504results about How to "Does not affect heat dissipation" patented technology

The temperature control system includes heat elimination air flue including air inlet and air outlet, and reflow dual flue including first air inlet and first air outlet. The first air inlet and first air outlet of reflow dual flue are connected to the air outlet and air inlet of the heat elimination air flue. Heat elimination fan system is setup in the heat elimination air flue. Circulating fan system is setup in the reflow dual flue. Under environment in normal temperature, the invention does not need of using additional heating unit. Using heat consumption of equipment self, the invention carries out heating to reduce relative humidity in cabinet, inhibit corrosion, save energy, and guarantee reliable heat elimination for equipment.

This invention discloses a temperature-control device, a process device and a system of a cabinet and a method, in which, the temperature-control system includes a radiation wind channel with inlet and outlet and a reflux mixed channel with circulation wind inlet and outlet and a cabinet temperature-control device, the inlet and outlet of the reflux mixed wind channel are connected with the outlet and inlet of the radiation gas channel and circular fans or environmental fans are set in the reflux mixed wind channel, the temperature-control process device is used in controlling the system temperature and the relative humidity in the allowed sphere of ordinary work.

The invention provides a server cabinet temperature monitoring device and a monitoring method. The device comprises a guide rail mounted at the front door of a cabinet, a slider is mounted on the guide rail, a temperature measuring rod perpendicular to the guide rail is mounted on the slider, and multiple temperature sensors are arranged on the temperature measuring rod at intervals. The server cabinet is further equipped with a slider driving device for driving the slider to move along the guide rail. The slider driving device and the temperature sensors are connected with a control device. The slider driving device drives the slider to move so as to drive the temperature measuring rod to move at the front door of the cabinet. The temperature measuring rod detects the temperature of each of positions corresponding to servers, the temperature in the position of each set of servers in the server cabinet can be monitored without the need for a large number of sensors, and heat dissipation of the server cabinet is not affected.

The invention discloses a power battery pack with a radiator for an electric vehicle. The power battery pack comprises a power battery case. A plurality of single batteries are arranged in the battery case. A high-heat capacity material is filled into gaps between every two single batteries. A plurality of pulsating heat pipes are inserted into the high-heat capacity material. The evaporation end of the pulsating heat pipe is in contact with the high-heat capacity material, the condensation end of the pulsating heat pipe is in contact with the external environment of the battery pack, and an insulating end between the evaporation end and the condensation end isolates the internal and external thermal environments of the battery pack by a heat insulation case cover to avoid the heat of a condensation section flowing back. The power battery pack can rotate within the range of 360 degrees without influencing radiation, has a simple and compact structure and vast application prospect, is not required to additionally consume the electric energy of the power batteries, and can meet the highly-efficient radiation of the power batteries of the electric vehicle.

A heat radiating module utilizing vibration mode to remove off dust on heat radiation fin is prepared as setting multiple heat radiation fin on base and setting a vibrating unit on base for using said vibrating unit to vibrate said multiple heat radiation fin in order to remove dust on those fins off.

The invention discloses an automatic-curing insulation protective material and a manufacturing technique thereof. The automatic-curing insulation protective material is prepared from 5-25 parts of polysiloxane 1, 2-15 parts of polysiloxane 2, 60-93 parts of polysiloxane 3, 60-90 parts of filler 1, 3-12 parts of filler 2, 25-48 parts of filler 3, 10-20 parts of filler 4, 1-6 parts of filler 5, 0.3-10 parts of assistant 1, 0.1-8 parts of assistant 2, 4-16 parts of crosslinking agent and 0.08-2 parts of catalyst. The automatic-curing insulation protective material is prepared by kneading the three polysiloxanes with different viscosities, five different fillers, two assistants, crosslinking agent and catalyst three times. The product cured by room temperature air has the advantages of high voltage resistance, favorable flame retardancy, certain thermal conductivity, excellent flexibility, excellent plasticity and excellent bonding property. The product is very convenient to mount and demount.

The invention discloses a FDM3D printer with heating and heat preservation performance, which comprises a casing, the casing includes a lower casing and an upper casing fixedly connected above the lower casing; an upper front door is installed directly in front of the upper casing, and the lower casing The lower front door is installed directly in front of the front; the upper shell and the lower shell are set as a rectangular parallelepiped structure without a front face; The double-layer structure, the double-layer structure includes the outer sheet metal shell and the inner sheet metal plate; the double-layer structure on the upper left side and the upper right side is equipped with an air duct; the upper end of the air duct is equipped with a heater, and the lower end is It is equipped with a turbo fan; it reduces the heat exchange between the printer's printing chamber and the outside air, so that the hot air in the printer is not easy to flow out from the sheet metal gap; and heats the air in the upper casing, and makes the printing chamber reach the preset goal After the temperature value, it is in a state of constant temperature and uniformity.

The invention discloses a heat radiating method for a circuit board, which comprises the steps of: bending and forming the pins of a power device into a right angle; horizontally arranging the power device of which the pins are bent and formed into the right angle on the circuit board to enable the pins to be inserted into the circuit board; and connecting a heat radiator with the circuit board, wherein the power device is arranged between the heat radiator and the circuit board. The method can effectively fix the power device, thereby ensuring that the heat radiating area can not lose; and meanwhile, the whole circuit board is lowered for a height which is nearly equal to the height of the whole power device, thereby effectively achieving the purpose of lowering the height of the whole circuit board.

The invention discloses a backlight module, an assembly method thereof and a liquid crystal display using the backlight module. The backlight module at least comprises: a light guide panel; a shell which clamps the light guide panel and forms an accommodating space with the light guide panel; at least one light emitting diode light bar arranged in the accommodating space and provides at least onelight beam that enters the light guide panel. The light emitting diode light bar at least comprises a flexible circuit board and a plurality of light emitting diodes; and the flexible circuit board at least comprises a first part and at least two second parts, wherein the light emitting diodes are arranged on the first part of the flexible circuit board and the second parts are overlapped with each other. The difficulties in the assembly of the backlight module can be reduced.

The invention relates to a populus tomentosa blowball removing device and particularly relates to an automatic populus tomentosa blowball collecting device. The collecting device comprises an axial flow fan, a filter cover, a wind discharging pipe, nylon filter mesh bags and a sound-light alarm system. The filter cover is in a conical structure. The small conical end of the filter cover is fixedly connected to a wind inlet end of the axial flow fan. The wind discharging end of the axial flow fan is fixedly connected to the wind inlet end of the wind discharging pipe. The surfaces of the filter cover and the wind discharging pipe are evenly provided with holes. The nylon filter mesh bags are disposed in the holes. The sound-light alarm system comprises a sound-light alarm, a wind speed sensor and a signal wire. The wind speed sensor is disposed on the inner wall of the wind inlet end of the axial flow fan and is fixedly connected to the sound-light alarm through the signal wire. The sound-light alarm is disposed at the outer surface of the axial flow fan. The collecting device can remove populus tomentosa blowballs automatically and continuously in a large scale by suction, and is simple in device and convenient in operation.

The present invention discloses a method for enabling fan board modules to be easily pluggable on basis of a blade server, and belongs to maintenance methods of fan modules. The present invention aims at solving the technical problem that a fan control tray is not easy to disassemble and maintain due to the fan control tray is integrated with a plurality of fan modules. The method according to the technical scheme structurally comprises the flowing steps of (1) first, disassembling a fan tray into fan board modules corresponding to a plurality of nodes, the fan board module group being controlled by another individual fan control backboard; (2) then, connecting the fan board modules of each group of calculating nodes to a computing board through the fan control backboard in the step (1); and (3) controlling the fan boards by a control chip on the fan control backboard through IO signals, disposing LED lamps to display fan status, and transmitting information with a system management board SMC through an I2C bus, rotation speeds of the fans being controlled by6 the SMC.

The invention provides a cooling and dedusting method based on an eight-way server, which is characterized in that a fan and a filter screen are additionally arranged in the position of an air outlet of a computation module of the eight-way server, so as to intercept and collect dust when a system is guaranteed to be ventilated and cooled; a BMC (Baseboard Management Controller) is used for monitoring wind pressure; and once the wind pressure is lower than a threshold, a user is reminded to clean the filter screen in a warning way, so as to guarantee the normal cooling characteristic of the system and increasing the system reliability.

The invention discloses a printed circuit board with a net as a substrate, which is named as a net substrate. The net substrate comprises a substrate net, an upper-layer conductive layer, and a middle bonding layer, wherein the substrate net is a metal wire net or a metal board punching net woven in a high density mode; a metal film or a thin printed circuit board or a flexible printed circuit board (FPC) is used for making a needed circuit graph for welding a connection element, places without wiring and without elements on the upper-layer conductive layer are removed, and places where pins of a mounted element or heat sinks need to be directly contacted with the substrate net are perforated; and the middle bonding layer is a prepreg or a high temperature-resisting adhesive, a vacuum thermal lamination process is adopted to laminate the substrate net and the upper-layer conductive layer as a whole, and the pins or the heat sinks, which need to be directly contacted with the substrate net, of the element can be directly welded or bonded by using a thermal conductive adhesive on the substrate net. The printed circuit board with the net as the substrate can be used in fields in need of air circulation and heat dissipation, and has the advantages of good heat dissipation effects, light weight, flexibility, and low cost.

The invention relates to the field of hub mechanical casting molds, in particular to a hub casting mold. The hub casting mold comprises a hub body, a pouring and riser system and a sand core part; the upper end of the center of a hub is connected with a riser through a riser neck; the riser neck is reversely conical; a heat affected block is arranged at the lower end of the riser, and is corresponding to the position of a spoke; a sand core is arranged on one side of the hub for reducing the size of the riser neck and forming the heat affected block; the heat affected block is corresponding to the spoke in number; the sand core is provided for reducing the size of the riser neck; a hand hammer can be used for removing the riser, so that the riser removing cost is greatly reduced; the solidification of the connecting spoke can be delayed to be later than the solidification time of the connecting place of an outer ring and a spoke plate by the heat affected block to guarantee the qualification of the outer ring; the size of the heat affected block is about 20% of the size of the riser arranged at the periphery, so that the utilization rate of molten iron is increased; and the hub casting mold is simple in structure and small in size, increases the production number of each mold, can increase placement of each type by 50%, and improves the production efficiency.

The invention discloses a heat radiation device which comprises an adjustable heat radiation assembly, a fixed substrate, a rotating shaft and a connecting assembly. One side of the adjustable heat radiation assembly is provided with an electronic component, and the other side of the adjustable heat radiation assembly is provided with the rotating shaft; and one end of the connecting assembly is connected to the adjustable heat radiation assembly, the other end of the connecting assembly is connected with the fixed substrate, and the connecting assembly drives the adjustable heat radiation assembly to rotate via the rotating shaft. The invention also provides a radiator, electronic equipment and a heat radiation control method. Thus, the electronic component and the adjustable heat radiation assembly can rotate simultaneously by adjusting the connecting assembly, the heat radiation effect is not influenced, the complexity in disposing the electronic component and the heat radiation device is reduced, and the operational convenience is improved.

The invention discloses a scratch-resistant black heat transfer printing ink and a preparation method thereof. The printing ink comprises the following components in percent by weight: 25-35 percent of epoxy resin, 5-8 percent of phenolic resin, 3.5-5.0 percent of a curing agent, 45-60 percent of a heat conducting filling material, 10-12 percent of a coloring agent and 0.5-0.7 percent of an additive. The printing ink has a rigidity larger than 6 H after being roasted and pressed to meet the scratch-resistant requirement of Al-based copper-clad plate production and manufacturing, has the thermal conductivity reaching 1.5 W to facilitate the radiating of an Al-based copper-clad plate compared with an anodic oxidation film and a PET protecting film, and has a maximum bearing temperature of 230 DEG C and maximum pressure of 100 kg/cm<2>, and therefore, a novel method for using the heat transfer printing ink is found, the radiating function of the Al-based copper-clad plate is not affected while the aluminium surface is prevented from scratching. The heat transfer printing ink is a new measure for protecting the aluminium surface of the Al-based copper-clad plate.

The invention provides a method for reducing the impurity content of CVD (chemical vapor deposition) synthetic diamond. A polycrystalline diamond coating is arranged on a substrate, and the diamond isused for covering the substrate to prevent substrate etching from leading to introduction of impurity atoms. The method has the advantages that a polycrystalline diamond film is deposited on the surface of the substrate, contact between diamond seed crystals and the foreign substrate is blocked, the impurity atoms of the substrate are effectively isolated, and the synthesis quality of the monocrystal diamond is improved; the substrate is coated with the polycrystalline diamond coating, and the surface roughness of the substrate is enhanced, so that the remarkable effect on position fixation of the diamond seed crystals is achieved, limited space can be utilized maximally, the monocrystal diamond can be synthesized as much as possible, and the cost can be reduced; the thermal conductivityof the polycrystalline diamond coating is high, the temperature uniformity of the diamond seed crystals is enhanced, and stable growth of the monocrystal diamond for a long time is benefited; the method is applied to the field of diamond synthesis.

The invention discloses a novel porous elastic material with convex-concave structure and for a fireproof flame-retardant plate and a preparation method and application thereof, belonging to the fieldof new materials. The material comprises the following components: resin, a lubricant, a softener, a reinforcing agent, an expanding agent, a halogen-free flame retardant, a sintering shell-forming additive, a smoke suppressant and a processing aid. The preparation method of the elastic material can be realized by adopting conventional equipment, raw materials are easy to obtain, and the elasticmaterial is reasonable in price and high in cost performance.

The invention provides a sound insulation and noise reduction device of a draught fan. The sound insulation and noise reduction device comprises a motor air opening silencer, a coupler silencer, a soft coupling sound insulation jacket, a draught fan body sound insulation jacket and an air flue sound insulation package, wherein the motor air opening silencer is arranged at the position of an air opening of a motor so as to conduct noise reduction on inlet and outlet air of the draught fan, the coupler silencer is arranged on a coupler connected with the motor and a draught fan body so as to conduct noise reduction on the coupler, the soft coupling sound insulation jacket is arranged on a ventilation channel between the draught fan body and an air flue so as to conduct sound insulation and noise reduction on an air flue soft coupling, the draught fan body sound insulation jacket is arranged on the draught fan body so as to conduct sound insulation and noise reduction on the draught fan body, and the air flue is wrapped by the air flue sound insulation package so as to conduct sound insulation and noise reduction on the air flue. According to the sound insulation and noise reduction device of the draught fan, various noise sources can be effectively insulated and reduced in a targeted manner, the appearance is attractive, space is saved, and overhauling and maintaining are more convenient.

The invention discloses an intelligent fan control method and system applied to a server. The method comprises the steps of judging whether the temperature of a server mainboard exceeds a set threshold value or not; if yes, according to the temperature of the server mainboard, utilizing a CPLD for controlling the rotating speed of a fan; if not, according to the decibel value of sound of the server fan, utilizing the CPLD for controlling the rotating speed of the fan. The system comprises a temperature threshold value judging module, a temperature control module and a decibel control module. By means of the method and system, the fan noise can be lowered to the maximum extent when it is ensured that the temperature of the server mainboard is within the reasonable range, and the user experience is improved while heat dissipation of the server is not affected.

The invention discloses a waterproof light with an excellent heat dissipation performance, which comprises a fixing ring. A glass lens is additionally arranged in the fixing ring; the fixing ring is fixedly connected with external screw threads on the top end of an installation base through internal screw threads; a first step surface and a second step surface are arranged on inner walls of the installation base; a reflector plate, a drive circuit board and a graphite plate are sequentially arranged on the first step surface; LED (Light-emitting Diode) bulbs are uniformly arranged on the surface of the drive circuit board and penetrate through through holes in the surface of the reflector plate; a temperature sensor is arranged in the drive circuit board; a heat dissipation plate and a fixing hoop are sequentially arranged on the second step surface; heat dissipation grid plates are arranged on one surface, far away from the graphite plate, of the heat dissipation plate, and are attached to heat dissipation copper pipes from the surface; the heat dissipation copper pipes are connected with a water pump through a pipeline; the water pump is fixedly connected with the installation base; and the fixing hoop is connected with the installation base through bolts. The device has the excellent heat dissipation performance and a waterproof ability at the same time.

The invention discloses a manufacturing method of metal runners used for liquid cooling and a liquid cooling metal runner cold plate. The manufacturing steps are listed as follows: 1) multiple grooves of the same structure are respectively manufactured on two metal plates and rib strips of which the number is more than one of the number of the grooves are formed, and a metal weldable layer is manufactured on the upper surface of the rib strips and the bottom part and the side wall of the grooves; 2) a heat-conducting polymer material mask layer is manufactured on the metal weldable layer of the bottom part and the side wall of the grooves; 3) a welding flux layer is manufactured on the upper surface of the rib strips; and 4) the two metal plates are buckled together and the grooves and the rib strips arranged on the two metal plates are corresponding in a one-to-one way, and the welding flux layers of the rib strips of the two metal plates are correspondingly welded through a reflow welding technology so that the metal runners are formed. The manufacturing method is simple in manufacturing, and the manufactured runners are high in reliability and great in heat radiation.