123results about How to "Effective heat dissipation" patented technology

A driving circuit for a light source is provided. The circuit is suitable for a light source with a plurality of light emitting diodes (LED). The circuit includes a first pulse width modulation (PWM) unit and a power conversion unit. The first PWM unit generates a first PWM signal. The power conversion unit generates a driving voltage signal for controlling the light source to perform forward bias operation or reversed bias operation according to the duty cycle of the first PWM signal.

The invention relates to the technical field of iron casting cooling, in particular to an iron casting cooling device. The iron casting cooling device comprises a water storage tank. A controller is arranged on the outer surface of the water storage tank. A cooling containing plate is arranged at the upper end in the water storage tank. Drain holes are formed in the surface of the cooling containing plate. A circulating water pump machine is arranged on the bottom face in the water storage tank and electrically connected with the controller. A connecting water pipe is arranged on a water outlet of the circulating water pump machine. A spray pipe is arranged on the side face of a current divider box. Spray heads are arranged on the surface of the spray pipe. The spray pipe is located on the upper surfaces of supporting plates. The two supporting plates are symmetrically mounted on the upper surface of the water storage tank. According to the iron casting cooling device, by additionally arranging the circulating water pump machine, a cooling solution in the water storage tank can be sprayed out from the spray heads through the spray pipe, the effective heat dissipation treatment can be conducted on iron castings, the cooling consuming time of the iron castings is shortened, the used cooling solution can be recycled as well, the circulating use effect is achieved, and waste of resources is reduced.

A lamp module (10) comprises an LED lighting element (18) and an electronic driver circuit (42) for supplying electrical power to the LED element (18). An electrical connector (14) is connected to the electronic driver circuit (42). A bayonet coupling (16) is provided for positioning and locking the module (10) within a reflector (70). A metallic heat sink (30) with a top wall (34a, 34b, 34c) and a side wall (36a, 36b, 36c) has an inner cavity (40), where the electronic driver circuit (42) is located. The LED element (18) is located at the top wall (34)a in direct thermal contact to the heat sink (30). A lighting unit comprises the above-described lamp module (10) and a reflector (70) with a mounting cavity (74). The module (10) is mounted within the cavity (74), so that the light emitted from the LED (18) is reflected by a reflector surface (72) of the reflector (70).

The invention discloses a machine body shell for a new energy battery. The machine body shell comprises a shell and a dragging device, wherein an upper surface of the shell is in overlap joint with alower surface of a cover plate, a power line is arranged on a back surface of the shell, a plurality of second ventilation holes are formed in a lower surface of the shell and are uniformly distributed in the lower surface of the shell, threaded caps are clamped to a left side surface and a right side surface of the shell, and inner surfaces of the threaded caps are in threaded connection with outer surfaces of threaded columns. In the machine body shell for the new energy battery, a telescopic rod and a first spring are arranged, thus, the new energy battery can be effectively protected and is prevented from swinging to cause damage, a certain shockproof effect is also achieved when the new energy battery in the shell is effectively fixed, and the problems that the current new energy battery is poor in shockproof effect and is easy to swing to cause collision and damage to the new energy battery are solved.

The invention relates to a light-emitting diode bulb lamp which comprises a lamp shell, a lamp holder arranged on the bottom face of the lamp shell, an LED module arranged on the top face of the lamp shell, and a lamp cover covering the top face of the lamp shell, a power conversion module is inserted in a base of the lamp holder and located in the lamp shell, and heat dissipation grease is arranged in the lamp shell in a filling mode. All components of the bulb lamp can be assembled in a machine automatic assembling mode through a fixture, the production speed is improved, meanwhile, detection is carried out in the automatic assembling process, so that manufacturing cost of the LED bulb lamp is effectively lowered, and quality of the LED bulb lamp is guaranteed. The heat dissipation grease is in direct contact with the lamp shell, so that heat generated by the power source conversion module is effectively dissipated, and the service life of the LED bulb lamp is prolonged.

The invention discloses a combined battery changing cabinet system, which comprises a combined battery replacing cabinet structure and a background management system, the combined battery replacing cabinet structure comprises an auxiliary bin and battery replacement bins. The multiple battery replacing bins are arranged in the combined battery replacing cabinet structure in a stacked mode, the auxiliary bin is arranged at the top of the combined battery replacing cabinet structure above the multiple battery replacing bins, and the auxiliary bin is separated from the multiple battery replacingbins through partition plates; and the background management system is in wireless connection with the control module in the battery replacing bin and the auxiliary controller device in the auxiliarybin. The combined battery replacing cabinet system can effectively and quickly replace batteries of an electric vehicle and provides great convenience.

The invention discloses an energy-saving motor with heat dissipation performance, which comprises a workbench, two symmetrical snap-in grooves are opened on the top of the workbench, and a first sealing cover and a second sealing cover are respectively placed on the top of the workbench A handle is fixedly connected to the sides of the first sealing cover and the second sealing cover away from each other, and a non-slip rubber sleeve is fixedly connected to the middle of each handle. The energy-saving motor with heat dissipation performance can carry out corresponding heat dissipation treatment according to actual needs, and is more convenient to use. The flow speed ensures the rapid dissipation of heat, effectively avoids the burning of the motor, ensures the normal use of the motor, has good heat dissipation performance, effectively avoids the waste of water resources, and can quickly dissipate heat to the motor. Good cooling effect.

The invention relates to an electric water pump comprising a casing, a sleeve barrel, a water guide cover and a water pumping mechanism. The casing comprises a communication pipe body which is convexly arranged at the peripheral face of a casing body in a mode of extending back and forth and is provided with a communication flow passage in a penetrating way, and the casing body is provided with athrough hole which is communicated with the back end of the communication flow passage. The sleeve barrel is provided with a communication hole which is communicated with the inside of the sleeve barrel and the through hole. The water guide cover is installed and fixed at the front ends of the casing and the sleeve barrel and is provided with a diversion hole which is communicated between a waterinlet of the water guide cover and the communication flow passage. The water pumping mechanism comprises a rotating shaft which is pivoted in the sleeve barrel and extends into a water pumping space,and the rotating shaft is provided with a heat-radiation flow passage which is communicated with the communication hole and the water pumping space in a penetrating way. By the structural design ofarranging the communication pipe body at the external surface of the casing body convexly, the internal temperature of the electric water pump can be effectively lowered, and the service life of the electric water pump and the heat-radiation efficiency of the electric water pump to an engine are relatively enhanced.

The invention relates to the field of computer network security protection, and particularly relates to a big data computer network security protection device. The device comprises an outer box body,wherein the middle end in the outer box body is provided with an inner box body; cavities are formed in the upper and lower ends of the left and right sides of the inner box body; a sliding grooves are formed in the cavities; a limiting rod is fixedly mounted in the sliding groove in the left end; a lead screw is mounted in the sliding groove in the right end through a bearing seat; sliding blocksare mounted on the lead screw and the limiting rod; connecting blocks are fixedly mounted on the inner sides of the sliding grooves; a placement plate is arranged between the connecting blocks; blowing covers are arranged at left and right ends of the top of the inner box body; a blowpipe is arranged on the upper side of each blowing cover; a blowing pump is arranged on each blowpipe; exhaust hoods are arranged at the left end and the right end of a partition plate at the lower end of the inner box body; an exhaust pipe is arranged on the lower side of each exhaust hood; an exhaust pump is fixedly mounted on each exhaust pipe; and filter screens are fixedly mounted at the left end and the right end of the lower side of the inner box body. According to the invention, the interior of the equipment can be effectively and conveniently ventilated, and the safe use of the equipment is ensured.

The invention discloses a computer network line arranging device. The device comprises a box body, a top plate, a box door, universal wheels, an installation and arrangement assembly and a heat dissipation assembly. The top plate is fixedly mounted at a top end of the box body, the box door is rotatably connected to one side of the box body through a hinge, the four universal wheels are fixedly mounted at four corners of a bottom end of the box body, the installation and arranging assembly is arranged on an inner wall of the bottom end of the box body, and the heat dissipation assembly is arranged on one side of the inner wall of the box body. The device is convenient to use, and a problem of disordered arrangement of computer network lines can be effectively solved; a distance between partition plates can be adjusted according to a size of a computer control unit; a space in the box body can be fully utilized, and installation is convenient; network lines can be conveniently arrangedthrough arrangement of an arrangement box, an internal portion of the box is more attractive, meanwhile, the lines are protected against damage; and effective heat dissipation processing can be performed on the control unit through the arrangement of the heat dissipation assembly, and normal operation of a computer network is guaranteed.

The invention discloses a lubricating device for a bearing on the vertical shaft of a disc-type separator. The lubricating device comprises a vertical shaft, a bearing seat, an upper bearing I, and upper bearing II, a spacer sleeve, a lower bearing, a gland, a lubricating sleeve, a belt pulley and parallel tightening nuts. A blind hole is axially arranged in the center of the vertical shaft. A through hole is arranged at the bottom part of the blind hole. An annular oil groove is arranged on the lubricating sleeve. A small hole is arranged at the bottom of the annular oil groove and is communicated with the upper bearing I on the vertical shaft. A certain clearance is arranged between the spacer sleeve and the inner wall of the bearing seat. A through hole and a hole are respectively arranged on the end surface of the belt pulley and the bottom side surface of the belt pulley. The blind hole at the lower part of the vertical shaft is matched with the upper part of a suction tube. An axial through hole is arranged at the upper part of the suction tube. An air plug is transversely installed in a perforated hole at the middle part of the suction tube. An axial small hole is arranged at the lower part of the suction tube. Axial blind holes staggered with the small hole are arranged around the small hole, wherein the lower part of each axial blind hole is closed. The suction tube is arranged in an oil tank. The invention has the advantages that the accessories are reduced, the damage rate of the accessories is reduced and the lubrication effect is improved; and the structure is simple, the maintenance is convenient and the cost is low.

The invention discloses a lithium-ion battery internally provided with a heat dissipation structure. The lithium-ion battery comprises a battery shell (2), wherein a positive pole column (11) and a negative pole column (12) are arranged at left and right ends of the top part of the battery shell (2); the battery shell (2) is internally provided with a battery cell chamber (3); the battery cell chamber (3) comprises a plurality of pole groups (30) which are vertically arranged in parallel from front to back; at least one heat dissipation sheet (5) is arranged at the outer side of any one pole group (30); each heat dissipation sheet (5) is connected with an inner wall of the battery shell (2). According to the lithium-ion battery disclosed by the invention, the battery is internally providedwith the heat dissipation sheets, heat in the battery can be rapidly and effectively dissipated and conducted in time and the heat is dissipated to the outer part of the battery, so that performanceand safety problems caused by the fact that the temperature in the battery is not uniform and the inner part is overheated are effectively prevented; the utilization safety of the battery is ensured and a scale industry can be formed; the lithium-ion battery is widely applied and has great production practical meaning.

The invention discloses a battery placement device for a new energy vehicle. The battery placement device comprises a first shell and a second shell, a connecting shell is fixedly connected to the outer surface of the second shell, a second thread is arranged on the inner wall of the connecting shell, and the lower surface of the second shell is fixedly connected with the upper surface of the placement device. Second through holes are formed in the two side surfaces of the second shell, and the second through holes are located below the connecting shell. Supporting plates are fixedly connectedto the two side surfaces of the inner wall of the second shell. A third fixing block, a second bearing, a second rotating shaft, a baffle, a clamping slot, a second movable rod and a push plate cooperate to facilitate the fixing or dismounting of a battery body by the push plate so that the battery placement device can quickly disassemble and assemble the battery body, the time for replacing thebattery body is saved, the battery placement device can be applied to battery bodies of various specifications, time is saved, and the working efficiency of disassembly and assembly personnel is ensured.

The invention discloses an antitheft system for automobile charging equipment. The sntitheft system for automobile charging equipment comprises an antitheft casing and a safety door, wherein a cavityis formed inside the antitheft casing; a control center, a plurality of charging interfaces and a heat radiation mechanism are arranged in the cavity; the heat radiation mechanism is communicated witha side panel of the antitheft casing; a password obtaining module, an operation keyboard and a lock groove are arranged on an external plane of the antitheft casing; a lock hole is formed in the lockgroove; a plurality of wire passing holes are distributed at the bottom of the antitheft casing; the heat radiation mechanism comprises inner plates and installation plates; the inner plates are fixedly arranged on the inner side surfaces of the side panel through the installation plates; a heat radiation plate and a cold air inlet are arranged on each inner plate; the heat radiation plate is connected with a heat radiation passage; the cold air inlet is connected with a drying cavity; the heat radiation passage is communicated with the heat radiation hole formed in the side panel through anair outlet; the drying cavity is communicated with a cold air groove formed in the side panels through an air inlet pipe; a lock buckle is arranged on the safety door; and a coded lock is arranged onthe lock buckle and comprises a communication chip, a lock body control switch and a lock core.

The invention discloses an electric vehicle controller mounting device with a heat dissipation function. The electric vehicle controller mounting device comprises a base board, a clap board, a first side board, a second side board, a support rod, a pressure rod, an air inlet cavity, an air outlet cavity, a cover shell, a first waterproof jacket, a second waterproof jacket and the like. Heat dissipation slots are set on the base board, and the air inlet cavity and the air outlet cavity are set at the lower part of the base board, so heat dissipation processing can be effectively carried out oncontrollers, a structure is simple, and a heat dissipation effect is good. The support rod and the pressure rod are set between the first side board and the second side board, so the controllers can be mounted and fixed above the heat dissipation slots. The positions of the support rod and the pressure rod are adjustable, so the mounting and fixing of the controllers with different sizes can be satisfied, and an application range is wide. Through setting of the first waterproof jacket and the second waterproof jacket, waterproof processing can be carried out on a whole structure, so componentsof the controllers are prevented from being damaged due to entrance of rainwater. Through setting of filter screens at the openings of the air inlet cavity and the air outlet cavity, dust can be prevented from entering the controllers.

The invention relates to a novel air blowing device for an air conditioner. The novel air blowing device comprises a shell. A motor is arranged in the shell. A rotary shaft is connected to the output shaft end of the motor. An impeller is arranged at the right end of the rotary shaft. An annular gear is fixedly arranged on the rotary shaft. A top rod and a bottom rod are arranged on the top wall and the bottom wall of the shell respectively. A top gear and a bottom gear are arranged on the top rod and the bottom rod respectively. A top transmission rod and a bottom transmission rod are arranged on the top gear and the bottom gear respectively and provided with a top blade and a bottom blade respectively. The vertical side wall of the shell comprises an inner-layer body and an outer-layer body. The upper portion of the inner-layer body and the lower portion of the outer-layer body are provided with multiple inner vent holes and multiple outer vent holes respectively. An annular dust filter screen is arranged between the middle of the inner-layer body and the middle of the outer-layer body. By the adoption of the structure, heat generated in the operation process can be effectively dissipated, the use performance of the air blowing device is greatly improved, and the service life of the air blowing device is greatly prolonged.

The invention relates to a water cooling device of an electrical control system, belongs to the radiation field of electrical system. The water cooling device of an electrical control system comprisesa cooling liquid tank, the water outlet end of the cooling liquid water tank is fixedly connected with a lower transverse pipe through a water inlet pipe; a magnetizer is fixedly arranged between thecooling liquid water tank and the water inlet pipe; water-cooling vertical pipes are fixedly connected to the upper end of the lower transverse pipe at equal intervals in the horizontal direction ofthe lower transverse pipe; the heat conduction plate is directly installed on the heat conduction half shells embedded in the outer sides of the multiple water cooling vertical pipes. The heat conduction plate is in direct contact with the heating element, is easy to enlarge heat conduction area, the water-cooling vertical pipe arranged in the heat-conducting half shell takes away the heat of theheating element; meanwhile, heat in the air is taken away through the water cooling vertical pipes exposed out of the heat conduction half shells, the heat dissipation effect is effectively improved,the magnetizer is installed at the water outlet end of the cooling liquid water tank, magnetization treatment of cooling liquid is achieved, and scaling of the cooling liquid in all pipelines is effectively avoided.

The invention discloses a power adapter which comprises an outer casing, an inner casing, a base and a power adapter circuit. The inner casing is arranged in the outer casing, the base is arranged at the lower end of the inner casing, the power adapter circuit is arranged on the base, the wall of one end of the inner casing is provided with a heat radiation fan, the wall of the other end of the inner casing is provided with an exhaust hole, the heat radiation fan is oppositely parallel to the exhaust hole, the casing wall on the same side of the outer casing and the inner casing is provided with slots, the slots are formed in a power connection line connected with the power adapter circuit, and heat radiation holes are further formed in the outer casing. By adopting the mode, the power adapter can obtain multiple protections, dust and water spots are prevented from entering the power adapter, and the influence on usage of the power adapter is further prevented. In addition, heat radiation treatment is effectively played on the power adapter.

The invention discloses textile production equipment for heavy metal on-line monitoring, and relates to the technical filed of textile production. The textile production equipment comprises a machinebody, wherein a detector is mounted at the top end of the machine body, and a control box is fixedly connected to one side of the detector; a heat dissipation groove is formed in the outer wall of thecontrol box, and a fan is mounted on the inner side of the control box; a support is connected to one side of the fan, and an electric wire is connected to one side of the fan; a storage battery is connected to the tail end of the electric wire; the inner side of the detector is fixedly connected with a sliding block, and one side of the sliding block is provided with a guide rail; and one side of the guide rail is fixedly connected with a conveyor belt. According to the textile production equipment for heavy metal on-line monitoring, under the action that a positioning plate is elastically connected with the conveying belt through a telescopic rod, a spring and a fixing rod, textiles entering the conveying belt can be limited to a certain extent so that the textiles cannot shift too far,so that the detection range of the detector is avoided, and thus a detection value is consistent with an actual value.

The invention discloses a rechargeable zinc-air battery, and belongs to the field of zinc-air batteries, the rechargeable zinc-air battery comprises a battery and a shell, the shell comprises an inner shell, an outer shell and a bottom shell which are detachably mounted, the inner shell is fixed on the outer side of the battery, the outer shell sleeves the outer side of the inner shell, and a buffering cavity is arranged between the inner shell and the outer shell; a plurality of buffering mechanisms are arranged in the buffering cavity, limiting mechanisms are arranged at the corners of the buffering cavity, air holes are symmetrically formed in the two sides of the outer shell, air pipes are installed in the air holes, motors are installed in the air pipes through supporting frames, and fans are installed at the driving ends of the motors. According to the zinc-air battery disclosed by the invention, heat dissipation treatment and shock absorption treatment can be performed on the battery through arrangement of each structure, liquid leakage caused by breakage of a battery shell due to external collision is avoided, influence on charging and discharging efficiency due to temperature rise of the battery is avoided, and normal use of the battery is facilitated.

The invention discloses power transmission current control protection measurement equipment, which relates to the technical field of power transmission current. The power transmission current controlprotection measurement equipment comprises a supporting platform; a measuring box is welded to the outer surface of the top of the supporting platform; a wire passing hole is formed in the supportingplatform; a damping mechanism is arranged at the bottom of the inner side of the measuring box; a mounting plate is arranged at the top of the damping mechanism; a measurer is welded to the outer surface of the top of the mounting plate; a mounting groove is formed in the measurer; and an adsorption plate is arranged in the measuring box. The invention discloses power transmission current controlprotection measurement equipment. Water vapor in equipment can be effectively absorbed and treated, the influence of the water vapor on short circuit sparking of the equipment in the power-on processof the equipment can be avoided to a certain extent, the safety performance of the device can be greatly improved, and injuries caused by short circuit of the equipment to workers can be avoided to acertain extent.