CN103925215A - Intelligent automatic water circulation mobile single-screw oil-free air compressor unit - Google Patents
Intelligent automatic water circulation mobile single-screw oil-free air compressor unit Download PDFInfo
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- CN103925215A CN103925215A CN201310013385.0A CN201310013385A CN103925215A CN 103925215 A CN103925215 A CN 103925215A CN 201310013385 A CN201310013385 A CN 201310013385A CN 103925215 A CN103925215 A CN 103925215A
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Abstract
The invention discloses an intelligent automatic water circulation mobile single-screw oil-free air compressor unit including a host transmission mechanism, a water cooling system, a water level control system, an integrated gas tank assembly, a water storage tank assembly, a gas and water separation-filtration-gas storage integrated device and an electric control box; one end of the upward side of an integrated gas tank is provided with the host transmission mechanism, and the other end is provided with the water cooling system. Due to integration of three parts of gas storage, gas and water separation and filtration, the space of the unit is greatly reduced, a lot of connecting pipelines are saved, an external cover body and a machine base are eliminated, heat dissipation is facilitated, and production costs are reduced. The single-screw water-lubricating oil-free compressor unit is additional provided with an independent water storage box, flexible movement is achieved, and a fixed water source is not required. With use of a micro-computer and mechanical-electrical integration water automatic circulation control system, unattended operation is achieved, and the fixed water source such as tap water is not required; and due to no cover body and no machine base, the production cost is reduced, flexible movement can be achieved, and different working conditions are adapted.
Description
Technical field
The present invention relates to machinery field, be specifically related to the portable single screw rod oil-free air compressor unit of a kind of intelligent water automatic cycle.
Background technique
The lubricated oil-free air compressor of single screw stem water is a kind of energy saving environmental protection product, be widely used in the industry that pharmacy, medical treatment, food, biology, tobacco, electronic chip, photovoltaic, weaving, new-energy automobile, space flight and aviation, military project, scientific research etc. require pure air, the aspect of performances such as its reliability, noise, volumetric efficiency have obvious advantage than piston type and twin-screw oil-free air compressor.The lubricated oil-free air compressor of single screw stem water is due to without oily zero-emission, non-environmental-pollution, and environmental protection and energy saving, maintenance cost is low, is the main selection type that air compressor develops ultimate aim.
Existing single screw stem water lubricates oilless compressor unit, as shown in Fig. 3, Fig. 4 and Fig. 5, by main frame 6, moisture trap 21, cooler 17, water filter 6, air-strainer 8, motor 16 grades partly form, and external part is also furnished with gas holder and pipeline, loose independent setting of each several part, take up space larger, be generally fixed, inconvenience is mobile, and requires unit to be placed on the fixedly place at water source.
Summary of the invention
For solving the problems of the technologies described above, it is little that we have proposed a kind of volume, water automatic cycle, and unmanned, does not need fixedly water source, flexibly the unit of mobile intelligent water lubrication list screw rod oil-free air compressor.
For achieving the above object, technological scheme of the present invention is as follows:
The portable single screw rod oil-free air compressor unit of intelligent water automatic cycle, comprises main frame driving mechanism, water cooling system, water level control system, integrated gas tank assembly, water storage box assembly, air-water separation-filtration-gas storage integrated device and electric control box; One end, described integrated gas tank top is provided with main frame driving mechanism, and the other end is provided with water cooling system;
Described main frame driving mechanism comprises that inner chamber is provided with single screw host, motor and coupling; Described motor axially connects described main frame one end by described coupling;
Described air-water separation-filtration-gas storage integrated device comprises air-strainer, suction valve, cooler and axial-flow blower; Described air filter is located at main frame top one side, and it is connected with described suction valve; Described cooler inner side surface is connected with described main frame side, and described cooler outside is equiped with described axial-flow blower;
Described water level control system comprises liquid level control switch, moisturizing solenoid valve, one-way valve discharges water, emptying solenoid valve, control solenoid valve and water break solenoid valve, described liquid level control switch is located in the air-water separation district of described integrated gas tank, described moisturizing solenoid valve is located on the pipeline connecting between described water storage box and described air-strainer, described emptying solenoid valve is installed on described air-strainer, the described one-way valve that discharges water is located on the pipeline connecting between described water storage box and described integrated gas tank, described control solenoid valve is located on the pipeline connecting between described integrated gas tank and described air-strainer,
Described integrated gas tank assembly comprises integrated gas tank, safety valve, water filter and gas tank cover, and described integrated gas tank inside is separated into gas storage tank field, air-water separation district and water filtration district successively; Described safety valve is installed on the sidewall in water filtration district of described integrated gas tank, and it is inner that described water filter core is installed in the water filtration district of described integrated gas tank;
Described water storage box assembly comprises radiating net, water storage box, filler, the first row mouth of a river and the one-way valve that discharges water; Described one-way valve is located on the pipeline being communicated with between described integrated gas tank and described main frame, and described air filter is installed in described main frame top, and is connected with unit water storage box by pipeline, and its pipeline is provided with suction valve; The described main frame the other end is connected with described cooler inner side surface, and described cooler outer side surface connects described axial-flow blower;
Air enters single screw host inner chamber through described air-strainer and suction valve; From described water filter, through the purified water of supercooler and water break solenoid valve, also enter into main frame inner chamber simultaneously; Mixing wastewater with air is entered the top, air-water separation district of integrated gas tank after main frame compression by one-way valve, its pure air enters the gas storage tank field of integrated gas tank, and provides pure work source of the gas by gas delivery outlet; Through precipitation and separation, to the water of bottom, through water filtration core, by the water outlet in the water filtration district of described air-water separation-filtration-gas storage integrated device, enter cooler, again pass through water break solenoid valve and enter described main frame inner chamber.
Preferably, described main frame driving mechanism also comprises motor cabinet, and it is peripheral that described motor cabinet is located at described coupling, and motor housing is connected with described host housing.
Preferably, described air-water separation-filtration-gas storage integrated device also comprises one-way valve, minimum pressure valve, tracheae joint chair, fan housing and fan electromotor; Described one-way valve is located on described main frame and the tank connected pipeline of described integrated gas, described minimum pressure valve is installed on described integrated gas tank, described tracheae joint chair is installed in the pipe head place between described air-strainer and described integrated gas tank, described fan housing covers on the shell of described axial-flow blower, and described axial-flow blower is axially connected with fan electromotor.
Preferably, described integrated gas tank is provided with handle, safety valve, water filter core and gas tank cover; Described handle is located at described integrated gas tank upper outside one end, and described safety valve is located at the described integrated gas tank upper outside the other end; Described water filter core is located in described water filter; Described gas tank cover is installed on the integrated gas tank of described safety valve below.
Preferably, described water storage box assembly also comprises water level visor and water tank castor; Described water level visor is located at described water tank upper side, and described water tank castor is located at described water storage box bottom.
By technique scheme, integrated due to by gas storage, air-water separation, filtration three parts of the present invention, reduces the space of unit greatly, has saved a lot of connecting tubes, has cancelled outside cover body and support, is conducive to heat radiation, has reduced cost of production.The lubricated oilless compressor unit of single screw stem water separately configures independently water storage box, can move flexibly, does not need fixedly water source.Each several part mechanism height is integrated, and machine volume is little, lightweight, and configuration water storage box, adopts microcomputer, electromechanical integration water automatic cycle control system, realizes unmanned, without fixing water source as tap water; Due to without cover body, without support, reduced cost of production, and can move flexibly, adapt to various operating mode.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is that the disclosed a kind of intelligent water automatic cycle list screw rod oil-free air compressor unit of the embodiment of the present invention is always schemed;
Fig. 2 is the disclosed a kind of intelligent water automatic cycle list screw rod oil-free air compressor unit water storage box figure of the embodiment of the present invention;
Fig. 3 is existing water lubrication oil-free air compressor structure side view;
Fig. 4 is existing water lubrication oil-free air compressor structural front view;
Fig. 5 is existing water lubrication oil-free air compressor structure plan view.
Numeral and the represented corresponding part title of letter in figure:
1. handle 11. is controlled the magnetic valve 12. valve seat 2. motor 3. electric cabinet 4. shaft coupling 5. motor cabinet 6. main frame 7. check valve 8. air filter 9. intake valve 10. emptying magnetic valves 11. of cutting off the water supply and is controlled the magnetic valve 12. integrated gas tank 28. gas outlet 29. first row mouth of a river 31. moisturizing magnetic valve 32. hand-operated valve 33. radiator-grid 34. storage tank 35. filler 36. water level visor 37. second row mouth of a river 38. water tank castors 39. of valve seat 13. water break solenoid valve 14. minimum pressure valve 15. tracheae joint chair 16. fan housing 17. cooler 18. axial flow blower 19. fan electromotor 20. safety valve 21. water filtration core 22. gas tank cover 23. first row air valve 24. castor 25. liquid level control switch 26. second row air valve 27. check valve 40. check valve that discharges water that discharges water of cutting off the water supply
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technological scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiments.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment who obtains under creative work prerequisite, belong to the scope of protection of the invention.
The invention provides a kind of intelligent water automatic cycle list screw rod oil-free air compressor unit, volume is little, water automatic cycle, and unmanned, does not need fixedly water source, flexibly the unit of mobile intelligent water lubrication list screw rod oil-free air compressor.
Below in conjunction with embodiment and embodiment, the present invention is further detailed explanation.
Embodiment.
As depicted in figs. 1 and 2, the portable single screw rod oil-free air compressor unit of intelligent water automatic cycle, comprises main frame driving mechanism, water cooling system, water level control system, integrated gas tank assembly, water storage box assembly, air-water separation-filtration-gas storage integrated device and electric control box 3; Described integrated gas tank 27 one end, top are provided with main frame driving mechanism, and the other end is provided with water cooling system;
Wherein, described main frame driving mechanism, water cooling system, water level control system, integrated gas tank assembly, water storage box assembly and air-water separation-filtration-gas storage integrated device are respectively by forming with lower member: handle 1, motor 2, electric control box 3, coupling 4, motor cabinet 5, main frame 6, one-way valve 7, air-strainer 8, suction valve 9, emptying solenoid valve 10, control solenoid valve 11, the valve seat 12 of cutting off the water supply, water break solenoid valve 13, minimum pressure valve 14, tracheae joint chair 15, fan housing 16, cooler 17, axial-flow blower 18, fan electromotor 19, safety valve 20, water filtration core 21, gas tank cover 22, first row air valve 23, castor 24, liquid level control switch 25, second row air valve 26, integrated gas tank 27, gas outlet 28, the first row mouth of a river 29, moisturizing solenoid valve 31, manually operated valve 32, radiating net 33, water storage box 34, filler 35, water level visor 36, the second row mouth of a river 37, water tank castor 38, one-way valve 39 and the one-way valve 40 that discharges water discharge water.
Described main frame driving mechanism comprises that inner chamber is provided with the main frame 6 of single screw rod, motor 2 and coupling 4; Described motor 2 axially connects described main frame 6 one end by described coupling 4;
Described air-water separation-filtration-gas storage integrated device comprises air-strainer 8, suction valve 9, cooler 17 and axial-flow blower 18; Described air filter is located at main frame 6 top one sides, and it is connected with described suction valve 9; Described cooler 17 inner side surfaces are connected with described main frame 6 sides, and described cooler 17 outsides are equiped with described axial-flow blower 18.
Described water level control system comprises liquid level control switch 25, moisturizing solenoid valve 31, one-way valve 40 discharges water, emptying solenoid valve 10, control solenoid valve 11 and water break solenoid valve 13, described liquid level control switch 25 is located in the air-water separation district of described integrated gas tank 27, described moisturizing solenoid valve 31 is located on the pipeline connecting between described water storage box 34 and described air-strainer 8, described emptying solenoid valve 10 is installed on described air-strainer 8, the described one-way valve 40 that discharges water is located on the pipeline connecting between described water storage box 34 and described integrated gas tank 27, described control solenoid valve 11 is located on the pipeline connecting between described integrated gas tank 27 and described air-strainer 8,
Described integrated gas tank assembly comprises integrated gas tank 27, safety valve 20, water filter and gas tank cover 22, and described integrated gas tank 27 inside are separated into gas storage tank field, air-water separation district and water filtration district successively; Described safety valve 20 is installed on the sidewall in water filtration district of described integrated gas tank 27, and it is inner that described water filter core is installed in the water filtration district of described integrated gas tank 27;
Described water storage box assembly comprises radiating net 33, water storage box 34, filler 35, the first row mouth of a river 29 and the one-way valve 39 that discharges water; Described one-way valve 7 is located on the pipeline being communicated with between described integrated gas tank 27 and described main frame 6, and described air filter is installed in described main frame 6 tops, and is connected with unit water storage box 34 by pipeline, and its pipeline is provided with suction valve 9; Described main frame 6 the other ends are connected with described cooler 17 inner side surfaces, and described cooler 17 outer side surfaces connect described axial-flow blower 18;
Air enters single screw host 6 inner chambers through described air-strainer 8 and suction valve 9; From described water filter, through the purified water of supercooler 17 and water break solenoid valve 13, also enter into main frame 6 inner chambers simultaneously; Mixing wastewater with air is entered the top, air-water separation district of integrated gas tank 27 after main frame 6 compressions by one-way valve 7, its pure air enters the gas storage tank field of integrated gas tank 27, and provides pure work source of the gas by gas delivery outlet; Through precipitation and separation, to the water of bottom, through water filtration core 21, by the water outlet in the water filtration district of described air-water separation-filtration-gas storage integrated device, enter cooler 17, again pass through water break solenoid valve 13 and enter described main frame 6 inner chambers.
Wherein, described main frame driving mechanism also comprises motor cabinet 5, and described motor cabinet 5 is located at described coupling 4 peripheries, and motor housing is connected with described main frame 6 shells; Described air-water separation-filtration-gas storage integrated device also comprises one-way valve 7, minimum pressure valve 14, tracheae joint chair 15, fan housing 16 and fan electromotor 19; Described one-way valve 7 is located on the pipeline that described main frame 6 is connected with described integrated gas tank 27, described minimum pressure valve 14 is installed on described integrated gas tank 27, described tracheae joint chair 15 is installed in the pipe head place between described air-strainer 8 and described integrated gas tank 27, described fan housing 16 covers on the shell of described axial-flow blower 18, and described axial-flow blower 18 is axially connected with fan electromotor 19.
Described integrated gas tank 27 is provided with handle 1, safety valve 20, water filter core and gas tank cover 22; Described handle 1 is located at described integrated gas tank 27 upper outside one end, and described safety valve 20 is located at the described integrated gas tank 27 upper outside the other ends; Described water filter core is located in described water filter; Described gas tank cover 22 is installed on the integrated gas tank 27 of described safety valve 20 belows.
Described water storage box assembly also comprises water level visor and water tank castor 38; Described water level visor is located at described water tank upper side, and described water tank castor 38 is located at described water storage box 34 bottoms.
Referring to Fig. 1, Fig. 2, the working principle of the portable single screw rod oil-free air compressor unit of a kind of intelligent water automatic cycle: air enters single screw host 6 inner chambers through air-strainer 8 and suction valve 9; From water filter, through the purified water of supercooler 17 and water break solenoid valve 13, also enter into main frame 6 inner chambers simultaneously.Mixing wastewater with air is entered the air-water separation district A2 mouth top of air-water separation, water filtration, gas storage integrated device after main frame 6 compressions by one-way valve 7, its pure air enters the gas storage tank field of integrated device through minimum pressure valve 14, by gas delivery outlet B3, provide pure work source of the gas; Water through precipitation and separation to bottom enters the import C2 of cooler 17 and exports C3 through the water filtration core 21 water outlet C1 by integrated device water filtration district, again through water break solenoid valve 13, enters main frame 6 inner chambers.The liquid level in air-water separation district is controlled by electric liquid-level switch, and when water level reduces, float declines, lower electrical contacts closed, connects moisturizing solenoid valve 31, carries out moisturizing; Contrary water level is too high, and float rises, upper electrical contacts closed, connects the one-way valve 40 that discharges water, and discharges water; Realize thus automatic adjusting and automatic cycle that moisturizing discharges water, the water level of water storage box 34 is checked by water level visor 36, and regularly adds water.
The present invention contrasts prior art and has following advantage:
1, volume is little, lightweight.
2, removable, adapt to different operating environment.
3, without fixing water source, water tank regularly adds water and just can.
4, water automatic cycle, machine can unmanned.
5, machine running temperature is low, below 45 ℃, without fire prevention hidden danger.
6, machine adds and what discharge is all water, environment friendly and pollution-free.
By technique scheme, integrated due to by gas storage, air-water separation, filtration three parts of the present invention, reduces the space of unit greatly, has saved a lot of connecting tubes, has cancelled outside cover body and support, is conducive to heat radiation, has reduced cost of production.The lubricated oilless compressor unit of single screw stem water separately configures independently water storage box 34, can move flexibly, does not need fixedly water source.Each several part mechanism height is integrated, and machine volume is little, lightweight, and configuration water storage box 34, adopts microcomputer, electromechanical integration water automatic cycle control system, realizes unmanned, without fixing water source as tap water; Due to without cover body, without support, reduced cost of production, and can move flexibly, adapt to various operating mode.
Above-described is only the portable single screw rod oil-free air compressor unit preferred implementation of a kind of intelligent water automatic cycle of the present invention; should be understood that; for the person of ordinary skill of the art; without departing from the concept of the premise of the invention; can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (5)
1. the portable single screw rod oil-free air compressor unit of intelligent water automatic cycle, it is characterized in that, comprise main frame driving mechanism, water cooling system, water level control system, integrated gas tank assembly, water storage box assembly, air-water separation-filtration-gas storage integrated device and electric control box; One end, described integrated gas tank top is provided with main frame driving mechanism, and the other end is provided with water cooling system;
Described main frame driving mechanism comprises that inner chamber is provided with single screw host, motor and coupling; Described motor axially connects described main frame one end by described coupling;
Described air-water separation-filtration-gas storage integrated device comprises air-strainer, suction valve, cooler and axial-flow blower; Described air filter is located at main frame top one side, and it is connected with described suction valve; Described cooler inner side surface is connected with described main frame side, and described cooler outside is equiped with described axial-flow blower;
Described water level control system comprises liquid level control switch, moisturizing solenoid valve, one-way valve discharges water, emptying solenoid valve, control solenoid valve and water break solenoid valve, described liquid level control switch is located in the air-water separation district of described integrated gas tank, described moisturizing solenoid valve is located on the pipeline connecting between described water storage box and described air-strainer, described emptying solenoid valve is installed on described air-strainer, the described one-way valve that discharges water is located on the pipeline connecting between described water storage box and described integrated gas tank, described control solenoid valve is located on the pipeline connecting between described integrated gas tank and described air-strainer,
Described integrated gas tank assembly comprises integrated gas tank, safety valve, water filter and gas tank cover, and described integrated gas tank inside is separated into gas storage tank field, air-water separation district and water filtration district successively; Described safety valve is installed on the sidewall in water filtration district of described integrated gas tank, and it is inner that described water filter core is installed in the water filtration district of described integrated gas tank;
Described water storage box assembly comprises radiating net, water storage box, filler, the first row mouth of a river and the one-way valve that discharges water; Described one-way valve is located on the pipeline being communicated with between described integrated gas tank and described main frame, and described air filter is installed in described main frame top, and is connected with unit water storage box by pipeline, and its pipeline is provided with suction valve; The described main frame the other end is connected with described cooler inner side surface, and described cooler outer side surface connects described axial-flow blower;
Air enters single screw host inner chamber through described air-strainer and suction valve; From described water filter, through the purified water of supercooler and water break solenoid valve, also enter into main frame inner chamber simultaneously; Mixing wastewater with air is entered the top, air-water separation district of integrated gas tank after main frame compression by one-way valve, its pure air enters the gas storage tank field of integrated gas tank, and provides pure work source of the gas by gas delivery outlet; Through precipitation and separation, to the water of bottom, through water filtration core, by the water outlet in the water filtration district of described air-water separation-filtration-gas storage integrated device, enter cooler, again pass through water break solenoid valve and enter described main frame inner chamber.
2. the portable single screw rod oil-free air compressor unit of a kind of intelligent water automatic cycle according to claim 1, it is characterized in that, described main frame driving mechanism also comprises motor cabinet, and it is peripheral that described motor cabinet is located at described coupling, and motor housing is connected with described host housing.
3. the portable single screw rod oil-free air compressor unit of a kind of intelligent water automatic cycle according to claim 2, it is characterized in that, described air-water separation-filtration-gas storage integrated device also comprises one-way valve, minimum pressure valve, tracheae joint chair, fan housing and fan electromotor; Described one-way valve is located on described main frame and the tank connected pipeline of described integrated gas, described minimum pressure valve is installed on described integrated gas tank, described tracheae joint chair is installed in the pipe head place between described air-strainer and described integrated gas tank, described fan housing covers on the shell of described axial-flow blower, and described axial-flow blower is axially connected with fan electromotor.
4. the portable single screw rod oil-free air compressor unit of a kind of intelligent water automatic cycle according to claim 3, is characterized in that, described integrated gas tank is provided with handle, safety valve, water filter core and gas tank cover; Described handle is located at described integrated gas tank upper outside one end, and described safety valve is located at the described integrated gas tank upper outside the other end; Described water filter core is located in described water filter; Described gas tank cover is installed on the integrated gas tank of described safety valve below.
5. the portable single screw rod oil-free air compressor unit of a kind of intelligent water automatic cycle according to claim 1, is characterized in that, described water storage box assembly also comprises water level visor and water tank castor; Described water level visor is located at described water tank upper side, and described water tank castor is located at described water storage box bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310013385.0A CN103925215B (en) | 2013-01-15 | 2013-01-15 | A kind of intelligent water automatic cycle portable singe screw oil-free air compressor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310013385.0A CN103925215B (en) | 2013-01-15 | 2013-01-15 | A kind of intelligent water automatic cycle portable singe screw oil-free air compressor unit |
Publications (2)
| Publication Number | Publication Date |
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| CN103925215A true CN103925215A (en) | 2014-07-16 |
| CN103925215B CN103925215B (en) | 2016-04-27 |
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| CN201310013385.0A Expired - Fee Related CN103925215B (en) | 2013-01-15 | 2013-01-15 | A kind of intelligent water automatic cycle portable singe screw oil-free air compressor unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108721799A (en) * | 2017-04-21 | 2018-11-02 | 海南红树林投资有限公司 | Air can |
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| JP2002276551A (en) * | 2001-03-19 | 2002-09-25 | Ishikawajima Harima Heavy Ind Co Ltd | Water injection type air compressor and method of monitoring environment using the same |
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| CN201218209Y (en) * | 2008-07-03 | 2009-04-08 | 台州市压缩机制造有限公司 | Gas, oil and water separation device for inner-cooling type compressor |
| CN101545475A (en) * | 2009-05-01 | 2009-09-30 | 浙江鸿友压缩机制造有限公司 | An engine oil circulation and drainage device of an air compressor |
| CN203488370U (en) * | 2013-01-15 | 2014-03-19 | 邵用葆 | Intelligent water automatic cycle mobile single screw oil-free air compressor unit |
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2013
- 2013-01-15 CN CN201310013385.0A patent/CN103925215B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002276551A (en) * | 2001-03-19 | 2002-09-25 | Ishikawajima Harima Heavy Ind Co Ltd | Water injection type air compressor and method of monitoring environment using the same |
| CN101063564A (en) * | 2006-04-28 | 2007-10-31 | 中国科学院理化技术研究所 | Oil lubrication compressor gas supplied circulating refrigerating device |
| CN201218209Y (en) * | 2008-07-03 | 2009-04-08 | 台州市压缩机制造有限公司 | Gas, oil and water separation device for inner-cooling type compressor |
| CN101545475A (en) * | 2009-05-01 | 2009-09-30 | 浙江鸿友压缩机制造有限公司 | An engine oil circulation and drainage device of an air compressor |
| CN203488370U (en) * | 2013-01-15 | 2014-03-19 | 邵用葆 | Intelligent water automatic cycle mobile single screw oil-free air compressor unit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108721799A (en) * | 2017-04-21 | 2018-11-02 | 海南红树林投资有限公司 | Air can |
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| CN103925215B (en) | 2016-04-27 |
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Granted publication date: 20160427 Termination date: 20200115 |