30results about How to "Meet different heat dissipation needs" patented technology

The invention discloses a shutter of an IPX4 protection grade. The shutter comprises an upper protection structure and a lower protection structure, and the upper protection structure and the lower protection structure are both of a curved surface structure, so that the splashing energy is attenuated, and water drops on a wall are guided to slide to the outside along the curved surface structures;the convex surface of the upper protection structure and the concave surface of the lower protection structure are in the same direction, and a free ventilation cavity is formed between the upper protection structure and the lower protection structure and is used for ventilation and heat dissipation. The shutter meets the requirements of the IPX4 protection grade, and meanwhile has good ventilation and heat dissipation functions, so that different heat dissipation requirements of products are met, and installation or connection of other parts is facilitated.

The invention provides a water cooling motor casing and a water passage sealing structure of the water cooling motor casing. A plurality of axial direct through holes are arranged on the side wall of the casing for forming water passages, the two ends of each direct through hole are sealed, communication holes are arranged between the direct through holes so that the water passages are connected, step grooves are arranged on the inner walls of the two side end parts of the water passages and are used for fixing and placing thin sheet aluminum strips, sealing glue is filled after the aluminum strips are placed, the aluminum strips are fixed, and in addition, the water passages are sealed. The process is simple, the production efficiency of a water cooling motor can be effectively improved, in addition, the sealing performance is high, and the safety is high.

A power distribution cabinet with a safety protection function disclosed by the present invention comprises a main cabinet body, an equipment cavity is arranged in the main cabinet body, an air inletcommunicated with the outside is arranged in the left side wall of the equipment cavity, air outlets communicated with the outside are symmetrically arranged in the front wall and the rear wall of theequipment cavity, and a first driving cavity is arranged on the upper side of the equipment cavity, a second driving cavity is formed in the left side of the first driving cavity, a driving mechanismis arranged in the first driving cavity, a linkage mechanism connected with the driving mechanism in a matched mode is arranged in the second driving cavity, dustproof plates are arranged in the airinlet and the air outlet, and a first supporting plate extending front and back is further fixedly arranged in the air inlet; a first rotating shaft is connected into the first supporting plate in a rotating fit mode, a first bevel gear is fixedly arranged in the left side of the first rotating shaft, first fan blades are fixedly arranged at the right end of the first rotating shaft, a second supporting plate is further fixedly arranged in the air outlet, a second rotating shaft is connected into the second supporting plate in a rotating fit mode, and a second fan blade is fixedly arranged atthe side, far away from the equipment cavity, of the second rotating shaft.

The invention discloses a heat-radiating system for a crane, which comprises a guide plate positioned below a cab and provided with a bottom surface and side surfaces, a back and forth air channel formed by the lower bottom surface of the cab and an air inlet mechanism, wherein an air outlet of the air channel is positioned in front of an engine heat radiator, the air inlet mechanism comprises atleast one exhaust fan, a power supply and a switch, the exhaust fan is connected with the power supply and the switch and is controlled by the switch, and air enters the air channel after passing through the exhaust fan. The exhaust fan can carry out forced air inlet for providing enough cold air for the heat radiator, thus the heat radiating effect of the heat radiator is greatly improved. In one specific embodiment mode, the switch is a temperature-controlled switch, and the air inlet mechanism is controlled according to demands on the temperature of a cooling water outlet of an engine. Theinvention also provides the crane which comprises the heat-radiating system.

An overlapped heat radiation structure comprises a bearing abutment, a supporting assembly, an overlapped assembly and a guide plate. The bearing abutment is provided with an installing surface. The supporting assembly comprises a supporting rod, a buffering ring and a locking ring, the supporting rod is arranged on the installing surface and sleeved with the buffering ring and the locking ring, the locking ring and the supporting rod are in threaded connection, and the locking ring abuts against the side surface, far away from the bearing abutment, of the buffering ring. The overlapped assembly is arranged on the installing surface and clamped between the buffering ring and the bearing abutment. The overlapped assembly is provided with a receding groove, and the supporting rod is located in the receding groove. The overlapped assembly comprises a plurality of overlapped plates which are overlapped. The guide plate is arranged on the installing surface and located in the receding groove, and the guide plate abuts against the inner side wall of the receding groove. In this way, different heat radiation loads can be adjusted correspondingly by adjusting the number of the overlapped plates of the overlapped assembly. In addition, the overlapped assembly is clamped between the buffering ring and the bearing abutment, and the overall structure stability is higher.

The invention discloses an electronic device heat dissipation structure with a three-dimensional net-shaped structure and a manufacturing method. The electronic device heat dissipation structure comprises a heat dissipation plate, a multi-layer micron-sized net-shaped structure and a multi-layer framework. A plurality of layers of micron-sized net structures are arranged on the heat dissipation plate, a framework layer is arranged between every two adjacent layers of micron-sized net structures, the micron-sized net structures are modified with nano-sized microstructures, and the heat dissipation plate, the micron-sized net structures and the framework layers are all made of copper. On the microcosmic level, the supplementing capacity of liquid can be improved, and bubble disengagement isfacilitated, and on the macroscopic level, the heat exchange area can be increased, and the heat exchange capacity is enhanced.

The invention discloses a multi-efficiency composite layer radiator. The multi-efficiency composite layer radiator includes a heat conduction plate which is arranged in a case and abuts against the surface of a heating element, and a heat dissipation assembly which is arranged on the heat conduction plate for dissipating heat absorbed by the heat conduction plate, wherein the heat dissipation assembly comprises a plurality of fin groups with different heat dissipation efficiencies, and the distribution position of each fin group on the heat dissipation assembly corresponds to the distributionposition of a heat accumulation group in the case, so that the heat dissipation requirements of all positions in the case are respectively met. According to the multi-efficiency composite layer radiator, by arranging the fin groups with different distribution positions and different heat dissipation efficiencies on the heat dissipation assembly, areas with different heat distributions in the caseare subjected to heat dissipation respectively in a targeted mode, so that the comprehensive heat dissipation efficiency of the server is improved, and different heat dissipation requirements at different positions in the case are met while the situations of insufficient performance and excessive performance are avoided, and cost and performance are both considered. The invention also discloses anonboard structure and a server. The beneficial effects of the onboard structure and the server are as described above.

The invention relates to a multi-application radiator. The multi-application radiator comprises water cooling systems, a terminal system and air cooling systems. The water cooling systems are connected with the two sides of the upper portion of the terminal system, and the air cooling systems are connected with the two sides of the lower portion of the terminal system. The multi-application radiator has the functions of water cooling and air cooling, can conduct water cooling heat dissipation and air cooling heat dissipation at the same time, meets different heat dissipation requirements of different parts of the same equipment, has the high pertinence and is better in heat dissipation effect. The water cooling systems of the multi-application radiator can achieve recycling of cooling water, the number of cooling conduction mechanisms can be adjusted as required, the amount of cooling water can be controlled as required, the cooing rate is high, the heat dissipation effect is good, thecost is low, and energy conservation and environment protection are achieved. The multi-application radiator is good in heat dissipation effect, can meet different heat dissipation requirements of different machines and facilities, and is broad in application range.

The invention relates to the technical field of vehicles, in particular to a cooling system, a control method and a vehicle. The cooling system comprises a first cooling branch circuit, a second cooling branch circuit and a supercharging device, wherein the first cooling branch circuit and the second cooling branch circuit are connected in parallel, channels for cooling working media to flow are internally arranged in the first cooling branch circuit and the second cooling branch circuit, the supercharging device is used for adjusting the pressure in the first cooling branch circuit, the firstcooling branch circuit comprises a first to-be-cooled part and a regulating valve which are connected in sequence, and the second cooling branch circuit comprises a pressure adjusting device and a second to-be-cooled piece which are connected in sequence. The first cooling branch circuit and the second cooling branch circuit are designed to cool a cylinder cover and a cylinder block correspondingly so as to meet different heat dissipation requirements of the cylinder block and the cylinder cover, and the heat dissipating capacity of the cylinder block and the cylinder cover is adjusted according to the load state of the engine, rapid change of heat exchange capacity and engine water jacket wall surface temperature is achieved, and the optimal working temperature of the engine is achieved.

The invention discloses an external fence type water inlet flow regulator, which comprises an immersion box body used for installing a server assembly, a plurality of water inlet holes formed in the side wall of the immersion box body, and the flow adjusting mechanism which is arranged outside the side wall of the immersion box body and is used for adjusting the water inlet area of each water inlet hole so as to adapt to the heat dissipation requirement of the server assembly in the corresponding area. Thus, for the server assembly with a large heat dissipation requirement, the water inlet area of the corresponding water inlet hole is large, the water inlet flow of the cooling liquid in the corresponding area is large, the cooling effect on the specific server assembly is better, and vice versa. According to the external fence type water inlet flow regulator provided by the invention, the water inlet area of each water inlet hole is adaptively regulated through the flow regulation mechanism, so that the application range of immersed liquid cooling can be expanded, and different heat dissipation requirements of server components in specific areas are met. The invention further discloses the liquid cooling server, and the beneficial effects of the liquid cooling server are as mentioned above.