CN110307560A - A kind of application of Microcomputer Burden System in Coal Transportation System - Google Patents
A kind of application of Microcomputer Burden System in Coal Transportation System Download PDFInfo
- Publication number
- CN110307560A CN110307560A CN201910495298.0A CN201910495298A CN110307560A CN 110307560 A CN110307560 A CN 110307560A CN 201910495298 A CN201910495298 A CN 201910495298A CN 110307560 A CN110307560 A CN 110307560A
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- China
- Prior art keywords
- belt
- weighing
- electrically connected
- industrial
- computer
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K1/00—Preparation of lump or pulverulent fuel in readiness for delivery to combustion apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2203/00—Feeding arrangements
- F23K2203/10—Supply line fittings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2203/00—Feeding arrangements
- F23K2203/10—Supply line fittings
- F23K2203/103—Storage devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2203/00—Feeding arrangements
- F23K2203/10—Supply line fittings
- F23K2203/104—Metering devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2203/00—Feeding arrangements
- F23K2203/20—Feeding/conveying devices
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Conveyors (AREA)
Abstract
The invention discloses a kind of Microcomputer Burden System of power plant coal handling system feed proportioning system technical field Coal Transportation System application, including weighing belt frame, the inner cavity of weighing belt frame is equipped with weighing sensor, the inner cavity front of weighing belt frame is connected with drive shaft, the outer wall of drive shaft is provided with belt, weighing sensor is located at the inner cavity roof contact of belt, one end of drive shaft is equipped with decelerating motor, the roof of weighing belt frame is bolted with hopper, decelerating motor is electrically connected with frequency-variable controller by motor lines, the output port of frequency-variable controller is electrically connected with industrial PC computer, the output end of weighing sensor and the input terminal of industrial PC computer are electrically connected, the input terminal of industrial PC computer is electrically connected with velocity sensor, velocity sensor is located at the lower part of belt, the present apparatus being capable of continuous discharge , abnormal conditions alarm, weight proportion are accurate, are to replace artificial ingredient, improve the ideal equipment of working efficiency.
Description
Technical field
The invention discloses a kind of Microcomputer Burden Systems in the application of Coal Transportation System, specially power plant coal handling system
Feed proportioning system technical field.
Background technique
Due to boiler fired coal using more coals with burning, need accurate flow control to carry out with burning, but existing reciprocating
Feeder can not provide metering, can not match to material, and coal proportion, forklift coal blending proportion can only be carried out by forklift
Unevenness causes boiler calorific value unstable, impacts to boiler safety stable operation, and forklift coal blending will increase significantly forklift
Fuel cost under this state, seriously affects unit safety stable operation.
Summary of the invention
The purpose of the present invention is to provide a kind of Microcomputer Burden System Coal Transportation System application, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme: a kind of Microcomputer Burden System is in Coal Transportation System
Application, including weighing belt frame, the inner cavity of the weighing belt frame is equipped with weighing sensor, the weighing belt frame it is interior
Chamber front is connected with drive shaft, and the outer wall of the drive shaft is provided with belt, and the weighing sensor is located at the interior of belt
The contact of chamber roof, one end of the drive shaft are equipped with decelerating motor, and the roof of the weighing belt frame is bolted with hopper, institute
It states decelerating motor and is electrically connected with frequency-variable controller by motor lines, the output port of the frequency-variable controller is electrically connected with work
Industry PC computer, the output end of the weighing sensor and the input terminal of industrial PC computer are electrically connected, the Industrial PC meter
The input terminal of calculation machine is electrically connected with velocity sensor, and the velocity sensor is located at the lower part of belt.
Preferably, outer wall of the belt or so is fixedly installed with buffering slope.
Preferably, the cross section on the buffering slope is right-angled trapezium.
Preferably, the left and right outer wall of the hopper is welded with stiffening plate.
Compared with prior art, the beneficial effects of the present invention are: the Microcomputerized dosing that the present apparatus is provided with 3 100t/h claims,
It is made of weighing belt, weighing sensor, velocity sensor, frequency-variable controller and industrial PC computer, the present apparatus can continuously go out
Material, abnormal conditions alarm, weight proportion are accurate, are to replace artificial ingredient, improve the ideal equipment of working efficiency.
Detailed description of the invention
Fig. 1 is inventive belt scale structural schematic diagram；
Fig. 2 is Microcomputer Burden System block diagram of the present invention；
Fig. 3 is velocity sensor electronic schematic diagram of the present invention；
Fig. 4 is variable frequency regulating speed control cabinet electronic schematic diagram of the present invention.
100 weighing belt frames, 110 weighing sensors, 200 drive shafts, 210 belts, 211 buffering slopes, 220 deceleration electricity
Machine, 230 frequency-variable controllers, 240 industrial PC computers, 250 velocity sensors, 300 hoppers, 310 stiffening plates.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of Microcomputer Burden System in the application of Coal Transportation System, can continuous discharge, abnormal conditions
Alarm, weight proportion are accurate, are to replace artificial ingredient, improve the ideal equipment of working efficiency, please refer to Fig. 1 and Fig. 2, including skin
Belt scale frame 100, the inner cavity of weighing belt frame 100 are equipped with weighing sensor 110, and weighing sensor 110 is used for measuring section
The weight of material of belt 210 is converted into standard electric signal and is sent to industrial PC computer 240；
Referring to Fig. 1 and Fig. 2, the inner cavity front of weighing belt frame 100 is connected with drive shaft 200, drive shaft
200 outer wall is provided with belt 210, and the inner cavity roof that weighing sensor 110 is located at belt 210 contacts, and the one of drive shaft 200
End is equipped with decelerating motor 220, and drive shaft 200 is used for for connecting decelerating motor 220, drive shaft 200 through the electricity that slows down
Machine 220 drives belt 210 to rotate；
Referring to Fig. 1 and Fig. 2, the roof of weighing belt frame 100 is bolted with hopper 300, and decelerating motor 220 passes through electricity
Machine line is electrically connected with frequency-variable controller 230, and the output port of frequency-variable controller 230 is electrically connected with industrial PC computer 240,
The output end of weighing sensor 110 and the input terminal of industrial PC computer 240 are electrically connected, the input of industrial PC computer 240
End is electrically connected with velocity sensor 250, and velocity sensor 250 is located at the lower part of belt 210, and velocity sensor 250 is for surveying
It is sent to industrial PC computer 240 the time required to one circle of amount driven wheel or driving wheel rotation, industrial PC computer 240 is for calculating
The linear velocity of belt 210, industrial PC computer 240 is according to formula: flow=instantaneous weight * speed * time calculates each scale wink
Shi Liuliang and integrated flux, frequency-variable controller 230 adjust the linear speed of belt 210 for changing the frequency of frequency-variable controller 230
Degree；
Referring to Fig. 1, outer wall of belt 210 or so is fixedly installed with buffering slope 211；
Referring to Fig. 1, the cross section for buffering slope 211 is right-angled trapezium, avoids defeated coal proportioning machine feed opening and two sides
Product coal is serious between baffle
Referring to Fig. 1, the left and right outer wall of hopper 300 is welded with stiffening plate 310, improves hopper 300 in weighing belt
The stability of strutting system of 100 roof of frame.
Working principle: when specifically used, those skilled in the art is by the frequency-variable controller 230 and Industrial PC meter of the present apparatus
Calculation machine 240 connects power supply, and coal enters belt 210 by hopper 300, starts decelerating motor 220, and decelerating motor 220 passes through drive
Turn axis 200 drives belt 210 to be driven, and belt 210 is automatically pulled out material by certain thickness and even width, weighing and sensing
The weight of material of measuring section belt 210 is converted into standard electric signal and is sent to industrial PC computer 240, velocity sensor by device 110
The time required to 250 measurement driven wheel rotation, one circle, the linear velocity of belt 210, industrial PC computer are gone out by industrial PC computer 240
240 according to formula: flow=instantaneous weight * speed * time calculates each scale instantaneous flow and integrated flux.Industrial PC calculates
Machine 240 is calculated the setting flow of each scale, by the instantaneous flow of each scale compared with setting flow, is obtained difference by the proportion of setting,
According to size of the difference, computer sends out corresponding control signal to frequency-variable controller 230, and the frequency for changing frequency-variable controller 230 is come
The revolving speed of decelerating motor 220 and the linear velocity of belt 210 are adjusted, changes its conveying capacity by the speed of belt 210, flows measurement
Amount is equal to given flow.Microcomputerized dosing scale mainly utilizes electronic-weighing and motor variable-frequency speed-regulating principle, and each coal is one corresponding
Microcomputerized dosing machine, after coal blend ratio is set, signal is transmitted to microsystem by weighing sensor 110, then is subtracted by system adjusting
220 frequency conversion of speed motor changes the revolving speed of decelerating motor 220, to realize the uniform and stable property of as-fired coal proportion.The system is real
Upper coal amount, proportion are set when real, and can be modified at any time.Can automatic Calibration zero point, operations staff is by keyboard operation come real
Now to the control of equipment, facilitate operation.
Although hereinbefore having been made with reference to some embodiments, present invention is described, of the invention not departing from
In the case where range, various improvement can be carried out to it and can be with equivalent without replacement component therein.Especially, as long as not
There are structural conflict, the various features in presently disclosed each embodiment can be combined with each other by any way
It uses, the description for not carrying out exhaustion to the case where these combinations in the present specification is only to be in omit length and economize on resources
The considerations of.Therefore, the invention is not limited to specific embodiments disclosed herein, and including falling within the scope of the appended claims
All technical solutions.
Claims (4)
1. a kind of Microcomputer Burden System is in the application of Coal Transportation System, it is characterised in that: including weighing belt frame (100), institute
The inner cavity for stating weighing belt frame (100) is equipped with weighing sensor (110), the inner cavity front card of the weighing belt frame (100)
It is connected to drive shaft (200), the outer wall of the drive shaft (200) is provided with belt (210), the weighing sensor (110)
Inner cavity roof positioned at belt (210) contacts, and one end of the drive shaft (200) is equipped with decelerating motor (220), the skin
The roof of belt scale frame (100) is bolted with hopper (300), and the decelerating motor (220) is electrically connected with frequency conversion by motor lines
The output port of controller (230), the frequency-variable controller (230) is electrically connected with industrial PC computer (240), the weighing
The output end of sensor (110) and the input terminal of industrial PC computer (240) are electrically connected, the industrial PC computer (240)
Input terminal be electrically connected with velocity sensor (250), the velocity sensor (250) is located at the lower part of belt (210).
2. a kind of Microcomputer Burden System according to claim 1 is in the application of Coal Transportation System, it is characterised in that: described
The outer wall or so of belt (210) is fixedly installed with buffering slope (211).
3. a kind of Microcomputer Burden System according to claim 1 is in the application of Coal Transportation System, it is characterised in that: described
The cross section for buffering slope (211) is right-angled trapezium.
4. a kind of Microcomputer Burden System according to claim 1 is in the application of Coal Transportation System, it is characterised in that: described
The left and right outer wall of hopper (300) is welded with stiffening plate (310).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910495298.0A CN110307560A (en) | 2019-06-10 | 2019-06-10 | A kind of application of Microcomputer Burden System in Coal Transportation System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910495298.0A CN110307560A (en) | 2019-06-10 | 2019-06-10 | A kind of application of Microcomputer Burden System in Coal Transportation System |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110307560A true CN110307560A (en) | 2019-10-08 |
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ID=68075874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910495298.0A Pending CN110307560A (en) | 2019-06-10 | 2019-06-10 | A kind of application of Microcomputer Burden System in Coal Transportation System |
Country Status (1)
| Country | Link |
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| CN (1) | CN110307560A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203163844U (en) * | 2013-03-21 | 2013-08-28 | 青海省专用肥料厂 | Microcomputer-control belt weigher |
| CN205932107U (en) * | 2016-06-28 | 2017-02-08 | 江门市振达机械制造有限公司 | Totally enclosed air cushion belt conveyor down |
| CN206939198U (en) * | 2017-07-05 | 2018-01-30 | 北京远东加大科技发展有限公司 | Constant feeder control system |
| CN108193016A (en) * | 2018-02-12 | 2018-06-22 | 东北大学 | A kind of horizontal continuity charging electric arc furnaces intelligent control feeding device and application method |
-
2019
- 2019-06-10 CN CN201910495298.0A patent/CN110307560A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203163844U (en) * | 2013-03-21 | 2013-08-28 | 青海省专用肥料厂 | Microcomputer-control belt weigher |
| CN205932107U (en) * | 2016-06-28 | 2017-02-08 | 江门市振达机械制造有限公司 | Totally enclosed air cushion belt conveyor down |
| CN206939198U (en) * | 2017-07-05 | 2018-01-30 | 北京远东加大科技发展有限公司 | Constant feeder control system |
| CN108193016A (en) * | 2018-02-12 | 2018-06-22 | 东北大学 | A kind of horizontal continuity charging electric arc furnaces intelligent control feeding device and application method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191008 |