CN105526991A - Material level switch for dry quenching primary dust remover high material level detection - Google Patents
Material level switch for dry quenching primary dust remover high material level detection Download PDFInfo
- Publication number
- CN105526991A CN105526991A CN201610042768.4A CN201610042768A CN105526991A CN 105526991 A CN105526991 A CN 105526991A CN 201610042768 A CN201610042768 A CN 201610042768A CN 105526991 A CN105526991 A CN 105526991A
- Authority
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- China
- Prior art keywords
- hole
- feed bin
- level switch
- quartz glass
- high temperature
- 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.)
- Pending
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- 239000000428 dust Substances 0.000 title claims abstract description 30
- 238000010791 quenching Methods 0.000 title claims abstract description 20
- 230000000171 quenching effect Effects 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 title abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000002937 thermal insulation foam Substances 0.000 claims description 16
- 239000007799 cork Substances 0.000 claims description 11
- 238000003032 molecular docking Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000000571 coke Substances 0.000 description 4
- 239000010881 fly ash Substances 0.000 description 4
- 239000002956 ash Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
A material level switch for dry quenching primary dust remover high material level detection comprises a bin, wherein the side wall of the bin is provided with a first through hole and a second through hole at horizontally opposite positions, the central axis of the first through hole and the second through hole are mutually overlapped, the outer wall of the bin is provided with a first pipe body corresponding to the position of the first through hole, the inner cavity of the first pipe body is communicated with the first through hole, the outer wall of the bin is provided with a second pipe body corresponding to the position of the second through hole, the inner cavity of the second pipe body is communicated with the second through hole, one end, far away from the bin, of the first pipe body is provided with a microwave material level switch receiving end, one end, far away from the bin, of the second pipe body is provided with a microwave material level switch transmitting end, and one end, close to the inner cavity of the bin, of the first through hole is provided with first high temperature resistant quartz glass. The service life of material level detection equipment is greatly prolonged, the maintenance period is prolonged, and the running cost of a dry quenching system is lowered; a material level detection signal is accurate, and the material level detection equipment and a manual observation hole can be combined into a whole, thus being beneficial to equipment manufacturing technology simplification, production cost reduction and the like.
Description
Technical field
The present invention relates to a kind of dry coke quenching ash discharging device for dust collector, specifically a kind of cork dry quenching disposable dust remover high charge level detection stuff level switch.
Background technology
In CDQ technique, need to carry out dedusting by fly-ash separator to the dust in recyclegas, thus the wearing and tearing reduced boiler and circulating fan, during fly-ash separator work, need to detect the dust height collected in fly-ash separator feed bin in real time, dust charge level needs timely discharge when arriving certain altitude, and meeting as too high in dust charge level causes the Dust Capacity in dry coke quenching recyclegas to increase, and shortens the serviceable life of equipment.Current existing dry coke quenching fly-ash separator feed bin all uses contact capacitive bin level switch, because in disposable dust remover feed bin, dust temperature reaches about 1000 DEG C, and dust is flowing, the wearing and tearing of docking touch type capacitor stuff level switch are comparatively large, and loss is very fast, and the general domestic special level-sensing device life-span was herein at about 1 year, maintenance period is short, cost of upkeep is higher, import equipment also only can reach about 2 years serviceable life, and expensive, considerably increases dry coke quenching operating cost.
Summary of the invention
The object of this invention is to provide a kind of cork dry quenching disposable dust remover high charge level detection stuff level switch, it can solve the deficiency that prior art exists.
The present invention for achieving the above object, be achieved through the following technical solutions: comprise feed bin, feed bin sidewall horizontal relative position arranges the first through hole and the second through hole respectively, the axis of the first through hole and the second through hole overlaps, the position of feed bin outer wall first through hole arranges the first body, first tube cavity communicates with the first through hole, the position of feed bin outer wall second through hole arranges the second body, second tube cavity communicates with the second through hole, first body installs microwave stuff level switch receiving end away from one end of feed bin, second body installs microwave stuff level switch transmitting terminal away from one end of feed bin, first through hole installs the first high temperature resistant quartz glass near one end of feed bin inner chamber, second through hole installs the second high temperature resistant quartz glass near one end of feed bin inner chamber, between first high temperature resistant quartz glass and microwave stuff level switch receiving end, the first heat insulation foam is installed, between second high temperature resistant quartz glass and microwave stuff level switch transmitting terminal, the second heat insulation foam is installed.Described first high temperature resistant quartz glass and the second high temperature resistant quartz glass end all protrude from the inwall of feed bin, and the length L of protrusion is 3mm-7mm.Described first high temperature resistant quartz glass and the second high temperature resistant quartz glass all arrange fillet to the border, edge that feed bin is projecting inward, and the radius of fillet is equal with the length L that the first high temperature resistant quartz glass and the second high temperature resistant quartz glass protrude from feed bin inwall with R.Described first body comprises stationary pipes and the demountable tube of docking mutually, and stationary pipes is fixedly connected with feed bin sidewall, and described microwave stuff level switch receiving end is connected with demountable tube, and demountable tube is connected with stationary pipes by flange.Install the first heat insulation foam in described stationary pipes, the end of the first heat insulation foam is to the projecting inward 10mm-60mm of demountable tube 12.
The invention has the advantages that: non-contact detection can be realized to the dust charge level in cork dry quenching disposable dust remover feed bin, significantly extend the serviceable life of material position detecting device, extend maintenance period, reduce the operating cost of dry quenching system; Material-level measure signal is accurate, by material position detecting device and manual observation hole two-in-one, can be conducive to the manufacture craft of simplified apparatus, reduces production cost etc.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the I portion structure for amplifying schematic diagram of Fig. 1.
Embodiment
Cork dry quenching disposable dust remover high charge level detection stuff level switch of the present invention comprises feed bin 1, feed bin 1 sidewall horizontal relative position arranges the first through hole 2 and the second through hole 3 respectively, the axis of the first through hole 2 and the second through hole 3 overlaps, the position of feed bin 1 outer wall first through hole 2 arranges the first body, first tube cavity communicates with the first through hole 2, the position of feed bin 1 outer wall second through hole 3 arranges the second body 4, second body 4 inner chamber communicates with the second through hole 3, first body installs microwave stuff level switch receiving end 5 away from one end of feed bin 1, second body 4 installs microwave stuff level switch transmitting terminal 6 away from one end of feed bin 1, first through hole 2 installs the first high temperature resistant quartz glass 7 near one end of feed bin 1 inner chamber, second through hole 3 installs the second high temperature resistant quartz glass 8 near one end of feed bin 1 inner chamber, between first high temperature resistant quartz glass 7 and microwave stuff level switch receiving end 5, first heat insulation foam 9 is installed, between second high temperature resistant quartz glass 8 and microwave stuff level switch transmitting terminal 6, second heat insulation foam 10 is installed.The microwave signal that microwave stuff level switch transmitting terminal 6 sends can arrive microwave stuff level switch receiving end 5 through heat insulation foam and quartz glass, microwave stuff level switch receiving end 5 generates electric signal according to the microwave signal change received, and whether the dust height judged in feed bin 1 for control system arrives predetermined discharge position.High temperature resistant quartz glass can prevent dust from directly contacting stuff level switch, and has good anti-wear performance, and heat insulation foam can prevent high temperature resistant quartz glass that heat is passed to stuff level switch, avoids stuff level switch malfunctioning in high temperature environments.The present invention can realize non-contact detection to the dust charge level in cork dry quenching disposable dust remover feed bin, significantly extends the serviceable life of material position detecting device, extends maintenance period, reduces the operating cost of dry quenching system.
The present invention prevents the first through hole 2 and the second through hole 3 inner accumulated dust from causing stuff level switch to produce the level signals of mistake, following structure can be adopted: described first high temperature resistant quartz glass 7 and the second high temperature resistant quartz glass 8 end all protrude from the inwall of feed bin 1, and the length L of protrusion is 3mm-7mm.For preventing the angle inner accumulated dust of the first high temperature resistant quartz glass 7 and the second high temperature resistant quartz glass 8 and feed bin 1 inwall, also described first high temperature resistant quartz glass 7 and the second high temperature resistant quartz glass 8 all can be set to fillet to the border, edge that feed bin 1 is projecting inward, the radius of fillet is equal with the length L that the first high temperature resistant quartz glass 7 and the second high temperature resistant quartz glass 8 protrude from feed bin 1 inwall with R.This structure thoroughly can eliminate the dead angle between quartz glass and feed bin 1 inwall, promotes the precise degrees of stuff level switch further.
The present invention observes dust charge level in feed bin 1 intuitively in order to make staff, following structure can be adopted: described first body comprises stationary pipes 11 and the demountable tube 12 of docking mutually, stationary pipes 11 is fixedly connected with feed bin 1 sidewall, described microwave stuff level switch receiving end 5 is connected with demountable tube 12, and demountable tube 12 is connected with stationary pipes 11 by flange.During equipment repair and maintenance, demountable tube 12 with microwave stuff level switch receiving end 5 can be pulled down from stationary pipes 11 by staff, take out the first heat insulation foam 9 in stationary pipes 11, from the inner chamber of stationary pipes 11, observe the dust charge level in feed bin 1 through the first high temperature resistant quartz glass 7.This structure by material position detecting device and manual observation hole two-in-one, need can not offer manual observation hole in addition on feed bin 1, is conducive to the manufacture craft of simplified apparatus, reduces production cost.In stationary pipes 11, the first heat insulation foam 9 is taken out for the ease of staff, can by the end of the first heat insulation foam 9 to the projecting inward 10mm-60mm of demountable tube 12, demountable tube 12 is removed rear staff and can be taken out in stationary pipes 11 by the first heat insulation foam 9 exposed by direct hand.
Claims (5)
1. cork dry quenching disposable dust remover high charge level detection stuff level switch, comprise feed bin (1), it is characterized in that: feed bin (1) sidewall horizontal relative position arranges the first through hole (2) and the second through hole (3) respectively, the axis of the first through hole (2) and the second through hole (3) overlaps, the position of feed bin (1) outer wall first through hole (2) arranges the first body, first tube cavity communicates with the first through hole (2), the position of feed bin (1) outer wall second through hole (3) arranges the second body (4), second body (4) inner chamber communicates with the second through hole (3), first body installs microwave stuff level switch receiving end (5) away from one end of feed bin (1), second body (4) installs microwave stuff level switch transmitting terminal (6) away from one end of feed bin (1), first through hole (2) installs the first high temperature resistant quartz glass (7) near one end of feed bin (1) inner chamber, second through hole (3) installs the second high temperature resistant quartz glass (8) near one end of feed bin (1) inner chamber, between first high temperature resistant quartz glass (7) and microwave stuff level switch receiving end (5), the first heat insulation foam (9) is installed, between second high temperature resistant quartz glass (8) and microwave stuff level switch transmitting terminal (6), the second heat insulation foam (10) is installed.
2. cork dry quenching disposable dust remover high charge level detection stuff level switch according to claim 1, it is characterized in that: described first high temperature resistant quartz glass (7) and the second high temperature resistant quartz glass (8) end all protrude from the inwall of feed bin (1), and the length L of protrusion is 3mm-7mm.
3. cork dry quenching disposable dust remover high charge level detection stuff level switch according to claim 2, it is characterized in that: described first high temperature resistant quartz glass (7) and the second high temperature resistant quartz glass (8) all arrange fillet to the border, edge that feed bin (1) is projecting inward, the radius of fillet is equal with the length L that the first high temperature resistant quartz glass (7) and the second high temperature resistant quartz glass (8) protrude from feed bin (1) inwall with R.
4. cork dry quenching disposable dust remover high charge level detection stuff level switch according to claim 1, it is characterized in that: described first body comprises stationary pipes (11) and the demountable tube (12) of docking mutually, stationary pipes (11) is fixedly connected with feed bin (1) sidewall, described microwave stuff level switch receiving end (5) is connected with demountable tube (12), and demountable tube (12) is connected with stationary pipes (11) by flange.
5. cork dry quenching disposable dust remover high charge level detection stuff level switch according to claim 4, is characterized in that: install the first heat insulation foam (9) in described stationary pipes (11), the end of the first heat insulation foam (9) is to the projecting inward 10mm-60mm of demountable tube 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610042768.4A CN105526991A (en) | 2016-01-22 | 2016-01-22 | Material level switch for dry quenching primary dust remover high material level detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610042768.4A CN105526991A (en) | 2016-01-22 | 2016-01-22 | Material level switch for dry quenching primary dust remover high material level detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105526991A true CN105526991A (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610042768.4A Pending CN105526991A (en) | 2016-01-22 | 2016-01-22 | Material level switch for dry quenching primary dust remover high material level detection |
Country Status (1)
| Country | Link |
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| CN (1) | CN105526991A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113137997A (en) * | 2020-01-17 | 2021-07-20 | 北京航天石化技术装备工程有限公司 | High-temperature high-dust solid material level measuring system |
Citations (5)
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|---|---|---|---|---|
| CN1476652A (en) * | 2000-11-20 | 2004-02-18 | VEGA����ɳ�����Ϲ�˾ | Horn antenna for radar device |
| CN202485753U (en) * | 2011-09-21 | 2012-10-10 | 李周利 | Intelligent microwave switch |
| CN102788626A (en) * | 2012-05-31 | 2012-11-21 | 邵小欧 | Non-contact type electromagnetic wave switch for detecting material level in silo and detecting method of electromagnetic wave |
| CN103594760A (en) * | 2012-08-15 | 2014-02-19 | 克洛纳测量技术有限公司 | Microwave window and fill level measuring device operating according to the radar principle |
| CN205373817U (en) * | 2016-01-22 | 2016-07-06 | 济钢集团国际工程技术有限公司 | Dust remover high material level of dry coke quenching detects materials bit switch |
-
2016
- 2016-01-22 CN CN201610042768.4A patent/CN105526991A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1476652A (en) * | 2000-11-20 | 2004-02-18 | VEGA����ɳ�����Ϲ�˾ | Horn antenna for radar device |
| CN202485753U (en) * | 2011-09-21 | 2012-10-10 | 李周利 | Intelligent microwave switch |
| CN102788626A (en) * | 2012-05-31 | 2012-11-21 | 邵小欧 | Non-contact type electromagnetic wave switch for detecting material level in silo and detecting method of electromagnetic wave |
| CN103594760A (en) * | 2012-08-15 | 2014-02-19 | 克洛纳测量技术有限公司 | Microwave window and fill level measuring device operating according to the radar principle |
| CN205373817U (en) * | 2016-01-22 | 2016-07-06 | 济钢集团国际工程技术有限公司 | Dust remover high material level of dry coke quenching detects materials bit switch |
Non-Patent Citations (1)
| Title |
|---|
| 张文钢 等: "干熄焦炉微波料位检测装置隔热技术改进", 《冶金设备》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113137997A (en) * | 2020-01-17 | 2021-07-20 | 北京航天石化技术装备工程有限公司 | High-temperature high-dust solid material level measuring system |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160427 |
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| WD01 | Invention patent application deemed withdrawn after publication |