470 results about "Computer fan" 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.

1. The name of the design product: cooling fan (F1286-F1288). 2. The use of the design product: cooling fan for computer case. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design.

This invention provides an impeller with openable and closable blades and a cooling fan incorporating the same. The cooling fan includes a fan frame and an impeller. The impeller is rotatably mounted on the fan frame and includes a hub, a plurality of fan blades, and a first magnetic element and a plurality of second magnetic elements that can magnetically attract each other. The hub has an inner peripheral wall and an outer peripheral wall with a plurality of connecting parts. The fan blades have connected rod seats and shafts rotatably connected to the connecting parts. The rod seats have mounting parts. The first magnetic elements are located on the inner peripheral wall, and each of the second magnetic elements is located in its respective mounting part. Each fan blade can be magnetically attracted to the first magnetic element through the second magnetic element across the hub and thus folded together. Each fan blade can also be unfolded by the hub rotating. This achieves a dual effect of being both cool and fun, while ensuring that each fan blade can reliably fold together.

The application relates to a refrigeration assembly and a refrigerator, the refrigeration assembly comprising a refrigeration liner, a low-temperature box, a low-temperature refrigeration system and a refrigeration evaporator, the refrigeration liner is formed with a refrigeration compartment and an air return air duct, the refrigeration liner is sequentially provided with a first air outlet, a second air outlet and an air return port from top to bottom; the low-temperature box is arranged between the second air outlet and the air return port and is accommodated in the refrigeration compartment, the low-temperature box is formed with a low-temperature compartment which is arranged independently of the refrigeration compartment; the low-temperature refrigeration system comprises a semiconductor refrigeration sheet and a radiator, the cold end of the semiconductor refrigeration sheet is in thermal connection with the low-temperature box and is used for providing cold energy to the low-temperature compartment, the radiator is provided with a radiating fan, and the radiating fan can guide the refrigeration air discharged from the second air outlet to blow against the radiator. The semiconductor refrigeration sheet can perform ultra-low-temperature refrigeration on the low-temperature box, so that the working energy consumption can be reduced, and the stability of the temperature in the low-temperature compartment of the low-temperature box is ensured.

This utility model discloses a fully enclosed insulated gas-filled cabinet, including a cabinet body, a gas box installed on the cabinet body, and a three-position isolating circuit breaker installed inside the gas box. The top of the outer side of the gas box is provided with multiple external heat sinks, and a crossflow fan is installed on the top of the gas box. The top of the inside of the gas box is provided with multiple first internal heat sinks, and multiple second internal heat sinks are provided on both sides of the inner wall of the gas box. Cooling fans corresponding to the second internal heat sinks are symmetrically installed at the bottom of the inner wall of the gas box. This utility model improves the passive heat dissipation capacity of the gas box through the arrangement of the second internal heat sinks, first internal heat sinks, and external heat sinks. Furthermore, when encountering high load conditions leading to high temperatures, the cooling fans and crossflow fans are automatically activated by a temperature sensor and controller to actively dissipate heat, thereby improving the heat dissipation capacity of the gas box and preventing excessively high temperatures.

This invention discloses an intelligent urban lighting device, including a support base, a display, a lighting main body, a photovoltaic module, and a monitoring probe. The support base supports the entire lighting device and also controls it. The support base internally connects to a control module, a wireless communication module, an energy storage and power supply module, an operation and maintenance management module, and a multi-system linkage module. The display is mounted on the back of the support base and is adjustable vertically relative to it; the display is electrically connected to the support base. A multi-source sensing module is located on the top of the display. The lighting main body is mounted on the top of the support base and is electrically connected to it. A heat dissipation channel is located inside the lighting main body, and a cooling fan is located along the bottom of the channel. The photovoltaic module is mounted on the upper surface of the lighting main body and is electrically connected to it. The monitoring probe is mounted on the top of the support base.

This utility model relates to the field of coolant filtration and discloses a concentrated coolant-composite filtration device with a quickly replaceable filter screen. The device includes a filter, a cooling water pipe fixedly connected to the top left side of the filter, a cooling plate installed outside the cooling water pipe, a cooling fan fixedly installed at the front end of the cooling plate, a filter screen cylinder placed inside the filter, a threaded sleeve fixedly connected to the center of the bottom of the filter screen cylinder, and a threaded opening at the top of the filter. This concentrated coolant-composite filtration device with a quickly replaceable filter screen filters particulate impurities contained in the coolant through the filter screen cylinder. Simultaneously, a magnetic rod inside the filter screen cylinder can adsorb metallic impurities mixed in the coolant, enhancing the filtration effect as the coolant passes through the filter screen cylinder. Cleaning is simple; just pull the ring to remove the magnetic rod from the limiting bracket for cleaning, thus solving the problem of poor filtration effect.

The utility model discloses a kind of load phase advancer heat dissipation flow guide structure, it is related to the field of electrical equipment heat dissipation, including connecting frame, the right side surface of connecting frame is fixedly connected with shell body, the outer surface of shell body is fixedly installed with heat dissipation piece, the outer surface of connecting frame is fixedly connected with two connecting assemblies, each connecting assembly includes the fixed connection of installation cylinder with connecting frame, the inner wall of each installation cylinder is fixedly connected with fixed plate, the outer surface of each fixed plate is fixedly connected with two slide columns. The sliding connection cylinder of connecting assembly can slide on slide column, the position of band mouth plate is adjusted by moving screw rod and fastening nut, and then the position of band mouth plate is conveniently adjusted, to adapt to the installation of different hole positions, conveniently connected with different equipment, adapt to a variety of installation environments, heat is quickly discharged by the heat dissipation fan of heat dissipation piece cooperation ventilating tube, cooperate with flow guide cover and flow guide vane to guide hot air flow, make it orderly discharge, improve heat dissipation efficiency.

The utility model discloses a kind of hydrogen energy power generation systems of quick heat dissipation, including outer frame, be set on base and be provided with hydrogen energy power generation module inside;Several open and close doors, hinged on outer frame and be provided with electric louvers on open and close door;Several heat dissipation fans, fixed in outer frame top and into positive pressure air to outer frame inside;The base is equipped with cavity, and the circuit of the hydrogen energy power generation module is laid in base cavity.This hydrogen energy power generation system can realize power generation function by setting power generation module inside outer frame, simultaneously, by setting heat dissipation fan and electric louvers, the ventilation inside can be guaranteed, it is convenient to quick heat dissipation, and by laying circuit in the cavity inside base, the temperature inside outer frame can be reduced, effectively guarantee the normal operation of hydrogen energy power generation system.

This utility model discloses a grounding resistance meter calibration device, relating to the field of grounding resistance meter technology. It includes a chassis, with a calibration instrument body fixedly connected inside the chassis. A display screen is fixedly connected to one side of the calibration instrument body, and a test interface is provided on one side of the display screen. This utility model employs the above structure, using a transmission component installed inside the chassis to move an assembly plate. The assembly plate is tilted, and multiple cooling fans are fixed to the tilted assembly plate. The tilted cooling fans change the airflow direction, forming an angled airflow that better removes heat. The cooling fans move on both sides of the calibration instrument body inside the chassis, expanding the heat dissipation coverage, preventing localized heat accumulation inside the chassis, allowing heat to be dissipated more efficiently, effectively reducing the overall temperature inside the chassis, slowing down the aging of electronic components, and ensuring the long-term stable operation of the grounding resistance meter calibration instrument.

The utility model provides a kind of high -efficient heat dissipation's transformer rectifier device, it is related to transformer rectifier technical field, including rectifier transformer;The top middle position of rectifier transformer is consistent with the bottom middle position of heat dissipation frame, and copper pipe is connected with the inside position of heat dissipation frame.In its left and right sides are provided with the sliding plate of auxiliary fan, formed the structure of top and two sides multi-position simultaneous heat dissipation, the copper pipe of top can quickly absorb the heat of rectifier transformer, cooperate with heat dissipation fan to accelerate heat dissipation;The auxiliary fan of two sides is directly against the air blowing of transformer side, enhances the air flow of side.Solved the existing device although adopt from bottom to top airflow heat dissipation mode, but heat dissipation position is relatively single, mainly rely on the airflow formed by bottom air inlet and top exhaust, difficult to cover each area of rectifier transformer comprehensively, especially for the side surface and other parts of transformer, the problem of poor heat dissipation effect.

This invention discloses a multifunctional fish-attracting lamp, which includes a bracket and a power supply box. The fish-attracting lamp also includes: a heat sink fixed to the end of the bracket, with a rear shell fixed to the front end of the heat sink; a cooling fan fixed in the center of the rear shell; a temperature controller fixed in one side of the heat sink fins; and a fan intelligent monitoring system embedded in one side of the rear shell. Several cooling fins are stacked from the outside to the inside at the rear end of the heat sink, and are evenly distributed circumferentially at the rear end of the heat sink. The gap between two adjacent cooling fins forms a through groove that is connected longitudinally and laterally. When the fan intelligent monitoring system detects abnormal operation of the cooling fan, it can automatically cut off the power supply to the lamp. When the temperature controller detects that the temperature of the heat sink exceeds 80°C, it can automatically cut off the power supply to the lamp. The through groove not only allows the air blown by the cooling fan to diffuse to various positions behind the heat sink, but also effectively guides water and air entering the lamp.

The utility model discloses an integrated computer relates to computer technical field, and the utility model discloses a computer main part and frame, the rear side middle part of computer main part is equipped with heat abstractor, is used for the heat dissipation of computer main part inside electrical element, and heat abstractor includes: the cooling assembly includes the shell body of setting in the rear side middle part of computer main part, and the cooling fan blows into the computer main part inside the cold air flow to the CPU, the heat dissipation of computer main part inside the heat -generating element such as display card, and the heat dissipation hole of cooperation computer main part both sides forms convection, and timely discharge internal hot air, and the heating end passes through the synergies of radiating fin and radiating fan, and the heat absorbed is rapidly discharged to the outside of shell body, avoids the heat accumulation influence refrigeration effect, effectively solves the problem that the integrated computer is close -grained and leads to the poor heat dissipation effect.

The utility model discloses a heat dissipation structure and projector, wherein, a kind of heat dissipation structure, comprising: heat dissipation fan, multi-angle flow guide heat dissipation mechanism and auxiliary ventilation mechanism. Multi-angle flow guide heat dissipation mechanism is set at the air outlet of heat dissipation fan, and multi-angle flow guide heat dissipation mechanism includes flow guide pipe and multiple first heat exchange pipes, and flow guide pipe is fixedly set at the air outlet of heat dissipation fan, and multiple first heat exchange pipes are evenly fixedly inserted and set in flow guide pipe. Auxiliary ventilation mechanism is set at one side of heat dissipation fan, and auxiliary ventilation mechanism includes ventilation fan, auxiliary ventilation pipe and multiple second heat exchange pipes, and auxiliary ventilation pipe is fixedly set at the air outlet of ventilation fan. The utility model discloses a heat dissipation structure and projector by setting multi-angle flow guide heat dissipation mechanism and auxiliary ventilation mechanism, improve the uniformity that heat dissipation structure carries out ventilation heat dissipation to projector, improve the practical application effect of heat dissipation structure.

This application discloses a heat dissipation system for a heat dissipation patch, including a housing, a power supply, and a heat dissipation assembly. The housing includes an upper cover and a lower cover. The lower cover includes a bottom wall and a side wall extending upwards from the bottom wall. The bottom wall has an installation opening, and the bottom wall and side wall enclose a body cavity with an opening. The housing has a flow port, and the upper cover covers the opening of the body cavity and forms another flow port on one side of the housing. One flow port is for air intake, and the other flow port is for air exhaust. The heat dissipation assembly includes a heat exchange plate with silicone thermal paste on both ends, a heat dissipation body, and a cooling fan. The heat exchange plate is fixedly disposed in the installation opening, and one end of the heat dissipation body is connected to the heat exchange plate and located within the body cavity. The power supply is located within the body cavity and away from the end of the air exhaust flow port, and the power supply is electrically connected to both the cooling fan and the heat exchange plate. This invention improves heat dissipation efficiency by placing the two flow ports in different directions to prevent turbulence during air exhaust.

The application relates to the technical field of special power supply, and discloses a special power supply with a heat-dissipating dustproof shell, which comprises a shell, a heat-dissipating fan is connected to the inner wall of the shell through screws, and dustproof assemblies are connected to the two side edges of the shell through screws; the dustproof assembly comprises a frame plate, a wedge-shaped hole is formed in the inner wall of the frame plate, a buckle plate is clamped in the wedge-shaped hole, a rectangular cover is fixedly connected to one end of the buckle plate, and scale holes are formed in the outer surface of the rectangular cover. The application has high heat-dissipating efficiency and good dustproof effect, and is convenient to maintain; the through holes on the two sides of the shell provide special channels for air flow, the fan installation mode ensures the directionality and effectiveness of air flow transmission, the two side fans are reversely arranged to form a directional forced convection air duct in the shell, compared with natural heat dissipation, the air flow rate and heat exchange efficiency are greatly improved, the heat generated by the core components during operation can be timely removed, and local high temperature is avoided to affect equipment operation.

The application relates to a direct-current charging pile which comprises a bottom shell, a top cover, two air duct plates, a main plate and a heat dissipation fan, the bottom shell is provided with air inlets on both sides, and the bottom shell is provided with an air outlet at one end; the top cover is arranged at the end of the bottom shell far from the air outlet, the inner cavity of the top cover and the inner cavity of the bottom shell surround to form a pile body inner cavity; the two air duct plates are arranged in the pile body inner cavity, and the air duct plates are arranged in correspondence with the air inlets; a plurality of components are arranged on the main plate, the main plate is located between the two air duct plates, the air duct plates, the end of the main plate far from the air outlet and the pile body inner cavity surround to form a heat dissipation air duct, and the end of the air duct plate close to the air outlet and the inner wall of the bottom shell surround to form a water drainage part in communication with the air inlets; the heat dissipation fan is arranged at the end of the main plate far from the air outlet, and the heat dissipation fan is used for sucking external air into the heat dissipation air duct and discharging hot air from the air outlet out of the pile body inner cavity. The direct-current charging pile of the application improves the waterproof effect while ensuring the heat dissipation performance through the arrangement of the heat dissipation air duct.

This invention relates to a highly integrated uninterruptible UPS (Uninterruptible Power Supply) power supply, belonging to the field of power supply technology. It includes a power supply housing, with symmetrically arranged slide rails on the front side of the housing. L-shaped sliders are slidably arranged within each slide rail, and side plates are arranged between the L-shaped sliders. A handrail is provided on the side of the side plate away from the power supply housing. A primary heat dissipation mechanism is provided inside the power supply housing, and secondary heat dissipation mechanisms are arranged on both sides of the housing. A fixing mechanism is provided within the primary heat dissipation mechanism. This invention solves the following problems: The invention uses an adjusting rod to move an arc-shaped block within the wiring conduit, thereby fixing the wiring through the arc-shaped block. This secures the power cables between components during UPS assembly, preventing them from coming loose during operation. The invention also forms an air channel through vertical plates and a geometric plate, and while a cooling fan dissipates heat from the UPS, it prevents dust from contacting the UPS components, thus improving heat dissipation efficiency.

The present application provides a fan wheel and a cooling fan with the same to solve the problem of difficult noise reduction of the existing fan wheel. It comprises a hub, a plurality of fan blades arranged on the outer periphery of the hub, each fan blade having an opposite top edge and a bottom edge, the top edge and the bottom edge being divided into a first part and a second part by a separation line, and a plurality of noise reduction structures distributed on the windward surface of the plurality of fan blades, each fan blade having at least one noise reduction structure in the first part and the second part, the noise reduction structure in the first part and the noise reduction structure in the second part being arranged in an alternating manner in the axial direction, and the projection of the noise reduction structure in the first part and the noise reduction structure in the second part in the axial direction partially overlaps or completely does not overlap.

The utility model discloses an active waterproof heat dissipation structure and imaging equipment relates to electrical waterproof technical field, and the inside of main body shell is equipped with heating device and heat conduction assembly, and heat conduction assembly respectively with heating device and heat dissipation subassembly heat conduction contact, and the heat of heating device generates conduction to heat dissipation subassembly through heat conduction assembly, and heat dissipation subassembly spreads heat to the outside, heat dissipation subassembly partial structure is located main body shell inside, partial structure is located main body shell outside, and heat dissipation subassembly and main body shell keep sealed assembly, and ensure good waterproof dustproof performance. In a specific embodiment, through the characteristic of the phase change material of the encapsulation inside the heat pipe, the heat transfer is realized through the phase change, and the active heat dissipation is provided with the help of the heat dissipation fan, and the heat dissipation efficiency is effectively improved compared with the passive heat dissipation.

The embodiment of the application discloses a graphics card misplacement mounting support and a case, wherein the mounting support comprises a first support, the first support comprises a first supporting part, a first end of a first side surface of the first supporting part is provided with a first connecting plate, a second end of a second side surface of the first supporting part is provided with a plug-in interface, the first supporting part is configured to be in sliding engagement with a fixing plate of a graphics card assembly, and a plug-in connector of the fixing plate is plugged into the plug-in interface, so that a fixing end of the fixing plate is engaged with the first connecting plate, wherein on one side of a cooling fan of the graphics card assembly, an included angle β between a sliding engagement direction and a mainboard in the case is an obtuse angle. The included angle β helps the cooling fan to absorb cold air from an air inlet of a bottom cover plate and discharge heat generated by the graphics card from an air outlet of a top cover plate, so that efficient heat dissipation is realized.

The utility model discloses a kind of semiconductor constant-temperature wine decanter, belong to wine decanter technical field, including wine storage shell, its inside is provided with wine storage heat preservation groove, wine storage heat preservation groove bottom is provided with temperature-guiding cold aluminium seat, the cold end of semiconductor refrigeration sheet is abutted in temperature-guiding cold aluminium seat, the hot end of semiconductor refrigeration sheet is abutted on radiating fin, radiating fin is connected in fan cover, fan cover is provided with radiating fan, wine storage shell bottom is provided with a plurality of first radiating holes, radiating fan is towards a plurality of first radiating holes, wine storage shell bottom is provided with support seat. The utility model utilizes semiconductor refrigeration sheet to combine wine storage heat preservation groove, ensure that internal temperature is constant and is not affected, this structure will wine bottle be placed in wine storage heat preservation groove, guarantee the constant temperature of wine in bottle, so that under constant-temperature environment, volatile speed of aroma molecule is relatively stable, can make grape wine continuously, stably release various aroma, improve drinking experience.

This invention provides a CAN converter with a heat dissipation structure, including a CAN converter body and a heat dissipation shell on the outside of the CAN converter body. A heat dissipation cavity is formed between the heat dissipation shell and the CAN converter body. Support legs are installed at the four corners of the bottom side of the heat dissipation shell. The heat dissipation shell includes an inner thermally conductive layer and an outer heat dissipation fin layer. This invention is reasonably designed. By setting up a heat dissipation shell, the thermally conductive layer quickly conducts heat, the heat dissipation fin layer increases the heat dissipation area, and a cooling fan forms forced convection cooling. The combination of multiple heat dissipation methods significantly improves the heat dissipation efficiency of the CAN converter body, enabling it to quickly and effectively dissipate the heat generated by the CAN converter body and reduce the operating temperature of the device. The addition of a thermally conductive silicone pad reduces the thermal resistance between the CAN converter body and the heat dissipation shell, further improving the heat conduction effect and ensuring that heat is transferred to the heat dissipation shell for dissipation in a timely manner.

This invention relates to the field of high and low voltage power distribution equipment technology, and in particular to an energy-saving, rapidly expandable high and low voltage switchgear power distribution equipment, including a high-voltage switchgear, a low-voltage switchgear, and a junction box. A mounting bracket is fixed to the inner wall of the high-voltage switchgear, and C-shaped profiles are fixedly connected to the mounting brackets. A crossbeam assembly angle iron is bolted to the side of the C-shaped profile, and a crossbeam is fixed to the side of the crossbeam assembly angle iron. The crossbeam has slots on both sides, in which drawer load-bearing plates and expansion plates are respectively engaged. A cooling fan is installed on the top right side of the high-voltage switchgear. This energy-saving, rapidly expandable high and low voltage switchgear power distribution equipment adopts a structural design that combines modular slots inside the high-voltage switchgear with detachable expansion plates. It abandons the traditional integrated fixed frame mode, and relies on the pre-set slots on the crossbeams to freely install and remove expansion plates, achieving rapid expansion of the power distribution circuits and electrical modules within the cabinet without on-site cutting, welding, or modification of the cabinet.

The application discloses a vehicle ATS heat dissipation fan, which comprises a shell and a fan assembly arranged in the shell, opposite side walls of the shell are respectively provided with an air inlet and an air outlet, the fan assembly is fixed in the shell at the air outlet, an ATS controller is arranged on the shell, a dust removal device is arranged between the fan assembly and the air inlet, and the fan assembly and the dust removal device are electrically connected with the ATS controller. The vehicle ATS heat dissipation fan can effectively reduce the labor cost of dust removal of a bus in the later period, ensure long-term stable work of an ATS system under the condition that no artificial maintenance is conducted, and greatly increase the service life of the ATS system under various severe road conditions.

This utility model discloses a profile heat dissipation fan cooling device, relating to the field of profile heat dissipation fan cooling technology. The utility model includes an aluminum plate with mounting plates on both its left and right sides. Several heat sinks are fixedly connected to the top of the aluminum plate. It also includes a fan assembly mechanism disposed on the outside of the heat sinks, used to dissipate heat absorbed by the heat sinks. Specifically, by setting up the fan assembly mechanism, during the heat dissipation process, the aluminum plate has a large contact area with the equipment, transferring heat to multiple heat sinks. Multiple cooling fans are activated to expel the heat from the heat sinks to the outside, improving the heat dissipation effect and efficiency. Simultaneously, a serpentine tube carries coolant, which flows in an S-shape within the tube, rapidly conducting heat between the heat sinks. Finally, the coolant is discharged from the drain outlet. The continuous flow of coolant further enhances the cooling effect.