CN209358238U - A kind of electric equipment overload protection system - Google Patents
A kind of electric equipment overload protection system Download PDFInfo
- Publication number
- CN209358238U CN209358238U CN201822069733.7U CN201822069733U CN209358238U CN 209358238 U CN209358238 U CN 209358238U CN 201822069733 U CN201822069733 U CN 201822069733U CN 209358238 U CN209358238 U CN 209358238U
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- plc controller
- electric equipment
- frequency converter
- network communication
- connect
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Abstract
The utility model relates to a kind of electric equipment overloads to protect system, including frequency converter, PLC controller, alarm, it is connected between the frequency converter and PLC controller by communication line, the alarm and the switching signal output end of PLC controller connect, the network communication interface of the PLC controller connects a network communication module, PLC controller connects mobile terminal by network communication interface, the frequency converter is provided with over torque detection function, and there is an over torque relay output point, frequency converter is connect with load motor, the signal input part of the PLC controller connects current detecting instrument.The electric equipment overload protects system, can send relevant information to remote terminal while starting works to overload protection, thus the case where facilitating related personnel to understand overload protection work；It can facilitate the calling in later period by the real-time current record for the starting time, load motor that overload protection works in a storage module and check.
Description
Technical field
The utility model belongs to electromechanical support equipment technical field, and in particular to a kind of electric equipment overload protection system.
Background technique
Open (bulletin) number CN204607304U, publication date 20150902 are disclosed a kind of realized using frequency converter and exempt to climb device
The electric control system of overload protection, using the over torque detection function of frequency converter, when overloading, frequency converter is shut down, together
When transmission overload signal to PLC controller, control buzzer warning, realize the overload protection and prompt facility for exempting to climb device, mention
It is high to exempt to climb the safety that device uses.
But the appliance controller system, it has not been convenient to the real time monitoring of relevant staff, and can not be to protection work
Starting record causes related personnel to be not easy to understand the working condition of related facility.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and simple, the design reasonable one that provides a kind of structure
Kind electric equipment overload protects system.
The utility model achieves the above object through the following technical schemes:
A kind of electric equipment overload protection system, including frequency converter, PLC controller, alarm, the frequency converter and PLC
It is connected between controller by communication line, the switching signal output end of the alarm and PLC controller connects, the PLC
The network communication interface of controller connects a network communication module, and PLC controller connects mobile terminal, institute by network communication interface
It states frequency converter and is provided with over torque detection function, and have an over torque relay output point, frequency converter is connect with load motor,
The signal input part of the PLC controller connects current detecting instrument, and current detecting instrument is connect with load motor.
As the scheme that advanced optimizes of the utility model, the communication line uses RS485 communicating circuit.
As the scheme that advanced optimizes of the utility model, the communication line connects a memory module.
As the scheme that advanced optimizes of the utility model, the signal input part of the PLC controller connects a clock mould
Block, for current time information to be conveyed to PLC controller, clock module uses DS1302 real-time clock module.
As the scheme that advanced optimizes of the utility model, the network communication module communicates mould using ZigBee-network
Block.
As the scheme that advanced optimizes of the utility model, the model FX3U-64MR/ES-A's of the PLC controller
Mitsubishi's programmable controller.
As the scheme that advanced optimizes of the utility model, the communication line connects an operating display, operation display
The industry control screen of the model EJ080NA-05B of screen.
The utility model has the beneficial effects that:
1) the utility model can send relevant information to remote terminal while starting works to overload protection, from
And the case where facilitating related personnel to understand overload protection work；
2) real-time current for the starting time, load motor that overload protection works can be recorded in storage by the utility model
In module, facilitates the calling in later period and check；
3) the utility model structure is simple, and stability is high, and design rationally, is easy to implement.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure: 1, frequency converter；2, PLC controller；3, alarm；4, communication line；5, network communication module；6, mobile
End；7, current detecting instrument；8, memory module；9, clock module；10, operating display；11, load motor.
Specific embodiment
The application is described in further detail with reference to the accompanying drawing, it is necessary to it is indicated herein to be, implement in detail below
Mode is served only for that the application is further detailed, and should not be understood as the limitation to the application protection scope, the field
Technical staff can make some nonessential modifications and adaptations to the application according to above-mentioned application content.
In the description of the present invention, it should be understood that term " center ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical
Novel limitation；In the description of the present invention, unless otherwise indicated, " multiple ", " several " are meant that two or two
More than.
Embodiment 1
As shown in Figure 1, a kind of electric equipment overload protects system, including frequency converter 1, PLC controller 2, alarm 3, institute
It states and is connected between frequency converter 1 and PLC controller 2 by communication line 4, the switching signal of the alarm 3 and PLC controller 2
The network communication interface of output end connection, the PLC controller 2 connects a network communication module 5, and PLC controller 2 passes through network
Communication interface connects mobile terminal 6, and the frequency converter 1 is provided with over torque detection function, and has an over torque relay output
Point, frequency converter 1 are connect with load motor 11, and the signal input part of the PLC controller 2 connects current detecting instrument 7, current detecting
Instrument 7 is connect with load motor 11.
Communication line 4 uses RS485 communicating circuit.
Communication line 4 connects a memory module 8.
The signal input part of PLC controller 2 connects a clock module 9, for current time information to be conveyed to PLC control
Device 2, clock module 9 use DS1302 real-time clock module.
Network communication module 5 uses ZigBee-network communication module.
Mitsubishi's programmable controller of the model FX3U-64MR/ES-A of PLC controller 2.
Communication line 4 connects an operating display 10, the industry control screen of the model EJ080NA-05B of operating display 10.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (7)
1. a kind of electric equipment overload protects system, it is characterised in that: including frequency converter (1), PLC controller (2), alarm
(3), it is connect between the frequency converter (1) and PLC controller (2) by communication line (4), the alarm (3) and PLC are controlled
The switching signal output end of device (2) connects, and the network communication interface of the PLC controller (2) connects a network communication module
(5), PLC controller (2) connects mobile terminal (6) by network communication interface, and the frequency converter (1) is provided with over torque detection function
Can, and having an over torque relay output point, frequency converter (1) is connect with load motor (11), the PLC controller (2)
Signal input part connects current detecting instrument (7), and current detecting instrument (7) is connect with load motor (11).
2. a kind of electric equipment overload according to claim 1 protects system, it is characterised in that: the communication line (4)
Using RS485 communicating circuit.
3. a kind of electric equipment overload according to claim 1 protects system, it is characterised in that: the communication line (4)
Connect a memory module (8).
4. a kind of electric equipment overload according to claim 1 protects system, it is characterised in that: the PLC controller (2)
Signal input part connect a clock module (9), for current time information to be conveyed to PLC controller (2), clock module
(9) DS1302 real-time clock module is used.
5. a kind of electric equipment overload according to claim 4 protects system, it is characterised in that: the network communication module
(5) ZigBee-network communication module is used.
6. a kind of electric equipment overload according to claim 1 protects system, it is characterised in that: the PLC controller (2)
Model FX3U-64MR/ES-A Mitsubishi's programmable controller.
7. a kind of electric equipment overload according to claim 1 protects system, it is characterised in that: the communication line (4)
It connects an operating display (10), the industry control screen of the model EJ080NA-05B of operating display (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822069733.7U CN209358238U (en) | 2018-12-10 | 2018-12-10 | A kind of electric equipment overload protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822069733.7U CN209358238U (en) | 2018-12-10 | 2018-12-10 | A kind of electric equipment overload protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209358238U true CN209358238U (en) | 2019-09-06 |
Family
ID=67798746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822069733.7U Active CN209358238U (en) | 2018-12-10 | 2018-12-10 | A kind of electric equipment overload protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209358238U (en) |
-
2018
- 2018-12-10 CN CN201822069733.7U patent/CN209358238U/en active Active
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