31results about How to "Avoid excessive heat" patented technology

The invention discloses a chip packaging module structure and an electronic product, and relates to the technical field of chip packaging, the chip packaging module structure comprises a PCB, an insulating substrate, a first radiator and a second radiator; the insulation substrate is arranged on the PCB, the insulation substrate is provided with a first side and a second side, the insulation substrate is provided with a first chip in an integrated mode, the first chip is located on the second side of the insulation substrate, the insulation substrate is provided with a plurality of via holes penetrating through the first side and the second side, metal is arranged in each via hole, at least part of the via holes are conductive holes, and the first chip is arranged on the first side of the insulation substrate. The metal in the conductive hole is used as a part of an electric connection structure between the PCB and the plurality of chips; the first radiator is in thermal conduction connection with the first chip; the second radiator is arranged on the other side of the PCB, and a longitudinal heat conduction structure is formed between the second radiator and the first chip, so that the second radiator is in heat conduction connection with the first chip; the technical scheme provided by the invention aims to improve the heat dissipation efficiency.

The belt transmission device comprises a bottom plate and a cover body, the cover body and the bottom plate are connected to form a containing cavity, a first belt wheel, a second belt wheel and a belt are arranged in the containing cavity, an air inlet opposite to the end face of the first belt wheel is formed in the cover body, and an air outlet opposite to the end face of the second belt wheel is formed in the cover body. A spoke of the first belt wheel is provided with an air channel, the first belt wheel is provided with air guide blades, and the bottom plate is provided with an air outlet opposite to the end face of the first belt wheel. According to the scheme, the problem that in the prior art, a belt is prone to being poor in durability due to too high temperature is solved.

The invention provides a method for assisting and strengthening a chemical reaction of a flow battery based on local ultrasound, which comprises the following steps of: (1) arranging ultrasonic transducers on bipolar plates of a positive half battery and a negative half battery of the flow battery, the arrangement position of the ultrasonic transducer on the bipolar plate and the size of the ultrasonic transducer enable the action area of ultrasound applied by the ultrasonic transducer to cover the flow dead zone in the porous electrode; (2) connecting a signal generator with an ultrasonic transducer through a power amplifier; and (3) in the operation process of the flow battery, starting the signal generator and the power amplifier to apply ultrasound to the flow battery through the ultrasonic transducer, and improving the flow velocity and the flow uniformity of the electrolyte in the porous electrode by utilizing the ultrasound so as to strengthen the chemical reaction of the flow battery. According to the method, the flow uniformity of the electrolyte in the porous electrode can be effectively improved, the flexible regulation and control of the flow field in the porous electrode of the flow battery are realized, and the ultrasonic power consumption of the regulation and control of the flow field in the electrode is reduced.

The invention provides a connecting cable, a vehicle and vehicle charging equipment. The connecting cable comprises a cable structure and a flexible cooling pipe at least used for containing a cooling medium. The cable structure comprises a rigid conductor tube and a first insulating layer arranged on the peripheral side of the rigid conductor tube, and the rigid conductor tube is electrically connected between a power supply and a load; the flexible cooling pipe can extend into the rigid conductor pipe through one end of the rigid conductor pipe and is in heat conduction contact with the rigid conductor pipe; and the end part of the cable structure is provided with a fixing piece, and the fixing piece is used for fixing the flexible cooling pipe on the cable structure after the flexible cooling pipe extends into the rigid conductor pipe, so that the current-carrying capability of the connecting cable can be improved.

The present application provides a kind of diuron granule moisture drying device, it is related to drying device technical field, including drying frame body and quartz heating tube, quartz heating tube is arranged on the inner wall of drying frame body, bottom support is arranged below the inside of drying frame body, the central position of bottom support top is equipped with heat dissipation cylinder, the bottom support top of heat dissipation cylinder outside is rotatably equipped with inner spiral and outer spiral, the diameter of inner spiral is less than outer spiral, hollow ring is arranged on the bottom support between inner spiral and outer spiral, clearance is left between the lower end of hollow ring and bottom support, the inside of drying frame body is equipped with rotating shaft.The slow rotation of inner spiral and outer spiral can lift the material originally located at the bottom to the upper, and drop from the upper end of hollow ring to the bottom, so circulation, not only can realize the mixing of material horizontal direction, but also can realize the mixing of up and down position, avoid the material located at the bottom is always not lifted, cause the problem of the material temperature of bottom to be too high.

The utility model relates to the technical field of electric heating towel racks, in particular to an electric heating towel rack which comprises a storage box, a first shell, a second shell and a hollow connecting column, towels are hung on the second shell, a heating module is arranged in the second shell, and a heating plate in the heating module can heat and dry the towels. A control module is further arranged in the towel rack and comprises a light-emitting part and a light sensing part which are arranged on the first shell and the second shell respectively, whether the towel is hung on the second shell or not is sensed through cooperation of the light-emitting part and the light sensing part, and therefore whether the heating plate is heated or not is controlled, and the towel rack can heat the towel more intelligently and efficiently.

The utility model relates to the technical field of stamping dies, and discloses a liquid cooling plate double-layer structure stamping die which comprises a bottom die and a top die, a support is fixed on the bottom die, an air injection pipe is fixed at one end, far away from the bottom die, of the support, a plurality of air injection openings are formed in the air injection pipe, two air supply structures are arranged on the bottom die, and the two air supply structures are arranged on the top die. The two air supply structures are arranged on the two sides of the bottom die correspondingly and communicate with the air spraying pipe. Through the continuous cooling effect, the temperature of the die and the temperature of a workpiece in the stamping process are effectively controlled, the problems of workpiece size deviation, poor shape and the like caused by thermal deformation and thermal fatigue are reduced, the stability and accuracy of stamping quality are guaranteed, the stamping quality is guaranteed through the effective cooling design, and the production efficiency is improved. And the maintenance period and the downtime of the die are reduced, and the production efficiency and the working continuity are improved.

The utility model provides two-stage sterilization equipment for bagged acidic drinks. The equipment comprises a feeding module, an enhanced heat transfer sterilization module and a cooling module which are connected in sequence, the enhanced heat transfer sterilization module comprises a fluid oscillation treatment section, a rapid heating section and a heating maintaining section; the fluid oscillation treatment section comprises a first chamber for accommodating raw materials to be treated and an oscillation element for driving the first chamber to generate mechanical oscillation with preset frequency and amplitude; the rapid heating section comprises a first heat exchange pipe and a first heating channel, the inner wall of the first heat exchange pipe is in a specific geometrical shape, and the specific geometrical shape comprises a continuous corrugated structure extending in the axial direction of the first heat exchange pipe, a spiral groove-shaped structure formed along the inner wall of the first heat exchange pipe and a static mixing structure fixedly arranged in the first heat exchange pipe. And a higher heating rate and more uniform temperature distribution can be realized in the rapid heating section, so that thermosensitive components in the natural acid beverage can be better protected while the sterilization effect is ensured, and the product quality is improved.

The utility model discloses an electromagnetic cooking utensil, and belongs to the technical field of kitchen utensils, the cooking utensil comprises a shell and an electromagnetic wire coil arranged in the shell, and further comprises a nonmetal first wave-absorbing shielding piece located between the shell and the electromagnetic wire coil, the first wave-absorbing shielding member is pasted and fixed on one side, facing the electromagnetic wire coil, of the housing. According to the application, an additional space for accommodating a fastener and a mechanical fixing structure is not needed in a sticking and fixing mode, so that the internal space of the cooking utensil can be more effectively utilized, reasonable utilization of the space is realized, on one hand, miniaturization of the whole cooking utensil is facilitated, on the other hand, the distance between the magnetic isolation sheet and the electromagnetic wire coil can be optimized, and the service life of the electromagnetic wire coil is prolonged. The probability of resonance of the magnetism isolating sheet under the action of magnetic field force is reduced, the mounting position of the magnetism isolating sheet is guaranteed, and therefore the magnetism isolating effect is guaranteed.

The present invention discloses a battery protection chip, a battery protector and a battery module, comprising a target control loop, a target selection pad and a target control pad; a target drive circuit connected to the target selection pad, the target control pad and the control end of each target switch tube; if the target selection pad is suspended or coupled to the negative electrode of the battery, and the battery protection chip detects a battery abnormality signal, the target drive circuit controls each target switch tube to be turned off; if the target selection pad is coupled to the positive electrode of the battery, each target switch tube is controlled to be turned off according to the target control signal received by the target control pad, when the battery protector comprises at least two battery protection chips connected in parallel, the Rds (ON) in the battery protector is reduced, and at the same time, it is avoided that the target switch tube in one battery protection chip is turned on and the target switch tube in another battery protection chip is turned off, thereby reducing the overall impedance of the battery protector, thereby improving the efficiency of the battery protector.

The application discloses a wafer pedestal, a chemical vapor deposition device and a use method. The wafer pedestal comprises a heater for heating a wafer to be processed; a plurality of bosses are arranged on the heater at intervals; one end of each boss is connected with the heater; and the height of each boss exposed above the heater is adjustable, so that the other end of each boss supports the wafer. By adjusting the height of each boss exposed above the heater, the wafer pedestal can support different types of wafers and adjust the heat distribution on the wafers, so that different types of wafers are uniformly heated and uniformly stressed.

This utility model relates to the field of motor cooling technology and provides an axial thermal expansion compensation interface for a heat exchanger, including a corrugated cooling main pipe; a flow divider cone, which is riveted to the end inlet of the corrugated cooling main pipe by multiple reinforcing ribs welded to its periphery; a high thermal conductivity collar, which is movably connected to the outside of the corrugated cooling main pipe; a compensation extension pipe, which is connected to one end of the high thermal conductivity collar; and a base, which is disposed on one side of the compensation extension pipe and whose bottom is stably connected to the end of the compensation extension pipe by a quick connector; wherein, the length of the corrugated cooling main pipe covers the entire axial length of a single motor, and its structure is continuous and seamless, with three-dimensional corrugated microribs spun on the inner wall. This utility model, through the corrugated cooling main pipe and the high thermal conductivity collar, rapidly conducts local heat, guides the uniform flow of the medium, significantly reduces the temperature difference of hot spots in the motor, and improves the stability and lifespan of the motor.

The utility model discloses an annular array light source for microbiological detection, which comprises a substrate, a plurality of integrated light sources are arranged on the end face of one side of the substrate along annular paths with different diameters, and the integrated light sources can emit different wavelength ranges and different polychromatic lights; a transparent annular cover is arranged outside the integrated light source along an annular path, and a soft light TIR lens is arranged at the position, corresponding to the integrated light source, of the transparent annular cover. A water cooling disc is arranged on the end face of the other side of the substrate, and a heat transfer piece is arranged around the integrated light source and connected with the water cooling disc. According to the utility model, organisms in sewage are uniformly irradiated at a specific light beam angle in an annular arrangement manner, and the working temperature of the light sources which are densely arranged can be effectively reduced.

The invention provides high-protein low-sugar milk shake capable of improving memory and a preparation method of the high-protein low-sugar milk shake. The high-protein low-sugar milk shake comprises the following components: fresh milk, soybean protein isolate, dihydroquercetin powder, maltodextrin, resistant dextrin, ginseng powder, coconut milk powder, erythritol, multivitamins, mineral powder, folic acid, N-acetylneuraminic acid and peach gum. Compared with existing milkshake which is single in nutritional ingredient, the dihydroquercetin powder is formed by modifying dihydroquercetin through amino acid, biocompatibility and water solubility are obviously improved, and the dihydroquercetin milkshake has good free radical scavenging and anti-inflammatory effects and promotes growth of neurons. If the traditional Chinese medicine composition is used, the synthesis of acetylcholine in the brain is promoted, the neurotransmission effect is enhanced, and the memory is improved by cooperating with dihydroquercetin.

According to the temperature early warning method based on electric energy control and the terminal, the energy storage voltage value and the temperature data are obtained, whether the temperature change of the current detected device is abnormally increased or decreased or not is judged, and when it is detected that the energy storage voltage value and the temperature change both exceed the voltage threshold value and the temperature threshold value, the temperature early warning is performed. The current temperature value can be directly reported without waiting for the next data reporting period, in this way, the problem that the temperature is too high due to the fact that the data reporting period is too long and data reporting is not timely is avoided, data reporting can be conducted in advance for abnormal temperature, and the temperature early warning function is achieved. After data reporting is completed in advance, the work cycle is dynamically adjusted according to the energy storage voltage value, so that it is guaranteed that the device supplements electric energy consumed by data reporting in the dormancy period, and power failure shutdown caused by insufficient electric energy is avoided.

The utility model provides a kind of PFA hollow fiber membrane coating equipment, it is related to PFA hollow fiber membrane processing technical field, and it includes: vacuum coating machine body, the vacuum coating machine body lower end fixed support has base frame, the vacuum coating machine body vacuum chamber right side is provided with moving stage, the moving stage upper end is connected with the central shaft of hot-pressing guide roller by fixed plate frame, the central shaft of hot-pressing guide roller rear side is connected with motor by belt drive pulley, the hot-pressing guide roller front and rear end is connected with heat conducting oil heater by hot oil input hose and hot oil output hose respectively, the hot-pressing guide roller outer side end is compounded and is provided with heat exchange outer roller surface, oil passage is arranged between the hot-pressing guide roller and heat exchange outer roller surface, the hot-pressing guide roller left and right side is distributed with unwinding roller and winding roller.The utility model solves the problem that the existing technology causes PFA hollow fiber membrane coating local excessive heating or insufficient damage in winding due to the temperature difference between the two ends and the middle of hot-pressing roller caused by thermal inertia.

The combustion chamber of the air cooling structure comprises a combustor and a combustion chamber frame, the upper portion and the lower portion of the combustion chamber frame are open, the periphery of the combustion chamber frame is provided with side walls, the combustor is arranged at the bottom of the combustion chamber frame, and the opposite side walls of the combustion chamber frame are each composed of three layers of structural plates. The other opposite side wall of the combustion chamber frame is composed of two layers of structural plates, a gap between every two adjacent structural plates forms an air channel, each layer of structural plate is provided with a ventilation opening, and the ventilation openings in every two adjacent structural plates are arranged in a staggered mode. A coil pipe of the heat exchanger is omitted, a combustion chamber on the lower portion of the heat exchanger is changed into the combustion chamber of an air cooling structure, the phenomena of coil pipe corrosion and combustion chamber wall corrosion can be effectively avoided, the risks of water leakage, flue gas deterioration, flame overflow and the like are reduced, and the problem that the surface temperature of the combustion chamber is too high due to the fact that the coil pipe is omitted can be solved.

The utility model discloses a heat dissipation structure of a lithium iron phosphate battery, which belongs to the technical field of lithium iron phosphate batteries and comprises a box body, heat dissipation boxes are fixedly connected to two sides of the box body, vent holes are formed in the side surfaces of the heat dissipation boxes, and a plurality of battery units are fixedly mounted in the box body. A plurality of battery units in the same row are jointly sleeved with fixed rows, and a soaking block is arranged between every two adjacent fixed rows. According to the heat dissipation structure of the lithium iron phosphate battery, fixation and heat conduction of the battery units are achieved through the fixing rows, the fixing rows conduct heat of the battery units to the soaking blocks on the two sides, then the heat is conducted to the heat dissipation fins on the two sides through the heat pipes, circulating air blows through the heat dissipation fins to take away the heat, and uniform heat dissipation of the battery units is achieved. Compared with an existing device, the problem that the temperature of the central battery unit is too high due to the fact that the central battery unit in the battery module is difficult to dissipate heat is avoided, the stability of the battery is improved, and the service life of the battery is prolonged.

The invention belongs to the technical field of UV curing, and particularly relates to a UV curing lamp structure which comprises a lamp holder, a lamp panel, a light-transmitting plate and a reflective mirror. A mounting cavity is formed in the bottom of the lamp holder, and the multiple sets of lamp panels are arranged in the mounting cavity and connected with a power source independently or in parallel. The light-transmitting plate is arranged at the bottom of the mounting cavity and seals the mounting cavity, and a lamplight cavity is formed between the light-transmitting plate and the lamp panel; the reflective mirror is arranged at one end of the lamplight cavity and connected with an adjusting mechanism, and the adjusting mechanism is used for adjusting the included angle between the reflective mirror and the lamp panel. Therefore, the UV curing lamp can realize local irradiation of a product, and can be adjusted through the reflective mirror according to different light intensities of the UV lamp, so that UV curing irradiation of different positions and different requirements of the product is met.

The utility model relates to a transparent visual air fryer which comprises an outer shell and a frying basket horizontally installed on the outer shell in a sliding mode. The frying basket comprises an inner container used for containing food, a supporting frame located on the outer side of the inner container and used for fixing the inner container, a transparent plate arranged between the inner container and the supporting frame, an observation panel connected to the outer wall of the supporting frame and a handle, and the observation panel is made of semitransparent materials; the side, close to the handle, of the inner container is provided with a perspective through groove corresponding to the transparent plate, the supporting frame and the inner container form a first mounting groove around the perspective through groove, and a mounting frame for mounting the transparent plate is arranged in the first mounting groove. The air fryer has the advantages that in the cooking process, the air fryer is kept visual, meanwhile, the temperature of the shell is prevented from being too high, and therefore the use safety is improved.

The present disclosure provides a laser diode control method and control system, and a laser device. The control method comprises: using a first driving voltage and a first duty cycle to drive a laser diode to start working; acquiring the working time of the laser diode; and when the working time of the laser diode exceeds a first time threshold, using a second driving voltage and a second duty cycle to drive the laser diode to work, wherein the second driving voltage is lower than the first driving voltage, and / or the second duty cycle is smaller than the first duty cycle, such that the power consumption in the working process of the laser diode can be effectively reduced, and an excessive high temperature of the laser diode during normal operation can be prevented.

The invention belongs to the technical field of wind power equipment machining, and provides a circumferential weld joint welding heat preservation device and a welding method in wind power equipment machining. The heat preservation shell comprises a first shell body and a second shell body which are connected with each other. A first connecting piece is arranged at the end part of the first shell, and a second connecting piece is arranged at the end part of the second shell; a first pressure release valve is arranged on the first shell, and a second pressure release valve is arranged on the second shell; during welding, the first shell and the second shell are separated at the joint, a welding gun is inserted into the joint of the first shell and the second shell for welding, welding of the welding gun and closing of the first shell and the second shell after welding are met through closing of the first shell and the second shell at the joint, and the purpose of continuous heat preservation is achieved; by means of the heat preservation shell, heat generated by welding is used for directly conducting heat preservation on a welding seam, the heating link is replaced, on the basis that resources and cost are saved, a good working environment is provided, and the machining risk is reduced.

The utility model provides a kind of semiconductor annealing equipment, comprising: rack, the support chip's platform and cover plate, platform is assembled in rack, cover plate coaxially movably set in the upper of platform;The diameter of cover plate is greater than the diameter of platform, rack has jacking device, the driving end of jacking device rises or falls to drive the chip supported by platform and cover plate respectively rise or fall;Rack is distributed with not less than three support around platform, the bottom wall of cover plate is attached to the upper surface of several support in unstressed state.This application is used to solve the problem of uneven gas distribution and poor heat dissipation caused by the small distance between the upper cover and the heating bottom plate in the prior art, so as to ensure the electrical properties and yield of the chip.

The utility model discloses a PVC pipeline heating bending device belongs to pipeline bending technical field, including the placement platform, the upper end fixed mounting of placement platform has the bending structure, the inside fixed mounting of placement platform front end has the heater, the setting of the utility model protection assembly, through the cooperation of limiting sliding slot no.

The invention discloses a control method, device and equipment of a multi-equipment kitchen linkage system and a medium. The multi-equipment kitchen linkage system comprises kitchen air conditioning equipment, at least two sets of range hood equipment and at least two sets of kitchen range equipment, and the range hood equipment and the kitchen range equipment are arranged in a one-to-one correspondence mode; the control method comprises the following steps: firstly, acquiring oil smoke concentration data at an air inlet of each range hood device, and cookware temperature data and kitchen environment data corresponding to each cooker device, and then according to at least one of the oil smoke concentration data at the air inlet of each range hood device, the cookware temperature data corresponding to each cooker device and the kitchen environment data, determining the cooking fume concentration of each range hood device; and cooperatively controlling the oil smoke suction mode of each range hood device and the air supply mode of the kitchen air conditioner device. According to the method, the problems that in the current kitchen environment, information barriers exist among multiple devices such as a range hood, a kitchen range and a kitchen air conditioner, and global optimization cooperative control cannot be carried out under the safety risks of cooking scenes, gas leakage and the like are solved, so that the systematicness and three-dimensional response capacity of the multiple devices is achieved.

The utility model discloses a kind of welding wire feeding adjustment devices of accelerated cooling, it is related to welding wire feeding processing equipment technical field;Drive mechanism is equipped in device main body, and the rear end of drive mechanism is connected with cooling mechanism, and cooling mechanism includes peristaltic pump rod, peristaltic pump rod outside is equipped with peristaltic pump shell, and peristaltic pump rod and peristaltic pump shell between are equipped with infusion hose, infusion hose one end connects cooling plate, cooling plate is attached with storage tank;Lifting mechanism is equipped in device main body front end, and lifting mechanism outside is connected with moving mechanism, and moving mechanism left end is connected with wire feeding head. Drive mechanism drives cooling mechanism to operate, can make drive mechanism when driving wire feeding head position adjustment, peristaltic pump rod can cooperate peristaltic pump shell extrusion infusion hose, to make infusion hose inside cooling plate inside cooling liquid of storage tank transmission, make cooling plate to storage tank cooling, avoid the problem that wire feeding head appears in the process of wire feeding welding wire temperature is too high.

The utility model relates to the technical field of medicinal material decoction equipment, and discloses a medicinal material slicing decoction device which comprises a decoction pot body, a pot cover and a filtering assembly, the decoction pot body is of a cylindrical structure, a heat insulation layer is arranged on the inner wall of the decoction pot body, a mounting groove is formed in the bottom of the decoction pot body, a heating disc is mounted on the inner wall of the mounting groove and used for heating, and the pot cover is mounted at the top of the decoction pot body. According to the medical material slicing and decocting device, medicinal material slices and water are fully stirred through a stirring paddle of the stirring mechanism, so that the medicinal material slices can be uniformly heated in the decocting process, the problem of excessive or insufficient local heating is effectively avoided, and the medical material slicing and decocting device is simple in structure, convenient to use and high in practicability. The extraction rate of effective components is increased, and the decoction effect is ensured.

The utility model belongs to the technical field of box-type substations, and discloses a high-efficiency heat insulation plate roof device for a Huai-type box transformer substation, which comprises a top plate, a fixed plate is fixedly mounted in the middle of the top of the top plate, a baffle is fixedly mounted at the top of the fixed plate, and heat insulation plates are movably mounted on the left side and the right side of the top of the top plate. The outer surfaces of the heat insulation plates are movably connected with the inner surfaces of the fixing plates and the inner surfaces of the baffles correspondingly. According to the utility model, the baffle plate, the heat insulation plate, the clamping block and the push plate are arranged, and the heat insulation plate is designed, so that the heat insulation plate can play a role in high-efficiency heat insulation, thereby preventing the internal temperature of the box-type substation from being too high due to direct sunlight in high-temperature weather, and preventing operators from disassembling the heat insulation plate only by pushing the push plate downwards. The push plate drives the clamping block to move downwards through the connecting block, then the heat insulation plate is pulled outwards, the heat insulation plate is separated from the baffle, the heat insulation plate can be disassembled, and an operator can assemble and disassemble the heat insulation plate conveniently.

This invention relates to the field of battery technology and discloses a fuse and a battery pack, which includes an insulating shell, a first terminal, a second terminal, a fusible element, a conductive moving part, a controller, and a driving unit. The fusible element includes a substrate and a narrow section. The controller's detection module detects the current signal of the circuit and sends it to a judgment module. When the current in the circuit is greater than the rated current, the driving unit drives the conductive moving part to move to make electrical connection with the substrate. When the current in the circuit is less than or equal to the rated current, the current directly flows from the first terminal through the conductive moving part to the second terminal without passing through the fusible element, preventing the problem of excessive temperature caused by the temperature rise of the fusible element under the rated current and the aggravated temperature rise of the fusible element under unstable current. When the circuit current is greater than the rated current, the driving unit controls the conductive moving part to move to the fusible element, and the current passes through the fusible element. The narrow section of the fusible element with multiple hollow holes allows the fusible element to melt normally and quickly, thereby preventing the circuit current from overloading.