CN204925002U - Frozen soil coefficient of heat conductivity apparatus - Google Patents
Frozen soil coefficient of heat conductivity apparatus Download PDFInfo
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- CN204925002U CN204925002U CN201520628460.9U CN201520628460U CN204925002U CN 204925002 U CN204925002 U CN 204925002U CN 201520628460 U CN201520628460 U CN 201520628460U CN 204925002 U CN204925002 U CN 204925002U
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- insulation
- constant temperature
- circulation fluid
- temperature oven
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Abstract
The utility model provides a frozen soil coefficient of heat conductivity apparatus, includes the insulation can, the insulation can be square box, inside is provided with insulation material, the inside of insulation can be provided with thermostated container A and thermostated container B, thermostated container A and thermostated container B bilateral symmetry distribute, thermostated container A and thermostated container B on all to be provided with the export of cryostat circulation fluid imported with the cryostat circulation fluid, cryostat circulation fluid export and cryostat circulation fluid importedly all be connected with low temperature cold water territory, the insulation can in still be provided with sample box and paraffin box, the both sides face of sample box be provided with temperature sensor, the both sides face of paraffin box on be provided with temperature sensor, simple structure, convenient to use, frozen soil coefficient of heat conductivity apparatus that the practicality is strong can carry out accurate strict measurement to frozen soil, keeps warm the box through thermostated container and heated board to sample box and paraffin box and steps up, the effectively influence that causes the experiment of preventing wobbling.
Description
Technical field
The utility model relates to testing tool technical field, is exactly specifically a kind of thermal conductivity of frozen soils analyzer.
Background technology
Coefficient of heat conductivity be soil sample an important thermodynamic parameter, it is the index representing the soil body capacity of heat transmission, the how accurately coefficient of heat conductivity of measuring frozen, road construction is had great significance, but current thermal conductivity of frozen soils testing tool operation is cumbersome, and there is larger error in test structure, not rigorous to the detection of construction soil sample, can not selecting properly soil sample during construction, cause later maintenance, increase cost, therefore, the coefficient of heat conductivity of a kind of tester to construction soil sample is needed to carry out accurately strict detection, the needs of effective guarantee different construction conditions, and Structure of need is simple, easy to operate, be convenient to detect.
Summary of the invention
The purpose of this utility model is to provide a kind of thermal conductivity of frozen soils analyzer, and structure is simple, and easy to use, practical thermal conductivity of frozen soils analyzer, can carry out accurately strict measurement to frozen soil.
The technical scheme in the invention for solving the technical problem is: a kind of thermal conductivity of frozen soils analyzer, comprise insulation can, described insulation can is square box, inside is provided with insulation material, the inside of described insulation can is provided with constant temperature oven A and constant temperature oven B, described constant temperature oven A and the symmetrical distribution of constant temperature oven B, described constant temperature oven A and constant temperature oven B is provided with the outlet of cryostat circulation fluid and the import of cryostat circulation fluid, described cryostat circulation fluid outlet is all connected with cryogenic water with the import of cryostat circulation fluid, sample box and paraffin box is also provided with in described insulation can, the two sides of described sample box are provided with temperature sensor, the two sides of described paraffin box are provided with temperature sensor.
As optimization, be provided with heat exchange evaporation comb and electric heating tube in described cryogenic water, described heat exchange evaporation comb connects refrigeration system.
As optimization, described cryostat circulation fluid exports on the pipeline that is connected with cryogenic water and is provided with water pump.
As optimization, the temperature of described constant temperature oven A is set to-10 °.
As optimization, the temperature of described constant temperature oven B is set to-25 °.
The beneficial effects of the utility model are: compared with prior art, a kind of thermal conductivity of frozen soils analyzer of the present utility model, structure is simple, easy to use, practical thermal conductivity of frozen soils analyzer, accurately strict measurement can be carried out to frozen soil, carry out incubation chamber by constant temperature oven and warming plate to sample box and paraffin box to step up, effectively prevent from rocking on testing the impact caused, the constant temperature oven of two different temperatures freezes sample simultaneously, and by the contrast with standard sample in process of the test, improve the degree of accuracy of test, effectively ensure that the accuracy of test.
Accompanying drawing explanation
Fig. 1 is the utility model overall construction drawing;
Wherein, 1 cryostat circulation fluid outlet, 2 sample boxs, 3 temperature sensors, 4 insulation cans, 5 cryostat circulation fluid imports, 6 cryogenic waters, 7 constant temperature oven A, 8 constant temperature oven B, 9 paraffin boxes, 10 electric heating tubes, 11 refrigeration systems, 12 water pumps, 13 heat exchange evaporation combs, 14 warming plates.
Embodiment
As shown in Figure 1 in embodiment, a kind of thermal conductivity of frozen soils analyzer, comprise insulation can 4, insulation can 4 is square box, inside is provided with insulation material, the inside of insulation can 4 is provided with constant temperature oven A7 and constant temperature oven B8, constant temperature oven A7 and the symmetrical distribution of constant temperature oven B8, constant temperature oven A7 and constant temperature oven B8 is provided with cryostat circulation fluid outlet 1 and cryostat circulation fluid import 5, cryostat circulation fluid outlet 1 is all connected with cryogenic water 6 with cryostat circulation fluid import 5, sample box 2 and paraffin box 9 is also provided with in insulation can 4, the two sides of sample box 2 are provided with temperature sensor 3, the two sides of paraffin box 9 are provided with temperature sensor 3.
Be provided with heat exchange evaporation comb 13 and electric heating tube 10 in cryogenic water 6, heat exchange evaporation comb 13 connects refrigeration system 11.
The pipeline that cryostat circulation fluid outlet 1 is connected with cryogenic water 6 is provided with water pump 12.
The temperature of constant temperature oven A7 is set to-10 °.
The temperature of constant temperature oven B8 is set to-25 °.
Compared with prior art, a kind of thermal conductivity of frozen soils analyzer of the present utility model, structure is simple, easy to use, practical thermal conductivity of frozen soils analyzer, accurately strict measurement can be carried out to frozen soil, carry out incubation chamber by constant temperature oven and warming plate to sample box and paraffin box to step up, effectively prevent from rocking on testing the impact caused, the constant temperature oven of two different temperatures freezes sample simultaneously, and by the contrast with standard sample in process of the test, improve the degree of accuracy of test, effectively ensure that the accuracy of test.
Above-mentioned embodiment is only concrete case of the present utility model; scope of patent protection of the present utility model includes but not limited to product form and the style of above-mentioned embodiment; any meet the utility model claims a kind of thermal conductivity of frozen soils analyzer and any person of an ordinary skill in the technical field to its suitable change done or modification, all should fall into scope of patent protection of the present utility model.
Claims (5)
1. a thermal conductivity of frozen soils analyzer, comprise insulation can (4), it is characterized in that: described insulation can (4) is square box, inside is provided with insulation material, the inside of described insulation can (4) is provided with constant temperature oven A(7) and constant temperature oven B(8), described constant temperature oven A(7) and constant temperature oven B(8) symmetrical distribution, described constant temperature oven A(7) and constant temperature oven B(8) on be provided with cryostat circulation fluid outlet (1) and cryostat circulation fluid import (5), described cryostat circulation fluid outlet (1) is all connected with cryogenic water (6) with cryostat circulation fluid import (5), sample box (2) and paraffin box (9) is also provided with in described insulation can (4), the two sides of described sample box (2) are provided with temperature sensor (3), the two sides of described paraffin box (9) are provided with temperature sensor (3).
2. a kind of thermal conductivity of frozen soils analyzer according to claim 1, is characterized in that: be provided with heat exchange evaporation comb (13) and electric heating tube (10) in described cryogenic water (6), and described heat exchange evaporation comb (13) connects refrigeration system (11).
3. a kind of thermal conductivity of frozen soils analyzer according to claim 1, is characterized in that: the pipeline that described cryostat circulation fluid outlet (1) is connected with cryogenic water (6) is provided with water pump (12).
4. a kind of thermal conductivity of frozen soils analyzer according to claim 1, is characterized in that: described constant temperature oven A(7) temperature be set to-10 °.
5. a kind of thermal conductivity of frozen soils analyzer according to claim 1, is characterized in that: described constant temperature oven B(8) temperature be set to-25 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520628460.9U CN204925002U (en) | 2015-08-19 | 2015-08-19 | Frozen soil coefficient of heat conductivity apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520628460.9U CN204925002U (en) | 2015-08-19 | 2015-08-19 | Frozen soil coefficient of heat conductivity apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204925002U true CN204925002U (en) | 2015-12-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520628460.9U Active CN204925002U (en) | 2015-08-19 | 2015-08-19 | Frozen soil coefficient of heat conductivity apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN204925002U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106841290A (en) * | 2017-04-07 | 2017-06-13 | 天津城建大学 | Suitable for the thermal conductivity factor computational methods of saturation chiltern frozen soil |
| CN106841291A (en) * | 2017-04-08 | 2017-06-13 | 天津城建大学 | For determining each device and its method of testing to thermal conductivity factor of frozen soil |
| CN108445192A (en) * | 2018-05-31 | 2018-08-24 | 北京城建集团有限责任公司 | A kind of multi-functional frost heave, thaw collapse experimental rig |
-
2015
- 2015-08-19 CN CN201520628460.9U patent/CN204925002U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106841290A (en) * | 2017-04-07 | 2017-06-13 | 天津城建大学 | Suitable for the thermal conductivity factor computational methods of saturation chiltern frozen soil |
| CN106841290B (en) * | 2017-04-07 | 2019-11-26 | 天津城建大学 | Suitable for being saturated the thermal coefficient calculation method of chiltern frozen soil |
| CN106841291A (en) * | 2017-04-08 | 2017-06-13 | 天津城建大学 | For determining each device and its method of testing to thermal conductivity factor of frozen soil |
| CN106841291B (en) * | 2017-04-08 | 2023-06-27 | 天津城建大学 | Device for measuring heat conduction coefficient of frozen soil in various directions and testing method thereof |
| CN108445192A (en) * | 2018-05-31 | 2018-08-24 | 北京城建集团有限责任公司 | A kind of multi-functional frost heave, thaw collapse experimental rig |
| CN108445192B (en) * | 2018-05-31 | 2023-11-17 | 北京城建集团有限责任公司 | Multifunctional frost heaving and thawing test device |
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