CN105370574A - Energy-saving and environment-friendly water lubrication single-screw host - Google Patents
Energy-saving and environment-friendly water lubrication single-screw host Download PDFInfo
- Publication number
- CN105370574A CN105370574A CN201510934976.0A CN201510934976A CN105370574A CN 105370574 A CN105370574 A CN 105370574A CN 201510934976 A CN201510934976 A CN 201510934976A CN 105370574 A CN105370574 A CN 105370574A
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- China
- Prior art keywords
- mechanical seal
- bearing
- cooling water
- housing
- main shaft
- 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.)
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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
- F04C18/10—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 internal-axis type with the outer member having more teeth or tooth equivalents, e.g. rollers, than the inner member
- F04C18/107—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 internal-axis type with the outer member having more teeth or tooth equivalents, e.g. rollers, than the inner member with helical teeth
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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
- F04C27/008—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids for other than working fluid, i.e. the sealing arrangements are not between working chambers of the machine
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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
- F04C29/04—Heating; Cooling; Heat insulation
- F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
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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 provides an energy-saving and environment-friendly water lubrication single-screw host. The energy-saving and environment-friendly water lubrication single-screw host is characterized in that the sealing property between a bearing and a main shaft as well as a housing is better, a special heat dissipation structure is arranged at the interior of a machine, the high-temperature phenomenon during operation is avoided, and the operation is relatively stable; a front bearing mechanical seal and a rear bearing mechanical seal are also respectively mounted at the front end and the rear end of the main shaft; a front vacuum cavity is formed between the front bearing mechanical seal and a front bearing; a rear vacuum cavity is formed between the rear bearing mechanical seal and a rear bearing; a front mechanical seal cooling water inlet and a rear mechanical seal cooling water inlet are also respectively formed in the housing; the front mechanical seal cooling water inlet is connected with a first cooling water channel which coils from the front end of the main shaft to the rear end, then coils back to the front end from the rear end and is connected to the front bearing mechanical seal; a water returning channel of the first cooling water channel is formed in the housing; the rear mechanical seal cooling water inlet is connected with a second cooling water channel; a water returning channel of the second cooling water channel is formed in the housing.
Description
Technical field
The present invention relates to a kind of assembly of air compressor, specifically refer to a kind of energy-conserving and environment-protective water lubrication singe screw main frame.
Background technique
Air compressor is the basic product of the modernization of industry, and that often says electrically and in automation just has entirely pneumatic implication; And air compressor is just to provide source of the gas power, it is the main body in the dynamo-electric bleed air source device of nucleus equipment of pneumatic system, it is the device mechanical energy of former dynamic (normally motor) being converted to gas pressure energy, is compressed-air actuated pressure generator.The kind of air compressor is a lot, and can be divided into positive displacement compressor by working principle, speed mode compressor, the working principle of positive displacement compressor is the volume of pressurized gas, and the density of gas molecule in per unit volume is increased to improve compressed-air actuated pressure; The working principle of speed mode compressor improves the movement velocity of gas molecule, and the kinetic transformation that gas molecule is had is the pressure energy of gas, thus improves compressed-air actuated pressure.Now conventional air compressor has piston type air compressor, screw air compressor (screw air compressor is divided into again double-screw type air compressor and single screw air compressor); Centrifugal compressor and sliding-vane air compressor; Scroll type air compressor etc.
For single screw air compressor, singe screw main frame is exactly its core component.The inventor of present patent application finds in practice, and singe screw main frame of the prior art exists following deficiency: 1, bearing and poor sealing between main shaft and housing, bearing is easily intake, and causes bearing low for working life, causes main frame often to break down.2, lack effective radiating structure in main frame, during host work, easily occur high temperataure phenomena, cause main frame short for working life.
In sum, be badly in need of at present wanting a kind of bearing and better tightness between main shaft and housing, machine intimate has special radiating structure, there will not be high temperataure phenomena during work, the energy-conserving and environment-protective water lubrication singe screw main frame working more stable.
Summary of the invention
The technical problem to be solved in the present invention is, provide a kind of bearing and better tightness between main shaft and housing, machine intimate has special radiating structure, there will not be high temperataure phenomena during work, the energy-conserving and environment-protective water lubrication singe screw main frame working more stable.
For solving the problems of the technologies described above, technological scheme provided by the invention is: a kind of energy-conserving and environment-protective water lubrication singe screw main frame, and it comprises fore bearing, rear bearing, housing, rotor, exhaust check valve, main shaft, coupling tunnel, rear bearing block and front-end bearing pedestal; Fore bearing and rear bearing are installed on the rear and front end of main shaft respectively, and fore bearing is connected with housing by front-end bearing pedestal; Rear bearing is connected with housing by rear bearing block; Described main shaft is provided with rotor, and described case cover is on rotor; Described exhaust check valve is installed on housing, and described coupling tunnel is installed on the right-hand member of housing; The rear and front end of described main shaft is also separately installed with fore bearing mechanical seal and rear bearing mechanical seal; Chamber, initial vacuum is provided with between described fore bearing mechanical seal and fore bearing; Final vacuum chamber is provided with between described rear bearing mechanical seal and rear bearing; Described housing is also arranged and is respectively arranged with front mechanical seal cooling water intake and rear mechanical seal cooling water intake; Described front mechanical seal cooling water intake is communicated with one and is wound into rear end from the front end of main shaft, and then is linked into the first cooling water channel of fore bearing mechanical seal from wraparound front end, rear end; The backwater channel of the first cooling water channel is provided with in described housing; Described rear mechanical seal cooling water intake is communicated with one and is wound into front end from the rear end of main shaft, and then is linked into the second cooling water channel of rear bearing mechanical seal from wraparound rear end, front end; The backwater channel of the second cooling water channel is provided with in described housing.
As preferably, described rotor is prolonged corrosion resistant stainless steel structure, and the flank of tooth of described rotor is that 5-linked is moved and high-accuracyly revolved tooth, through the mirror surface structure that twice-enveloping processes.
As preferably, described housing is non-welding integral forging integrated formed structure.
As preferably, described fore bearing mechanical seal and rear bearing mechanical seal are the mechanical seal of 882-BGMH10-35 or 882-BGMH10-40 type.
After adopting said structure, the present invention has following beneficial effect: 1, add mechanical seal, and former main frame does not add machine envelope, and bearing is easily intake, and shortens the working life of bearing, thus makes main frame often occur situation.Increase mechanical seal rear bearing can not intake, longer service life, also can not affect the work of main frame.2, add cooling water channel, former main frame does not have cooling water channel, and main frame easily occurs high temperataure phenomena, thus shortens the working life of main frame inner components.The appearance of high temperataure phenomena is completely avoid after increasing cooling water channel.
Rotor adopts prolonged corrosion resistant stainless steel in addition, and the flank of tooth adopts state-of-the-art 5-linked to move the high-accuracy tooth that revolves and processes.Twice-enveloping revolves tooth processing, and surface, as minute surface, is reduced internal leakage, avoided operating thermal expansion, to guarantee optimal gap between minute surface, produces tolerance and exceeds 5-10%.The existence of checking dynamic pressure moisture film, forever corrosion-free sorrow.The housing integration forging of durability forms, not welding, and intensity hardness is far beyond welding technique, and rotating speed 2970 is transferred from a team to another and produced certain pressure.Particular craft revolve tooth, during compressor operation, rotor contacts with shell complete zero, without wearing and tearing, realize the long lifetime.Axle direction does not produce negative pressure, thus extends the working life of bearing.
In sum, the invention provides a kind of bearing and better tightness between main shaft and housing, machine intimate has special radiating structure, there will not be high temperataure phenomena during work, the energy-conserving and environment-protective water lubrication singe screw main frame working more stable.
Accompanying drawing explanation
Fig. 1 is the structural representation of energy-conserving and environment-protective water lubrication singe screw main frame in the present invention.
As shown in the figure: 1, fore bearing, 2, chamber, initial vacuum, 3, rear bearing, 4, final vacuum chamber, 5, fore bearing mechanical seal, 6, rear bearing mechanical seal, 7, front mechanical seal cooling water intake, 8, rear mechanical seal cooling water intake, 9, housing, 10, rotor, 11, exhaust check valve, 12, main shaft, 13, coupling tunnel, 14, rear bearing block, 15, front-end bearing pedestal.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
By reference to the accompanying drawings 1, a kind of energy-conserving and environment-protective water lubrication singe screw main frame, it comprises fore bearing 1, rear bearing 3, housing 9, rotor 10, exhaust check valve 11, main shaft 12, coupling tunnel 13, rear bearing block 14 and front-end bearing pedestal 15; Fore bearing 1 and rear bearing 3 are installed on the rear and front end of main shaft 12 respectively, and fore bearing 1 is connected with housing 9 by front-end bearing pedestal 15; Rear bearing 3 is connected with housing 9 by rear bearing block 14; Described main shaft 12 is provided with rotor 10, and described housing 9 covers on rotor 10; Described exhaust check valve 11 is installed on housing 9, and described coupling tunnel 13 is installed on the right-hand member of housing 9; The rear and front end of described main shaft 12 is also separately installed with fore bearing mechanical seal 5 and rear bearing mechanical seal 6; Chamber, initial vacuum 2 is provided with between described fore bearing mechanical seal 5 and fore bearing 1; Final vacuum chamber 4 is provided with between described rear bearing mechanical seal 6 and rear bearing 3; Described housing 9 is also arranged and is respectively arranged with front mechanical seal cooling water intake 7 and rear mechanical seal cooling water intake 8; Described front mechanical seal cooling water intake 7 is communicated with one and is wound into rear end from the front end of main shaft 12, and then is linked into the first cooling water channel of fore bearing mechanical seal 5 from wraparound front end, rear end; The backwater channel of the first cooling water channel is provided with in described housing 9; Described rear mechanical seal cooling water intake 8 is communicated with one and is wound into front end from the rear end of main shaft 12, and then is linked into the second cooling water channel of rear bearing mechanical seal 6 from wraparound rear end, front end; The backwater channel of the second cooling water channel is provided with in described housing 9.
As preferably, described rotor 10 is prolonged corrosion resistant stainless steel structure, and the flank of tooth of described rotor 10 is that 5-linked is moved and high-accuracyly revolved tooth, through the mirror surface structure that twice-enveloping processes.
As preferably, described housing 9 is non-welding integral forging integrated formed structure.
As preferably, described fore bearing mechanical seal 5 and rear bearing mechanical seal 6 are the mechanical seal of 882-BGMH10-35 or 882-BGMH10-40 type.
After adopting said structure, the present invention has following beneficial effect: 1, add mechanical seal, and former main frame does not add machine envelope, and bearing is easily intake, and shortens the working life of bearing, thus makes main frame often occur situation.Increase mechanical seal rear bearing can not intake, longer service life, also can not affect the work of main frame.2, add cooling water channel, former main frame does not have cooling water channel, and main frame easily occurs high temperataure phenomena, thus shortens the working life of main frame inner components.The appearance of high temperataure phenomena is completely avoid after increasing cooling water channel.
Rotor adopts prolonged corrosion resistant stainless steel in addition, and the flank of tooth adopts state-of-the-art 5-linked to move the high-accuracy tooth that revolves and processes.Twice-enveloping revolves tooth processing, and surface, as minute surface, is reduced internal leakage, avoided operating thermal expansion, to guarantee optimal gap between minute surface, produces tolerance and exceeds 5-10%.The existence of checking dynamic pressure moisture film, forever corrosion-free sorrow.The housing integration forging of durability forms, not welding, and intensity hardness is far beyond welding technique, and rotating speed 2970 is transferred from a team to another and produced certain pressure.Particular craft revolve tooth, during compressor operation, rotor contacts with shell complete zero, without wearing and tearing, realize longer working life.Axle direction does not produce negative pressure, thus extends the working life of bearing.
In sum, the invention provides a kind of bearing and better tightness between main shaft and housing, machine intimate has special radiating structure, there will not be high temperataure phenomena during work, the energy-conserving and environment-protective water lubrication singe screw main frame working more stable.
Main operational principle of the present invention is summarized as follows: electric motor starting, drives main axis by coupling, main shaft rotor driven, thus drive star gear body, make main frame intakeport start air-breathing, after compression, main frame is discharged, main frame water intake water inlet simultaneously by exhaust check valve.Need special instruction time, the backwater channel of the first cooling water channel described in present patent application and the second cooling water channel are the heat dissipation channels directly processed on housing, because passage bore is little, cannot intuitively embody in the accompanying drawings, so there is no mark in fig. 1, but actual product there is cooling water passage, and not corresponding cooling water passage on disclosed product in prior art.
Be described the present invention and mode of execution thereof above, this description does not have restricted, and shown in accompanying drawing is also one of embodiments of the present invention, and actual structure is not limited thereto.If generally speaking those of ordinary skill in the art enlightens by it, when not departing from the invention aim, designing the mode of structure similar to this technological scheme and embodiment without creationary, all should protection scope of the present invention be belonged to.
Claims (4)
1. an energy-conserving and environment-protective water lubrication singe screw main frame, it comprises fore bearing (1), rear bearing (3), housing (9), rotor (10), exhaust check valve (11), main shaft (12), coupling tunnel (13), rear bearing block (14) and front-end bearing pedestal (15); Fore bearing (1) and rear bearing (3) are installed on the rear and front end of main shaft (12) respectively, and fore bearing (1) is connected with housing (9) by front-end bearing pedestal (15); Rear bearing (3) is connected with housing (9) by rear bearing block (14); Described main shaft (12) is provided with rotor (10), described housing (9) covers on rotor (10); Described exhaust check valve (11) is installed on housing (9), and described coupling tunnel (13) is installed on the right-hand member of housing (9); It is characterized in that: the rear and front end of described main shaft (12) is also separately installed with fore bearing mechanical seal (5) and rear bearing mechanical seal (6); Chamber, initial vacuum (2) is provided with between described fore bearing mechanical seal (5) and fore bearing (1); Final vacuum chamber (4) is provided with between described rear bearing mechanical seal (6) and rear bearing (3); Described housing (9) is also arranged and is respectively arranged with front mechanical seal cooling water intake (7) and rear mechanical seal cooling water intake (8); Described front mechanical seal cooling water intake (7) is communicated with one and is wound into rear end from the front end of main shaft (12), and then is linked into the first cooling water channel of fore bearing mechanical seal (5) from wraparound front end, rear end; The backwater channel of the first cooling water channel is provided with in described housing (9); Described rear mechanical seal cooling water intake (8) is communicated with one and is wound into front end from the rear end of main shaft (12), and then is linked into the second cooling water channel of rear bearing mechanical seal (6) from wraparound rear end, front end; The backwater channel of the second cooling water channel is provided with in described housing (9).
2. energy-conserving and environment-protective water lubrication singe screw main frame according to claim 1, it is characterized in that: described rotor (10) is prolonged corrosion resistant stainless steel structure, the flank of tooth of described rotor (10) is that 5-linked is moved and high-accuracyly revolved tooth, through the mirror surface structure that twice-enveloping processes.
3. energy-conserving and environment-protective water lubrication singe screw main frame according to claim 1, is characterized in that: described housing (9) is non-welding integral forging integrated formed structure.
4. energy-conserving and environment-protective water lubrication singe screw main frame according to claim 1, is characterized in that: described fore bearing mechanical seal (5) and rear bearing mechanical seal (6) are the mechanical seal of 882-BGMH10-35 or 882-BGMH10-40 type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510934976.0A CN105370574A (en) | 2015-12-15 | 2015-12-15 | Energy-saving and environment-friendly water lubrication single-screw host |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510934976.0A CN105370574A (en) | 2015-12-15 | 2015-12-15 | Energy-saving and environment-friendly water lubrication single-screw host |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105370574A true CN105370574A (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510934976.0A Pending CN105370574A (en) | 2015-12-15 | 2015-12-15 | Energy-saving and environment-friendly water lubrication single-screw host |
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| Country | Link |
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| CN (1) | CN105370574A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030958A (en) * | 2022-06-06 | 2022-09-09 | 浙江江南石化机械有限公司 | High-density melting pump silver bush and processing method and equipment thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201650370U (en) * | 2010-02-24 | 2010-11-24 | 丹东克隆集团有限责任公司 | Full-flow vapor-liquid screw power machine with cooling jacket |
| CN101988134A (en) * | 2010-12-15 | 2011-03-23 | 汕头华兴冶金设备股份有限公司 | Blast furnace tuyere middle sleeve and blast furnace tuyere device |
| CN203867904U (en) * | 2014-05-13 | 2014-10-08 | 南通市威士真空设备有限公司 | Novel screw rod vacuum pump |
| CN204783645U (en) * | 2015-07-13 | 2015-11-18 | 上海好米工业技术有限公司 | Single helical -lobe compressor is used to chemical industry |
| CN205190208U (en) * | 2015-12-15 | 2016-04-27 | 意朗实业（上海）有限公司 | Lubricated single screw rod host computer of energy -concerving and environment -protective water |
-
2015
- 2015-12-15 CN CN201510934976.0A patent/CN105370574A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201650370U (en) * | 2010-02-24 | 2010-11-24 | 丹东克隆集团有限责任公司 | Full-flow vapor-liquid screw power machine with cooling jacket |
| CN101988134A (en) * | 2010-12-15 | 2011-03-23 | 汕头华兴冶金设备股份有限公司 | Blast furnace tuyere middle sleeve and blast furnace tuyere device |
| CN203867904U (en) * | 2014-05-13 | 2014-10-08 | 南通市威士真空设备有限公司 | Novel screw rod vacuum pump |
| CN204783645U (en) * | 2015-07-13 | 2015-11-18 | 上海好米工业技术有限公司 | Single helical -lobe compressor is used to chemical industry |
| CN205190208U (en) * | 2015-12-15 | 2016-04-27 | 意朗实业（上海）有限公司 | Lubricated single screw rod host computer of energy -concerving and environment -protective water |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030958A (en) * | 2022-06-06 | 2022-09-09 | 浙江江南石化机械有限公司 | High-density melting pump silver bush and processing method and equipment thereof |
| CN115030958B (en) * | 2022-06-06 | 2024-02-13 | 浙江江南石化机械有限公司 | High-density melting pump silver bearing bush and processing method and equipment thereof |
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Application publication date: 20160302 |
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