CN103134417A - High-temperature dynamic strain meter - Google Patents
High-temperature dynamic strain meter Download PDFInfo
- Publication number
- CN103134417A CN103134417A CN2011103766288A CN201110376628A CN103134417A CN 103134417 A CN103134417 A CN 103134417A CN 2011103766288 A CN2011103766288 A CN 2011103766288A CN 201110376628 A CN201110376628 A CN 201110376628A CN 103134417 A CN103134417 A CN 103134417A
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- dynamic strain
- high temperature
- alloy layer
- strain meter
- temperature dynamic
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Abstract
The invention discloses a high-temperature dynamic strain meter. The high-temperature dynamic strain meter comprises a sensitive grid, an adhesive, a transitional alloy layer, a protective layer and a lead, wherein the sensitive grid is adhered to the transitional alloy layer through the adhesive; the protective layer is located outside the adhesive; the lead is located at the terminal end of the sensitive grid; the transitional alloy layer is tightly connected to a measured metal matrix; the adhesive is capable of resisting to a high temperature of 1000 DEG C; the main components of the adhesive is Al(H2PO4)3 with the mass ratio of 22% by concentration and other added substances; and the other added substances include Cr2O3, Al2O3, SiO2, CrO3 and H2O. The high-temperature dynamic strain meter has the advantages of being capable of resisting to the high temperature of 1000 DEG C, convenient to use, wide in application range, nontoxic, corrosion-free and incombustible, and can be used in the mechanical industry, the electronic industry, the aviation industry, the aerospace process, the nuclear industry and the chemical engineering industry.
Description
Technical field
The present invention relates to high temperature dynamic strain field of measuring technique, a kind of high temperature dynamic strain meter is provided especially.
Background technology
High temperature dynamic strain meter technology is the topmost technological means of parts mechanical behavior of research working temperature more than 800 ℃.
Present strain electrical measurement probe temperature is mostly below 300 ℃, and higher than the high temperature strain measurement field more than 300 ℃, data are inaccurate, directly affect measuring accuracy.
Summary of the invention
Purpose of the present invention is in order to realize the accuracy of high temperature east strain measurement, and the spy provides a kind of high temperature dynamic strain meter.
The invention provides a kind of high temperature dynamic strain meter, it is characterized in that: described high temperature dynamic strain meter comprises sensitive grid 1, bonding agent 2, transition alloy layer 3, protective seam 4, lead-in wire 6;
Wherein: sensitive grid 1 is bonded on transition alloy layer 3 by bonding agent 2, and protective seam 4 is positioned at the outside of bonding agent 2, the end that lead-in wire 6 is positioned at sensitive grid 1, and transition alloy layer 3 closely is connected with tested Metal Substrate 5;
Cementing agent 2 can anti-1000 ℃ of high temperature, and the principal ingredient of cementing agent 2 is that mass ratio is the Al (H of 22% concentration
2PO
4)
3With other fillings, other fillings comprise: Cr
2O
3, Al
2O
3, SiO
2, CrO
3And H
2O, transition alloy layer 3 can transmit strain and play the transition bonding effect.
In described cementing agent 2, mass ratio is the Al (H of 22% concentration
2PO
4)
3, Cr
2O
3, Al
2O
3, SiO
2, CrO
3And H
2The mass ratio of O is, 25:0.5:4:15:
2:18.
Described transition alloy layer 3 can have good transmission strain function under 1000 ℃ of environmental baselines, and repeatability is good.
Advantage of the present invention:
High temperature dynamic strain meter of the present invention can be high temperature resistant 1000 ℃, easy to use, applied widely, nontoxic, without corrosion, do not burn, and can be used for mechanical industry, electronics industry, aircraft industry, aerospace processing, nuclear industry, chemical engineering industry.
Description of drawings
The present invention is further detailed explanation below in conjunction with drawings and the embodiments:
Fig. 1 is high temperature dynamic strain meter structural representation.
Embodiment
Embodiment 1
The present embodiment provides a kind of high temperature dynamic strain meter, it is characterized in that: described high temperature dynamic strain meter comprises sensitive grid 1, bonding agent 2, transition alloy layer 3, protective seam 4, lead-in wire 6;
Wherein: sensitive grid 1 is bonded on transition alloy layer 3 by bonding agent 2, and protective seam 4 is positioned at the outside of bonding agent 2, the end that lead-in wire 6 is positioned at sensitive grid 1, and transition alloy layer 3 closely is connected with tested Metal Substrate 5;
Cementing agent 2 can anti-1000 ℃ of high temperature, and the principal ingredient of cementing agent 2 is that mass ratio is the Al (H of 22% concentration
2PO
4)
3With other fillings, other fillings comprise: Cr
2O
3, Al
2O
3, SiO
2, CrO
3And H
2O, transition alloy layer 3 can transmit strain and play the transition bonding effect.
In described cementing agent 2, mass ratio is the Al (H of 22% concentration
2PO
4)
3, Cr
2O
3, Al
2O
3, SiO
2, CrO
3And H
2The mass ratio of O is, 25:0.5:4:15:
2:18.
Described transition alloy layer 3 can have good transmission strain function under 1000 ℃ of environmental baselines, and repeatability is good.
Claims (3)
1. high temperature dynamic strain meter is characterized in that: described high temperature dynamic strain meter comprises sensitive grid (1), bonding agent (2), transition alloy layer (3), protective seam (4), lead-in wire (6);
Wherein: sensitive grid (1) is bonded on transition alloy layer (3) by bonding agent (2), protective seam (4) is positioned at the outside of bonding agent (2), lead-in wire (6) is positioned at the end of sensitive grid (1), and transition alloy layer (3) closely is connected with tested Metal Substrate (5);
Cementing agent (2) can anti-1000 ℃ of high temperature, and the principal ingredient of cementing agent (2) is that mass ratio is the Al (H of 22% concentration
2PO
4)
3With other fillings, other fillings comprise: Cr
2O
3, Al
2O
3, SiO
2, CrO
3And H
2O。
2. according to high temperature dynamic strain meter claimed in claim 1, it is characterized in that: in described cementing agent (2), mass ratio is the Al (H of 22% concentration
2PO
4)
3, Cr
2O
3, Al
2O
3, SiO
2, CrO
3And H
2The mass ratio of O is, 25:0.5:4:15:
2:18.
3. according to high temperature dynamic strain meter claimed in claim 1, it is characterized in that: described transition alloy layer (3) can have good transmission strain function under 1000 ℃ of environmental baselines, and repeatability is good.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103766288A CN103134417A (en) | 2011-11-24 | 2011-11-24 | High-temperature dynamic strain meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103766288A CN103134417A (en) | 2011-11-24 | 2011-11-24 | High-temperature dynamic strain meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103134417A true CN103134417A (en) | 2013-06-05 |
Family
ID=48494570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103766288A Pending CN103134417A (en) | 2011-11-24 | 2011-11-24 | High-temperature dynamic strain meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103134417A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104062048A (en) * | 2014-05-15 | 2014-09-24 | 浙江工业大学 | Load sensor under high-pressure hydrogen environment |
| CN105908142A (en) * | 2016-04-15 | 2016-08-31 | 大连交通大学 | High-temperature thin film strain gauge and manufacturing method thereof |
| CN111303773A (en) * | 2019-12-10 | 2020-06-19 | 中航电测仪器股份有限公司 | Inorganic high-temperature patch adhesive material and preparation method thereof |
| CN112595394A (en) * | 2020-12-07 | 2021-04-02 | 锐马（福建）电气制造有限公司 | Tangential arc strain gauge, radial strain gauge and supporting leg weighing sensor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85100057A (en) * | 1985-04-01 | 1986-07-23 | 清华大学 | High-temperature strain sustainable adhesive |
| CN85104178A (en) * | 1985-09-28 | 1987-04-08 | 成都科技大学 | A kind of high temperature grid base bended strain ga(u)ge and using method thereof |
| CN2777522Y (en) * | 2005-03-22 | 2006-05-03 | 中国航天科技集团公司第一研究院第七○二研究所 | Double plate self-compensation strain sensor |
| WO2007062813A1 (en) * | 2005-12-01 | 2007-06-07 | Hottinger Baldwin Messtechnik Gmbh | Strain gauge |
| CN201003949Y (en) * | 2006-08-30 | 2008-01-09 | 中国航空工业第一集团公司沈阳发动机设计研究所 | A 900 degree dynamic strain gauge |
-
2011
- 2011-11-24 CN CN2011103766288A patent/CN103134417A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85100057A (en) * | 1985-04-01 | 1986-07-23 | 清华大学 | High-temperature strain sustainable adhesive |
| CN85104178A (en) * | 1985-09-28 | 1987-04-08 | 成都科技大学 | A kind of high temperature grid base bended strain ga(u)ge and using method thereof |
| CN2777522Y (en) * | 2005-03-22 | 2006-05-03 | 中国航天科技集团公司第一研究院第七○二研究所 | Double plate self-compensation strain sensor |
| WO2007062813A1 (en) * | 2005-12-01 | 2007-06-07 | Hottinger Baldwin Messtechnik Gmbh | Strain gauge |
| CN201003949Y (en) * | 2006-08-30 | 2008-01-09 | 中国航空工业第一集团公司沈阳发动机设计研究所 | A 900 degree dynamic strain gauge |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104062048A (en) * | 2014-05-15 | 2014-09-24 | 浙江工业大学 | Load sensor under high-pressure hydrogen environment |
| CN104062048B (en) * | 2014-05-15 | 2016-06-29 | 浙江工业大学 | Load transducer under high pressure hydrogen environment |
| CN105908142A (en) * | 2016-04-15 | 2016-08-31 | 大连交通大学 | High-temperature thin film strain gauge and manufacturing method thereof |
| CN105908142B (en) * | 2016-04-15 | 2018-08-14 | 大连交通大学 | A kind of high temperature film strain gauge and preparation method thereof |
| CN111303773A (en) * | 2019-12-10 | 2020-06-19 | 中航电测仪器股份有限公司 | Inorganic high-temperature patch adhesive material and preparation method thereof |
| CN112595394A (en) * | 2020-12-07 | 2021-04-02 | 锐马（福建）电气制造有限公司 | Tangential arc strain gauge, radial strain gauge and supporting leg weighing sensor |
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Application publication date: 20130605 |