CN111946616A - Double-screw structure of compressor - Google Patents
Double-screw structure of compressor Download PDFInfo
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- CN111946616A CN111946616A CN202010774933.1A CN202010774933A CN111946616A CN 111946616 A CN111946616 A CN 111946616A CN 202010774933 A CN202010774933 A CN 202010774933A CN 111946616 A CN111946616 A CN 111946616A
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Classifications
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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
- 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
- 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
- F04C18/082—Details specially related to intermeshing engagement type pumps
- F04C18/086—Carter
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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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/005—Axial sealings for working fluid
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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
- F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
- F04C29/005—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
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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
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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
- F04C29/06—Silencing
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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
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
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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
- F04C2240/00—Components
- F04C2240/80—Other components
- F04C2240/805—Fastening means, e.g. bolts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2201/00—Metals
- F05C2201/04—Heavy metals
- F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
- F05C2201/0448—Steel
- F05C2201/046—Stainless steel or inox, e.g. 18-8
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention relates to the technical field of double-screw compressors, in particular to a double-screw structure of a compressor, which comprises a compressor base and a compressor shell, wherein one side of the compressor base is provided with the compressor shell, the left side of the top end of the compressor shell is fixedly connected with an air inlet pipeline, the right side of the top end of the compressor shell is fixedly connected with an exhaust pipeline, the left end of the compressor shell is provided with an air inlet sealing cover, the right end of the compressor shell is provided with an exhaust sealing cover, and the inner side of the compressor shell is fixedly connected with a connecting bearing; when the double-screw structure is used, the double-screw structure works in cooperation with the double bevel gears, the structure is compact, the abrasion of the double screws is reduced under the action of the bevel gears during operation, the service life of the double screws is prolonged, the energy consumption and the vibration noise level can be effectively reduced, in addition, the sealing workpiece ensures the sealing performance of the whole equipment during part installation, the working efficiency of the compressor is improved, and the stability and the safety of the equipment are ensured.
Description
Technical Field
The invention relates to the technical field of double-screw compressors, in particular to a double-screw structure of a compressor.
Background
The compressor is a driven fluid machine for lifting low-pressure gas into high-pressure gas, is the heart of a refrigeration system, sucks low-temperature and low-pressure refrigerant gas from a gas suction pipe, drives a piston to compress the refrigerant gas through the operation of a motor, and then discharges the high-temperature and high-pressure refrigerant gas to a gas discharge pipe to provide power for a refrigeration cycle, thereby realizing the refrigeration cycle of compression → condensation (heat release) → expansion → evaporation (heat absorption), wherein the compressor is divided into a piston compressor, a screw compressor, a centrifugal compressor, a linear compressor and the like, terms introduce the working principle, classification, accessories, specifications, operation requirements, production, common faults and environmental protection requirements, model selection principles, installation conditions and development trend of the compressor, the compressor is regarded as the heart of the refrigeration system, and the special term capable of expressing the characteristics of the compressor is called as a vapor pump, the compressor actually undertakes the responsibility of raising the pressure, increasing the suction pressure state to the discharge pressure state, and therefore there is an increasing demand for a compressor twin-screw structure.
Most of dry-type oil-free screw compressors existing in the market do not contain any liquid in a compression cavity, male and female rotors do not contact with each other, internal leakage is large, volumetric efficiency is low, and in order to make up for the defect of large internal leakage, the dry-type oil-free screw compressors are designed to have high rotating speed, and the exhaust temperature of dry compression is close to 200 ℃, so that the single-stage exhaust pressure of the compressor is low, two-stage series compression is needed, and the energy consumption of unit gas production is high, and the use of the compressor is inconvenient.
Disclosure of Invention
The present invention is directed to a twin-screw structure of a compressor to solve the above problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a compressor twin-screw structure, includes compressor frame and compressor casing, one side of compressor frame is equipped with the compressor casing, the top left fixedly connected with admission line of compressor casing, the right-hand fixedly connected with exhaust duct in top of compressor casing, the left end of compressor casing is equipped with the sealed lid that admits air, the right-hand member of compressor casing is equipped with the sealed lid that admits air, the inboard fixedly connected with connection bearing of compressor casing, the inboard fixedly connected with connecting axle of connection bearing, the outside of connecting axle is equipped with the spacing ring, just one side fixed connection of spacing ring is in connection bearing, the cloudy screw rod of one end fixedly connected with of connecting axle, one side meshing of cloudy screw rod is connected with the positive screw rod, the left end of positive screw rod passes through connecting axle fixedly connected with screw.
Preferably, the inboard of compressor casing is equipped with the screw thread, just compressor casing has fastening bolt through screw thread screwed connection, seal ring has been cup jointed in fastening bolt's the outside, compressor casing passes through fastening bolt and seal ring fixed connection in compressor frame, one side of the sealed lid of admitting air and exhaust all is equipped with the closing plate, just the sealed lid of admitting air and exhaust is respectively through fastening bolt and seal ring fixed connection in compressor casing.
Preferably, the number of the connecting bearings and the connecting shafts is four, the male screw is fixedly connected to the inner side of the connecting bearings through the connecting shafts, and the female screw and the male screw are respectively rotatably connected to the compressor shell through the connecting bearings.
Preferably, the other end of the female screw is fixedly connected with a female helical gear through a connecting shaft, the left end of the male screw is fixedly connected with a male helical gear through a connecting shaft, and the female helical gear is meshed with the male helical gear.
Preferably, the female screw, the male screw, the female bevel gear and the male bevel gear are all made of stainless steel.
Preferably, the male screw penetrates through the air inlet sealing cover through the screw driving shaft and is externally connected with a driving device.
Preferably, air filter screens are arranged on the inner sides of the air inlet pipeline and the air outlet pipeline.
Compared with the prior art, the invention has the beneficial effects that:
in the invention, before assembly, the shell and other non-processing surfaces of the casting are cleaned, burrs and burrs are removed, and the shell is dip-coated with anti-rust paint; similarly, before assembly, all non-casting parts are cleaned by kerosene, rolling bearings are cleaned by the kerosene, and impurities are not allowed to exist in the machine body; after the gear is assembled, a painting method is used for checking contact spots, and a certain axial gap is reserved when the bearing is adjusted and fixed; when the double-screw structure is used, the double-screw structure works in cooperation with the double bevel gears, the structure space is compact, the abrasion of the double screws is reduced under the action of the bevel gears during operation, the service life of the double screws is prolonged, the energy consumption and the vibration noise level can be effectively reduced, in addition, the sealing workpiece ensures the sealing performance of the whole equipment and reduces the occurrence of air leakage and the like during part installation, in addition, during operation, the double-screw structure can be lubricated by water, the water resource acquisition and the treatment and the use are convenient, the compression cavity of the traditional dry type oilless screw compressor is abandoned to be free of any liquid, the male rotor and the female rotor are not in contact, the internal leakage is large, the volume efficiency is low, the defect of large internal leakage is overcome, and the stability and the safety of the equipment are ensured while the working.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 at A in accordance with the present invention;
FIG. 3 is a schematic view of the mounting structure of the screw of the present invention;
in the figure: 1. a compressor base; 2. a compressor shell; 3. an air intake duct; 4. an exhaust duct; 5. an air inlet sealing cover; 6. an exhaust seal cover; 7. fastening a bolt; 8. a sealing gasket; 9. connecting a bearing; 10. a connecting shaft; 11. a limiting ring; 12. a female screw; 13. a female helical gear; 14. a male screw; 15. a male helical gear; 16. the screw drives the shaft.
Detailed Description
Example 1:
referring to fig. 1-3, the present invention provides a technical solution:
a double-screw structure of a compressor comprises a compressor base 1 and a compressor shell 2, one side of the compressor base 1 is provided with the compressor shell 2, the left side of the top end of the compressor shell 2 is fixedly connected with an air inlet pipeline 3, the right side of the top end of the compressor shell 2 is fixedly connected with an exhaust pipeline 4, the circulation performance of gas is ensured, the normal operation of equipment is ensured, the left end of the compressor shell 2 is provided with an air inlet sealing cover 5, the right end of the compressor shell 2 is provided with an exhaust sealing cover 6, the sealing performance of the equipment in operation is ensured, the gas leakage is prevented, the inner side of the compressor shell 2 is fixedly connected with a connecting bearing 9, the normal rotation of a screw rod is ensured, the inner side of the connecting bearing 9 is fixedly connected with a connecting shaft 10, the outer side of the connecting shaft 10 is provided with a limit ring 11, the screw rod is prevented from deviating, one side of the female screw 12 is engaged and connected with a male screw 14, the left end of the male screw 14 is fixedly connected with a screw driving shaft 16 through a connecting shaft 10, the inner side of the compressor shell 2 is provided with threads, the compressor shell 2 is spirally connected with a fastening bolt 7 through the threads, the outer side of the fastening bolt 7 is sleeved with a sealing washer 8, the compressor shell 2 is fixedly connected with the compressor base 1 through the fastening bolt 7 and the sealing washer 8, so that the installation of the compressor shell 2 is more stable, one side of each of the air inlet sealing cover 5 and the air outlet sealing cover 6 is provided with a sealing plate to prevent air leakage and the like and avoid influencing the normal operation of the equipment, the air inlet sealing cover 5 and the air outlet sealing cover 6 are respectively fixedly connected with the compressor shell 2 through the fastening bolt 7 and the sealing washer 8, the sealing performance of the equipment is ensured, the follow, the male screw 14 is fixedly connected to the inner side of the connecting bearing 9 through a connecting shaft 10, the female screw 12 and the male screw 14 are respectively rotatably connected to the compressor shell 2 through the connecting bearing 9, the other end of the female screw 12 is fixedly connected with a female helical gear 13 through the connecting shaft 10, the left end of the male screw 14 is fixedly connected with a male helical gear 15 through the connecting shaft 10, the female helical gear 13 and the male helical gear 15 are mutually meshed and connected, the structure is directly and mutually connected compactly, so that the operation is more stable and reliable, the female screw 12, the male screw 14, the female helical gear 13 and the male helical gear 15 are made of stainless steel materials, the service life is long, the long-term use of the equipment is ensured, the male screw 14 penetrates through the air inlet sealing cover 5 through a screw driving shaft 16 and is externally connected with a driving device, the air filter screens are arranged on the inner sides, prevent the pollution to the internal parts of the machine body.
The working process is as follows: cleaning the non-processing surfaces of the front assembling shell and other castings, removing burrs and burrs, and dip-coating antirust paint; similarly, before assembly, all non-casting parts are cleaned by kerosene, rolling bearings are cleaned by the kerosene, and impurities are not allowed to exist in the machine body; after the gear is assembled, a painting method is used for checking contact spots, and a certain axial clearance is reserved when the bearing is adjusted and fixed; when the screw driving device is used, under the driving of the screw driving shaft 16, the male screw 14 can be driven to rotate through the connecting shaft 10, meanwhile, the male screw 14 can rotate in the connecting bearing 9 through the connecting shaft 10, the male screw 14 is used for driving the female screw 12 to rotate, the synchronous female screw 12 can rotate in the connecting bearing 9 through the connecting shaft 10, the male helical gear 15 can drive the female helical gear 13 to rotate, the screw driving device is matched with a screw to be used, the abrasion between the screws is reduced, and the screw driving device is convenient to use.
Example 2:
referring to fig. 1-3, the present invention provides a technical solution:
a double-screw structure of a compressor comprises a compressor base 1 and a compressor shell 2, one side of the compressor base 1 is provided with the compressor shell 2, the left side of the top end of the compressor shell 2 is fixedly connected with an air inlet pipeline 3, the right side of the top end of the compressor shell 2 is fixedly connected with an exhaust pipeline 4, the circulation performance of gas is ensured, the normal operation of equipment is ensured, the left end of the compressor shell 2 is provided with an air inlet sealing cover 5, the right end of the compressor shell 2 is provided with an exhaust sealing cover 6, the sealing performance of the equipment in operation is ensured, the gas leakage is prevented, the inner side of the compressor shell 2 is fixedly connected with a connecting bearing 9, the normal rotation of a screw rod is ensured, the inner side of the connecting bearing 9 is fixedly connected with a connecting shaft 10, the outer side of the connecting shaft 10 is provided with a limit ring 11, the screw rod is prevented from deviating, one side of the female screw 12 is engaged and connected with a male screw 14, the left end of the male screw 14 is fixedly connected with a screw driving shaft 16 through a connecting shaft 10, the inner side of the compressor shell 2 is provided with threads, the compressor shell 2 is spirally connected with a fastening bolt 7 through the threads, the outer side of the fastening bolt 7 is sleeved with a sealing washer 8, the compressor shell 2 is fixedly connected with the compressor base 1 through the fastening bolt 7 and the sealing washer 8, so that the installation of the compressor shell 2 is more stable, one side of each of the air inlet sealing cover 5 and the air outlet sealing cover 6 is provided with a sealing plate to prevent air leakage and the like and avoid influencing the normal operation of the equipment, the air inlet sealing cover 5 and the air outlet sealing cover 6 are respectively fixedly connected with the compressor shell 2 through the fastening bolt 7 and the sealing washer 8, the sealing performance of the equipment is ensured, the follow, the male screw 14 is fixedly connected to the inner side of the connecting bearing 9 through a connecting shaft 10, the female screw 12 and the male screw 14 are respectively rotatably connected to the compressor shell 2 through the connecting bearing 9, the other end of the female screw 12 is fixedly connected with a female helical gear 13 through the connecting shaft 10, the left end of the male screw 14 is fixedly connected with a male helical gear 15 through the connecting shaft 10, the female helical gear 13 and the male helical gear 15 are mutually meshed and connected, the structure is directly and mutually connected compactly, so that the operation is more stable and reliable, the female screw 12, the male screw 14, the female helical gear 13 and the male helical gear 15 are made of stainless steel materials, the service life is long, the long-term use of the equipment is ensured, the male screw 14 penetrates through the air inlet sealing cover 5 through a screw driving shaft 16 and is externally connected with a driving device, the air filter screens are arranged on the inner sides, prevent the pollution to the internal parts of the machine body.
The working process is as follows: cleaning the non-processing surfaces of the front assembling shell and other castings, removing burrs and burrs, and dip-coating antirust paint; similarly, before assembly, all non-casting parts are cleaned by kerosene, rolling bearings are cleaned by the kerosene, and impurities are not allowed to exist in the machine body; after the gear is assembled, a painting method is used for checking contact spots, and a certain axial clearance is reserved when the bearing is adjusted and fixed; when using, the water inlet and the delivery port cooperation of 2 bottoms of accessible compressor shell, carry out the water injection, also do benefit to the drainage after lubricated, utilize water to lubricate, form the compressor of the lubricated twin-screw structure of water, and the water resource obtains and handles the use all convenient, under the drive of screw drive axle 16, can drive positive screw 14 through connecting axle 10 and rotate, positive screw 14 can be through connecting axle 10 at the internal rotation of coupling bearing 9 simultaneously, utilize positive screw 14 to drive cloudy screw 12 and rotate, synchronous cloudy screw 12 can be through connecting axle 10 at the internal rotation of coupling bearing 9, and positive helical gear 15 can drive cloudy helical gear 13 and rotate, the cooperation screw rod uses, the lubricated effect of rethread water, reduce the wearing and tearing between the screw rod, it is comparatively convenient to use.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (7)
1. The utility model provides a compressor twin-screw structure, includes compressor frame (1) and compressor shell (2), its characterized in that: one side of the compressor base (1) is provided with a compressor shell (2), the top left fixedly connected with air inlet pipeline (3) of the compressor shell (2), the right fixedly connected with exhaust pipeline (4) of the top end of the compressor shell (2), the left end of the compressor shell (2) is provided with an air inlet sealing cover (5), the right end of the compressor shell (2) is provided with an air outlet sealing cover (6), the inner side of the compressor shell (2) is fixedly connected with a connecting bearing (9), the inner side of the connecting bearing (9) is fixedly connected with a connecting shaft (10), the outer side of the connecting shaft (10) is provided with a spacing ring (11), one side of the spacing ring (11) is fixedly connected with the connecting bearing (9), one end of the connecting shaft (10) is fixedly connected with a female screw rod (12), and one side of the female screw rod (12) is engaged with a, the left end of the male screw (14) is fixedly connected with a screw driving shaft (16) through a connecting shaft (10).
2. A compressor twin-screw structure as claimed in claim 1, wherein: the inboard of compressor casing (2) is equipped with the screw thread, just compressor casing (2) has fastening bolt (7) through screw thread screwed connection, seal ring (8) have been cup jointed in the outside of fastening bolt (7), compressor casing (2) are through fastening bolt (7) and seal ring (8) fixed connection in compressor frame (1), the sealed lid of admitting air (5) all is equipped with the closing plate with one side of the sealed lid of exhausting (6), just the sealed lid of admitting air (5) and the sealed lid of exhausting (6) are respectively through fastening bolt (7) and seal ring (8) fixed connection in compressor casing (2).
3. A compressor twin-screw structure as claimed in claim 1, wherein: the number of the connecting bearings (9) and the connecting shafts (10) is four, the male screw (14) is fixedly connected to the inner side of the connecting bearings (9) through the connecting shafts (10), and the female screw (12) and the male screw (14) are respectively connected to the compressor shell (2) in a rotating mode through the connecting bearings (9).
4. A compressor twin-screw structure as claimed in claim 1, wherein: the other end of the female screw rod (12) is fixedly connected with a female helical gear (13) through a connecting shaft (10), the left end of the male screw rod (14) is fixedly connected with a male helical gear (15) through the connecting shaft (10), and the female helical gear (13) is meshed with the male helical gear (15) and connected with each other.
5. A compressor twin-screw structure according to claim 4, characterized in that: the female screw (12), the male screw (14), the female bevel gear (13) and the male bevel gear (15) are all made of stainless steel.
6. A compressor twin-screw structure as claimed in claim 1, wherein: the male screw (14) penetrates through the air inlet sealing cover (5) through a screw driving shaft (16) and is externally connected with a driving device.
7. A compressor twin-screw structure as claimed in claim 1, wherein: and air filter screens are arranged on the inner sides of the air inlet pipeline (3) and the air outlet pipeline (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010774933.1A CN111946616A (en) | 2020-08-05 | 2020-08-05 | Double-screw structure of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010774933.1A CN111946616A (en) | 2020-08-05 | 2020-08-05 | Double-screw structure of compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111946616A true CN111946616A (en) | 2020-11-17 |
Family
ID=73339441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010774933.1A Withdrawn CN111946616A (en) | 2020-08-05 | 2020-08-05 | Double-screw structure of compressor |
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| Country | Link |
|---|---|
| CN (1) | CN111946616A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1393676A (en) * | 1971-06-19 | 1975-05-07 | Drum Eng Co Ltd | Vanetype compressors |
| EP2532895A1 (en) * | 2011-06-06 | 2012-12-12 | Vacuubrand Gmbh + Co Kg | Vacuum pump with pump rotor bearings on a single side |
| CN107787411A (en) * | 2015-04-17 | 2018-03-09 | 阿特拉斯·科普柯空气动力股份有限公司 | There is the screw compressor of this compressor element for the compressor element of screw compressor and application |
| CN208651129U (en) * | 2018-07-27 | 2019-03-26 | 天津华曼泵业集团有限公司 | A kind of non-leakage magnetic power drive three screw pump |
| CN210196008U (en) * | 2019-07-29 | 2020-03-27 | 苏州通润驱动设备股份有限公司 | Water lubrication screw compressor |
-
2020
- 2020-08-05 CN CN202010774933.1A patent/CN111946616A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1393676A (en) * | 1971-06-19 | 1975-05-07 | Drum Eng Co Ltd | Vanetype compressors |
| EP2532895A1 (en) * | 2011-06-06 | 2012-12-12 | Vacuubrand Gmbh + Co Kg | Vacuum pump with pump rotor bearings on a single side |
| CN107787411A (en) * | 2015-04-17 | 2018-03-09 | 阿特拉斯·科普柯空气动力股份有限公司 | There is the screw compressor of this compressor element for the compressor element of screw compressor and application |
| CN208651129U (en) * | 2018-07-27 | 2019-03-26 | 天津华曼泵业集团有限公司 | A kind of non-leakage magnetic power drive three screw pump |
| CN210196008U (en) * | 2019-07-29 | 2020-03-27 | 苏州通润驱动设备股份有限公司 | Water lubrication screw compressor |
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Application publication date: 20201117 |
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