CN103557905A - High-temperature radar sounding rod - Google Patents
High-temperature radar sounding rod Download PDFInfo
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- CN103557905A CN103557905A CN201310583766.2A CN201310583766A CN103557905A CN 103557905 A CN103557905 A CN 103557905A CN 201310583766 A CN201310583766 A CN 201310583766A CN 103557905 A CN103557905 A CN 103557905A
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- purging
- hole
- loudspeaker
- purge
- radar transmitter
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Abstract
The invention relates to a high-temperature radar sounding rod which comprises three stages of blowing systems, wherein a radar transmitter is connected with a first-stage blowing system, a second-stage blowing system and a third-stage blowing system sequentially; the first-stage blowing system blows nitrogen into a conical blowing hole of a blowing horn through two gas blowing path holes, so that a cyclone is formed, and the temperature of the radar transmitter is reduced; the second-stage blowing system guides the nitrogen into two vertical pipes which are opposite and staggered through two gas inlets I, and cyclones are formed in the vertical pipes, so that temperatures of the radar transmitter and the first-stage blowing system are reduced; the third-stage blowing system guides the nitrogen into an upper cover plate gas inlet II in a gate valve, and plane blowing is formed through a lower cover plate gas inlet IV, so that temperatures of the radar transmitter, the first-stage blowing system and the second-stage blowing system are reduced; and influences of the temperatures on the radar transmitter are reduced, so that the radar transmitter can be normally used in a high-temperature environment with a process temperature below 1400 DEG C.
Description
Technical field
The present invention relates to a kind of radar high temperature stock rod, particularly can expire the instrument of high temperature sintering, sintering dust, these special operation conditions uses of complicated tank body.
Background technology
In instrument and meter industry, such as: weight type level meter, ultrasonic material level meter, radar levelmeter etc., due to restrictions such as the precision of its instrument own, material, functions, can not be applied in the special operation condition of high temperature sintering, sintering dust, the combination of complicated tank body, therefore need to design the instrument of this kind of operating mode of a adaptation.
Summary of the invention
In view of the deficiencies in the prior art, the invention provides a kind of radar high temperature stock rod, be a kind of special operation condition radar level gauge system that can simultaneously meet high temperature sintering, sintering dust, the combination of complicated tank body.
The present invention for achieving the above object, the technical scheme adopting is: a kind of radar high temperature stock rod, comprise radar transmitter, be connected with the slide valve of cylinder, it is characterized in that: described radar high temperature stock rod consists of three grades of purging systems, and one-level purging system comprises: with purging adapter, purging brace, purging loudspeaker, the tetrafluoro emitter of flange; Secondary purging system comprises: with the standpipe of flange; Three grades of purging systems comprise: slide valve, protective sleeve;
Described purging adapter is provided with a mesopore I, two purging gas circuit holes; Two purge the import of gas circuit hole and connect separately a NPT joint;
Described purging brace is provided with a mesopore II, two purge hole I;
Described purging loudspeaker upper flanges face is provided with a circle groove, in groove, be provided with two blind holes and an edge reaches the taper purge hole in loudspeaker, two blind holes are communicated with a purge hole II separately, two purge hole II are horizontally set in flange and communicate with taper purge hole, relatively and shift to install, two hole hearts are not on a horizontal line for the aperture of two purge hole II;
Described standpipe is provided with two air admission hole I, and relatively and shift to install, two hole hearts are not on a horizontal line for two air admission hole I;
Described slide valve upper cover plate is provided with air admission hole II, and lower cover is provided with purge hole IV;
One end of described purging adapter and radar transmitter are screwed together, the other end that purges adapter is connected with purging loudspeaker by purging brace, one end of described standpipe is inserted in purging loudspeaker and is connected with the flange purging on adapter by flange, the other end of standpipe and slide valve upper cover plate weld together, described slide valve lower cover and protective sleeve weld together, two ends are the described tetrafluoro emitter of taper, one end is arranged in the mesopore I that purges adapter, and the other end is arranged in the taper purge hole that purges loudspeaker through purging brace mesopore II;
The implementation method of three grades of purging systems of described radar high temperature stock rod: first order purging system, by nitrogen by two NPT joints introduce purge that two of adapters purge in gas circuit holes and successively by purging two purge hole I on brace, the aperture that purges two purge hole II of loudspeaker enters in the taper purge hole that purges loudspeaker, due to purge loudspeaker two purge hole II aperture relatively and shift to install, stream of nitrogen gas has formed whirlwind in purging loudspeaker, reduces the temperature of radar transmitter; Second level purging system, nitrogen is introduced to two two air admission hole I of standpipe relative and that shift to install and enter standpipe, the air-flow of two bursts of dislocation introducings is got to and is purged loudspeaker outer wall place, forms whirlwind in standpipe, reduces the temperature of radar transmitter and first order purging system; Third level purging system, introduces slide valve by nitrogen) in upper cover plate air admission hole II, by lower cover purge hole IV, form plane and purge, reduce the temperature that radar transmitter and I and II blow to system; Reduce the impact of temperature on radar transmitter, thereby make radar transmitter can be applied to process temperature, in the hot environment below 1400 degrees Celsius, normally use.
Feature of the present invention: compare with common level meter, the present invention can be applied in 1400 degrees Celsius of environment with interior high temperature with high dust, and it is comprised of three grades of purging systems; The first, radar stock rod first order purging system forms whirlwind in hydraucone, and control instrument is operated under normal temperature, not fragile long service life; The second, in waveguide pipe, added purging system, two-way source of the gas acts on hydraucone outer wall, forms whirlwind in standpipe, prevents the slagging scorification of standpipe sidewall, reduces transmitter and first order system temperature above; Three, in slide valve, added purging system, then while applying for a long time, slide valve is difficult for stopping up, reduces the temperature of the first order and second level transmitter and structure member, be convenient to that instrument is safeguarded and replacing; Adopt three grades of nitrogen blowing systems to be beneficial to reduction instrument temperature, simple in structure, being easy to safeguard with replacing, replacing does not affect production, and practical, intelligent degree is higher.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is one-level purging system structural representation of the present invention;
Fig. 3 is that the present invention purges horn structure schematic diagram;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is the structural representation of secondary purging system standpipe;
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is the structural representation that the present invention purges brace;
Fig. 8 is the structural representation of three grades of purging systems;
Fig. 9 is the structural representation of slide valve of the present invention;
Figure 10 is the vertical view of Fig. 9;
Figure 11 is the vertical view of one-level purging system gas circuit structure of the present invention.
Embodiment
Below in conjunction with accompanying drawing and mounting means, the present invention is further described.
As shown in Fig. 1 to 11, a kind of radar high temperature stock rod, comprise radar transmitter 4, be connected with the slide valve 3-1 of cylinder 3-1-3, radar high temperature stock rod consists of three grades of purging systems, and one-level purging system 1 comprises: with purging adapter 1-1, purging brace 1-2, purging loudspeaker 1-3, the tetrafluoro emitter 1-4 of flange 1-1-1; Secondary purging system 2 comprises: with the standpipe 2-1 of flange 2-1-1; Three grades of purging systems 3 comprise: slide valve 3-1, protective sleeve 3-2;
Purge adapter 1-1 and be provided with a mesopore I1-1-2, two purging gas circuit hole 1-1-3, two purge the 1-1-3 import of gas circuit hole and connect separately a NPT joint 5;
Purge brace 1-2 and be provided with a mesopore II1-2-1, two purge hole I1-2-2;
Purge loudspeaker 1-3 upper flanges face and be provided with a circle groove 1-3-1, in groove 1-3-1, be provided with two blind hole 1-3-2 and an edge reaches the taper purge hole 1-3-3 in loudspeaker, two blind hole 1-3-2 are communicated with a purge hole II1-3-4 separately, two purge hole II1-3-4 are horizontally set in flange and communicate with taper purge hole 1-3-3, relatively and shift to install, two hole hearts are not on a horizontal line for the aperture of two purge hole II1-3-4;
Standpipe 2-1 is provided with two air admission hole I2-1-2, and relatively and shift to install, two hole hearts are not on a horizontal line for two air admission hole I2-1-2;
Slide valve 3-1 upper cover plate 3-1-1 is provided with air admission hole II3-1-11, and lower cover 3-1-2 is provided with purge hole IV3-1-21;
The one end and the radar transmitter 4 that purge adapter 1-1 are screwed together, the other end that purges adapter 1-1 is connected with purging loudspeaker 1-3 by purging brace 1-2, one end of standpipe 2-1 is inserted in purging loudspeaker 1-3 and is connected with the flange 1-1-1 purging on adapter 1-1 by flange 2-1-1, the other end of standpipe 2-1 and slide valve 3-1 upper cover plate 3-1-1 weld together, slide valve 3-1 lower cover 3-1-2 and protective sleeve 3-2 weld together, two ends are the described tetrafluoro emitter 1-4 of taper, one end is arranged in the mesopore I1-1-2 that purges adapter 1-1, the other end is arranged in the taper purge hole 1-3-3 that purges loudspeaker 1-3 through purging brace 1-2 mesopore II1-2-1,
The implementation method of three grades of purging systems of radar high temperature stock rod: first order purging system, by nitrogen by two NPT joints 5 introduce purge that two of adapter 1-1 purge in the 1-1-3 of gas circuit hole and successively by purging two purge hole I1-2-2 on brace 1-2, the aperture that purges two purge hole II1-3-4 of loudspeaker 1-3 enters in the taper purge hole 1-3-3 that purges loudspeaker 1-3, due to purge loudspeaker 1-3 two purge hole II1-3-4 aperture relatively and shift to install, stream of nitrogen gas has formed whirlwind in purging loudspeaker 1-3, reduces the temperature of radar transmitter; Second level purging system, nitrogen is introduced to two two air admission hole I2-1-2 of standpipe 2-1 relative and that shift to install and enter standpipe 2-1, the air-flow of two bursts of dislocation introducings is got to and is purged loudspeaker 1-3 outer wall place, in standpipe 2-1, forms whirlwind, reduces the temperature of radar transmitter and first order purging system; Third level purging system, introduces nitrogen in slide valve 3-1 upper cover plate 3-1-1 air admission hole II3-1-11, forms plane purge by lower cover 3-1-2 purge hole IV3-1-21, reduces the temperature that radar transmitter 4 and I and II blow to system; Reduce the impact of temperature on radar transmitter 4, thereby make radar transmitter 4 can be applied to process temperature, in the hot environment below 1400 degrees Celsius, normally use.
Claims (1)
1. a radar high temperature stock rod, comprise radar transmitter (4), be connected with the slide valve (3-1) of cylinder (3-1-3), it is characterized in that: described radar high temperature stock rod consists of three grades of purging systems, and one-level purging system (1) comprising: with purging adapter (1-1), purging brace (1-2), purging loudspeaker (1-3), the tetrafluoro emitter (1-4) of flange (1-1-1); Secondary purging system (2) comprising: with the standpipe (2-1) of flange (2-1-1); Three grades of purging systems (3) comprising: slide valve (3-1), protective sleeve (3-2);
Described purging adapter (1-1) is provided with a mesopore I(1-1-2), two purge gas circuit holes (1-1-3); Two purge gas circuit hole (1-1-3) import and connect separately a NPT joint (5);
Described purging brace (1-2) is provided with a mesopore II(1-2-1), two purge hole I(1-2-2);
Described purging loudspeaker (1-3) upper flanges face is provided with a circle groove (1-3-1), in groove (1-3-1), be provided with two blind holes (1-3-2) and an edge reaches the taper purge hole (1-3-3) in loudspeaker, two blind holes (1-3-2) are communicated with a purge hole II(1-3-4 separately), two purge hole II(1-3-4) be horizontally set in flange and communicate with taper purge hole (1-3-3), two purge hole II(1-3-4) relatively and shift to install, two hole hearts are not on a horizontal line for aperture;
Described standpipe (2-1) is provided with two air admission hole I(2-1-2), two air admission hole I(2-1-2) relatively and shift to install, two hole hearts are not on a horizontal line;
Described slide valve (3-1) upper cover plate (3-1-1) is provided with air admission hole II(3-1-11), lower cover (3-1-2) is provided with purge hole IV(3-1-21);
One end of described purging adapter (1-1) and radar transmitter (4) are screwed together, the other end that purges adapter (1-1) is connected with purging loudspeaker (1-3) by purging brace (1-2), one end of described standpipe (2-1) is inserted in purging loudspeaker (1-3) and is connected with the flange (1-1-1) purging on adapter (1-1) by flange (2-1-1), the other end of standpipe (2-1) and slide valve (3-1) upper cover plate (3-1-1) weld together, described slide valve (3-1) lower cover (3-1-2) welds together with protective sleeve (3-2), two ends are the described tetrafluoro emitter (1-4) of taper, one end is arranged on the mesopore I(1-1-2 that purges adapter (1-1)) in, the other end is through purging brace (1-2) mesopore II(1-2-1) be arranged in the taper purge hole (1-3-3) that purges loudspeaker (1-3),
The implementation method of three grades of purging systems of described radar high temperature stock rod: first order purging system, nitrogen is introduced by two NPT joints (5) in two the purging gas circuit holes (1-1-3) that purge adapter (1-1) and successively by purging two purge hole I(1-2-2 on brace 1-2), two purge hole II(1-3-4 of purging loudspeaker (1-3)) aperture enters in the taper purge hole (1-3-3) that purges loudspeaker (1-3), owing to purging two purge hole II(1-3-4 of loudspeaker (1-3)) aperture relatively and shift to install, stream of nitrogen gas has formed whirlwind in purging loudspeaker (1-3), reduce the temperature of radar transmitter, second level purging system, nitrogen is introduced to two relatively and two the air admission hole I(2-1-2 of standpipe (2-1) that shift to install) enter standpipe (2-1), the air-flow of two bursts of dislocation introducings is got to and is purged loudspeaker (1-3) outer wall place, in standpipe (2-1), form whirlwind, reduce the temperature of radar transmitter and first order purging system, third level purging system, nitrogen is introduced to slide valve (3-1) upper cover plate (3-1-1) air admission hole II(3-1-11) in, by lower cover (3-1-2) purge hole IV(3-1-21) form plane purging, reduce the temperature that radar transmitter (4) and I and II blow to system, reduce the impact of temperature on radar transmitter (4), thereby make radar transmitter (4) can be applied to process temperature, in the hot environment below 1400 degrees Celsius, normally use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310583766.2A CN103557905B (en) | 2013-11-20 | 2013-11-20 | A kind of high-temperature radar stock rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310583766.2A CN103557905B (en) | 2013-11-20 | 2013-11-20 | A kind of high-temperature radar stock rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103557905A true CN103557905A (en) | 2014-02-05 |
| CN103557905B CN103557905B (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310583766.2A Active CN103557905B (en) | 2013-11-20 | 2013-11-20 | A kind of high-temperature radar stock rod |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571677A (en) * | 2016-03-15 | 2016-05-11 | 山东钢铁股份有限公司 | Molten iron liquid level meter |
| CN110408734A (en) * | 2019-08-07 | 2019-11-05 | 雷恒控制设备（北京）有限公司 | Blast furnace radar stock rod system and its operation method |
| CN113272078A (en) * | 2019-02-26 | 2021-08-17 | 欧姆龙株式会社 | Air purging unit |
| CN113375762A (en) * | 2021-06-09 | 2021-09-10 | 国能宁夏大坝三期发电有限公司 | Anti-dewing and anti-fouling device of liquid level meter |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5872494A (en) * | 1997-06-27 | 1999-02-16 | Rosemount Inc. | Level gage waveguide process seal having wavelength-based dimensions |
| CN102142590A (en) * | 2011-03-22 | 2011-08-03 | 北京科技大学 | Self-cleaning microwave antenna with resistance to high temperature and corrosion |
| CN202453038U (en) * | 2012-02-27 | 2012-09-26 | 薛志勇 | Pulse radar sensor |
-
2013
- 2013-11-20 CN CN201310583766.2A patent/CN103557905B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5872494A (en) * | 1997-06-27 | 1999-02-16 | Rosemount Inc. | Level gage waveguide process seal having wavelength-based dimensions |
| CN102142590A (en) * | 2011-03-22 | 2011-08-03 | 北京科技大学 | Self-cleaning microwave antenna with resistance to high temperature and corrosion |
| CN202453038U (en) * | 2012-02-27 | 2012-09-26 | 薛志勇 | Pulse radar sensor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571677A (en) * | 2016-03-15 | 2016-05-11 | 山东钢铁股份有限公司 | Molten iron liquid level meter |
| CN113272078A (en) * | 2019-02-26 | 2021-08-17 | 欧姆龙株式会社 | Air purging unit |
| CN110408734A (en) * | 2019-08-07 | 2019-11-05 | 雷恒控制设备（北京）有限公司 | Blast furnace radar stock rod system and its operation method |
| CN113375762A (en) * | 2021-06-09 | 2021-09-10 | 国能宁夏大坝三期发电有限公司 | Anti-dewing and anti-fouling device of liquid level meter |
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| Publication number | Publication date |
|---|---|
| CN103557905B (en) | 2016-02-24 |
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