114results about How to "Smooth ventilation" patented technology

An electronic cigarette is provided, which comprises an atomizer, and a first electrode and a second electrode which are inserted in an end portion of the atomizer; wherein the atomizer is further provided therein with an atomizing element for atomizing tobacco tar, and a first lead wire and second lead wire which are electrically connected to the atomizing element; the second electrode has an extension part that extends into the interior of the atomizer; the second lead wire is electrically connected to the extension part, and the first lead wire is electrically connected to the first electrode. At least one first through-hole allowing airflow to pass through is defined on a side face of the extension part. In the electronic cigarette, a clogging phenomenon is not easy to occur when the second lead wire is electrically connected to the second electrode by means of soldering.

A dual rotor-type motor includes a stator located between inner and outer rotors. The stator includes a core having first and second surfaces that face magnets on respective circumferential surfaces of the rotors. The surfaces of the core are spaced predetermined distances from the magnets on thr rotors and an insulating material can be included around the core.

In ventilating a roof, an eave vent and a ridge vent are provided. The eave vent and ridge vent each is equipped with a fabric filter. The fabric filter is not waterproof and is wettable and hence self-cleaning. The permeability to air of the eave vent fabric filter is less than that of the ridge vent fabric filter and the resistance to air flow of the eave vent is greater than that of the ridge vent. The attic space under the roof acts as a manifold, distributing low pressure throughout the attic space.

A centrifugal ceiling fan adapted to evenly ventilate and heat its surrounding area. The fan comprises a casing defining a top, a side, and a bottom. The air inlet is provided in the top and the air outlet comprises a first passage provided in the side and a second passage provided in the bottom, and a central dome for regulating the flow of air between the first passage and the second passage to a desired proportion. The fan comprises a centrifugal propeller having blades which are curved and have a variable width such that rotation of the centrifugal propeller causes air to be received from said air inlet and to be pushed from said air outlet in substantially all directions between the first direction and the second direction. The dome comprises a heat source for heating air pushed downward from the bottom. Whereby, unheated air is pushed sideways and heated air is pushed downward and for evenly ventilating and heating a room in which the centrifugal ceiling fan is installed.

The invention discloses a mold releasing agent and a preparation method thereof. The mold releasing agent comprises the following raw materials by weight: 500 g of pure water, 6-9 g of adhesive, 1-3 g of stabilizing agent, and 15-35 g of cork powder, wherein the adhesive is bone glue; the stabilizing agent is polyvinyl alcohol; and the cork powder is mixed powder of cork powder of 200 mesh and cork powder of 600 mesh. The preparation method of preparing the mold releasing agent comprises the following steps: (1) pouring of a backing material: the pure water is poured in an aluminum pot; (2) adding of the adhesive and the stabilizing agent, heating and stirring: the adhesive and the stabilizing agent are added in the aluminum pot; the aluminum pot is heated to a boiling point; and the mixing is performed during heating; (3) adding of the cork powder: the cork powder is added in the aluminum pot, and the mixture is cooled to the room temperature; and (4) storage. The process is simple and the cost is low; the mold releasing agent has the advantages of easy coating, good adhesiveness, high-temperature resistance, high-pressure resistance and smooth exhaust; the number of mold spraying times in unit time is decreased; the production efficiency and the product quality are improved; and the economic benefit of enterprises is enhanced.

The invention relates to an egg trolley for a roadway incubation machine, belonging to the poultry cultivating technology; the egg trolley comprises a frame with caster wheels, a turning driving device arranged on the frame, a plurality of groups of egg brackets, a connecting rod, a rotary arm and a rotary arm shaft; each group of the egg brackets are connected on each group of the rotary arms, and the arms are arranged on the connecting rod connected with the turning driving device, each rotary arm is arranged on the rotary arm shaft and swings around the rotary arm shaft, the rotary arm shaft is arranged on the frame and is parallel to the air flowing direction of the incubation machine, when an egg tray on the egg bracket is turned, the egg tray plane is parallel to the air flowing direction of the incubation machine. By changing the egg turning structure of the egg trolley and leading the back and forth egg turning of the egg tray of the existing egg trolley to be changed into left and right egg turning thereof with the same direction with the air supplying, the ventilating resistance is reduced, the ventilation is smooth, the phenomenon that local high temperature and low temperature caused by non-uniform humidity and high temperature difference is eliminated, so as to lead the hatching egg embryonic development time to be consistent, improve the survival rate and increase the hatching rate and healthy chick rate.

The invention discloses breathing-type shoe pads applicable to the technical field of the breathing-type shoe pads. The breathing-type shoe pads are provided with a plurality of through holes penetrating the breathing-type shoe pads, first air guide grooves are arranged on the upper end surfaces of the breathing-type shoe pads and communicated with all the through holes and a plurality of convex plates are formed on the upper end surfaces of the breathing-type shoe pads. In the embodiment of the breathing-type shoe pads, the breathing-type shoe pads are provided with the through holes, the first air guide grooves are arranged on the upper end surfaces of the breathing-type shoe pads and communicated with all the through holes; as the through holes are arranged, all the through holes are communicated with the first air guide grooves, the sweat on the feet is discharged during the processes of air exhaust and air suction and the ventilation is also uniform; the amount of ventilation of the breathing-type shoe pads is not reduced after the partial through holes are blocked; and meanwhile, the breathing-type shoe pads are provided with the through holes and simple in structure and convenient for cleaning.

The invention discloses a window type air conditioning device that includes indoor window, outdoor window, frame, fan and filter. The indoor window and the outdoor window are set at the two sides of the wall and can be freely to open or close. The frame could support outdoor window and indoor window or one of them. The fan is located in the frame and sucks air into the frame. The filter filtrate the pollution material that the fan sucked. The invention could ventilate air of the building fluently, and decrease the cost. It improves the use rate of the room space.

A man's underpants in that a penis of the wearer can be naturally received in an arc type groove of the soft penis separator during wearing thereof so as to separate the penis and scrotum from each other, thereby previously preventing the contacting portion between the penis and scrotum from being humidified and smelling bad and preventing the penis from being moved or inserted between both fleshes inside of the thigh during exercising or sitting for many hours, and the soft penis separator is provided with the plurality of vent holes, so that it can smoothly ventilate the inside of the soft penis separator, thereby keeping clean at all times. The man's underpants includes a soft penis separator 130 attached to an inside of a front of an underpants body 100 by means of a sewing; an arc type groove 110 for inserting and wrapping a penis therein formed inside the underpants body 100; two end difference portions 120 for inserting into the underpants body formed at both sides of the arc type groove 110; and opening portions 140 formed at upper and lower portions of the soft penis separator 130 so as to induce a receipt of the penis during wearing thereof. Here, extending portions 150 extends to upper portions of each end difference portion 120 so as to be fixed integrally to an upper band portion 102 of the underpants body 100 through the sewing.

The present invention provides gas sensor unit capable of ensuring the ventilation volume. A first protruding part (239) is arranged on the connection surface (233) in the filter configuration hole (231). The inner surface (252) of the filter member (250) configured in the filter configuration hole (231) is only contacted to the front end part of the protruding part (239). A gap (257) is formed between the inner surface (252) and the connection surface (233), so as to prevent the close contact of the inner surface (252) and the connection surface (233). At this point, parts on the inner surface (252) except the part contacted with the filter configuration hole (231) totally face to the gap (257). Therefore, compared with the prior instance that the inner surface (252) and the connection surface (233) are in close contact, the ventilating area in the inner surface (252) can be increased, thereby increasing the ventilation volume in the filter member (250).

The invention discloses a disinfecting spray device, belongs to the technical field of disinfecting tools, comprises a container and a nozzle, the container is a liquid storage tank for containing the stock disinfectant, the upper part of the liquid storage tank is provided with a vent opening, the vent opening is provided with a filter layer, the lower part of the liquid storage tank is connected with at least one liquid outlet pipe, the liquid outlet pipe is connected with a negative pressure forming end of an ejector, the inlet of the ejector is connected with a tap water connecting pipe, the outlet of the ejector is connected with the nozzle through a hose, the tap water connecting pipe is provided with a valve, the liquid outlet pipe is provided with a flow regulating valve, and the nozzle is provided with a switching valve. Compared with the prior art, the disinfectant in the disinfecting spray device can be obtained after the device is opened, the cleaning liquid is free from extracting to and fro, the disinfecting efficiency is high, the operation is convenient and labor-saving.

The invention relates to a filter tip, in particular to a cigarette filter tip. The cigarette filter tip comprises a filter tip stick. The filter tip stick comprises cylindrical short sticks axially arranged at intervals. The outer surfaces of the short sticks are smooth. Every two adjacent short sticks are connected through a connecting stick. A continuous groove is formed on the annular outer surface of each connecting stick. The filter tip stick is formed by alternately connecting the short sticks and the connecting sticks with the continuous grooves at intervals. An air guide groove is axially formed in each short stick. The air guide grooves in every two adjacent short sticks form an included angle of 180 degrees. The depths of the air guide grooves are not less than those of the grooves of the connecting sticks. According to the filter tip disclosed by the invention, adjacent filter tip sticks are prevented from being meshed in a molding process, the cigarette filter tip can be conveniently molded, smoke can be smoothly circulated, the flowing distance of the smoke is prolonged, and the damage of cigarettes to the health of a smoker is appropriately reduced.

The invention discloses an oropharyngeal airway with an air source joint, which is an integrated structure composed of a flat strip-shaped airway with a flange and an air source joint located on the top of the flange, wherein the airway is composed of a straight pipe section It is composed of a curved pipe section and a flange on the top of the straight pipe section. There are grooves on both sides of the ventilation cavity of the air channel; small holes are provided on both sides of the flange on the top of the straight pipe section; the air source joint is 15mm from the upper part. The conical joint and the lower intubation tube are formed, and the lower intubation tube is inserted and fixed in the straight pipe section of the airway; the opening width of the groove is smaller than the bottom width; the bottom end of the curved pipe section is an arc-shaped end. Beneficial effect: the side wall of the ventilation cavity can support the straight pipe section, so that the product has stronger anti-occlusion force. The gas source connector can be directly connected with the connector of the extracorporeal ventilator and the connector of the oxygen delivery tube for oxygen delivery; the sputum suction tube and the thin tubular medical consumables of the fiberoptic bronchoscope can be inserted into the throat of the patient through the groove. Secure the snorkel with straps threaded through the two small holes in the flange.

A louver module which has an improved ventilation control structure, operating method, material, and shape for imparting heat-resistance and water-tight properties and prevents a louver from deviating through mutual fixation and reinforcement among a plurality of materials, and a louver system employing the same. The louver module of includes a frame, an opening / closing mechanism, a louver unit and power transmission mechanism.

The invention provides an intelligent management system and an operation method for preventing drunk driving. The intelligent management system comprises a monitoring mechanism arranged outside a vehicle body, a detecting mechanism arranged inside the vehicle body, and a control mechanism which is arranged inside the vehicle body and is in signal interconnection with the monitoring mechanism and the detecting mechanism. According to the intelligent management system and the operation method, information inside or outside a vehicle can be acquired through a plurality of optical cameras arranged inside and outside the vehicle, and air in a cab of the vehicle is analyzed by combining with an air detecting mechanism beside a recognition camera to avoid the phenomenon that a drunk driver starts a vehicle and drives the vehicle away; and the adopted air detecting mechanism is not only used for recognition before starting of the vehicle, but also is capable of performing real-time monitoring during running of the vehicle so as to further improve the detection accuracy and avoid the phenomenon of drunk driving.

The invention provides a novel high-pressure two-position two-way straight-through type mechanical pneumatic control valve. The novel high-pressure two-position two-way straight-through type mechanical pneumatic control valve comprises a pneumatic control valve body, a pneumatic control valve shaft mounted in the pneumatic control valve body, a top shaft rolling bearing for driving the pneumatic control valve shaft, a piston and a connecting shaft connecting the pneumatic control valve shaft with the piston, wherein a valve shaft air hole is formed in the connecting shaft; a flat valve shaft air-closing end surface is arranged on the connecting shaft; the valve shaft air hole and the valve shaft air-closing end surface are arranged on the same plane; when the pneumatic control valve shaft slides left and right, the ventilating and the closing of the air are controlled; the valve shaft air hole is sealed by an air inlet sealing ring at the upper part and an air outlet sealing ring at the lower part, wherein a sealing clearance between the valve shaft air hole and the air inlet sealing ring can be changed by adjusting a first adjusting screw, and a sealing clearance between the valve shaft air hole and the air outlet sealing ring can be changed by adjusting a second adjusting screw; an air inlet valve opening and an air outlet valve opening are respectively formed above and below the valve shaft air hole. The novel high-pressure two-position two-way straight-through type mechanical pneumatic control valve solves the problems that a zigzag air path is formed by misalignment of an air inlet and an air outlet of a conventional pneumatic control valve, and the space of an air chamber is small, so that the pneumatic control valve can bear high air pressure under high pressure and at high speed, is smooth in ventilating and has the advantages of small resistance force, high efficiency, good sealing property, and stable work.

The invention discloses a graphene heat conduction film automatic material spraying and rolling device and a material spraying and rolling process. The material spraying and rolling device comprises amaterial spraying device and a rolling device connected with the spraying device; the spraying device is used for spraying graphene powder to the copper foil surface in a penetrating-in manner, the rolling device comprises a roller dual servo motor device and a copper foil receiving device, and the roller dual servo motor device is connected with the spraying device and is used for rolling and winding the copper foil sprayed by the graphene powder. The spraying method is combined with the rolling technology to enable the graphene powder to be evenly sprayed to the surface of copper foil, through rolling, a high heat conduction film is made, the heat conduction parameter of the heat conduction film is improved, a large amount of electric energy consumption is saved, and the problem that the occupied site of the device is large is solved.

The invention discloses a low-pressure-controllable endotracheal tube comprising an endotracheal tube body (1). The low-pressure-controllable endotracheal tube is characterized in that the front end of the endotracheal tube body (1) is provided with a cuff (2) connected to an inflating bin (4) through a cuff tube (3), the gas inlet of the inflating bin (4) is provided with a gas needle (5) which is located at the center of the circle and which is used for inflating and sealing and a low pressure display device (6) which is located at the circumference of the center of the circle and which wraps the gas needle (5), and the gas inlet of the inflating bin (4) is provided with scales. The low-pressure-controllable endotracheal tube is simple in design, low in cost and convenient to use, and security and controllability can be achieved due to pressure display.

The invention relates to a jet fan for airflow movement including: two separated casings (10) composed of an exterior column (11) and an interior column (12), between which a sound deadening member (20) is provided; a accommodated tube (30) formed of polyporous plate shape and having a nozzle (31) with little livly diameter; an internal wall supported and fixed in the accommodated tube (30) for introducing the side silencer (50a) and discharging the side silencer (50b); introducing the side lid (40a) and discharging the side lid (40b); a fan box (60), in which, the motor is provided and the impeller (63) is rotated by the motor; a supported bracket (70) fixed on the two side bottom of the casing, and a plurality of feed holes are formed of arc shape with the center of the fan box (60) as reference; a fixing member whose elongation part (81) has a plurality of angle adjustment hole (82). The invention is used for introducing to deliver and exhaust air, introducing ventilation and controlling airflow pattern, and the factory is ventilated swimmingly.

The invention discloses a convenient fast food hot and sour rice noodle self-heating box which comprises an outer box body, an inner box body and a box cover. The inner box body is arranged in the outer box body in a sleeved manner. The box cover is matched with the inner box body. The box cover covers the inner box body. An outer box handle is arranged on the surfaces of the two sides of the outer box body. An inverted cylinder is arranged in the center of a bottom plate of the inner box body. A ventilation pipe is arranged on the bottom surface of the cylinder. Clamping strips are arranged on the two side faces of the inner box body. An inner box handle is fixed to the surfaces of the clamping strips. The box cover comprises a cover plate and a cover rim. A round through hole matched with the ventilation pipe is formed in the surface of the cover plate. A cover plate handle is fixed to the upper surface of the cover plate. According to the self-heating box, the outer box body, the inner box body and the box cover are provided with lifting lugs correspondingly, and scalding is avoided. The inverted cylinder is arranged in the inner box body of the self-heating box, the heating area can be increased, and the heating effect is improved. The self-heating box is proper in size, smooth in ventilation, good in heating effect and convenient to use.

A chrome sand sorter relates to fine sorting recovery equipment of chrome sand for foundry. The chrome sand sorter comprises a blowing unit, a separating screen and a vibration mechanism, the separating screen comprises a screen box, screen meshes and an air distribution chamber, one side of the screen mesh is provided with a long strip-shaped blanking hole, and the air distribution chamber is connected with an air storage cabinet and the blowing unit by a hose. Various stainless steel sintering screen meshes with certain rigidity and strength are adopted in the chrome sand sorter, which meets requirements of a sorting process including boiling and jumping; an air filter is adopted in the blowing unit for filtering intake air and then blowing the intake air to the screen meshes, which effectively prevents dust-laden air from blocking the screen meshes; the air storage cabinet and the air distribution chamber can ensure uniformity and stability of wind pressure; an adjustable vibration frame can be adjusted longitudinally and horizontally, thus being capable of realizing arbitrary tilting of the screen meshes; a compound eccentric gear can cause the oscillation amplitude of the vibration frame to be adjustable for a plurality of levels; and a stepless speed changing motor causes the vibration frequency of the vibration frame to be adjustable. A sorting principle of combining wind power and vibration is adopted in the chrome sand sorter based on different specific weights of materials, thus the chrome sand sorter has the advantages of scientific and reasonable structure, good sorting effect and recovery ratio up to more than 95%.

In a fuel cutoff valve 10, a casing 30 including a valve chest 33 is fastened to a cover member 20 thermally welded to an upper tank wall FTa of a fuel tank FT. A float 50 is located in the valve chest 33 of the casing 30. The casing 30 has bottomed recesses 42 formed as concaves in an outer circumferential wall of the valve chest 33, and vent holes 40 provided at respective bottom areas of the bottomed recesses 42. Each of the vent holes 40 is a through hole of a small diameter, which is determined to be sufficient for ventilation of the fuel vapor in the valve chest 33. The vent hole 40 has a short dimension by the depth of the bottomed recess 42.

In a fuel cutoff valve 10, a casing 30 including a valve chest 33 is fastened to a cover member 20 thermally welded to an upper tank wall FTa of a fuel tank FT. A float 50 is located in the valve chest 33 of the casing 30. The casing 30 has bottomed recesses 42 formed as concaves in an outer circumferential wall of the valve chest 33, and vent holes 40 provided at respective bottom areas of the bottomed recesses 42. Each of the vent holes 40 is a through hole of a small diameter, which is determined to be sufficient for ventilation of the fuel vapor in the valve chest 33. The vent hole 40 has a short dimension by the depth of the bottomed recess 42.

The invention discloses an air purifier. The air purifier can achieve quick air inflow and air outflow, and meanwhile a filtering assembly of the purifier can conduct filtering and cleaning, sterilization and wetting treatment on air in a machine shell. According to the air purifier, a first exhaust fan is mounted at an air inlet, a second exhaust fan is mounted on an air outlet, quick air inflow and air outflow can be achieved, and the efficiency of the purifier is improved; the filtering assembly comprises an active carbon filter, silver ion filters and an atomizer, the active carbon filter can adsorb dust and gas polluted by the dust, and the silver ion filters can conduct sterilization treatment on the air; the sterilization effect of the silver ion filters arranged in a multi-layer manner is good, and sterilization is quite thorough; and water mist sprayed by the atomizer can wet the filtered air, so that the air filtered through the filtering assembly is suitable for being inhaled by people.

The invention relates to the technical field of medical instruments, in particular to a multi-channel oropharyngeal breathing device used in the anesthesiology department. The multi-channel oropharyngeal breathing device comprises an upper gingival fixation plate, a lower gingival fixation plate, a top plate, a tongue depressor, an air bag, a catheter, a porous breather pipe, an injection syringeand an intake pipe. The rear portions and the front portions of the upper gingival fixation plate and the lower gingival fixation plate are connected respectively by a first bending spring and a second bending spring, the inner wall of the front portion of the lower gingival fixation plate is tenon-connected with the top plate, and the top plate is connected with the tongue depressor located underthe top plate through the air bag; the structure of the upper gingival fixation plate and the structure of the lower gingival fixation plate are consistent with the gingival structure of the human body and cooperate with the first bending spring and the second bending spring in use to effectively fix the gingiva of a patient; the gingiva of the patient can be well fixed by using the top plate, the air bag and the tongue depressor in a cooperative way; the fixation degree of the tongue can be effectively adjusted by using the air bag to ensure the comfort of the patient.

The invention discloses a novel clean bench which comprises a table-board and a glass cover arranged above the table-board, wherein two operating holes are formed in the front end of the glass cover;an air inlet plate, an air outlet plate, a transverse plate and a partition plate are arranged in the glass cover; the air inlet plate and the air outlet plate are symmetrically arranged on the left and right sides of the table-board, and gaps are formed between the air inlet and outlet plates and the corresponding inner walls of the glass cover; the transverse plate is arranged between the top ends of the air inlet plate and the air outlet plate; the partition plate is connected between the upper end of the transverse plate and the top wall of the glass cover; an air inlet duct and an air outlet duct are formed between the air inlet plate and the air outlet plate and the partition plate and the glass cover, respectively; a fan, a filter plate and an ultraviolet sterilization lamp A are arranged in each of the air inlet duct and the air outlet duct; air inlet holes are uniformly distributed in the air inlet plate; air outlet holes are uniformly distributed in the air outlet plate; anda storage cabinet is arranged at the rear end of the glass cover. According to the novel clean bench disclosed by the invention, the ventilation effect of the worktable can be improved, the trouble that both hands of an operator move out to fetch objects in the midway can be avoided, and thus experimental results are ensured.