131results about How to "Constant humidity" patented technology

The invention relates to a catalyst for adsorbing formaldehyde as an indoor pollutant in high humility at room temperature, belonging to the technical field of pollution control. On the basis of cerium oxide, by adding different metal oxides and transition metals, a ceria-based complex oxide solid solution with different proportions and components is prepared by using a coprecipitation method; the metal oxide is one of titanium dioxide, manganese oxide, ferric oxide, cobalt oxide and zinc oxide or a mixture of more than one kind of the oxides; and the transition metal is one or a mixture of more than one of copper, silver and gold. The catalyst has simple preparation process and stronger formaldehyde adsorption capacity in high humility at room temperature, solves the problem of formaldehyde adsorption capacity reduction of active carbon, and the like under the high-humility environment, and maintains activity for a relatively long time.

The invention relates to a fresh air variable air rate energy saving method and device based on absolute humidity control. The fresh air variable air rate energy saving method is characterized in that the fresh air variable air rate energy saving device based on the absolute humidity control is arranged at the tail end of the fresh air system of an air conditioning system, the opening degree of a valve is automatically controlled through the fresh air variable air rate energy saving device according to the change of indoor humidity, and the fact that the volume of fresh air supplied indoors meets indoor actual dynamic needs is guaranteed; the air volume is automatically adjusted according to the change of the moisture content, namely, the absolute humidity of a room, air output by a fresh air handling unit is dry air of a fixed state, and the relative humidity value of the room is guaranteed; the coupling relationship of relative humidity and dry-bulb temperature is relieved. The absolute humidity, an indoor environment parameter, is controlled, the indoor relative humidity can be precisely controlled, the coupling relationship of the relative humidity and the dry-bulb temperature is relieved well, the moisture condensation risk of a cold emission plate is avoided, meanwhile, control is stable and reliable, and the fresh air variable air rate energy saving method and device have good comfort and the good energy saving effect.

The invention discloses a dampproof and dehumidification switch cabinet. The switch cabinet comprises a cabinet body and a cabinet door arranged on the cabinet body. A handle and an observation window are arranged on the cabinet door. A hollow separator plates is parallel arranged in the cabinet body. Multiple through holes are arranged in the separator plates which are connected with an air exhausting pipe. The other end of the air exhausting pipe stretches out of the cabinet body and then is connected with a gas exhausting device. A heating groove is arranged in the middle of the bottom of the cabinet body. A heating pipe is arranged in the heating groove. A temperature sensor is arranged at the bottom of the cabinet body. A humidity sensor is arranged on the separator plate. A PLC controller is arranged in the cabinet body and is connected with the temperature sensor and the humidity sensor via data lines. The PLC controller is electrically connected with the gas exhausting device and the heating pipe. The switch cabinet is simple in structure and convenient to manufacture; temperature and humidity in the cabinet body can be automatically controlled and displayed on a liquid crystal screen on the cabinet door; and the switch cabinet is brightly illuminated and a light can be easily opened.

The invention discloses a convenient-to-adjust constant-temperature and constant-humidity power distribution cabinet. The power distribution cabinet comprises a base, a cabinet body, a top cover and an adjusting mechanism, wherein the adjusting mechanism is arranged in the base, the cabinet body is arranged on the adjusting mechanism, the top cover is arranged on the cabinet body, the adjusting mechanism comprises a fixing base, a sliding rail, a sliding plate, a supporting plate, a wedge block, a first servo motor, a first lead screw, a driven wheel, a guide rod, a first sliding block, a driving wheel, a first gear, a second sliding block, a first rack and a second servo motor. The power distribution cabinet is advantaged in that through the adjusting mechanism, the height of the cabinetbody is conveniently adjusted, moreover, the cabinet body can be driven to move in the horizontal direction, and adjustment and use are convenient; through a sensor, a controller and the rack jackingtop cover, the cabinet body is not a closed space, air flow is accelerated, and heat dissipation and dehumidification are carried out.

The invention provides a cabinet micro-environment monitoring system which comprises an outdoor refrigerating unit, a cooling cabinet, a monitoring system and a circulating pipeline consisting of a water inlet pipe, a water outlet pipe and a water supply pump, wherein the water supply pump is mounted on the water inlet pipe; the water inlet pipe and the water outlet pipe are connected between the outdoor refrigerating unit and the cooling cabinet; and the monitoring system is connected with the cooling cabinet. The invention provides a scattered heat dissipation scheme and a cabinet internal constant-temperature constant-humidity device for the cabinet of a large machine room so as to monitor the parameters in the cabinet and guarantee the operation safety of the cabinet.

The invention discloses a morchellaconica facility cultivation technology, and belongs to the technical field of edible fungus cultivation. The facility cultivation technology specifically comprises the following steps: building a mushroom shed, constructing ridge beds, carrying out sowing, building small arched sheds, supplementing a nutrient matrix, carrying out mycelium management and protection, carrying out mushroom acceleration, carrying out mushroom cultivation and carrying out harvesting. According to the invention, the influence of external environment to the growth of morchellaconicais effectively avoided by the facility cultivation of a greenhouse and the small arched sheds, fruiting is uniform, the fruiting rate is stable, the problems of low yield, long period and the like are solved, and an idea is provided for sustainable development of the morchellaconica industry.

The invention relates to a culture dish. The culture dish comprises a base plate and a top cover the diameter of which is slightly smaller than that of the base plate, wherein the bottom surface, close to the side wall, inside the base phase is provided with a plurality of lugs; the bottom surface inside the base phase is also provided with a protruded inner ring; when the top cover is covered inthe base plate, the side wall of the top cover is arranged between the inner ring and the side wall of the base plate; and a gap is reserved between the top of the inner ring and the top surface inside the top cover, and the gap is larger than thickness of a culture medium. The culture dish is simple in structure; the inner space of disposable culture dish is fully utilized, thus the utilization rate of the disposable culture dish is improved, namely the cost is reduced, so that the culture dish is environmentally-friendly and saving; and the culture environments of the base plate and the topcover are consistent, and the interior humidity of the culture dish is constant.

There is provided a liquid droplet discharge device that allows a cap to be easily mounted on a liquid droplet discharge head while ensuring sealability. A cap 200 includes a cap body 202 that is formed of a box and a sealing member 220 that is formed of a frame. The sealing member 220 is adapted to be capable of being divided into a first frame component 222 and a second frame component 224. The first frame component 222 is provided integrally with the cap body 202 and a head 72 is provided with the second frame component 224. When the head 72 is mounted on the cap 200, the first frame component 222 and the second frame component 224 are combined with each other, surround the outer periphery of the tip portion of the head 72, and seal a gap between the head 72 and the cap 200.

The invention discloses an air purifier achieving circular ventilation and one-way air exhaust. The air purifier achieving circular ventilation and one-way air exhaust comprises an open-type air purifier body. The air purifier body is provided with an openable door. An air outlet is formed in the upper end of the air purifier body. Second inlets are formed in the two sides and the bottom of the air purifier body. A filter assembly is arranged in the air purifier body. An additional filter is arranged at the upper end of the filter assembly. The air outlet is formed in the door, a fan is arranged in the middle of the air outlet, and the fan comprises a motor. Blades are arranged at the end of a rotary shaft of the motor. A control panel is arranged on the outer side of the door. The air purifier can be installed on an outer wall or a window frame to feed air sucked from outside into a room after purifying the air, so that the oxygen content of the air in the room is maintained; an outside air inlet can also be closed, and then the air in the room can be sucked into the air purifier, purified, filtered and then fed into the room again, so that the air in the room has constant temperature and humidity, and the air purifier can operate in different ways by obtaining the indoor temperature and humidity and the oxygen content through a sensor.

The invention discloses a constant temperature and constant humidity storage cabinet. The constant temperature and constant humidity storage cabinet comprises a box body, a thermostat for controlling the temperature of the box body, a dehumidifier for controlling the humidity of the box body and an automatic control device for controlling the devices to operate; the dehumidifier comprises at least two sets of dehumidifying systems connected in parallel; each dehumidifying system comprises an air pump and more than one air chambers hermetically containing regenerated drying materials and heating modules. The scheme that multiple dehumidifying systems are connected in parallel is adopted, so other dehumidifying systems can normally work when one set of system is subjected to regeneration, continuous uninterrupted dehumidifying is realized to ensure the unchanged stable humidity in the box body; each set of dehumidifying system adopts a multi-air chamber serial connection structure during dehumidifying, so dehumidifying gases can dehumidify in a grading mode, the dryness is improved by multiple levels, and the dryness of the gas achieving the cabinet body is higher; each air chamber is independently regenerated during regeneration, so humid gases generated by the regeneration are short in travel without mutual crossing, and the regeneration is thorough; a dehumidifying inner circulation and regeneration outer gas production design is adopted, so the cleanliness of air in the box body is ensured, the drying speed is accelerated, and the regeneration is efficient, energy-saving, low-carbon and environment-friendly.

The invention relates to a mould-proof curing phase and temperature air-conditioning warehouse for scripts and paintings. The mould-proof curing phase and temperature air-conditioning warehouse for scripts and paintings is characterized in that a warehouse body comprises a script and painting storage chamber and an air conditioning chamber, a thermal insulating wall is arranged between the script and painting storage chamber and the air conditioning chamber, multiple organic-glass script and painting storage boxes are placed in the script and painting storage chamber, an air conditioning cabinet and an air cooler are placed in the air conditioning chamber, the air conditioning cabinet regulates the humidity parameter, the air conditioning parameter and the mould-proof curing agent content parameter of the script and painting storage boxes connected between a main air inlet pipe and a main air outlet pipe in parallel through the main air inlet pipe and the main air outlet pipe, and the air cooler regulates the temperature of the whole closed and heat-insulating script and painting storage chamber. According to the mould-proof curing phase and temperature air-conditioning warehouse for scripts and paintings, due to the fact that the multiple script and painting storage boxes are placed in the script and painting storage chamber, a batch of scripts and paintings can be placed in the script and painting storage boxes, and requirements for storage of a large number of scripts and paintings of museums and other occasions can be met.

The present invention relates to a low-oxygen constant-humidity device, which comprises an airtight enclosure having a volume of less than 20 m<3>; a deoxidant; wherein the deoxidant is configured toadjust and maintain the oxygen content in the airtight enclosure; a humidity control agent and/or a drying agent, which can be configured to adjust and maintain the humidity in the airtight enclosure;and wherein the amount of humidity control agent and/or drying agent and deoxidant is based at least in part on the volume and sealability of the airtight enclosure. The invention further relates toa regulation and control method of the low-oxygen constant-humidity device. According to the low-oxygen constant-humidity storage device and a storage method, an active oxygen reduction and humidity control device is not included, and the oxygen concentration and humidity in the airtight space in the storage cabinet can be kept constant without any ventilation equipment.

The present invention relates to the technical field of in-vivo sampling and inspection, and particularly relates to an oncology department in-vivo sampling and inspection device. The oncology department in-vivo sampling and inspection device comprises a box cover, an upper end surface of the box cover is provided with a temperature display screen, one side of the temperature display screen is provided with two indicator lights, a lower end surface of the box cover is provided with a box body, an inside of the box body is provided with an in-vivo state display screen, one side of the in-vivo state display screen is provided with an operation button area, one side of the operation button area is provided with a fourth partition plate, one side of the fourth partition plate is provided with a medicine placing chamber, one side of the medicine placing chamber is provided with a sponge storage block, an upper end surface of the sponge storage block is provided with a sampling sleeve pipe, one end of the sampling sleeve pipe is provided with a sampling head, and the sampling head comprises a camera, a connecting sleeve, a sampling knife, a scraping blade mounting sleeve, a connecting column and a limiting block. The oncology department in-vivo sampling and inspection device is provided with the easily replaceable sampling head, is convenient for sampling, can transport a plurality of samples, and can isolate contamination between the samples.

The invention relates to the technical field of workshop auxiliary equipment, in particular to intelligent conditioning equipment applied to factory production workshops. According to the intelligentconditioning equipment, temperature and humidity in the workshops are automatically adjusted, so that the influence of the temperature and the humidity on the production process of products can be effectively avoided, the quality of the products is improved, the temperature and the humidity in the workshops are guaranteed to be relatively constant, and the practicability and the reliability are improved. The intelligent conditioning equipment comprises a shell, a water tank, a water pump, a first water pipe, a second water pipe and a heating bin, wherein the water tank is arranged at the lowerleft side in the shell; the water pump is arranged on the water tank; the first water pipe and the second water pipe are both arranged on the water pump; and the lower input end of the first water pipe penetrates through the water tank and extends into the lower side in the water tank.

An air quality measurement device includes a housing configured to rest on a shoulder of a user. The housing includes an air inlet directed to a breathing zone of the user, and an air outlet. An air quality sensor and an air pump within the housing is connected in-line between the air inlet and the air outlet. A calibration system for an air quality measurement device includes a gas sensor, a particulate matter sensor, and calibration elements: a particulate matter zeroing element configured to calibrate the particulate matter sensor, a gas sensor zeroing element to calibrate the zero response of the gas sensor(s), and a gas sensor known concentration element to calibrate the concentration response of the gas sensor(s).

The invention discloses a self-water-gathering constant-humidity dehumidification unit. A compressor is connected with a fin condenser. The fin condenser is connected with a dry filter. The dry filter is connected with a liquid storage device. The liquid storage device is connected with an expansion valve. The expansion valve is connected with a liquid distribution head. The liquid distribution head is connected with a fin evaporator. The fin evaporator is connected with a compressor. Air sucked by a centrifugal fan passes through a temperature and humidity sensor, the fin evaporator, the fin condenser and a humid film. A condensate water tray is connected with a condensate water tank. The condensate water tank is connected with a water filter. The water filter is connected with a micro water pump. The micro water pump is connected with a spraying head. The spraying head is located above the humid film. An overflow port is located in the condensate water tank. A water level sensor is located in the condensate water tank. The temperature and humidity sensor, the water level sensor, the compressor, the centrifugal fan and the micro water pump are all connected to a controller. The self-water-gathering constant-humidity dehumidification unit has the advantages that no extra water supply is needed, and it can be guaranteed that the indoor humidity is constant by directly using condensate water generated by the dehumidification unit for compensating for the indoor humidity; the problems that a traditional dehumidification unit is large in humidity fluctuation and low in precision, is not provided with an external water supply and cannot be adjusted accurately are solved.