192 results about "Cold condensation" patented technology

The invention relates to the technical field of environment gas pretreatment analysis, and discloses a low-concentration atmosphere VOCs sampling pretreatment device and method. The pretreatment device comprises a cold trap module which at least comprises two cold trap units working independently, each cold trap unit is composed of a stainless steel pipeline and provided with a temperature control module, the temperature adjusting range is-196 DEG C to 250 DEG C, and the cold trap module is used for adsorbing VOCs and moisture in a sample at low temperature and desorbing target VOCs at high temperature; the refrigerating system comprises a semiconductor thermoelectric refrigerating device which is mixed with a mechanical refrigerating unit and is used for controlling the adsorption temperature of the cold trap module; and the flow control module is used for realizing constant-current sampling by adopting an electronic metering algorithm, and the flow regulation range is 0-100mL / min. According to the method disclosed by the invention, two-section cold trap step-by-step condensation is adopted, and water is directionally removed in combination with blowback airflow, so that the recovery rate of VOCs is increased, the residual quantity of water is lower than 50ppm, and the peak shape symmetry and data reproducibility of GC-MS detection are remarkably improved.

The invention discloses an energy-saving evaporator with a circulating condensation structure, and relates to the technical field of boiler components. The boiler comprises a boiler shell, an evaporator shell is installed on the boiler shell, a combustor is arranged in the boiler shell and used for heating water, and the boiler further comprises a condensation shell which is provided with a liquid outlet pipe communicating with the boiler shell. When the device is used, flue gas is discharged into the liquefying pipe through the gas inlet pipe and the connecting pipe, in the process, the flue gas blows the blades, so that the connecting pipe and the liquefying pipe are driven to rotate, the movement degree of the liquefying pipe is increased, the heat exchange effect between the device and the flue gas is improved, and in the rotating process of the liquefying pipe, the heat exchange effect between the device and the flue gas is improved. A spiral groove is pushed by a convex block and a connecting spring is pulled, so that a sponge block slides back and forth in a liquefaction pipe, after water vapor carried in smoke is condensed, water flow is sucked through sliding of the sponge block, and when the sponge block slides to abut against an extrusion block, water in the sponge block is extruded out.

The invention discloses a sludge full-drying treatment device which comprises a base, the base is connected with a heat preservation box body, and a first belt conveyor, a second belt conveyor, a crushing structure and a belt conveying heating structure are sequentially arranged in the heat preservation box body from high to low. The first belt conveyor, the second belt conveyor, the crushing structure and the belt conveying and heating structure are all in transmission connection with the transmission structure, an air drying structure is arranged on one side of the heat preservation box body, and a condensation structure is arranged at the top of the heat preservation box body. According to the sludge full-drying treatment device provided by the invention, crushed sludge particles are continuously rubbed, rolled and transferred on the surface of a belt type conveying and heating structure with a vibration function and high-temperature heating, comprehensive dehydration is realized by utilizing a synergistic effect of heat conduction and mechanical movement, and meanwhile, a multi-stage treatment process is designed through a space superposition process; the treatment efficiency is guaranteed, meanwhile, linkage is achieved, the cost is reduced, the occupied area is reduced, and finally full-dried sludge is produced.

The invention discloses an anti-condensation and anti-icing membrane material and a forming process thereof, and relates to the technical field of composite membrane materials, the anti-condensation and anti-icing membrane material comprises the following raw materials: 30-50 parts of silica aerogel particles, 25-30 parts of an EVA base material, 5-10 parts of a hydrophobic modifier, 0.5-1 part of sodium polyacrylate, 5-8 parts of nano calcium carbonate, 3-5 parts of aluminum hydroxide, 0.5-1 part of a silane coupling agent and the like. The silicon dioxide aerogel particles serve as a core heat insulation material, the porous network structure of the silicon dioxide aerogel particles remarkably reduces the heat conductivity coefficient of the base film, passive heat insulation is achieved, the vacuum barrier effect is formed, heat conduction and convection are greatly reduced, the energy-saving and heat-preservation effect is improved, the surface temperature is delayed to be reduced to be below the freezing point, and the freezing time is delayed in the low-temperature environment; and the low surface energy characteristic of the fluorine-containing resin is combined with the micro-nano coarse structure of the nano silicon dioxide, so that a lotus leaf effect imitating super-hydrophobic surface is formed, water drops rapidly roll down, and ice nucleus forming sites are reduced.

The utility model discloses a high-temperature and high-concentration powder steam dust purification system which is characterized in that the lower end of a steam dust conveying negative-pressure main pipeline is vertically connected with the feeding end of a first slurry making tank, and the upper end of the steam dust conveying negative-pressure main pipeline is connected with a gas inlet of a first condensation wetting trapping tower; a plate type condensation trapping device is arranged in the first condensation wetting trapping tower, a slurry collecting area at the bottom of the first condensation wetting trapping tower is connected with a slurry discharging pipe, and the slurry discharging pipe conveys the slurry to a second slurry making tank through a slurry conveying pipe; a gas outlet of the first condensation wetting trapping tower is connected with a gas inlet of the second condensation wetting trapping tower through a pipeline, slurry trapped by the stainless steel wire mesh type condensation trapping device flows downwards to a bottom slurry collecting position, and a bottom slurry collecting area of the second condensation wetting trapping tower is connected with a slurry discharging pipe. The slurry conveying pipe is conveyed to the second slurry making tank through the discharging pipe; and a gas outlet of the second condensation wetting trapping tower is connected to a chimney through a pipeline and a fan.

The application provides a converter and a photovoltaic device. The converter comprises a cabinet body, an air inlet and an air outlet arranged on the cabinet body, a partition plate arranged in the cabinet body, the partition plate separates the inside of the cabinet body into an air inlet channel and an air outlet channel, the air inlet, the air inlet channel, the air outlet channel and the air outlet are sequentially communicated, a heating component, and a condensing structure. The converter and the photovoltaic device provided by the application condense the gas entering the cabinet body for cooling the heating component and the air absorbing heat at the heating component by using the condensing structure, effectively prevent water vapor from condensing at the heating component, avoid the damage of the heating component caused by the condensation of the gas at the heating component, and avoid the scheme of using the heater to prevent condensation in the prior art, effectively ensure the heat dissipation efficiency of the heating component.

The utility model discloses a moisture-proof and anti-corrosion power box, which comprises a box body, a box door arranged on the front side of the box body, a power panel arranged in the box body, heat dissipation net plates arranged on two sides of the box body, a triangular bracket arranged on the lower side of the box body, a flashing board arranged on the upper side of the box body, a condensation mechanism arranged on the inner wall of the box body, and a connecting plate arranged at the upper end of the box body, the outer side of the box body is covered with a galvanized metal box, and the box door is connected with the galvanized metal box. According to the utility model, the metal box is galvanized by adopting a hot-dip galvanizing method, so that the service life of the metal box is prolonged, the metal box covers the outer side of the power box body, the erosion of the outside to the power box is effectively isolated, the service life of the power box is prolonged, and in addition, the condensation structure is additionally arranged in the box body, so that the service life of the power box is prolonged. Water vapor generated in the box body is condensed into water drops, the water drops flow into the water collection tank along the condensation plate and finally flow out of the power box, short-circuit damage of moisture to elements in the power box is avoided, and the use safety of the power box is enhanced.

This invention relates to an anti-condensation conveying structure and method for a deposition apparatus, comprising: a pipe joint with a pneumatic valve at its top and a main pipe body for conveying gas on both sides of the joint; a protective shell coaxially connected to the main pipe body; a flexible heating element spirally and uniformly wound around the outer surface of the main pipe body; an insulation layer filling the space between the main pipe body and the protective shell; an embedded heating element located at the connection between the pipe joint and the pneumatic valve; and a temperature control module electrically connected to and independently controlling the temperature of the flexible heating element and the embedded heating element. The main objective of this invention is to employ a segmented independent temperature control method, setting different temperature compensation ranges based on the heat dissipation characteristics of the main pipe body and the pneumatic valve, eliminating cooling points in various parts of the conveying structure, avoiding condensation and crystallization of the precursor due to localized overcooling, and ensuring batch repeatability and yield of thin film deposition.

The utility model discloses a condenser capable of cooling uniformly, which relates to the technical field of condensers and comprises a protective shell, a top cover arranged at the top end of the protective shell, a condensate inlet and a condensate outlet arranged on two sides of the protective shell, a base arranged at the bottom end of the protective shell, a condensation cavity arranged inside the protective shell, and a condensation pipe arranged inside the condensation cavity. And an accelerating pipe is arranged on one side of the condensate outlet. According to the condenser, the protection shell, the top cover and the base are matched, the stability and safety of the condenser are improved when the condenser is cooled, the condensation cavity is matched with the condensation pipe, a sealed cooling environment is provided when condensate in the condensation pipe is cooled, the cooling efficiency is improved, and the service life of the condenser is prolonged. And the condensate is cooled more uniformly through the condensing pipe, the condensate inlet is matched with the condensate outlet, the condensate passes through the accelerating pipe after condensation is finished, and the discharging efficiency of the cooling liquid is improved.

The present invention discloses a wind-solar hybrid power supply air condensation water production system, belonging to the technical field of air condensation water production. It includes a power generation device and an air condensation water production device electrically connected to the power generation device. The air condensation water production device includes a water production unit, a water storage unit, a water supply unit, and a heat storage unit. The water production unit is connected to the water storage unit, and the water storage unit is connected to the water supply unit; the heat storage unit is respectively connected to the water production unit, the water storage unit, and the water supply unit. The present invention makes full use of renewable resources such as wind, light, and heat, and uses the principle of air condensation when encountering cold to provide a device that can collect water vapor in surface air and soil moisture underground for islands and arid areas lacking fresh water resources, solve agricultural and domestic water use, and improve the local ecological environment and living environment.

The invention relates to the technical field of white smoke elimination and dehumidification, and discloses a condensation control method and system of a combined white smoke elimination and dehumidification device. The initial water yield of the water curtain spraying device and the initial power of a compressor corresponding to the condensation structure are controlled according to the waste gas flow; adjusting the initial power according to the historical data and the initial temperature limit value to obtain adjusted power; whether the current compressor power and the initial water yield are adjusted or not is judged according to the average difference value; and calculating a difference value stable value through the plurality of temperature difference values and the difference value average value, and adjusting the initial power and the initial water yield according to the difference value stable value. Closed-loop control from initial parameter setting to dynamic adjustment is achieved, the equipment operation state can be flexibly adjusted according to the actual parameters of waste gas, the treatment efficiency and the energy utilization rate of the composite white smoke elimination and dehumidification device are improved, and it is guaranteed that the device stably and reliably operates.

The utility model discloses a washing machine condensate water recovery device which comprises a pipeline, a first cooling assembly is arranged on the outer side of the pipeline, the other end of the pipeline is connected with a condensation structure, the condensation structure comprises a base, a first connecting base and a second connecting base are arranged on the base at intervals, and an inlet of the first connecting base is communicated with the pipeline; a condensation barrel which can be communicated with the first connecting seat and the second connecting seat and can rotate relative to the first connecting seat and the second connecting seat is arranged between the first connecting seat and the second connecting seat, and a water collecting cavity is formed in the condensation barrel; the side wall of the water collecting cavity is provided with a water collecting assembly which can make contact with a water-vapor mixture discharged by the pipeline during rotation so that water vapor can be condensed, and a driving assembly which can drive the condensation barrel to rotate so that the water collecting assembly can make rapid contact with the water-vapor mixture is arranged between the base and the condensation barrel. The condensate water recovery device of the washing machine can separate air and condensate water in water vapor and can discharge the condensate water.

The utility model belongs to the technical field of conveying equipment, and particularly relates to a machine head cover for a belt conveyor, which comprises a cover body, a material passing port is arranged at one end of the cover body, and a check curtain is arranged at the other end of the cover body. At least one top wall of the cover body is provided with a notch, and a net plate used for ventilation is installed at the position of at least one notch. An air curtain generating structure is installed at the end, close to the check curtain, in the top wall of the cover body, the air curtain generating structure is communicated with an air source for conveying air to the air curtain generating structure, and the air conveyed to the air curtain generating structure is blown to the bottom of the cover body to form an air curtain. The utility model aims to improve the relatively closed environment of the machine head cover through the net plate arranged at the top of the cover body; heat released during material conveying is prevented from being collected in the machine head cover; the problem that the moisture stability of the material is influenced by the dripping of condensed dew formed by cooling high-temperature water vapor is solved; the structure is simple and practicability is high.

The present invention discloses a defogging and water-saving evaporative condenser, comprising a shell, a water tank arranged at the bottom of the shell, a heat exchange tube arranged at the middle and upper part of the shell, a spray device arranged just above the heat exchange tube, the spray device is connected to the water tank through a water pump and a pipeline, a packing device arranged just below the spray device, and a fan arranged on the shell; the air intake of the fan is located at the rear side of the heat exchange tube bundle of the shell, and the upper and lower parts of the shell are respectively an upper air inlet and a lower air inlet; a defogging device is arranged at the lower part of the shell and outside the packing device, and the defogging device is connected in series with the heat exchange tube bundle; a partition is arranged at the rear side of the heat exchange tube bundle, and the partition separates the heat exchange tube bundle from the air intake of the fan, and an upper water collector is arranged below the partition. The beneficial effects of the present invention are to reduce the evaporation loss of spray water, reduce the white mist formed by condensation at the fan outlet in winter, reduce the water floating rate of the evaporative condenser, reduce water vapor, and achieve environmental protection and energy saving.

This invention discloses an exhaust device suitable for pure hydrogen gas engines, relating to the technical field of exhaust treatment for pure hydrogen gas engines. It solves the problem that existing pure hydrogen gas engine exhaust treatment devices suffer from the inability of a single condensation dehydration technology to completely eliminate whitening, and the inability of a single whitening device to remove water. A multi-stage condensation structure is installed inside the flange pipe at the uppermost end of the exhaust pipeline. The multi-stage condensation structure and the inner wall of the flange pipe form a condensation chamber. A condensation channel is provided within the multi-stage condensation structure. A return water connector and a water inlet connector are provided on the flange pipe. The water inlet connector is connected to the lower water inlet of the condensation channel; the return water connector is connected to the upper water return port of the condensation channel. By setting up a multi-stage condensation dehydration device in the main exhaust channel, the exhaust humidity is reduced while achieving the whitening effect, thus enabling the exhaust device to simultaneously possess the characteristics of corrosion resistance, stable operation, and economic and environmental protection.

The present invention discloses a respirator with a high-temperature gas condensation and reflux structure, characterized by: comprising a respirator lower cover, a respirator upper cover cooperating with the respirator lower cover; a ventilation unit comprising an exhaust port provided on the respirator lower cover and an air duct connected to the exhaust port, wherein a steam condensation structure is provided inside the air duct; the ventilation unit further comprises an exhaust baffle provided in the air duct near one side of the exhaust port, wherein the air duct baffle unidirectionally connects the air duct and the exhaust port. The present invention proposes a respirator with a built-in blower, which can quickly remove high-temperature steam from the dishwasher. The unique condensation structure in the exhaust duct can quickly cool the high-temperature steam and reflux it into the dishwasher. This structure can provide a reasonable solution for removing high-temperature gas after the dishwasher has a high-temperature steam function added, while increasing the anti-siphon function of the respirator, ensuring the internal and external pressure balance of the dishwasher cavity, and providing a better user experience.

The utility model discloses a lower box body assembly of waste gas treatment equipment, which comprises a lower box body, the lower box body is provided with an anti-condensation assembly, the anti-condensation assembly comprises a gas channel and a gas guide pipe, the gas guide pipe is annularly provided with a gas guide hole, and the anti-condensation assembly is used for enhancing gas flow and raising temperature. According to the utility model, the lower box body is designed to be funnel-shaped, and the gas channel is additionally arranged on the outer side of the lower box body, so that treated waste gas is introduced into the gas channel and then discharged out of the furnace body; meanwhile, a gas guide pipe is additionally arranged in a dead zone where condensation is prone to being generated at the bottom of the lower box body, gas flowing is enhanced, local temperature is raised, the gas inlet temperature does not need to be too high, the number of front-end heat exchangers is reduced, and equipment corrosion caused by condensation and dew condensation of the lower box body is effectively prevented.

The application discloses a marine air suspension variable-frequency centrifugal cold water unit and relates to the technical field of cold water units.The marine air suspension variable-frequency centrifugal cold water unit comprises a supporting mechanism, two supporting mechanisms are arranged, the inner sides of the two supporting mechanisms are fixedly connected with an evaporation mechanism and a condensation mechanism, and the evaporation mechanism and the condensation mechanism are integrated into one body through the two supporting mechanisms.The arc-shaped structures are oppositely arranged in cooperation with the inner side of the partition assembly, the overall occupied space is greatly reduced under the premise of guaranteeing the independent functions of the evaporation mechanism and the condensation mechanism, the marine air suspension variable-frequency centrifugal cold water unit is perfectly adapted to the narrow installation environment on the ship, and the layout inconvenience caused by the space dispersion of the split structure is avoided.

The utility model relates to a lens assembly, an optical module and electronic equipment, and belongs to the technical field of electronic equipment. The lens assembly comprises a lens body and a one-way ventilation assembly, the lens body is provided with a first through hole, and the one-way ventilation assembly is located at the first through hole of the lens body and connected with the lens body. The one-way ventilation assembly can discharge high-temperature and high-humidity gas after thermal expansion on the inner side of the lens body to the outer side of the lens body through the first through hole, so that the temperature difference between the gas inside and outside the lens body is reduced, the humidity of the inner space of the lens body is reduced, and high-temperature water vapor is prevented from condensing on one side of the inner side of the lens body. And a layer of water mist is formed. The lens assembly is arranged in the optical module of the electronic equipment, so that when the electronic equipment is used in an external environment with relatively low temperature, the water mist phenomenon on the inner wall of the lens body is reduced, and the normal use of the optical module is ensured.

The utility model discloses a kind of flue gas carbon dioxide low-temperature condensation purification systems, it is related to flue gas carbon dioxide processing technical field.The utility model includes, condensing structure, including conveying pipe, condensing box of sleeving in conveying pipe one side outer wall, liquid nitrogen tank located conveying pipe rear side, heat exchange pipe that is snakelike distribution in condensing box interior and outer wall is flat and is communicated with liquid nitrogen tank output end, conveying port that is staggered distribution between heat exchange pipe, the shrink nozzle of annular array distribution in conveying pipe one end and corresponding heat exchange pipe;Drying structure, including cylinder one and cylinder two located condensing box one side, net cylinder located cylinder one and cylinder two interior, drying agent that is granular in net cylinder interior.The utility model is set to condensing section structure, avoid under high temperature CO2 plasticization effect enhancement, polymer chain spacing expansion, support layer and skin layer thermal expansion shrinkage or skin layer peeling, affect carbon dioxide purification process membrane adsorption stability problem.

The present invention discloses a damper assembly, an air conditioner and a dehumidification method thereof, which relate to the field of air conditioning and solve the problem of how to dehumidify the air while the air enters the interior of the unit. The damper assembly of the present invention comprises a window and a refrigerant pipeline, wherein the window has an open state for opening the air duct and a closed state for closing the air duct, the refrigerant pipeline is arranged at the window, and the refrigerant pipeline is connected to the refrigerant circuit of the unit. The damper assembly of the present invention has a refrigerant pipeline arranged at the window, and the refrigerant pipeline is connected to the refrigerant circuit of the unit. When the unit is in cooling mode, the refrigerant in the refrigerant circuit can flow through the refrigerant pipeline and cool the window. When the air enters the unit through the window, the moisture in the air condenses into water droplets when it is cold, thereby dehumidifying the air sent into the unit, ensuring the dryness of the air sent into the unit, and avoiding condensation and water blowing inside the unit.

The utility model relates to the technical field of control cabinets, and discloses an electrical equipment control cabinet for hydraulic engineering, which comprises a cabinet body and a driving assembly arranged on the outer side of the cabinet body. The transmission shaft drives one end of the first rotating rod to rotate with the first rotating rod as the circle center, and the other end of the first rotating rod drives the second rotating rod to move in the parallel direction along with the change of the rotating angle, so that the control switch slides forwards along the sliding groove and then reaches the outer side of the cabinet body, and the maintenance convenience is improved; air in the cabinet body is extracted through the fan, flows through the condenser and exchanges heat with a refrigerant in the condenser, then water vapor in the air is cooled and condensed on the surface of the condenser, meanwhile, the humidity in the air is rapidly reduced, then the dehumidified air enters the shell through the conveying pipe, and after the moisture is further absorbed through the dehumidification plate, the air in the shell is conveyed to the cabinet body through the conveying pipe. Therefore, the circulation is completed, and the operation stability of the electrical equipment is improved.

A multi-stage cold storage and heat storage condensing system, comprising a condensing system, a cold storage system and a heat storage system, characterized in that the condensing system comprises a condenser, a condenser hot well and a condensate backwater system; the cold storage system comprises a cold storage tank, a water supply unit, a cold storage circulating system and a water supply spraying device; the heat storage system comprises a low-temperature heat storage tank, a high-temperature heat storage tank, a heat pump and a heat storage circulating system; when the ambient temperature is relatively high, the cold storage system is coordinated to release cold and the heat storage system is coordinated to store heat; when the ambient temperature is relatively low, the heat storage system is coordinated to release heat and the cold storage system is coordinated to store cold; during a high-temperature period, the condensate stored in the cold storage system during a low-temperature period is directly used to reduce the steam temperature in the condenser through the water supply atomizing device, and the heat pump can be used to further reduce the steam heat load of the condenser, thereby effectively improving the cooling efficiency and the unit vacuum during the high-temperature period; during a low-temperature period, the heat storage system releases heat to the condensing system, thereby effectively reducing the condensate supercooling degree in the condenser hot well and reducing the regenerative steam extraction.

The utility model relates to the technical field of cold bonding rubber coating, and discloses a roller cold bonding rubber coating automation device which comprises a machine frame, a groove is formed in the surface of the machine frame, an adjusting assembly is fixedly connected in the groove and comprises a servo motor, a transmission rod and a threaded rod, the outer side of the threaded rod is in threaded connection with a supporting rod, and the supporting rod is in threaded connection with the transmission rod. A plurality of sets of threaded holes are formed in the surface of the supporting rod, a plurality of sets of bolts are in threaded connection with the interiors of the threaded holes, air cylinders are in threaded connection with the outer sides of the bolts, and a fixing frame is fixedly connected to one ends of the air cylinders. According to the roller cold bonding rubber coating automation equipment, through the arrangement of the air cylinder and the rotating roller, when the equipment is used for coating rubber, a condensation rubber plate is placed on the rubber coating roller, the air cylinder is started, and the air cylinder drives the rotating roller to move until the rotating roller collides with the condensation rubber plate on the surface of the rubber coating roller; and the cold adhesive plate is adhered to the rubber coating roller through uniform stress of the air cylinder.

Disclosed in the present invention are a condensation structure of a cold-drink apparatus, and a slush machine, the cold-drink apparatus comprising a housing assembly and a fixing assembly, the fixing assembly comprising a base plate, and the condensation structure of the cold-drink apparatus comprising a condenser, wherein a stand assembly is provided inside the housing assembly, the bottom of the stand assembly is fixed on the base plate, and a mounting part matching the condenser in terms of shape is provided on the stand assembly. The condenser comprises straight condensation pipes and condensation elbows, which have a refrigerant therein, wherein the condensation elbows are arranged on the upper and lower sides of the condenser, and the refrigerant flows in a direction from top to bottom or from bottom to top in the straight condensation pipes. The condenser is fixed on the mounting part, with the left and right sides of the condenser respectively abutting against the left and right side walls of the mounting part. The slush machine comprises the condensation structure of a cold-drink apparatus. The present invention can reduce the area occupied by a machine, and can facilitate transportation, mounting, disassembly and maintenance.

The utility model relates to the technical field of polycarboxylate superplasticizer condensation, in particular to a quick condensation mechanism for polycarboxylate superplasticizer production, which comprises a base and a first tank, the upper end of the outer wall of the base is fixedly connected with the first tank, and the inner wall of the first tank is fixedly connected with a second tank through a support. A polycarboxylate superplasticizer condensation stirring structure is arranged at the upper end of the outer wall of the first tank body. According to the rapid condensation mechanism for producing the polycarboxylic acid high-performance water reducing agent, through cooperation of the polycarboxylic acid water reducing agent condensation stirring structure and the polycarboxylic acid water reducing agent condensation structure, the rapid condensation mechanism can be suitable for condensation work on the polycarboxylic acid water reducing agent in hot weather, cold water is pumped into the vertical pipe and the ball body through the pump, the polycarboxylic acid water reducing agent is condensed from inside to outside through the cold water, and the condensation efficiency is improved. And the motor is used for driving the vertical pipe and the blades outside the vertical pipe to rotate so as to stir the polycarboxylate superplasticizer, so that the condensation of the polycarboxylate superplasticizer is uniform, the condensation effect on the polycarboxylate superplasticizer is effectively improved, and the high performance is achieved.

The invention belongs to the technical field of kitchen electric equipment, and particularly provides an integrated cooking center, which comprises a cooking unit, a cooking unit, a control unit and a control unit, the cooking unit comprises a cooking main body, and a cooking cavity is formed in the cooking main body; a stove air outlet is formed in the stove unit; the heat dissipation assembly is arranged at the top of the cooking main body and comprises a heat dissipation air bellow assembly; the heat dissipation fan comprises a heat dissipation air outlet; the heat dissipation fan is arranged on the heat dissipation air bellow assembly, and the heat dissipation fan is a centrifugal fan; the integrated cooking center further comprises a first condensation structure which is arranged at the position, corresponding to the heat dissipation air outlet, of the heat dissipation air box assembly, and a second condensation structure which is arranged at the position, corresponding to the heat dissipation air outlet, of the heat dissipation air box assembly. And / or the second condensation structure comprises an exhaust structure, and the exhaust structure is arranged at the position, corresponding to the cooker air outlet, of the cooker unit. By means of the structure, on the premise that the heat dissipation performance of the integrated cooking center is guaranteed, moisture in gas can be effectively condensed.

The utility model discloses a high-efficiency circulating tower top condensing device, including a distillation tower, a gooseneck and a high-efficiency condensing structure, wherein the gooseneck is arranged on the distillation tower, and the high-efficiency condensing structure is arranged on the gooseneck, and the high-efficiency condensing structure includes a condensing tube, a fixing seat, a cold water pipe 1, a water inlet pipe 1, a high-pressure water pump, a pumping pipe, a circulating condenser, a reflux pipe 1, a water inlet pipe 2, a reflux pipe 2 and a cold water pipe 2, wherein the condensing tube is arranged on the gooseneck, and the fixing seat is fixedly arranged on the condensing tube, and the cold water pipe 1 wraps the condensing tube and is fixedly arranged on the fixing seat, and the water inlet pipe 1 is connected to the cold water pipe 1 at one end. The utility model belongs to the technical field of condensing equipment, and specifically refers to a high-efficiency circulating tower top condensing device, which effectively solves the problem that the tower top condensing device has low condensation efficiency and incomplete condensation, resulting in part of the steam not condensed and discharged with the non-condensable gas, resulting in reduced production and affecting benefits.

The utility model provides smoke dust direct reading equipment with a positive pressure working condition additional module, which comprises a sampling pipe, a sampling host and the positive pressure working condition additional module, the positive pressure working condition additional module comprises an electric ball valve, the inlet end of the electric ball valve is connected with a sampling pipe joint, and the outlet end of the electric ball valve is connected with a sampling host joint. When deposition is completed, gas in the sampling pipe can be blocked in the pipeline through the positive pressure working condition additional module, so that the smoke is prevented from entering the sampling host in the detection process of the beta-ray unit and being condensed into condensed water to be deposited on a paper tape, and the sampling efficiency is improved. And the problem of inaccurate data caused by condensate water generated under the positive pressure working condition is well solved. The positive pressure working condition additional module is of a detachable structure and can be assembled according to needs to be matched with various machine types.

This invention belongs to the field of water pollution control and treatment technology, specifically a sludge filtration and water separation mechanism for water conservancy construction. Addressing the shortcomings of traditional sludge filtration and water separation equipment in water pollution control and treatment, which often employs mechanical extrusion and filter screens that are easily clogged by fine sludge particles, this invention proposes the following solution: It includes a sludge receiving tank with a sludge inlet connected to its outer side and a sludge outlet connected to its bottom side, with a sealing cap installed at the outlet. This invention utilizes a combination of capillary water absorption and solar evaporation and condensation to achieve sludge-water separation, requiring no additional energy consumption, thus being energy-saving and environmentally friendly. A temperature-sensing self-cleaning structure effectively prevents clogging and reduces manual maintenance. Combined with a sealed heat collection chamber and an automatic bottom cleaning component, it achieves excellent dewatering effect and smooth sludge discharge, solving the problems of easy clogging, high energy consumption, and environmental pollution associated with traditional equipment in water pollution control and treatment.