this line style and ratio can improve twin-screw compression engine efficiency 4% ~ 5%, thus improve the working efficiency of the combined double-screw compressor main frame carrying rear cooling system.
The embodiment of the present invention 1 provide carry after cooling system combined double-screw compressor main frame in, an essence point deaerator 103 divides Oil-gas Separation base 31 to be fixedly communicated with housing 00 by the essence of bottom, oil strainer 104 is fixedly communicated with housing 00 by the oily filter bases 41 of bottom, simultaneously, in oil filter bases 41, thermostatic valve (not shown) is installed, the bottom of essence point deaerator 103 is provided with minimum pressure valve 002, to reduce air velocity, thus play the effect of buffering on the one hand, when machine is in loading moment, if pressurized air is directly got rid of, helical lobe compressor host is got rid of gas and will be all added on essence point deaerator with the larger pressure reduction being separated rear generation before separation, easily cause infringement essence being divided to deaerator, on the other hand, this minimum pressure valve 002 also plays the effect keeping oil pressure, helical lobe compressor host oil lubrication is undertaken by the pressure difference of itself, there is no extra oil pump supplementary equipment, when machine is at unloaded state, certain pressure is still needed to maintain oil circulation, so air intake valve is closed relatively, minimum pressure valve then prevents pressure leakages, ensures lubrication oil circulation.
The embodiment of the present invention 1 provide carry after cooling system combined double-screw compressor main frame in, integrated type oil gas cooler 106 comprises oil gas cools body, be fixed on the wind scooper 63 at the oil gas cools body back side and be fixed on the cooling fan 64 at wind scooper 63 back side; Wherein, oil gas cools body is divided into the oily cools body 62 of below and the gas cools body 61 of top; By this integrated type oil cooler 106, thus it is gentle to reduce the oil after overcompression, and gets rid of gas by the gas outlet 612 of integrated type oil gas cooler 106.
The embodiment of the present invention 1 provide carry after cooling system combined double-screw compressor main frame in, essence point deaerator base 31 is also communicated in the twin-screw main frame 101 of housing 00 inside by a small sized pipeline 32, thus make the oil after the second-order separation be recycled in twin-screw main frame 101, participate in the pneumatically operated of next round.
After using provided by the invention carrying during the combined double-screw compressor main frame of cooling system, air intake control valve 001 is opened, air enters twin-screw main frame 101 after air filter 105 filters, rotor through twin-screw main frame 101 inside compresses, obtain fuel-air mixture, fuel-air mixture carries out primary separation through Oil-gas Separation case 102, isolate 90% oil gentle, oil is after oil strainer 104 filters, enter integrated type oil gas cooler 106 by oil-piping 46 to cool, then recirculation is input in twin-screw main frame 101, to facilitate use next time, simultaneously, isolated gas and unsegregated about 10% fuel-air mixture by essence point deaerator base 31, and under the effect of minimum pressure valve 002, enter essence point deaerator 103, after carrying out the second-order separation, oil after smart point is returned by small sized pipeline 32 and is recycled in twin-screw main frame 101, and the air after primary separation and the second-order separation is entered in integrated type oil gas cooler 106 by feed channel 36 and carries out air cooling, cooled air is discharged by the gas outlet 612 of integrated type oil gas cooler 106.
In sum, the combined double-screw compressor main frame of what the embodiment of the present invention 1 provided carry rear cooling system, by twin-screw main frame and Oil-gas Separation case are integrated in a housing, and appropriate design hull shape, reasonable Arrangement essence point deaerator and oil strainer, adopt less communication means, and settle integrated type oil gas cooler at back side of shell, thus all parts overcoming double-screw compressor main frame of the prior art separately dispersed placement install and cause overall comparatively huge problem, also the more lower problem causing double-screw compressor host work efficiency of double-screw compressor main frame heat of the prior art is overcome, thus on the basis of improving double-screw compressor host work efficiency, reduce pipeline consumption, the all parts of integrated double-screw compressor main frame, and then meet the energy-saving requirement that country advocates.
It should be appreciated by those skilled in the art that those skilled in the art can realize described change case in conjunction with prior art and above-described embodiment, do not repeat them here.Such change case does not affect flesh and blood of the present invention, does not repeat them here.
Above preferred embodiment of the present invention is described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, the equipment wherein do not described in detail to the greatest extent and structure are construed as to be implemented with the common mode in related domain; Any those of ordinary skill in the art, make many possible variations and modification not departing from technical solution of the present invention, or be revised as the Equivalent embodiments of equivalent variations, this does not affect flesh and blood of the present invention.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solution of the present invention protection.
Claims (8)
1. one kind carries the combined double-screw compressor main frame of rear cooling system, it is characterized in that, comprise: be built in the twin-screw main frame for pressurized gas above housing, be built in the Oil-gas Separation case for oil gas primary separation below housing, the essence be fixed with side by side before and after the side of described housing for oil gas the second-order separation divides deaerator and the oil strainer for filter oil, the top of described housing is fixed with one for the air filter of filtered air by air intake control valve, the back side of described housing is fixed with one for the gentle integrated type oil gas cooler of cold oil,
Wherein, described essence divides the gas of deaerator to export the gas import being connected to described integrated type oil gas cooler by feed channel, the oil export of described oil strainer is connected to the oil inlet of described integrated type oil gas cooler by oil-piping, the oil export of described integrated type oil gas cooler is connected to the oil inlet of described housing by oil-piping.
2. carry the combined double-screw compressor main frame of rear cooling system as claimed in claim 1, it is characterized in that, described twin-screw main frame comprises male rotor and female rotor, and the gear ratio of described male rotor and described female rotor is 4 ~ 6:5 ~ 8.
3. carry the combined twin-screw main frame of rear cooling system as claimed in claim 2, it is characterized in that, the profile of tooth of described male rotor and described female rotor is with pin tooth circular arc, circular arc and arc envelope line, ellipse and oval envelope curve and the bilateral unsymmetrical tooth profile that is fundamental composition unit to round as a ball arc quadratic curve.
4. carry the combined double-screw compressor main frame of rear cooling system as claimed in claim 1, it is characterized in that, described essence divides the bottom of deaerator to be provided with minimum pressure valve, to reduce air velocity.
5. carry the combined double-screw compressor main frame of rear cooling system as claimed in claim 1, it is characterized in that, described essence divides deaerator to be fixedly communicated with described housing by an essence point Oil-gas Separation base for bottom.
6. carry the combined double-screw compressor main frame of rear cooling system as claimed in claim 1, it is characterized in that, described oil strainer is fixedly communicated with described housing by the oily filter bases of bottom.
7. carry the combined double-screw compressor main frame of rear cooling system as claimed in claim 6, it is characterized in that, in described oily filter bases, thermostatic valve is installed.
8. carry the combined double-screw compressor main frame of rear cooling system as claimed in claim 1, it is characterized in that, described integrated type oil gas cooler comprises oil gas cools body, is fixed on the wind scooper at the described oil gas cools body back side and is fixed on the cooling fan at the described wind scooper back side;
Wherein, described oil gas cools body is divided into the oily cools body of below and the gas cools body of top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410815144.2A CN104454547A (en) | 2014-12-24 | 2014-12-24 | Combined double-screw compressor host with after-cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410815144.2A CN104454547A (en) | 2014-12-24 | 2014-12-24 | Combined double-screw compressor host with after-cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104454547A true CN104454547A (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410815144.2A Pending CN104454547A (en) | 2014-12-24 | 2014-12-24 | Combined double-screw compressor host with after-cooling system |
Country Status (1)
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| CN (1) | CN104454547A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948457A (en) * | 2015-07-02 | 2015-09-30 | 无锡五洋赛德压缩机有限公司 | Low-noise type screw main machine and application thereof |
| CN108506208A (en) * | 2016-12-26 | 2018-09-07 | 宁波兴威空压系统有限公司 | A kind of oil-free twin-screw gas energy compression device |
| CN108506207A (en) * | 2016-12-26 | 2018-09-07 | 宁波兴威空压系统有限公司 | A kind of oil-free twin-screw gas can compress grain-drying equipment |
| CN108507009A (en) * | 2016-12-27 | 2018-09-07 | 宁波兴威空压系统有限公司 | A kind of oil-free twin-screw gas energy compression pyrogenic heating equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104948457A (en) * | 2015-07-02 | 2015-09-30 | 无锡五洋赛德压缩机有限公司 | Low-noise type screw main machine and application thereof |
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| CN108506207A (en) * | 2016-12-26 | 2018-09-07 | 宁波兴威空压系统有限公司 | A kind of oil-free twin-screw gas can compress grain-drying equipment |
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| CN108506207B (en) * | 2016-12-26 | 2019-06-21 | 宁波兴威空压系统有限公司 | A kind of oil-free twin-screw gas can compress grain-drying equipment |
| CN108507009A (en) * | 2016-12-27 | 2018-09-07 | 宁波兴威空压系统有限公司 | A kind of oil-free twin-screw gas energy compression pyrogenic heating equipment |
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Application publication date: 20150325 |