Standard maintenance apparatus for cement concrete test piece

The utility model relates to maintenance equipment of the cement and concrete specimen in civil engineering, which contains a maintenance chamber and an automatic temperature and humidity control device for the chamber, and is featured that the automatic temperature and humidity control device conta...

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Bibliographic Details
Main Author YONG,LI NI
Format Patent
LanguageEnglish
Published 27.06.2007
Subjects
PERFORMING OPERATIONS
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
TRANSPORTING
WORKING CEMENT, CLAY, OR STONE
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Summary:The utility model relates to maintenance equipment of the cement and concrete specimen in civil engineering, which contains a maintenance chamber and an automatic temperature and humidity control device for the chamber, and is featured that the automatic temperature and humidity control device contains a steam generator/hot water generator, a refrigerating compressor and an automatic controller; for the electric heater of the steam generator, a finned electric heater is applied; for the automatic controller, a WSK temperature and humidity controller with electronic digital display is applied. The utility model has the advantages in that the controlling precision is high with controlling temperature being 200+/-2 degrees centigrade; the relative humidity is 95%+/-5% RH, which completely fulfills the maintenance condition the standard requires, and the testing data of the specimen is true and reliable, and could ensure the quality of civil engineering projects.
Bibliography:Application Number: CN2006234444U