74results about How to "Good dehumidification effect" patented technology

The invention relates to a device for continuously preparing low-temperature dry air with low dew point, mainly comprising the parts as follows: an initial effect air filter, an induced device, a first-level surface refrigerant cooler, a turning wheel dehumidifier, a first-level cryogenic refrigerant cooler, a second-level cryogenic refrigerant cooler and a box body. An end part of the box body is provided with a gas inlet, a tail part of the box body is provided with a gas outlet, the inside of the box body is orderly provided with the initial effect air filter, the induced device, the first-level surface refrigerant cooler, the turning wheel dehumidifier, the first-level cryogenic refrigerant cooler and the second-level cryogenic refrigerant cooler from the end part to the tail part; and the initial effect air filter, the induced device, the first-level surface refrigerant cooler, the turning wheel dehumidifier, the first-level cryogenic refrigerant cooler and the second-level cryogenic refrigerant cooler are orderly connected in series through an air flue. The turning wheel dehumidifier of the device consists of a turning wheel and an air regeneration device; and the device can continuously prepare dry air with absolute water content 0.0003g/kg and the dew point between 80 and 90 DEG C below zero.

The invention provides an air conditioner control method and control system, an air conditioner, computer equipment, a computer readable storage medium and a terminal. The air conditioner control method comprises the steps of receiving a dehumidifying instruction, obtaining a current environmental temperature value T1 and a current environmental humidity value phi1 of at least one indoor unit at respective positions, averaging the obtained current environmental temperature values T1 and the obtained current environmental humidity values phi1 separately to obtain a first average environmental temperature value average T1 and a first average environmental humidity value average phi1, and comparing the first average environmental temperature value average T1 and the first average environmental humidity value average phi1 with a preset environmental temperature value T0 and a preset environmental humidity value phi0 separately so as to determine an operating working mode of at least one indoor unit and control the air conditioner to execute corresponding operation according to the working mode. According to the air conditioner control method, a good dehumidifying effect and comfortable temperature are guaranteed, the comfort level of a user is improved, and the usage experience of the user is improved.

The invention discloses a control method of a variable frequency dehumidifier. The control method comprises the steps of controlling the variable frequency dehumidifier to operate at high wind shield after the variable frequency dehumidifier is started up; detecting the environment temperature and environment humidity, and calculating the maximum objective operating frequency of a compressor in accordance with the environment temperature and environment humidity when the variable frequency dehumidifier is started up; controlling the compressor to obtain the middle temperature of a condenser in the variable frequency dehumidifier after the compressor operates at the maximum objective operating frequency for a preset time; and circularly judging whether the middle temperature of the condenser is located in a preset temperature interval, and adjusting the operating frequency of the compressor in accordance with a judging result. According to the control method of the variable frequency dehumidifier, the normal operation of the variable frequency dehumidifier can be ensured by adjusting the operating frequency of the compressor in a severe working condition with high temperature and high humidity, and the quick dehumidification effect of the variable frequency dehumidifier can be ensured. The invention further comprises a control device of the variable frequency dehumidifier.

The invention discloses a heat radiation method of a charging pile and a circulating heat radiation structure. The circulating heat radiation structure comprises a cabinet body, a cabinet front door and cabinet left and right side doors; the interior of the cabinet body is partitioned into a front bin and a rear bin through an alternating current/direct current mounting plate; the interior of the rear bin is partitioned into a left chamber and a right chamber through a module air inlet and outlet heat radiation bin and a ventilation air duct cabin which are arranged from top to bottom; an air duct partition plate used for partitioning the chamber into upper and lower chambers is arranged in the chamber, corresponding to the right side door, of the rear bin; an industrial air conditioner is arranged on the right side door of the cabinet; and the industrial air conditioner comprises an internal circulating area and an external circulating area which are isolated from each other. According to the heat radiation method of the charging pile and the circulating heat radiation structure, by using the industrial air conditioner, heat in the charging pile is radiated by using a circulating heat radiation mode so that outside air does not participate in the air circulation in the charging pile; and therefore, it is guaranteed that the interior of the charging pile is always in an environment with humidity of 70% or below, the heat in the charging pile is radiated, and the service life of a component in the charging pile is prolonged.

The invention relates to a power switch cabinet which comprises a cabinet body. The cabinet body is provided with an air inlet and an air outlet. An exhauster is disposed at the air outlet. Since the cabinet body is provided with the air inlet and the air outlet and the exhauster is disposed at the air outlet, the exhauster operates to exhaust vapor in the cabinet body when the interior humidity of the cabinet reaches a set value. Dehumidification capacity is fine, arcing discharging in moving and fixed contacts is avoided, the service lives of power devices are prolonged, and maintenance cost is low.

The invention discloses an electricity meter installation rain-proof structure. The electricity meter installation rain-proof structure comprises an electricity meter box main body, a box door, top covers, electricity meters, a rain-proof structure and an electric brake, wherein the box door is located at the front end face of the electricity meter box main body, glass windows are embedded in theupper side of the box door, the inner side of the bottom of the box door is fixedly provided with a rubber block, the top covers are located on the top of the electricity meter box main body, the fouredge corners of the rear side of the electricity meter box main body are all fixedly provided with fixing blocks, a threaded hole penetrates through the front side of each fixing block, the electricity meters are located at the upper side of the inner wall of the electricity meter box main body, the upper side of the rain-proof structure is fixedly provided with a rain-proof board, the surface ofthe rain-proof board is fixedly provided with set screws, and half slots are embedded in the surface of the rain-proof board. The electricity meter installation rain-proof structure is provided withthe half slots, rain water on the rain-proof structure is discharged through the half slots and can not enter into the inner cavity of the electricity meter box main body, the electricity meter installation rain-proof structure has the advantages of having a better water-proof effect and strong practicability, being suitable for the production and use of the electricity meter installation rain-proof structure, and having a good development prospect.

The present invention discloses a water removing method for a high temperature emulsion explosive production line explosive cartridge, wherein an explosive cartridge conveyed out from a cooling water tank is subjected to vibration so as to make water beads attached on the explosive cartridge shed under an exciting vibration force effect, compressed air being subjected to drying heating is utilized to purge and heat the explosive cartridge being subjected to vibration dewatering to accelerate evaporation of the water on the explosive cartridge surface so as to achieve the water removing on the high temperature emulsion explosive production line explosive cartridge. According to the present invention, the explosive cartridge conveyed out from the cooling water tank is subjected to vibration so as to make the water removing rate on the explosive cartridge surface achieve 95%, and then the explosive cartridge being subjected to vibration dewatering passes through the compressed air heating dehumidifier so as to make the water removing efficiency achieve 98%, such that the dehumidifying effect is significant; after the explosive cartridge is subjected to water removing through the method of the present invention, the strength of the packaging carton can be reduced on the base of the existing packaging so as to reduce the manufacturing cost of the packaging carton; and the method of the present invention is simple and is easy to perform, the adopted apparatus has the low cost, the use is stable, and the effect is satisfactory.

The invention discloses a dehumidifier. The dehumidifier comprises a shell. A separating plate used for dividing the shell into a dehumidification area and a heat radiation area, a control circuit board and a semiconductor refrigeration chip are arranged in the shell. A cold pole and a hot pole of the semiconductor refrigeration chip are tightly attached to a cold end heat exchanger and a hot end heat exchanger correspondingly. A water receiving box is arranged at the bottom of the shell. The dehumidification area and the heat radiation area are of a left-right structure. A fan is arranged in the heat radiation area. Dehumidified dry cold air enters the heat radiation area from a bottom end air opening of the separating plate and leaves from a top air outlet of the shell. The dehumidifier adopts a dehumidification mode of exhausting air upwards from the bottom, and not only can rapidly remove moisture in the air, but also is large in dry air outlet amount and excellent in dehumidification effect.

The invention discloses a drying agent with mildew-proof effect and a preparation method thereof. The drying agent is prepared from the following components by weight: 50-100 parts of deoxidizing agents, 80-150 parts of nanometer mildew inhibitors, 10-90 parts of B-type silica gel, 100-150 parts of benzotriazole, 60-120 parts of C-type silica gel, and 50-90 parts of silicone rubber. In the drying agent formula of the invention, the components support each other and bring out the best in each other; and the drying agent both can control mildew and has significant dehumidifying effect.

The invention discloses a control system and control method of a refrigerator. A condensation metal plate is arranged in a drawer of the refrigerator, a dehumidifying fan used for enabling air in the drawer to flow to the condensation metal plate is arranged in the drawer, and a groove used for collecting condensation is formed in the drawer; the refrigerator further comprises a drain pipe and a water pan, the drain pipe comprises a U-shaped pipe part and a heating wire, and the two ends of the drain pipe communicate with the groove and the water pan correspondingly; the control system comprises a main control panel and a humidity sensor arranged in the drawer and used for monitoring the humidity in the drawer, and the main control panel is electrically connected with the humidity sensor to obtain the humidity value monitored by the humidity sensor and then conduct treatment; and the main control panel controls opening or closing of an air door and the dehumidifying fan, and the main control panel is electrically connected with the heating wire to control heating or stopping of heating of the heating wire. According to the control system and control method of the refrigerator, the dehumidifying effect of the drawer in a refrigerating chamber is more excellent.

The invention relates to a cloud computing technology-based cloud air conditioner with a cloud dehumidification function, and a cloud dehumidification method of the cloud air conditioner; the cloud air conditioner comprises an air conditioner indoor unit which is respectively provided with an indoor temperature sensor, an indoor humidity sensor, a controller, a cloud service center, an air conditioner client and a communication module, wherein the indoor temperature sensor is used for sensing the real-time temperature in a room; the indoor humidity sensor is used for sensing the real-time humidity in the room; the controller is used for controlling all hardware in the air conditioner and receiving the data returned by the indoor temperature sensor and the indoor humidity sensor; the cloud service center is used for realizing the integration of vast resource, sending command into the air conditioner and processing the data; a user can complete the cloud dehumidification operation for the air conditioner through the air conditioner client; the communication module is used for realizing the communication among the air conditioner, the cloud service center and the air conditioner client; and the controller is respectively connected with the indoor temperature sensor, the indoor humidity sensor and the communication module in a way of one-to-one correspondence. After the scheme is adopted, the reasonable dehumidification mode is set by the cloud computing technology, so that the dehumidification efficiency is improved, and more energy is saved during dehumidification.

The invention discloses an application method of a machine room dehumidifying mechanism. The application method comprises the following steps: cold air in an operation room enters a dehumidifying rotating wheel by an intake port; a front cooler performs primary treatment for indoor air, the treated air enters a water stop disc, less water vapor in the air is condensed on the inner wall of the water stop disc, and condensed water drops are discharged into a shell by an annular groove; wet air in the operation room is treated in a treatment area, the dehumidifying rotating wheel is driven to slowly rotate, and the water vapor to be saturated in the treatment area enters a regeneration area; fresh air is injected through a regeneration intake port, and is heated by a heater; and finally, the dried air is exhausted out of the shell to renewedly flow into the operation room.

The invention discloses a dehumidifying apparatus for an electric power cabinet. The dehumidifying apparatus for an electric power cabinet comprises a cabinet body, wherein an air inlet is arranged atthe lower part of the left side of the cabinet body; a filtering device is arranged at the left end of the air inlet; a drying device is arranged at the middle part of the air inlet; the right end ofthe air inlet is communicated with an air outlet end of an air heater; an air outlet is arranged at the upper part of the right side of the cabinet body; the left end of the air outlet is communicated with an air inlet end of an exhaust fan; a humidity sensor is arranged at the top end in the cabinet body; a controller is arranged at the upper end of the left side in the cabinet body; a relay isarranged at the left side in the cabinet body; the filtering device and the drying device are arranged at the air inlet, thus guaranteeing that the inlet air has no fine particles and is dry; the airheater can heat the air at the source, thus preventing the condensation phenomenon, and a thermal insulating plate can also prevent the condensation phenomenon; and allochroic silica gel has strong drying and water absorption effect. The dehumidifying apparatus for an electric power cabinet has the advantages of being reasonable in design, being low in cost, and being suitable for promotion and production.

The invention provides a switch cabinet operating environment improving system and method. The system comprises a switch cabinet, an axial flow fan, an industrial constant temperature dehumidifier, and temperature and humidity sensors, wherein the switch cabinet is arranged in a closed switch room; the axial flow fan is mounted on a pressure relief plate on the top of the switch cabinet; the axialflow fan is in signal connection with a controller in the switch room; the switch room is also internally provided with the industrial constant temperature dehumidifier and the temperature and humidity sensor for detecting the switch cabinet; the temperature and humidity sensor that detects air temperature and humidity is arranged outside the switch room; and the industrial dehumidifier and the temperature and humidity sensors inside and outside the switch room are in signal connection with the control system. The air in the switch cabinet is ensured to be dry, and insulation flashover and insulation damage of the equipment in the switch cabinet are reduced.

Provided is an open type refrigerating and dehumidifying air conditioning system. The open type refrigerating and dehumidifying air conditioning system comprises a refrigerating system, a dehumidifying system and a fresh air system. Fresh air from the outside of a room sequentially passes through the refrigerating system and the dehumidifying system, and then is sent to the inside of the room. The dehumidifying system comprises a dehumidifying loop formed by connecting a generator, a concentrated solution container, a dehumidifier and a cooler. The dehumidifying system further comprises a solar heater. The refrigerating system comprises an evaporator. An inlet of the evaporator is connected with a refrigerant solution supplying pipeline. An outlet of the evaporator is connected with the cooler, and then is connected with the dehumidifier. The fresh air system comprises a heat exchanger. The heat exchanger is provided with an air inlet and an air outlet. The air outlet is connected with a fresh air inlet of the dehumidifier. The air sequentially passes through the heat exchanger and the dehumidifier, and then is sent to the inside of the room through a fresh air outlet. Two fluid connectors of the heat exchanger are communicated with the evaporator. By means of the solution circulation, the dehumidification is achieved and the energy consumption is decreased. The cooling capacity of chilled water from the outlet of the evaporator is reasonably utilized, so that the dehumidifying effect is more prominent.

The invention relates to a dehumidification control method and device of an air-conditioning system, and an air conditioner. The dehumidification control method of the air-conditioning system comprises the steps: industrial control parameter information is obtained; target opening degree values of electric expansion valves on two evaporators on the inner side of an air conditioner unit are determined according to the industrial control parameter information; and the opening degrees of the corresponding electric expansion valves are controlled according to the target opening degree values to lower the evaporation temperature of the evaporators so as to lower the indoor humidity. The target opening degree values of the electric expansion valves are determined according to the industrial control parameter information, by adjusting and controlling the electric expansion valves, the opening degrees of the electric expansion valves reach the target opening degree values, thus the evaporationtemperature is lowered, and the effect of dehumidification enhancing is achieved; and according to the dehumidification control method, the indoor humidity can be controlled more accurately, the dehumidification effect can also be achieved better even in the environment with the large humidity load, and the user experience is improved advantageously.

The invention discloses a finished textile product storage device. The device comprises a mounting bottom plate, a base, a shell, holding plates and fans. Travelling wheels are mounted at the bottom of the mounting bottom plate. The base is mounted at the top of the mounting bottom plate. An accommodating groove is formed in the base. A storage battery is mounted in the accommodating groove. The shell is mounted at the top of the base. A holding chamber is arranged in the shell. Air guide chambers are mounted on the two sides of the interior of the holding chamber correspondingly, and throughholes are uniformly distributed on the corresponding sides of the air guide chambers correspondingly. The finished textile product storage device is composed of the structures including the mounting bottom plate, the base, the shell, the holding plates, the fans and the like, the fans can fast guide external air into the device, heating tubes can be used for heating the air guided into the devicethrough heating resistance wires, a humidity detector can be used for emitting an alert to the device through a caution light when it is detected that the humidity is high, the practicability is high,and the finished textile product storage device deserves to be applied and popularized.

The invention discloses a drying agent used for storing unhusked rice. The drying agent used for storing unhusked rice is prepared from the following raw materials in parts by weight: 30-40 parts of calcium chloride, 15-20 parts of wheat straw, 5-10 parts of activated carbon, 15-20 parts of modified starch, 10-15 parts of montmorillonite clay, 10-15 parts of glycerine, 3-6 parts of silicon dioxide, 8-15 parts of ethanol, 5-10 parts of nano-scale rubber powder, 2-5 parts of SiO2-alginates, and 2-5 parts of polyvinylpyrrolidone-graphene oxides. The drying agent used for storing unhusked rice prepared according to the invention is prepared by using safe and non-toxic materials, and thus, the prepared drying agent used for storing unhusked rice is pollution-free to the environment and rice; moreover, the drying agent used for storing unhusked rice is capable of reducing production of mildews and insects in rice, and good in dehumidification effects. The drying agent used for storing unhusked rice has especially good quality and long-lasting effects in the summer as a porous drying agent, and is free of influence on rice quality; moreover, the porous drying agent is compact in aperture,so that, better moisture absorption effects can be achieved. The drying agent used for storing unhusked rice is convenient to use, as well as free of pollution to goods and the environment.

The invention discloses a power distribution box waterproof structure. The waterproof structure comprises a box body, a box door is hinged to the box body, the surfaces of the inner walls of the two sides of the box body are movably connected with a plurality of drying agent storage grooves, a bagged drying agent is arranged in the drying agent storage grooves, an air inlet is formed in the upperend of the box body and is connected with a draught fan through an air pipe, a filtering and drying assembly is further connected between the draught fan and the air pipe, an air outlet is formed in the lower portion of one side wall of the box body, and a height adjusting assembly is further arranged at the lower end of the box body. The drying agent storage grooves are formed in the box body tocontain the bagged drying agent, so moisture contained in air in the box body can be adsorbed at ordinary times, and the phenomenon of short circuit caused by too high air humidity in the box body canbe effectively avoided. The filtering and drying assembly is arranged to make air, sucked in by the draught fan, dried and filtered, the dried air enters the box body, the air in the box body can bereplaced, and when the air humidity in the box body is too high, the air humidity in the box body can be rapidly reduced, so the dehumidification efficiency is improved.

The invention discloses a tobacco baking oven comprising a box body and a heating device, wherein the box body is provided with a heating device; a circulating fan is arranged above the heating device; a moisture removal window is arranged above the box body; a lifting type air return baffle device and two adjustable lock catches are arranged on the side edge of the box body; six hinges are arranged on the two sides of the box body in total, two observation windows and two invisible door handles are arranged on the box body, a bottom frame is arranged below the box body, and four nylon rollingwheels and other devices are arranged below the bottom frame. According to the baking oven, blown-in cold air is heated through an electric heating plate to form hot air, and then the hot air can bake tobacco to be baked in a heating area and blow out tobacco from a moisture discharging window; due to the fact that an electric heating baking mode is adopted, coal and the like are not used, and the advantages of being environmentally friendly and clean are achieved; in addition, due to the fact that cold air, hot air and baking are automatically completed, the advantages of saving time, laborand electricity are achieved, and the moisture removal effect is good. Meanwhile, through four groups of heating devices, the contact area between the tobacco leaves and hot air is increased, so thatthe tobacco leaves are heated more uniformly and baked more uniformly.

The invention belongs to the technical field of health care products, in particular to traditional Chinese medicine bath lotion and a preparation method thereof. The traditional Chinese medicine bath solution is prepared from the following raw materials in parts by weight: 95-120 parts of a folium artemisiae argyi stock solution, 8-12 parts of flos lonicerae, 8-12 parts of fructus forsythiae, 3-6 parts of periostracum cicada, 20-30 parts of herba portulacae, 20-30 parts of herba taraxaci and 10-30 parts of herba violae. The preparation process comprises steps as follows: pulverizing, wetting and evenly mixing the flos lonicerae, the fructus forsythiae, the periostracum cicadae, the herba portulacae, the herba taraxaci and the herba violae, and performing treatment at low temperature for 3-4 h to obtain a traditional Chinese medicine mixture; adding water to the traditional Chinese medicine mixture, and slowly raising the temperature to about 60 DEG C for thermal extraction; cooling a product to room temperature, performing filtering, adding the folium artemisiae argyi stock solution, and mixing the mixture to obtain the Chinese medicinal bath lotion. The traditional Chinese medicine bath lotion has the effects of clearing away heat and toxic materials, removing dampness, relieving itching, relaxing muscles and tendons, promoting blood circulation, resolving carbuncle and swelling, inhibiting bacteria and resisting inflammation, and can be used for treating skin diseases such as eczema, carbuncle and ulcer and furuncle.

A substation cabinet dehumidify device includes a transformer cabinet body, A lower surface of that transformer cabinet body is provided with a rectangular shell, A support rod is arranged on both sides of the upper surface of the rectangular shell, A support plate is fixedly connected to each of the support rods, A lower surface of the support plate is machined with a pair of rectangular groove,Each of the rectangular grooves is fitted with a No. 1 micro-rotating electric machine with the rotating end downward, and each of the No. 1 micro-rotating electric machines is fixedly connected witha rotating rod, and each of the rotating rods is provided with a rotating frame, wherein the rotating frame is fixedly connected with a rotating circular shaft, and the rotating circular shaft is provided with a pair of micro-drying fans. The invention has the advantages of simple structure, convenient operation, dehumidification, good dehumidification effect, good moving effect and convenient moving.

The invention discloses a carton printing device, which comprises a No. 1 machine cover, a No. 2 machine cover is arranged at one end of the No. 1 machine cover, and a No. 3 machine cover is arranged at one end of the No. 2 machine cover. The No. 1 machine cover, The surface of the No. 2 hood and the No. 3 hood are all provided with a clamp and a clamping column. The clamping column is located on the side of the clamp. The lower ends of the No. 1 hood, No. There is a frame, the lower end of the frame is provided with a rail wheel, the lower end of the rail wheel is provided with a track, the inside of the No. 1 machine cover is provided with a cylinder, a mold and a transmission device, the cylinder is located at the upper end of the mold, and the transmission device Located below the mould, an ink cartridge is arranged inside the mould, and an ink cartridge is arranged on the upper end of the No. 1 machine cover. In the present invention, the No. 1 machine cover, the No. 2 machine cover and the No. 3 machine cover are arranged, and after the clamping column is manually released from the clamping bolt, the machine cover can be effectively separated to achieve the effect of split type.

The invention discloses a manpower resource file cabin. The file cabin comprises side plates and a heating bottom plate; the side plates are arranged on the heating bottom plate, the side plates are fixedly connected with the heating bottom plate, connecting parts are arranged on the side plates, and are in clamped connection with the side plates, a box, a temperature and humidity sensor and baffles are arranged on each side plate, a groove is formed in the inner side of each box, ventilation holes are formed in the positions, in the inner sides of the baffles, of the side plates, and the heating bottom plate comprises an active carbon layer, an electric heating wire, a glass fiber layer and an aluminum alloy layer which are sequentially arranged from top to bottom; the manpower resource file cabin is high in structural strength, has the dehumidifying function and keeps file storage from being damaged.

The invention provides a high-temperature gas-cooled reactor emergency cooling dehumidification system and method. The system comprises a primary water/helium heat exchanger, a secondary water/helium heat exchanger and a gas-water separator, wherein the primary water/helium heat exchanger, the secondary water/helium heat exchanger and the gas-water separator are sequentially arranged from top to bottom. A reactor primary loop refrigerant inlet is formed in one end of the primary water/helium heat exchanger, a primary water inlet and a primary water outlet are formed in the upper portion of the primary water/helium heat exchanger, and a primary refrigerant outlet is formed in the lower portion of the primary water/helium heat exchanger. A secondary refrigerant inlet, a secondary water inlet and a secondary water outlet are formed in the upper portion of the secondary water/helium heat exchanger, and a secondary refrigerant outlet and a secondary condensate water outlet are formed in the bottom of the secondary water/helium heat exchanger. A refrigerant return reactor primary loop outlet is formed in the top of the gas-water separator, a refrigerant inlet is formed in the middle of the gas-water separator, and a separated water outlet is formed in the bottom of the gas-water separator. The secondary condensate water outlet of the secondary water/helium heat exchanger and the separated water outlet of the gas-water separator are communicated with a drainage system. The invention further provides the high-temperature gas-cooled reactor emergency cooling dehumidification method. The system and method achieve the purposes of reactor primary loop dehumidification and emergency cooling.

The invention discloses a ring main unit dehumidification device. The device comprises a box body and a dehumidification rotating wheel, a box body partition plate is arranged in the middle of the boxbody, the box body is divided into an upper box main body and a lower box main body by the partition plate, and a rotating shaft is arranged in the middle of the partition plate; the dehumidificationrotating wheel is connected with the rotating shaft, and the dehumidification rotating wheel divides the box body into a left area and a right area; a driving motor is further arranged in the box body, the driving motor is connected with the rotating wheel through a belt, and an air inlet filter is arranged on the side wall of the lower box main body; an air inlet fan is arranged in the left areaof the lower box main body, and an air outlet of the air inlet fan is connected with the outside of the box body; an air outlet filter and a heater are arranged in the left area of the upper box mainbody, the two filters are connected with the outside of the box body, and an air outlet of the heater corresponds to the dehumidification rotating wheel; an air outlet fan is arranged in the right area of the upper box main body, and an air inlet of the air outlet fan corresponds to the dehumidification rotating wheel; an air outlet of the air outlet fan is connected with the outside of the box body. The device is compact in structure, convenient to install and remarkable in dehumidifying effect.

The invention provides ventilation and moisture removal equipment for a cable trench of a transformer substation. The equipment comprises a cable trench cover plate with an air vent, an explosion-proof axial flow fan arranged on the air vent and a ventilation pipeline. The cable trench cover plate comprises a connecting plate and four isosceles trapezoid-shaped side plates, wherein an air vent is formed on the top of the connecting plate; and the four isosceles trapezoid-shaped side plates are arranged on the edge of the connecting plate respectively, and are slightly inclined downwards. The axial flow fan is provided with a sealing cover. An opening is formed at the bottom of the sealing cover, and is opposite to the air vent. An air exhaust hole is formed on the sidewall of the sealing cover. The ventilation pipeline is arranged on the air exhaust hole. The ventilation and moisture removal equipment for the cable trench of the transformer substation has the advantages of scientific design, high practicability and good moisture removal effects, and is easy to use.

The invention relates to an outdoor power distribution cabinet with an intelligent moisture-proof function. The outdoor power distribution cabinet comprises a cabinet body internally provided with a longitudinal sliding installation frame, a driving assembly, and a humidity induction controller, wherein a plate-shaped first moisture absorption piece is arranged in the installation frame and is parallel to the inner wall of the cabinet body, the cabinet body is provided with a plurality of open grooves right opposite to the installation frame, a roller for sealing the open groove is rotationally arranged in the open groove, the middle section of the roller is in a C shape, a second moisture absorption piece is arranged in the C-shaped area of the roller, the moisture absorption capacity ofthe second moisture absorption piece is larger than that of the first moisture absorption piece, a heating wire is arranged on the inner wall of the roller and controlled by the humidity induction controller to be powered on and off, when the installation frame slides, the rollers are driven to rotate, when the rollers roll, the openings in the rollers are switched between facing the inside and the outside of the cabinet body, and when the openings in the rollers face the interior of the cabinet body, the first moisture absorption piece contacts the second moisture absorption piece. By the adoption of the scheme, moisture in the cabinet body can be carried to the outside, and the dehumidification effect is good.