CN102116581A - Discharging detection protective device - Google Patents
Discharging detection protective device Download PDFInfo
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- CN102116581A CN102116581A CN 201010606705 CN201010606705A CN102116581A CN 102116581 A CN102116581 A CN 102116581A CN 201010606705 CN201010606705 CN 201010606705 CN 201010606705 A CN201010606705 A CN 201010606705A CN 102116581 A CN102116581 A CN 102116581A
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- furnace
- photoelectric tube
- steel pipe
- protective device
- steel
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention provides a discharging detection protective device, comprising a photoelectric tube and a steel tube; the photoelectric tube is arranged on a photoelectric tube mounting plate which is fixed on a support, and the support is fixed on a furnace body steel plate; the steel tube penetrates through the furnace body steel plate and is fixedly welded with the furnace body steel plate, one end of the steel tube penetrates through a furnace wall and stretches into a furnace, the other end of the steel tube is arranged outside the furnace, the end of the steel tube, outside the furnace, is opposite to a signal transmitting end of the photoelectric tube, a quartz glass plate is arranged at the end part of the steel tube, outside the furnace, and the end part of the steel tube, outside the furnace, is also communicated with a compression air pipe. The discharging detection protective device can accurately detect a real state of the last material level under a high-temperature state, and a detection result is fed back to an automatic control system, so as to ensure program setting and automation operation and realize fully accurate and automatic control on charging and discharging.
Description
Technical field
The present invention relates to a kind of discharging and detect protective device, the truth of last material level ingot casting of discharging and backing strap when being used to detect the condition of high temperature.
Background technology
In the aluminium ingot heating furnace, ingot casting is positioned in stove on the backing strap and is promoted to advance by propulsive mechanism, just can't realize automatic input and output material control as can not correctly understanding last material level actual conditions before the discharging, just needs the manual intervention operation during the actual production.But because some maloperations that limit of condition are difficult to avoid.For example, when last material level had only backing strap, operating personnel think by mistake not to be had, and the continuation pusher is not but opened the discharging fire door and will be damaged fire door; Or material level is the room but has opened the discharging fire door when pusher at last, causes unnecessary loss and waste.
The input and output material manually-operated degree of accuracy is low; and manual work is also dangerous; just need the actual conditions of the last material level of exact grasp if realize the accurate control of full automatic input and output material; this just needs the device that a cover can detect interior last material level material of condition of high temperature stove and backing strap situation automatically; and testing result is wanted to feed back to control system timely; for the interlock protection of feeding-discharging mechanism provides signal, realize full automatic input and output material control.
Summary of the invention
The objective of the invention is to overcome the deficiency that prior art exists, provide a kind of discharging to detect protective device, can detect the actual conditions of last material level material and backing strap accurately, for program setting and automatic operating are given security.
Purpose of the present invention is achieved through the following technical solutions:
Discharging detects protective device, and characteristics are: comprise photoelectric tube and steel pipe, described photoelectric tube is installed on the photoelectric tube installing plate, and described photoelectric tube installing plate is fixed on the bearing, and bearing is fixed on the body of heater steel plate; Described steel pipe passes body of heater steel plate and fixing with the welding of body of heater steel plate, one end of steel pipe passes furnace wall and stretches in the stove, the other end of steel pipe places outside the stove, the stove outer end of described steel pipe is relative with the signal transmitting terminal of photoelectric tube, the stove outer end head of steel pipe is equipped with quartz glass plate, and the stove outer end of steel pipe also is communicated with compressed air hose.
Further, above-mentioned discharging detects protective device, and described photoelectric tube installing plate is by being bolted on the bearing.
The substantive distinguishing features of technical solution of the present invention and progressive being mainly reflected in:
The time of day that apparatus of the present invention can accurately detect last material level under the condition of high temperature feeds back automatic control system with testing result, for program setting and automatic operating are given security.Realized the fully accurately automation control of input and output material, equipment is installed in outer only need of stove and adopts common photoelectric equipment to get final product, the apparatus structure novelty, reliable, easy for installation, testing result is accurate, automaticity is higher, operating cost is low, easy to maintenance, can be widely used in heating furnace before the hot rolling of aluminium processing industry slab ingot.
Description of drawings
Below in conjunction with accompanying drawing technical solution of the present invention is described further:
Fig. 1: discharging detects the structural representation of protective device.
The implication of each Reference numeral sees the following form among the figure:
The specific embodiment
Design a kind of protective device that can under the condition of high temperature, detect discharge end material and backing strap truth, for the interlock protection of feeding-discharging mechanism provides signal, for program setting and automatic operating are given security.
As shown in Figure 1, discharging detects protective device, comprises photoelectric tube 1 and steel pipe 5, photoelectric tube 1 is installed on the photoelectric tube installing plate 9, photoelectric tube installing plate 9 is fixed on the bearing 7 by bolt 8, and bearing 7 is by being bolted on the body of heater steel plate 6, and bolt is welded on the body of heater steel plate back side in advance; Steel pipe 5 passes body of heater steel plate 6 and fixing with the welding of body of heater steel plate, one end of steel pipe 5 passes furnace wall and stretches in the stove, the other end of steel pipe 5 places outside the stove, the stove outer end of steel pipe 5 is relative with the signal transmitting terminal of photoelectric tube 1, the stove outer end head of steel pipe 5 is fixed with quartz glass plate 3 by covering 2, and the stove outer end of steel pipe 5 also is communicated with compressed air hose 4.The signal that photoelectric tube 1 sends sees through quartz glass plate 3 straight lines and injects in the stove, steel pipe 5 provides passage for signal passes furnace wall, though since quartz glass plate 3 with cover 2 being connected of steel pipe and still can not seal fully, so insert compressed air and be used to prevent that furnace high-temperature gas from scurrying out by steel pipe 5 damages photoelectric tube 1.
Discharging detects the protective device mounted in pairs and on the steel construction, comprise backing strap and ingot casting two set detecting devices outside discharge end two wing furnace, is respectively applied for last material level ingot casting and the backing strap situation of detecting.Every group has two paired uses to be respectively signaling device and signal receiving device, and every pair of checkout equipment is installed in last identical position, material level furnace wall both sides of discharge end.Use because of the photoelectric tube non-refractory can not insert in the stove, this system is installed in outside the furnace wall of the last material level of discharge end both sides, the upper and lower layout in same cross section, and the top is that ingot casting detects, the below is that backing strap detects.
During concrete the application: photoelectric tube 1 sends signal, signal sees through quartz glass plate 3 and enters in the stove by steel pipe 5, if when ingot casting or backing strap were arranged in the stove, signal just was blocked, the receiving system that is installed in same position, same structure on the furnace wall of opposite just can not receive signal; If being the receiving system on the opposite of sky, this position just can normally receive signal.Receiving terminal passes to control system with signal, through the analysis of control system, judges the truth in coming out of the stove accurately, the action of control feeding-discharging mechanism.
This device can accurately detect the time of day of last material level under the condition of high temperature, and testing result is fed back automatic control system, for program setting and automatic operating are given security.Realized the fully accurately automation control of input and output material, equipment is installed in outer only need of stove and adopts common photoelectric equipment to get final product, the apparatus structure novelty, reliable, easy for installation, testing result is accurate, automaticity is higher, operating cost is low, easy to maintenance, can be widely used in heating furnace before the hot rolling of aluminium processing industry slab ingot.
It is emphasized that: above only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (2)
1. discharging detects protective device, and it is characterized in that: comprise photoelectric tube and steel pipe, described photoelectric tube is installed on the photoelectric tube installing plate, and described photoelectric tube installing plate is fixed on the bearing, and bearing is fixed on the body of heater steel plate; Described steel pipe passes body of heater steel plate and fixing with the welding of body of heater steel plate, one end of steel pipe passes furnace wall and stretches in the stove, the other end of steel pipe places outside the stove, the stove outer end of described steel pipe is relative with the signal transmitting terminal of photoelectric tube, the stove outer end head of steel pipe is equipped with quartz glass plate, and the stove outer end of steel pipe also is communicated with compressed air hose.
2. discharging according to claim 1 detects protective device, and it is characterized in that: described photoelectric tube installing plate is by being bolted on the bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010606705 CN102116581A (en) | 2010-12-27 | 2010-12-27 | Discharging detection protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010606705 CN102116581A (en) | 2010-12-27 | 2010-12-27 | Discharging detection protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102116581A true CN102116581A (en) | 2011-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010606705 Pending CN102116581A (en) | 2010-12-27 | 2010-12-27 | Discharging detection protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102116581A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2426966Y (en) * | 2000-06-26 | 2001-04-18 | 佛山市康强工业研究所 | Furnace high-temperature observation visor |
| KR20010099116A (en) * | 2001-09-01 | 2001-11-09 | 김배훈 | Furnace internal monitoring system composed of vision tube and non-powered automatic extraction device and method |
| CN1547658A (en) * | 2001-09-01 | 2004-11-17 | 荣国电子 | Motor-less automatic extraction device surveiling inside of furnaces |
| CN201428043Y (en) * | 2009-06-29 | 2010-03-24 | 张民 | Sensor with dustproof device |
-
2010
- 2010-12-27 CN CN 201010606705 patent/CN102116581A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2426966Y (en) * | 2000-06-26 | 2001-04-18 | 佛山市康强工业研究所 | Furnace high-temperature observation visor |
| KR20010099116A (en) * | 2001-09-01 | 2001-11-09 | 김배훈 | Furnace internal monitoring system composed of vision tube and non-powered automatic extraction device and method |
| CN1547658A (en) * | 2001-09-01 | 2004-11-17 | 荣国电子 | Motor-less automatic extraction device surveiling inside of furnaces |
| CN201428043Y (en) * | 2009-06-29 | 2010-03-24 | 张民 | Sensor with dustproof device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110706 |