CN104330188A - One-time over-temperature detecting method - Google Patents
One-time over-temperature detecting method Download PDFInfo
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- CN104330188A CN104330188A CN201410690202.3A CN201410690202A CN104330188A CN 104330188 A CN104330188 A CN 104330188A CN 201410690202 A CN201410690202 A CN 201410690202A CN 104330188 A CN104330188 A CN 104330188A
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Abstract
The invention provides a one-time over-temperature detecting method. The method comprises the following steps: getting a filler A and a filler B; pouring the filler A into an inner closed container; pouring the filler B into an outer closed container; arranging the inner closed container and the outer closed container by a mutual embedding and sleeving manner, wherein the inner closed container is manufactured from a material which is broken when the difference between the inner pressure and the outer pressure is beyond certain atmospheric pressure, and the inner closed container is broken when the outside temperature varies beyond the temperature limit; mixing the filler A with the filler B, and enabling permanent color changing; determining that the detected article reaches or exceeds the temperature as indicated by an one-time over-temperature detecting device when the one-time over-temperature detecting device suffers from obvious color change. With the adoption of the method, whether the article to be detected or the environment exceeds the temperature limit can be completely monitored within the valid period; in addition, the method is small in cost, applies to mass production and use, and is greatly convenient to the temperature monitoring of foods, drugs or agents and the like.
Description
Technical field
The invention belongs to temperature detection technical field, particularly relate to one and cross temperature detection method.
Background technology
A lot of food, medicine and reagent etc. have harsh requirement to insulation, will go bad or lose efficacy higher or lower than certain specified temp.And consumer when having bought them or before using them general all and do not know that whether they are because causing higher or lower than certain specified temp rotten or losing efficacy in production, transport, storage and sales process.The existing various minimum package having the digital display thermometer of memory function or temperature measuring device etc. all cannot accomplish each food of complete monitoring, medicine or reagent etc. within the effect phase.Therefore, need badly in the middle of prior art and a kind of novel technical scheme will solve this problem.
Summary of the invention
Technical matters to be solved by this invention is: provided a kind of disposable temperature detection method and device excessively, complete monitoring article to be measured or environment whether can exceed temperature limiting before the deadline, and cost is low, be applicable to producing in enormous quantities and use, bring great convenience to the monitoring temperature of food, medicine or reagent etc.
One is disposable crosses temperature detection method, it is characterized in that:
Step one, temperature according to required detection, choose fill first and fill second respectively;
Step 2, fill first is injected internal layer closed container;
Step 3, fill second is injected outer closed container;
Step 4, reagent is loaded after disposable excess temperature pick-up unit be put among article to be measured, if the change of remarkable color occurs disposable excess temperature pick-up unit, then show the temperature that article to be measured once met or exceeded this disposable excess temperature pick-up unit and indicate;
The temperature detected in described step one is for meet or exceed-30 DEG C ~ 25 DEG C from-40 DEG C, choose aqueous solution and air that fill first is ammonia and ethanol, wherein ammonia content is 27.4 ~ 80.9%, and ethanol content is 17.5 ~ 48.3%, chooses ethanolic solution and air that fill second is 1% phenolphthalein; Under the condition of-40 DEG C, in described step 2,5% of internal layer containment vessel volume injects fill first, and all the other are 1 atmospheric air; Under the condition of-40 DEG C, 10% of described step 3 ectomesoderm containment vessel volume injects fill second, and all the other are 1 atmospheric air; The volume of internal layer closed container is 1/27th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 2 atmospheric pressure;
The temperature detected in described step one is for meet or exceed 25 DEG C ~ 100 DEG C from 0 DEG C, and choosing fill first is water and air, and choosing fill second is anhydrous slufuric acid copper powders and air; Under the condition of 0 DEG C, in described step 2,5% of internal layer containment vessel volume injects water, and all the other are 0.7 ~ 1.9 atmospheric air; Under the condition of 0 DEG C, get 0.2 gram of anhydrous slufuric acid copper powders and inject outer closed container in described step 3, all the other are 1 atmospheric air; The volume of internal layer closed container is 1/4th or 1/27th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 1 atmospheric pressure;
The temperature detected in described step one is for meet or exceed 101 DEG C ~ 130 DEG C from 20 DEG C, choose fill first be containing 0.2% iron chloride and 5.5 ~ 48.4% calcium chloride water and air, choosing fill second is aqueous solution containing 0.1% potassium rhodanide and 70.0% lime chloride and air; Under the condition of 80 DEG C, in described step 2,5% of internal layer containment vessel volume injects fill first, and all the other are 1 atmospheric air; Under the condition of 80 DEG C, 10% of described step 3 ectomesoderm containment vessel volume injects fill second, and all the other are 1 atmospheric air; The volume of internal layer closed container is 1/27th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 2 atmospheric pressure;
In described step one, detected temperatures is for reach from 40 DEG C or lower than-30 DEG C ~ 0 DEG C, to choose calcium chloride water and air that fill first is 0 ~ 22.8%, and choosing fill second is anhydrous slufuric acid copper powders and air; Under the condition of 20 DEG C, in described step 2,95% of internal layer containment vessel volume injects fill first, and all the other are an atmospheric air; Under the condition of 20 DEG C, get 0.2 gram of fill second and inject outer closed container in described step 3, all the other are 1 atmospheric air; The volume of internal layer closed container is 1/4th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 2 atmospheric pressure;
In described step one, detected temperatures is for reach from 80 DEG C or lower than 0 DEG C ~ 60 DEG C, to choose aqueous solution and sulfur dioxide gas that fill first is 3.5% sulphuric dioxide, and choosing fill second is the glycerite and the air that contain 0.1% bromcresol purple; Under the condition of 70 DEG C, in described step 2,3 ~ 57% of internal layer containment vessel volume inject fill first, and all the other are 1.8 ~ 2.0 atmospheric sulphuric dioxide; Under the condition of 70 DEG C, 10% of described step 3 ectomesoderm containment vessel volume injects fill second, and all the other are 1.6 ~ 2.0 atmospheric air; The volume of internal layer closed container is 1/4th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 1 atmospheric pressure;
In described step one, detected temperatures is for reaching or lower than 60 DEG C ~ 130 DEG C, choosing fill first is 70.0% calcium chloride water, 0.05 gram of copper powder and air from 150 DEG C, and choosing fill second is nitrogen dioxide and dinitrogen tetroxide mixed gas; Under the condition of 150 DEG C, 60% injection fill first of the volume of internal layer closed container in described step 2, all the other are 2.0 atmospheric air; Under the condition of 150 DEG C, the outer closed container of described step 3 kind injects 1.6 ~ 2.2 atmospheric fill second; The volume of internal layer closed container is 1/4th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 0.5 atmospheric pressure.
Described disposable excess temperature pick-up unit comprises internal layer closed container and outer closed container, the setting mutually nested with outer closed container of described internal layer closed container, internal layer closed container is arranged on the inside of outer closed container, fixedly mounts with the inner bottom surface of outer closed container.
The material range of choice of described internal layer closed container is for firmly, not reacting with fill first and fill second, breaking when external and internal pressure difference exceedes certain atmospheric pressure; The material range of choice of described outer closed container is firmly, with fill first and fill second does not occur to answer, and can not break under 3 atmospheric air pressure, transparent or translucent.
By above-mentioned design proposal, the present invention can bring following beneficial effect: one is disposable crosses temperature detection method and device, complete monitoring article to be measured or environment whether can exceed temperature limiting before the deadline, and cost is low, be applicable to producing in enormous quantities and use, bring great convenience to the monitoring temperature of food, medicine or reagent etc.Specified temp is warmed up to by utilizing, in, the original draught head of outer closed container expands and then causes internal layer closed container to break, or because of the temperature variant dissolubility difference of gas in fill first or fill second, in expansion, draught head between outer closed container, internal layer closed container is caused to break, or in undergoing phase transition because of fill first or fill second and then causing, draught head in outer closed container exceeds certain value and causes internal layer closed container to break, or issue in biochemical reaction causes in temperature variation because of fill first or fill second, draught head in outer closed container exceeds certain value and causes internal layer closed container to break, or because solidifying, volumetric expansion causes internal layer closed container to break because of the aqueous solution in internal layer closed container, thus fill first is contacted with fill second and the principle that color changes occurs, this principle can ensure that in container, the change of permanent color occurs reagent in the temperature effective range of this disposable excess temperature indicating device, and this change is intuitively visible, thus judge whether the temperature of article to be measured or environment once exceeded upper temperature limit or lower limit.Outer closed container is pressure-resistant seal container, ensure that in container, reagent can not outflow, and can not produce and pollute or have an impact to the material detected and endanger.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated:
Fig. 1 is a kind of disposable excess temperature structure of the detecting device schematic diagram of the present invention.
Wherein 1-internal layer closed container, the outer closed container of 2-.
Embodiment
A kind of disposablely cross temperature detection method, fill first and fill second be respectively charged in mutually nested inside and outside layer closed container, when ambient temperature be changed to exceed temperature limiting time, the closed container of internal layer breaks because of following reason:
The inside and outside differential pressure of internal layer closed container exceedes certain value, or the solution in the closed container of internal layer causes volumetric expansion to cause it to break because solidifying or gasifying; Material mixing in inside and outside layer closed container, and there is the change of permanent color.
Whether whether the disposable excess temperature indicating device loading different chemical reagent can indicate different temperatures, comprise and to reach or lower than certain specified temp or to reach or higher than certain specified temp from lower temperature from higher temperature.
Below in conjunction with embodiment, the present invention is further described:
Embodiment 1
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/27th of outer containment vessel volume;
Wherein, fill first is aqueous solution and the air of ammonia and ethanol, and the content of ammonia is 80.9%, and ethanol content is 17.5%, filling-40 DEG C time, and the aqueous solution of ammonia and ethanol need contain 5% of internal layer containment vessel volume, and air pressure is an atmospheric pressure; Fill second is ethanolic solution and the air of 1% phenolphthalein, filling-40 DEG C time, and the volume of the ethanolic solution of phenolphthalein is 10% of outer containment vessel volume, and air pressure is an atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in-40 DEG C ~-35 DEG C once higher than-30 DEG C.
The principle of work of the present embodiment be temperature higher than-30 DEG C time, no longer can be dissolved in the ammonia volatilization in solution, increase the air pressure of internal layer closed container, internal layer closed container is broken when the pressure differential of inside and outside layer closed container exceedes about 2 atmospheric pressure, thus the ethanolic solution of colourless phenolphthalein chance alkali is reddened.
Embodiment 2
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/27th of outer containment vessel volume;
Wherein, fill first is aqueous solution and the air of ammonia and ethanol, and the content of ammonia is 27.4%, and ethanol content is 48.3%, filling-40 DEG C time, and the aqueous solution of ammonia and ethanol need contain 5% of internal layer containment vessel volume, and air pressure is an atmospheric pressure; Fill second is ethanolic solution and the air of 1% phenolphthalein, filling-40 DEG C time, and the volume of the ethanolic solution of phenolphthalein is 10% of outer containment vessel volume, and air pressure is an atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in-40 DEG C ~ 20 DEG C once higher than 25 DEG C.
The principle of work of the present embodiment be temperature higher than 25 DEG C time, no longer can be dissolved in the ammonia volatilization in solution, increase the air pressure of internal layer closed container, internal layer closed container is broken when the pressure differential of inside and outside layer closed container exceedes about 2 atmospheric pressure, thus the ethanolic solution of colourless phenolphthalein chance alkali is reddened.
Embodiment 3
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/4th of outer containment vessel volume;
Wherein, fill first is water and air, and filling 0 DEG C time, water need contain 5% of internal layer containment vessel volume, and air pressure is 1.9 atmospheric pressure; Fill second is anhydrous slufuric acid copper powders and air, filling 0 DEG C time, and anhydrous cupric sulfate is 0.2 gram, and air pressure is an atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in 0 DEG C ~ 20 DEG C once higher than 25 DEG C.
The principle of work of the present embodiment is that air pressure speedup in air pressure is higher originally internal layer closed container is faster than outer closed container, and the draught head of inside and outside closed container exceedes about atmospheric pressure thus causes internal layer closed container to break 25 DEG C time, make the anhydrous cupric sulfate of white meet water and become blue.
Embodiment 4
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/4th of outer containment vessel volume;
Wherein, fill first is water and air, and filling 0 DEG C time, water need contain 5% of internal layer containment vessel volume, and air pressure is 1.7 atmospheric pressure; Fill second is anhydrous slufuric acid copper powders and air, filling 0 DEG C time, and anhydrous cupric sulfate is 0.2 gram, and air pressure is an atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in 0 DEG C ~ 90 DEG C once higher than 95 DEG C.
The principle of work of the present embodiment is that air pressure speedup in air pressure is higher originally internal layer closed container is faster than outer closed container, and the draught head of inside and outside closed container exceedes a nearly atmospheric pressure thus causes internal layer closed container to break 95 DEG C time, make the anhydrous cupric sulfate of white meet water and become blue.
Embodiment 5
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/27th of outer containment vessel volume;
Wherein, fill first is water and air, and filling 0 DEG C time, water need contain 5% of internal layer containment vessel volume, and air pressure is 0.7 atmospheric pressure; Fill second is anhydrous slufuric acid copper powders and air, filling 0 DEG C time, and anhydrous cupric sulfate is 0.2 gram, and air pressure is an atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in 0 DEG C ~ 95 DEG C once to reach or higher than 100 DEG C.
When the principle of work of the present embodiment is 100 DEG C, the water in internal layer closed container seethes with excitement under 1 atmospheric pressure, increases substantially air pressure, thus causes internal layer closed container to break, and makes the anhydrous cupric sulfate of white meet water and becomes blue.
Embodiment 6
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/27th of outer containment vessel volume;
Wherein, fill first is aqueous solution and the air of 0.2% iron chloride and 5.5% lime chloride, filling 80 DEG C time, and the aqueous solution of iron chloride and lime chloride need contain 5% of internal layer containment vessel volume, and air pressure is an atmospheric pressure; Fill second is aqueous solution and the air of 0.1% potassium rhodanide and 70.0% lime chloride, filling 80 DEG C time, and the aqueous solution of potassium rhodanide and lime chloride need contain 10% of internal layer containment vessel volume, and air pressure is an atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in 20 DEG C to 95 DEG C once to reach or higher than 101 DEG C.
When the principle of work of the present embodiment is 101 DEG C, the iron chloride in internal layer closed container and calcium chloride water boiling, increase substantially air pressure, thus cause internal layer closed container to break, and makes colourless potassium rhodanide meet iron and redden.
Embodiment 7
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/27th of outer containment vessel volume;
Wherein, fill first is aqueous solution and the air of 0.2% iron chloride and 48.4% lime chloride, filling 80 DEG C time, and the aqueous solution of iron chloride and lime chloride need contain 5% of internal layer containment vessel volume, and air pressure is an atmospheric pressure; Fill second is aqueous solution and the air of 0.1% potassium rhodanide and 70.0% lime chloride, filling 80 DEG C time, and the aqueous solution of potassium rhodanide and lime chloride need contain 10% of internal layer containment vessel volume, and air pressure is an atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in 20 DEG C to 125 DEG C once to reach or higher than 130 DEG C.
When the principle of work of the present embodiment is 130 DEG C, the iron chloride in internal layer closed container and calcium chloride water boiling, increase substantially air pressure, thus cause internal layer closed container to break, and makes colourless potassium rhodanide meet iron and redden.
Embodiment 8
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/4th of outer containment vessel volume;
Wherein, fill first is aqueous solution and the air of 22.8% lime chloride, filling 20 DEG C time, and the aqueous solution of lime chloride need contain 95% of internal layer containment vessel volume, and air pressure is an atmospheric pressure; Fill second is anhydrous slufuric acid copper powders and air, filling 20 DEG C time, and anhydrous cupric sulfate is 0.2 gram, and air pressure is an atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in-25 DEG C to 40 DEG C once lower than-30 DEG C.
When the principle of work of the present embodiment is-30 DEG C, the calcium chloride water in internal layer closed container solidifies, volumetric expansion during water freezing, thus causes internal layer closed container to break, and makes the anhydrous cupric sulfate of white meet water and becomes blue.
Embodiment 9
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/4th of outer containment vessel volume;
Wherein, fill first is water and air, and filling 20 DEG C time, water need contain 95% of internal layer containment vessel volume, and air pressure is an atmospheric pressure; Fill second is anhydrous slufuric acid copper powders and air, filling 20 DEG C time, and anhydrous cupric sulfate is 0.2 gram, and air pressure is an atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in 5 DEG C ~ 40 DEG C once lower than 0 DEG C.
When the principle of work of the present embodiment is 0 DEG C, the water condensation in internal layer closed container, volumetric expansion during water freezing, thus cause internal layer closed container to break, make the anhydrous cupric sulfate of white meet water and become blue.
Embodiment 10
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutual inside and outside layer closed container, the volume of internal layer closed container is 1/4th of outer containment vessel volume;
Wherein, fill first is aqueous solution and the sulfur dioxide gas of 3.5% sulphuric dioxide, filling 70 DEG C time, and the aqueous solution of sulphuric dioxide need contain 57% of internal layer containment vessel volume, and sulphuric dioxide pressure is 1.8 atmospheric pressure; Fill second is 20% glycerite and the air of 0.1% bromcresol purple, and filling 70 DEG C time, the glycerite of bromcresol purple need contain 10% of internal layer containment vessel volume, and air pressure is 1.6 atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in 65 DEG C ~ 80 DEG C once lower than 60 DEG C.
When the principle of work of the present embodiment is temperature decline, more sulphuric dioxide is dissolved in water, thus the air pressure of internal layer closed container is declined, 60 DEG C time, the pressure differential of inside and outside layer closed container is close to an atmospheric pressure, thus causing internal layer closed container to break, the bromcresol purple of purple is met acid and is turned yellow.
Embodiment 11
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/4th of outer containment vessel volume;
Wherein, fill first is aqueous solution and the sulfur dioxide gas of 3.5% sulphuric dioxide, filling 70 DEG C time, and the aqueous solution of sulphuric dioxide need contain 3% of internal layer containment vessel volume, and sulphuric dioxide pressure is 2.0 atmospheric pressure; Fill second is 20% glycerite and the air of 0.1% bromcresol purple, and filling 70 DEG C time, the glycerite of bromcresol purple need contain 10% of internal layer containment vessel volume, and air pressure is 2.0 atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in 5 DEG C ~ 80 DEG C once lower than 0 DEG C.
When the principle of work of the present embodiment is temperature decline, more sulphuric dioxide is dissolved in water, thus the air pressure of internal layer closed container is declined, 60 DEG C time, the pressure differential of inside and outside layer closed container is close to an atmospheric pressure, thus causing internal layer closed container to break, the bromcresol purple of purple is met acid and is turned yellow.
Embodiment 12
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/4th of outer containment vessel volume;
Wherein, fill first is 70.0% calcium chloride water, copper powder and air, filling 150 DEG C time, and the aqueous solution of lime chloride need contain 60% of internal layer containment vessel volume, and copper powder is 0.05 gram, and air is 2.0 atmospheric pressure; Fill second is nitrogen dioxide and dinitrogen tetroxide mixed gas, filling 150 DEG C time, and nitrogen dioxide and dinitrogen tetroxide mixture pressure are 1.6 atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in 135 DEG C ~ 155 DEG C once lower than 130 DEG C.
More nitrogen dioxide synthesis dinitrogen tetroxide when the principle of work of the present embodiment is temperature decline, thus make the air pressure of internal layer closed container accelerate to decline, 130 DEG C time, the pressure differential of inside and outside layer closed container reaches 0.5 atmospheric pressure, thus cause internal layer closed container to break, the water-soluble generation nitric acid of nitrogen dioxide and then by oxidization of copper powder, makes the red gas of outer closed container fade and makes colourless aqueous solution become blue.
Embodiment 13
The one that the present embodiment provides is disposable crosses temperature detection method, and fill first and fill second are respectively charged in mutually nested inside and outside layer closed container, the volume of internal layer closed container is 1/4th of outer containment vessel volume;
Wherein, fill first is 70.0% calcium chloride water, copper powder and air, filling 150 DEG C time, and the aqueous solution of lime chloride need contain 60% of internal layer containment vessel volume, and copper powder is 0.05 gram, and air is 2.0 atmospheric pressure; Fill second is nitrogen dioxide and dinitrogen tetroxide mixed gas, filling 150 DEG C time, and nitrogen dioxide and dinitrogen tetroxide mixture pressure are 2.2 atmospheric pressure.
The present embodiment can indicate the temperature of the article to be measured that always should be in 65 DEG C ~ 155 DEG C once lower than 60 DEG C.
More nitrogen dioxide synthesis dinitrogen tetroxide when the principle of work of the present embodiment is temperature decline, thus make the air pressure of internal layer closed container accelerate to decline, 60 DEG C time, the pressure differential of inside and outside layer closed container reaches 0.5 atmospheric pressure, thus cause internal layer closed container to break, the water-soluble generation nitric acid of nitrogen dioxide and then by oxidization of copper powder, makes the red gas of outer closed container fade and makes colourless aqueous solution become blue.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of application claims.
Claims (3)
1. a disposable temperature detection method excessively, is characterized in that:
Step one, temperature according to required detection, choose fill first and fill second respectively;
Step 2, fill first is injected internal layer closed container;
Step 3, fill second is injected outer closed container;
Step 4, reagent is loaded after disposable excess temperature pick-up unit be put among article to be measured, if the change of remarkable color occurs disposable excess temperature pick-up unit, then show the temperature that article to be measured once met or exceeded this disposable excess temperature pick-up unit and indicate;
The temperature detected in described step one is for meet or exceed-30 DEG C ~ 25 DEG C from-40 DEG C, choose aqueous solution and air that fill first is ammonia and ethanol, wherein ammonia content is 27.4 ~ 80.9%, and ethanol content is 17.5 ~ 48.3%, chooses ethanolic solution and air that fill second is 1% phenolphthalein; Under the condition of-40 DEG C, in described step 2,5% of internal layer containment vessel volume injects fill first, and all the other are 1 atmospheric air; Under the condition of-40 DEG C, 10% of described step 3 ectomesoderm containment vessel volume injects fill second, and all the other are 1 atmospheric air; The volume of internal layer closed container is 1/27th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 2 atmospheric pressure;
The temperature detected in described step one is for meet or exceed 25 DEG C ~ 100 DEG C from 0 DEG C, and choosing fill first is water and air, and choosing fill second is anhydrous slufuric acid copper powders and air; Under the condition of 0 DEG C, in described step 2,5% of internal layer containment vessel volume injects water, and all the other are 0.7 ~ 1.9 atmospheric air; Under the condition of 0 DEG C, get 0.2 gram of anhydrous slufuric acid copper powders and inject outer closed container in described step 3, all the other are 1 atmospheric air; The volume of internal layer closed container is 1/4th or 1/27th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 1 atmospheric pressure;
The temperature detected in described step one is for meet or exceed 101 DEG C ~ 130 DEG C from 20 DEG C, choose fill first be containing 0.2% iron chloride and 5.5 ~ 48.4% calcium chloride water and air, choosing fill second is aqueous solution containing 0.1% potassium rhodanide and 70.0% lime chloride and air; Under the condition of 80 DEG C, in described step 2,5% of internal layer containment vessel volume injects fill first, and all the other are 1 atmospheric air; Under the condition of 80 DEG C, 10% of described step 3 ectomesoderm containment vessel volume injects fill second, and all the other are 1 atmospheric air; The volume of internal layer closed container is 1/27th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 2 atmospheric pressure;
In described step one, detected temperatures is for reach from 40 DEG C or lower than-30 DEG C ~ 0 DEG C, to choose calcium chloride water and air that fill first is 0 ~ 22.8%, and choosing fill second is anhydrous slufuric acid copper powders and air; Under the condition of 20 DEG C, in described step 2,95% of internal layer containment vessel volume injects fill first, and all the other are an atmospheric air; Under the condition of 20 DEG C, get 0.2 gram of fill second and inject outer closed container in described step 3, all the other are 1 atmospheric air; The volume of internal layer closed container is 1/4th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 2 atmospheric pressure;
In described step one, detected temperatures is for reach from 80 DEG C or lower than 0 DEG C ~ 60 DEG C, to choose aqueous solution and sulfur dioxide gas that fill first is 3.5% sulphuric dioxide, and choosing fill second is the glycerite and the air that contain 0.1% bromcresol purple; Under the condition of 70 DEG C, in described step 2,3 ~ 57% of internal layer containment vessel volume inject fill first, and all the other are 1.8 ~ 2.0 atmospheric sulphuric dioxide; Under the condition of 70 DEG C, 10% of described step 3 ectomesoderm containment vessel volume injects fill second, and all the other are 1.6 ~ 2.0 atmospheric air; The volume of internal layer closed container is 1/4th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 1 atmospheric pressure;
In described step one, detected temperatures is for reaching or lower than 60 DEG C ~ 130 DEG C, choosing fill first is 70.0% calcium chloride water, 0.05 gram of copper powder and air from 150 DEG C, and choosing fill second is nitrogen dioxide and dinitrogen tetroxide mixed gas; Under the condition of 150 DEG C, 60% injection fill first of the volume of internal layer closed container in described step 2, all the other are 2.0 atmospheric air; Under the condition of 150 DEG C, the outer closed container of described step 3 kind injects 1.6 ~ 2.2 atmospheric fill second; The volume of internal layer closed container is 1/4th of outer containment vessel volume; Inner layer glass container breaks when inner and outer air pressure difference is 0.5 atmospheric pressure.
2. one according to claim 1 is disposable crosses temperature detection method, it is characterized in that: described disposable excess temperature pick-up unit comprises internal layer closed container and outer closed container, the setting mutually nested with outer closed container of described internal layer closed container, internal layer closed container is arranged on the inside of outer closed container, fixedly mounts with the inner bottom surface of outer closed container.
3. one according to claim 1 is disposable crosses temperature detection method, it is characterized in that: the material range of choice of described internal layer closed container is for firmly, not reacting with fill first and fill second, breaking when external and internal pressure difference exceedes certain atmospheric pressure; The material range of choice of described outer closed container is firmly, with fill first and fill second does not occur to answer, and can not break under 3 atmospheric air pressure, transparent or translucent.
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| CN201410690202.3A CN104330188B (en) | 2014-11-25 | 2014-11-25 | One kind is disposable to cross temperature detection method |
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| CN201410690202.3A CN104330188B (en) | 2014-11-25 | 2014-11-25 | One kind is disposable to cross temperature detection method |
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| CN104330188A true CN104330188A (en) | 2015-02-04 |
| CN104330188B CN104330188B (en) | 2017-10-03 |
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| CN (1) | CN104330188B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947802A (en) * | 2020-07-06 | 2020-11-17 | 深圳供电局有限公司 | Electric connection joint temperature early warning device |
| CN112924049A (en) * | 2021-03-04 | 2021-06-08 | 中国科学院大学 | Temperature lower limit monitor and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0484578A1 (en) * | 1989-08-29 | 1992-05-13 | Lifelines Technology, Inc. | Multifunctional time-temperature indicator |
| CN1638954A (en) * | 2002-03-07 | 2005-07-13 | 艾利丹尼森公司 | Color changing device for time indicating label and methods of making and using the same |
| CN102336996A (en) * | 2010-06-22 | 2012-02-01 | 四川大学 | Time-temperature color-changing indicator and application and using method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0484578A1 (en) * | 1989-08-29 | 1992-05-13 | Lifelines Technology, Inc. | Multifunctional time-temperature indicator |
| CN1638954A (en) * | 2002-03-07 | 2005-07-13 | 艾利丹尼森公司 | Color changing device for time indicating label and methods of making and using the same |
| CN102336996A (en) * | 2010-06-22 | 2012-02-01 | 四川大学 | Time-temperature color-changing indicator and application and using method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947802A (en) * | 2020-07-06 | 2020-11-17 | 深圳供电局有限公司 | Electric connection joint temperature early warning device |
| CN112924049A (en) * | 2021-03-04 | 2021-06-08 | 中国科学院大学 | Temperature lower limit monitor and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104330188B (en) | 2017-10-03 |
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