CN112179946A - Main flange of detector of assembled double-electrode zirconia oxygen analyzer - Google Patents
Main flange of detector of assembled double-electrode zirconia oxygen analyzer Download PDFInfo
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- CN112179946A CN112179946A CN202011028229.8A CN202011028229A CN112179946A CN 112179946 A CN112179946 A CN 112179946A CN 202011028229 A CN202011028229 A CN 202011028229A CN 112179946 A CN112179946 A CN 112179946A
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- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 title claims abstract description 155
- 239000001301 oxygen Substances 0.000 title claims abstract description 23
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 23
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 239000011521 glass Substances 0.000 claims abstract description 38
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 15
- 239000000919 ceramic Substances 0.000 claims abstract description 9
- 238000002955 isolation Methods 0.000 claims abstract description 5
- 238000005245 sintering Methods 0.000 claims description 10
- 239000010431 corundum Substances 0.000 claims description 7
- 229910052593 corundum Inorganic materials 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 4
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- ISSXKNWTCLRPJY-UHFFFAOYSA-N O.O.[O-2].[Zr+4].[O-2] Chemical compound O.O.[O-2].[Zr+4].[O-2] ISSXKNWTCLRPJY-UHFFFAOYSA-N 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- JUWSSMXCCAMYGX-UHFFFAOYSA-N gold platinum Chemical compound [Pt].[Au] JUWSSMXCCAMYGX-UHFFFAOYSA-N 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measuring Oxygen Concentration In Cells (AREA)
Abstract
The invention discloses a main flange of an assembled double-electrode zirconia oxygen analyzer detector, which comprises a center seat, a zirconia isolation sleeve, a main flange seat, a zirconia sensor assembly, a spring electrode, a ceramic check ring, connecting screw rods, a middle flange, connecting nuts, a glass tube, a resistance heater, a baffle plate, connecting screws and nickel wires, wherein the center seat and the zirconia isolation sleeve are positioned in an inner space, a plurality of groups of connecting screw rods are arranged in the main flange seat and distributed in an annular array, one end of each connecting screw rod, which is back to the main flange seat, is sleeved with three groups of connecting nuts, one end, which is back to the main flange seat, of each connecting nut is inserted into the middle flange, the glass tube is positioned between the middle flange and the main flange seat, and the left end of the glass tube extends into the right side of the middle flange. This assembled bipolar electrode zirconia oxygen content analyzer detector main flange has reliable electrical property, and convenient assembling is nimble, is fit for generally using widely.
Description
Technical Field
The invention belongs to the technical field of high-temperature flue gas analysis instruments, and particularly relates to a main flange of a detector of an assembled double-electrode zirconia oxygen analyzer.
Background
The zirconium oxide oxygen analyzer is a novel oxygen analyzer developed in recent years. Its sensitive probe can be directly inserted into flue to make detection, so that it has the characteristics of simple structure, high accuracy and quick response to oxygen content change. Are widely used to measure the oxygen content of flue gases in various boilers and kilns. In addition, it can be conveniently matched with a regulator to form a closed-loop oxygen control system, and can implement low-oxygen combustion control, so that the goals of saving energy source and reducing environmental pollution are reached.
The main flange components are sintered at high temperature and are connected into a whole, and then the main flange components enter a detector assembly; practice has shown that such high-temperature sintering of the piece concerned has qualitatively irreversible quality phenomena, which, if a poor insulation after sintering occurs, means that the whole piece is scrapped.
Disclosure of Invention
The invention aims to provide a main flange of a detector of an assembled double-electrode zirconia oxygen analyzer, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a main flange of an assembled double-electrode zirconia oxygen analyzer detector comprises a center seat, a zirconia spacer sleeve, a main flange seat, a zirconia sensor assembly, a spring electrode, a ceramic retainer ring, connecting screw rods, a middle flange, connecting nuts, a glass tube, a resistance heater, a baffle, connecting screws and nickel wires, wherein the center seat and the zirconia spacer sleeve are positioned in an inner space, a plurality of groups of connecting screw rods are arranged inside the main flange seat and distributed in an annular array, one end of each connecting screw rod, which is back to the main flange seat, is sleeved with three groups of connecting nuts, one end of each connecting nut, which is back to the main flange seat, is inserted into the middle flange, the glass tube is positioned between the middle flange and the main flange seat, the left end of the glass tube extends into the right side of the middle flange, and the right end of the glass tube is inserted into the left side of the center seat in the main flange seat, the resistance heater is located the glass pipe outside, main flange seat right side interpolation is equipped with zirconia sensor assembly, the outside cover of zirconia sensor assembly is equipped with spring electrode and ceramic retaining ring, the baffle is located zirconia sensor assembly right-hand member, zirconia sensor assembly and baffle pass through connecting screw and main flange seat fixed.
Preferably, the profile of center seat is the cylinder, it has the silk patchhole to open on the terminal surface of center seat left end, the inside left chamber of seat that is in center seat left side, center seat middle part is a middle chamber, center seat right side is a right chamber, the nickel silk inserts inside the silk patchhole.
Preferably, the profile of the zirconia spacer sleeve is cup-shaped, an annular through opening is formed in the end face, facing the baffle, of the zirconia spacer sleeve, and the profile of the annular through opening is circular.
Preferably, the contour of the main flange seat is circular, an outer flange edge is arranged on the outer circle part of the main flange seat, threads are arranged on the outer flange edge, back to the outer circle part of the main flange seat on one side of the connecting screw rod, the inner space of the main flange seat is divided into four parts, namely a first flange cavity, a second flange cavity, a third flange cavity and a fourth flange cavity, wherein the first flange cavity is positioned on the left side, the second flange cavity is positioned on the right side of the first flange cavity, the third flange cavity is positioned on the right side of the second flange cavity, the fourth flange cavity is positioned on the right side of the third flange cavity, the diameter of the third flange cavity is larger than that of the second flange cavity, the diameter of the fourth flange cavity is larger than that of the third flange cavity, and the diameter of the first flange cavity is the same as that of the fourth flange cavity;
the end face, facing the connecting screw, of the main flange seat is provided with a rod hole, flange threaded holes are formed in the surface, facing away from the connecting screw, of the main flange seat, a plurality of groups of the rod holes and the flange threaded holes are arranged, the plurality of groups of the flange threaded holes and the rod holes are distributed in an annular array mode, and one end, facing away from the middle flange, of the connecting screw is inserted into the rod hole.
Preferably, the profile of zirconia sensor subassembly is the test tube shape, zirconia sensor subassembly outside is equipped with the sensor and inserts the end anodal, the inside sensor that is equipped with of zirconia sensor subassembly inserts the end negative pole, be equipped with corundum sintering articulamentum on the excircle part of its semi-circular portion's of zirconia sensor subassembly one end dorsad, corundum sintering articulamentum outside cover is equipped with the sensor go-between, it has the recess to open on connecting screw's the terminal surface to the sensor go-between, the inside nickel sealing ring that is equipped with of recess of sensor go-between, the outside division of sensor go-between has the connecting ring hole, the connecting ring hole is equipped with that a plurality of groups all is ring array and distributes.
Preferably, the glass tube is of a circular tubular structure in outline, the resistance heater is sleeved and fixed on the outer side of the glass tube, the middle flange is of a disc shape in outline, a circular opening is formed in the end face, facing the glass tube, of the middle flange, the left end of the glass tube extends into the opening, facing the end face of the glass tube, of the middle flange, and the right end of the glass tube is inserted into the left cavity of the seat on the left side of the center seat.
Preferably, the zirconia spacer sleeve is located inside the first cavity of the flange in the main flange seat, the center seat is located in the inner space of the zirconia spacer sleeve, the spring electrode is located inside the right cavity of the seat, the spring electrode sleeve is arranged outside the zirconia sensor assembly, the zirconia sensor assembly passes through the middle cavity of the seat and the ring-through hole, the sensor connecting ring left side of the zirconia sensor assembly is located inside the third cavity of the flange in the main flange seat, the nickel sealing ring of the zirconia sensor assembly is pressed on the end surface of the fourth cavity of the flange, and the spring electrode passes through the connecting ring hole of the zirconia sensor assembly and the through hole in the baffle plate to enter the flange threaded hole in the main flange seat.
As a further scheme of the invention, the connecting screw rods are inserted and fixed in the main flange seat, the connecting screw rods and the main flange seat are fixed in a welding manner, three groups of connecting nuts are sleeved on the left side of the connecting screw rods, one group of connecting nuts is sleeved on the connecting screw rod on the left side of the middle flange, and two groups of connecting nuts are sleeved on the connecting screw rod on the right side of the middle flange.
The invention has the technical effects and advantages that: the main flange component forms a double electrode by dividing the main flange into two parts by a zirconia spacer bush and insulating the two parts from each other, and the main flange double electrodes have excellent insulating property at high temperature due to the high-temperature characteristic of zirconia materials; compared with the prior art that the original integral sintering type double-electrode main flange is disassembled into the assembling type double-electrode main flange, the original quartz material sintering layer is separated from the solid body and independently sintered into a quartz material forming part, and after the main flange is assembled by adopting an assembling method, in order to ensure the positioning and fixing of all parts after assembling, the invention designs a set of positioning and fixing structure for ensuring the assembling parts by matching and applying a closing force system principle.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a zirconium oxide sensor assembly, a spring electrode and a ceramic retainer ring of the present invention in a removed state;
FIG. 3 is a schematic view of the center seat structure of the present invention;
FIG. 4 is a schematic view of the structure of the zirconia isolation sleeve of the present invention;
FIG. 5 is a schematic view of a main flange seat of the present invention;
FIG. 6 is a schematic view of the assembled structure of the center seat, the zirconia spacer sleeve and the main flange seat of the present invention;
FIG. 7 is a schematic structural view of a zirconia oxide sensor assembly of the present invention.
In the figure: 1 central seat, 101 wire insertion holes, 102 left cavities, 103 middle cavities, 104 right cavities, 2 zirconia spacer sleeves, 201 ring through holes, 3 main flange seats, 301 flange threaded holes, 302 flange second cavities, 303 flange third cavities, 304 flange fourth cavities, 305 flange outer edges, 306 flange first cavities, 307 rod holes, 4 zirconia sensor components, 401 sensor insertion end anodes, 402 sensor insertion end cathodes, 403 corundum sintered connecting layers, 404 sensor connecting rings, 405 nickel sealing rings, 406 connecting ring holes, 5 spring electrodes, 6 ceramic check rings, 7 connecting screws, 8 middle flanges, 9 connecting nuts, 10 glass tubes, 11 resistance heaters, 12 baffle plates, 13 connecting screws and 14 nickel wires.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a main flange of an assembled double-electrode zirconia oxygen analyzer detector as shown in figures 1-7, which comprises a central seat 1, a zirconia spacer sleeve 2, a main flange seat 3, a zirconia sensor component 4, a spring electrode 5, a ceramic retainer ring 6, a connecting screw 7, an intermediate flange 8, a connecting nut 9, a glass tube 10, a resistance heater 11, a baffle plate 12, a connecting screw 13 and a nickel wire 14, wherein the central seat 1 and the zirconia spacer sleeve 2 are both positioned in the inner space of the central seat 3, a plurality of groups of connecting screws 7 are arranged in the main flange seat 3, the plurality of groups of connecting screws 7 are distributed in an annular array, one end of the connecting screw 7, which is back to the main flange seat 3, is sleeved with three groups of connecting nuts 9, one end of the connecting nut 9, which is back to the main flange seat 3, is inserted into the intermediate flange 8, the glass tube 10 is positioned between the intermediate flange 8 and the main flange seat 3, inside glass pipe 10 left end stretched into 8 right sides of intermediate flange, inside the 1 left sides of center seat in the main flange seat 3 was inserted to glass pipe 10 right-hand member, resistance heater 11 was located glass pipe 10 outsidely, 3 right side interpolation of main flange seat are equipped with zirconia sensor assembly 4, the outside cover of zirconia sensor assembly 4 is equipped with spring electrode 5 and ceramic retaining ring 6, baffle 12 is located 4 right-hand members of zirconia sensor assembly, zirconia sensor assembly 4 and baffle 12 are fixed with main flange seat 3 through connecting screw 13.
Specifically, the profile of center seat 1 is the cylinder, it has silk patchhole 101 to open on the terminal surface of center seat 1 left end, the inside left side chamber 102 that is of center seat 1 left side, the middle part of center seat 1 is a seat middle chamber 103, the right side of center seat 1 is a seat right chamber 104, nickel silk 14 inserts inside silk patchhole 101, center seat 1 is used for bearing glass pipe 10.
Specifically, the profile of the zirconia spacer sleeve 2 is cup-shaped, an annular through hole 201 is formed in the end face, facing the baffle 12, of the zirconia spacer sleeve 2, the profile of the annular through hole 201 is circular, and the zirconia spacer sleeve 2 is used for supporting the center seat 1.
Specifically, the contour of the main flange seat 3 is circular, the outer circle portion of the main flange seat 3 is provided with a flange outer edge 305, the outer circle part of the main flange seat 3 at the side of the flange outer edge 305 back to the connecting screw 7 is provided with threads, the inner space of the main flange seat 3 is divided into four parts, namely a flange first cavity 306, a flange second cavity 302, a flange third cavity 303 and a flange fourth cavity 304, the flange first cavity 306 is located on the left side, the flange second cavity 302 is located on the right side of the flange first cavity 306, the flange third cavity 303 is located to the right of the flange second cavity 302, the flange fourth cavity 304 is located to the right of the flange third cavity 303, the diameter of the flange third cavity 303 is larger than that of the flange second cavity 302, the diameter of the flange fourth cavity 304 is larger than that of the flange third cavity 303, the diameter of the flange first cavity 306 is the same as the diameter of the flange fourth cavity 304;
the end face, facing the connecting screw 7, of the main flange seat 3 is provided with a rod hole 307, flange threaded holes 301 are formed in the surface, facing away from the connecting screw 7, of the main flange seat 3, a plurality of groups of the rod holes 307 and the flange threaded holes 301 are arranged, the flange threaded holes 301 and the rod holes 307 of the plurality of groups are distributed in an annular array mode, one end, facing away from the middle flange 8, of the connecting screw 7 is inserted into the rod hole 307, and the main flange seat 3 is used for accommodating the center seat 1, the zirconium oxide isolation sleeve 2 and the main flange seat 3.
Specifically, the profile of zirconia sensor subassembly 4 is the test tube shape, zirconia sensor subassembly 4 outside is equipped with sensor and inserts positive pole 401, zirconia sensor subassembly 4 inside is equipped with sensor and inserts end negative pole 402, zirconia sensor subassembly 4 is equipped with corundum sintering articulamentum 403 on the excircle part of its semicircular part's one end dorsad, corundum sintering articulamentum 403 outside cover is equipped with sensor go-between 404, sensor go-between 404 is opened flutedly towards connecting screw 7's terminal surface, the inside nickel sealing ring 405 that is equipped with of sensor go-between 404 recess, sensor go-between 404 outside is opened there is link hole 406, link hole 406 is equipped with that a plurality of groups all are ring array and distributes, and sensor inserts end negative pole 402 and is connected with nickel silk 14.
Specifically, the contour of the glass tube 10 is a circular tubular structure, the resistance heater 11 is sleeved and fixed on the outer side of the glass tube 10, the contour of the intermediate flange 8 is disc-shaped, a circular opening is formed in the end face, facing the glass tube 10, of the intermediate flange 8, the left end of the glass tube 10 penetrates into the opening, facing the end face of the glass tube 10, of the intermediate flange 8, the right end of the glass tube 10 is inserted into the left seat cavity 102 on the left side of the center seat 1, and the edges of the two ends of the glass tube 10 are all subjected to fillet treatment.
Specifically, the zirconia spacer sleeve 2 is located inside the first flange cavity 306 of the main flange seat 3, the center seat 1 is located inside the zirconia spacer sleeve 2, the spring electrode 5 is located inside the seat right cavity 104, the spring electrode 5 is sleeved outside the zirconia sensor assembly 4, the zirconia sensor assembly 4 passes through the seat middle cavity 103 and the ring through opening 201, the left side of the sensor connecting ring 404 of the zirconia sensor assembly 4 is located inside the third flange cavity 303 of the main flange seat 3, the nickel sealing ring 405 of the zirconia sensor assembly 4 is pressed on the end face of the fourth flange cavity 304, and the spring electrode 5 passes through the connecting ring hole 406 of the zirconia sensor assembly 4 and the through hole in the baffle 12 to enter the inside of the flange threaded hole 301 of the main flange seat 3.
Specifically, connecting screw 7 inserts to establish and fixes inside main flange seat 3, connecting screw 7 and main flange seat 3 are fixed through the welded mode, connecting screw 7 left side all is equipped with three group's coupling nut 9 of overlapping, the cover is equipped with a set of coupling nut 9 on the left connecting screw 7 of intermediate flange 8, the cover is equipped with two sets of coupling nut 9 on the connecting screw 7 on intermediate flange 8 right side.
Specifically, after the 4 is inserted into the 3, the internal and external sintered platinum-gold main flanges 401 and 402 of the assembled double-electrode zirconia oxygen analyzer detector respectively contact with the associated parts of the 3, the 402 is welded with the 3 through 14, the 3 can be understood as the negative electrode of the sensor and is connected with the monitor shell, the 401 is elastically connected with the 3 through the compressibility of the 5, the positive potential signal is output through the 14 welded on the 1, and in the detector structure, the 3 not only plays a role of a platform for connecting and installing the detector main body and the sensor assembly, but also plays a role of ensuring the potential output of the internal and external electrodes of the zirconia sensor. Therefore, the contact parts of the electrodes 3 and 4 must be structurally separated by an insulating layer, and special process connection is performed under the technical requirement of ensuring insulation, because the detector of the oxygen analyzer of the zirconium oxide is inserted into high-temperature flue gas to work, the insulating layer must be sintered into a whole by using a high-temperature-resistant ceramic material and a stainless steel material which can conduct electricity and has a mark of 316L or more.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides an assembled bipolar electrode zirconia oxygen analyzer detector owner flange, includes center seat (1), zirconia spacer sleeve (2), main flange seat (3), zirconia sensor subassembly (4), spring electrode (5), ceramic retaining ring (6), connecting screw (7), flange (8), coupling nut (9), glass pipe (10), resistance heater (11), baffle (12), connecting screw (13) and nickel silk (14), its characterized in that: the center seat (1) and the zirconia spacer sleeve (2) are both located in the inner space of the main flange seat (3), a plurality of groups of connecting screw rods (7) are arranged in the main flange seat (3), the connecting screw rods (7) are distributed in an annular array, one end of each connecting screw rod (7) back to the main flange seat (3) is sleeved with three groups of connecting nuts (9), one end of each connecting nut (9) back to the main flange seat (3) is inserted into the middle flange (8), the glass tube (10) is located between the middle flange (8) and the main flange seat (3), the left end of the glass tube (10) stretches into the right side of the middle flange (8), the right end of the glass tube (10) is inserted into the left side of the center seat (1) in the main flange seat (3), the resistance heater (11) is located outside the glass tube (10), the zirconia sensor assembly (4) is inserted into the right side of the main flange seat (3), the sensor is characterized in that a spring electrode (5) and a ceramic check ring (6) are sleeved outside the zirconia sensor assembly (4), the baffle plate (12) is located at the right end of the zirconia sensor assembly (4), and the zirconia sensor assembly (4) and the baffle plate (12) are fixed with the main flange seat (3) through connecting screws (13).
2. An assembled two-electrode zirconia oxygen analyzer detector main flange as claimed in claim 1 wherein: the profile of center seat (1) is the cylinder, it has silk patchhole (101) to open on the terminal surface of center seat (1) left end, center seat (1) left side inside is a seat left side chamber (102), center seat (1) middle part is a seat middle chamber (103), center seat (1) right side is a seat right side chamber (104), nickel silk (14) insert inside silk patchhole (101).
3. An assembled two-electrode zirconia oxygen analyzer detector main flange as claimed in claim 1 wherein: the profile of the zirconia spacer sleeve (2) is cup-shaped, an annular through hole (201) is formed in the end face, facing the baffle (12), of the zirconia spacer sleeve (2), and the profile of the annular through hole (201) is circular.
4. An assembled two-electrode zirconia oxygen analyzer detector main flange as claimed in claim 1 wherein: the profile of the main flange seat (3) is circular, the outer circle part of the main flange seat (3) is provided with a flange outer edge (305), the flange outer edge (305) is back to the outer circle part of the main flange seat (3) on one side of the connecting screw rod (7) and is provided with threads, the inner space of the main flange seat (3) is divided into four parts, namely a flange first cavity (306), a flange second cavity (302), a flange third cavity (303) and a flange fourth cavity (304), the flange first cavity (306) is positioned on the left side, the flange second cavity (302) is positioned on the right side of the flange first cavity (306), the flange third cavity (303) is positioned on the right side of the flange second cavity (302), the flange fourth cavity (304) is positioned on the right side of the flange third cavity (303), the diameter of the flange third cavity (303) is larger than that of the flange second cavity (302), the diameter of the flange fourth cavity (304) is larger than that of the flange third cavity (303), and the diameter of the flange first cavity (306) is the same as that of the flange fourth cavity (304);
be equipped with pole hole (307) on the terminal surface of main flange seat (3) orientation connecting screw (7), open flange screw hole (301) on the surface of main flange seat (3) connecting screw (7) dorsad, pole hole (307) and flange screw hole (301) all are equipped with a plurality of groups, and a plurality of groups flange screw hole (301) and pole hole (307) all are the annular array and distribute, connecting screw (7) one end of middle flange (8) dorsad inserts inside pole hole (307).
5. An assembled two-electrode zirconia oxygen analyzer detector main flange as claimed in claim 1 wherein: the profile of zirconia sensor subassembly (4) is the test tube shape, zirconia sensor subassembly (4) outside is equipped with the sensor and inserts positive pole (401), zirconia sensor subassembly (4) inside is equipped with the sensor and inserts end negative pole (402), be equipped with corundum sintering articulamentum (403) on the excircle part of zirconia sensor subassembly (4) its semicircular part's one end dorsad, corundum sintering articulamentum (403) outside cover is equipped with sensor go-between (404), it has the recess to open on the terminal surface of sensor go-between (404) orientation connecting screw (7), the inside nickel sealing ring (405) that is equipped with of recess of sensor go-between (404), sensor go-between (404) outside is opened there is connecting ring hole (406), connecting ring hole (406) are equipped with that a plurality of groups all are annular array and distribute.
6. An assembled two-electrode zirconia oxygen analyzer detector main flange as claimed in claim 1 wherein: the profile of glass pipe (10) is circular tubular structure, resistance heater (11) cover is established and is fixed in the glass pipe (10) outside, the profile of center flange (8) is the disc, it has circular opening to open on the terminal surface of center flange (8) orientation glass pipe (10), the opening inside on the terminal surface of center flange (8) orientation glass pipe (10) is deepened to the center flange (8) left end, inside the left side chamber (102) of seat that the center seat (1) left side was inserted to glass pipe (10) right-hand member.
7. An assembled two-electrode zirconia oxygen analyzer detector main flange as claimed in claim 1 wherein: the zirconia spacer sleeve (2) is positioned inside a flange first cavity (306) in the main flange seat (3), the central seat (1) is positioned in the inner space of the zirconia isolation sleeve (2), the spring electrode (5) is positioned in the seat right cavity (104), the spring electrode (5) is sleeved outside the zirconia sensor component (4), the zirconia sensor component (4) penetrates through the seat middle cavity (103) and the annular penetrating port (201), the left side of the sensor connecting ring (404) of the zirconia sensor assembly (4) is positioned inside the flange third cavity (303) in the main flange seat (3), the nickel sealing ring (405) of the zirconia sensor component (4) is pressed on the end face of the flange fourth cavity (304), and the spring electrode (5) passes through a connecting ring hole (406) of the zirconium oxide sensor assembly (4) and a through hole in the baffle (12) and enters a flange threaded hole (301) in the main flange seat (3).
8. An assembled two-electrode zirconia oxygen analyzer detector main flange as claimed in claim 1 wherein: connecting screw rod (7) are inserted and are established and fix inside main flange seat (3), connecting screw rod (7) and main flange seat (3) are fixed through the welded mode, connecting screw rod (7) left side all is overlapped and is equipped with three set of coupling nut (9), the cover is equipped with a set of coupling nut (9) on connecting screw rod (7) on intermediate flange (8) left side, the cover is equipped with two sets of coupling nut (9) on connecting screw rod (7) on intermediate flange (8) right side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011028229.8A CN112179946A (en) | 2020-09-26 | 2020-09-26 | Main flange of detector of assembled double-electrode zirconia oxygen analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011028229.8A CN112179946A (en) | 2020-09-26 | 2020-09-26 | Main flange of detector of assembled double-electrode zirconia oxygen analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112179946A true CN112179946A (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011028229.8A Pending CN112179946A (en) | 2020-09-26 | 2020-09-26 | Main flange of detector of assembled double-electrode zirconia oxygen analyzer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113884650A (en) * | 2021-09-28 | 2022-01-04 | 中国原子能科学研究院 | Liquid metal oxygen measuring sensor and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113884650A (en) * | 2021-09-28 | 2022-01-04 | 中国原子能科学研究院 | Liquid metal oxygen measuring sensor and manufacturing method thereof |
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Application publication date: 20210105 |