CN204877948U - Second grade compression screw air compressor - Google Patents
Second grade compression screw air compressor Download PDFInfo
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- CN204877948U CN204877948U CN201520611459.5U CN201520611459U CN204877948U CN 204877948 U CN204877948 U CN 204877948U CN 201520611459 U CN201520611459 U CN 201520611459U CN 204877948 U CN204877948 U CN 204877948U
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Abstract
The utility model provides a second grade compression screw air compressor belongs to air compressor technical field. It is big that it has solved motor output, and power consumption is higher, technical problem such as inefficiency. The utility model discloses a driving source and fuselage, set up the single -stage -compression chamber and the second grade compression chamber that are linked together in the fuselage, the single -stage -compression intracavity is provided with matched with one -level male rotor and one -level female rotor, second grade compression intracavity is provided with matched with second grade male rotor and second grade female rotor, the driving source is connected with one -level male rotor and second grade male rotor respectively through a drive mechanism. The utility model has the advantages of compression efficiency, energy -conservation improves.
Description
Technical field
The utility model belongs to air compressor technical field, relates to a kind of two-stage compression screw air compressor.
Background technique
Air compressor is the main body in compressed air source unit, and it is the device mechanical energy of prime mover (normally motor) being converted to gas pressure energy, is compressed-air actuated pressure generator.Now conventional air compressor has piston type air compressor, screw air compressor, centrifugal compressor, sliding-vane air compressor and scroll type air compressor.
China patent CN103225612A discloses a kind of screw air compressor, and it comprises motor, screw rod, machine barrel, described motor connecting screw rod, and screw rod is arranged in machine barrel; Minimum range between described screw rod and machine barrel is 5mm, and the space between screw rod and machine barrel is oil groove; Machine tube inner wall has annular protrusion, and annular protrusion is placed between two spiral shell ribs of screw rod just, and the space distance between annular protrusion and two spiral shell ribs is greater than 3mm, is less than 6mm; Machine barrel top is provided with inlet hole and exhaust port.This structure is simple, can provide high-pressure air at short notice.
But, be only only the use of one stage of compression in above-mentioned patent and carry out pressurized air, cause output power of motor large, consume energy higher and efficiency is low.
Summary of the invention
The utility model is the problems referred to above existed for existing technology, and provide a kind of two-stage compression screw air compressor, technical problem to be solved in the utility model is: how to reduce energy consumption, improves compression efficiency.
The purpose of this utility model realizes by following technical proposal:
A kind of two-stage compression screw air compressor, comprise driving source and fuselage, the one stage of compression chamber and two-stage compression chamber that are connected is offered in described fuselage, the one-level male rotor matched and one-level female rotor is provided with in described one stage of compression chamber, be provided with the secondary male rotor matched and secondary female rotor in described two-stage compression chamber, described driving source is connected with secondary male rotor with one-level male rotor respectively by a driving mechanism.
Its working principle is as follows: this air compressor is when compressing, the one-level male rotor being positioned at one stage of compression chamber and the secondary male rotor being positioned at two-stage compression chamber is driven to rotate by driving source respectively by driving mechanism, being positioned at one stage of compression chamber one-level male rotor drives the one-level female rotor be mated to rotate, thus the one stage of compression realized air, air after compressed arrives two-stage compression chamber, the secondary male rotor being positioned at two-stage compression chamber drives the secondary female rotor be mated to rotate, thus the two-stage compression realized air, air after final compression is discharged from relief opening.
In above-mentioned a kind of two-stage compression screw air compressor, between described one stage of compression chamber and two-stage compression chamber, be provided with cooling unit.After being designed with cooling unit, volume of air can be made to diminish, promote compression efficiency, and reduce output power of motor simultaneously.
In above-mentioned a kind of two-stage compression screw air compressor, described one stage of compression chamber is arranged on the top in two-stage compression chamber along compressor body short transverse.
In above-mentioned a kind of two-stage compression screw air compressor, described one-level male rotor, one-level female rotor, secondary male rotor and secondary female rotor are spirality.After being designed to spirality, can make one-level male rotor and one-level female rotor, the cooperation between secondary male rotor and secondary female rotor is rotated convenient and efficient.
In above-mentioned a kind of two-stage compression screw air compressor, described driving source is magneto.After driving source is designed to magneto, can energy consumption be reduced, raise the efficiency.Driving source in the application can be electronic, pneumatic, and this Pneumatic actuator can adopt the form of cylinder as driving source.Driving source belongs to prior art with the installation Placement of fuselage, is no longer repeated.
In above-mentioned a kind of two-stage compression screw air compressor, described driving mechanism comprises Large Gear Shaft During, gearwheel, one-level small gear, secondary small gear, Large Gear Shaft During outer end is connected with described driving source, the Large Gear Shaft During the other end is connected with gearwheel, and gearwheel is meshed with the one-level small gear be set on described one-level male rotor and the secondary small gear be set on described secondary male rotor respectively.Be designed with the driving mechanism of gear structure, rotational velocity and two-stage speed difference can be regulated by adjustment gear ratio row.Driving mechanism in the application can also adopt the form of belt pulley.
Compared with prior art, the utility model has the following advantages:
1, have employed the structure of two stage compression in the application, compared with documents, which raises compression efficiency, reduce output power of motor, reach energy-conservation effect;
2, be designed with cooling unit, compared with documents, it makes volume of air diminish, and promotes compression efficiency, and reduces output power of motor simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation in this air compressor one stage of compression chamber in embodiment.
Fig. 2 is the structural representation of this air compressor entirety in embodiment.
Fig. 3 is the structural representation in this air compressor two-stage compression chamber in embodiment.
In figure, 1, fuselage; 2, one stage of compression chamber; 3, two-stage compression chamber; 4, one-level male rotor; 5, one-level female rotor; 6, secondary male rotor; 7, secondary female rotor; 8, Large Gear Shaft During; 9, gearwheel; 10, one-level small gear; 11, secondary small gear.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As Fig. 1, Fig. 2, shown in Fig. 3, this air compressor comprises fuselage 1, offer the one stage of compression chamber 2 and two-stage compression chamber 3 that are connected from top to down along compressor body short transverse in fuselage 1, intermeshing helical one-level male rotor 4 and one-level female rotor 5 is placed with in one stage of compression chamber 2, the intermeshing male rotor of secondary twist 6 and secondary female rotor 7 is placed with in two-stage compression chamber 3, when air compressor is started working, magneto drives the Large Gear Shaft During 8 be attached thereto to rotate, Large Gear Shaft During 8 drives the gearwheel 9 be fixedly connected with it to rotate, gearwheel 9 drives the one-level small gear 10 that is meshed with it and secondary small gear 11 to rotate respectively, one-level small gear 10 drives the one-level male rotor 4 being positioned at one stage of compression chamber 2 to rotate, one-level male rotor 4 drives the one-level female rotor 5 be engaged with to rotate, thus one stage of compression is realized to air.
The present embodiment preferably has, and between one stage of compression chamber 2 and two-stage compression chamber 3, cooling unit is housed.This cooling unit can adopt means conventional in prior art, such as oil cooler.Air after one stage of compression is through oil cooling system, oil nozzle ejection fogging oil, smaller volume after air and fogging oil cool, enter two-stage compression chamber 3 afterwards, secondary small gear 11 drives the secondary male rotor 6 being positioned at two-stage compression chamber 3 to rotate, secondary male rotor 6 drives the secondary female rotor 7 be engaged with to rotate, thus realizes two-stage compression to air.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (6)
1. a two-stage compression screw air compressor, it is characterized in that, comprise driving source and fuselage (1), the one stage of compression chamber (2) and two-stage compression chamber (3) that are connected is offered in described fuselage (1), the one-level male rotor (4) and one-level female rotor (5) that match is provided with in described one stage of compression chamber (2), the secondary male rotor (6) and secondary female rotor (7) that match is provided with in described two-stage compression chamber (3), described driving source is connected with secondary male rotor (6) with one-level male rotor (4) respectively by a driving mechanism.
2. a kind of two-stage compression screw air compressor according to claim 1, is characterized in that, is provided with cooling unit between described one stage of compression chamber (2) and two-stage compression chamber (3).
3. a kind of two-stage compression screw air compressor according to claim 1, is characterized in that, described one stage of compression chamber (2) is arranged on the top of two-stage compression chamber (3) along compressor body short transverse.
4. a kind of two-stage compression screw air compressor according to claim 1 and 2, it is characterized in that, described one-level male rotor (4), one-level female rotor (5), secondary male rotor (6) and secondary female rotor (7) are spirality.
5. a kind of two-stage compression screw air compressor according to claim 1, is characterized in that, described driving source is magneto.
6. a kind of two-stage compression screw air compressor according to claim 1, it is characterized in that, described driving mechanism comprises Large Gear Shaft During (8), gearwheel (9), one-level small gear (10), secondary small gear (11), Large Gear Shaft During (8) outer end is connected with described driving source, Large Gear Shaft During (8) the other end is connected with gearwheel (9), gearwheel (9) is meshed with the one-level small gear (10) be set on described one-level male rotor (4) and the secondary small gear (11) be set on described secondary male rotor (6) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520611459.5U CN204877948U (en) | 2015-08-14 | 2015-08-14 | Second grade compression screw air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520611459.5U CN204877948U (en) | 2015-08-14 | 2015-08-14 | Second grade compression screw air compressor |
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| Publication Number | Publication Date |
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| CN204877948U true CN204877948U (en) | 2015-12-16 |
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| CN201520611459.5U Active CN204877948U (en) | 2015-08-14 | 2015-08-14 | Second grade compression screw air compressor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050657A (en) * | 2016-08-01 | 2016-10-26 | 珠海格力电器股份有限公司 | Screw compressor and multistage screw drive structure thereof |
| CN108019349A (en) * | 2016-10-28 | 2018-05-11 | 艾尔米克压缩机有限责任公司 | The spiral two-part air compressor of oil spout |
| CN109139467A (en) * | 2018-09-13 | 2019-01-04 | 镇江华印电路板有限公司 | A kind of efficient two stages of compression air compressor host |
-
2015
- 2015-08-14 CN CN201520611459.5U patent/CN204877948U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050657A (en) * | 2016-08-01 | 2016-10-26 | 珠海格力电器股份有限公司 | Screw compressor and multistage screw drive structure thereof |
| CN108019349A (en) * | 2016-10-28 | 2018-05-11 | 艾尔米克压缩机有限责任公司 | The spiral two-part air compressor of oil spout |
| CN108019349B (en) * | 2016-10-28 | 2019-11-15 | 艾尔米克压缩机有限责任公司 | Oil spout spiral two-part air compressor |
| US10626785B2 (en) | 2016-10-28 | 2020-04-21 | Almig Kompressoren Gmbh | Two-stage oil-injected screw air compressor |
| CN109139467A (en) * | 2018-09-13 | 2019-01-04 | 镇江华印电路板有限公司 | A kind of efficient two stages of compression air compressor host |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 317500 Taizhou city Zhejiang City Chengxi Industrial Park in Taizhou, Zhejiang Patentee after: Compressor Xinlei Limited by Share Ltd Address before: 317500 Taizhou city Zhejiang City Chengxi Industrial Park in Taizhou, Zhejiang Patentee before: Wenling Xinlei Air Compressor Co., Ltd. |