CN103557905B - A kind of high-temperature radar stock rod - Google Patents
A kind of high-temperature radar stock rod Download PDFInfo
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- CN103557905B CN103557905B CN201310583766.2A CN201310583766A CN103557905B CN 103557905 B CN103557905 B CN 103557905B CN 201310583766 A CN201310583766 A CN 201310583766A CN 103557905 B CN103557905 B CN 103557905B
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- purging
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- purge
- temperature
- loudspeaker
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Abstract
The present invention relates to a kind of high-temperature radar stock rod, high-temperature radar stock rod is made up of three grades of purging systems, radar transmitter is connected with one-level purging system, secondary purging system, three grades of purging systems successively, first order purging system, nitrogen is purged gas circuit hole by two to be entered in the taper purge hole of purging loudspeaker, define whirlwind, reduce the temperature of radar transmitter; Second level purging system, introduces two relatively and standpipe two the air admission hole I shifted to install enter standpipe, forms whirlwind, reduce the temperature of radar transmitter and first order purging system in standpipe by nitrogen; Third level purging system, introduces in slide valve upper cover plate air admission hole II by nitrogen, form plane by lower cover purge hole IV and purge, reduction radar transmitter and I and II blow to the temperature of system; Reduce temperature to the impact of radar transmitter, thus radar transmitter is applied in the hot environment of process temperature below 1400 degrees Celsius normally use.
Description
Technical field
The present invention relates to a kind of high-temperature radar stock rod, particularly can expire the instrument of high temperature sintering, sintering dust, the use of these special operation conditions 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 the instrument designing a adaptation this kind of operating mode.
Summary of the invention
In view of the deficiencies in the prior art, the invention provides a kind of high-temperature radar stock rod, is a kind of special operation condition radar level gauge system that simultaneously can meet high temperature sintering, sintering dust, the combination of complicated tank body.
The present invention for achieving the above object, the technical scheme adopted is: a kind of high-temperature radar stock rod, comprise radar transmitter, be connected with the slide valve of cylinder, it is characterized in that: described high-temperature radar stock rod is made up of three grades of purging systems, and one-level purging system comprises: with flange purging adapter, purge brace, purge loudspeaker, tetrafluoro emitter; 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 a NPT joint separately;
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 edge reach 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 and the radar transmitter of described purging adapter are screwed together, the other end purging adapter is connected with purging loudspeaker by purging brace, one end of described standpipe is inserted in and is purged loudspeaker by flange and the Flange joint purged on adapter, the other end and the slide valve upper cover plate of standpipe 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 purging adapter, and the other end is arranged in the taper purge hole purging loudspeaker through purging brace mesopore II;
The implementation method of described high-temperature radar stock rod three grades of purging systems: first order purging system, by nitrogen by also entering in the taper purge hole of purging loudspeaker by the aperture of two purge hole II of two purge hole I on purging brace, purging loudspeaker successively in two purging gas circuit holes of two NPT joints introducing purging adapters, due to purge two purge hole II of loudspeaker aperture relatively and shift to install, stream of nitrogen gas defines whirlwind in purging loudspeaker, reduces the temperature of radar transmitter; Second level purging system, nitrogen is introduced two relatively and standpipe two the air admission hole I shifted to install enter standpipe, the air-flow of two bursts of dislocation introducings is got to and is purged loudspeaker outer wall place, in standpipe, form whirlwind, 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, form plane by lower cover purge hole IV and purge, reduce the temperature that radar transmitter and I and II blow to system; Reduce temperature to the impact of radar transmitter, thus radar transmitter is applied in the hot environment of process temperature below 1400 degrees Celsius normally use.
Feature of the present invention: compared with common level meter, the present invention can be applied in the environment of the high temperature with high dust within 1400 degrees Celsius, and it is made up of three grades of purging systems; The first, radar stock rod first order purging system, forms whirlwind in hydraucone, control instrument work at a normal temperature, not fragile long service life; The second, add purging system in waveguide pipe, two-way source of the gas acts on hydraucone outer wall, forms whirlwind, prevent the slagging scorification of standpipe sidewall, reduce transmitter and first order system temperature above in standpipe; Three, in slide valve, add purging system, then when applying for a long time, slide valve not easily blocks, reduce the temperature of the first order and second level transmitter and structure member, be convenient to instrument and safeguard and change; Adopt three grades of nitrogen purge system to be beneficial to reduction instrument temperature, structure is simple, is easy to safeguard and changes, changes and do not affect production, practical, intelligence 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 high-temperature radar stock rod, comprise radar transmitter 4, be connected with the slide valve 3-1 of cylinder 3-1-3, high-temperature radar stock rod is made up 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 a NPT joint 5 separately;
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 edges reach 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 purging 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 purged on adapter 1-1 by flange 2-1-1, the other end and the slide valve 3-1 upper cover plate 3-1-1 of standpipe 2-1 weld together, slide valve 3-1 lower cover 3-1-2 and protective sleeve 3-2 welds together, two ends are the described tetrafluoro emitter 1-4 of taper, one end is arranged in the mesopore I1-1-2 purging adapter 1-1, the other end is arranged in the taper purge hole 1-3-3 purging loudspeaker 1-3 through purging brace 1-2 mesopore II1-2-1,
The implementation method of high-temperature radar stock rod three grades of purging systems: first order purging system, nitrogen is introduced by two NPT joints 5 and also enters in the taper purge hole 1-3-3 of purging loudspeaker 1-3 by the aperture of two purge hole II1-3-4 of two purge hole I1-2-2 on purging brace 1-2, purging loudspeaker 1-3 successively in two purging gas circuit hole 1-1-3 of purging adapter 1-1, due to purge two purge hole II1-3-4 of loudspeaker 1-3 aperture relatively and shift to install, stream of nitrogen gas defines whirlwind in purging loudspeaker 1-3, reduces the temperature of radar transmitter; Second level purging system, nitrogen is introduced two relatively and standpipe 2-1 two the air admission hole I2-1-2 shifted 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, reduces the temperature of radar transmitter and first order purging system; Third level purging system, introduces in slide valve 3-1 upper cover plate 3-1-1 air admission hole II3-1-11 by nitrogen, form plane purge by lower cover 3-1-2 purge hole IV3-1-21, and reduction radar transmitter 4 and I and II blow to the temperature of system; Reduce temperature to the impact of radar transmitter 4, thus radar transmitter 4 can be applied in the hot environment of process temperature below 1400 degrees Celsius normally use.
Claims (1)
1. a high-temperature radar 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 high-temperature radar stock rod is made up of three grades of purging systems, 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 the first flange (1-1-1); Secondary purging system (2) comprising: with the standpipe (2-1) of the second 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 hole (1-1-3); Two purge gas circuit hole (1-1-3) import and connect a NPT joint (5) separately;
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) three-flange face, upper end is provided with a circle groove (1-3-1), in groove (1-3-1), be provided with two blind holes (1-3-2) and edge reach 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) aperture relatively and shift to install, two hole hearts are not on a horizontal line, 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 and the radar transmitter (4) of described purging adapter (1-1) are screwed together, the other end purging 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 first flange (1-1-1) purged on adapter (1-1) by the second flange (2-1-1), the other end and slide valve (3-1) upper cover plate (3-1-1) of standpipe (2-1) weld together, described 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 on the mesopore I(1-1-2 purging 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) purging loudspeaker (1-3), the implementation method of described high-temperature radar stock rod three grades of purging systems: first order purging system, nitrogen is purged by the introducing of two NPT joints (5) in two purgings gas circuit hole (1-1-3) of adapter (1-1) also successively by purging two purge hole I(1-2-2 on brace (1-2)), purge loudspeaker (1-3) two purge hole II(1-3-4) aperture enter into purge loudspeaker (1-3) taper purge hole (1-3-3) in, owing to purging two purge hole II(1-3-4 of loudspeaker (1-3)) aperture relatively and shift to install, stream of nitrogen gas defines whirlwind in purging loudspeaker (1-3), reduce the temperature of radar transmitter, second level purging system, nitrogen is introduced two relatively and the standpipe shifted to install (2-1) two air admission hole I(2-1-2) 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 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 of radar transmitter (4) and I and II purging system, reduce temperature to the impact of radar transmitter (4), thus radar transmitter (4) can be applied in the hot environment of process temperature 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 |
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| Publication Number | Publication Date |
|---|---|
| CN103557905A CN103557905A (en) | 2014-02-05 |
| CN103557905B true CN103557905B (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310583766.2A Active CN103557905B (en) | 2013-11-20 | 2013-11-20 | A kind of high-temperature radar stock rod |
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Families Citing this family (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 |
| JP7003946B2 (en) * | 2019-02-26 | 2022-01-21 | オムロン株式会社 | Air purge 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 |
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 |
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| CN103557905A (en) | 2014-02-05 |
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