CN211777995U - Permanent magnet frequency conversion screw air compressor - Google Patents
Permanent magnet frequency conversion screw air compressor Download PDFInfo
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- CN211777995U CN211777995U CN201921404871.4U CN201921404871U CN211777995U CN 211777995 U CN211777995 U CN 211777995U CN 201921404871 U CN201921404871 U CN 201921404871U CN 211777995 U CN211777995 U CN 211777995U
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- air compressor
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Abstract
The utility model discloses a permanent magnetism frequency conversion screw air compressor machine, which comprises a housin, housing face is equipped with the controller, inside permanent-magnet machine, screw rod host computer, admission valve, air cleaner, cooler, fan, oil filter, oil and gas separator, pressure sensor, the thin separator of oil, pressure maintenance valve and the temperature-sensing valve of being equipped with of casing, permanent-magnet machine one side is equipped with the converter, just permanent-magnet machine one end still is equipped with independent radiator fan, the converter with permanent-magnet machine electric connection, independent radiator fan with controller electric connection, converter and permanent-magnet machine use in combination for the full variable frequency control of frequency conversion room screw air compressor machine compares more energy-conservingly with power frequency screw machine, and permanent-magnet machine takes independent radiator fan, guarantees the low temperature rise of motor, does not lose magnetism, increases the durability of motor.
Description
Technical Field
The utility model belongs to the technical field of the air compressor machine technique and specifically relates to a permanent magnetism frequency conversion screw air compressor machine.
Background
The air compressor is called as air compressor for short, and is a device for compressing gas, in recent years, the development of the air compressor is rapid, and the air compressor is widely applied to various industries, and particularly, the variable frequency air compressor is popular with users due to the characteristics of energy conservation, small mechanical impact, low failure rate and the like. But the air compressor machine that has now can not timely regulation tolerance for the air compressor machine idle running causes the loss. Therefore, a permanent magnet frequency conversion screw type air compressor is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the above-mentioned not enough, provide a screw compressor machine that can energy-conserving frequency conversion.
In order to achieve the above object, the technical solution of the present invention is: the utility model provides a permanent magnetism frequency conversion screw air compressor machine, includes the casing, housing face is equipped with the controller, inside permanent-magnet machine, screw rod host computer, admission valve, air cleaner, cooler, fan, oil cleaner, oil and gas separator, pressure sensor, the thin separator of oil, pressure maintenance valve and the temperature-sensing valve of being equipped with of casing, permanent-magnet machine one side is equipped with the converter, just permanent-magnet machine one end still is equipped with independent radiator fan, the converter with permanent-magnet machine electric connection, independent radiator fan with controller electric connection.
Preferably, the permanent magnet motor, the screw main machine, the cooler, the oil-gas separator and the frequency converter are all fixedly installed inside the shell.
Preferably, a middle bracket is arranged at one end of the permanent magnet motor, a screw rod host is arranged on one side of the middle bracket, and the output end of the permanent magnet motor is fixedly connected with the screw rod host.
Preferably, the oil filter is arranged on one side of the screw main machine, the oil-gas separator is arranged on one side of the oil filter, the pressure sensor is arranged on the pressure maintaining valve connected with the oil-gas separator, the temperature control valve is arranged on one side of the oil-gas separator, and the oil-gas separator is fixedly connected with the oil-fine separator. Preferably, the upper end of the screw main machine is provided with an air inlet valve, the upper end of the air inlet valve is provided with an air filter, and the screw main machine and the air filter are fixedly connected through a connecting pipe.
Through adopting foretell technical scheme, the beneficial effects of the utility model are that: use permanent-magnet machine and converter combination to control permanent-magnet machine's rotational speed with the converter, through the pressure sensor who is equipped with, can be timely detect user's pressure change back, judge whether need increase the displacement or still reduce the displacement through the contrast of inside setting value, in time give converter output signal, thereby adjust the tolerance by converter control permanent-magnet machine's rotational speed, avoid idle running to cause the loss, reach energy-conserving purpose, the utility model discloses simple structure, convenient to use has improved the utilization efficiency of energy, the indirect energy consumption that has reduced whole device.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a structural view of the permanent magnet motor of the present invention;
the main reference numbers: 1. a housing; 2. a controller; 3. a permanent magnet motor; 4. a frequency converter; 5. a screw main machine; 6. an intake valve; 7. an air cleaner; 8. a cooler; 9. a fan; 10. an oil filter; 11. an oil-gas separator; 12. a pressure sensor; 13. an oil fine separator; 14. a pressure maintenance valve; 15. a temperature control valve; 16. an independent heat dissipation fan; 17. and a middle bracket.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
It should be noted that the directional terms mentioned in the present invention, such as: upper, lower, front, rear, left, right, top, bottom, inner, outer, etc. are based on the orientation or positional relationship shown in fig. 1 for ease of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
As shown in fig. 1 and 2, a permanent magnet frequency conversion screw air compressor comprises a casing 1, a controller 2 is arranged on the surface of the casing 1, a permanent magnet motor 3, a screw host 5, an air inlet valve 6, an air filter 7, a cooler 8, a fan 9, an oil filter 10, an oil-gas separator 11, a pressure sensor 12, an oil-fine separator 13, a pressure maintaining valve 14 and a temperature control valve 15 are arranged inside the casing, a frequency converter 4 is arranged on one side of the permanent magnet motor 3, an independent cooling fan 16 is further arranged at one end of the permanent magnet motor 3, the frequency converter 4 is electrically connected with the permanent magnet motor 3, and the independent cooling fan 16 is electrically connected with the controller 2.
Specifically, the permanent magnet motor 3, the screw main machine 5, the cooler 8, the oil-gas separator 11 and the frequency converter 4 are all fixedly installed inside the shell 1.
Specifically, permanent-magnet machine 3 one end is equipped with well bracket 17, well bracket 17 one side is equipped with screw rod host computer 5, permanent-magnet machine 3's output and screw rod host computer 5 fixed connection.
Specifically, the oil filter 10 is arranged on one side of the screw main machine 5, and the oil filter 10 can effectively filter impurities and oil degradation products in the lubricating oil. And an oil-gas separator 11 is arranged on one side of the oil filter 10, and the oil-gas separator 11 can separate residual oil in the compressed air so as to improve the cleanliness of the compressed air and reduce the pollution of the residual oil to the post-treatment and equipment of the compressed air. The upper end of the oil-gas separator 11 is connected with a pressure maintaining valve 14 and a pressure sensor 12, one side of the oil-gas separator 11 is provided with a temperature control valve 15, and the oil-gas separator 11 is fixedly connected with an oil fine separator 13. When the temperature control valve 15 is in cold start, the equipment can reach the optimal working temperature as soon as possible, and the constant temperature and viscosity of the lubricating oil are maintained, so that the phenomena of steam condensation and lubricating oil emulsification in the equipment are prevented.
Specifically, the upper end of the screw main machine 5 is provided with an air inlet valve 6, the upper end of the air inlet valve 6 is provided with an air filter 7, and the screw main machine 5 and the air filter 7 are fixedly connected through a connecting pipe.
When the utility model is used, after dust is removed by the air filter 7, air enters the screw host 5 through the air inlet valve 6 to be compressed and mixed with lubricating oil, and the compressed air mixed with the oil is discharged into the oil-gas separator 11, and after the oil is removed by the oil-gas separator 11 and the oil-gas separator 13, pure air enters the cooler 8 through the pressure maintaining valve 14, and the air cooled by the fan 9 is supplied to users; lubricating oil separated by the oil-gas separator 11 enters the cooler 8 under the action of pressure, flows into the oil filter 10 after being cooled by the fan 9, is sprayed into the screw main machine 5 to cool the main machine after being filtered, judges whether loading or unloading is needed by comparing internal set values after the controller 2 detects pressure change of a user through the pressure sensor 12, and controls the air inlet valve 6 in time to ensure that the air pressure for the user meets the use requirements.
The above-mentioned, only for the preferred embodiment of the present invention, can not limit the scope of the implementation of the present invention, all the equivalent changes and decorations made according to the claims of the present invention should still belong to the scope covered by the present invention.
Claims (5)
1. The utility model provides a permanent magnetism frequency conversion screw air compressor machine, includes the casing, housing face is equipped with the controller, inside permanent-magnet machine, screw rod host computer, admission valve, air cleaner, cooler, fan, oil filter, oil and gas separator, pressure sensor, the thin separator of oil, pressure maintenance valve and the temperature-sensing valve of being equipped with of casing, its characterized in that: the cooling system is characterized in that a frequency converter is arranged on one side of the permanent magnet motor, an independent cooling fan is further arranged at one end of the permanent magnet motor, the frequency converter is electrically connected with the permanent magnet motor, and the independent cooling fan is electrically connected with the controller.
2. The permanent magnet frequency conversion screw type air compressor of claim 1, characterized in that: the permanent magnet motor, the screw main machine, the cooler, the oil-gas separator and the frequency converter are all fixedly installed inside the shell.
3. The permanent magnet frequency conversion screw type air compressor of claim 1, characterized in that: a middle bracket is arranged at one end of the permanent magnet motor, a screw rod host is arranged on one side of the middle bracket, and the output end of the permanent magnet motor is fixedly connected with the screw rod host.
4. The permanent magnet frequency conversion screw type air compressor of claim 1, characterized in that: the oil-gas separator is arranged on one side of the screw main machine and is connected with a pressure maintaining valve and a pressure sensor, and the temperature control valve is arranged on one side of the oil-gas separator and is fixedly connected with the oil-gas separator.
5. The permanent magnet frequency conversion screw type air compressor of claim 1, characterized in that: the screw rod host computer upper end is equipped with the admission valve, the admission valve upper end is equipped with air cleaner, screw rod host computer and air cleaner pass through connecting pipe fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921404871.4U CN211777995U (en) | 2019-08-27 | 2019-08-27 | Permanent magnet frequency conversion screw air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921404871.4U CN211777995U (en) | 2019-08-27 | 2019-08-27 | Permanent magnet frequency conversion screw air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211777995U true CN211777995U (en) | 2020-10-27 |
Family
ID=72907109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921404871.4U Active CN211777995U (en) | 2019-08-27 | 2019-08-27 | Permanent magnet frequency conversion screw air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211777995U (en) |
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2019
- 2019-08-27 CN CN201921404871.4U patent/CN211777995U/en active Active
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