276results about How to "Avoid overall overheating" patented technology

A cooling system for vehicles and a control method thereof improves indoor heating performance and fuel efficiency by controlling a flow rate of a coolant passing through a heater core together with an EGR cooler. A coolant having an increased temperature is first supplied to the heater core side through a flow stagnancy control to rapidly increase the temperature of the coolant flowing in the heater core, thereby improving heating performance. A warm-up feature is improved through an exhaust heat recovery function by a heat exchange between the exhaust gas and the coolant in the EGR cooler, thereby improving efficiency of fuel.

The invention relates to the technical field of copper pipe heat dissipation, in particular to a micro-channel heat dissipation device based on a copper pipe structure, which comprises a heat dissipation substrate, a copper pipe type heat dissipation channel and a liquid cooling circulation system, the copper pipe type heat dissipation channel is composed of a plurality of plastic copper pipes and replaces a traditional micro-channel or vapor chamber structure. The copper pipe is embedded or fixed in the heat dissipation substrate or on the surface of the heat dissipation substrate, cooling liquid circulates in the copper pipe, and efficient heat dissipation is achieved through the combined action of forced convection heat exchange and heat transfer; the copper pipe has good plasticity and can be subjected to three-dimensional bending forming according to heat source distribution and spatial layout, through the synergistic effect of forced convection and phase change heat transfer, the heat transfer efficiency is improved, particularly, extremely high local heat flow density can be coped, the chip is effectively prevented from being overheated, and the heat transfer efficiency is improved. The heat dissipation channel can be bent and formed in a three-dimensional space according to heat source distribution, accurate matching with the heat source form is achieved, limitation of traditional plane heat dissipation is broken through, and optimal configuration of heat dissipation capacity and heat flux density is achieved.

The invention discloses a micro-channel reactor and micro-channel reaction equipment, the micro-channel reactor comprises a reaction plate, a support transition plate and a heat exchange plate which are connected in a laminated manner, grooves are processed in the reaction plate to form micro-reaction channels, grooves are processed in the heat exchange plate to form heat exchange channels, and the support transition plate is separated between the reaction plate and the heat exchange plate; the micro-reaction channel comprises at least two micro-channel units and a middle flow channel connected with the adjacent micro-channel units, each micro-channel unit comprises a flow channel inlet, a flow channel outlet and a heart-shaped mixing cavity, an arc-shaped flow baffle and at least one turbulent flow column are arranged in the heart-shaped mixing cavity, the concave side of the arc-shaped flow baffle faces the flow channel inlet, and the convex side of the arc-shaped flow baffle faces the turbulent flow column. And the turbulent flow column is arranged between the arc-shaped flow baffle and the flow channel outlet. Through cooperation of the heart-shaped mixing cavity, the arc-shaped flow baffles and the turbulent flow columns, the particle suspension rate and the mass transfer capacity of the micro-reaction channel are effectively improved, then the reaction efficiency is improved, and the device can be used for achieving continuous preparation of nano-drugs.

The invention discloses a fuel cell bipolar plate structure with a heat dissipation fin array, and particularly relates to the field of cell bipolar plates, the fuel cell bipolar plate structure comprises a cathode plate, an anode plate is arranged on one side of the cathode plate, a membrane electrode is arranged between the cathode plate and the anode plate, an air gas cavity is arranged on the surface of one side, close to the membrane electrode, of the cathode plate, and the heat dissipation fin array is arranged in the air gas cavity. An air flow channel is formed in the inner wall of the air gas cavity, a hydrogen gas cavity is formed in the inner wall of one side of the anode plate, a hydrogen flow channel is formed in the inner wall of the hydrogen gas cavity, a cooling water flow channel is formed between the cathode plate and the anode plate, and a reinforced heat dissipation mechanism is arranged in the cooling water flow channel; the flow channel can be shortened through the flow dividing air flow channel, the path of gas from the inlet to the outlet is more average, the multi-gradient auxiliary enhanced heat dissipation effect is achieved through the enhanced heat dissipation mechanism on the inner wall of the cooling water flow channel, the enhanced heat dissipation effect can be assisted, and therefore huge heat generated by electrochemical reaction of the cathode and the anode can be taken away.

The invention provides a photovoltaic inverter DC side anti-reflux device and method, and belongs to the field of distributed power generation. The device is connected in series between a photovoltaic string and an inverter, and comprises a circuit breaking unit, a parallel power adjusting unit, a blocking diode and the like. The control method adopts a hierarchical control strategy of removal and adjustment: a controller collects the countercurrent power of a grid-connected point in real time, and when countercurrent is detected, the countercurrent power is judged; if the countercurrent power exceeds the output power of the single-path photovoltaic string, cutting off is executed, the corresponding number of circuit breaking units are directly controlled to be disconnected, and part of the photovoltaic string is physically cut off; and controlling the residual trace countercurrent power, calculating a PWM duty ratio by using a direct calculation or incremental PID algorithm, and driving a power adjusting unit to carry out hardware chopping consumption or suppression. According to the invention, long-time heating of the power device under large current is avoided, the problem of overlarge power regulation granularity caused by pure cutting is solved, and smooth and rapid countercurrent prevention of the photovoltaic system is realized.

This invention discloses a dual-motor hair dryer, relating to the field of hair dryer technology. It includes a housing, a handle, and a mounting cover installed inside the housing. It also includes a dual-system blowing assembly, a drive assembly, a first adjustment assembly, and a second adjustment assembly located inside the mounting cover. In use, the right-side main motor fan system, through the cooperation of the air guide tube, main air duct, and inner air duct, delivers gas to the inner cylinder, evenly passing through the heating element. Simultaneously, the left-side auxiliary motor fan system delivers gas to the outer air duct through the air guide tube, auxiliary air duct, and flow equalization pipe. The gas flows through the annular air cavity, forming an annular air curtain that surrounds the hot air along the central axis. The annular cold air curtain and the hot air along the central axis are coaxially superimposed. Furthermore, the main and auxiliary air ducts are isolated, ensuring that the high temperature of the main air duct does not affect the auxiliary motor, resulting in high operating efficiency for the auxiliary motor. The main motor also experiences stable load due to the smooth air duct, significantly improving the overall energy efficiency and further achieving energy savings.

The invention provides a method for synthesizing 6-aminocapronitrile from caprolactam. The method comprises the following steps: a gasification device is sequentially provided with a uniform distribution part, an efficient dispersion part, a high-temperature gasification part and an in-situ separation part from top to bottom; liquid-phase caprolactam is injected from the top end of the gasification device, and ammonia gas is injected through the efficient dispersion part; in the efficient dispersion part, liquid-phase caprolactam is broken in a first circular tube nest under the shearing action of gravity and ammonia gas to form liquid drops, and after high-temperature gasification, a gas phase is output from the side part of the gasification device, then enters the reactor filled with the monolithic catalyst from the bottom of the reactor, reacts through the monolithic catalyst and is output from the top of the reactor. According to the invention, caprolactam can be efficiently gasified, coking is not easy to generate, the retention time of a gas-phase reactant in the reactor can be accurately controlled, the reaction efficiency is greatly improved, the discharge amount of wastes in the production process of hexamethylenediamine is reduced, the cost is reduced, the economic benefit is improved, and a guarantee is provided for green, environment-friendly and safe production.

The utility model discloses an FFC flexible flat cable high resolution transmission device, which relates to the FFC flat cable technology field, and comprises a connector main body and an interface slot, the interface slot is provided with a flat cable main body, and the joint of the flat cable main body and the interface slot is provided with a flat cable protection mechanism. The flat cable protection mechanism comprises a contraction cylinder, a straight cylinder and an expansion cylinder which sleeve one end, close to the interface slot, of the flat cable main body, the contraction cylinder and the expansion cylinder are positioned on two sides of the straight cylinder and are arranged in a mirror image manner, and the longitudinal sections of the expansion cylinder and the straight cylinder are semicircles which are gradually reduced towards the straight cylinder; according to the utility model, a progressive protection channel is formed through the flat cable protection mechanism composed of the contraction cylinder, the straight cylinder and the expansion cylinder, the diameter of the inlet end of the contraction cylinder is large, flat cables can enter smoothly, and the semi-arc-shaped raised lines on the inner wall of the straight cylinder are made of elastic rubber materials, so that the frictional wear between the flat cables and the channel is reduced, and the service life of the flat cables is prolonged. And the outlet end of the expansion cylinder is gradually expanded, so that the bending stress of the flat cable is effectively relieved.

The present application relates to the technical field of heavy-duty gas turbine, and particularly relates to a heavy-duty gas turbine high-temperature alloy welding defect intelligent identification and repair method. By acquiring a welding area infrared thermal image sequence to identify an abnormal temperature drop area as a candidate defect area, then performing defect verification and type determination through ultrasonic phased array scanning, calculating a repair heat input curve according to the defect type, executing pulse modulation cladding repair and adjusting parameters according to real-time temperature field and acoustic emission signals, automatic identification and accurate repair of welding defects can be realized, and the repair quality and efficiency are improved.

The invention discloses a sealing method for an optical fiber element, and relates to the technical field of optical element connection, in the sealing method, a pretreated assembly component is directly sealed under micro-positive pressure inert gas, and the sealing reliability can be improved from multiple aspects of oxidation prevention, atmosphere control, quality improvement, process stabilization and the like; the temperature of the graphite jig changes more gently in the heating and cooling stages, heat permeates uniformly in the heating process, and local thermal shock is avoided; and during cooling, heat is quickly and uniformly dissipated, so that the cooling rate difference of all parts of the sealing piece is reduced, and thermal stress accumulation is greatly reduced. In the sealing heating stage, the graphite jig can quickly and uniformly conduct heat of a heat source, the problem that a local area is overheated or heated insufficiently can be avoided, it is guaranteed that glass solder is synchronously melted and wetted on the whole sealing interface, the defects that the solder is uneven in spreading, local fusion is incomplete and the like due to the temperature gradient are overcome, and the service life of the glass solder is prolonged. And the air tightness and the structural integrity of a sealing interface are ensured.

The invention relates to the technical field of water conservancy project automation control, and discloses a water conservancy facility operation state monitoring system based on digital twinning, and the system comprises a data collection unit which is used for collecting a basic control instruction and an actual measurement state response of an execution mechanism in real time; the generalized impedance observation unit is used for calculating the state deviation between the actually measured state response and the theoretical reference trajectory and mapping the state deviation into an equivalent disturbance quantity; the track time base modulation unit is used for establishing a load-time base association rule of the equivalent disturbance quantity and the time scaling factor; the nominal model simulation unit is used for generating a theoretical reference trajectory under the constraint of a time scaling factor, the generation rate of the theoretical reference trajectory is actively reduced through a load time base association rule when it is detected that the system resistance is increased, and the safety space of an execution mechanism is replaced by time; and the contradiction between the execution capability decline of the aged water conservancy facility and the rigid control target is solved.

This invention discloses an automatic control method for the water pump and heating element of a garment steamer. The method controls the heating element relay to operate at a preset duty cycle until the temperature reaches a preset preheating temperature. Upon receiving a work command, the system controls the water pump to supply water at its initial setting and the heating element to heat at its initial power, then gradually increases the heating power to its maximum. The system continuously monitors the duration for which the temperature remains within the preset temperature range. If the duration does not reach the preset threshold, the heating power is reduced and the water pump supply setting is increased, and the monitoring is repeated. If the duration reaches the preset threshold multiple times consecutively, the current water pump supply setting is determined as the matching water volume setting and stored. Subsequent operations directly call upon the stored matching water volume setting to control the water pump supply. This invention effectively avoids splattering or dripping water by automatically adjusting the matching relationship between the water pump setting and the heating power, ensuring the stability of the steam temperature.

The postoperative anesthesia analgesia equipment comprises a barrel shell, a gasket is installed at the bottom end of the barrel shell, a plurality of copper strips are installed on the top face of the gasket in the barrel shell, the copper strips extend outwards at equal intervals with the center of the gasket as the circle center, and connecting strips are integrally formed and fixed to the copper strips; a semiconductor chilling plate is fixed on the copper bar in the center of the gasket through an adhesive, a top cover plate is mounted at the top of the barrel shell, a fixed frame is mounted in the middle of the top cover plate, a movable frame sliding along the fixed frame is inserted in the fixed frame, one end of the movable frame abuts against the copper bar, and a fan is mounted in the movable frame. The semiconductor chilling plate is used as a cold and heat source, heat supply or cold supply can be conducted only by supplying power and switching the current supply direction, repeated use can be achieved, meanwhile, the fan is arranged for the semiconductor chilling plate, cold energy or heat energy of the non-use end can be actively blown out, and the service life of the semiconductor chilling plate is prolonged. And heat or cold output and used by the semiconductor chilling plate is conducted through the copper bar, so that a larger range can be covered.

The utility model discloses an electric dust removal steam air heater, which relates to the technical field of electric dust removers of thermal power plants, and comprises a steam main pipe, an air inlet of the steam main pipe is connected with a cold reheat steam source of the thermal power plant, the steam main pipe is connected with a plurality of steam branch pipes, and each steam branch pipe is connected with a steam heater; a drain pipe of the steam heater is connected into a soot blower of a selective catalytic reduction reaction area of the thermal power plant; the device further comprises a blowing air main pipe, one end of the blowing air main pipe is connected with the draught fan, the blowing air main pipe is connected with a plurality of blowing air branch pipes, and each blowing air branch pipe is connected with an air inlet of one steam heater. And a plurality of porcelain bushing heating air pipes are arranged at an air outlet of the steam heater, are connected into a dust removal chamber of the electric dust remover and are used for blowing insulating porcelain bushings of all electric fields in the dust removal chamber with hot air. According to the utility model, the technical problems of insufficient capacity, unstable electric field operation and high maintenance cost in the prior art are solved.

The utility model discloses a kind of rolling mill water-cooling circulation systems, including clean ring pool (1), the top of clean ring pool (1) is equipped with cooling tower (2), still including multiple air-water coolers connected with different direct current motor (4) respectively, air-water cooler connects water tank (5), the bottom of clean ring pool (1) is equipped with water inlet main pipe (6), water pump (7) is equipped on water inlet main pipe (6), water inlet main pipe (6) is connected with multiple water tank (5) by multiple water inlet branch pipes (8) respectively, the top of cooling tower (2) is equipped with backwater main pipe (9), backwater main pipe (9) is connected with multiple water tank (5) by multiple backwater branch pipes (10) respectively, multiple water tank (5) is divided into two groups according to the water delivery direction of water inlet main pipe (6), three-way valve (11) is equipped on the backwater branch pipe (10) connected with rear group water tank (5).The utility model has the advantages of avoiding direct current motor overheating, improving rolling mill production efficiency.

The utility model provides a front brake disc dust cover which comprises a cover body, a plurality of mounting bolts are inserted into mounting holes formed in the cover body in a penetrating mode, the rear sides of the mounting bolts are in threaded connection with a hub bearing seat, a plurality of rotating columns are rotationally arranged in the cover body, the rear side of each rotating column is provided with a rotating clamping block, and the rotating clamping blocks are connected with the hub bearing seat in a threaded mode. A plurality of butt joint notches are formed in the front side of the hub bearing seat, each rotary clamping block is installed in cooperation with the adjacent butt joint notch, a limiting ring is arranged on the rear side of the outer arc face of each rotary column, and an elastic driving unit is arranged on the rear side of the limiting ring and the rear side of the cover body. According to the dust cover for the front brake disc, rapid preliminary positioning can be carried out when the dust cover is installed, so that personnel can rapidly install the dust cover without adjustment, the installation time is greatly shortened, the working efficiency is improved, the workload of the installation personnel is reduced, and the labor intensity of the personnel is reduced. And particularly, the fatigue feeling can be obviously reduced during large-batch installation.

The utility model relates to activated carbon processing technical field discloses a kind of efficient energy-saving vertical coal quality activated carbon calcining furnace of multilayer heat insulation structure, comprising: the support seat of supporting main body, the inner wall of the support seat is fixedly connected with combustion furnace, the top of the combustion furnace is fixedly connected with fixed box, the top of the fixed box is fixedly connected with first motor, the drive end of the first motor is fixedly connected with rotating rod and is penetrated through fixed box, the outer wall of the rotating rod is fixedly connected with connecting plate.The utility model in this paper, rotating rod is driven by first motor, rotating rod drives connecting plate, connecting plate rotates, gear and gear ring cooperate to drive rotating shaft, rotating rod and rotating shaft drive stirring plate to stir, then open air heater to make it suck external air and heat, air will enter from air inlet and then be discharged from air outlet, so that each particle or each layer of raw material can receive heat evenly, which helps to improve the stability of calcination effect and product quality.

A system and method for charging a battery. A charger includes a frame providing a support structure. The frame defines a receptacle for receiving a battery. The charger includes an electrical interface associated with each receptacle configured to electrically connect to a contact of the battery. The power system is used for supplying power to the electrical interface to charge the battery. The charger is configured to stabilize storage horizontally or vertically.

The utility model provides an air conditioner air outlet adjusting structure, which relates to the technical field of air conditioner equipment, and comprises an air conditioner shell, a mounting groove is arranged below one side of the air conditioner shell, a horizontal air guide plate is arranged in the mounting groove, the horizontal air guide plate comprises an outer frame, adjusting plates are arranged in the outer frame, and the adjusting plates are symmetrically distributed by taking the midpoint of the outer frame as the center. In order to solve the problem that the air supply effect and the service life are affected by uneven air supply and dust accumulation, the air guide plates which swing left and right symmetrically are designed, so that air covers a wider area, air supply dead angles are reduced, airflow is more evenly distributed in a room, the air supply effect is improved, and the service life is prolonged. The motor drives the eccentric wheel to enable the air guide plate to generate high-frequency small-amplitude vibration, the vibration enables dust attached to the air guide plate to fall off more easily, dust accumulation is avoided, the air guide plate is kept clean, and the air conditioner runs more efficiently.

The utility model discloses an anti-condensation high-voltage switch cabinet sealing structure, which belongs to the technical field of high-voltage switch cabinets, and is characterized in that the anti-condensation high-voltage switch cabinet sealing structure comprises a cabinet body, the front side of the cabinet body is rotatably connected with a cabinet door, and a sealing assembly is arranged between the cabinet door and the cabinet body. The trapezoid sealing strip, the reinforcing sealing ring and the square sealing strip cooperate with one another to form a multiple sealing structure, the trapezoid sealing strip is embedded in a groove of the cabinet body and tightly attached to the cabinet door, and the reinforcing sealing ring is clamped into a reinforcing groove of the trapezoid sealing strip, so that the sealing effect is further enhanced, moisture is effectively prevented from invading from the joint of the cabinet body and the cabinet door, and the service life of the cabinet door is prolonged. The square sealing strip located on the inner side provides secondary sealing guarantee, the sealing performance of the contact position of the cabinet body and the cabinet door is greatly improved, the possibility that external moisture enters the cabinet body is reduced from the source, and then the condensation generation probability is reduced.

The application relates to a cooling control method, system and storage medium of an electric vehicle controller, which comprises the following steps: collecting a working state signal and internal temperature information of the controller; performing flow control mode or over-temperature power reduction protection mode according to the collected information; emptying and cleaning a cooling water loop of a controller cooling system; collecting a cooling water inlet temperature and a real-time temperature of the controller, and obtaining corresponding requested cooling flow according to a calibrated cooling water inlet temperature flow MAP table and an internal device temperature-flow MAP table; and determining whether to start AC to actively control the cooling water inlet temperature; the application can adjust the cooling water inlet flow based on real-time information such as vehicle control information, controller water inlet temperature and controller internal power electronic device temperature, so that the controller is effectively cooled and the power consumption of the cooling system is reduced.

This application provides a thermal management method, apparatus, and medium for an energy storage system. The method includes: acquiring state data of the energy storage system, including an array representing the battery's operating mode and temperature control mode. Each operating mode corresponds to a specific control strategy under different temperature control modes. The control strategy is configured with entry and exit conditions for whether to execute the strategy. If the battery's operating data is detected to meet the entry or exit conditions, the corresponding control strategy is responded to based on the met conditions, controlling the temperature and flow request values ​​output by the liquid cooling system. This application uses an array to represent the battery's operating mode and temperature control mode and configures a flexible control strategy, making it easier to expand and maintain as needed. On the one hand, it achieves precise management; on the other hand, the array-based settings greatly reduce the workload of software development and configuration, improving the efficiency of thermal management configuration and monitoring of the energy storage system.

The utility model relates to the technical field of transformers, in particular to an efficient transformer heat dissipation device which comprises a transformer body, light steel keels, fastening screws, fixing grooves, abutting plates, mounting grooves, mounting plates and threaded grooves. Two sets of light steel keels are symmetrically installed on the two sides of the lower surface of the transformer body, the rear ends of the light steel keels are fixedly connected with abutting plates used for fixing the transformer body, fixing grooves are formed in the front ends of the upper surfaces of the light steel keels, and installation grooves are formed in the centers in the light steel keels. According to the transformer, the transformer body and the heat dissipation structure which can be installed separately are arranged, rapid disassembly and assembly are achieved through the fixing grooves, the threaded grooves, fastening screws and other assemblies, installation and maintenance of equipment are greatly facilitated, and the transformer is convenient to install and maintain. By installing the fan structure, air circulation is actively promoted, the heat dissipation effect is enhanced, meanwhile, the air exchange efficiency is improved through the design of the ventilation grooves, and the temperature can be reduced more effectively.

The invention discloses a backplane bus system, a data acquisition method, a data acquisition device and a medium, and the system comprises a backboard substrate which is provided with a plurality of standardized module slots for the insertion of a main control module and a plurality of acquisition modules; the backplane bus structure comprises a low-bandwidth control bus and a high-bandwidth one-way data bus, the data transmission rate and power consumption of the low-bandwidth control bus are lower than those of the high-bandwidth one-way data bus, and the high-bandwidth one-way data bus supports various different transmission rates; each acquisition module determines the uplink bus transmission rate of the acquired data according to the own acquisition capability and the maximum bandwidth, and the main control module receives the acquired data uploaded according to different uplink bus transmission rates. According to the invention, on the premise of ensuring compatibility of high and low rate signals and supporting flexible expansion, dynamic balanced distribution of power consumption is realized, the overall power consumption of the system is reduced, the load concentration problem of the main control module is relieved, and the energy efficiency ratio and the operation stability of the system are improved through an asymmetric communication design and an adaptive control mechanism.

The application discloses a kind of electric vehicle double battery switching endurance methods.The application is independently set by lead-acid battery group, lithium battery group on electric vehicle, respectively configure exclusive independent control switch, corresponding switch is manually operated and is started and stopped operation by key, the independent on-off and switching use of two groups of batteries are realized, the battery functions of two electric vehicles are combined, the endurance capability of electric vehicle is significantly improved.The method avoids existing automatic switching, parallel switching and other technologies, adopts pure manual independent switching mode, the structure is simple, convenient to operate, switching logic is clear, and endurance capability can be doubled through test verification, and through specific switch linkage design avoids circuit conflict in switching process, solves the drawbacks that double battery switching in existing technology is prone to power supply anomaly and cannot be switched stably, and is suitable for various electric bicycles, electric motorcycles and other electric vehicle models.

The invention discloses a multi-energy-level steam utilization system for a chemical plant, relates to the technical field of flue gas heat recovery, and aims to solve the problems of serious waste of energy and possible environmental and safety risks in a diffusion process due to the fact that most of the tail gas treatment modes of the existing chemical plant adopt a catalytic combustion method or direct emptying, torch combustion and the like. Comprising a first heat insulation hearth, a second heat insulation hearth, a fuel gas burner, a fourth steam high-temperature section heat exchange device, a fourth steam medium-temperature section heat exchange device, a turn-back type flue, a first steam high-temperature section heat exchange device, a fourth steam low-temperature section heat exchange device, a third steam low-temperature section heat exchange device and a first steam low-temperature section heat exchange device. The flue gas heat recovery system and the flue gas heat recovery method are used for flue gas heat recovery.

The invention discloses a sodium electricity energy storage integrated device with high safety, which comprises a base, a cooling liquid box is arranged in the base, a protection box is arranged at the top of the base, double doors are hinged to the front side and the rear side of the protection box, ventilation assemblies are arranged on the left side and the right side of the protection box, and a partition plate is arranged in the protection box. A partition plate is arranged in the protective box and divides the interior of the protective box into two independent cavities, a supporting frame is installed in each cavity, a plurality of assembling assemblies are sequentially placed on each supporting frame from bottom to top, sodium ion batteries are installed in the assembling assemblies, circulating cooling assemblies are installed in the assembling assemblies, and the input end and the output end of each circulating cooling assembly are both arranged in the cooling liquid box.

The utility model discloses wearable cooling clothes which comprise a work clothes body, a pair of storage bags are sewn on the front face of the work clothes body, first Peltiers are placed in the storage bags, a net bag and a pair of storage pockets are sewn on the back face of the work clothes body, second Peltiers are placed in the storage pockets, and the net bag and the storage pockets are sewn on the back face of the work clothes body. A solar panel is placed in the net bag, the first Peltier and the second Peltier are both in a long strip shape, and the first Peltier and the second Peltier are both electrically connected with the solar panel through wires. The cooling and heat dissipation device is high in cooling and heat dissipation efficiency, good in effect, light in weight, comfortable to wear, breathable and sweat-absorbent, distributed cooling and heat dissipation can be achieved, cooling and heat dissipation are more sufficient and even, and local supercooling or superheating is effectively avoided.

This invention discloses a dual-platform automated laser cutting machine, relating to the field of cutting technology. It includes a chassis with a base fixedly installed at the bottom. A linear motor is fixedly installed at the top of the inner wall of the chassis, a first processing table is fixedly installed at the bottom of the inner wall, and a second processing table is fixedly installed at the bottom of the inner wall. A protective device is installed on the inner wall of the chassis. The protective device includes a support frame, a laser cutting machine body, a cooling device, a hollow column, a hollow rod, a water inlet, a sealing plate, a pneumatic cylinder, and a connecting pipe. The linear motor moves the laser cutting machine body, which then laser-cuts the material. The support frame is fixedly installed on the linear motor, the cooling device is fixedly installed at the bottom of the support frame, and the hollow column is fixedly installed on the inner wall of the chassis to prevent insufficient processing time between the laser beam and the material due to excessively fast movement of the laser cutting machine body.