CN205811885U - A kind of high-pressure frequency-conversion soft starter for motor controls device - Google Patents
A kind of high-pressure frequency-conversion soft starter for motor controls device Download PDFInfo
- Publication number
- CN205811885U CN205811885U CN201620778369.XU CN201620778369U CN205811885U CN 205811885 U CN205811885 U CN 205811885U CN 201620778369 U CN201620778369 U CN 201620778369U CN 205811885 U CN205811885 U CN 205811885U
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- China
- Prior art keywords
- motor
- switch module
- resistance
- controls
- switch
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Abstract
This utility model relates to a kind of high-pressure frequency-conversion soft starter for motor and controls device, including the motor on the circuit of transformator and connection transformer, described transformator is provided with 4 outlet terminals, and outlet terminal connects the first switch module, described first switch module connects transmission of electricity bus, and described transmission of electricity bus connects resistance chunk, and described resistance chunk connects second switch module, described second switch module is connected with running bus, described operation bus is arranged and runs motor and circuital current monitoring table.This utility model can regulate and control in time according to the ruuning situation of motor, controls effective, and control stability is good.
Description
Technical field
This utility model relates to electric motor starting and controls device technique field, particularly relates to a kind of high-pressure frequency-conversion soft starter for motor
Control device.
Background technology
It is known that the starting current that motor is on startup is typically 4-7 times of Rated motor electric current.Owing to motor is direct
Start the big electric current produced, on the one hand will necessarily produce big heat, thus cause burning or accelerating the old of electrical machine insulation of motor
Change, affect safety and the service life of motor；The biggest starting current will also result in the drastically decline of line voltage, from
And cause line voltage fluctuation of service and power supply safety.In view of this, soft-starting device for motor arises at the historic moment.Soft starter for motor
Device is that a kind of motor integrating soft start, soft stop, light-load energy saving and multifunction protection controls equipment, but existing
Soft start-up control device, poor stability, controlling weak effect can not regulate and control in time according to the ruuning situation of motor.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of high-pressure frequency-conversion soft starter for motor
Control device, can regulate and control in time according to the ruuning situation of motor, control effective, and control stability is good.
This utility model is achieved through the following technical solutions: a kind of high-pressure frequency-conversion soft starter for motor controls device, including becoming
Motor on the circuit of depressor and connection transformer, described transformator is provided with 4 outlet terminals, and outlet terminal is even
Connecing the first switch module, described first switch module connects transmission of electricity bus, and described transmission of electricity bus connects resistance chunk, described resistance
Chunk connects second switch module, and described second switch module is connected with running bus, described operation bus is arranged and runs electricity
Machine and circuital current monitoring table.
Further, described first switch module is controlled switch by 4 in parallel first and forms, and at 4 of transformator
Outlet terminal connects one first respectively and controls switch.
Further, described resistance chunk is made up of 4 resistance in parallel, and described second switch module is in parallel by 4
Second controls switch composition, and each second control switch correspondence connects the resistance of a resistance chunk.
Further, described first switch module, second switch module, circuital current monitoring table and operation controller circuit
Connecting, described operation controller is PLC.
Further, described operation motor arranging the operational monitoring device of motor, described operational monitoring device controls with running
Device connection.
Compared with prior art, the beneficial effects of the utility model are: device of the present utility model uses the first switch
Module selects for running the transformer output voltage that motor is powered, by connecting the second switch module regulation of resistance chunk even
Connect the regulation resistance running motor, the motor operational monitoring device with operation controller connection is set on motor simultaneously, and
Run the circuital current monitoring table in bus and operation controller connection, simultaneously the first switch module and second switch module
Being connected with operation controller, operation controller monitors the monitoring of table according to motor operational monitoring device and circuital current, controls the
One switch module and the opening and closing controlling switch of second switch module, regulation runs the voltage of motor and connects resistance adjustment electricity
Road electric current, can regulate and control in time according to the ruuning situation of motor, control effective, and control stability is good.
Accompanying drawing explanation
Fig. 1 is the structural representation that this utility model high-pressure frequency-conversion soft starter for motor controls device.
Wherein: 1, transformator；2, the first switch module；3, first controls switch；4, transmission of electricity bus；5, resistance chunk；6、
Second switch module；7, second controls switch；8, motor is run；9, operation controller；10, circuital current monitoring table；11, run
Bus；12, operational monitoring device.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.Should be appreciated that specific embodiment described herein is only in order to explain this
Utility model, is not used to limit this utility model.
As it is shown in figure 1, this utility model relates to a kind of high-pressure frequency-conversion soft starter for motor controls device, including transformator 1 with
And the motor 8 on the circuit of connection transformer 1, described transformator 1 is provided with 4 outlet terminals, and outlet terminal connects
First switch module 2, described first switch module 2 connects transmission of electricity bus 4, and described transmission of electricity bus 4 connects resistance chunk 5, described
Resistance chunk 5 connects second switch module 6, and described second switch module 6 is connected, in described operation bus 11 with running bus 11
Arranging and run motor 8 and circuital current monitoring table 10, described first switch module 2 is controlled 3 groups of switch by 4 in parallel first
Becoming, and connect one first respectively at 4 outlet terminals of transformator 1 and control switch 3, described resistance chunk 5 is by 4 parallel connections
Resistance composition, described second switch module 6 is controlled switch 7 by 4 in parallel second and forms, and each second controls switch 7
The corresponding resistance connecting a resistance chunk 5, described first switch module 2, second switch module 6, circuital current monitoring table 10
With operation controller 9 connection, described operation controller 9 is PLC, and described operation motor 8 arranges the fortune of motor
Row monitor 12, described operational monitoring device 12 and operation controller 9 connection.
In sum, device of the present utility model uses the first switch module 2 to select the transformation for running motor 8 power supply
Device 1 output voltage, connects the regulation resistance of operation motor 8, simultaneously by connecting second switch module 6 regulation of resistance chunk 5
Motor arranges the motor operational monitoring device 12 with operation controller 9 connection, and runs the circuital current in bus 11
Monitoring table 10 and operation controller 9 connection, the first switch module 2 and second switch module 6 are with operation controller 9 even simultaneously
Connecing, operation controller 9 monitors the monitoring of table 10 according to motor operational monitoring device 12 and circuital current, controls the first switch module
2 and second switch module 6 control switch opening and closing, regulation run motor 8 voltage and connect resistance adjustment circuital current,
Can regulate and control in time according to the ruuning situation of motor, control effective, and control stability is good.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of utility model and principle, should be included in this utility model
Protection domain within.
Claims (5)
1. high-pressure frequency-conversion soft starter for motor controls a device, on the circuit including transformator (1) and connection transformer (1)
Motor (8), it is characterised in that described transformator (1) is provided with 4 outlet terminals, and outlet terminal connects the first switch
Module (2), described first switch module (2) connects transmission of electricity bus (4), and described transmission of electricity bus (4) connects resistance chunk (5), institute
Stating resistance chunk (5) and connect second switch module (6), described second switch module (6) is connected with running bus (11), described fortune
The upper layout of row bus (11) runs motor (8) and circuital current monitoring table (10).
A kind of high-pressure frequency-conversion soft starter for motor the most according to claim 1 controls device, it is characterised in that described first opens
Close module (2) to be controlled switch (3) by 4 in parallel first and form, and connect respectively at 4 outlet terminals of transformator (1)
One first controls switch (3).
A kind of high-pressure frequency-conversion soft starter for motor the most according to claim 1 controls device, it is characterised in that described resistor group
Block (5) is made up of 4 resistance in parallel, and described second switch module (6) is controlled switch (7) by 4 in parallel second and forms, and
Each second controls the corresponding resistance connecting a resistance chunk (5) of switch (7).
A kind of high-pressure frequency-conversion soft starter for motor the most according to claim 1 controls device, it is characterised in that described first opens
Close module (2), second switch module (6), circuital current monitoring table (10) and operation controller (9) connection, described operation
Controller (9) is PLC.
A kind of high-pressure frequency-conversion soft starter for motor the most according to claim 1 controls device, it is characterised in that described operation electricity
The operational monitoring device (12) of motor, described operational monitoring device (12) and operation controller (9) connection are set on machine (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620778369.XU CN205811885U (en) | 2016-07-23 | 2016-07-23 | A kind of high-pressure frequency-conversion soft starter for motor controls device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620778369.XU CN205811885U (en) | 2016-07-23 | 2016-07-23 | A kind of high-pressure frequency-conversion soft starter for motor controls device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205811885U true CN205811885U (en) | 2016-12-14 |
Family
ID=57508371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620778369.XU Expired - Fee Related CN205811885U (en) | 2016-07-23 | 2016-07-23 | A kind of high-pressure frequency-conversion soft starter for motor controls device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205811885U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115103570A (en) * | 2022-07-06 | 2022-09-23 | 长沙子羡信息技术有限公司 | High-voltage soft start control device |
-
2016
- 2016-07-23 CN CN201620778369.XU patent/CN205811885U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115103570A (en) * | 2022-07-06 | 2022-09-23 | 长沙子羡信息技术有限公司 | High-voltage soft start control device |
| CN115103570B (en) * | 2022-07-06 | 2023-05-12 | 长沙子羡信息技术有限公司 | High-voltage soft start control device |
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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: 20170723 |