CN203396731U - Cement concrete test piece temperature testing device for simulating natural environment - Google Patents
Cement concrete test piece temperature testing device for simulating natural environment Download PDFInfo
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- CN203396731U CN203396731U CN201320521401.2U CN201320521401U CN203396731U CN 203396731 U CN203396731 U CN 203396731U CN 201320521401 U CN201320521401 U CN 201320521401U CN 203396731 U CN203396731 U CN 203396731U
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- test specimen
- cement concrete
- natural environment
- testing device
- temperature testing
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Abstract
The utility model relates to a cement concrete test piece temperature testing device for simulating the natural environment. The cement concrete test piece temperature testing device for simulating the natural environment comprises a box body; the box body is internally provided with an environment control system, a test piece loading device and a data collecting system; the environment control system comprises a daylight simulation device, an air blowing device and a humidifier; the data collecting system comprises a damp and hot sensor and a temperature sensor. The cement concrete test piece temperature testing device for simulating the natural environment is simple in principle, is convenient to operate, is intuitive in test structure, can be used for evaluating the temperature influence of the environment to a test piece, and has the characteristics of good reliability and accurate determination.
Description
Technical field
The utility model belongs to road engineering testing equipment technical field, relates to a kind of test specimen temperature testing device, especially a kind of cement concrete test specimen temperature testing device of simulating natural environment.
Background technology
The exposed pavement structure on earth's surface, in the impact in large natural environment, is standing the impact of physical environment completely for a long time, is subject to the combined action of the various meteorologic factors such as solar radiation, cooling at night, cold current, wind, rain, snow.Under the effect of physical environment, road structure temperature is occurring to change constantly, has formed the temperature field of road structure.
Under temperature action, pavement structure produces temperature-warping stress and the flexible stress of temperature, on temperature stress effect Xia， road surface, easily produces the diseases such as crack, and the Long Service Life of road pavement produces certain impact.And in physical environment, road pavement temperature influence factor is larger the factors such as temperature, solar radiation, wind speed, humidity.
At present, there is no a kind of instrument can be under the different physical environment of indoor situation Imitating, the impact of the factor road pavement structures such as the temperature transmission capacity of cement concrete pavement structure, analyzing radiation, temperature, all can only test in test section the situation of change of pavement temperature.The utility model can more conveniently be measured temperature absorption, the transmission capacity of different test specimens efficiently, for solving the temperature stress problem on road surface, provides certain reliable basis.
Utility model content
The purpose of this utility model is to overcome the shortcoming of above-mentioned prior art, a kind of cement concrete test specimen temperature testing device of simulating natural environment is provided, its principle is simple, easy to operate, test structure is directly perceived, can be used for evaluating the temperature impact of environment on test specimen, this device has good reliability, measures feature accurately.
The purpose of this utility model solves by the following technical programs:
The cement concrete test specimen temperature testing device of this simulating natural environment, comprises casing, is provided with environmental control system, test specimen charger and data acquisition system (DAS) in casing; Described environmental control system comprises daylight analogue means, blowing device, humidifier; Described data acquisition system (DAS) comprises damp and hot sensor and temperature sensor.
Further, at casing, be outside equipped with control module, described control module comprises intensity of illumination control knob, humidity control knob, wind speed control knob, and described daylight analogue means is by intensity of illumination control knob capable of regulating illumination intensity; Described humidifier regulates by humidity control knob; Described blowing device regulates wind speed size by wind speed control knob.
Above-mentioned daylight analogue means is daylight lamp, is arranged on the top of casing.
Above-mentioned test specimen charger comprises the objective table that height can be adjusted by support, and test piece fixing device; Described test piece fixing device is by the surrounding sealing of test specimen, and described temperature sensor is fixed on test specimen upper and lower surface simultaneously.
Above-mentioned data acquisition system (DAS) also includes display screen, and described display screen is connected with temperature sensor with damp and hot sensor.
The utlity model has following beneficial effect:
(1) distribution situation that the utility model can well imitation specimen temperature field under the physical environment of different regions.
(2) device of the present utility model is easy and simple to handle, economical and practical.
(3) device experiment principle of the present utility model is simple.
Accompanying drawing explanation
The cement concrete test specimen temperature testing device front view of a kind of simulating natural environment of Fig. 1;
Wherein: 1 is daylight analogue means; 2 is humidifier; 3 is blowing device; 4 is objective table; 5 is test piece fixing device; 6 is test specimen; 7 is damp and hot sensor; 8 is data line; 9 is display screen; 10 is temperature sensor; 11 is intensity of illumination button; 12 is humidity control knob; 13 is wind speed control knob; 14 is damp and hot sensing switch; 15 is battery main switch.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Referring to Fig. 1, the cement concrete test specimen temperature testing device of simulating natural environment of the present utility model, comprises casing, is provided with environmental control system, test specimen charger and data acquisition system (DAS) in casing; Described environmental control system comprises daylight analogue means 1, blowing device 3, humidifier 2; Described data acquisition system (DAS) comprises damp and hot sensor 7 and temperature sensor 6.
At casing, be also provided with control module outward, this control module comprise intensity of illumination control knob 11, humidity control knob 12, wind speed control knob 13 and, battery main switch 15, daylight analogue means 1 is by intensity of illumination control knob 11 capable of regulating illumination intensities; Humidifier 2 regulates by humidity control knob 12; Blowing device 3 regulates wind speed size by wind speed control knob 13.Damp and hot sensor 7 is also connected with damp and hot sensing switch 14.Battery main switch 15 is responsible for the power supply supply of whole device.
Described test specimen charger comprises the objective table 4 that height can be adjusted by support, and test piece fixing device 5; Test piece fixing device 5 is by the surrounding sealing of test specimen, and described temperature sensor 6 is fixed on test specimen upper and lower surface simultaneously.
Described data acquisition system (DAS) also includes display screen 9, and display screen 9 is connected with temperature sensor 6 with damp and hot sensor 7 by data line 8, can show the humidity in the sealed thermal insulating container recording by damp and hot sensor 7.
In most preferred embodiment of the present utility model, daylight analogue means 1 is daylight lamp, is arranged on the top of casing.Blowing device 3 is arranged on wall box; Objective table 4 prevents in bottom half central authorities; Humidifier 2 is fixed on the top of wall box, guarantees that the humidity of whole environment in casing is even; Damp and hot sensor 7 is fixedly installed on wall box.
The utility model in use, according to the test condition of drafting in advance, is adjusted to required situation by environment, then converts different test condition (wind speed, humidity etc.), analyzes the major influence factors of test specimen temperature.
Claims (5)
1. a cement concrete test specimen temperature testing device for simulating natural environment, is characterized in that, comprises casing, is provided with environmental control system, test specimen charger and data acquisition system (DAS) in casing; Described environmental control system comprises daylight analogue means (1), blowing device (3), humidifier (2); Described data acquisition system (DAS) comprises damp and hot sensor (7) and temperature sensor (10).
2. the cement concrete test specimen temperature testing device of simulating natural environment according to claim 1, it is characterized in that, at casing, be outside equipped with control module, described control module comprises intensity of illumination control knob (11), humidity control knob (12), wind speed control knob (13), and described daylight analogue means (1) is by intensity of illumination control knob (11) capable of regulating illumination intensity; Described humidifier (2) regulates by humidity control knob (12); Described blowing device (3) regulates wind speed size by wind speed control knob (13).
3. the cement concrete test specimen temperature testing device of simulating natural environment according to claim 1 and 2, is characterized in that, described daylight analogue means (1) is daylight lamp, is arranged on the top of casing.
4. the cement concrete test specimen temperature testing device of simulating natural environment according to claim 1, is characterized in that, described test specimen charger comprises the objective table (4) that height can be adjusted by support, and test piece fixing device (5); Described test piece fixing device (5) is by the surrounding sealing of test specimen (6), and described temperature sensor (10) is fixed on test specimen (6) upper and lower surface simultaneously.
5. the cement concrete test specimen temperature testing device of simulating natural environment according to claim 1, it is characterized in that, described data acquisition system (DAS) also includes display screen (9), and described display screen (9) is connected with temperature sensor (10) with damp and hot sensor (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320521401.2U CN203396731U (en) | 2013-08-23 | 2013-08-23 | Cement concrete test piece temperature testing device for simulating natural environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320521401.2U CN203396731U (en) | 2013-08-23 | 2013-08-23 | Cement concrete test piece temperature testing device for simulating natural environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203396731U true CN203396731U (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320521401.2U Expired - Fee Related CN203396731U (en) | 2013-08-23 | 2013-08-23 | Cement concrete test piece temperature testing device for simulating natural environment |
Country Status (1)
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| CN (1) | CN203396731U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104233738A (en) * | 2014-10-10 | 2014-12-24 | 无锡同春新能源科技有限公司 | Indoor precise cotton quilt airing sunlight simulator powered by lithium ion battery |
| CN104535602A (en) * | 2014-12-24 | 2015-04-22 | 长安大学 | Device for testing freezing resistance of salt storage asphalt mixtures and testing method thereof |
| CN110412252A (en) * | 2019-08-09 | 2019-11-05 | 长江水利委员会长江科学院 | A kind of solar radiation performance test apparatus and test method for concrete |
| CN115344077A (en) * | 2022-08-08 | 2022-11-15 | 建筑材料工业信息中心 | Supervision system and method for cement warehouse |
-
2013
- 2013-08-23 CN CN201320521401.2U patent/CN203396731U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104233738A (en) * | 2014-10-10 | 2014-12-24 | 无锡同春新能源科技有限公司 | Indoor precise cotton quilt airing sunlight simulator powered by lithium ion battery |
| CN104535602A (en) * | 2014-12-24 | 2015-04-22 | 长安大学 | Device for testing freezing resistance of salt storage asphalt mixtures and testing method thereof |
| CN110412252A (en) * | 2019-08-09 | 2019-11-05 | 长江水利委员会长江科学院 | A kind of solar radiation performance test apparatus and test method for concrete |
| CN115344077A (en) * | 2022-08-08 | 2022-11-15 | 建筑材料工业信息中心 | Supervision system and method for cement warehouse |
| CN115344077B (en) * | 2022-08-08 | 2024-04-02 | 建筑材料工业信息中心 | Monitoring system and method for cement warehouse |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20160823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |