CN209120097U - A kind of air compressor energy-saving device of air - Google Patents
A kind of air compressor energy-saving device of air Download PDFInfo
- Publication number
- CN209120097U CN209120097U CN201920004187.0U CN201920004187U CN209120097U CN 209120097 U CN209120097 U CN 209120097U CN 201920004187 U CN201920004187 U CN 201920004187U CN 209120097 U CN209120097 U CN 209120097U
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- contactor
- air compressor
- frequency conversion
- main
- frequency converter
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Abstract
The utility model discloses a kind of air compressor energy-saving device of air, including total power switch, air compressor motor control panel and power saving device of air compressor, the power saving device of air compressor includes sequentially connected inverter power switches, frequency converter input reactance device, frequency converter, frequency converter output reactance device, frequency converter output reactance device divides two-way to be connected separately with 1# frequency conversion contactor and 2# frequency conversion contactor, the air compressor motor control panel includes main contactor, Δ starting contactor and main motor, the main contactor and Δ starting contactor independently connect main motor, three tunnels of the total power switch point are separately connected inverter power switches, main contactor and Δ starting contactor, the 1# frequency conversion contactor is connected in parallel in main contactor and main motor circuit, the 2# frequency conversion contactor is connected in parallel to Δ starting contactor and main motor Circuit in, the utility model with complete preservation circuit, with power frequency conversion, frequency conversion can directly drive air compressor host motor.
Description
Technical field
The utility model belongs to field of air compressor, more specifically to a kind of air compressor energy-saving device of air.
Background technique
Existing frequency conversion air compressor is all that frequency converter directly drives operation to air compressor machine, works as frequency converter failure, and air compressor machine will
It is unable to run, directly affects equipment normal work.And some power frequency air compressor machine repacking frequency conversions, since protection circuit is not perfect,
Air compressor motor difficulty in starting, fluctuation of service.The higher hamonic wave that frequency converter generates pollutes power grid, and damages motor, influences equipment
Service life.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of with complete preservation circuit, with power frequency conversion,
Frequency conversion can directly drive the air compressor energy-saving device of air of air compressor host motor.
To achieve the above object, the utility model provides following technical solution: a kind of air compressor energy-saving device of air, including total
Power switch, air compressor motor control panel and power saving device of air compressor, the power saving device of air compressor include sequentially connected change
Frequency appliance mains switch, frequency converter input reactance device, frequency converter, frequency converter output reactance device, frequency converter output reactance device divide two-way
It is connected separately with 1# frequency conversion contactor and 2# frequency conversion contactor, the air compressor motor control panel includes main contactor, Δ starting
Contactor and main motor, the main contactor and Δ starting contactor independently connect main motor, and the general supply is opened
Tri- tunnel Guan Fen is separately connected inverter power switches, main contactor and Δ starting contactor, and the 1# frequency conversion contactor is connected in parallel to
In main contactor and main motor circuit, the 2# frequency conversion contactor is connected in parallel to the circuit of Δ starting contactor and main motor
In.
It further include further pressure transmitter, the pressure transmitter is installed to the supply air line of air compressor machine, pressure
Transmitter is electrically connected frequency converter.
Compared with prior art, the utility model has the beneficial effects that
1, the frequency converter band input and output reactor of air compressor machine, filters higher hamonic wave, protects motor, protect power grid；
2, when air compressor machine converting operation state, frequency converter directly drives main motor, and in time, response is fast for starting, avoids sky
Press starting protection and be unable to run；
3, frequency conversion soft start avoids mechanical shock and heavy current impact；
4, frequency control constant pressure air feeding is run, and saves electric energy.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model air compressor energy-saving device of air.
Appended drawing reference: 1, total power switch；2, air compressor motor control panel；3, main contactor；4, Δ starting contactor；5,
Inverter power switches；6, frequency converter input reactance device；7, frequency converter；8, frequency converter output reactance device；9,1# frequency conversion contactor；
10,2# frequency conversion contactor；11, pressure transmitter；12, power saving device of air compressor；13, main motor.
Specific embodiment
The embodiment of the utility model air compressor energy-saving device of air is described further referring to Fig.1.
A kind of air compressor energy-saving device of air, including total power switch 1, air compressor motor control panel 2 and power saving device of air compressor
12, the power saving device of air compressor 12 includes sequentially connected inverter power switches 5, frequency converter input reactance device 6, frequency converter
7, frequency converter output reactance device 8, frequency converter output reactance device 8 divide that two-way is connected separately with 1# frequency conversion contactor 9 and 2# frequency conversion connects
Tentaculum 10, the air compressor motor control panel 2 include main contactor 3, Δ starting contactor 4 and main motor, the main contact
Device 3 and Δ starting contactor 4 independently connect main motor 13, and the total power switch 1 divides three tunnels to be separately connected frequency converter
Power switch 5, main contactor 3 and Δ starting contactor 4, the 1# frequency conversion contactor 9 are connected in parallel to main contactor 3 and main motor
In 13 circuits, the 2# frequency conversion contactor 10 is connected in parallel in the circuit of Δ starting contactor 4 and main motor 13.
It further include pressure transmitter 11, the pressure transmitter is installed to the supply air line of air compressor machine, pressure transmitter
It is electrically connected frequency converter 7.
Air compressor machine converting operation: total power switch and inverter power switches power transmission, 1# frequency conversion contactor and 2# frequency conversion connect
Tentaculum is connected, and main contactor and Δ starting contactor disconnect, the main motor starting of air compressor machine, frequency converter operation, and frequency converter is straight
Driving main motor is connect, in time, response is fast for starting, avoids air compressor machine starting protection and is unable to run.The frequency converter band of air compressor machine
Input and output reactor filters higher hamonic wave, protects motor, protects power grid.When operation, frequency conversion soft start avoids mechanical shock
And heavy current impact, extend air compressor machine service life.Pressure transmitter feeds back the operation of frequency control constant pressure air feeding, saves electric energy.
Air compressor machine power frequency operation: total power switch power transmission, 1# frequency conversion contactor and 2# frequency conversion contactor disconnect, main contactor
It is connected with Δ starting contactor, air compressor machine is run by original power frequency startup.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (2)
1. a kind of air compressor energy-saving device of air, it is characterised in that: including total power switch, air compressor motor control panel and air compressor machine section
Electric installation, the power saving device of air compressor include sequentially connected inverter power switches, frequency converter input reactance device, frequency conversion
Device, frequency converter output reactance device, frequency converter output reactance device divide two-way to be connected separately with 1# frequency conversion contactor and 2# frequency conversion contact
Device, the air compressor motor control panel include main contactor, Δ starting contactor and main motor, and the main contactor and Δ open
Dynamic contactor independently connects main motor, and three tunnels of the total power switch point are separately connected inverter power switches, master connects
Tentaculum and Δ starting contactor, the 1# frequency conversion contactor are connected in parallel in main contactor and main motor circuit, the 2# frequency conversion
Contactor is connected in parallel in the circuit of Δ starting contactor and main motor.
2. air compressor energy-saving device of air according to claim 1, it is characterised in that: it further include pressure transmitter, the pressure
Transmitter is installed to the supply air line of air compressor machine, and pressure transmitter is electrically connected frequency converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004187.0U CN209120097U (en) | 2019-01-02 | 2019-01-02 | A kind of air compressor energy-saving device of air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004187.0U CN209120097U (en) | 2019-01-02 | 2019-01-02 | A kind of air compressor energy-saving device of air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209120097U true CN209120097U (en) | 2019-07-16 |
Family
ID=67209063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920004187.0U Active CN209120097U (en) | 2019-01-02 | 2019-01-02 | A kind of air compressor energy-saving device of air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209120097U (en) |
-
2019
- 2019-01-02 CN CN201920004187.0U patent/CN209120097U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314000 Second Floor, No. 199 Yaao Road, Daqiao Town, Nanhu District, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Xianbo Energy Saving Technology Co., Ltd. Address before: 314000 Second Floor, No. 199 Yaao Road, Daqiao Town, Nanhu District, Jiaxing City, Zhejiang Province Patentee before: Jiaxing Xian Bo Energy Saving Technology Co |
|
| CP01 | Change in the name or title of a patent holder |