22results about How to "Reduce heat exchange efficiency" patented technology

The utility model relates to the technical field of heat exchange equipment, and discloses an anti-frosting condensation type heat exchanger. The anti-frosting condensation type heat exchanger comprises a base, an air inlet pipe, an air outlet pipe, a protective shell, a water outlet pipe, a water inlet pipe and a partition plate, the protective shell is arranged on the base, the top of the protective shell is connected and communicated with the air inlet pipe, and the bottom of the protective shell is connected and communicated with the air outlet pipe. The top of the protection shell is connected and communicated with a water outlet pipe, the bottom of the protection shell is connected and communicated with a water inlet pipe, a partition plate is fixedly connected to the interior of the protection shell, the first fixing frame is fixedly connected to the base, and the protection shell is arranged on the first fixing frame. By starting the heating module, the heating module generates heat, and the heat is transmitted to the protective shell through the heat conduction pipe, so that the situation that the heat is absorbed by frosting on the surface of the protective shell at low temperature, and the heat exchange efficiency is reduced is avoided.

The invention relates to the technical field of heat exchangers, and discloses a tubular heat exchanger convenient to mount and dismount, the tubular heat exchanger comprises a heat exchanger body, and an air outlet pipe is fixedly connected to the top of the heat exchanger body. The front-back position of the heat exchanger body deviates, so that a base of the heat exchanger body needs to be disassembled and adjusted again, the operation is very troublesome, time is wasted, the heat exchanger body is conveniently adjusted by workers through front-back adjustment, the installation time of the heat exchanger body is saved, the manpower and material resource cost is reduced, and meanwhile the situation that the moving speed of a moving plate is too high can be avoided. And the heat exchanger body can be further adjusted, so that the heat exchanger body can be adjusted more conveniently when a worker installs the heat exchanger body, and the installation speed of the heat exchanger body is increased.

The invention relates to the technical field of heat exchangers, and provides a heat exchanger for cooling a cabin of a wind generating set, which comprises a frame plate, two guide rods are fixedly connected to one side of the frame plate, a channel plate sheet group is arranged between the two guide rods, a pressing plate is arranged between the two guide rods and located on one side of the channel plate sheet group, and the pressing plate is fixedly connected with the frame plate. A fastening assembly is arranged between the pressing plate and the frame plate. In the using process, the external temperature is sensed through the temperature control assembly, when the temperature reaches an over-high or over-low pre-value, the micro waterproof motor can be started to drive the linkage plate to turn over according to the needed situation, the heating face and the refrigerating face of the linkage plate are made to turn over correspondingly, then the unoccupied position is sealed through the sealing plate, and therefore the heating effect and the refrigerating effect are achieved. Therefore, hot air or cold air can be blown out to the channel plate sheet set according to different conditions, the situation that the exchange efficiency is affected due to external freezing and too high temperature is avoided, the exchange efficiency is improved, and the application range is widened.

The application discloses a kind of polyethylene outer protective tube extrusion after cooling setting processing mechanism, its technical scheme includes: cooling box and setting box, the cooling box one side is equipped with setting box, the cooling box inside side away from setting box is equipped with cooling chamber A by partition, the cooling box inside side close to cooling chamber A is equipped with cooling chamber B by partition, the cooling box inside side close to cooling chamber B is equipped with cooling chamber C.A kind of polyethylene outer protective tube extrusion after cooling setting processing mechanism solves the polyethylene outer protective tube in cooling, more using the way of whole section cooling, leading to cooling water and pipe material long time large area contact, heat exchange efficiency is low, the cooling load of equipment is relatively larger, the cooling efficiency of polyethylene outer protective tube is lower, to extend the cooling cycle of single pipe material, seriously influence the production efficiency of polyethylene outer protective tube problem, improve the cooling efficiency of polyethylene outer protective tube, to improve the production efficiency of polyethylene outer protective tube.

The utility model discloses a kind of for facilities agricultural glass greenhouse's entrance hall mounting structure, comprising: big shed main body, entrance hall group and wind shower group;Entrance hall group includes the first entrance hall and the second entrance hall of adjacent arrangement;Second entrance hall is installed at the entrance of big shed main body;Wind shower group is installed in the first entrance hall. The setting of double entrance hall, through the adjacent structure of first entrance hall outside buffer, second entrance hall inside transition, forms the transition of outside environment→first buffer cavity→second buffer cavity→greenhouse interior, makes hot air direct convection, makes door area heat exchange efficiency reduce, the setting of three-stage switch door, first switch door controls outside, second switch door separates buffer cavity, third switch door is connected greenhouse, progressive opening and closing logic, further avoid the defect of door leakage heat.

The present invention discloses an extreme environment water temperature measurement and detection system, comprising a tree-cluster buoy group, an environmental monitoring device, a wireless transceiver, a microprocessor and a water temperature control peripheral. The tree-cluster buoy group sends collected water temperature data to the wireless transceiver; the environmental monitoring device collects environmental temperature data and sends the environmental temperature data to the wireless transceiver; the wireless transceiver receives the water temperature data sent by the tree-cluster buoy group and the environmental temperature data sent by the environmental monitoring device, and sends the water temperature data and the environmental temperature data to the microprocessor; the microprocessor receives the water temperature data and the environmental temperature data and controls the water temperature control peripheral to adjust the water temperature; the water temperature control peripheral receives the adjustment signal of the microprocessor and controls and adjusts the water temperature according to the adjustment signal; the system can effectively regulate the on-site water temperature by monitoring the water temperature at different depths and effectively transmitting the water temperature signal through wireless transceiver.

The utility model is suitable for the technical field of aluminum material surface treatment devices, and discloses an aluminum material alkali washing device which comprises an alkali washing tank, a liquid outlet pipe, a filter, a first alkali-resisting pump, a plate heat exchanger, a primary filtering assembly and a liquid return pipe. When alkali liquor in the alkali washing tank needs to be heated, the alkali-resisting pump pumps the alkali liquor in the alkali washing tank into the filter through the liquor outlet pipe, and impurities and aluminum scraps generated by alkali washing of aluminum materials in the alkali liquor are intercepted in the filter through the interception effect of the filter, so that the impurities and the aluminum scraps cannot be pumped into a flow channel in the plate heat exchanger along with the alkali liquor; impurities and aluminum scraps are not prone to being accumulated on the inner surface of the plate heat exchanger runner, heat transfer cannot be hindered, and the heat exchange efficiency of the heat exchanger cannot be reduced. The primary filtering assembly is arranged at the first liquid outlet, so that the alkali liquor filtering efficiency is improved, the burden of the filter can be reduced, and the cleaning and replacing frequency of the filter can be reduced.

The invention provides a control method and device of an air conditioner and the air conditioner. The air conditioner comprises a shell, a plurality of air channels and a control device, the air guide plate is rotationally connected to the air outlet of the shell and can be switched between a first state and a second state relative to the air outlet so as to change the air outlet direction of airflow guided out of the air outlet; when the air guide plate is in the first state, the air outlet communicates with the multiple air channels at the same time, and when the air guide plate is in the second state, the air guide plate is used for stopping the air outlet from communicating with any one of the multiple air channels. The technical problem to be solved by the invention is limited to the situation that most of hanging air conditioners in the current market are only provided with single air ducts, so that only the same air duct can be adopted when the air conditioner operates a refrigeration function or a heating function, and an air guide plate cannot effectively adjust the air outlet directions of hot air flow and cold air flow at the same time; and the use experience of the user is reduced.

A hyperbolic cooling tower, relating to the field of cooling tower technology, includes: a tower body, comprising an air inlet formed at its lower part for allowing external air to flow in, and an air outlet formed at its upper part for discharging airflow; a heat exchange layer, including a heat exchange module; the heat exchange module having: a packing portion formed by stacked packing sheets, the packing sheets having through holes, and corresponding through holes stacked in the packing portion forming a receiving cavity; a heat exchange tube disposed in the receiving cavity, the heat exchange tube having a tube body, and multiple radially outwardly extending fins on the outer circumference of the tube body, the multiple fins being arranged along the length direction of the heat exchange tube, the spacing between two adjacent fins being greater than or equal to 4.5 mm; a gap forming between two adjacent fins to allow water droplets to pass through; and a spray section disposed on the upper side of the heat exchange layer, the spray section being used to spray hot water onto the heat exchange layer. This utility model provides a novel design concept for hyperbolic cooling towers.

The utility model provides an acid-resistant and high-temperature-resistant gas and liquid heat exchange device with a flushing function, and relates to the technical field of heat exchange devices, the acid-resistant and high-temperature-resistant gas and liquid heat exchange device comprises a heat exchange device and a cleaning alkali liquor PP liquid storage tower, a titanium alloy pipeline is installed in the heat exchange device, and spiral nozzles are installed on the two sides of an inner cavity of the heat exchange device. The water inlet ends of the two spiral nozzles are connected with flow dividing pipelines, and one ends of the two flow dividing pipelines are connected with a water supply pipeline. According to the utility model, gas heated by a large amount of heat generated by the heating electric furnace in the ventilation cabinet enters the heat exchange device through the flue gas inlet, and low-temperature liquid enters the titanium alloy pipeline through the low-temperature liquid medium inlet, exchanges heat with the heating gas in the heat exchange device for heating, and flows back through the high-temperature liquid medium outlet; and the heat is transmitted to an external liquid circulating medium system through a titanium alloy pipeline, and the heat is indirectly converted into heating heat energy of outdoor low-temperature fresh air or indoor low-temperature circulating air.

The utility model discloses a cooling device with a water pump and a fan coaxially driven. The cooling device comprises a double-shaft motor and a water pump head. By arranging the heat dissipation mechanism, the double-shaft motor is started to facilitate cooling liquid to enter the annular micro-channel through the liquid inlet pipe, meanwhile, the fan impeller rotates to blow out cold air dissipated from the surface of the annular micro-channel to achieve the cooling effect, and the problems that on one hand, the heat dissipation fan and the water pump are arranged in a split mode, the occupied space is large, and the cooling effect is poor are solved. Particularly, compact integration is difficult to realize in miniaturized equipment, so that lightweight development of the equipment is seriously restricted; on the other hand, the overall energy consumption of the system is obviously increased due to independent driving of double motors, in addition, long-distance pipeline connection not only causes pressure loss of cooling liquid and reduction of heat exchange efficiency, but also brings higher leakage risk due to increase of sealing joints, and meanwhile, a distributed structure enables daily maintenance and overhaul processes to be complicated, so that the service life of the system is prolonged. The operation and maintenance cost is further improved, and the effects of improving the heat exchange efficiency and reducing the energy consumption are achieved.

The utility model discloses a liquid cooling heat pipe radiator, include: radiator main part, including liquid cooling board, heat pipe, radiating fin, heat dissipation frame and fan, the heat pipe is located the bottom of liquid cooling board, the radiating fin is located the outside of heat pipe, the middle part of liquid cooling board is connected with liquid delivery tube, and the both ends of liquid delivery tube are connected with water inlet pipe and water outlet pipe respectively, the middle part of water outlet pipe is provided with the pump body, cleaning assembly sets up in the middle part of heat dissipation frame and fan, including the support frame of fixed heat dissipation frame upper end, can solve in the long -term operation process of fan, external dust will be attached to the surface of radiating fin with airflow, forms the dense dust layer, thereby makes dust accumulation to hinder the direct contact of radiating fin and air, reduces the heat exchange efficiency, then, liquid cooling system is the problem that needs to improve fan speed or prolongs the working time for the compensation heat dissipation efficiency reduction, and then aggravates dust adsorption and increases the energy consumption.

The utility model discloses a cleaning assembly for a heat exchanger. The cleaning assembly comprises a heat exchanger body, a connector and a base. By arranging the water pump, the water inlet pipe, the water outlet pipe, the circulating box, the filtering assembly, the circulating pipe and the sewage discharging assembly, the water pump passes through the water inlet pipe, the water outlet pipe, the circulating box and the circulating pipe to circulate a water path, and when the interior of the heat exchanger body needs to be cleaned, an operator injects oxalic acid, trisodium phosphate and other chemical cleaning agents into the circulating box; and when the cleaning agent drives dirt to pass through the interior of the circulating box through the circulating water path, the dirt is filtered through the filtering assembly, and the problem that as time goes on, dirt such as incrustation, rust or biological slime can be accumulated in the heat exchanger is solved. And the dirt can reduce the heat exchange efficiency, so that the dirt needs to be cleaned, and the dirt needs to be detached in a common cleaning mode, so that the dirt is too troublesome.

The invention provides an indoor unit and an air conditioner, and the indoor unit comprises a middle frame shell, an air inlet, an air outlet, an air inlet and an air outlet, the first air blocking piece is movably connected to the front end face of the middle frame shell so as to move in the direction close to or away from the air outlet; the second air blocking piece is movably connected to the side end face of the middle frame shell so as to stretch out or retract in the direction close to the air outlet; the direction of air blown out of the air outlet is changed by adjusting the position, relative to the air outlet, of the first air blocking piece and / or the second air blocking piece. The technical problems that in an existing air conditioner, a wind shield playing a role in wind shielding is arranged on the front side of a panel, so that although wind can be limited to be exhausted from an air outlet to the front side, lateral air-out of the two ends of the air conditioner in the length direction cannot be limited, the wind shielding effect is poor, and the air conditioner cannot be damaged are solved. And the user experience is reduced.

The utility model discloses a purpose lies in providing a kind of composite light water meter box with high protection, can substantially reduce the heat exchange efficiency of inside and outside of box, let water meter device work in the temperature state of more constant, avoid more precise or can realize multiple function water meter product when working in harsh environment appear detection error or cause damage. The composite light water meter box includes water meter box, and the accommodation cavity for installing and fixing water meter is formed in the water meter box;The front side of the water meter box is provided with movable open-close door;The board piece that surrounds the formation water meter box is internally provided with the heat insulation layer structure capable of reducing the heat exchange efficiency of the accommodation cavity and outside.

The utility model discloses a nozzle with low thermal conductivity and thermal shock resistance, which comprises a bowl opening, a first connecting section is arranged at the lower end of the bowl opening, a slag line section is arranged at the lower end of the first connecting section, a second connecting section is arranged at the lower end of the slag line section, and thermal insulation ceramics are arranged on the outer walls of the first connecting section, the second connecting section and the slag line section. Two arc-shaped blocks are arranged on the outer side of each of the three heat insulation ceramics, and every two matched arc-shaped blocks are connected through a locking assembly. According to the nozzle, the first iron shell, the second iron shell and the bowl opening can be preliminarily fixed through the arrangement of the clamping blocks on the multiple fixing columns, the iron shell assemblies and the bowl opening can be better adhered together through fire clay, long-time hand holding is not needed, heat exchange between molten steel and the outside can be effectively reduced through the arrangement of heat insulation ceramic, and the service life of the nozzle is prolonged. The generation of carbon slag and steel slag in the molten steel is further reduced.

The invention discloses an efficient cooling type phenolic resin piston manufacturing mold, and relates to the technical field of cooling type resin manufacturing molds, the efficient cooling type phenolic resin piston manufacturing mold comprises a forming seat and an ejection pipe, the ejection pipe is fixedly connected to the forming seat in a penetrating mode, a groove is formed in the forming seat, and the efficient cooling type phenolic resin piston manufacturing mold further comprises a multi-type cooling adaptive assembly and a channel interference factor processing assembly; the channel interference factor processing assembly is located in the multi-type cooling adaptive assembly, and the cooling strength of different areas of the mold can be accurately adjusted by adjusting the thread distance between spiral attaching pipes. Wherein under the condition that the bottom of the piston needs to be strongly cooled and the upper portion of the piston needs to be weakly cooled, the density of the bottom spiral attaching pipes can be accurately increased, namely, the thread distance of the spiral attaching pipes is reduced to strengthen cooling, and meanwhile the distance between the upper spiral attaching pipes is increased to reduce the cooling strength; the problem that an existing fixed cooling mode is difficult to meet the differential cooling requirement of the piston in the complex shape is effectively solved.

This application relates to an evaporator and an air conditioner. The evaporator includes a heat exchange tube and multiple fins. The multiple fins are sequentially arranged along the length of the heat exchange tube. The fins are at least divided into first fins and second fins. The first fin includes at least one fin, and the second fin includes at least one fin. Each fin of the first fin has at least one hydrophobic coating, and each fin of the second fin has at least one hydrophilic coating. At least one second fin is arranged adjacent to the first fin. The hydrophilic coating of the first fin and the hydrophobic coating of the second fin are arranged alternately. The first fin is located at both ends of the heat exchange tube along its length. This application, through the alternating arrangement of the hydrophilic and hydrophobic coatings, makes the evaporator less prone to frost and ice formation, and achieves dual optimization of heat exchange efficiency and drainage performance.

The invention relates to the technical field of air conditioner energy conservation, in particular to a base station air conditioner condensate water recycling method which comprises the steps that the temperature difference between the condenser fin temperature and the outdoor temperature is calculated; when the outdoor temperature is larger than a first temperature threshold value, the condenser fin temperature is 5 DEG C higher than the outdoor temperature, and the current time is within a first time interval, a high-temperature control mode is started; when the outdoor temperature is smaller than or equal to the first temperature threshold value and larger than a second temperature threshold value, the temperature difference between the condenser fin temperature and the outdoor temperature is larger than 3 DEG C, and the current time is within a second time interval, a conventional control mode is started; when the outdoor temperature is smaller than or equal to a second temperature threshold value, the temperature difference is larger than 3 DEG C, and the current time is within a second time interval, a low-temperature control mode is started; according to the adopted control mode and the water amount in the water storage tank, water spraying control parameters are generated, and the spraying device is controlled to execute spraying operation. By the adoption of the scheme, the spraying amount can be dynamically adjusted according to actual requirements, and the energy efficiency ratio of the 5G base station air conditioning system is increased.

The utility model provides an acid-resistant and high-temperature-resistant gas and gas heat exchange device with a flushing function, which relates to the technical field of laboratory instruments and comprises an acid-resistant and high-temperature-resistant titanium alloy heat exchange box. According to the utility model, the discharged toxic, harmful and high-temperature acid gas enters the inner cavity of the acid-resistant and high-temperature-resistant titanium alloy heat exchange box from the high-temperature acid flue gas inlet, the heat of the high-temperature acid gas is transferred to the heat exchange titanium alloy fixed fins, and air blown out by the outdoor air blower enters from the low-temperature outdoor clean air inlet; by means of the design, the low-temperature outdoor clean air is shunted into the titanium alloy fresh air pipelines of the heat exchange devices through the one-to-many titanium alloy taps, so that the contact area between the low-temperature outdoor clean air and the high-temperature acid gas is increased; meanwhile, the sectional area of the low-temperature outdoor clean air is reduced, and the low-temperature outdoor clean air can absorb heat transferred by the high-temperature acid gas more easily.