CN204758465U - Double -barrelled column structure inductance probe - Google Patents
Double -barrelled column structure inductance probe Download PDFInfo
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- CN204758465U CN204758465U CN201520409691.0U CN201520409691U CN204758465U CN 204758465 U CN204758465 U CN 204758465U CN 201520409691 U CN201520409691 U CN 201520409691U CN 204758465 U CN204758465 U CN 204758465U
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Abstract
The utility model provides a double -barrelled column structure inductance probe, including first measurement test block, the test block is measured to the second, first probe rod, the second probe rod, the terminal is kept apart to transitional coupling pipe and glass sintering, connect above -mentioned part head and the tail in order, establishing ties, it is whole to form a confined, adopt the double -barrelled form of series connection form to measure the test block structure, meet the corrosion rate of export through two degree of depth of a probe ability simultaneous measurement at a probe, two degree of depth can customize, the measure the temperature function that can have a position simultaneously. The utility model discloses long and thin A corrosive environment such as specially adapted air cooling tube bank are being less than 3 meters within range because of the heat transfer reason makes the tube bank, and its range of temperature is great.
Description
Technical field
The utility model relates to Monitoring Corrosion device field, particularly a kind of concatenation type double tubular structure inductance probe.
Background technology
Measuring metal erosion with corrosion probe is a conventional corrosion monitoring technology, its ultimate principle is: pick out device by probe, corrosion probe is assigned into pipe interior from pipeline external, the measurement test piece of probe and tunnel synchronization are corroded, corrosion monitoring instrument is patched at probe tails, the Reducing thickness of on-line real time monitoring probe measurement test piece, thus calculate the corrosion rate of probe, when the material of probe measurement test piece is identical with tested pipeline material, the corrosion rate of the replacement tested pipeline be similar to the corrosion rate of probe.
A general probe only has one to measure test piece, that is, an installation site, uses a probe, can only measure a kind of corrosion of metal speed simultaneously; Or an installation site, the corrosion rate of a degree of depth can only be measured simultaneously.There are some two probe techniques for this reason, a corrosion probe measures test piece for integrated 2, thus the corrosion rate of two test pieces can be measured an installation site simultaneously, substantially increase efficiency, also save cost.
Although existing double tubular inductance probe is also a closed entirety, but its tubulose measures test piece one and tubulose measures test piece two chain intermittent weld in the end of probe body, the feature of this spline structure is: double tubular test piece is arranged side by side, and structure is thicker, is not suitable for being applied in slim pipe diameter passage; In addition, measure test piece for two and be in same depth location, the corrosion rate of two degree of depth can not be measured an installation site simultaneously.And the corrosion environment resembled in the tube bank of heat interchanger air cooling, its tube bank caliber is thinner, because heat exchange makes temperature variation sharply, cause its corrosion rate difference in the depth range of only several meters just very large, so need the corrosion rate measuring its different depth, but because of the restriction of caliber and installing port, in an air cooling tube bank, can only apply and there is single test piece tubulose corrosion probe that a single tubular measures test piece, the corrosion rate of a degree of depth can only be measured simultaneously.
Utility model content
The utility model is measured test pieces two and is connected into a closed entirety, compared with measuring test piece tubulose corrosion probe with list, when caliber is not thicker, two can be had to measure test piece, and two measurement test pieces can be distributed to the different degree of depth, use a two test piece data acquisition unit, just can measure the corrosion rate of interior two different depths of tube bank simultaneously, to the corrosion in on-line real time monitoring similar heat interchanger air cooling pipe beam ring border, provide an effective instrument of facility.
The technical scheme adopted is:
A kind of double tubular structure inductance probe, comprises the first measurement test piece, second measures test piece, first probe rod, second probe rod, transitional connection pipe and twelve-core glass sintering isolation terminal, twelve-core glass sintering isolation terminal is fixedly consisted of glass sintering technology tainless terminal body and 12 B alloy wires, B alloy wire and tainless terminal body are by glass isolated insulation, and isolation terminal after sintering can the corrosion environment of high temperature resistant and high pressure, it is characterized in that: described first measures test piece, second measures test piece, first probe rod, second probe rod and transitional connection pipe are metallic conductor pipe, and first measures test piece, first probe rod, second measures test piece, second probe rod, transitional connection pipe is connected in turn with twelve-core glass sintering isolation terminal head and the tail, the entirety that series connection formation one is closed, and first measures test piece, second measures test piece, first probe rod, the inner chamber that second probe rod and transitional connection pipe inside are offered communicates with each other, for placing lead-in wire, compensate test piece and potting heat conductive insulating insulation rubber, first left end measuring test piece welds with the right-hand member of the first probe rod, the left end of the first probe rod welds with the second right-hand member measuring test piece, second left end measuring test piece welds with the right-hand member of the second probe rod, the left end of the second probe rod welds with the right-hand member of transitional connection pipe, and the left end of transitional connection pipe welds with the right-hand member of twelve-core glass sintering isolation terminal,
Described first inner chamber measuring test piece is equiped with the first compensation test piece, and the second inner chamber measuring test piece is equiped with the second compensation test piece, and the first right-hand member measuring test piece is closed cecum.In the inner chamber be communicated with, the left end that test piece measured by the connection terminal and second of twelve-core glass sintering isolation terminal is connected with going between, and the left end that the right-hand member and first of the second measurement test piece measures test piece is connected by the first probe rod; First right-hand member compensating test piece welds with the first cecum measuring test piece right-hand member; The right-hand member that first left end and second compensating test piece compensates test piece is connected with going between; Second compensates the left end of test piece is connected with going between with another connection terminal of twelve-core glass sintering isolation terminal.Instrument applies electric current by this loop, and the first measurement test piece, second is measured in test piece, the first compensation test piece, the second compensation test piece all has identical electric current to flow through.
Test piece is measured in described the first measurement test piece, second, the first compensation test piece is all drawn a lead-in wire with the second two ends compensating test piece and is connected respectively with other eight connection terminals of twelve-core glass sintering isolation terminal, for measuring the both end voltage that test piece is measured in the first measurement test piece, second, the first compensation test piece and second compensates test piece respectively.
The vacant two core terminals of twelve-core glass sintering isolation terminal are used for the expansion of probe function, as by inner integrated installation platinum resistive element, and can the temperature of synchro measure probe present position.
Described the first measurement test piece, second is measured in the inner cavity offered of test piece, the first probe rod, the second probe rod and transitional connection pipe and is filled with potting heat conductive insulating insulation rubber, plays insulation isolation, fixed support and sealing.
Current signal enters through a terminal of twelve-core glass sintering isolation terminal, causes the left end of the second measurement test piece through metal lead wire; The left end of right-hand member through the second probe rod to the first measurement test piece of test piece is measured from second; The right-hand member of test piece is compensated through the first right-hand member to the first measuring test piece; The left end of test piece is compensated through causing the right-hand member of the second compensation test piece from first; The left end of test piece to cause twelve-core glass sintering isolation terminal another terminal through metal lead wire is compensated, final extracted current signal through second.
The utility model has the advantage of:
1. on a probe body, with cascade, distribute two tubuloses of front and back measure test pieces, can the corrosion rate of synchro measure two depth locations;
2. measure test piece series connection for two, compared with single tubular test piece corrosion probe, do not increase the external diameter of probe body, make two test piece probe can be applied to the tube bank environment of pipe with small pipe diameter;
3. all conducting of corrosion probe is all implemented in probe rod, and the modes that are firmly tightly connected such as welding are passed through, an integrated totally enclosed entirety in whole probe outside, simple and practical.
Accompanying drawing explanation
Fig. 1: structural representation of the present utility model.
Fig. 2: heat interchanger air cooling pipe beam ring border application example.
Fig. 3: existing double tubular measures test piece corrosion probe schematic diagram.
Fig. 4: existing single test piece corrosion probe schematic diagram.
Embodiment
In Fig. 3, two tubuloses of existing double tubular measurement test piece corrosion probe measure test pieces 1 and tubulose measures test piece 2 10 chain intermittent weld in the end of probe body; In Fig. 4, the tubulose of existing single test piece corrosion probe measures the end that test piece 11 is welded on probe body.
Below in conjunction with accompanying drawing, utility model is further described.
A kind of double tubular structure inductance probe, comprises the first measurement test piece 1, second measures test piece 2, first probe rod 3, second probe rod 4, transitional connection pipe 5 and twelve-core glass sintering isolation terminal 6, twelve-core glass sintering isolation terminal 6 is fixedly consisted of glass sintering technology tainless terminal body and 12 B alloy wires, B alloy wire and tainless terminal body are by glass isolated insulation, and described first measures test piece 1, second measures test piece 2, first probe rod 3, second probe rod 4 and transitional connection pipe 5 are metallic conductor pipe, and first measures test piece 1, first probe rod 3, second measures test piece 2, second probe rod 4, transitional connection pipe 5 is connected in turn with twelve-core glass sintering isolation terminal 6 head and the tail, the entirety that series connection formation one is closed, and first measures test piece 1, second measures test piece 2, first probe rod 3, the inner chamber that second probe rod 4 and transitional connection pipe 5 inside are offered communicates with each other, first left end measuring test piece 1 welds with the right-hand member of the first probe rod 3, the left end of the first probe rod 3 welds with the second right-hand member measuring test piece 2, second left end measuring test piece 2 welds with the right-hand member of the second probe rod 4, the left end of the second probe rod 4 welds with the right-hand member of transitional connection pipe 5, and the left end of transitional connection pipe 5 welds with the right-hand member of twelve-core glass sintering isolation terminal 6,
Described first inner chamber measuring test piece 1 is equiped with inner chamber that the first compensation test piece 7, second measures test piece 2, and to be equiped with the right-hand member that the second compensation test piece 8, first measures test piece 1 be closed cecum, in the inner chamber be communicated with, the left end that test piece 2 measured by the connection terminal and second of twelve-core glass sintering isolation terminal 6 is connected with going between, the left end that second right-hand member and first measuring test piece 2 measures test piece 1 is connected by the first probe rod, the cecum that first right-hand member and first compensating test piece 7 measures test piece 1 right-hand member welds, the right-hand member that first left end and second compensating test piece 7 compensates test piece 8 is connected with going between, second compensates the left end of test piece 8 is connected with going between with another connection terminal of twelve-core glass sintering isolation terminal 6, described first measures test piece 1, second measures test piece 2, first compensation test piece 7 is all drawn a lead-in wire with the second two ends compensating test piece 8 and is connected respectively with other eight connection terminals of twelve-core glass sintering isolation terminal 6.
Potting heat conductive insulating insulation rubber can be filled with in the cavity that the first described measurement test piece 1, second measurement test piece 2, first probe rod 3, second probe rod 4 and transitional connection pipe 5 inside are offered.
Claims (2)
1. a double tubular structure inductance probe, comprise the first measurement test piece (1), second measures test piece (2), first probe rod (3), second probe rod (4), transitional connection pipe (5) and twelve-core glass sintering isolation terminal (6), twelve-core glass sintering isolation terminal (6) is fixedly consisted of glass sintering technology tainless terminal body and 12 B alloy wires, B alloy wire and tainless terminal body are by glass isolated insulation, it is characterized in that: described first measures test piece (1), second measures test piece (2), first probe rod (3), second probe rod (4) and transitional connection pipe (5) are metallic conductor pipe, first measures test piece (1), first probe rod (3), second measures test piece (2), second probe rod (4), transitional connection pipe (5) is connected in turn with twelve-core glass sintering isolation terminal (6) head and the tail, the entirety that series connection formation one is closed, and first measures test piece (1), second measures test piece (2), first probe rod (3), the inner chamber that second probe rod (4) and transitional connection pipe (5) inside are offered communicates with each other, first left end measuring test piece (1) welds with the right-hand member of the first probe rod (3), the right-hand member that the left end and second of the first probe rod (3) measures test piece (2) welds, second left end measuring test piece (2) welds with the right-hand member of the second probe rod (4), the left end of the second probe rod (4) welds with the right-hand member of transitional connection pipe (5), the left end of transitional connection pipe (5) welds with the right-hand member of twelve-core glass sintering isolation terminal (6),
Described first inner chamber measuring test piece (1) is equiped with the first compensation test piece (7), and the second inner chamber measuring test piece (2) is equiped with the second compensation test piece (8), and the first right-hand member measuring test piece (1) is closed cecum, in the inner chamber be communicated with, the left end that test piece (2) measured by the connection terminal and second of twelve-core glass sintering isolation terminal (6) is connected with going between, the left end that second right-hand member and first measuring test piece (2) measures test piece (1) is connected by the first probe rod, the cecum that first right-hand member and first compensating test piece (7) measures test piece (1) right-hand member welds, the right-hand member that first left end and second compensating test piece (7) compensates test piece (8) is connected with going between, second left end compensating test piece (8) is connected with going between with another connection terminal of twelve-core glass sintering isolation terminal (6), described first measures test piece (1), second measures test piece (2), first compensation test piece (7) is all drawn a lead-in wire with the second two ends compensating test piece (8) and is connected respectively with other eight connection terminals of twelve-core glass sintering isolation terminal (6).
2. according to a kind of double tubular structure inductance probe according to claim 1, it is characterized in that: in the cavity that the first described measurement test piece (1), the second measurement test piece (2), the first probe rod (3), the second probe rod (4) and transitional connection pipe (5) inside are offered, be filled with potting heat conductive insulating insulation rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520409691.0U CN204758465U (en) | 2015-06-15 | 2015-06-15 | Double -barrelled column structure inductance probe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520409691.0U CN204758465U (en) | 2015-06-15 | 2015-06-15 | Double -barrelled column structure inductance probe |
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| CN204758465U true CN204758465U (en) | 2015-11-11 |
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| CN201520409691.0U Active CN204758465U (en) | 2015-06-15 | 2015-06-15 | Double -barrelled column structure inductance probe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931413A (en) * | 2015-06-15 | 2015-09-23 | 沈阳中科韦尔腐蚀控制技术有限公司 | Inductance probe with double-tube-shaped structure |
-
2015
- 2015-06-15 CN CN201520409691.0U patent/CN204758465U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931413A (en) * | 2015-06-15 | 2015-09-23 | 沈阳中科韦尔腐蚀控制技术有限公司 | Inductance probe with double-tube-shaped structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |