27results about How to "Facilitate conduction" patented technology

The utility model relates to the field of optical fiber communication, and disclose a kind of optical fiber communication device of conference communication system, including shell and optical fiber communication body, shell interior is equipped with optical fiber communication body, shell one side dustproof heat dissipation structure, dustproof heat dissipation structure is equipped with liquid cooling structure in shell, shell is away from dustproof heat dissipation structure and is equipped with a set of equidistant distribution's heat dissipation hole two on the other side of the optical fiber communication body, there is dust screen in shell outside one side with heat dissipation hole two and every heat dissipation hole two is fixedly connected, adopt liquid cooling structure and heat dissipation fan collaborative heat dissipation mode, effectively solved the problem of traditional device heat dissipation capacity, in liquid cooling structure, fatty acid coolant phase transition temperature in heat absorption box is low, can rapidly absorb heat gasification when equipment temperature rises, backflow after cooling liquefaction by condenser pipe, form closed cycle continuous heat dissipation, when temperature exceeds preset value, heat dissipation fan starts, and liquid cooling system collaborative work, accelerate heat conduction and discharge.

A kind of heat dissipation structure for LED light strip, including mounting bracket and at least one heat dissipation part on mounting bracket, characterized in that, the heat dissipation part is attached with LED light strip by mounting bracket, the two sides of mounting bracket have mounting slot, for heat dissipation part to limit, the opening of mounting slot is through, the outside of heat dissipation part in mounting slot has plug-in unit, the outside of plug-in unit is provided with extension plate, the fin on the extension plate is used to conduct heat absorbed by heat dissipation part outward;Mounting bracket is made of soft material as a whole, can be well fitted on bendable light band, and the cooperation mode of mounting bracket bottom surface slot and heat dissipation part makes it possible to achieve better heat conduction and heat dissipation function at each part of light band bending, solves the problem that conventional metal heat dissipation fin cannot bend with light band, leading to part of light band cannot be covered by heat dissipation.

This application provides an energy storage system, including: a housing; an energy storage device housed within the housing; and a voltage limiting device, wherein a first terminal of the voltage limiting device is electrically connected to the energy storage device, and a second terminal of the voltage limiting device is electrically connected to the housing or a conductive device within the housing. This system can limit overvoltage within the energy storage device's housing while reducing the risk of thermal runaway in the energy storage system.

This invention discloses an automatic switching system, method, and drive circuit for an uninterruptible power supply (UPS) in the field of power electronics. It includes a power module for providing electrical energy to the system; a relay switch unit for controlling the switching of mains power input; an accelerated turn-off unit for accelerating the turn-off of the relay switch unit; a circuit switching unit for switching a high-current drive circuit to a low-current drive circuit after a predetermined delay; and a control module for outputting a high-level signal to control the circuit switching unit to switch the high-current drive circuit to accelerate the closing of the relay switch unit, and outputting a low-level signal to control the accelerated turn-off unit to accelerate the turn-off of the relay switch unit. This invention employs a delayed switching drive design and an accelerated turn-off unit, which significantly simplifies the power supply hardware design, reduces the power requirements of the auxiliary power module, and significantly shortens the relay turn-off time, ensuring the stability and reliability of the UPS during the switching process.

The utility model relates to a kind of external heat dissipation device for light storage product, including fin, fin is connected with heat dissipation substrate, and multiple fixing holes and multiple placement grooves are equipped on heat dissipation substrate;Heat dissipation substrate edge is equipped with sealing groove;Sealing groove is installed with sealing rubber strip.By the device, heat dissipation substrate is fixed to product using screw, and double-fixed mode of sealing groove and sealing rubber strip is used, and it is convenient, stable to install and fix;It is convenient and stable to install: the fixing hole of the radiator of reasonable layout, so that the installation process of radiator on equipment is simple and easy to operate, and it is firm and reliable after installation, and can adapt to the installation needs of different types of equipment;Sealing rubber strip is placed in radiator sealing groove, and radiator is fixed in the corresponding position of product shell using screw through radiator surface mounting hole, the installation of radiator is completed, so that it is put into use for equipment heat dissipation.

This utility model relates to a rainfall monitoring and alarm device, belonging to the field of rainfall monitoring technology. It includes an outer detection cylinder with an open top, and an inner detection cylinder vertically arranged inside. The bottom of the inner detection cylinder has several through holes connecting the inner and outer cylinders. A detection funnel is located at the top of the inner detection cylinder, and an electrode assembly is installed inside the funnel. The electrode assembly is connected to an alarm component on the outside of the outer detection cylinder via wires. An installation hole is provided on the side wall of the inner detection cylinder above the funnel, and an overflow pipe is fixedly installed in the installation hole. One end of the overflow pipe extends into the funnel, and the other end extends to the bottom of the outer detection cylinder. This utility model, by combining a mechanical structure with electrical signals, avoids the problem of impurities easily clogging the complex structure of tipping bucket sensors, and also overcomes the defect of electronic flow meters being easily affected by environmental interference.

This utility model discloses a remote terminal port cable fixing structure, belonging to the field of remote terminal technology. This remote terminal port cable fixing structure includes a remote terminal body and a fixing component. The fixing component is disposed outside the remote terminal body and is used to fix the connection between the port and the coaxial cable connector to prevent it from falling off or loosening. The remote terminal body includes a housing, and the front of the housing has several coaxial cable ports. The fixing component includes several first fixing rings, each of which is fitted onto the outside of several coaxial cable ports. A second fixing ring is provided on the side of the first fixing ring away from the housing. First connecting seats are installed on both outer sides of the first fixing rings, and second connecting seats are installed on both outer sides of the second fixing rings. Positioning grooves are formed inside the first connecting seats near the upper and lower ends. Positioning plates are inserted into both positioning grooves, and one side of each pair of positioning plates is fixedly connected to the side of the second connecting seat near the first connecting seat.

The utility model provides a kind of prepayment electric energy meter with replaceable digital keyboard, it is related to electric energy meter field, prepayment electric energy meter with replaceable digital keyboard includes electric energy meter main body, installation groove is opened in electric energy meter main body, keyboard assembly is installed in installation groove, electric energy meter main body one end is hinged with cover plate one end, cover plate other end is detachably connected with the other end of electric energy meter main body, cover plate is used to limit keyboard assembly, prepayment electric energy meter with replaceable digital keyboard provided by the utility model is detachably connected by keyboard assembly and electric energy meter main body, user can conveniently and quickly replace keyboard by oneself, without replacing entire electric energy meter, greatly reduce maintenance cost and time cost, after keyboard assembly installation is completed, cover plate can be turned over, cover plate is pressed on keyboard assembly, realize the limitation of keyboard assembly.

This utility model discloses a self-cooling motor, including a housing, a rotor assembly, a stator assembly, and a fan located within the housing. The rotor assembly and the stator assembly rotate relative to each other, and the stator assembly is fixed within the housing. The fan is coaxially connected to the rotor assembly. The radial outer surface of the housing has multiple heat dissipation fins and air guide holes. The multiple heat dissipation fins are distributed circumferentially along the housing, and a heat dissipation channel is formed between adjacent heat dissipation fins. The air guide holes are located within the heat dissipation channels and are used to guide the fluid generated by the fan from the interior of the housing to the heat dissipation channels. This utility model can improve the heat dissipation efficiency inside the motor and also improve the heat dissipation efficiency on the outer surface of the motor.

This utility model provides an LED backlight structure, relating to the field of LED backlight technology. It includes a frame, with a backplate fixedly mounted on one side of the inner wall of the frame, and a light source plate slidably mounted on the other side of the inner wall. A mounting plate is also provided on one side of the frame. The frame includes three closed sides and one open side, with connecting buckles fixedly mounted at both the upper and lower ends of the open side. This structure utilizes a copper and aluminum composite backplate design to achieve efficient heat conduction and uniform heat dissipation, effectively extending the lifespan of the LED light source. The hollow heat sink structure increases the heat dissipation area and heat flow circulation, preventing light leakage. The overall structure is compact, eliminating the need for fans and air ducts, meeting the requirements of thin, quiet devices. The quick-installation mechanism of the mounting plate and connecting buckles ensures rapid disassembly and assembly of the light source plate, improving maintenance efficiency and reducing operating costs. It is suitable for applications requiring frequent light source replacement. The structure is lightweight, has efficient heat dissipation, is easy to assemble, and possesses good environmental adaptability.

The utility model belongs to the field of power equipment heat dissipation technology especially relates to a heat dissipation unit for power equipment, including radiator I, radiator II, support plate, heat pipe, be connected with a plurality of support plates between radiator I and radiator II, radiator I, radiator II structure is same, all includes base plate, fin, base plate one side is connected with a plurality of fin fixedly, the other side is connected with heating power device, support plate both ends are connected with radiator I, radiator II's base plate fixedly, fin sets up between radiator I and radiator II's base plate, heat pipe is connected with base plate fixedly. Advantage is: reasonable structure can carry out double -sided heat dissipation, can install heating power device on both sides, satisfies the heat dissipation demand of various power equipment. Realize the volume of satisfaction heat dissipation requirement while reducing.

This application relates to the field of radiator technology, and in particular to a radiator housing structure and heat dissipation device, including a housing body with a receiving groove in the middle. A honeycomb groove structure with a depth direction aligned with the depth direction of the receiving groove is provided within the receiving groove, and the height of the honeycomb groove structure is no higher than the receiving groove. This solves the problem that conventional radiator housings are not conducive to miniaturization and thinning.

The application relates to the technical field of electrochemical energy storage, and discloses a low-negative-pressure sodium battery which comprises a negative electrode material, a positive electrode material, an electrolyte and a diaphragm, wherein the negative electrode material is hard carbon particles which are pre-lithiated and have a particle size of 5-10 mu m and are coated with a polyvinylidene fluoride-hexafluoropropylene functional layer; and a preparation method of the low-negative-pressure sodium battery is also disclosed, and the method comprises the following steps: S1, negative electrode material preparation: hard carbon particles and lithium metal sheets are mixed at a mass ratio of 1:0.4-0.6, and are heat-treated at 400-450 DEG C for 2-3 h. By adopting the pre-lithiated hard carbon negative electrode material, the stability of the battery under high-rate and long-cycle conditions is remarkably improved; by adopting the core-shell structure positive electrode material design, the structural stability and capacity retention rate of the battery in a high-temperature environment are enhanced; and by optimizing the electrolyte formula, the ion conductivity and decomposition resistance of the battery are improved.

The utility model discloses a high -efficient heat dissipation's nine hole COB integrated plant lamp shell, including protection bottom plate, fixed frame and top cap, the position department of top cap inboard corresponds LED lamp pearl and all is provided with inner cover body, and the outer side of inner cover body all is provided with outer cover body, the airflow channel is formed between outer cover body and inner cover body, and the both ends of airflow channel all are provided with air port, the both ends of fixed frame all are provided with ventilation, and the position department of two ventilation inboard corresponds air port and installs respectively outgoing fan and air inlet fan. The utility model discloses the airflow channel formed between the inner cover body and outer cover body of top cap inboard setting and the air port design of airflow channel both ends, ensure that the air flow is smooth, and further improve the heat dissipation effect. The ventilation of fixed frame both ends setting, cooperate the use of outgoing fan and air inlet fan, form effective forced convection heat dissipation system, make internal heat can discharge rapidly, keep LED lamp pearl in suitable working temperature.

This application provides a standard device for the width and depth accuracy of a crack width gauge, including a detector and a detection conveyor belt. The upper end of the detection conveyor belt has lateral slots arranged at equal intervals, and the inner end of each lateral slot encloses the crack width gauge. The device also includes a measurement lifting assembly for lifting the crack width gauge at the measurement position. The lower end of the crack width gauge has an arc-shaped plate with a through-slot at its outer end and a positioning shaft at its inner end. The inner end of the arc-shaped plate has a moving slot, and the inner end of the moving slot has a positioning short rod. The outer end of the positioning short rod has a pushing rod, and the outer end of the pushing rod has a pushing slot. The inner end of the pushing slot has a pushing spring, and the outer end of the pushing rod has a pushing long rod. This application solves the problems of the inability to automatically move the crack width gauge up and down and the inability to perform multiple instance measurements of standard cracks, and the tendency for deviations to occur in single-model measurements.

The utility model provides a kind of power collection line iron tower modularization grounding device, belong to electric power equipment technical field, the power collection line iron tower modularization grounding device includes: grounding body, connecting component, fixed module, conducting ring and adjusting mechanism;The grounding body is cylindrical structure, the top of grounding body is equipped with connecting face, connecting face is equipped with threaded hole, bolt is threadedly connected in threaded hole;The connecting component includes connecting plate, connecting rod and locking sleeve, connecting plate is fixedly arranged on the connecting face of grounding body, the middle part of connecting plate is equipped with through-hole, connecting rod is arranged in through-hole, the upper end of connecting rod is threadedly connected with locking sleeve;The fixed module includes fixed seat and clamping piece, the utility model can solve the technical problems that the existing power collection line iron tower grounding device structure is complex, installation and maintenance are difficult, modularization degree is low, and adaptability is poor.

The application discloses a bubble-removing and exhausting mechanism of an injection mold, and relates to the technical field of mold exhaust, which comprises a mold body, a pair of exhaust channels, and a cooling box. The mold body is firmly installed on an injection table. The pair of exhaust channels are provided through the bottom region of the mold body. The cooling box is installed on the injection table and is located below the mold body. Two independent cooling cavities are formed in the cooling box. A cooling assembly is fixedly installed in each cooling cavity. The application adopts a two-channel exhaust design controlled in stages, realizes flexible switching between single-cooling assembly operation and double-cooling assembly operation at the same time, meets the processing demand of a small amount of gas in the initial injection stage, can greatly improve the exhaust capacity by simultaneously opening the two channels in the late injection stage, avoids long-time overheating of a single component, and thus guarantees the continuous operation efficiency of the device as a whole and the service life of the cooling assembly.

The utility model relates to transformer technical field especially is a kind of full-immersion evaporative cooling transformer heat dissipation mechanism, including transformer main body, the both sides of transformer main body bottom are all welded and connected with support foot, the vertical surface of transformer main body is equally spaced and distributed with fin, the top of transformer main body outside and the bottom of transformer main body are all provided with the heat dissipation assembly for assisting fin heat dissipation, the heat dissipation assembly includes the water tank being arranged between two support feet, the periphery of water tank and the inside of heat dissipation assembly are provided with collection assembly, the collection assembly includes the opening being opened in the top of the four vertical surfaces of water tank, the inside of four opening is all penetrated and has water receiving plate, the inside of water tank is provided with filter screen, the outside of filter screen is fixedly connected with connecting outer frame, the fin of wave shape setting can effectively increase the heat dissipation area, improve heat dissipation efficiency, and simultaneously heat dissipation assembly can improve the heat dissipation efficiency of fin.

The utility model provides a kind of alloy cutter of multilayer hard coating structure, including cutter blade main body, the cutter blade main body center is passed through and is provided with mounting hole, its upper and lower surfaces are respectively provided with chip groove and anti-sticking protrusion;The surface of the cutter blade main body is provided with base coating, and the upper and lower surfaces are sequentially provided with stepped transition coating and hard coating on the base coating basis, and the side of the cutter blade main body is provided with heat dissipation hard coating;The utility model is different surface of cutter and is differentiated with coating: upper and lower surfaces are connected base coating and hard coating with stepped transition coating, and the combination strength and wear resistance are improved;Side is provided with thicker heat dissipation hard coating, and high-efficiency heat conduction is realized;“wear-resistant-heat dissipation” is coordinated, and service life is prolonged.

The utility model discloses a kind of based on integrated air duct type heat dissipation assembly, including heat dissipation pedestal, first heat dissipation fin being set on the heat dissipation pedestal, second heat dissipation fin and third heat dissipation fin respectively being set on the both sides of the heat dissipation pedestal, and heat conduction plate being installed on the heat dissipation pedestal;Mounting groove is opened on the heat dissipation pedestal away from the side of the first heat dissipation fin, and the heat conduction plate is installed on the mounting groove;The cross-sectional shape of the heat dissipation pedestal is V-shaped arrangement;The heat dissipation assembly based on integrated air duct type further includes heat dissipation channel being set in the heat dissipation pedestal;The heat dissipation assembly based on integrated air duct type of the utility model, first heat dissipation fin, second heat dissipation fin and third heat dissipation fin are respectively arranged at different positions of heat dissipation pedestal, increase heat dissipation surface area, so that heat can be quickly lost to surrounding environment by air convection, increase heat dissipation effect.

The application relates to the technical field of power conversion, and discloses a high-efficiency power conversion device based on MOSFET, which comprises a power converter main body, a cover plate is fixedly installed on the top of the power converter main body through screws, a MOSFET element is fixedly installed in the power converter main body, wiring terminals are fixedly installed on the left and right sides of the power converter main body, two partitions are fixedly installed in the power converter main body, the MOSFET element is located between the two partitions, the top of each of the two partitions is in close contact with the bottom of the cover plate, a heat dissipation seat is fixedly installed on the bottom of the cover plate, the bottom surface of the heat dissipation seat is in contact with the top surface of the MOSFET element, and a serpentine heat dissipation hole is formed in one side of the heat dissipation seat. The application has the following advantages and effects: the power converter main body can be efficiently cooled, dust can be effectively prevented from entering the inside of the power converter main body, the MOSFET element can work at a suitable temperature, and the stability and reliability of the power converter are improved.

The utility model relates to heat exchanger technical field especially energy -conserving floating coil heat exchanger, including the shell, the top of shell installs the apron, the inside installation of shell has the coil, the outside installation of coil has the rotary brush mechanism, the water inlet and outlet end of both sides of coil all are linked with the water guide pipe, the outside connection of water guide pipe has the up and down floating mechanism, beneficial effect lies in: the utility model keeps the coil in the shell inside and is limited in horizontal direction, and keeps the orderly floating of the circulation law up and down, avoids the coil floating interval and is big and small to damage the coil, rotates the bar and the brush strip in the inside and outside both sides of coil and back and forth reciprocating rotation half circle, and then can brush the dirt and scale that stick to the surface of coil and clean, keep the coil surface clean and clean, be favorable to the conduction of heat, make the coil can compare energy -conserving high -efficient heat exchange.

This utility model discloses an adjustable optocoupler structure with fast response characteristics, relating to the field of optocoupler structure technology, including a base plate, a fixing structure, and a heat dissipation structure. The lower protective box is firmly fixed to the top of the base plate and closely cooperates with the upper protective cover to form a sealed protective space, providing protection for the internal adjustable optocoupler structure. When the buckle is engaged and a slight force is applied, pressing causes the protruding button to retract, disengaging from the fixing groove. Simultaneously, the first and second locking blocks slide out of the first and second locking slots, respectively. The entire process is smooth and natural, allowing the upper protective cover to be quickly lifted, fully exposing the adjustable optocoupler structure inside the lower protective box. This facilitates detailed inspection, efficient maintenance, and precise debugging by operators. Opening the cabinet door separately allows operators to perform targeted inspections and maintenance of the optocoupler structure, significantly improving work efficiency and reducing unnecessary disassembly operations.

This utility model specifically relates to an electric spindle structure. It includes an annular heat dissipation assembly sleeved on the outside of the electric spindle housing. This assembly integrates a spirally designed condenser tube and multiple heat dissipation fins. Simultaneously, a U-shaped heat dissipation groove formed between adjacent heat dissipation fins provides coordinated heat dissipation. The condenser tube is embedded in the inner wall of the outer housing, maintaining a distance of 1.5-2 times the tube diameter from the electric spindle housing. Combined with the evenly distributed heat dissipation fins on both sides of the outer housing, a dual heat dissipation path is formed, accelerating heat conduction and convection efficiency. Furthermore, the annular cavity is filled with a layer of thermally conductive silicone grease, shortening the heat conduction path between the electric spindle housing and the heat dissipation assembly, avoiding the thermal resistance problems of traditional metal contact surfaces, and achieving more uniform heat diffusion. This design improves spindle heat dissipation efficiency by more than 25% through optimized heat conduction paths. This application is applicable to high-power electric spindle machining scenarios, significantly improving machining accuracy and equipment reliability.

This invention relates to the field of conductive materials, and more specifically, to an MXene-Ti3C2T x The preparation method, composite material, and application of the conductive agent include the following steps: Ti3AlC2 MAX phase ceramic powder is added to an etching solution and reacted at 0–60°C for 5–48 hours. The mixture is washed with water until neutral, centrifuged, and a slurry is obtained. A polar organic solvent is added to the slurry, and the mixture is ultrasonically treated to obtain a suspension. The suspension is freeze-dried to obtain the conductive agent. This conductive agent utilizes metallic conductive two-dimensional MXene to directly construct a conductive framework, combining the functions of conductive support and interface regulation. The MXene sheets not only provide electron transport but also improve the interfacial compatibility between the silicon anode and the solid electrolyte through their flexibility and surface functional groups, suppressing interfacial cracking and side reactions.

The application relates to the technical field of semiconductor devices, and discloses a semiconductor device and a manufacturing method thereof. The semiconductor device comprises a substrate, a channel layer located on the substrate, a barrier layer located on a side of the channel layer away from the substrate, a passivation layer located on a side of the barrier layer away from the substrate, a contact trench penetrating through the passivation layer and the barrier layer and extending at least to the channel layer from the passivation layer to the substrate, and an ohmic contact electrode located in the contact trench, the ohmic contact electrode being a source electrode or a drain electrode, wherein the ohmic contact electrode comprises a titanium layer, a first titanium nitride layer and a silicon-doped aluminum layer arranged in a direction away from the substrate, and at least part of the periphery of the silicon-doped aluminum layer is wrapped by the first titanium nitride layer in the contact trench. According to the semiconductor device provided by the application, the contact resistance of the ohmic contact electrode can be reduced.