CN206002373U - It is automatically added to the calorimetric reaction tank of reactant - Google Patents
It is automatically added to the calorimetric reaction tank of reactant Download PDFInfo
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- CN206002373U CN206002373U CN201620782604.0U CN201620782604U CN206002373U CN 206002373 U CN206002373 U CN 206002373U CN 201620782604 U CN201620782604 U CN 201620782604U CN 206002373 U CN206002373 U CN 206002373U
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Abstract
This utility model is related to a kind of calorimetric reaction tank being automatically added to reactant, mainly solves the problems, such as to exist across the moving element of chamber wall in prior art Instrumental, needs inverting container.This utility model passes through using a kind of calorimetric reaction tank being automatically added to reactant, including sample cell, sample cell lid, lower sample cell, upper sample cell and upper sample at the bottom of pond portion sensing element, original state before calorimetric test, lower sample cell is mutually isolated with upper sample cell, the technical scheme that sample cell lid is located at sample cell top preferably solves the problems referred to above, can be used in calorimetric test.
Description
Technical field
This utility model is related to a kind of calorimetric reaction tank being automatically added to reactant.
Background technology
Thermoanalysis technology is to survey under program temperature (referring to constant heatingrate, constant speed cooling, constant temperature or step level intensification etc.) controls
The physical property of quantity of material varies with temperature, for studying the calorifics that material occurred, mechanics, sound in a certain specified temp
The change of the physical parameters such as, optics, electricity, magnetics, thus studies the relation between the structure of material and performance further, grinds
Study carefully reaction rule, work out process conditions etc..Thermoanalysis technology is applied widely, is related to for example inorganic, organic, producing high-molecular
, biomedicine, material engineering, coal and the multiple fields such as petroleum product, appliance and electronic, measurement object be often reaction heat,
Fusing point, specific heat, phasor, glass transition temperature, kinetics etc..
The object of heat analysis test typically has two classes：The heat of transformation of single substance, the heat of mixing of decomposition heat and many kinds of substance,
Chemical reaction heat etc..Often refer to the test of the heat effect after two kinds of material mixings in analysis, or need mixed during analysis
Close two kinds of materials to cause or terminating reaction.In order to prevent the accuracy of material effusion impact test, usually require that this mixing
Journey is to carry out in the case of being isolated from the environment.
At present, realize in closed system material mixing method mainly have two kinds (CN 104122133A calorimetric test
The middle apparatus and method realizing sample mix), a kind of is to break sealing coat (as used detection puncture thin using the action of movable object
Film, or squeeze cullet etc. with push rod) realize detached two kinds of materials originally mixing (a kind of calorimeter of CN 2510839Y with plus
Sampling device), another kind is by overturning whole container, so that material is mixed after flowing using action of gravity.For the former, live
The presence of dynamic element may lead to seal failure, and the thermal capacitance of movable object itself can affect test result；For which,
The design of instrument will therefore complicate.
Utility model content
Technical problem to be solved in the utility model is to exist across the activity unit of chamber wall in prior art Instrumental
Part, need the problem of inverting container, a kind of new calorimetric reaction tank being automatically added to reactant is provided.This calorimetric reaction tank has
The moving element of chamber wall, the advantage not needing inverting container is not existed across in instrument.
For solving the above problems, the technical solution adopted in the utility model is as follows：A kind of calorimetric being automatically added to reactant
Reaction tank, including sample cell, sample cell lid, lower sample cell, upper sample cell and upper sample at the bottom of pond portion's sensing element it is characterised in that
Original state before calorimetric test, lower sample cell is mutually isolated with upper sample cell, and sample cell lid is located at sample cell top.
In technique scheme it is preferable that upper sample at the bottom of pond portion sensing element is pressure-sensing device, and upper sample cell is provided with
Gas access.
In technique scheme it is preferable that upper sample at the bottom of pond portion sensing element is temperature-sensing element (device), and upper sample cell is provided with
Heated probe.
In technique scheme it is preferable that upper sample at the bottom of pond portion sensing element is magnetic sensitive element, upper sample at the bottom of pond portion
It is provided with magneticss, sample cell top is provided with Magnet.
This patent be related to a kind of based on pressure, temperature, the automatic sample of changes of magnetic field calorimetric pond, main purpose be in order to
To seal failure and the problem avoiding container upset in overcoming common calorimetric pond sample-adding to design.Compared with prior art, this patent
The generation of mixing is caused by the change of the specific external parameter such as pressure, temperature or magnetic field, eliminates in prior art Instrumental
Exist across the moving element of chamber wall, it is to avoid the demand of inverting container in prior art, achieve preferable technique effect.
Brief description
The automatic biased sample pond of Fig. 1 Fig. 1 pressure initiation type；
In Fig. 1,1 sample cell lid；Sample cell on 2；Sample at the bottom of pond portion pressure-sensing device on 3；4 times sample cells；Sample on 5
Pond gas access.
Fig. 2 temperature initiation type automatic biased sample pond；
In Fig. 2,1 sample cell lid；Sample cell on 2；Sample at the bottom of pond portion temperature-sensing element (device) on 3；4 times sample cells；Sample on 5
Pool heating process probe.
The original state of one of Fig. 3 magnetic field initiation type automatic biased sample pond scheme；
The test mode of one of Fig. 4 magnetic field initiation type automatic biased sample pond scheme；
The original state of the two of Fig. 5 magnetic field initiation type automatic biased sample pond scheme；
The test mode of the two of Fig. 6 magnetic field initiation type automatic biased sample pond scheme.
In Fig. 3-Fig. 6,1 sample cell lid；Sample cell on 2；Sample at the bottom of pond portion magneticss on 3；4 times sample cells；5 Magnet；6
Solution after mixing.
Below by embodiment, this utility model is further elaborated, but is not limited only to the present embodiment.
Specific embodiment
【Embodiment 1】
A kind of calorimetric reaction tank (as Fig. 1) being automatically added to reactant, including sample cell, sample cell lid 1, lower sample cell 4,
Upper sample cell 2, upper sample at the bottom of pond portion pressure-sensing device 3 and upper sample cell gas access 5.Upper sample cell can be under having reserved
The structure being fixed within sample cell of sample cell Loading channel or dismountable bascule.In an initial condition,
Sample cell is mutually isolated, each airtight up and down, covers sample cell lid after being separately added into material to be mixed.Need after test starts
When wanting the two mixing, by being passed through gas in 5 upwards sample cell, (preferably, described gas can be the less inertia of specific heat capacity
Gas), pressure-sensing device 3 after upper sample cell pressure reaches certain value from sample at the bottom of pond portion come off or rupture, make loading
Reactant and material mixing in lower sample cell in product pond.Pressure-sensing device can be intolerant to ironed film or certain bullet
Gonosome；Pressure-sensing device can be for welding, threadeding or bond with the connected mode in upper sample at the bottom of pond portion.As in mixing
In front lower sample cell, pressure has begun to rise, then adjust upper sample cell pressure be allowed to identical with lower sample cell pressure all the time to keep away
Exempt from not expected mixing.
The method realizing two kinds of sample mix in pressure initiation type automatic biased sample pond, as shown in figure 1, include as follows
Step：
1) sample is loaded lower sample cell, upper sample cell is put in sample cell；
2) sample is loaded upper sample cell so as to liquid level is less than upper sample cell female parts upper limb；
3) tighten calorimetric Chi Gai.Calorimeter is controlled to start to warm up control and process of measurement.When needing the two mixing, pass through
Gas access 5 is passed through nitrogen.
4) after nitrogen reaches certain pressure, pressure-sensing device 3 ruptures, and in upper and lower sample cell, liquid realizes mixing.
【Embodiment 2】
A kind of calorimetric reaction tank (as Fig. 2) being automatically added to reactant, including sample cell, sample cell lid 1, lower sample cell 4,
Upper sample cell 2, upper sample at the bottom of pond portion temperature-sensing element (device) 3 and upper sample cell heated probe 5.Upper sample cell can be under having reserved
The structure being fixed within sample cell of sample cell Loading channel or dismountable bascule.In an initial condition,
Sample cell is mutually isolated, each airtight up and down, covers sample cell lid after being separately added into material to be mixed.Need after test starts
When wanting the two mixing, improve its tip temperature by powering to heated probe, temperature-sensing element (device) 3 is after temperature reaches certain value
Come off from upper sample at the bottom of pond portion or rupture, make reactant and material mixing in lower sample cell in sample cell.Temperature-sensing element (device)
Can be thermally sensitive thin film or certain vitrification point or the relatively low crystal of fusing point.Pressure-sensing device with
The connected mode in upper sample at the bottom of pond portion can for welding, threaded or bonding etc..As in sample cell under mixing, temperature is existing
Risen, then can be placed one layer of heat-barrier material before experiment below temperature-sensitive material.In order to avoid heated probe simultaneously
Liquid influence amount thermal result in sample cell in heating, probe can be placed in pottery or the sleeve pipe of other heat-barrier material, only
Make it most advanced and sophisticated and temperature-sensitive material directly contact.
The method realizing two kinds of sample mix in temperature initiation type automatic biased sample pond, as shown in Fig. 2 include as follows
Step：
1) sample is loaded lower sample cell, upper sample cell is put in sample cell；
2) sample is loaded upper sample cell so as to liquid level is less than upper sample cell female parts upper limb；
3) tighten calorimetric Chi Gai.Calorimeter is controlled to start to warm up control and process of measurement.When needing the two mixing, Xiang Jia
Thermal probe 5 is energized so as to temperature raises.
4) when probe tip temperature is increased to certain value, temperature-sensing element (device) 3 ruptures, and in upper and lower sample cell, liquid is realized mixing
Close.
【Embodiment 3】
A kind of calorimetric reaction tank (as Fig. 3-Fig. 6) being automatically added to reactant, including sample cell, sample cell lid 1, lower sample
Pond 4, upper sample cell 2, upper sample at the bottom of pond portion magneticss 3 and sample cell top magnet 5.Upper sample cell can be for having reserved lower sample
The structure being fixed within sample cell of product pond Loading channel or dismountable bascule.Realize the mode of mixing
Can there are two kinds：1) as shown in figure 3, under original state, adsorbing in upper sample cell in the magnetic action magnetic element of Magnet
The mutually isolated, each airtight of upper and lower sample cell is formed on bottom.Need during the two mixing (as shown in Figure 4) after test starts,
Remove Magnet, magneticss come off from upper sample at the bottom of pond portion, make reactant and material mixing in lower sample cell in sample cell.2)
As shown in Figure 5, under original state, magneticss are located at the bottom of upper sample cell under gravity, form upper and lower sample cell
Mutually isolated, each airtight.Need, during the two mixing (as shown in Figure 6), Magnet to be moved on sample cell after test starts
Side, magneticss are drawn to upper sample cell top from upper sample at the bottom of pond portion, make reactant and lower sample mediocre person in sample cell
Matter mixes
The method realizing two kinds of sample mix in magnetic field initiation type automatic biased sample pond, including as follows taking Fig. 3 as a example
Step：
1) sample is loaded lower sample cell, upper sample cell is put in sample cell；
2) Magnet being placed in above sample cell makes magneticss be attracted on upper sample at the bottom of pond portion, and sample is loaded upper sample
Pond is so as to liquid level is less than upper sample cell female parts upper limb；
3) tighten calorimetric Chi Gai.Calorimeter is controlled to start to warm up control and process of measurement.When needing the two mixing, remove
Magnet.
4) magneticss 3 are fallen in the liquid of lower section, and in upper and lower sample cell, liquid realizes mixing.
Claims (4)
1. a kind of calorimetric reaction tank being automatically added to reactant, including sample cell, sample cell lid, lower sample cell, upper sample cell and
Upper sample at the bottom of pond portion's sensing element it is characterised in that original state before calorimetric test, lower sample cell and upper sample cell mutually every
From sample cell lid is located at sample cell top.
2. it is automatically added to the calorimetric reaction tank of reactant according to claim 1 it is characterised in that upper sample at the bottom of pond portion is sensitive
Element is pressure-sensing device, and upper sample cell is provided with gas access.
3. it is automatically added to the calorimetric reaction tank of reactant according to claim 1 it is characterised in that upper sample at the bottom of pond portion is sensitive
Element is temperature-sensing element (device), and upper sample cell is provided with heated probe.
4. it is automatically added to the calorimetric reaction tank of reactant according to claim 1 it is characterised in that upper sample at the bottom of pond portion is sensitive
Element is magnetic sensitive element, and upper sample at the bottom of pond portion is provided with magneticss, and sample cell top is provided with Magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620782604.0U CN206002373U (en) | 2016-07-22 | 2016-07-22 | It is automatically added to the calorimetric reaction tank of reactant |
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| CN201620782604.0U CN206002373U (en) | 2016-07-22 | 2016-07-22 | It is automatically added to the calorimetric reaction tank of reactant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107884437A (en) * | 2017-12-13 | 2018-04-06 | 中国科学院大连化学物理研究所 | It is a kind of to vary convenient and good airproof performance calorimeter sample cell |
-
2016
- 2016-07-22 CN CN201620782604.0U patent/CN206002373U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107884437A (en) * | 2017-12-13 | 2018-04-06 | 中国科学院大连化学物理研究所 | It is a kind of to vary convenient and good airproof performance calorimeter sample cell |
| CN107884437B (en) * | 2017-12-13 | 2023-10-27 | 中国科学院大连化学物理研究所 | Calorimeter sample cell convenient to replace and good in sealing performance |
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