2results about How to "Reduce construction intensity" patented technology

The application provides a precision refrigeration unit integrating cold water and air conditioning for a magnetic resonance device, which comprises an indoor unit and an outdoor unit connected with the indoor unit, the indoor unit comprises a refrigeration system, a cold water system, an air conditioning system and an electric control system, and the outdoor unit comprises a condensation system, wherein the refrigeration system is connected with the condensation system, the cold water system and the air conditioning system respectively, the refrigeration system and the condensation system provide refrigerant for evaporators in the cold water system and the air conditioning system, and the refrigerant after heat exchange in the cold water system and the air conditioning system is recovered to the condensation system through the refrigeration system, the cold water system provides cold water for heat generating components of the magnetic resonance device, the air conditioning system provides temperature and humidity within a preset range for a scanning room and a device room of the magnetic resonance device, and the electric control system is electrically connected with the refrigeration system, the condensation system, the cold water system and the air conditioning system respectively. The application is beneficial to solving the problems of high cost, large occupied area, high construction difficulty and low reliability of the prior art.

The application discloses a construction method of a road and bridge safety guardrail, and comprises the following steps: (a) marking a construction area; (b) installing a first cross beam between two stand columns to obtain a stand column combination; (c) installing a buffer cylinder between two stand column combinations; (d) butting a second cross beam with a connecting seat, and then installing the connecting seat on the first cross beam; (e) butting the second cross beam with two adjacent connecting seats; (f) fixing the stand column in place; (g) installing on the second cross beam; (h) locking a first anti-glare plate; and (i) installing a limiting rod between two adjacent anti-glare plates. The application has the advantages of simple construction, small quantity of bolts, low operation difficulty, low labor intensity, high construction efficiency, step-by-step order, guaranteed assembly quality of the guardrail, reliable and effective light blocking wall formed by the anti-glare plates, difficult penetration of light of an opposite vehicle, good light blocking effect, and solved problem of opposite vehicle light glare.