427results about How to "Increase cooling area" patented technology

The utility model discloses a splicing type diode assembly convenient for rapid plugging and replacement, which relates to the technical field of diodes, and comprises a diode body, one side of the diode body is provided with a plugging and splicing replacement mechanism, the plugging and splicing replacement mechanism comprises a plugging block, and one side of the diode body is fixedly connected with the plugging block. According to the utility model, through the arrangement of the plugging, splicing and replacing mechanism, the effect of splicing and replacing the diode can be achieved by rapidly plugging the diode, and during the use process, the situation that the diode is damaged and needs to be welded or disassembled by using a tool when the diode cannot be rapidly plugged, spliced and replaced can be avoided; the utility model aims to solve the problems that the existing diode assembly is easy to replace, the maintenance time and difficulty are increased, the maintenance efficiency is reduced, other elements are damaged due to improper operation for some complex circuits, the debugging is inconvenient, the debugging process becomes tedious, the debugging period is prolonged, and the research and development of products are influenced, and the practicability and replacement efficiency of the diode assembly are ensured.

The utility model provides a beauty instrument, including shell, light-emitting component, heat dissipation fan and tube radiator, the shell is provided with light exit and heat dissipation air outlet, the heat dissipation fan and the tube of light-emitting component are arranged in the shell, the light emitted by the tube passes through the light exit and is emitted to the user's part to be beautified, and the heat dissipation air outlet is provided with the heat dissipation fan and the tube radiator. Therefore, the beauty care of the user is realized. The lamp tube radiator is connected with an electrode of the lamp tube, so that the lamp tube rapidly transmits heat to the lamp tube radiator, the lamp tube radiator is at least partially located at a fan air inlet of the cooling fan, and gas at the lamp tube radiator is sucked into the cooling fan through the cooling fan and blown out to the cooling air outlet. Hot gas at the position of the lamp tube radiator is exhausted, and therefore heat dissipation of the lamp tube radiator is achieved. The lamp tube exchanges heat with the airflow through the lamp tube radiator, so that the heat dissipation area is increased, the heat dissipation effect of the lamp tube is improved, and the problem that other devices are damaged due to the fact that a large amount of heat is easily gathered in the shell of the beauty instrument is solved.

The utility model discloses a patch type super capacitor relates to capacitor technical field, including capacitor main part, the both sides of capacitor main part are provided with the welding leg, the inside of welding leg is provided with first welding hole, the bottom of welding leg is provided with the second welding hole with first welding hole intercommunication, the bottom of capacitor main part is provided with copper seat, the bottom of copper seat is provided with inner inclined slot, a plurality of inner extension holes are set up in the inside of inner inclined slot on copper seat and be provided with, the both sides of copper seat are provided with and the inner extension hole intercommunication of filling wind hole. The plurality of inner extension holes that set up in the inside of inner inclined slot on copper seat are used for the transmission of heat on capacitor main part, when the device and traditional capacitor installation environment's equivalent condition, if the installation environment has the situation of wind flow, the setting of inner extension hole can make the heat dissipation promotion effect of capacitor main part, and the both sides of copper seat are provided with and the inner extension hole intercommunication of filling wind hole is used for the circulation of capacitor main body surrounding environment.

The present invention relates to the technical field of power batteries, and provides a battery cell cover plate, a cover plate assembly and a battery cell, the battery cell cover plate comprises: a cover plate body having two plate surfaces arranged back to back in the thickness direction of the cover plate body, one of the plate surfaces forming a support surface; the pole hole penetrates through the cover plate body; the supporting convex hull is arranged on the supporting surface in a protruding mode, and the height H1 of the supporting convex hull protruding out of the supporting surface meets the condition that H1 is larger than or equal to (H + 1.0 mm) and smaller than or equal to (H + 2.0 mm); wherein H is the height of the pole protruding out of the supporting surface. When the upper surface of the whole battery pack is impacted by external force, the impact force can be borne by the supporting convex hulls, direct stress of the pole columns is avoided, the short-circuit risk of the battery cell is reduced, the impact external force borne by the supporting convex hulls can be directly dispersed to the cover plate body and even the whole shell of the battery cell, the supporting performance of the shell of the battery cell is exerted, and the mechanical strength of the whole battery pack is improved; and long-term stable operation of the battery cell is ensured. And the supporting convex hulls can also improve the heat dissipation effect of the battery cell and improve the quick charging performance of the battery cell.

The utility model belongs to the technical field of heat dissipation teeth, and particularly relates to a cooling channel for heat dissipation teeth, which aims at solving the problems that the heat dissipation area is small and more heat cannot be taken away, and adopts the technical scheme that the cooling channel comprises a heat dissipation tooth assembly, the heat dissipation tooth assembly comprises a plurality of heat dissipation teeth, and a liquid flowing channel is formed between every two adjacent heat dissipation teeth; the heat dissipation tooth assembly comprises a first heat dissipation tooth part and a second heat dissipation tooth part; the first heat dissipation tooth part and the second heat dissipation tooth part are connected with a connecting assembly. According to the utility model, the heat dissipation teeth are designed in the liquid cooling channel to increase the heat dissipation area, so that more heat of a product can be taken away, the weight of the product is reduced, the weight of the product is reduced, the cost of the product is reduced, and the energy is saved.

This application discloses an injection mold for automotive snap fasteners that can quickly cool and solidify, belonging to the field of automotive snap fastener production technology. The key technical features include an upper mold plate and a lower mold plate, connected by a hydraulic cylinder. The bottom of the upper mold plate has multiple connecting rods, with the same upper mold core at the bottom of each connecting rod. The top of the lower mold plate has multiple fixing rods, with a lower mold core at the top of each fixing rod. The upper and lower mold cores are compatible. Both the upper and lower mold cores have a first water-cooling pipe inside, with two first water-cooling pipes symmetrically arranged. Each end of the first water-cooling pipe has a first water inlet and a first water outlet, extending to the outside of the injection mold. This application provides good cooling performance, improving the efficiency of automotive snap fastener cooling and molding.

The utility model discloses a protective MOS tube, and relates to the technical field of MOS tubes. Comprising an MOS tube main body, the back surface of the MOS tube main body is provided with an assembly groove, a metal protection sheet is clamped through the assembly groove, the metal protection sheet is provided with a strip-shaped clamping groove, the MOS tube main body comprises a plastic package shell, a lead frame and an MOS chip, the lead frame is installed in the plastic package shell, and the MOS chip is welded on a bonding pad of the lead frame. According to the protection type MOS tube, when the protection type MOS tube needs to be transported or carried, the metal protection sheets are detached from the assembling grooves and clamped at the pins under the action of the strip-shaped clamping grooves, the stress surface is increased, the structural strength of the pins is improved, and therefore the protection effect is achieved, and when the protection type MOS tube is used, the metal protection sheets are detached from the pins and reassembled into the assembling grooves, so that the metal protection sheets are not damaged. And the heat-conducting copper sheet is attached to the heat-conducting copper sheet, so that the heat dissipation area can be enlarged, heat convection can be accelerated, efficient heat dissipation can be realized, and stable work of the MOS tube can be ensured.

This invention relates to the field of semi-solid-state battery technology, and more particularly to a free radical in-situ polymerization semi-solid-state battery, comprising a protective housing, a top assembly on the top of the protective housing, and a protective cover on the top of the protective cover, with an installation pipe fixedly connected to the top of the protective cover. Through the coordinated use of the protective cover, a fan body, a temperature detector, a relay, a partition plate, and side guards, the fan body, located within the installation pipe, is activated by the relay when the temperature detector detects that the internal temperature exceeds a threshold, accelerating airflow and preventing heat accumulation inside the protective housing. The partition plate more effectively protects the internal batteries and also provides insulation to a certain extent, preventing heat interference between adjacent batteries. The side guards further expand the heat dissipation area, providing strong support for the stable operation of the battery.

The utility model discloses a capacitance compensation cabinet capable of preventing heat surge, and particularly relates to a capacitance compensation cabinet which comprises a box body, the top of the box body is symmetrically and fixedly provided with air outlet groove pieces distributed on adjacent side edges, and flow blocking baffles are fixedly welded in the air outlet groove pieces; a preset distance is kept between the flow blocking baffle and the air outlet groove piece so that an air flow channel can be formed. The side wall of the flow blocking baffle is fixedly arranged on fin plates which make contact with the top of the box body and are distributed in a linear array mode. C-shaped sheet metal parts are fixedly arranged among the flow blocking baffle, the box body and the side walls of the two opposite sides of the air outlet groove part, and the multiple fin plate parts sequentially penetrate through the C-shaped sheet metal parts. Through the design of the sheet metal part, the local temperature change generated by heat absorption of the sheet metal part in the box body is optimized, so that the flowing of enthusiasm airflow in the box body is accelerated and guided, and the heat dissipation speed in the box body is ensured.

The invention relates to the field of disc type motors, in particular to a disc type direct drive motor. Comprising two sets of symmetrically arranged motor housings, and rotating shafts are arranged in the two sets of motor housings; rotor mechanisms are arranged in the two sets of motor housings. And the rotor mechanism is sleeved on the outer wall of the rotating shaft. External air is sucked in at a high speed through the multiple sets of air guide blades distributed in the air guide groove in the annular array mode, and then airflow is guided into the position between the outer wall of the separation ring and the inner wall of the shell at a high speed through the multiple sets of fourth air inlet through grooves in the two sides; high-speed airflow is guided into a specific channel in the stator mechanism through a plurality of groups of air guide through grooves I for efficient heat dissipation, and then the airflow is exhausted through a plurality of groups of exhaust holes I, so that the heat dissipation effect of the stator mechanism during working is improved; and the linear speed of the edge of the rotor is utilized, and meanwhile, a heat dissipation mechanism which consumes extra power is prevented from being added, so that the heat loss of the disc type direct drive motor is reduced, and meanwhile, the energy-saving effect is achieved.

The utility model discloses a liquid cooling plate which comprises an upper cover plate and a lower cover plate, and a main flow channel is formed between the upper cover plate and the lower cover plate; the water inlet nozzle is communicated with the water inlet of the main flow channel and is used for allowing a refrigerant to flow in; the water outlet nozzle is communicated with a water outlet, corresponding to the water inlet, of the main runner and is used for allowing a refrigerant to flow out; the heat exchange columns are arranged in the main flow channel, and the densities of the heat exchange columns in different areas in the main flow channel are different. According to the liquid cooling plate, the plurality of heat exchange columns are arranged, so that the structural strength of the liquid cooling plate can be enhanced, the contact area between a refrigerant and the flow channel wall can be increased, and the heat exchange efficiency is improved. Besides, the heat exchange columns with different densities are arranged in different areas, so that the flow distribution of the refrigerant in the flow channel can be optimized, the refrigerant is uniformly distributed, and the uniformity of the heat dissipation performance of the liquid cooling plate is improved.

The utility model relates to a heat dissipation type new energy automobile battery shell, relates to the technical field of battery shells, and aims to solve the problem of poor heat dissipation of a battery shell, the heat dissipation type new energy automobile battery shell comprises a main shell body, the two ends of the main shell body are open, heat dissipation end covers are arranged at the two ends of the main shell body, and any heat dissipation end cover comprises a base and a flow guide outer cover; the base is arranged on the side, close to the main shell, of the flow guide outer cover, the base and the flow guide outer cover are each of a hollow structure and communicate with the interior of the main shell, flow guide through holes are formed in the four side walls of the base in a penetrating mode, and a fan module is arranged in the main shell. And a fan notch for air flow to circulate is formed in the main shell. The battery pack has the effects of effectively absorbing heat generated by the battery and quickly dissipating the heat.

The utility model provides a kind of high-temperature-resistant long-life ball bearing retainer, it is related to bearing retainer technical field, and it includes: hold frame body;The retainer body is annular structure, and ball hole is arranged in annular array shape on the inner wall of retainer body;Annular array shape is arranged in the through hole of the outer wall of retainer body, and the through hole is circular hole structure, and the through hole arranged in annular array shape is jointly composed of the heat dissipation structure of retainer body.Utilize nickel-based alloy high melting point (1300 DEG C above) and strong oxidation resistance, so that retainer is not easy to heat softening or oxidation corrosion failure under high temperature working condition (such as industrial kiln, aeroengine), directly prolongs the service life under high temperature environment;Through type circular through hole forms three-dimensional heat dissipation channel, cooperates the forced convection of lubricating medium (oil / gas), and internal heat is quickly taken away.For example in high-speed motor, airflow passes through through hole can make retainer temperature reduce 20%~30%, avoid local overheating to cause material failure.

The utility model discloses a kind of feed additive granule cooling equipment, including bearing base and cooling roller, the top end both sides of bearing base are vertically installed with support seat, the opposite side wall of two support seat is installed with carousel;The side wall of one side carousel is installed with fixed disc a, the side wall of the other side carousel is installed with fixed disc b, the cooling roller is assembled between fixed disc a and fixed disc b;The setting of this feed additive granule cooling equipment, structure design is reasonable;By setting cooling fin on the inner wall of cooling roller upper and lower two sides, and setting ventilation hole and assembling fan assembly outside drum, good ventilation and heat dissipation structure is formed.Fan assembly forced ventilation, cooperate cooling fin to increase heat dissipation area, so that feed additive granule can be in contact with cold air in the process of drum rotation, greatly improve cooling efficiency.

The utility model relates to lighting technical field, and disclose a rotatable LED lamps and lanterns, including shell subassembly, shell subassembly both ends are provided with rotation adjusting assembly, shell subassembly is provided with lighting assembly in, shell subassembly front end is provided with lamp shade, shell subassembly includes lamp house, lamp house is aluminium alloy shell and front end opening, utilize aluminium alloy good heat conductivity auxiliary heat dissipation, lamp shade fixed clamping in lamp house's front end opening department. The utility model discloses setting rotation adjusting assembly, utilize the handle to drive the rotation of the pivot axle body, thereby adjust the lighting angle of lamp house and lighting assembly, after adjusting, tighten the fastening nut, can the connecting screw rod be fixed in the arc -shaped groove, and then stabilize the lighting angle and fix, convenient operation and good fixed effect, solved the existing lamps and lanterns lighting angle inconvenient adjustment, the problem that fixed easy deviation.

The utility model discloses a heat dissipation structure and a heat dissipation battery pack, and relates to the technical field of battery pack heat dissipation, the heat dissipation structure comprises a heat dissipation assembly, the heat dissipation assembly comprises a heat dissipation main body and a heat conduction plate, the heat conduction plate is used for being connected with the battery pack and transmitting heat generated by the battery pack, and the heat dissipation main body is connected with the heat dissipation main body. A heat dissipation cavity is defined by the heat dissipation main body and the heat conduction plate; and the heat conduction plate can transfer heat generated by the battery pack to the heat dissipation cavity. According to the technical scheme provided by the utility model, the problems that in the driving process of the new energy automobile, the battery pack is in a long-term working state, heat accumulation is easily caused, then the battery pack is damaged, and even serious safety accidents such as battery short circuit and fire are possibly caused can be solved.

The utility model discloses an unmanned vehicle line control chassis high -efficient heat dissipation structure relates to vehicle chassis equipment technical field, is provided with the heat dissipation portion on the chassis, the heat dissipation portion is provided with a plurality of mutually parallel heat dissipation grating, and the inner airflow passage is formed between two adjacent heat dissipation grating, is provided with a plurality of mutually parallel heat dissipation fin on the upper end surface of a plurality of heat dissipation grating, and the outer heat dissipation passage is formed between two adjacent heat dissipation fins, and the interval between two adjacent heat dissipation grating is less than the interval between two adjacent heat dissipation fins, the heat dissipation fin upper edge contour line is extended from both sides to the center symmetry, and one side contour line section includes side horizontal section, large angle drop section, small angle rise section, central horizontal section in proper order, and the scheme simple structure can be high -efficient heat dissipation under the scene such as static parking, low -speed driving, high -speed operation etc.

The utility model relates to the technical field of frequency converter insulation and heat dissipation, and discloses a high-power frequency converter insulation and heat dissipation structure which comprises a bottom plate, foot columns and side columns, the foot columns are fixedly connected to the four corners of the upper surface of the bottom plate, and the side columns are fixedly connected to the middle portions of the two sides of the upper surface of the bottom plate. According to the high-power frequency converter insulation heat dissipation structure, the bottom plate, the foot columns and the side columns are combined to form a frame structure used for bearing the heat dissipation assembly and the frequency converter, meanwhile, the rigidity of the whole structure is enhanced, and the frame structure is made of a steel material, can be directly used for grounding and has heat dissipation, impact resistance and lightning stroke resistance performance; the outer side vacant part of the frame body is filled with the side plates, the top of the frame body is sealed and covered with the top plate, the side plates and the top plate are made of metal materials such as copper with high heat conduction performance and high conductivity, the heat dissipation and signal shielding capacity can be achieved, meanwhile, the interior of each side plate is a hollow outer layer, heat dissipation fins and arc-shaped pieces are installed, the heat dissipation area can be increased, and the heat dissipation efficiency is improved. And the heat dissipation effect is improved.

This utility model discloses a heat dissipation structure for UV-curable pipe repair lamps, including a transparent tube body. Multiple sets of UV lamp assemblies are equidistantly installed along the circumference of the inner wall of the transparent tube body. Each UV lamp assembly includes a UV lamp, with both ends of the UV lamp fixedly connected to the transparent tube body via mounting rings. The emitting surface of the UV lamp is in close contact with the inner wall of the transparent tube body, and a liquid-cooled heat spreader is provided on the back of the UV lamp. A miniature liquid-cooled pump is provided at one end of the liquid-cooled heat spreader, which is connected to a liquid-cooled flow channel inside the heat spreader. This utility model employs a liquid cooling method combining a liquid-cooled heat spreader and a miniature liquid-cooled pump. The miniature liquid-cooled pump drives the coolant to circulate within the flow channel, quickly removing the heat generated by the lamp. Simultaneously, the liquid-cooled heat spreader is made of aluminum alloy and has heat dissipation fins on its surface, increasing the heat dissipation area and further improving heat dissipation efficiency. This effectively prevents heat accumulation, reduces the lamp temperature, and extends its service life.

The utility model relates to a nodular cast iron heavy truck wheel hub belongs to truck wheel hub technical field, including the rim, the rim one side is connected with the connecting support plate, and the connecting support plate is round table shape, and the lateral wall of connecting support plate is evenly distributed with a plurality of radiating fins and radiating hole, the utility model discloses nodular cast iron heavy truck wheel hub sets up radiating fin through, increases the radiating area of wheel hub, sets up radiating hole simultaneously, utilizes the airflow of wheel rotation and takes away the heat, and the working temperature of wheel hub is reduced fast, the utility model discloses can avoid the heat accumulation in the wheel hub and causes the thermal fatigue crack, guarantees the safety of vehicle travel.

The utility model relates to a kind of packaging devices with multi-face heat dissipation function.The packaging devices with multi-face heat dissipation function include: substrate, including the front and back of opposite distribution along first direction;Chip, attached on the front of the substrate, the chip includes the first surface towards the substrate and the second surface opposite with the first surface along the first direction;Multi-face liquid cooling heat dissipation structure, including upper cover, lower support and heat dissipation channel, the upper cover is located above the chip along the first direction, the lower support is at least located in the side of the chip and vertically connected with the end of the upper cover, the upper cover, the lower support and the chip form the heat dissipation channel, the heat dissipation channel is used to accommodate cooling liquid.The utility model realizes the multi-face liquid cooling heat dissipation of chip, increases the heat dissipation area of chip, enhances the heat dissipation performance of chip.

The application provides an insulating part of a single battery cell, which is applied to a battery module, the battery module has a plurality of single battery cells, and comprises an insulating body which is connected with a sleeve of the single battery cell and is used for insulating the single battery cell, the insulating body comprises an opening end and a containing cavity, and the single battery cell is sleeved into the containing cavity through the opening end. The application can avoid that the insulating part is easily separated, and improve the insulation performance of the single battery cell.

The utility model discloses a chip packaging heat dissipation structure, which comprises a packaging shell, the packaging shell comprises a bottom plate and a top plate, the upper surface of the bottom plate is fixedly connected with a plurality of supporting pieces, and the upper surfaces of the supporting pieces are fixedly connected with the lower surface of the top plate; a chip groove is formed in the lower surface of the bottom plate, a chip is packaged in the chip groove, a packaging substrate is adhered to the lower surface of the bottom plate, and a plurality of pins are welded on the lower surface of the packaging substrate in an array manner. An air circulation layer is formed between the bottom plate and the top plate through the supporting piece, so that the contact area between the packaging shell and air is increased, heat is taken away through air circulation, and the purpose of efficient heat dissipation is achieved.

The utility model relates to an efficient heat dissipation blower shell in the blower field, which comprises an assembly shell, the assembly shell comprises a left piece and a right piece which are assembled through a buckle structure on the inner side of the assembly shell, the upper side of the interior of the assembly shell is provided with a first square cavity, and the top of the assembly shell is provided with a second square cavity; a first square cavity and a second square cavity are formed in the shell body, an assembly plate is inserted into the first square cavity, a cover plate is inserted into the second square cavity, heat dissipation holes are formed in the assembly plate, and heat dissipation fins are welded to the inner side of the assembly plate. And the assembly plate is limited through the limiting corner connector and the limiting shifting piece, so that the heat dissipation area is increased through the heat dissipation fins when the blower is used, heat can be effectively dissipated out, and the heat dissipation efficiency is improved.

The embodiment of the present application provides a motor, a power assembly and a vehicle. The motor comprises: a shell assembly, a cooling cavity for cooling oil flow being arranged in the shell assembly, the shell assembly being provided with an oil inlet and an oil outlet communicating with the cooling cavity; a stator assembly, at least part of the stator assembly being arranged in the cooling cavity, so that the stator assembly can be at least partially immersed in the cooling oil; and a rotor assembly, rotatably sleeved on the inner side of the stator assembly. In the scheme, at least part of the stator assembly can be immersed in the cooling oil in the cooling cavity and directly contact with the cooling oil, so that the contact type oil cooling is realized. In this way, the cooling oil can be in full contact with the stator assembly under the hydraulic action as much as possible, so that the stator assembly and the cooling oil can have a relatively large contact area, the heat dissipation area of the stator assembly is improved, and the flowing cooling oil can timely take away the heat of the stator assembly, so that the heat dissipation efficiency of the motor can be greatly improved compared with the oil shower type cooling scheme.

The utility model discloses a radiator, which relates to the radiator field, and comprises a support main body and a heat radiation assembly, the support main body comprises at least one support column, the support column extends along a first direction, and the first end of the support column is used for being connected with an external heat source; the heat dissipation assembly comprises a plurality of heat dissipation fins, the multiple heat dissipation fins are arranged outside the supporting body in a sleeving mode and distributed at intervals in the first direction, and at least one heat dissipation hole penetrates through each heat dissipation fin; wherein the support main body and the radiating fins are diamond aluminum alloy composite parts respectively; thus, the supporting body and the cooling fins have high thermal conductivity, the thermal conductivity can reach 400 W / (m.K) or above, the high-temperature resistance is improved to 600 DEG C, and the phenomenon of oxidation and falling is avoided, so that the reliability and durability of the radiator under complex working conditions are improved, and the lightweight design of the radiator is facilitated; at least one radiating hole penetrates through the radiating fin, so that the radiating area is increased, and the weight is further reduced; meanwhile, the multiple cooling fins are arranged at intervals, the heat exchange efficiency can be improved, and then the cooling efficiency is improved.

The utility model discloses a clutch pressure plate with a good heat dissipation effect, and relates to the technical field of clutch pressure plates, the clutch pressure plate comprises a pressure plate body, the center of the pressure plate body is provided with a center hole, and the pressure plate body comprises an inner plate surface and an outer plate surface; a plurality of rivet holes are formed in the edge of the top of the pressing disc in a circular array mode. A thickening sleeve is arranged on the outer disc surface; a plurality of short protruding edges are arranged on the top of the thickening sleeve in a circular array mode, a plurality of arc-shaped heat dissipation through grooves are formed in the top of the thickening sleeve and the pressure plate body in a circular array mode, and all the short protruding edges are located between every two adjacent arc-shaped heat dissipation through grooves respectively. A long rib is arranged on one side, far away from the short rib, of the arc-shaped heat dissipation through groove; the problem that the clutch pedal makes contact with the clutch plate to slip when the clutch pedal is loosened is solved, the heat dissipation effect is achieved, deformation or cracking caused by temperature changes in the using process is avoided, and the service life of the pressure plate body is prolonged.

The invention discloses an energy-saving and environment-friendly power distribution cabinet with a heat dissipation function, particularly relates to the technical field of power distribution cabinets, and is mainly characterized in that a guide frame plate is connected to the top end of a power distribution cabinet body and is welded and fixed, an adjusting screw rod is located in the guide frame plate and is rotationally connected through a bearing, and an expansion heat dissipation mechanism is arranged on the outer wall of the adjusting screw rod; the expansion heat dissipation mechanism comprises two threaded sleeve blocks arranged on the outer wall of the adjusting screw rod. According to the invention, the expansion heat dissipation mechanism is adopted to start the output end of the adjusting gear motor, so that the adjusting screw rod rotates in the guide frame plate, the distance between the two threaded sleeve blocks is increased, and the side space between the expansion heat dissipation fins and the power distribution cabinet body is increased; the diffused heat in the power distribution cabinet body can be discharged from five surfaces through the rectangular spaces on the two sides, the heat dissipation effect is better, continuous electric energy consumption is not needed, and the environmental protection and energy saving performance is effectively improved.

The utility model discloses a novel new energy automobile charging wire, including conductor layer, heat dissipation layer and insulating layer, the conductor layer is by the flattening of the flattening structure of the stranding of multiple annealed soft copper filaments, the heat dissipation layer is covered in the conductor layer outside, by silica gel BN composite material injection moulding, its inside is equipped with the micro -fine ventilation pipeline of through, the insulating layer is located the heat dissipation layer outside, the insulating layer includes inner shielding layer and outer protective layer. The utility model discloses scientific and reasonable structure design, through the flattening structure of conductor layer, compared with traditional circular structure increases the heat dissipation area, solves the problem that the inside of car is narrow because of the section of traditional charging wire and leads to the wiring difficulty of narrow space, the problem of heavy weight, through the inner shielding layer of insulating layer adopts aluminium foil mella composite layer, inhibits the electromagnetic interference of charging wire work, solves the electromagnetic compatibility problem of high -power charging wire.

The utility model discloses a high-power charging power supply, which comprises a shell, a PCB (Printed Circuit Board), an AC (Alternating Current) connecting line, a CAN (Controller Area Network) communication line and a battery connecting line, the shell is provided with a containing cavity, and a plurality of heat dissipation fins are arranged on the top face of the shell. The PCB is arranged in the containing cavity, and the AC connecting line, the CAN communication line and the battery connecting line are all arranged on the shell and connected with the PCB. The heat dissipation fins are arranged on the top surface of the shell, so that the heat dissipation area of the shell is increased, heat generated by the charging power supply can be quickly dissipated to the outside, the internal temperature of the charging power supply during charging is effectively reduced, internal electronic elements are effectively protected, and the service life of the charging power supply is effectively prolonged.