CN103175594A - Device and method for measuring high-temperature online track bucket conveyor - Google Patents
Device and method for measuring high-temperature online track bucket conveyor Download PDFInfo
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- CN103175594A CN103175594A CN2013101201944A CN201310120194A CN103175594A CN 103175594 A CN103175594 A CN 103175594A CN 2013101201944 A CN2013101201944 A CN 2013101201944A CN 201310120194 A CN201310120194 A CN 201310120194A CN 103175594 A CN103175594 A CN 103175594A
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- chain conveyor
- control system
- bucket chain
- tachogenerator
- cement
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Abstract
The invention discloses a device and a method for measuring a high-temperature online track bucket conveyor. The device comprises a weighing frame for bearing a cement bucket conveyor, wherein the weighing frame is connected with a weighing box arranged above the cement bucket conveyor; the weighing box is connected with a control system; the control system is connected with a display apparatus and a printer respectively; the cement bucket conveyor is provided with a velocity measurement sensor and velocity measurement magnetic steel; and the velocity measurement sensor is connected with the control system. The method comprises the following steps that: (1), the cement bucket conveyor moves on a running track provided with the weighing frame; (2), the weighing frame transmits the real-time weight to the control system; (3), the velocity measurement sensor transmits a velocity measurement value to the control system; (4), the control system calculates to obtain the instant material flow q and a material total quantity Q of the cement bucket conveyer; and (5), the control system sends a warning tone if the conveyer is overload. The device runs stably and the method calculates accurately, therefore the technological requirements can be met.
Description
Technical field
The present invention relates to metering field, relate in particular to the high temperature of cement clinker production in trajectory bucket chain conveyor measuring apparatus and metering method.
Background technology
The cement clinker the measure of production measures to convert with raw material always, and is inaccurate owing to converting, and loses the storehouse before and after often can occurring, and makes business accounting can not reflect real profit and loss, gives economic examination, and controlling of production process is brought a lot of inconvenience.Will measure really in good time clinker and can only fill measuring apparatus in the grog outlet, but because temperature is high, environment is poor, implements more difficult.
Summary of the invention
The objective of the invention is fundamentally to solve the cement clinker the measure of production comprehensively and measure to convert with raw material always, inaccurate problem.Provide a kind of high temperature in trajectory bucket chain conveyor measuring apparatus and the metering method to installing, apparatus of the present invention are stable, and the method accurate measurement has satisfied business accounting and technique to the requirement of grog metering, solved the cement industry grog real-time, directly the difficult problem of metering.
The objective of the invention is to realize by following technical proposals.
A kind of high temperature is in trajectory bucket chain conveyor measuring apparatus, the frame of weighing that comprises carrying cement bucket chain conveyor, the frame of weighing is connected with the weight box that is placed in cement bucket chain conveyor top, and weight box is connected with control system, and control system connects respectively display instrument and printer;
Further, described cement bucket chain conveyor drives the arbor wheel place and is provided with tachogenerator, the circumferential surface of described cement bucket chain conveyor live axle or the absorption of the live axle end face magnet steel that tests the speed, and tachogenerator is connected with control system.
Further, the gap of described test the speed magnet steel and tachogenerator is 2～6mm, and the S utmost point of the magnet steel that tests the speed is towards tachogenerator.
Further, be provided with LOAD CELLS in described weight box.
Further, described control system comprises the power interface that is connected with power supply, the tachogenerator display unit that is connected with tachogenerator and the LOAD CELLS display unit that is connected with weight box, the flow output display unit that is connected with LOAD CELLS with tachogenerator respectively, the printer control module of controlling alarm and being connected with printer.
Correspondingly, the present invention gives the metering method that above-mentioned high temperature is taked in trajectory bucket chain conveyor measuring apparatus, comprises the steps:
1) even running of cement bucket chain conveyor is to the orbit that is provided with the frame of weighing;
2) weigh frame with the real-time weight of cement bucket chain conveyor by with weight box that the frame of weighing is connected in the LOAD CELLS Information Monitoring and be passed to control system;
3) simultaneously, be arranged at the cement bucket chain conveyor and drive arbor wheel place tachogenerator and test the speed, and different travelling speed are passed to control system;
4) control system converts the information that gathers, and obtains cement bucket chain conveyor instantaneous mass flow q (t) and material total amount Q(T);
5) as bucket chain conveyor instantaneous mass flow q(t) when overloading, control system is sent the alarm sound, thereby is controlled at the safe operation of trajectory bucket chain conveyor.
Further, described instantaneous mass flow q (t) calculates according to the following formula:
q(t)=p(t)·V(t)
In formula, P (t) is the quality of material of unit length in chain bucket, is V(t) chain bucket travel line speed.
Further, described material total amount Q(T) be the material total amount by bucket chain conveyor in a period of time, material total amount Q(T) be instantaneous delivery q(t) at during this period of time integration.
The present invention increases by a cover high temperature in trajectory bucket chain conveyor measuring apparatus on track bucket chain conveyor delivery track, fundamentally solve the cement clinker the measure of production measures to convert with raw material comprehensively always, inaccurate problem, business accounting and technique have been satisfied to the requirement of grog metering, solved the cement industry grog real-time, directly the difficult problem of metering; And the present invention is by arranging overload warning, thereby reaches the safe operation of induction system, improved work efficiency.
Description of drawings
Fig. 1 is measuring apparatus structural representation of the present invention;
Fig. 2 is set-up of control system structural representation of the present invention.
Embodiment
The present invention will be further described below in conjunction with drawings and Examples.But not as restriction practical range of the present invention.
As shown in Figure 1, high temperature of the present invention is in trajectory bucket chain conveyor measuring apparatus, the weighing frame 2 that comprises carrying cement bucket chain conveyor 1, weighing frame 2 is connected with the weight box 3 that is placed in cement bucket chain conveyor 1 top, be provided with LOAD CELLS in weight box 3, be used for Real-time Collection cement bucket chain conveyor 1 at the weight of material of unit length.Weight box 3 is connected with control system 4, and control system 4 connects respectively display instrument 6 and printer 5.Simultaneously, drive the arbor wheel place at cement bucket chain conveyor 1 and be provided with tachogenerator 7, be used for the travel line speed of Real-time Collection cement bucket chain conveyor 1.The circumferential surface of cement bucket chain conveyor 1 live axle or live axle end face adsorb the magnet steel that tests the speed, and tachogenerator 7 is connected with control system 4.The test the speed gap of magnet steel and tachogenerator 7 is 2～6mm, and the S utmost point of the magnet steel that tests the speed is towards tachogenerator 7.
As shown in Figure 2, distribution situation schematic diagram for control system of the present invention, set-up of control system has the power interface that is connected with power supply, be provided with cement bucket chain conveyor 1 overload running water alarm, show conveyor mass flow output display unit, and is provided with the printer control module that is connected with printer, the tachogenerator display unit that is connected with tachogenerator and the LOAD CELLS display unit that is connected with weight box.
Corresponding measuring apparatus of the present invention, the below has provided this high temperature in trajectory bucket chain conveyor metering method, comprises the steps:
1) 1 even running of cement bucket chain conveyor is to the orbit that is provided with weighing frame 2;
2) weighing frame 2 with the real-time weight of cement bucket chain conveyor 1 by the LOAD CELLS Information Monitoring in connected weight box 3 and be passed to control system 4;
3) simultaneously, be arranged at cement bucket chain conveyor 1 and drive arbor wheel place tachogenerator 7 and test the speed, and different travelling speed are passed to control system 4;
4) control system 4 converts the information that gathers, and obtains bucket chain conveyor instantaneous mass flow q (t) and material total amount Q(T); Instantaneous mass flow q(t) calculate according to the following formula:
q(t)=p(t)·V(t)
In formula, P (t) is the quality of material (weight) of unit length in chain bucket, V(t) is chain bucket travel line speed.Material total amount Q(T) be the material total amount by the cement bucket chain conveyor in a period of time, material total amount Q(T) be instantaneous delivery q(t) at during this period of time integration.
5) as bucket chain conveyor instantaneous mass flow q(t) when overloading, control system is sent the alarm sound, thereby is controlled at the safe operation of trajectory bucket chain conveyor.
Principle of the present invention is:
In conveyor when operation,, instantaneous mass flow q (t) equals quality of material (weight) P (t) and chain bucket travel line speed V(t of unit length in chain bucket) product: q (t)=p (t) V (t).Material total amount Q(T by bucket chain conveyor in a period of time) equal instantaneous delivery q (t) at during this period of time integration.Nonstandard trajectory chain-bucket high temperature measuring apparatus be by chain bucket on unit length quality of material (weight) be converted to corresponding millivolt signal u(t by the sensor of check weighing part); Chain bucket speed V(t) convert respective frequencies signal f (t) to by tachogenerator.Display instrument is to millivolt signal u(t) amplify, and convert digital quantity signal to, frequency signal is carried out shaping, be used for controlling the number of times of adopting digital quantity signal, realized on the chain bucket unit weight signal and the rate signal also overall process of integration that multiplies each other.
The below makes explanation one by one to various piece equipment respectively.
1. the part of weighing: formed by weighing frame 2 and (lever) case of weighing, be furnished with in case rotatablely take off, weight-hoist device.During this system check, can realize simulation loading by rotating an axle easily.
2, control system (instrument): select (desk-top) or, (wall-hanging), instrument adopts minimum press-key structure and full panel set-up mode, all operations is according to showing accordingly and relying on two keys to carry out, all parameters arrange in digital form; The parameter that need not operating personnel's setting can be locked.The parameter that sets and the accumulative total inventory loss that can not have a power failure.Display instrument has high ten times to differentiate show state and automatic whole circle verification state.
3, printer
4, display instrument: have " zero setting " and " Zero-tracking " function, at empty chain bucket operation 2-3 " integer circle " but after zero setting; High temperature metering device system Zero-tracking automatically, make because the impacts such as environment cause " drift " of this system and correctly revised when meeting the Zero-tracking condition." zero point " and " range " of this system are independent of each other, and when one of them parameter is revised, can not affect the correctness of another parameter, make system debug greatly for convenience.Display instrument has remote display interface, can realize conveniently that large-size screen monitors show at a distance.
Display instrument has date, time function, has start, shutdown, fixed point automatic printing function and manual printing function, mixes the needed data of the printable user of printer, greatly facilitates management.
Display instrument has definite value and reports to the police, controls function, can realize the definite value convey materials.
5, tachogenerator adopts contactless magnetic induction tachogenerator, tests the speed reliable, durable in use.
6, is furnished with the most common failure prompt facility; Display instrument also can according to customer requirements, provide RS232 or RS485 communication port.
7, LOAD CELLS accuracy class: 0.02 grade.Tachogenerator and the gap between magnet steel of testing the speed: 2～6mm.
Installation requirement to equipment:
Conveyor is intact, its longitudinal beam structure is firm, intact bucket, scarce wheel situation, in chain bucket without material sticking stay, the spill and leakage phenomenon, scale frame and front and back section are little without the burn into vibration, are convenient to install, adjust, the room (or outdoor protective housing) of placing display instrument is arranged, without the large interference of electromagnetic field, can take easily the 220V power supply, and have the materials such as cabling, pipe around display instrument.
This system's weighing frame and weight box are installed on the straight-line segment of conveyor, and LOAD CELLS is arranged in weight box, and weight box is arranged on conveyor top and breezy position; Tachogenerator is arranged on conveyor and drives the arbor wheel place, and the magnet steel that tests the speed is pasted on circumferential surface or the axial end of wheel shaft, and the gap of magnet steel and tachogenerator is 2～6mm, and the S utmost point of magnet steel is towards tachogenerator.Convey-O-weigh for continuous operation, tachogenerator is connected with two lines with display instrument, convey-O-weigh for intermitten operation, tachogenerator is connected with three lines with display instrument, be connected with two lines with drive motor 380V power supply, display instrument switches on power and entered steady-working state (in every day use generally not power cutoff) in 20 minutes.Before coming into operation, must demarcate in earnest, guarantee that this metering device system is accurate.
Above content is in conjunction with concrete preferred implementation further description made for the present invention; can not assert that the specific embodiment of the present invention only limits to this; for the general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; can also make some simple deduction or replace, all should be considered as belonging to the present invention and determine scope of patent protection by claims of submitting to.
Claims (7)
1. a high temperature is in trajectory bucket chain conveyor measuring apparatus, it is characterized in that, the frame of weighing (2) that comprises carrying cement bucket chain conveyor (1), the frame (2) of weighing is connected with the weight box (3) that is placed in cement bucket chain conveyor (1) top, weight box (3) is connected with control system (4), and control system (4) connects respectively display instrument (6) and printer (5);
Described cement bucket chain conveyor (1) driving arbor wheel place is provided with tachogenerator (7), the circumferential surface of described cement bucket chain conveyor (1) live axle or live axle end face adsorb the magnet steel that tests the speed, and tachogenerator (7) is connected with control system (4).
2. high temperature according to claim 1 in trajectory bucket chain conveyor measuring apparatus, is characterized in that, described gap of testing the speed magnet steel and tachogenerator (7) is 2～6mm, and the S utmost point of the magnet steel that tests the speed is towards tachogenerator (7).
3. high temperature according to claim 1 in trajectory bucket chain conveyor measuring apparatus, is characterized in that, described weight box is provided with LOAD CELLS in (3).
4. high temperature according to claim 1 is in trajectory bucket chain conveyor measuring apparatus, it is characterized in that, described control system (4) comprises the power interface that is connected with power supply, the tachogenerator display unit that is connected with tachogenerator and the LOAD CELLS display unit that is connected with weight box, the flow output display unit that is connected with LOAD CELLS with tachogenerator respectively, the printer control module of controlling alarm, being connected with printer.
5. a high temperature in trajectory bucket chain conveyor metering method, is characterized in that, comprises the steps:
1) cement bucket chain conveyor (1) even running is to the orbit that is provided with the frame of weighing (2);
2) weigh frame (2) with cement bucket chain conveyor (1) in real time weight by the interior LOAD CELLS Information Monitoring of connected weight box (3) and be passed to control system (4);
3) simultaneously, be arranged at cement bucket chain conveyor (1) driving arbor wheel place's tachogenerator (7) and test the speed, and different travelling speed are passed to control system (4);
4) control system (4) converts the information that gathers, and obtains cement bucket chain conveyor instantaneous mass flow q (t) and material total amount Q(T);
5) as bucket chain conveyor instantaneous mass flow q(t) when overloading, control system is sent the alarm sound, thereby is controlled at the safe operation of trajectory bucket chain conveyor.
6. high temperature according to claim 5 in trajectory bucket chain conveyor metering method, is characterized in that, described instantaneous mass flow q(t) calculate according to the following formula:
q(t)=p(t)·V(t)
In formula, P (t) is the quality of material of unit length in chain bucket, is V(t) chain bucket travel line speed.
7. high temperature according to claim 5 is in trajectory bucket chain conveyor metering method, it is characterized in that, described material total amount Q(T) be the material total amount by bucket chain conveyor in a period of time, material total amount Q(T) be instantaneous delivery q(t) at during this period of time integration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101201944A CN103175594A (en) | 2013-04-08 | 2013-04-08 | Device and method for measuring high-temperature online track bucket conveyor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013101201944A CN103175594A (en) | 2013-04-08 | 2013-04-08 | Device and method for measuring high-temperature online track bucket conveyor |
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| CN103175594A true CN103175594A (en) | 2013-06-26 |
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| CN2013101201944A Pending CN103175594A (en) | 2013-04-08 | 2013-04-08 | Device and method for measuring high-temperature online track bucket conveyor |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2112145U (en) * | 1992-01-28 | 1992-08-05 | 八家子铅锌矿 | Full-floating weighing type electronic belt scale |
| CN1307677A (en) * | 1998-06-30 | 2001-08-08 | 菲斯特有限责任公司 | Chain conveyor |
| JP2007178172A (en) * | 2005-12-27 | 2007-07-12 | Jdc Corp | Weighing conveyor |
| CN203158680U (en) * | 2013-04-08 | 2013-08-28 | 陕西北元化工集团有限公司 | High-temperature on-line metering device for track chain bucket conveyor |
-
2013
- 2013-04-08 CN CN2013101201944A patent/CN103175594A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2112145U (en) * | 1992-01-28 | 1992-08-05 | 八家子铅锌矿 | Full-floating weighing type electronic belt scale |
| CN1307677A (en) * | 1998-06-30 | 2001-08-08 | 菲斯特有限责任公司 | Chain conveyor |
| JP2007178172A (en) * | 2005-12-27 | 2007-07-12 | Jdc Corp | Weighing conveyor |
| CN203158680U (en) * | 2013-04-08 | 2013-08-28 | 陕西北元化工集团有限公司 | High-temperature on-line metering device for track chain bucket conveyor |
Non-Patent Citations (1)
| Title |
|---|
| 孙维汉，张荣: "水泥熟料连续动态称量的新方法", 《水泥技术》 * |
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Application publication date: 20130626 |