4results about How to "High or low temperature" patented technology

The invention discloses an adjustable child cooling cap with a temperature monitoring function, and relates to the technical field of cooling caps. The semiconductor chilling plate has the characteristics of real-time temperature control and controllable temperature difference range, the purpose of cooling the whole cap body can be achieved under the action of the semiconductor chilling plate, then the purpose of cooling the head of a user can be achieved, the temperature sensing chip can monitor the temperature of the head of the user in real time, and the temperature sensing chip can monitor the temperature of the head of the user in real time. The temperature is prevented from being too high or too low, and the use effect is guaranteed; by changing the position of the adjusting shaft in the fixing seat, the positions of the head end and the tail end of the bearing belt in the fixing seat can be changed, so that the using length of the bearing belt can be adjusted, the using requirements of different users can be met, and after adjustment is completed, the purpose of positioning and fixing the adjusting shaft and the bearing belt can be achieved by screwing the fastener. According to the safety helmet, the helmet body can be prevented from deviating, ears of a user cannot be scratched, and safety is high.

The invention provides a low-temperature and low-pressure controllable environment simulation device, which comprises a simulation cabin, a temperature control unit and a pressure control unit, and is characterized in that the simulation cabin is internally provided with a test space; the temperature control unit is communicated with the test space and is used for creating a temperature condition for the test space; the pressure control unit is communicated with the test space and used for creating a pressure condition for the test space. Through the integrated design, partial or all components in the pressure control unit and the temperature control unit are operated or closed, so that the test environment is flexibly controlled; five different test modes of a normal-pressure test environment, a normal-temperature and low-pressure test environment, a low-temperature test environment, a low-temperature and low-pressure test environment and a low-pressure test environment can be realized, simulation of various environmental conditions is realized, the number of equipment required by the test is reduced, the equipment cost and the occupied area are reduced, and the test efficiency is improved. And the laboratory cost is reduced, the site space requirement is saved, and the test efficiency is improved.

This utility model discloses a heating furnace for processing bearing rings, relating to the field of bearing ring processing technology. The utility model includes a heating furnace with a support plate fixedly installed on one side. A first electric telescopic rod is fixedly installed at the top edge of the support plate. A vertical plate is fixedly installed at the drive end of the first electric telescopic rod. A rack is fixedly installed on the side of the vertical plate near the heating furnace. A first gear is meshed with the side of the rack away from the vertical plate. A first rotating shaft is fixedly installed in the middle of the first gear. The first rotating shaft is rotatably engaged with the support plate. A turntable is fixedly installed at the top of the first rotating shaft. A second electric telescopic rod is fixedly installed at the top of the turntable. A top plate is fixedly installed at the drive end of the second electric telescopic rod. This utility model enables the simultaneous heating of bearing rings and the placement of unheated bearing rings, improving overall work efficiency and production efficiency.

The utility model discloses a heat energy low-carbon heat supply device, which relates to the technical field of heat supply equipment, and comprises a main body, the top of the main body is provided with a heating assembly, the heating assembly comprises a bottom box, the bottom box is fixedly arranged at the top of the main body, the top of the bottom box is provided with an installation assembly, the installation assembly comprises a heat supply box, and the heat supply box is fixedly arranged at the top of the main body. The heat supply box is fixedly installed on the top of the main body, and a packaging assembly is arranged on the front face of the heat supply box. The heat preservation layer is made of heat preservation materials, the heat preservation effect can be achieved in the heat supply box, loss of heat in the heat preservation box can be reduced to a certain degree, the reinforcing partition plate is fixedly connected to the interior of the heat supply box, the heat dissipation coil pipe penetrates through the interior of the reinforcing partition plate, the reinforcing partition plate can reinforce installation of the heat dissipation coil pipe, and the heat dissipation coil pipe is prevented from being damaged. The stability of the heat dissipation coil pipe is improved, the backflow pipe is fixedly installed at one end of the heat dissipation coil pipe, and hot water in the heat dissipation coil pipe can be discharged into the heating water tank again through the backflow pipe.