CN208608719U - Dragveyer motor operation control system - Google Patents
Dragveyer motor operation control system Download PDFInfo
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- CN208608719U CN208608719U CN201820954780.7U CN201820954780U CN208608719U CN 208608719 U CN208608719 U CN 208608719U CN 201820954780 U CN201820954780 U CN 201820954780U CN 208608719 U CN208608719 U CN 208608719U
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- dragveyer
- control system
- motor
- frequency
- frequency converter
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- Control Of Ac Motors In General (AREA)
Abstract
The utility model discloses a kind of dragveyer motor operation control systems, belong to dragveyer control system technical field, to overcome prior art dragveyer electric machine control system that cannot quickly judge stall occur and handle in time, it is low that there is also system stability, the high problem of maintenance, maintenance cost.Including main power source, control power supply, frequency converter, scattered control system, main power source connects frequency converter and dragveyer motor, it controls power supply and connects frequency converter, scattered control system includes control panel, signal adapter in scattered control system and frequency converter transmits mutually analog signals, tachometer generator is connect with dragveyer motor coaxle, voltmeter is equipped between tachometer generator and signal adapter, ammeter is equipped between dragveyer motor load circuit and signal adapter, it further include the blocking rotation detection device being mounted on dragveyer motor reducer, for controlling dragveyer motor operation.
Description
Technical field
The utility model belongs to dragveyer control system technical field, particularly relates to a kind of dragveyer motor operation control system
System.
Background technique
Dragveyer is component part important in power plant's slag removal equipment, and dragveyer is driven by generator, by retarder band
The waste residue of generation, is scraped slag bath, blocking phenomenon often occurs in the process of running in dragveyer, seriously by dynamic chain and scraper plate movement
Slagging-off effect is influenced, existing dragveyer motor operation control system cannot quickly judge stall occur and handle in time, also
It is low that there are system stability, the high disadvantage of maintenance, maintenance cost.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of dragveyer motor operation control systems, existing to overcome
There is technology dragveyer electric machine control system that cannot quickly judge stall occur and handles in time, it is low that there is also system stability,
The high problem of maintenance, maintenance cost.
In order to solve the above technical problems, the utility model provides a kind of dragveyer motor operation control system, including main electricity
Source, control power supply, frequency converter, scattered control system (DCS), main power source connect frequency converter and dragveyer motor, and control power supply connects
Frequency converter is connect, scattered control system includes control panel, the electric parameters transducer communication connection in scattered control system and frequency converter,
Transmitting analog signals mutually, tachometer generator is connect with dragveyer motor coaxle, between tachometer generator and electric parameters transducer
Equipped with voltmeter, ammeter, the dragveyer motor operation control are equipped between dragveyer motor load circuit and electric parameters transducer
System processed further includes the blocking rotation detection device being mounted on dragveyer motor reducer, and the blocking rotation detection device is for examining
It surveys the action signal of dragveyer motor reducer and action signal is passed into scattered control system by electric parameters transducer, described point
The control panel for dissipating control system includes that stall warning light, power frequency are released the button, power frequency close button, frequency conversion are released the button, become
Frequency close button, frequency rising button, frequency declines button.
Further, the blocking rotation detection device is close to switch.
Further, display screen is additionally provided on the control panel.
Further, change-over switch is additionally provided on the control panel.
Further, blocking rotation mode selection knob is additionally provided on the control panel.
Further, the analog signals are 4~20mA analog signals.
The above-mentioned technical proposal of the utility model has the beneficial effect that:
In above scheme, by the blocking rotation detection device being mounted on dragveyer motor reducer, dragveyer electricity is detected
Action signal is simultaneously passed to scattered control system by electric parameters transducer by the action signal of machine speed reducer, is examined when continuing for some time
When not detecting the action signal of motor reducer gear, the stall warning light in scattered control system in control panel will be bright
It rises, scattered control system passes through control frequency converter simultaneously makes dragveyer motor stopping, and reaction and processing are rapid, scattered control system
Analog signals are transmitted mutually with the electric parameters transducer of frequency converter, reach control frequency converter and to scattered control system feedback load
The purpose of electric current and motor working frequency, system are stablized, and structure is simple, and maintenance, maintenance cost are low.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model dragveyer motor operation control system.
Main element symbol description:
1, main power source；
2, power supply is controlled；
3, frequency converter；
4, scattered control system；
5, dragveyer motor；
6, control panel；
7, electric parameters transducer；
8, tachometer generator；
9, it loads；
10, voltmeter；
11, ammeter；
12, blocking rotation detection device；
13, stall warning light；
14, power frequency is released the button；
15, power frequency close button；
16, frequency conversion is released the button；
17, frequency conversion close button；
18, frequency rising button；
19, frequency declines button；
20, display screen；
21, change-over switch；
22, blocking rotation mode selection knob.
Specific embodiment
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.
The utility model in view of the prior art dragveyer electric machine control system cannot quickly judge to occur stall and and
When handle, it is low that there is also system stability, maintenance, the high problem of maintenance cost.A kind of dragveyer motor operation control system is provided
System.
As shown in Figure 1, including main power source 1, control power supply 2, frequency converter 3, scattered control system 4 (DCS), main power source 1 connects
Frequency converter 3 and dragveyer motor 5 are connect, control power supply 2 connects frequency converter 3, and scattered control system 4 includes control panel 6, dispersion control
System 4 processed and 7 communication connection of electric parameters transducer on frequency converter 3 transmit mutually analog signals, tachometer generator 8 and fishing slag
Electromechanical machine 5 is coaxially connected, and voltmeter 10 is equipped between tachometer generator 8 and electric parameters transducer 7, load 9 on dragveyer motor 5
It is equipped with ammeter 11 between load circuit and electric parameters transducer 7, further includes the blocking rotation being mounted on dragveyer motor reducer
Detection device 12, blocking rotation detection device 12 is for detecting the action signal of dragveyer motor reducer and by electric parameters transducer 7
Action signal is passed into scattered control system 4, the control panel 6 of scattered control system 4 is opened including stall warning light 13, power frequency
Open button 14, power frequency close button 15, frequency conversion are released the button 16, frequency conversion close button 17, frequency rising button 18, frequency decline
Button 19.
When system works, main power source 1 and control power supply 2, ready, operator after 3 power-on self-test of frequency converter are connected
It is released the button 16, frequency conversion close button 17 by release the button 14, power frequency close button 15, frequency conversion of the power frequency on control panel 6
Dragveyer motor 5 is controlled, under power frequency state, equipment presses 50HZ power frequency operation；Between frequency conversion state, 10-25HZ
Frequency selection frequency rising button 18, frequency declines button 19 are adjusted.Ammeter 11 acquires load current, 10 basis of voltmeter
The characteristics of 8 voltage of tachometer generator and frequency linearity relationship, determines motor working frequency, load current by measuring output voltage
And service frequency signal passes through electric parameters transducer 7 and is converted into analog signals to scattered control system 4, scattered control system 4 will
3 control instruction of frequency converter passes to the electric parameters transducer 7 on frequency converter 3 in the form of analog signals, and frequency converter 3 executes control and refers to
It enables, control dragveyer motor 5 is run, when blocking phenomenon occurs in dragveyer motor 5, when blocking rotation detection device 12 continues one section
Between can't detect the action signal of motor reducer gear, the stall warning light 13 in scattered control system 4 in control panel 6 is just
It can light, scattered control system 4 shuts down dragveyer motor 5 by controlling frequency converter 3 simultaneously,
As preferred embodiment, blocking rotation detection device 12 is close to switch.Only have close to switch and opens and close
Two kinds of signals are closed, can accurately judge whether motor reducer gear is acting.
As preferred embodiment, display screen 20 is additionally provided on control panel 6.For showing load current and work frequency
Rate information.
As preferred embodiment, change-over switch 21 is additionally provided on control panel 6.Dragveyer motor can directly be switched
Operational mode.
As preferred embodiment, blocking rotation mode selection knob 22 is additionally provided on control panel 6.It can choose whether
Open anti-blocking rotary-die type.
As preferred embodiment, analog signals are 4~20mA analog signals.
In above scheme, by the blocking rotation detection device being mounted on dragveyer motor reducer, dragveyer electricity is detected
Action signal is simultaneously passed to scattered control system by electric parameters transducer by the action signal of machine speed reducer, is examined when continuing for some time
When not detecting the action signal of motor reducer gear, the stall warning light in scattered control system in control panel will be bright
It rises, scattered control system passes through control frequency converter simultaneously makes dragveyer motor stopping, and reaction and processing are rapid, scattered control system
Analog signals are transmitted mutually with the electric parameters transducer of frequency converter, reach control frequency converter and to scattered control system feedback load
The purpose of electric current and motor working frequency, system are stablized, and structure is simple, and maintenance, maintenance cost are low.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, several improvements and modifications can also be made, these improvement
It also should be regarded as the protection scope of the utility model with retouching.
Claims (6)
1. a kind of dragveyer motor operation control system, which is characterized in that including main power source, control power supply, frequency converter, dispersion control
System processed, main power source connect frequency converter and dragveyer motor, and control power supply connects frequency converter, and scattered control system includes control plane
Plate, the electric parameters transducer communication connection on scattered control system and frequency converter transmit mutually analog signals, tachometer generator with
Dragveyer motor coaxle connection, between tachometer generator and electric parameters transducer be equipped with voltmeter, dragveyer motor load circuit and
Ammeter is equipped between electric parameters transducer；
The dragveyer motor operation control system further includes the blocking rotation detection device being mounted on dragveyer motor reducer,
The blocking rotation detection device is used to detect the action signal of dragveyer motor reducer and by electric parameters transducer by action signal
Pass to scattered control system, the control panel of the scattered control system include stall warning light, power frequency release the button, power frequency
Close button, frequency conversion release the button, frequency conversion close button, frequency rising button, frequency declines button.
2. dragveyer motor operation control system according to claim 1, which is characterized in that the blocking rotation detection device
To approach switch.
3. dragveyer motor operation control system according to claim 1, which is characterized in that also set on the control panel
There is display screen.
4. dragveyer motor operation control system according to claim 1, which is characterized in that also set on the control panel
There is change-over switch.
5. dragveyer motor operation control system according to claim 1, which is characterized in that also set on the control panel
There is blocking rotation mode selection knob.
6. dragveyer motor operation control system according to claim 1, which is characterized in that the analog signals are 4
~20mA analog signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820954780.7U CN208608719U (en) | 2018-06-20 | 2018-06-20 | Dragveyer motor operation control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820954780.7U CN208608719U (en) | 2018-06-20 | 2018-06-20 | Dragveyer motor operation control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208608719U true CN208608719U (en) | 2019-03-15 |
Family
ID=65664764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820954780.7U Active CN208608719U (en) | 2018-06-20 | 2018-06-20 | Dragveyer motor operation control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208608719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174223A (en) * | 2019-12-31 | 2020-05-19 | 华电电力科学研究院有限公司 | Deviation and stalling alarm device of plate-type slag conveyor and control method of deviation and stalling alarm device |
-
2018
- 2018-06-20 CN CN201820954780.7U patent/CN208608719U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174223A (en) * | 2019-12-31 | 2020-05-19 | 华电电力科学研究院有限公司 | Deviation and stalling alarm device of plate-type slag conveyor and control method of deviation and stalling alarm device |
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