CN207318396U - A kind of test device for big specific heat capacity - Google Patents
A kind of test device for big specific heat capacity Download PDFInfo
- Publication number
- CN207318396U CN207318396U CN201721464690.1U CN201721464690U CN207318396U CN 207318396 U CN207318396 U CN 207318396U CN 201721464690 U CN201721464690 U CN 201721464690U CN 207318396 U CN207318396 U CN 207318396U
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- spherical shell
- shell
- container
- specific heat
- heat capacity
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Abstract
It the utility model is related to specific heat capacity test device technical field, a kind of especially test device for big specific heat capacity, include the 4th spherical shell successively from inside to outside, 3rd spherical shell, second spherical shell, first spherical shell, 4th spherical shell, 3rd spherical shell, second spherical shell, first spherical shell is formed by two hemispherical Shells, some articles of resistive heaters are evenly distributed with 4th spherical shell, in the housing lower half of 4th spherical shell the first container is connected with by several supporting rods, second container is equipped with the upper half-shell of 4th spherical shell, in the first container, in outer wall and second container, outer wall is equipped with thermocouple, display instrument is equipped with outside first spherical shell, 3rd spherical shell is insulating layer, second spherical shell is thermal insulation layer, first spherical shell is protective layer.Unnecessary operating process is not required in the utility model, very convenient to use, due to that need not move back and forth object under test, reduces heat and scatters and disappears, reduce measurement error.
Description
Technical field
Specific heat capacity test device technical field is the utility model is related to, more particularly to a kind of test for big specific heat capacity fills
Put.
Background technology
Specific heat capacity abbreviation specific heat, also known as specific heat capacity, be a common physical quantity in thermodynamics, represent object heat absorption or
Heat-sinking capability.Specific heat capacity is bigger, and the heat absorption of object or heat-sinking capability are stronger.It refers to certain material rise of unit mass or declines
Unit temperature absorbs or liberated heat.
A kind of rock specific heat capacity test device disclosed in application number CN201420735748.1, on upper backup pad and thermal insulation layer
End face offers the centre bore of the same radius of connection；Upper end cover lower end is placed in centre bore.Lower support case upper surface passes through vertical
Column is connected with upper backup pad；Upper end is placed in the centre bore of upper backup pad.Heater, which is surround, is fixed on thermal insulation layer upper inside wall.
Shell, thermal insulation layer and heater are disposed with slot；Inserted link passes through slot；Test specimen tube is set on inserted link.It is provided with lower support case
Elevator；Elevator upper end is fixedly connected with telescopic rod；Telescopic rod activity is through lower support upper box part, thermal insulation layer bottom, calorimetric
Cylinder bottom.Shell, thermal insulation layer are disposed with flat groove；Thermal insulation board is placed in flat groove；Calorimetric cylinder is placed in thermal insulation layer lower face.
This kind of apparatus structure is complex, operates cumbersome, and during measurement operation, be easy to cause heat
The loss of amount, makes test result larger deviation occur.
Utility model content
The shortcomings that the purpose of this utility model is to solve specific heat capacity test inaccuracy in the prior art, and one proposed
Test device of the kind for big specific heat capacity.
To achieve these goals, the utility model employs following technical solution：
A kind of test device for big specific heat capacity, includes the 4th spherical shell, the 3rd spherical shell, the second ball successively from inside to outside
Shell, the first spherical shell, the 4th spherical shell, the 3rd spherical shell, the second spherical shell, the first spherical shell are formed by two hemispherical Shells, and described
Some resistive heaters are evenly distributed with four spherical shells, are consolidated in the housing lower half of the 4th spherical shell by several supporting rods
A first container is connected to, second container is equipped with the upper half-shell of the 4th spherical shell, the second container is equipped with conduit,
The conduit other end is placed in outside the first spherical shell, and the inside and outside wall of the first container and the inside and outside wall of second container are equipped with heat
Galvanic couple, the first spherical shell outside are equipped with display instrument, and the 3rd spherical shell is insulating layer, and second spherical shell is thermal insulation layer,
First spherical shell is protective layer.
Preferably, handle is equipped with the top of first spherical shell, the first spherical shell bottom is equipped with supporting leg.
Preferably, it is equipped with flat mouth flange seal structure between the 3rd spherical shell upper hemispherical shell and lower hemisphere shell, described
Threaded-on flange sealing structure is equipped between one spherical shell upper hemispherical shell and lower hemisphere shell.
Preferably, the place that the supporting rod is contacted with the 4th spherical shell is equipped with heat insulation.
The utility model proposes a kind of test device for big specific heat capacity, beneficial effect is：The present apparatus is heated
It is visibly homogeneous in journey, ensure that object under test is heated evenly, since unnecessary operating process is not required in the present apparatus, use very
It is convenient, since object under test need not be moved back and forth, reduce heat and scatter and disappear, reduce measurement error.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
In figure：First spherical shell 1, the second spherical shell 2, the 3rd spherical shell 3, the 4th spherical shell 4, resistive heater 5, handle 6, thermocouple
7th, container 8, supporting rod 9, heat insulation 10, flat mouth flange 11, threaded-on flange 12, supporting leg 13, second container 14, conduit 15.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
With reference to Fig. 1, a kind of test device for big specific heat capacity, includes the 4th spherical shell 4, the 3rd spherical shell successively from inside to outside
3rd, the second spherical shell 2, the first spherical shell 1, the 4th spherical shell 4, the 3rd spherical shell 3, the second spherical shell 2, the first spherical shell 1 are by two hemispherical Shell groups
Into the top of the first spherical shell 1 is equipped with handle 6, and 1 bottom of the first spherical shell is equipped with supporting leg 13,3 upper hemispherical shell of the 3rd spherical shell and lower hemisphere shell
Between be equipped with 11 sealing structure of flat mouth flange, sealed between 1 upper hemispherical shell of the first spherical shell and lower hemisphere shell equipped with threaded-on flange 12
Structure, some articles of resistive heaters 5 are evenly distributed with the 4th spherical shell 4, pass through several branch in the housing lower half of the 4th spherical shell 4
Strut 9 is connected with a first container 8, is equipped with second container 14 in the upper half-shell of the 4th spherical shell 4, second container 14 is equipped with
Conduit 15,15 other end of conduit are placed in outside the first spherical shell 1, and 8 inside and outside wall of the first container and 14 inside and outside wall of second container are equal
Equipped with thermocouple 7, the outside of the first spherical shell 1 is equipped with display instrument, and the 3rd spherical shell 3 is insulating layer, and the second spherical shell 2 is thermal insulation layer, the
One spherical shell 1 is protective layer, and the place that supporting rod 9 is contacted with the 4th spherical shell 4 is equipped with heat insulation 10.
When use, object under test is put into the first container 8 first, a period of time is heated by resistive heater 5
Afterwards, 14 temperature T of second container is measured11, 8 temperature T of the first container22, object under test temperature T33, it is M to be then injected into quality4, water
Temperature is T4Water, when water, second container 14, the first container 8 reach thermal balance, measure water temperature T44, 14 temperature T of second container1,
8 temperature T of the first container2, and object under test temperature T3, due to water, second container 14,8 mass of the first container and specific heat capacity
Know, absorb heat and be equal to releasing heat, obtain：
CWaterMWater（T44-T4）=C1 holdsM1 holds（T22-T2）+C2 holdM2 hold（T11-T1）+CSurvey thingMSurvey thing（T33-T3）
It can obtain object under test specific heat capacity CSurvey thing。
The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (4)
1. a kind of test device for big specific heat capacity, it is characterised in that include the 4th spherical shell successively from inside to outside（4）, the 3rd
Spherical shell（3）, the second spherical shell（2）, the first spherical shell（1）, the 4th spherical shell（4）, the 3rd spherical shell（3）, the second spherical shell（2）, first
Spherical shell（1）Formed by two hemispherical Shells, the 4th spherical shell（4）Inside it is evenly distributed with some resistive heaters（5）, it is described
4th spherical shell（4）Housing lower half in pass through several supporting rods（9）It is connected with a first container（8）, the 4th spherical shell
（4）Upper half-shell in be equipped with second container（14）, the second container（14）It is equipped with conduit（15）, the conduit（15）Separately
One end is placed in outside the first spherical shell 1, the first container（8）Inside and outside wall and second container（14）Inside and outside wall is equipped with thermoelectricity
It is even（7）, first spherical shell（1）Outside is equipped with display instrument, the 3rd spherical shell（3）For insulating layer, second spherical shell（2）
For thermal insulation layer, first spherical shell（1）For protective layer.
A kind of 2. test device for big specific heat capacity according to claim 1, it is characterised in that first spherical shell
（1）Top is equipped with handle（6）, first spherical shell（1）Bottom is equipped with supporting leg（13）.
A kind of 3. test device for big specific heat capacity according to claim 1, it is characterised in that the 3rd spherical shell
（3）Flat mouth flange is equipped between upper hemispherical shell and lower hemisphere shell（11）Sealing structure, first spherical shell（1）Upper hemispherical shell is with
Threaded-on flange is equipped between hemispherical Shell（12）Sealing structure.
A kind of 4. test device for big specific heat capacity according to claim 1, it is characterised in that the supporting rod（9）
With the 4th spherical shell（4）The place of contact is equipped with heat insulation（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721464690.1U CN207318396U (en) | 2017-11-06 | 2017-11-06 | A kind of test device for big specific heat capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721464690.1U CN207318396U (en) | 2017-11-06 | 2017-11-06 | A kind of test device for big specific heat capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207318396U true CN207318396U (en) | 2018-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721464690.1U Expired - Fee Related CN207318396U (en) | 2017-11-06 | 2017-11-06 | A kind of test device for big specific heat capacity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207318396U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916952A (en) * | 2019-04-12 | 2019-06-21 | 中国工程物理研究院化工材料研究所 | The surface convection transfer rate measuring system and measurement method of georama configuration |
-
2017
- 2017-11-06 CN CN201721464690.1U patent/CN207318396U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916952A (en) * | 2019-04-12 | 2019-06-21 | 中国工程物理研究院化工材料研究所 | The surface convection transfer rate measuring system and measurement method of georama configuration |
| CN109916952B (en) * | 2019-04-12 | 2024-01-19 | 中国工程物理研究院化工材料研究所 | System and method for measuring surface convection heat transfer coefficient of hollow sphere configuration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180504 Termination date: 20201106 |