CN208749543U - A kind of two stages of compression permanent magnetism ventilated machine screw air compressor head - Google Patents
A kind of two stages of compression permanent magnetism ventilated machine screw air compressor head Download PDFInfo
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- CN208749543U CN208749543U CN201820837770.5U CN201820837770U CN208749543U CN 208749543 U CN208749543 U CN 208749543U CN 201820837770 U CN201820837770 U CN 201820837770U CN 208749543 U CN208749543 U CN 208749543U
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Abstract
本实用新型提供了一种两级压缩永磁风冷电机螺杆式空气压缩机机头，包括：永磁风冷电机和两级压缩主机；所述永磁风冷电机的输出转轴与两级压缩主机的一级转子和二级转子传动连接，带动一级转子和二级转子分别在其各自的压缩腔内旋转，对空气进行两次压缩；所述一级转子和二级转子的压缩腔通过一中间油气管道连通，使得所述空气经过一级转子的压缩后进入二级转子的压缩腔内进行二次压缩。本实用新型提供了一种两级压缩永磁风冷电机螺杆式空气压缩机机头，其结构集成度高，压缩空气效率好，油路润滑系统内置于主机壳体及轴承座中，整机装配工序简单。
The utility model provides a two-stage compression permanent magnet air-cooled motor screw air compressor head, comprising: a permanent magnet air-cooled motor and a two-stage compression main engine; an output shaft of the permanent magnet air-cooled motor and a two-stage compressor The primary rotor and the secondary rotor of the main engine are connected in a transmission drive, which drives the primary rotor and the secondary rotor to rotate in their respective compression chambers, and compresses the air twice; the compression chambers of the primary rotor and the secondary rotor pass through An intermediate oil and gas pipeline is connected, so that the air is compressed by the primary rotor and then enters the compression chamber of the secondary rotor for secondary compression. The utility model provides a screw-type air compressor head of a two-stage compression permanent magnet air-cooled motor, which has high structural integration and good compressed air efficiency. The assembly process is simple.
Description
Technical field
The utility model relates to a kind of air compressors
Background technique
Existing two stages of compression screw air compressor is all made of shaft coupling etc., and asynchronous machine has been connect with host
Come, which increase axial dimensions.And the problem of being easy motor shaft and gear Shaft misalignment, easily cause host to vibrate big
Problem.
And the oil circuits such as host bearing, gear and the sealing of screw rod Oil injection cooling use circumscribed fuel feeding, cause machine assembly
Complex process, time-consuming.In addition, asynchronous ventilated machine is connect with two stages of compression host, and host discharge capacity adjusting range is limited, starting
When it is big to the impact of power grid.
Utility model content
Technical problem underlying to be solved in the utility model is to provide a kind of two stages of compression permanent magnetism ventilated machine screw
Air compressor head, structure integrated level is high, and compressed air efficiency is good, and oil-way lubrication system is built in host shell and bearing
In seat, machine assembly process is simple.
In order to solve the above technical problems, the utility model provides a kind of two stages of compression permanent magnetism ventilated machine screw
Air compressor head, comprising: permanent magnetism ventilated machine and two stages of compression host；
The output revolving shaft of the permanent magnetism ventilated machine and the primary rotor of two stages of compression host and secondary rotor are sequentially connected,
It drives primary rotor and secondary rotor to rotate in its respective compression chamber respectively, two second compressions is carried out to air；
The primary rotor is connected to the compression chamber of secondary rotor by an intermediate oil-gas pipeline, so that the air passes through
Into progress second-compressed in the compression chamber of secondary rotor after the compression of primary rotor.
In a preferred embodiment: the output revolving shaft is connected with a master gear, the two sides up and down of the master gear
Level-one driven gear and second level driven gear is respectively set；The level-one driven gear and second level driven gear are respectively with described one
Grade rotor, secondary rotor are connected.
In a preferred embodiment: intermediate oil chamber is provided in the intermediate oil-gas pipeline, to intermediate Oil/Gas Pipe
Spray cooling oil in road reduces the gas temperature in intermediate oil-gas pipeline, so that the gas temperature in two stages of compression is roughly the same.
In a preferred embodiment: the side wall of the host shell is provided with air inlet and air outlet, and the air inlet connects
The compression chamber suction end of primary rotor is passed to, gas outlet is connected to the compression chamber exhaust end of secondary rotor.
In a preferred embodiment: the primary rotor and secondary rotor respectively include a pair of of yin-yang rotor.
Compared to the prior art, technical solution of the present invention have it is following the utility model has the advantages that
The present invention provides a kind of two stages of compression permanent magnetism ventilated machine screw air compressor head, structure integrated levels
Height, compressed air efficiency is good, and oil-way lubrication system is built in host shell and bearing block, and machine assembly process is simple.For
Power grid is impacted greatly in asynchronous machine starting, and air demand controls inconvenience etc., and the utility model is provided to be cooperated using magneto
Frequency converter realizes the scheme of motor stepless speed regulation, effectively improves the energy-saving horizontal of air compressor head.Motor uses permanent magnet
Rotor, in order to guarantee that motor efficient operation, built-in independent frequency conversion air-cooled motor in motor guarantee that motor permanent magnet temperature of rotor exists
In zone of reasonableness, to realize high-efficiency operation.
Detailed description of the invention
Fig. 1 is the side of two stages of compression permanent magnetism ventilated machine screw air compressor head in utility model preferred embodiment
Pseudosection.
Specific embodiment
The utility model is described further below in conjunction with the drawings and specific embodiments.
With reference to Fig. 1, a kind of two stages of compression permanent magnetism ventilated machine screw air compressor head, comprising: the air-cooled electricity of permanent magnetism
Machine 1 and two stages of compression host；
The output revolving shaft of the permanent magnetism ventilated machine and the transmission of the primary rotor 5 of two stages of compression host and secondary rotor 8 connect
It connects, primary rotor 5 and secondary rotor 8 is driven to rotate in its respective compression chamber respectively, two second compressions are carried out to air；
The primary rotor 5 is connected to the compression chamber of secondary rotor 8 by an intermediate oil-gas pipeline 11, so that the air
Enter in the compression chamber of secondary rotor 8 after the compression of primary rotor 5 and carries out second-compressed.
A kind of above-mentioned two stages of compression permanent magnetism ventilated machine screw air compressor head, structure integrated level is high, pressure
Contracting air excellent in efficiency, oil-way lubrication system are built in host shell and bearing block, and machine assembly process is simple.
Power grid is impacted greatly for asynchronous machine starting, air demand controls the disadvantages of inconvenient, and the present embodiment is using as above
The technical solution is realized the scheme of motor stepless speed regulation using magneto cooperation frequency converter, effectively improves air compression
The energy-saving horizontal of machine head.Motor uses PM rotor, in order to guarantee that motor efficient operation, motor are equipped with potent independent wind
Machine can form excellent motor air cooling system, guarantee motor permanent magnet temperature of rotor in the reasonable scope, to realize efficiently fortune
Turn.
In order to allow output revolving shaft that primary rotor 5, secondary rotor 8 is driven to rotate, in the present embodiment, the output revolving shaft 1 with
The linkage of one driving gear 9, level-one driven gear 3 and second level driven gear 10 is respectively set in the two sides up and down of the driving gear 9；
The level-one driven gear 3 and second level driven gear 10 are connected with the primary rotor 5, secondary rotor 8 respectively.
Further, it is provided with intermediate oil chamber in the intermediate oil-gas pipeline 11, into intermediate oil-gas pipeline 11
Spray cooling oil reduces the gas temperature in intermediate oil-gas pipeline 11, so that the gas temperature in two stages of compression is roughly the same.
The side wall of the host shell is provided with air inlet and air outlet, and the air inlet is connected to the pressure of primary rotor 5
Contracting chamber, gas outlet are connected to the compression chamber of secondary rotor 8.The primary rotor 5 and secondary rotor 8 respectively include a pair of of yin-yang and turn
Son.
Permanent magnetism ventilated machine is connect by output revolving shaft with master gear 9, so that permanent magnetism ventilated machine passes through level-one driven tooth
Wheel 3 is by revolving speed and torque transfer to primary rotor 5, and primary rotor 5 is in the intracavitary engagement rotation of one stage of compression, in host shell and one
In the sealed volume that grade bearing block 6, level-one rear end bearing are constituted, air primary compression process is carried out.
Permanent magnetism ventilated machine by second level driven gear 10 by revolving speed and torque transfer to secondary rotor 8, secondary rotor 8,
In the intracavitary engagement rotation of the two-stage compression of host shell, host shell and secondary bearing seat 7, second level rear end bearing composition it is close
It seals in volume, carries out the two-stage compression process of air.
Air after one stage of compression process, in intermediate oil-gas pipeline 11 pass through cooling system Oil injection cooling, will in
Between compressed air temperature be reduced to certain level, prepare for two-stage compression process, so that entire air compression process is close
Isotherm compression obtains the higher compressed air of specific power.
Permanent magnetism ventilated machine by frequency converter realize stepless speed regulation, drive two stages of compression screw air compressor head into
Row compressed air, the occasion suitable for different gas consumptions.Synchronous magnetoelectric machine fast response time shows in exhaust response speed
It is brilliant；It can be realized soft start, when operation, current of electric does not exceed full-load current, while greatly reducing yet and setting to power grid
Standby impact will not damage electrical equipment.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (4)
1. a kind of two stages of compression permanent magnetism ventilated machine screw air compressor head, characterized by comprising: the air-cooled electricity of permanent magnetism
Machine and two stages of compression host；
The output revolving shaft of the permanent magnetism ventilated machine and the primary rotor of two stages of compression host and secondary rotor are sequentially connected, and drive
Primary rotor and secondary rotor rotate in its respective compression chamber respectively, carry out two second compressions to air；
The primary rotor is connected to the compression chamber of secondary rotor by an intermediate oil-gas pipeline, so that the air passes through level-one
Into progress second-compressed in the compression chamber of secondary rotor after the compression of rotor.
2. a kind of two stages of compression permanent magnetism ventilated machine screw air compressor head according to claim 1, feature
Be: the output revolving shaft and a driving gear link, and level-one driven gear is respectively set in the two sides up and down of the driving gear
With second level driven gear；The level-one driven gear and second level driven gear link with the primary rotor, secondary rotor respectively
Connection.
3. a kind of two stages of compression permanent magnetism ventilated machine screw air compressor head according to claim 2, feature
Be: the side wall of the host shell is provided with air inlet and air outlet, and the air inlet is connected to the compression chamber of primary rotor
Suction end, gas outlet are connected to the compression chamber exhaust end of secondary rotor.
4. a kind of two stages of compression permanent magnetism ventilated machine screw air compressor head according to claim 3, feature
Be: the primary rotor and secondary rotor respectively include a pair of of yin-yang rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820837770.5U CN208749543U (en) | 2018-05-31 | 2018-05-31 | A kind of two stages of compression permanent magnetism ventilated machine screw air compressor head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820837770.5U CN208749543U (en) | 2018-05-31 | 2018-05-31 | A kind of two stages of compression permanent magnetism ventilated machine screw air compressor head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208749543U true CN208749543U (en) | 2019-04-16 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820837770.5U Active CN208749543U (en) | 2018-05-31 | 2018-05-31 | A kind of two stages of compression permanent magnetism ventilated machine screw air compressor head |
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|---|---|
| CN (1) | CN208749543U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110792595A (en) * | 2019-11-22 | 2020-02-14 | 上海开山能源装备有限公司 | Cascade two-stage screw compressor |
-
2018
- 2018-05-31 CN CN201820837770.5U patent/CN208749543U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110792595A (en) * | 2019-11-22 | 2020-02-14 | 上海开山能源装备有限公司 | Cascade two-stage screw compressor |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Tongan District of Xiamen City, Fujian province 361000 Xi Ke Zhen Xi Ke Street No. 611 Patentee after: Xiamen Dingrongyan Technology Co., Ltd. Country or region after: China Address before: Tongan District of Xiamen City, Fujian province 361000 Xi Ke Zhen Xi Ke Street No. 611 Patentee before: XIAMEN EAST ASIA MACHINERY INDUSTRIAL CO.,LTD. Country or region before: China |
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| CP03 | Change of name, title or address |