36results about How to "Simple cooling" patented technology

The invention relates to a preparation method of halohydrocarbon-free alpha-cyanoacrylate, which comprises the following steps: mixing cyanoacetate and methyl carbonate in a reaction kettle, simultaneously mixing formaldehyde and a base catalyst in a charging hopper, then adding the mixture of the formaldehyde and the base catalyst to the reaction kettle at twice, performing a refluxing and condensation reaction at 78 DEG C under normal pressure, adding a dehydration solvent methyl carbonate to dehydrolyze after the condensation reaction is finished, adding an anionic polymerization inhibitor phosphorus pentoxide and a free radical polymerization inhibitor, and depolymerizing and distilling at 155-210 DEG C at a vacuum degree of 0.5-30 mmHg to obtain an alpha-cyanoacrylate coarse monomer; and rectifying the coarse monomer to obtain a high-purity alpha-cyanoacrylate refined monomer, wherein the yield of the alpha-cyanoacrylate refined monomer is more than 75%, and the purity of the alpha-cyanoacrylate refined monomer is 99%. The invention has the advantages of no pollution, energy conservation and high yield and high purity of the obtained product, and is stable in reaction, thereby being suitable for popularization and application.

The invention discloses a cooling device of a computer, and belongs to the technical field of computer-aided equipment. The cooling device comprises a cooling fan, a controller, a supporting frame and a minitype motor, wherein the supporting frame is installed in a computer case and is provided with a movable spindle; the fixing end of the movable spindle is fixed on the supporting frame to be stationary, the other end of the movable spindle is a movable end, the top of the movable end is provided with the cooling fan, and the movable end drives the cooling fan to rotate to regulate an airflow direction; the controller is connected to and control the motor, and the motor is connected with the moving end of the movable spindle. The movable spindle is arranged in the supporting frame, the cooling fan is installed on the movable end, the airflow direction of the cooling fan is regulated, so that the problems of concentrated airflow direction in the computer, no transformation and poor cooling effect are solved, the cooling device has the advantage of regulating the airflow direction according to temperature, is even in cooling and is favorable for cooling the inner side of the computer.

The invention relates to a split bearing bush seat type sliding bearing tank, which comprises a tank body connected with a casing, a sliding bearing component and a rolling bearing component which are arranged in the tank body and used for supporting a shaft,; the sliding bearing component comprises a bearing bush, an oil ring and a bearing bush installation seat; the rolling bearing is a single four-point contact ball bearing; and a gravity support surface between the tank body and the casing is positioned at the lower part of the sliding bearing component. According to the invention, the technical problems of large volume, large weight and large bending moment of the current sliding bearing tank can be solved, the weight of the bearing tank can be reduced, the capacity of the lubricating oil can be raised, and the installation of the sliding bearing tank is more stable and reliable.

The invention discloses an impinging stream type ionization high-temperature waste gas harm removal, separation, degradation and circulation treatment device. The device comprises a separation bottom supporting seat, a separation tower supporting frame, a clash type negative pressure separation and degradation tower, an inertia type impinging stream mixing periodic swinging box, an adsorption type electrostatic state dust cleaning and storage box, a multifunctional integrated waste gas degradation water storage box, an ultrasonic waste water circulation purification and harm removal box, an impinging stream waste gas atomization cooling adsorption and degradation mechanism, a circulating cooling waste water ultrasonic purification mixing oil reduction mechanism, an all-dimensional electrostatic adsorption dust storage treatment mechanism, a negative pressure absorption waste gas filtering zero emission mechanism, a spraying covering cooling dust removal cooling mechanism and a temperature difference type power generation heat collection cooling emission mechanism. The invention belongs to the technical field of industrial waste gas treatment, and particularly provides an impinging stream type ionization high-temperature waste gas harm removal, separation, degradation and circulation treatment device which integrates separation and degradation of harmful substances contained in high-temperature waste gas and adsorbs and filters dust in all directions.

The invention discloses a storage sofa. The storage sofa comprises a backrest structure and a lying structure, wherein the backrest structure is arranged behind the lying structure; the backrest structure and the lying structure are connected through a detachable structure; movable drawers are arranged at the left and right sides of the lying structure; the movable drawers are in sliding connection with the lying structure; a movable door is arranged at the left side of the front surface of the lying structure; the movable door is rotatably connected with the lying structure through a rotatingshaft; a storage groove is formed in the right side of the rotating shaft; a stopping grid plate is arranged in the middle of the storage groove; a solid plate body is arranged at the right side of the storage groove; a cavity is formed in the right side of the solid plate body; the cavity is closed through a sliding door. By adopting the equipment, the movable drawers and the storage groove areadded, so that objects are convenient to gather and store; the storage sofa has relatively strong whole functionality and simple structure and is easy to realize.

The invention discloses a rotary stripping type injection mold. The rotary stripping type injection mold comprises a base, wherein a lower mold seat is fixedly connected to the top of the base, an upper mold seat is movably connected to the top of the lower mold seat, a lower mold cavity is movably connected to an inner cavity of the lower mold seat, an upper mold cavity is formed in the bottom of the upper mold seat, a ball is in rolling connection to the inner wall of the lower mold seat, and the surface of the ball penetrates through the inner wall of the lower mold seat and extends to theinner cavity of the lower mold seat. The invention relates to the technical field of injection molds. According to the rotary stripping type injection mold, a first driving motor is started, and thelower mold cavity is driven to rotate through a first driving shaft, so that the lower mold cavity is separated from the upper mold cavity, then a top block is driven to be abutted against the surfaceof an injection molding part, the first driving motor is started at the moment, the lower mold cavity is driven to rotate through the driving shaft, and the injection molding part is fixed by the topblock at the moment, so that stripping is carried out between the lower mold cavity and the injection molding part so that the injection molding part can be quickly stripped, and the use is very convenient.

The invention relates to an environment-friendly, highly-efficient and heat-exchangeable glass melting furnace and a production method. The glass melting furnace is divided into 3 areas in a lengthwise direction: a first feeding and premelting area has the following functions: adding raw materials from any part of the area, absorbing the heat of a combustion product flowing from a second melting, homogenizing and clarifying area, premelting the raw materials, allowing the premelted raw materials to flow into the second area for melting, homogenizing and clarifying, and discharging a cooled combustion product to a heat exchanger at the exterior of the furnace from the end head of the melting furnace; the second area has the following functions: spraying a fuel from any part of the area, allowing the fuel to perpendicularly intersect with air or oxygen from a third cooling area of the furnace and carrying out mixed combustion, heating a glass liquid flowing from the first area to a temperature needed for homogenizing and clarifying, allowing the heated glass liquid to flow into the third area, and allowing a generated high-temperature combustion product to enter the first area; and the third area has the following functions: cooling the glass liquid flowing from the second area to a temperature needed for shape formation, allowing the cooled glass liquid to flow out of the furnace, wherein the glass liquid is cooled mainly by spraying air or oxygen of the heat exchanger from the terminal end of the area besides heat dissipation of a melt, and allowing heated air or oxygen to enter the second area for combustion supporting. The environment-friendly, highly-efficient and heat-exchangeable glass melting furnace provided by the invention has the advantages of low tail gas emission temperature, insusceptibility to ablating a furnace-gas heat-exchange device, easy cooling of the cooling area and high production efficiency.

The invention discloses an electronic product support frame with a heat dissipation function. The electronic product support frame comprises a base, a lower fixing block is welded to the middle of theouter wall of the top of the base, a telescopic bracket is fixed to the lower fixing block through a bolt, corners of the telescopic bracket are each provided with a connector, fixing clamps are welded to the outer walls of the two sides of the telescopic bracket, a same transmission rod is welded to the outer walls of the corresponding sides of the two fixing clamps, a handle is welded to the outer wall of one end of the transmission rod, and an upper fixing block is welded to the outer wall of the side, far away from the lower fixing block, of the telescopic bracket. According to the electronic product support frame with the heat dissipation function, the height and the inclination angle can be adjusted, a user can conveniently change the position of an electronic product, the using range of the device is widened, eye fatigue of the user is relieved, simple cooling is conducted on the electronic product, the condition that the user is scalded due to the fact that the electronic product is too hot is avoided, the electronic product can be prevented from being damaged due to the fact that the electronic product is too hot, and the service life of the electronic product is prolonged.

The invention discloses a watering cart sprayer. The watering cart sprayer comprises a sprayer base with a water inlet and a water outlet, a space porous water distributing network and a direct flow impact type water outlet channel are arranged in the sprayer base, the space porous water distributing network comprises a water inlet, a water storage pool, an ascending pipe, stair fractal pipes and a water outlet, and the ascending pipe is connected between the water storage pool and the stair pipes; and the stair fractal pipes are of a fractal structure and comprise at least two stages, and any stage of stair pipes are distributed in a circumferential arrayed manner and point to one circle center. According to the sprayer, the mist spraying liquid drops are large in density, the motion speed is high, the dust capturing efficiency is high, cooling through evaporation is easier, and therefore the aims of quick cooling and efficient dust removal of a watering cart are achieved.

The invention discloses a combustion furnace with a conveniently cooled smoke exhaust tube. The combustion furnace comprises a bottom plate. A boiler body is fixed to the outer wall of the top of thebottom plate through bolts, a smoke exhaust barrel is fixed to the outer wall of the top of the bottom plate through bolts, a heat conducting plate is fixed to the outer wall of one side of the smokeexhaust barrel through bolts, a stable rib plate is fixed to the outer wall of one side of the smoke exhaust barrel through bolts, the outer wall of one side of the stable rib plate is welded to the outer wall of the top of the bottom plate, a horizontally placed transverse plate is welded to the outer wall of one side of the smoke exhaust barrel, and a water tank is fixed to the outer wall of thetop of the transverse plate through bolts. The combustion furnace disclosed by the invention can cool the smoke exhaust barrel simply and effectively. The heat conducting plate exchanges heat with the outer side, and a water flow in the water tank is sprayed by means of a shower nozzle to absorb heat and be evaporated to take away part of heat, so that the cooling effect of the device is obviousin effect, and impurity particles of smoke passing a filter screen are filtered. Meanwhile, soot in the smoke is wet and falls in a humid environment in the smoke exhaust barrel, so that the blockagecondition is reduced.

The invention discloses a smoke sampling dewatering device which comprises a shell, a primary dewatering module, a secondary dewatering module and a tertiary dewatering module. The primary dewatering module comprises a first water storage cavity; the secondary dewatering module comprises a finned radiator and a multi-staged radiating pipeline, and a first water storage cavity gas outlet nozzle is communicated with a radiating pipeline gas inlet; the tertiary dewatering module comprises a drying chamber and a second water storage cavity, the multi-staged radiating pipeline is connected with a second water storage gas inlet nozzle, and the drying chamber is communicated with a smoke outlet nozzle. By the arrangement, other saturated gas enters the radiating pipeline gas inlet via the first water storage cavity gas outlet nozzle after passing through the primary dewatering module, quick cooling and dewatering are performed in the secondary dewatering module, condensed water is then stored in the second water storage cavity, and the gas is dried and filtered in the drying chamber prior to entering a host; the smoke sampling dewatering device is simple and reasonable in structural design, use amount of a drying agent can be reduced by three fourths, gas dewatering effect can reach more than 92%, and detection precision is obviously improved.

The invention discloses a synchronous polarization method for a partitioned piezoelectric element, and belongs to the technical field of polarization of materials with piezoelectric characteristics. According to the invention, the plurality of elastic telescopic probes are adopted to press the subarea polarization electrodes on the piezoelectric element, and the polarization subareas are enabled to obtain polarization voltages with different magnitudes and directions by controlling the relative voltage difference, so that one-time synchronous polarization of the subarea piezoelectric element is completed. According to the invention, the polarization efficiency is improved, and the problem of inconsistent thermal depolarization and partition polarization intensity of the piezoelectric element caused by repeated polarization is avoided. Polarization of hundreds of microns of micro areas is realized, the elastic telescopic probe is in more sufficient contact with the micro electrode, thepolarization process is more stable, electrode surface damage caused by uneven stress is avoided, and the problems of difficult operation, difficult positioning and the like when a traditional polarization method polarizes the micro multi-partition piezoelectric element are solved. Meanwhile, the PC upper computer is used for controlling the high-voltage generator and the temperature control unit,the polarization process is simplified, and the polarization quality is improved.

The invention discloses a heat dissipation device for an underground caterpillar band type four-drive excavator, and belongs to the technical field of underground excavators. The heat dissipation device for the underground caterpillar band type four-drive excavator comprises an excavator group with a seat frame and a drive working box, and further comprises a gas inlet tube arranged on the drive working box, a gas inlet rotary shaft, a U-shaped tube, a water-absorbing soft block, a water-absorbing frame, a gas inlet driven shaft, a separating box and a cooling device. According to the heat dissipation device disclosed by the invention, a clearing plate can be arranged for clearing a transparent plate on the seat frame, a telescopic hose and a clearing collecting box are additionally arranged, so that dust adhered on the clearing plate is conveniently cleared, collected and filtered, and therefore, clearing effect is improved and a resource utilization rate is increased; the gas inlet tube, the water-absorbing soft block, the U-shaped tube and the cooling device can be arranged for filtering underground humid and dirty air; and meanwhile, the drive working box is simply cooled, thetelescopic hose further can be prevented from being blocked, and the clearing effect of the clearing plate is promoted.

The invention discloses a cup providing convenience for evenly dissolving milk powder and with a good cooling function. The cup comprises a cup body, a base is fixed to the bottom wall of an inner cavity of the cup body, and a rotation groove is formed in the base; a rotation rod is movably inserted in the rotation groove, a rotation block is fixedly connected to the end, away from the base, of the rotation rod, and a milk powder groove is formed in the rotation block; a powder outlet is formed in the side wall in the milk powder groove, and a powder spraying pipe is fixedly connected to the powder outlet; a cover plate is movably connected to the milk powder groove, a rotation motor is arranged at the side, away from the base, of the cover plate, and an electrode main shaft of the rotation motor is fixedly connected to the cover plate; a water storage block is arranged at the side, away from the cup body, of a cup cover. According to the cup, milk powder sprayed through rotation and dissolving water which flows along the wall are dissolved and mixed, the effect of keeping the milk powder even during dissolving is better achieved, in the flow process along the cup wall, the mixingwater can be better cooled, and the cup is very high in practicability and extremely worthy of popularization.

The invention belongs to the technical field of continuous casting in the metallurgical industry, and particularly provides a device and a method for returning circulating cooling water of a continuous caster apparatus, wherein the device comprises a continuous caster water treatment center, a cooling water pipeline and a plurality of continuous caster apparatuses; a water outlet of the continuous caster water treatment center is connected with water inlets of the plurality of continuous caster apparatuses through the cooling water pipeline; the device further comprises an apparatus cooling water return pipeline, a water accumulation pool and a cooling water return main pipe; water outlets of the plurality of continuous caster apparatuses are connected with a water inlet of the water accumulation pool through the apparatus cooling water return pipeline; a water outlet of the water accumulation pool is connected with a water inlet of the continuous caster water treatment center through the cooling water return main pipe; and a continuous caster has the problems about a high water supply pressure level and a high equipment investment. The device provided by the invention avoids the use of detection components in the cooling water return pipeline, reduces a pressure of the overall water return pipeline and lowers the cost.

The invention provides a nuclear power plant master control heat dissipation chamber, which comprises a wall and an interlayer that is disposed in the wall to conduct heat. Specifically, the wall is made of a metal material, and the interlayer is made of a phase change heat storage material within certain melting point range. The nuclear power plant master control heat dissipation chamber providedby the invention can overcome the problems of low heat storage capacity, and little heat storage and the like of concrete in the prior art, and is suitable for marine environment.