CN205811841U - A kind of control box for frequency converter - Google Patents
A kind of control box for frequency converter Download PDFInfo
- Publication number
- CN205811841U CN205811841U CN201620532637.XU CN201620532637U CN205811841U CN 205811841 U CN205811841 U CN 205811841U CN 201620532637 U CN201620532637 U CN 201620532637U CN 205811841 U CN205811841 U CN 205811841U
- Authority
- CN
- China
- Prior art keywords
- converter
- outlet terminal
- switch
- control box
- simulation
- 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.)
- Expired - Fee Related
Links
Abstract
The open a kind of control box for frequency converter of this utility model, including converter, the upper left side of described converter connects three phase mains, the lower left of described converter is provided with operating or shutdown switch, acceleration switch and speed reducing switch, described operating or shutdown switch, acceleration switch and speed reducing switch all connect converter, the upper right side of described converter is provided with analog output terminal, described analog output terminal is connected with converter, the left end of described converter is provided with simulation outlet terminal, the first simulation outlet terminal and the second simulation outlet terminal it is provided with in described simulation outlet terminal, the lower right of described converter is provided with abnormal access point outfan and PLC control system, described abnormal access point outfan is connected with converter with PLC control system；This control box for frequency converter has the advantage stable, capacity of resisting disturbance is strong and operational reliability is strong.
Description
Technical field
This utility model relates to a kind of control box for frequency converter.
Background technology
Along with the development of Power Electronic Technique, universal frequency converter is as Development of Power Electronic Technology
Product, the industry such as every field such as metallurgy, oil, electric power etc. in national economy obtains widely
Application, and play the most important effect as energy-conservation pioneer.
Converter real-time controller is one of most critical link of Frequency Converter Control, is directly connected to
The Control platform of converter and system reliability.Its Main Function is according to system acquisition
Voltage and current signal carries out the computing of series of complex, produces the PWM arteries and veins driving power cell
Punching, it is achieved high-performance, the real-time control in high precision, quickly responded.Simultaneously according to connecing from outside
The control command received realizes logic control, controls parameter transmission and real-time Communication for Power etc..
Utility model content
The technical problems to be solved in the utility model is to provide one and has stable, capacity of resisting disturbance
Strong and that operational reliability is strong control box for frequency converter.
For solving the problems referred to above, this utility model adopts the following technical scheme that
A kind of control box for frequency converter, including converter, the upper left side of described converter connects three
Phase power supply, the lower left of described converter is provided with operating or shutdown switch, acceleration switch and subtracts
Speed switchs, and described operating or shutdown switch, acceleration switch and speed reducing switch all connect converter,
The upper right side of described converter is provided with analog output terminal, described analog output terminal and frequency conversion
Device is connected, and the left end of described converter is provided with simulation outlet terminal, and described simulation output is eventually
The first simulation outlet terminal and the second simulation outlet terminal, the right side of described converter it is provided with in end
Lower section is provided with abnormal access point outfan and PLC control system, and described abnormal access point exports
End is connected with converter with PLC control system.
As preferably, described three phase mains is 220V.
As preferably, described operating or shutdown switch, acceleration switch and speed reducing switch are for connect side by side
Connect setting, be conducive to after operating or shutdown switch are opened, by controlling acceleration switch and deceleration
Switch is controlled converter.
As preferably, described first simulation outlet terminal and the second simulation outlet terminal are connected,
Be conducive to the first simulation outlet terminal and the second simulation outlet terminal cross-reference.
As preferably, the output of described first simulation outlet terminal and the second simulation outlet terminal is frequently
Rate is set as 10V.
As preferably, described abnormal access point outfan is connected with PLC control system, favorably
In the abnormal conditions being controlled abnormal access point outfan by PLC control system.
The beneficial effects of the utility model are: owing to being provided with three phase mains, it is possible to make frequency conversion
Device is energized, owing to being provided with operating or shutdown switch, acceleration switch and speed reducing switch, it is possible to control
The speed of service of converter processed, owing to being provided with simulation outlet terminal, it is possible to connecting circuit is the most defeated
Go out power supply, owing to being provided with PLC control system, it is possible to control converter and operate and control frequency conversion
The abnormal conditions of device.
Accompanying drawing explanation
Fig. 1 is the frame structure schematic diagram of a kind of control box for frequency converter of this utility model.
Detailed description of the invention
As it is shown in figure 1, a kind of control box for frequency converter, including converter, a left side for described converter
Be connected above three phase mains, the lower left of described converter be provided with operating or shutdown switch,
Acceleration switch and speed reducing switch, described operating or shutdown switch, acceleration switch and speed reducing switch are all
Connecting converter, the upper right side of described converter is provided with analog output terminal, and described simulation is defeated
Entering terminal to be connected with converter, the left end of described converter is provided with simulation outlet terminal, institute
The first simulation outlet terminal and the second simulation outlet terminal, institute it is provided with in stating simulation outlet terminal
The lower right stating converter is provided with abnormal access point outfan and PLC control system, described different
Often access point outfan is connected with converter with PLC control system.
Described three phase mains is 220V.
Described operating or shutdown switch, acceleration switch and speed reducing switch, for connect setting side by side, have
It is beneficial to after operating or shutdown switch are opened, controls by controlling acceleration switch and speed reducing switch
Converter processed.
Described first simulation outlet terminal and the second simulation outlet terminal are connected, and beneficially first
Simulation outlet terminal and the second simulation outlet terminal cross-reference.
The output frequency of described first simulation outlet terminal and the second simulation outlet terminal is set as
10V。
Described abnormal access point outfan is connected with PLC control system, is conducive to passing through PLC
Control system controls the abnormal conditions of abnormal access point outfan.
The beneficial effects of the utility model are: owing to being provided with three phase mains, it is possible to make frequency conversion
Device is energized, owing to being provided with operating or shutdown switch, acceleration switch and speed reducing switch, it is possible to control
The speed of service of converter processed, owing to being provided with simulation outlet terminal, it is possible to connecting circuit is the most defeated
Go out power supply, owing to being provided with PLC control system, it is possible to control converter and operate and control frequency conversion
The abnormal conditions of device.
The above, detailed description of the invention the most of the present utility model, but guarantor of the present utility model
The scope of protecting is not limited thereto, any change expected without creative work or replacement, all
Should contain within protection domain of the present utility model.
Claims (6)
1. a control box for frequency converter, it is characterised in that: include converter, described converter
Upper left side connects has three phase mains, the lower left of described converter are provided with operating or stop opening
Pass, acceleration switch and speed reducing switch, described operating or shutdown switch, acceleration switch and deceleration are opened
Closing and all connect converter, the upper right side of described converter is provided with analog output terminal, described mould
Intending input terminal to be connected with converter, the left end of described converter is provided with simulation output eventually
End, is provided with the first simulation outlet terminal in described simulation outlet terminal and the second simulation output is whole
End, the lower right of described converter is provided with abnormal access point outfan and PLC control system,
Described abnormal access point outfan is connected with converter with PLC control system.
2. control box for frequency converter as claimed in claim 1, it is characterised in that: described three-phase electricity
Source is 220V.
3. control box for frequency converter as claimed in claim 2, it is characterised in that: described operating or
Shutdown switch, acceleration switch and speed reducing switch are for connecting setting side by side.
4. control box for frequency converter as claimed in claim 3, it is characterised in that: described first mould
Intend outlet terminal and the second simulation outlet terminal is connected.
5. control box for frequency converter as claimed in claim 4, it is characterised in that: described first mould
The output frequency intending outlet terminal and the second simulation outlet terminal is set as 10V.
6. control box for frequency converter as claimed in claim 5, it is characterised in that: described exception connects
Access point outfan is connected with PLC control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620532637.XU CN205811841U (en) | 2016-06-02 | 2016-06-02 | A kind of control box for frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620532637.XU CN205811841U (en) | 2016-06-02 | 2016-06-02 | A kind of control box for frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205811841U true CN205811841U (en) | 2016-12-14 |
Family
ID=57501949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620532637.XU Expired - Fee Related CN205811841U (en) | 2016-06-02 | 2016-06-02 | A kind of control box for frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205811841U (en) |
-
2016
- 2016-06-02 CN CN201620532637.XU patent/CN205811841U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20170602 |