57results about How to "Ensure air circulation" patented technology

A vest for a supine human has a one-piece cover with a front panel secured to a bladder coupled to a pulsator operable to subject the vest to repeated pulses of air which applies and releases pressure to the front of the thorax of a person. The bladder has an air chamber and a bottom transverse portion having an air receiving passage and openings to allow air to flow from the air receiving passage into the air chamber. A coil spring within the air receiving passage maintains the air receiving passage open to allow air and air pressure pulses to flow into the air chamber.

The invention relates to an apparatus for drying hearing aids. According to the invention, the drying apparatus includes a housing and in the housing a hearing aid shell for inserting the hearing aid and a fan, with the fan accelerating air by means of an electro-aerodynamic pump. The electro-aerodynamic pump is advantageously embodied to generate gas ions and to accelerate the gas ions through an electrical field. The electro-aerodynamic fan is advantageous in that it requires little space and, except for the air flow, operates at a low noise level.

A flip tray is provided that includes a transparent, compartmentalized container body and a flexible sealing sheet sealed to partition walls and to the peripheral rim of the compartmentalized container body. Plant material with active respiratory activity such as fruits and vegetables are disposed in the compartments of the transparent container body. Each of the compartments exchanges respiratory gases through the micro-perforated sealing sheet individually in a controlled manner. A tray having a completely flat bottom is secured to the container body so as to underlie the flexible sealing sheet and includes peripheral vent conformations.

The invention provides a display screen assembly which comprises an embedded box, an installation support, a display screen module and a cover plate assembly. The display screen is located inside the display screen module. The installation support comprises a supporting wall, and a peripheral wall convexly stretching from the peripheral edge of the supporting wall to the same side of the supporting wall. The side, facing the peripheral wall, of the supporting wall is provided with a positioning piece for positioning the display screen module, a plurality of clamping buckles for clamping the display screen module and mouth-shaped frame ribs for supporting the display screen module. The display screen module is provided with a clamping groove matched with the clamping buckles. When the display screen module is assembled to the installation support, the display screen module is supported on the mouth-shaped frame ribs. The mouth-shaped frame ribs are arranged on the installation support, matching of the display screen module and the installation support is more stable, and a certain gap exists between the display screen module and the installation support, so that air circulation is ensured, and heat is prevented from being gathered.

The invention discloses a traditional Chinese medicine health care pillow comprising a pillow body. The pillow body is provided with an upper layer and a lower layer. A plurality of horizontally-arranged air flow grooves are reserved on the upper layer surface, and a plurality of decompression grooves are reserved on the lower layer undersurface. A traditional Chinese medicine packing layer is laid in the middle in the upper layer. A plurality of magnets are arranged on the right side and the left side of the upper layer, and a massage vibrator is arranged at a position, close to the neck of a human body, in the lower layer. The invention further discloses a production method of the traditional Chinese medicine health care pillow. The production method includes producing the upper layer and then laying the traditional Chinese medicine packing layer in the middle in the upper layer. The upper layer is of zero-pressure antimicrobial memory cotton, and the upper layer is of slow-springback memory cotton. The traditional Chinese medicine packing layer is a Chinese herbal medicine layer with drug efficacy for cervical vertebra curing or a Chinese herbal medicine layer with drug efficacy for nerve soothing. The traditional Chinese medicine health care pillow has efficacy of massage, magnet therapy, cooling, meridians warming and blood-flow promoting, nerve soothing and fatigue relieving.

The invention relates to a method for high-density culture of hermetia illucens larvae and high-efficiency transformation of organic wastes. By improving a culture container, air circulation and heatexchange are increased, and thus high-density culture of hermetia illucens and high-efficiency transformation of the organic wastes are realized by using a culture medium prepared by crop straw particles and kitchen wastes or poultry and livestock manure. The method effectively avoids burning of crop straws, contributes to environmental protection, and reduces culture cost of hermetia illucens. The method has important values and significances for realizing large scale and industrialized culture of hermetia illucens.

In a rotary electric machine, for ensuring a cooling air flow between a rotor iron core and a stator iron core without enlarging a rotor, a separation preventing device is provided at a position between adjacent slots so as to correspond to each other at a shrink-fitting position where a retaining ring is shrink-fitted to a rotor iron core. Since a separation preventing position of the retaining ring is located at the shrink-fitting position, it is possible to reduce a length of the retaining ring itself so as not to be adjacent to the end portion of the stator iron core. Accordingly, a gap between the rotor iron core and the stator iron core does not reduce. As a result, it is possible to ensure a cooling air flow between the rotor iron core and the stator iron core without enlarging the rotor.

The invention aims to provide a noise-reducing closed house for a robot stamping line. A sound-absorbing and sound-insulating cotton layer is arranged on the inner side of a house body, conveying tables are arranged on the lower portions of the left side and the right side of the house body, and openings are formed in the position, located above the conveying tables, of the left side and the rightside of the house body. Rotary shafts are arranged above the outer sides of the openings, iron-made sound-insulating closing doors are connected to the lower portions of the rotary shafts, and magnetic blocks are arranged on the positions, located below the sound-insulating closing doors, of the tops of the interiors of the conveying tables. The sound-insulating closing doors make contact with the magnetic blocks, and an exhaust pipe and a circulating pipe which are arranged in the left-right direction are connected to the upper portion of the house body. The sound-absorbing and sound-insulating cotton layer is arranged on the inner side of the house body for sound insulating and noise reducing, and the openings are formed for in-out of materials; the rotating sound-insulating closing doors are arranged, during in-out, only the rotating sound-insulating closing doors need to be pushed, and the sound-insulating closing doors fix and seal the house body through the magnetic blocks; through arrangement of the exhaust pipe and the circulating pipe, ash exhaust is conduced, and house body air circulating is ensured; and a position-adjustable panoramic camera is arranged for observing the production process.

The invention discloses electric welding machining equipment for construction machinery parts. The electric welding machining equipment includes a working frame, the bottom of the inner wall of the working frame is fixedly connected with a transmission belt support frame, and the top of the transmission belt support frame is provided with a conveyor belt; a moving adjustment frame is fixedly connected to the top of the inner wall of the working frame, and electric telescopic rods are fixedly connected to both ends of the top of the inner wall of the moving adjustment frame; a support plate isfixedly connected to the bottom ends of the electric telescopic rods, and buffer auxiliary springs and fixing frames are fixedly connected to the bottom of the support plate; first rotating rods are rotatably connected to the bottoms of the fixing frames, and moving sliding blocks are rotatably connected to the bottoms of the first rotating rods. The invention relates to the technical field of theconstruction machinery parts. According to the electric welding machining equipment for the construction machinery parts, the problems that an electric welding device moves up and down and the electric welding device freely controls the position thereof can be solved, the stability of the position during electric welding can be ensured, the positioning of the electric welding device is facilitated, and the safety of workers is ensured.

The invention discloses a breeding shed for Mythic Fungus, which comprises a shed body, and a protection layer arranged on the external surface of the top of the shed body. The external surface of the protection layer is provided with a solar photovoltaic power-generation film. The periphery of the shed body is internally and uniformly provided with a plurality of temperature sensors. The solar photovoltaic power-generation film and the temperature sensors are connected with an electrical control device arranged on the shed body. The invention also provides air humidity and carbon dioxide concentration adjustment equipment. By means of the equipment, the temperature, the air humidity and the carbon dioxide concentration inside the breeding shed can be adjusted timely. Meanwhile, the air circulation flow inside the breeding shed is ensured. Therefore, a most favorable growing environment is provided for Mythic Fungus. As a result, the quality of products and the yield of products are high. The breeding shed is worth to popularize.

The invention relates to the field of 5G test shielding devices, in particular to a 5G test shielding box which comprises a box body, a rotating structure, a cleaning structure, a sealing structure, awater cooling structure and an anti-blocking structure. By arranging the rotating structure, the ground in the box body can be moved, a cleaning structure is arranged, the ground in the box body canbe comprehensively cleaned, and therefore, dust on the ground in the box body is prevented from influencing the test precision, the cleaning structure can also act on the sealing structure while performing installation work, by adopting seal arrangement, a gap between the cleaning structure and the bottom end of the box body can be filled to increase the sealing effect, the situation that water atthe bottom end of the box body flows out is avoided, normal work of the cleaning structure is guaranteed, it can be kept that water exists at the bottom end of the box body all the time to cool the interior of the box body, and rainwater can be collected and cool the interior of the box body by installing the water cooling structure at the top end of the box body.

The invention belongs to the field of antibacterial cushions and particularly relates to a novel breathable deodorizing antibacterial cushion which includes, from bottom to top successively, a base fabric layer, a memory sponge layer, a porous layer, a memory sponge layer, a negative ion layer, and a chitin fiber layer; the negative ion layer is woven by warp threads and weft threads, wherein negative ion microcapsules are placed in sunken positions at the intersections of the warp threads and weft threads. The negative ion microcapsules include: a core material including, by weight, 45-50 parts of an antibacterial negative ion powder and 25-50 parts of an emulsifier, and a wall material, including 35-45 weight parts of urea resin. The novel breathable deodorizing antibacterial cushion hasgood breathability and heat dissipative effect, durable antibacterial effect and deodorizing function. The raw materials are harmless to human body and non-irritating to skin.

The invention discloses an adjustable protective cover for a steam oven. The protective cover comprises a protective cover body, the protective cover body comprises end supports and a top baffle assembly, the two end supports are arranged in a bilateral symmetry mode, door plate assemblies are arranged at the front ends of the two end supports, the rear ends of the two end supports are connected through a stop lever assembly, the top baffle assembly plate is horizontally arranged between the two end supports, and the top baffle plate assembly is adjustably connected with the end supports. Themounting method comprises the following steps: 1) assembling the two end supports; 2) mounting a top baffle plate assembly; (3) mounting a storage table; and 4) installing the door plate assembly. Theouter surface of the steam oven can be protected through the protective cover body;, high-altitude objects and the like are prevented from falling on the surface of the steaming oven to damage the steaming oven, meanwhile, the steaming oven can be conveniently placed and stored, a kitchen table top is tidier, the protective cover body can be adjusted to a certain degree according to the actual size of the steaming oven, and therefore the steaming oven can be more conveniently protected and stored.

The invention discloses a seedling transportation device for forest fruit planting and cultivation, and belongs to the field of seedling transportation devices for forest fruit planting and cultivation. A seedling transportation device for forest fruit planting and cultivation comprises a movable containing box, a damping assembly is arranged at the bottom of the containing box, a first water storage cavity is formed in the containing box, a second water storage cavity is formed in the bottom of the first water storage cavity, and a supporting sliding rod for applying pressure to the interior of the second water storage cavity is arranged on the second water storage cavity; a third one-way valve is arranged on the second water storage cavity; a first connecting unit is arranged on the outer wall of the placing basin, and a second connecting unit is arranged in the placing box; a large number of seedlings can be transported at the same time, collision in the transportation process of the seedlings is effectively reduced, meanwhile, air circulation in the transportation process is improved, water is supplemented to the seedlings in time, and therefore losses in the transportation process are reduced.

The invention discloses an air circulating dust-removing system for an industrial workshop. The air circulating dust-removing system comprises an air exhausting device (1), a first frame body (2), a water pumping device (3), an air spraying device (4), a first pipeline device (5), a first filtering device (6), a second pipeline device (7), an exhausting device (8) and a second filtering device (9), wherein the air exhausting device (1) comprises an air exhausting pipe (11), a first fan (12), a first valve (13) and a first supporting rod (14); the first frame body (2) is provided with a first through hole (21), a second through hole (22), a third through hole (23), a fourth through hole (4), a first pipeline (25), a second valve, a first inclined plate and a fifth through hole; and the water pumping device comprises a water pumping pipe, a first water pump and a third valve. The aie circulating dust-removing system disclosed by the invention has the advantages that smoke dust in a power plant workshop can be suctioned and then is fully contacted with purified water sprayed, so that a large amount of impurities in the smoke dust are removed.

The invention discloses a conveniently and fast assembled shelf and a placing method thereof. The shelf comprises a left shelf sheet and a right shelf sheet, wherein reinforcing edge blocks are arranged on the left side and right side of the left shelf sheet and right shelf sheet. The method comprises the following steps of: 1) assembling a suspension frame; 2) placing the shelf; 3) mounting the suspension frames and the frame bodies. According to the invention, the integral structural strength of the shelf can be effectively increased through the design of the reinforcing side blocks, so thatthe shelf is not easy to deform completely; and the design of disassembly and assembly between the shelf sheets is achieved through the mutual matching between connecting pieces and the reinforcing side blocks, so that the number of the assembled shelf sheets can be adjusted according to the number of the breeding of the eggs, and the breeding of the eggs is more scientific; meanwhile, when placed, the shelf is suspended through the suspension frames, and due to the limitation of the length of a limiting inserting plate, the front and rear surfaces of adjacent suspension frames are mutually abutted, and a gap exists between the front and the rear surfaces of the adjacent suspension frames, so that the air circulation in the process of suspending the shelf is ensured.

The invention relates to the technical field of rail transit and particularly relates to an air conditioner air supply system and method for a rail transit vehicle. The system comprises guest room temperature sensors, guest room temperature sensors, a return air door control module and a fresh air door control module, wherein the return air door control module is used for controlling an opening degree of a return air door; when the temperature in the guest room reaches a high-temperature threshold value, the opening degree of the return air door is controlled to be large; the fresh air door control module is used for controlling an opening degree of a fresh air door; when the temperature in the guest room reaches a high-temperature threshold value, the opening degree of the fresh air door is controlled to be small; the guest room temperature sensors are arranged on the return air door and a return air inlet; and the return air inlet is formed in an air duct gap. The system is advantaged in that problems that a rail transit vehicle is single in air return position, uneven in air return and large in noise can be solved, and excessive air return devices do not need to be additionally arranged.

The intelligent mine rescue capsule comprises a capsule shell, and a lifting device, a sealing device, a help calling device, a power generation device, a cleaning device and a ventilation device are arranged in the capsule shell; when a mine collapses, a temporary avoiding point can be provided for miners, casualties caused by collapse are avoided, meanwhile, gravitational potential energy generated when gravel falls can be converted into electric energy through the generator and the blades, the situation that the electric energy in the rescue capsule is insufficient is avoided, the working time of the rescue capsule is prolonged, and the safety of the rescue capsule is improved. The signal intensity of radio can be increased through the signal tube, the problem that distress signals and information cannot be sent out due to interference of some underground magnetic fields is avoided, a rescue team is guided to roughly confirm the position of a trapped person by knocking a metal sheet to make a sound, the probability that the trapped person is rescued is increased, and the rescue efficiency is improved. And finally, ventilation in the cabin can be guaranteed through the ventilation plate.

The invention relates to warmth keeping supplies, in particular to an electric heating room. The defects in the prior art are overcome. The electric heating room can heat the feet and the legs and has the good ventilation and radiation functions. The electric heating room is simple in structure, convenient to use, capable of keeping the whole legs warm and also capable of ensuring the good breathability for the legs and the feet; due to the fact that a hard blocky body with the heat conduction function is arranged in the electric heating room, an original planar carpet type foot warming pad can form a three-dimensional foot warming space, meanwhile, the phenomenon that heat is excessively concentrated into materials is avoided, and heat conduction and emission are facilitated.

The invention provides an indoor air exchange device for an automobile driver's cab. Rain plate; deflector includes mounting plate, air outlet, exhaust fan installation hole, sealing groove, support rod and suction cup; the top of the exhaust fan is provided with an air inlet, the bottom of the exhaust fan is provided with a positioning platform, and the circumference of the exhaust fan is provided with a power socket and a temperature sensor; The deflector is installed in the installation hole of the deflector through the mounting plate, the exhaust fan is installed in the installation hole of the exhaust fan through the positioning table, the exhaust fan is connected with the battery through the power line, and the battery is connected with the solar panel. The invention has the advantages of reliable structure, convenient disassembly and use, keeps the air circulation in the cab, and improves the ride comfort; the device uses solar panels or automobile power to charge the storage battery of the device, thereby prolonging the continuous working time of the device .

The invention discloses temperature-control carbon adding equipment for a coal furnace. A temperature control mechanism and a slag removal mechanism are matched to carry out temperature control and slag removal on the coal furnace; and the temperature control mechanism can be used for monitoring the temperature of a carbon disc of the coal furnace in real time, carbon can be added at any time so as to control the temperature, the slag removal mechanism is used for removing slag from burnt-out coal on the upper side of the carbon disc in time, air circulation is guaranteed, sufficient combustion of the coal is facilitated, a feeding mechanism is used for adding the carbon to the upper end of the carbon disc, and the constant temperature is beneficial for being maintained.