31results about How to "Ensure air cleanliness" patented technology

The invention relates to the ventilation system field, in particular to an efficient automatic dust-removing and intelligent ventilation system and an automatic dust-removing method. The system comprises an intelligent energy-saving ventilation system housing component and a fan, wherein the intelligent energy-saving ventilation system housing component comprises a dual duct, a dust-discharging duct, a throttle actuating mechanism, a dust screen, a temperature and humidity sensor and a distributed pressure sensor, wherein the temperature and humidity sensor and the distributed pressure sensor are connected with a control system, and the control system drives the throttle actuating mechanism to realize time-sharing and smooth transition of the dual duct and the dust-discharging duct. The beneficial effects of the invention are as follows: the fans of the air feeder unit can be used for several purposes such as air supply and dust removing, thus reducing the equipment cost; the self-cleaning of the filtering screen can be realized, thus prolonging the service life of the filtering screen, reducing replacement frequency and lowering maintenance cost; and by turning on/off the automatic dust-removing and intelligent ventilation system, the normal operation of the devices in an equipment room can be ensured.

The invention relates to the field of ventilation and heat exchange systems, in particular to an automatic dust removal and intelligent ventilation system of fireproof linkage. The system comprises an intelligent energy-saving ventilation system shell; the intelligent energy-saving ventilation system shell comprises a mixed air flue, a dust discharge air flue, an air door, a dust screen, temperature and humidity sensors, a dust sensor and an intelligent energy-saving ventilation system shell component; the dust screen filters the outdoor air; the temperature and humidity sensors are used for controlling start and stop of an indoor air conditioner and an intelligent energy-saving ventilation system; and the dust sensor is used for feeding the outdoor air cleanliness condition back to a control system, and the control system controls the start and stop of the intelligent ventilation system according to the feedback condition. The system has the advantages that: the intelligent ventilation system is associated with machine room safety key equipment such as a machine room power environment monitoring system, a machine room air conditioner, a smoke sensor and the like, so that new ignition points caused by electric faults of the air conditioner under the fire condition are prevented; and the air door of the intelligent ventilation system is closed to cut off the supply source of fresh oxygen so as to prevent supporting flames.

The invention belongs to the technical field of air conditioners, and specifically provides an indoor unit of an air conditioner. The indoor unit of the air conditioner aims at solving the problem that due to the fact that an existing indoor unit is poor in structural design, the air supply experience and the air supply cleanliness are easily affected. For this, the indoor unit of the air conditioner comprises a machine shell, an air guide plate and a multifunctional plate, wherein an air inlet port is formed in the top of the machine shell, an air outlet port is formed in the front lower portion of the machine shell, the air guide plate is arranged at the air outlet port, and the multifunctional plate comprises a connecting plate, and an air scattering plate and an air baffle which are connected with the connecting plate; the connecting plate is connected to a left end cover and/or a right end cover of the machine shell in a pivoted mode, a plurality of air scattering holes are formed in the air scattering plate, the air scattering plate and the air baffle can move to a position close to the air outlet port alternatively, and the air scattering plate is arranged to be capable of scattering air outlet airflow when moving to a position close to the air outlet port; and the air baffle is arranged to be capable of being matched with the air guide plate to carry out air outlet drainage so as to avoid direct blowing when moving to a position close to the air outlet port, and capable of carrying out dust prevention when moving to the air inlet port, so that the comfort degree and cleanliness of air supply are effectively improved.

The invention relates to outdoor electronic equipment comprising an enclosed shell and a display module arranged in the shell. The outdoor electronic equipment is characterized in that a cooling module is detachably arranged on the back of the shell in a covering manner and comprises an outer cover body communicated with the outside and a cooling fan mounted to the outer cover body. The enclosed shell is used for mounting the display module, cleanliness of air inside the shell can be ensured, influence on display effect of the display module due to dust is avoided, and service life of the display module is ensured. Cooling is realized by heat exchange through the shell, the cooling module is further arranged on the back of the shell and can cool the back of the shell by forming cooling airflow with the aid of outside air, cooling effect of the back of the shell is improved, and cooling effect of the display module is further improved.

The invention discloses a vehicle headlamp with a circulating device. The vehicle headlamp with the circulating device comprises a base, wherein the base is provided with a lampshade, a sealing strip is arranged at the position where the base and the lampshade are connected, the base is provided with at least one lamp tube, a light reflecting bowl is arranged at the rear portion of the lamp tube, a convex lens is arranged in front of the lamp tube, the light reflecting bowl and the convex lens are respectively connected with a telescopic rod, the base is provided with an air outlet and an air inlet, the air outlet and the air inlet are connected with a ventilation pipe, the ventilation pipe is arranged on the back of the base, and the ventilation pipe is provided with a filter, a dryer and a draught fan sequentially from the air inlet to the air outlet. The vehicle headlamp with the circulating device can overcome the defects in the prior art, and by means of the air circulating device in the vehicle headlamp, water vapor and dust in the vehicle headlamp can be cleaned up at any time.

The invention relates to the technical field of air conditioners, and particularly provides a wall-mounted air conditioner indoor unit. The problem that due to the fact that an existing indoor unit is poor in structural design, the air supply experience and the air supply cleanliness are easily affected is solved. The wall-mounted air conditioner indoor unit comprises an air guide plate, a first air scattering plate and a second air scattering plate, wherein the air guide plate is a non-porous plate and is arranged at an air outlet, the first air scattering plate and the second air scattering plate are both of a U-shaped plate-shaped structure, the connecting sections of the first air scattering plate and the second air scattering plate are arranged in parallel, a plurality of first air scattering holes are formed in the air scattering section of the first air scattering plate, a plurality of second air scattering holes are formed in the air scattering section of the second air scattering plate, the first air scattering plate and the second air scattering plate can rotate between the dustproof position and the air scattering position through a rotating assembly, the rotating assembly is arranged to enable the first air scattering plate and the second air scattering plate to synchronously rotate and enable the first air scattering plate and the second air scattering plate to relatively rotate, therefore, the dustproof effect is achieved, and meanwhile various air dissipation schemes can be provided according to the actual requirements of users.

The invention relates to a biological safety cabinet with a function of heat exchange. The biological safety cabinet comprises a cabinet body, an operation chamber and an efficient filtering heat exchange unit. The cabinet body is provided with an air supply filter and an exhaust filter and communicated with the operation chamber through the air supply filter, and a circulating fan is arranged in the cabinet body. The efficient filtering heat exchange unit comprises a heat exchange tank, a fresh air tank and an efficient air supply tank, and the heat exchange tank consists of a heat exchange filter element and four buffer boxes in hermetical connection with four ventilation faces of the heat exchange filter element. The biological safety cabinet has the advantages that air cleanliness of the operation chamber is guaranteed, and harmful aerosol is prevented from overflowing from the operation chamber, so that health of operators is guaranteed; burdens of a laboratory air conditioning system can be effectively relieved, energy consumption is reduced, and service lives of parts are prolonged effectively; difficulty in design of a central air-conditioning ventilation system is lowered; various operating parameters of the biological safety cabinet can be regulated conveniently, and digital control and remote management of the biological safety cabinet can be realized beneficially.

The invention relates to the technical field of air conditioners, and particularly provides a wall-mounted air conditioner indoor unit. The problem that due to the fact that an existing indoor unit is poor in structural design, the air supply experience and the air supply cleanliness are easily affected is solved. In order to achieve the purpose, the wall-mounted air conditioner indoor unit comprises an air guide plate, an air baffle and an air scattering plate, wherein the air guide plate is a non-porous plate and is arranged at an air outlet, the air baffle and the air scattering plate are both of a U-shaped plate-shaped structure, the connecting sections of the air baffle and the air scattering plate are arranged in parallel, the air baffle section of the air baffle is a non-porous plate, a plurality of air scattering holes are formed in the air scattering section of the air scattering plate, the air scattering plate is arranged on the inner side of the air baffle, the air baffle and the air scattering plate can rotate between the dustproof position and the air inducing position through the rotating assembly, and the rotating assembly is arranged to enable the air baffle and the air scattering plate to synchronously rotate and enable the air baffle and the air scattering plate to relatively rotate, so that the dustproof effect is achieved, and various air dispersing schemes can be provided according to actual requirements of users.

The invention relates to a solar-driven outdoor temperature decreasing and PM2.5 removing device. The device is characterized in that the solar energy is utilized to generate electricity so as to provide driving power; an axial flow air supplying device is used for performing forced convection; a spray generation device is used for generating atomized droplets; a high-efficiency particulate air filter and a back purging and washing device thereof are used for ensuring the cleanness of the supplied air. With the adoption of the device, the thermal comfort and the quality of air inhaled by workers in severe environments such as outdoor high temperature in summer and a large number of PM2.5 aerosol particles in air can be improved; the environmental thermal comfort of places such as an outdoor living place and a leisure and entertainment place and regional air quality can be improved; meanwhile, the device is applicable to temperature decreasing of a transformer under outdoor high temperature in summer; a traditional mode for manually spraying the transformer under outdoor high temperature environment to decrease the temperature is changed, and thus the electric shock accident can be reduced and even avoided.

The invention relates to a fully-closed display unit. The fully-closed display unit comprises a mounting frame, a back board, protective glass and a display module. The mounting frame is formed by splicing of a plurality of mounting strips, each two adjacent mounting strips are in hermetical connection, the mounting frame is provided with a front opening and a rear opening, and a mounting structure is arranged on the inner side of the mounting frame. The back board is mounted at the rear opening and hermetically connected with the mounting frame. The protective glass is mounted at the front opening and hermetically connected with the mounting frame, and the protective glass, the mounting frame and the back board form a closed space internally. The display module is mounted on the mounting frame through the mounting structure. The fully-closed display unit has advantages that the internal closed space provides a great operation environment for the display module, purification of air in the operation environment can be guaranteed to further guarantee display effects and service life of the display module, and the display unit meets requirements of light weight and thinness.

The invention relates to the technical field of air conditioners, and particularly provides a wall-mounted air conditioner indoor unit. The problem that due to the fact that an existing indoor unit is poor in structural design, the air supply experience and the air supply cleanliness are easily affected is solved. In order to achieve the purpose, the wall-mounted air conditioner indoor unit comprises an air guide plate, an air baffle and an air scattering plate, the air guide plate is a non-porous plate and is arranged at an air outlet, the air baffle and the air scattering plate are both of U-shaped plate-shaped structures, the connecting sections of the air baffle and the air scattering plate are arranged in parallel, the air baffle section of the air baffle is a non-porous plate, and a plurality of air scattering holes are formed in the air scattering section of the air scattering plate. The air baffle is arranged on the inner side of the air scattering plate, the air baffle and the air scattering plate can rotate between a dustproof position and an air inducing position through a rotating assembly, and the rotating assembly is arranged to enable the air baffle and the air scattering plate to synchronously rotate and enable the air baffle and the air scattering plate to relatively rotate, so that the dustproof effect is achieved, and various air scattering schemes can be provided according to actual requirements of users.

The invention relates to the technical field of air conditioners, and particularly provides a wall-mounted air conditioner indoor unit. The problem that due to the fact that an existing indoor unit is poor in structural design, the air supply experience and the air supply cleanliness are easily affected is solved. Therefore, the wall-mounted air conditioner indoor unit comprises an air guide plate, a first wind board and a second wind board, wherein the air guide plate is a non-porous plate and is arranged at the air outlet position, the first wind board and the second wind board are both of U-shaped plate-shaped structures, the connecting sections of the first wind board and the second wind board are arranged in parallel, the air blocking section of the first wind board and the air blocking section of the second wind board are non-porous plates, the first wind board is arranged on the inner side of the second wind board, the first wind board and the second wind board can rotate between the dustproof position and the wind boarding position through a rotating assembly, and the rotating assembly is arranged to enable the first wind board and the second wind board to synchronously rotate and enable the first wind board and the second wind board to relatively rotate, therefore, the dustproof effect is achieved, and meanwhile various wind blocking solutions can be provided according to the actual requirements of a user.

The invention discloses a mobile ozone disinfector for food processing. The mobile ozone disinfector comprises a machine top shell, a storage battery and a bottom plate, wherein a motor is mounted above the bottom plate through a fixed support frame; air filtering layers are arranged on the surfaces of fan blades; an ozone generator is mounted above the motor; a connecting pipe is mounted above anair pump; a boosting transformer is mounted above the connecting pipe; a drying filter is mounted on one side of the boosting transformer; the storage battery is mounted above the boosting transformer; a distribution box is mounted on one side of the storage battery; a handle is mounted on the surface of the machine top shell; an air detector is mounted at the top of the distribution box on one side of the handle; and a display is mounted on the surface of one side of the machine top shell. By a series of structures, the mobile ozone disinfector for food processing is convenient to use and simple in operation in a use process and can effectively perform ozone disinfection treatment on food.

The invention discloses a vine seedling cultivation box for vine planting, and relates to the technical field of vine planting. The vine seedling cultivation box includes a box body, three support plates are arranged, the left and right side faces of the inner wall of the box body are fixedly connected with the left and right side faces of the support plates, placement grooves are formed in the upper surfaces of the support plates, bearings are in clamped connection with the left sides of the upper surfaces of the support plates, rotation shafts are sleeved with the bearings and are fixedly connected with the bottoms of threaded columns, first handles are fixedly connected to the tops of the threaded columns, threaded nuts are in threaded connection with the outer surfaces of the threadedcolumns, and tilting prevention frames are fixedly connected to the right side faces of the threaded nuts. According to the vine seedling cultivation box for vine planting, by arranging the threaded columns, the rotation shafts, the bearings, the threaded nuts, sliding sleeves and the tilting prevention frames, the heights of the tilting prevention frames can be adjusted as required, so that the situation is avoided that seedlings are not matched with the tilting prevention frames due to the growth of the seedlings, the tilting prevention effect is improved, and the usage requirement is met.

The invention relates to a temperature and humidity control device for indoor environment purification and regulation. The temperature and humidity control device comprises a dehumidification device (2) and a temperature control device (3) which are arranged in a machine shell (1), and a filtering device (4) on one side. The dehumidification device (2) comprises a compressor (21), a condenser (22), a capillary intercepting pipe (23), an evaporator (24), a centrifugal fan (26) and a condensate water tank (25), and the condensate water tank (25) is connected with the temperature control device (3). The temperature control device (3) comprises a group of heat exchange tubes (31), the temperature control device (3) is sleeved with a concentric tube (35), a shell pass (33) is arranged outside the concentric tube (35), an upper part of the shell pass (33) is connected with a filtering device (4), and the filtering device (4) is provided with a second air inlet (42) and a second air blower (48). The temperature and humidity control device has the advantages that energy is recycled, all components are integrated to cooperate with dehumidification, temperature control and air filtration, the air cleanliness is guaranteed, and the normal operation of equipment is maintained.

The invention discloses a capping machine, which comprises a laminar flow cover, wherein a bottle inlet cabin which is positioned below a level-B laminar flow, a capping cabin which is positioned below a level-A laminar flow and a bottle outlet cabin which is positioned below a level-C laminar flow are arranged below the laminar flow cover; a bottle outlet of the bottle inlet cabin is connected with a bottle inlet of the capping cabin; a safety cabin positioned below the level-A laminar flow or the level-B laminar flow is arranged between the capping cabin and the bottle outlet cabin; a bottle outlet of the capping cabin is connected with a bottle inlet of the safety cabin; and a bottle outlet of the safety cabin is connected with a bottle inlet of the bottle outlet cabin. The capping machine has the advantages of simple and compact structure, low cost and convenience of regulation and control.

The invention discloses a vacuum negative pressure molding device and a vacuum negative pressure molding method of an optical fiber and cable outer sheath. The device comprises a mold, wherein the mold is connected with an air inlet of a filter through a negative pressure pipe; the filter is hollow and is nested with a filter cavity; a stainless steel filter net is arranged at the top end of the filter cavity, an air outlet of the filter is arranged in the bottom end and the filter cavity is connected with an air pipe through a flange; the air pipe is connected with a vortex air pump. According to the device and the method disclosed by the invention, the cleanliness of air entering the vortex air pump is ensured, a potential safety hazard caused by the fact that dust is sucked into the vortex air pump is avoided, the service life of the vortex air pump is prolonged and the stability of vacuum negative pressure in the mold is ensured, so that the quality of a product is improved and a consumable material does not need to be used. The vacuum negative pressure molding device only needs to be shut down and cleaned once every half a month, so that the implementation cost is low and the vacuum negative pressure molding device is safe and reliable.

The invention discloses a ventilation system of a movable peritoneal dialysis clean liquid exchange room. The ventilation system of the movable peritoneal dialysis clean liquid changing house is at least provided with an electric air inlet assembly with an air filter. The ventilation system of the movable peritoneal dialysis clean liquid changing house is further provided with an electric exhaustassembly with an air filter. The invention provides an air exchange system of a movable peritoneal dialysis clean liquid exchange room. The peritoneal dialysis patient can breathe fresh and clean airin the closed liquid changing room, waste gas generated in the breathing process of the peritoneal dialysis patient can be exhausted; meanwhile, the air cleanliness of the movable peritoneal dialysisclean liquid changing room can be kept, and safety guarantee and comfortable feeling are enhanced for safe liquid changing of the peritoneal dialysis patient in the closed liquid changing room.

The invention discloses a garbage room comprising a garbage bin, a fence and a visit platform. The fence is arranged on the periphery of the garbage bin, and an inspection channel is formed between the fence and the garbage bin; and the visit platform is arranged on the periphery of the fence. The inspection channel is arranged between the visit platform and the garbage bin of the garbage room, and the inspection channel can be used as an inspection space when there is a crack in the garbage bin and can also be used as an effective transition space to isolate foul smells of the garbage bin. The integrity of decoration of the visit platform can be guaranteed while the air cleanliness of the visit platform is ensured.