CN205175945U - Strutting arrangement is settled to sample among differential thermal analyzer - Google Patents

Strutting arrangement is settled to sample among differential thermal analyzer Download PDF

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Publication number
CN205175945U
CN205175945U CN201521005661.XU CN201521005661U CN205175945U CN 205175945 U CN205175945 U CN 205175945U CN 201521005661 U CN201521005661 U CN 201521005661U CN 205175945 U CN205175945 U CN 205175945U
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CN
China
Prior art keywords
differential thermal
strutting arrangement
sample
bracing
thermocouple
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201521005661.XU
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Chinese (zh)
Inventor
刘先昆
纪圣谋
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Nanjing University
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Nanjing University
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Priority to CN201521005661.XU priority Critical patent/CN205175945U/en
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Publication of CN205175945U publication Critical patent/CN205175945U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a strutting arrangement is settled to sample among differential thermal analyzer, including the strutting arrangement body, for thermocouple lead wire route in the middle of the strutting arrangement body is inside, thermocouple lead wire route upper end is equipped with temperature thermocouple and places the chamber, temperature thermocouple places chamber top and is equipped with that the chamber is placed to first differential thermal thermocouple and the chamber is placed to second differential thermal thermocouple, first differential thermal thermocouple is placed the chamber upper end and is set up to sample crucible riding position, and second differential thermal thermocouple position upper end sets up to reference sample riding position.

Description

Sample setup bracing or strutting arrangement in a kind of differential thermal analyzer
Technical field
The utility model relates to a kind of bracing or strutting arrangement, particularly sample setup bracing or strutting arrangement in a kind of differential thermal analyzer.
Background technology
Sample crucible size in differential thermal analyzer is less, needs one to settle supporting construction sample crucible and reference sample crucible to be placed in a hot environment.In differential thermal analysis (DTA) test, measured sample needs relative fixing with reference sample position, and requires identical heating and cooling environment.This pair sample crucible even need be received on the thermopair node of the measurement temperature difference simultaneously, also needs to settle temperature thermocouple in structure.So we devise this structure.
Existing measurement does not have special arrangement supporting construction, and the taking-up that rear crucible was placed and measured to sample crucible is very careful, very inconvenient, and easily damages sensor or the crucible that drops, and scatters sample.In heating furnace put procedure, slightly shake, sample and reference sample also easily drop, or scatter sample, cause test crash.When carrying out atmosphere, consider that the gas flowing that venting of bleeding produces also may have an impact to sample, this structure is significantly improved to these aspects.If sensor mounting location is not fixed, in measuring process or the change of twice measurement easily cause measure conforming error.
Utility model content
Utility model object: technical problem to be solved in the utility model is for the deficiencies in the prior art, provides sample setup bracing or strutting arrangement in a kind of differential thermal analyzer.
In order to solve the problems of the technologies described above, the utility model provides sample setup bracing or strutting arrangement in a kind of differential thermal analyzer, comprise bracing or strutting arrangement body, be thermocouple lead path in the middle of described bracing or strutting arrangement body interior, described thermocouple lead path upper end is provided with temperature thermocouple placed cavity, the first differential thermal thermopair placed cavity and the second differential thermal thermopair placed cavity is provided with above described temperature thermocouple placed cavity, described first differential thermal thermopair placed cavity upper end is set to sample crucible riding position, and the second differential thermal thermocouple location upper end is set to reference sample riding position.
In the utility model, the intrinsic thermocouple lead path of described bracing or strutting arrangement, temperature thermocouple placed cavity, the first differential thermal thermopair placed cavity, the second differential thermal thermopair placed cavity, sample crucible riding position and reference sample riding position inside are communicated with.
In the utility model, described bracing or strutting arrangement body material is refractory ceramics.
In the utility model, described bracing or strutting arrangement body comprises upper cylinder and lower cylinder, and the diameter of upper cylinder is greater than the diameter of lower cylinder.
In the utility model, the diameter of described upper cylinder is 16 millimeters.
In the utility model, the diameter of described lower cylinder is 8 millimeters.
Beneficial effect: the utility model is provided with sample crucible riding position and reference sample riding position, can ensure to measure sample and reference sample relative position; Lay stablize firm, be convenient to place and take off; Inside is provided with thermocouple lead path and temperature thermocouple placed cavity, is convenient to thermopair and settles, do not have exposed, can not be fractureed; Bracing or strutting arrangement body interior, for being communicated with design, reduces the impact that blanket gas flowing produces; Total is had a style of one's own, and has samming effect to external environment condition, overcomes heating cavity thermograde variable effect; Stable testing, consistance is good.Measuring tempeature thermopair is placed in structure, and little by system temperature fluctuations affect, thermometric is accurate; Be convenient to assembling and the maintenance of instrument.
Accompanying drawing explanation
To do the utility model below in conjunction with the drawings and specific embodiments and further illustrate, above-mentioned or otherwise advantage of the present utility model will become apparent.
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated.
As Fig. 1, the utility model comprises bracing or strutting arrangement body 1, thermocouple lead path 2, temperature thermocouple placed cavity 3, first differential thermal thermopair placed cavity 4a, second differential thermal thermopair placed cavity 4b, sample crucible riding position 5 and reference sample riding position 6, bracing or strutting arrangement body 1 bosom is thermocouple lead path 2, thermocouple lead path 2 upper end is provided with temperature thermocouple placed cavity 3, temperature thermocouple placed cavity 3 upper end is provided with the first differential thermal thermopair placed cavity 4a and the second differential thermal thermopair placed cavity 4b, first differential thermal thermopair placed cavity 4a upper end is sample crucible riding position 5, second differential thermal thermopair placed cavity 4b upper end is reference sample riding position 6.
The utility model adopts refractory ceramics to make, and designs and measures sample and reference sample crucible placement location, has reserved differential thermal thermopair and temperature thermo-coupler sensing station and wire locations.
The utility model is provided with sample crucible riding position 5 and reference sample riding position 6, can ensure to measure sample and reference sample relative position; Lay stablize firm, be convenient to place and take off; Inside is provided with thermocouple lead path and temperature thermocouple placed cavity, is convenient to thermopair and settles, do not have exposed, can not be fractureed; Bracing or strutting arrangement body interior, for being communicated with design, reduces the impact that blanket gas flowing produces; Total is had a style of one's own, and has samming effect to external environment condition, overcomes heating cavity thermograde variable effect; Stable testing, consistance is good.Measuring tempeature thermopair is placed in structure, and little by system temperature fluctuations affect, thermometric is accurate; Be convenient to assembling and the maintenance of instrument.
The utility model provides sample setup bracing or strutting arrangement in a kind of differential thermal analyzer; the method and access of this technical scheme of specific implementation is a lot; the above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.The all available prior art of each ingredient not clear and definite in the present embodiment is realized.

Claims (6)

1. sample setup bracing or strutting arrangement in a differential thermal analyzer, it is characterized in that, comprise bracing or strutting arrangement body (1), described bracing or strutting arrangement body (1) bosom is thermocouple lead path (2), described thermocouple lead path (2) upper end is provided with temperature thermocouple placed cavity (3), described temperature thermocouple placed cavity (3) top is provided with the first differential thermal thermopair placed cavity (4a) and the second differential thermal thermopair placed cavity (4b), described first differential thermal thermopair placed cavity (4a) upper end is set to sample crucible riding position (5), second differential thermal thermocouple location (4b) upper end is set to reference sample riding position (6).
2. sample setup bracing or strutting arrangement in a kind of differential thermal analyzer according to claim 1, it is characterized in that, the thermocouple lead path (2) in described bracing or strutting arrangement body (1), temperature thermocouple placed cavity (3), the first differential thermal thermopair placed cavity (4a), the second differential thermal thermopair placed cavity (4b), sample crucible riding position (5) and reference sample riding position (6) inside are communicated with.
3. sample setup bracing or strutting arrangement in a kind of differential thermal analyzer according to claim 1, is characterized in that, described bracing or strutting arrangement body (1) material is refractory ceramics.
4. sample setup bracing or strutting arrangement in a kind of differential thermal analyzer according to claim 1, is characterized in that, described bracing or strutting arrangement body (1) comprises upper cylinder and lower cylinder, and the diameter of upper cylinder is greater than the diameter of lower cylinder.
5. sample setup bracing or strutting arrangement in a kind of differential thermal analyzer according to claim 4, is characterized in that, the diameter of described upper cylinder is 16 millimeters.
6. sample setup bracing or strutting arrangement in a kind of differential thermal analyzer according to claim 4, is characterized in that, the diameter of described lower cylinder is 8 millimeters.
CN201521005661.XU 2015-12-07 2015-12-07 Strutting arrangement is settled to sample among differential thermal analyzer Expired - Fee Related CN205175945U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521005661.XU CN205175945U (en) 2015-12-07 2015-12-07 Strutting arrangement is settled to sample among differential thermal analyzer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521005661.XU CN205175945U (en) 2015-12-07 2015-12-07 Strutting arrangement is settled to sample among differential thermal analyzer

Publications (1)

Publication Number Publication Date
CN205175945U true CN205175945U (en) 2016-04-20

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CN201521005661.XU Expired - Fee Related CN205175945U (en) 2015-12-07 2015-12-07 Strutting arrangement is settled to sample among differential thermal analyzer

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109490360A (en) * 2018-12-29 2019-03-19 中国科学技术大学 It is a kind of suitable for large sample amount, more atmosphere can be with differential thermal analysis device
CN110568008A (en) * 2018-06-06 2019-12-13 耐驰-仪器制造有限公司 measuring device and method for the thermal analysis of a sample

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110568008A (en) * 2018-06-06 2019-12-13 耐驰-仪器制造有限公司 measuring device and method for the thermal analysis of a sample
CN110568008B (en) * 2018-06-06 2022-05-17 耐驰-仪器制造有限公司 Measuring device and method for the thermal analysis of a sample
CN109490360A (en) * 2018-12-29 2019-03-19 中国科学技术大学 It is a kind of suitable for large sample amount, more atmosphere can be with differential thermal analysis device

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160420

Termination date: 20171207