CN206886075U - A kind of totally-enclosed lime stone belt of weighing batcher weighing control device - Google Patents
A kind of totally-enclosed lime stone belt of weighing batcher weighing control device Download PDFInfo
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- CN206886075U CN206886075U CN201720809615.8U CN201720809615U CN206886075U CN 206886075 U CN206886075 U CN 206886075U CN 201720809615 U CN201720809615 U CN 201720809615U CN 206886075 U CN206886075 U CN 206886075U
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- weighing
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- control device
- lime stone
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Abstract
The utility model proposes the composition such as a kind of totally-enclosed lime stone belt of weighing batcher weighing control device, digital weighing sensor, digital speed sensor, digital weighing displaying controller.This control system has that adjustment method is simple and direct, conveniently, efficiently, is applicable that ability is strong, and working condition is good, stable, system accuracy≤± 0.5%.
Description
Technical field
It the utility model is related to belt feeding transport control system field, and in particular to a kind of totally-enclosed lime stone is weighed skin
Band batcher weighing control device.
Background technology
At present the totally-enclosed lime stone belt of weighing batcher of power plant in the process of running, due to analog weighing system data
Be transmitted as analog signal, its poor anti jamming capability, data transfer low precision, transmission range be near, analog weighing controller can not
Detect the quality of sensor, it is impossible to correctly reflect feeding coal, it is impossible to the running status of timely discovery sensor, so as to cause to pass
Sensor operation troubles is slow in reacting and system accuracy error is big, and response speed is slow when quantitatively launching lime stone, so as to influence desulfurization
The production effect of pulverized coal preparation system.
Utility model content
In order to solve above-mentioned technical problem, the utility model provides a kind of totally-enclosed lime stone belt of weighing batcher and claimed
Weight control, its object is to, there is provided one kind digitlization dynamic weighing control device, by the device, solve control of weighing
System processed occurs that measuring accuracy is unstable, and data transfer poor anti jamming capability, error is larger, dynamic characteristic is paid no attention in running
The problem of thinking, improve the control accuracy and reliability of system.
The utility model provides a kind of totally-enclosed lime stone belt of weighing batcher weighing control device, including：Including：Number
Word weighing sensor, digital speed sensor, digital weighing displaying controller；
The digital weighing sensor is connected with the digital weighing displaying controller by the first connecting cable；It is described
Digital speed sensor is connected with the digital weighing displaying controller by the second connecting cable；
The digital weighing sensor is installed on the scale frame of lime stone belt of weighing batcher, and the scale frame is installed on defeated
Send in frame；
The digital speed sensor is installed on the speed measuring drum of lime stone belt of weighing batcher, the rolling of testing the speed
Cylinder is fixed in conveying frame；
The digital weighing displaying controller is located at the outside of lime stone belt of weighing batcher.
Further improved as the utility model, first connecting cable is RS-485 communication cables.
Further improved as the utility model, the digital weighing displaying controller is provided with RS-485 interfaces.
Further improved as the utility model, the input/output interface of the digital weighing displaying controller is anti-
Disturb interface.
Further improved as the utility model, the digital weighing displaying controller has display screen.
Further improved as the utility model, the digital speed sensor uses multi-turn absolute type rotary photoelectric
Encoder.
The utility model has the advantages that：Weighing controller uses digital weighing displaying controller, it is ensured that
The signal handling capacity and operational precision of weighing controller, the controller mainboard are made using SMT surface mounting technologies, A/
D signal processing technologies and the software of perfect in shape and function ensure system accuracy≤± 0.5%；Using digital transducer, using RS485
Mechanics of communication, directly data signal precise delivery to weighing controller, it is ensured that the standard of primary element sensor signal transmission
Really and strengthen antijamming capability, increase transmission range；Digital weighing displaying controller can on-line checking to sensor quality
And alarm signal is sent, so as to remind operating personnel's more emat sensor in time, ensure the timely discovery sensor of weighing system energy
Running status；Digital weighing displaying controller, which is set, is transferred to volume measurement function without influenceing powder normal operation processed and sending alarm
Signal, ensure that weighing system does not influence the normal operation of pulverized coal preparation system in the case of sensor degradation.
Brief description of the drawings
Fig. 1 is the totally-enclosed lime stone belt of weighing batcher weighing control device in the utility model first embodiment
Structural representation.
Fig. 2 is the sectional view in AA directions in Fig. 1.
In figure, 1, digital weighing sensor；2nd, digital speed sensor；3rd, digital weighing displaying controller；4th,
One connecting cable；5th, the second connecting cable.
Embodiment
Below in conjunction with the accompanying drawings, and specific embodiment is described in further detail to the present invention.
Embodiment 1, as shown in Figure 1, 2, totally-enclosed lime stone belt of weighing batcher weighing control device, including：Numeral
Weighing sensor 1, digital speed sensor 2, digital weighing displaying controller 3；
Digital weighing sensor 1 is connected with digital weighing displaying controller 3 by the first connecting cable 4；Digital speed
Degree sensor 2 is connected with digital weighing displaying controller 3 by the second connecting cable 5；First connecting cable 4 leads to for RS-485
Interrogate cable.
Digital weighing sensor 1 is installed on the scale frame of lime stone belt of weighing batcher, and scale frame is installed on conveying frame
On；Digital weighing sensor 1 is used to measure the weight of material on belt feeder；
Digital speed sensor 2 is installed on the speed measuring drum of lime stone belt of weighing batcher, and speed measuring drum is fixed
In in conveying frame；Digital speed sensor 2 is used for the velocity of rotation for measuring speed measuring drum, according to the rotation of speed measuring drum speed
The relation of degree and belt speed, is changed into belt speed by the velocity of rotation of speed measuring drum.
Digital weighing displaying controller 3 is located at the outside of lime stone belt of weighing batcher.
Digital weighing displaying controller 3 can intelligent PID regulation, have parameter protection, backup, fast quick-recovery function,
Flow controls and quantitatively controls two kinds of control modes, and digital weighing displaying controller 3 has two kinds of Working moulds of speed governing and constant speed
Formula, digital weighing displaying controller 3 have flow set mode and Starting mode, and digital weighing displaying controller 3 has
Volume work mode, the state of each sensor of connection can be detected, using multiple digital filtering technique, have it is non-linear,
Creep compensation function, if being transferred to volume measurement function.
Digital weighing displaying controller 3 has digital sensor, the special digital switching device interface individually encrypted, and can connect
Connect digital sensor or digitizer composition special digital weighing system；
Digital weighing displaying controller 3 is provided with RS-485 interfaces, and digital weighing displaying controller 3 possesses standard
RS-485 communication functions, it then follows standard MODBUS agreements, quickly and accurately receive data signal, reliability is high.
The input/output interface of digital weighing displaying controller 3 is anti-interference interface, using Anti-interference Technique of Hardware, letter
Number transmission uses Digital Transmission, anti-interference.
Digital weighing displaying controller 3 has display screen, and display screen is to be highlighted screen.
Digital speed sensor 2 is multi-turn absolute type rotary photoelectric encoder, directly output digital quantity to measuring instrument,
Fast response time, without accumulated error, strong interference immunity, no accumulated error, positional information will not lose after power supply excision.
When material passes through, metering carrying roller detects that the weight of material on belt feeder is passed by leverage in digital weighing
Sensor, produce a voltage signal for being proportional to belt load.Digital speed sensor provides a series of pulses, each pulse
A belt movement unit is represented, the frequency of pulse is proportional to belt speed.Digital weighing displaying controller is from digital weighing
Sensor and digital velocity sensor reception signal, an instantaneous delivery value and accumulating weight value are drawn by integral operation,
And show respectively.
The utility model has the advantages that：It is defeated using highly integrated, high-intelligentization processing unit, digital amount
Go out；Non-linear, the creep compensation function of sensor are realized using digital technology；Using multiple digital filtering technique, numeral is realized
The stable output of amount；With higher anti-interference, and signal attenuation is avoided, the characteristics of long transmission distance；With self diagnosis
Function, use are more convenient；Sensor has memory capability, can store the parameters such as zero point, coefficient, rational in infrastructure, and can
Realize and demarcated without code.The software of digital weighing displaying controller, A/D signal processing technologies and perfect in shape and function ensures system accuracy
≤ ± 0.5%；Using RS485 mechanicss of communication, it is ensured that the accurate and enhancing antijamming capability of primary element sensor signal transmission,
Transmission range is increased, using digital transducer, directly data signal precise delivery to weighing controller；It is digital weigh it is aobvious
Show controller can on-line checking to sensor quality and send alarm signal, ensure that weighing system can timely discovery sensor
Running status, so as to remind operating personnel's more emat sensor in time, pulverized coal preparation system is not influenceed in the case of sensor degradation
Normal operation simultaneously sends alarm signal.
Condition of the those skilled in the art in the spirit and scope of the present utility model for not departing from claims determination
Under, various modifications can also be carried out to above content.Therefore the scope of the utility model is not limited in saying for the above
It is bright, but determined by the scope of claims.
Claims (6)
- A kind of 1. totally-enclosed lime stone belt of weighing batcher weighing control device, it is characterised in that including：Digital weighing senses Device (1), digital speed sensor (2), digital weighing displaying controller (3)；The digital weighing sensor (1) is connected with the digital weighing displaying controller (3) by the first connecting cable (4) Connect；The digital speed sensor (2) is connected with the digital weighing displaying controller (3) by the second connecting cable (5) Connect；The digital weighing sensor (1) is installed on the scale frame of lime stone belt of weighing batcher, and the scale frame is installed on defeated Send in frame；The digital speed sensor (2) is installed on the speed measuring drum of lime stone belt of weighing batcher, the rolling of testing the speed Cylinder is fixed in conveying frame；The digital weighing displaying controller (3) is located at the outside of lime stone belt of weighing batcher.
- 2. weighing control device according to claim 1, it is characterised in that first connecting cable (4) is RS-485 Communication cable.
- 3. weighing control device according to claim 1, it is characterised in that the digital weighing displaying controller (3) Provided with RS-485 interfaces.
- 4. weighing control device according to claim 1, it is characterised in that the digital weighing displaying controller (3) Input/output interface be anti-interference interface.
- 5. weighing control device according to claim 1, it is characterised in that the digital weighing displaying controller (3) With display screen.
- 6. weighing control device according to claim 1, it is characterised in that the digital speed sensor (2) is more Enclose absolute type rotary photoelectric encoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720809615.8U CN206886075U (en) | 2017-07-06 | 2017-07-06 | A kind of totally-enclosed lime stone belt of weighing batcher weighing control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720809615.8U CN206886075U (en) | 2017-07-06 | 2017-07-06 | A kind of totally-enclosed lime stone belt of weighing batcher weighing control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206886075U true CN206886075U (en) | 2018-01-16 |
Family
ID=61299488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720809615.8U Active CN206886075U (en) | 2017-07-06 | 2017-07-06 | A kind of totally-enclosed lime stone belt of weighing batcher weighing control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206886075U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110715826A (en) * | 2019-08-13 | 2020-01-21 | 亚洲硅业（青海）有限公司 | Online lime sampling detection control system |
| CN112744551A (en) * | 2020-12-29 | 2021-05-04 | 内蒙古黄陶勒盖煤炭有限责任公司 | Electric drum type conveyor transportation process |
-
2017
- 2017-07-06 CN CN201720809615.8U patent/CN206886075U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110715826A (en) * | 2019-08-13 | 2020-01-21 | 亚洲硅业（青海）有限公司 | Online lime sampling detection control system |
| CN110715826B (en) * | 2019-08-13 | 2020-07-28 | 亚洲硅业(青海)股份有限公司 | Online lime sampling detection control system |
| CN112744551A (en) * | 2020-12-29 | 2021-05-04 | 内蒙古黄陶勒盖煤炭有限责任公司 | Electric drum type conveyor transportation process |
| CN112744551B (en) * | 2020-12-29 | 2022-06-14 | 内蒙古黄陶勒盖煤炭有限责任公司 | Electric drum type conveyor transportation process |
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