505results 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 discloses a backlight module which is applicable to a liquid crystal display (LCD). The backlight module of the invention comprises a support frame and a light emitting diode (LED) module, wherein, the support frame is provided with at least a through hole, and the LED module comprises at least a circuit board and a plurality of LEDs. The circuit board of the LED module is provided with a bearing surface and the LEDs of the LED module electrically connected with the circuit board are configured on the bearing surface of the circuit board, wherein, the LEDs run through the through hole and are positioned in the support frame; moreover, the circuit board is fixed outside the support frame by the bearing surface towards the support frame. As the circuit board is exposed outside the support frame, the heat energy generated by the LEDs can be rapidly transmitted outside the backlight module, thus leading the backlight module to having good heat dissipation efficiency.

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 combination heat sink of a fan, heat pipe and the like of closed shell electronic equipment, aiming at solving the conflict between high protection grade and excellent heat dissipation required by the closed shell electronic equipment. The key of the technical proposal is as follows: the combination heat sink of the closed shell electronic equipment comprises the structures of the fan, the shell with heat sinks, a heat conduction film, a PCB fixed bracket, a heat conducting pipe and a chip heat conducting plate. The heat conducting pipe connects the chip heat conducting plate and the PCB fixed bracket, the vertical section shape of the side plate of the PCB fixed bracket is of wedge shape, the wedge-shaped face is in tight contact with the inner wall of the shell, the inner side of the shell and the matching face of the side plate of the PCB fixed bracket are inclined planes with the same angle, the heat conduction film is arranged between the contact faces to ensure the tight contact between the PCB fixed bracket and the inner wall of the shell; the outer shell side of the shell is platy heat dissipation structure; the end of the heat sinks is fixed with the fan to form an air passage, thus providing air cooling and convection heat dissipation for the heat sinks. The invention is suitable for the heat dissipation of the closed shell electronic equipment.

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 relates to an automatic powder spreader, which comprises a vibration screen, a motor, an eccentric block mounted on a motor shaft, and a motor housing, wherein the vibration screen is respectively connected with a longitudinal support part and a transverse support part through a flexible part and a connecting part; the motor is fixed outside a screen ring of the vibration screen, and the axis of the motor is located at a horizontal position; and an auxiliary screen for sharing the weight of chemical powder, lightening the load of the vibration screen and improving the powder spreading capability is also arranged in the vibration screen. The auxiliary screen is independently suspended on the support parts, the screen bottom of the auxiliary screen consists of a plurality of angle-adjustable vanes, and the angles of the vanes are adjusted to control the gaps of the vanes. The automatic powder spreader has the advantages that the structure is simple, the cost is low, the screen is stable and cannot incline, the vibration strength is high, the service life of the motor is long and the adaptability is wide, and the automatic powder spreader is mainly used for silkworm breeding and can also be used for powder spreading in medical treatment and public health units.

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 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 invention discloses a distribution cabinet. According to the technical scheme, the distribution cabinet comprises a cabinet body; a drawer unit is arranged inside the cabinet body and comprises a left unit and a right unit; the left unit is composed of a left plate, a front baffle, a rear pull plate and a top plate; two ends of the left plate are fixedly connected with the front baffle and the rear pull plate; two ends of the top plate are fixedly connected with the bottom of the front baffle and the bottom of the rear pull plate; the right unit is composed of a right plate, a rear baffle, a front pull plate and a bottom plate; two ends of the right plate are fixedly connected with the rear baffle and the front pull plate respectively; two ends of the bottom plate are fixedly connected with the rear baffle and the front pull plate respectively; the left unit is slidably connected with the right unit. The distribution cabinet has the advantages that utilization rate of space is high, radiating performance is good, moisture resistance is good, and the distribution cabinet is very convenient to maintain in the dark.

The invention relates to the field of LED lighting technology, particularly to an LED lamp. The LED lamp comprises a light source assembly and a heat transfer assembly. The light source assembly is connected in a magnetic manner to the heat transfer assembly and transfers heat generated by the light source assembly through the heat transfer assembly. The light source assembly may move or rotate relative to the heat transfer assembly. The light source assembly and the heat transfer assembly of the LED lamp are in magnetic connection, so the installation and maintenance are easier and faster, and the height and exit angle of the light source can be easily adjusted at the same time; the light source assembly is in direct contact connection with the heat transfer assembly, so that the heat can be quickly transferred through contact transfer and quickly dissipated; and meanwhile, the LED lamp is of simple structure, small size and light weight, the light source assembly can move up and down on the heat transfer assembly, and the position of the light source assembly on the heat transfer assembly can be freely adjusted to adapt to different heights of a ceiling without affecting the cooling effect.

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 relates to a reaction wheel bracket, which is applied in the technical field of general assembly of overall spacecraft. The reaction wheel bracket comprises a reaction wheel installing surface, a bracket installing bottom surface and two bracket supporting bodies, wherein four installing holes are distributed above the reaction wheel installing surface and are used for fixing connection between a reaction wheel and the bracket; and four reinforcing ribs are distributed under the reaction wheel installing surface. The reaction wheel bracket has the advantages that the condition that the normal direction of the reaction wheel is parallel to a star-structure plate is realized, and the reaction wheel installing surface and the bottom surface of the bracket adopt an installing mode with a 90-degree installing angle; and more parts are provided with the reinforcing ribs under the condition of avoiding the interference with the reaction wheel so as to improve the strength and the rigidity of the bracket.

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 present invention provides an acoustic material structure and assembly method of an acoustic material structure and an acoustic radiation structure. The acoustic material structure includes acoustic units and openings; the acoustic units are attached to the surface of the acoustic radiation structure; the acoustic unit comprises a sheet; cavities are defined between the sheets and the acousticradiation structure; the openings pass through the acoustic units respectively; one end of the opening is communicated with the corresponding cavity; the opening can reduce the spring effect of a medium in the cavity, so that the acoustic unit enables a low frequency sound insulation effect even if being attached onto the surface of the acoustic radiation structure; the acoustic unit may also comprises a supporting body, a mass block and a constraining body; the operating frequency of the acoustic unit can be adjusted through the supporting body, the mass block and the constraining body; theacoustic material structure can well suppress the sound energy radiation of large wavelengths in middle and low frequency bands with low weight and low space cost ensured; and the vibration of the sheets can be utilized to enhance the exchange rate of the medium attached to the surface of the acoustic radiation structure, and therefore, through-flow heat dissipation performance can be improved.

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 battery pack with a low-temperature heating function and a communication standby power system, and relates to the field of communication standby power equipment. The batterypack comprises a battery group, heating films and a circuit board. The battery group is formed by stacking a plurality of battery cells in sequence; the plurality of heating films are arranged, the heating films are attached to at least one outer surface, vertical to a stacking direction, of each battery cell, and the heating films extend to form first pins; and the circuit board is connected withthe first pins. The heating films are attached to at least one outer surface, vertical to the stacking direction, of each battery cell of the battery group. The heating films are controlled through the circuit board to heat the battery cells so that each battery cell can be heated by the heating films, internal heating uniformity of the battery group is improved, heating time of the battery groupis shortened, charging and discharging performance of the battery group is improved, and a service life is prolonged.

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.