38results about How to "Inhale more" patented technology

The invention discloses an air outlet structure with a low-noise speed increasing function and a drying device for an intelligent closestool. The air outlet structure with the low-noise speed increasing function includes a shell and a first air guiding unit; the shell includes an air inlet and an air outlet, and an air passageway connecting the air inlet and the air outlet; the air passageway is gradually tapered from the air inlet to the air outlet; the first air guiding unit is arranged at the air outlet, and an airflow accumulation area for attaching the airflow to the wall is formed between the first air guiding unit and the inner wall of the shell; and the airflow enters from the air inlet, and is ejected from the air outlet after increasing the speed in the airflow accumulation areaof the air passageway. The air outlet structure with the low-noise speed increasing function and the drying device for the intelligent closestool provided by the invention has a simple structure, a reasonable design and easy implementation, and realizes the effect of accumulating air-out, which improves the drying efficiency, has low noise, and is easy to satisfy the user experience.

The invention relates to an opposed mechanical supercharging four-stroke internal combustion engine in the technical field of the internal combustion engine. The opposed mechanical supercharging four-stroke internal combustion engine comprises air cylinders, pistons, connecting rods, air inlet mechanisms, air inlet valves, air bleeding mechanisms, air bleeding valves, a connecting pipe and a crankshaft; the air inlet mechanisms and the air bleeding mechanisms are arranged at the top ends of the air cylinders; the air inlet valves are arranged in the air inlet mechanisms; the air bleeding valves are arranged in the air bleeding mechanisms; the two ends of the connecting pipe are respectively connected with the first air inlet mechanism and the second air bleeding mechanism; and the two ends of the connecting rods are respectively connected with the crankshaft and the pistons. In the working process, the second piston can use the mechanical energy of the first piston through a crankshaft connecting rod mechanism; by controlling the timing of the air inlet valves and the air bleeding valves, the second piston can be used for supercharging air sucked by the second air cylinder, thereby enabling the first air cylinder to suck more air and improving the effective power of an engine. The opposed mechanical supercharging four-stroke internal combustion engine is reasonable in design and simple in structure and is suitable for a mechanical supercharging system of a four-stroke engine.

The invention discloses a circular agitating and dispensing device for a double-port hand pump and belongs to the dispensing field of sewage treatment. The circular agitating and dispensing device comprises a dispensing tank, a liquid level sensor, an upper suction pipe, a lower suction pipe, a plastic pump suction pipe, a solenoid valve, a plastic pump, a measuring pump, a liquid medicine storage tank and an agitating spray nozzle and is characterized in that a pipe orifice of the upper suction pipe and a pipe orifice of the lower suction pipe are positioned in a circle center of the dispensing tank; the upper suction pipe and the lower suction pipe are connected with the plastic pump suction pipe; the plastic pump suction pipe is connected with a plastic pump inlet; the plastic pump is connected with an agitating pipe; and the agitating pipe is connected with the agitating spray nozzle. The dispensing tank is characterized in that the bottom of the dispensing tank is connected with a liquid medicine conveying pipe, and the agitating spray nozzle is installed at the lower side part of the dispensing tank; and the upper suction pipe is characterized in that the pipe orifice is positioned at 1/2-1/3 of the total height of the dispensing tank and in the center of the dispensing tank, and the upper suction pipe is horizontal. The liquid medicine storage tank is installed below the dispensing tank, and the upper part of the liquid medicine storage tank is connected with the liquid medicine conveying pipe; and the end of the pipe orifice of the lower suction pipe inclines downwards. The circular agitating and dispensing device has the characteristics of low equipment investment, simple structure, uneasiness in blockage, pump overload prevention and easiness in maintenance and replacement.

The invention discloses a gas passage and combustion chamber structure of a three-valve engine. The inner roof wall of a combustion chamber (4) has a double-bevel structure, the included angle ranging from 120 degrees to 128 degrees is formed between a first bevel (4a) and a second bevel (4b), and an inlet end of a first gas inlet passage (1) and an inlet end of a second gas inlet passage (2) areconverged into a gas inlet passage section (5) with outer end orifice circular and inner end orifice elliptical. An inlet section of a gas exhaust passage (3) is a straight section with the diameter (L1) ranging from 17mm to 21mm, and outlet sections of the first gas inlet passage (1) and the second gas inlet passage (2) are also straight sections with the diameter (L2) ranging from 14mm to 18mm.After the gas inlet passages and the gas exhaust passage are optimized, the three-valve engine can realize gas feeding and exhausting more sufficiently and has higher combustion efficiency, and meanwhile, heat loss can be reduced and heat efficiency can be increased effectively.

An indoor unit of an air conditioner, capable of achieving an appropriate air suction amount according to operation. An indoor unit (1) of an air conditioner has an indoor unit casing (2) where a first suction opening (21) is provided, a frontal panel (6), a movement mechanism, and a control section. The frontal panel (6) moves so as to depart from the indoor unit casing (2) to open the first suction opening (21) and moves so as to approach the indoor unit casing (2) to close the first suction opening (21). The movement mechanism moves the frontal panel (6) so that the first suction opening (21) is opened at a desired degree of opening. The control section controls the movement mechanism. Further, the movement mechanism can change the degree of opening of the first suction opening (21) to a desired degree.

The invention discloses a reflow defoaming system of an electroplating process tank. The system involves an upper tank body, a flow guiding tank body, a lower tank body, a overflow box and a defoamingdevice, wherein the upper tank body is provided with a through port for allowing a to-be-plated board to pass through, the flow guiding body is arranged on one side of the upper tank body and communicates with the upper tank body through the through port, the lower tank body is located below the upper tank body, the bottom of the lower tank body is provided with a partition plate for partitioningthe interior space of the lower tank body into a reflow area and a defoaming area, a bubble layer above the electroplating liquid or cleaning liquid in the reflow area overflows from the top of the partition plate and enters the defoaming area, the overflow box communicates with a plate passing liquid discharging port at the side, opposite to the upper tank body, of the flow guiding tank body, the lower part of the overflow box communicates with a drainage pipe leading to the reflow area, the defoaming device is located above the defoaming area, and a negative pressure area is formed above the defoaming area to suck air bubbles in the reflow area and perform shear elimination on the bubbles. According to the system, a overflow pipe is arranged between the upper tank body and the lower tank body, the partition board and the defoaming device are arranged in the lower tank body, bubbles in the electroplating solution or cleaning liquid obtained by reflow can be eliminated, and the influence of bubbles on the electroplating quality of the product is reduced.

The invention provides a main shaft for a scroll compressor. The main shaft comprises a main shaft body (1) and is characterized in that an oil guide channel (2) penetrating through the main shaft body (1) is arranged in the main shaft body (1), an eccentric device (4) is fixedly arranged at the tail end of the main shaft body (1), an oil outlet of the oil guide channel (2) faces the surface of the eccentric device (4), and a rotary vane (3) is clamped in the oil guide channel (2). When the main shaft body (1) rotates, the rotary vane (3) rotates along with the main shaft body (1) so as to suck medium oil into the oil guide channel (2). The invention further provides the scroll compressor. The scroll compressor is provided with the main shaft for the scroll compressor, a static scroll plate (8), a dynamic scroll plate (9), a motor (10), a main bearing (11), an auxiliary bearing (6), a controller shell (5) and a cylinder body bearing (7). The main shaft for the scroll compressor is simple in structure, easy to operate, high in oil suction efficiency and capable of better lubricating and cooling internal parts of the scroll compressor.

The invention relates to a mask for preventing novel coronavirus pneumonia, which comprises a main body, a supporting layer and a composite layer, the supporting layer is arranged on one side of the main body, the composite layer is arranged on the side, away from the main body, of the supporting layer, a pocket is formed in the side, away from the supporting layer, of the composite layer, a filter element is movably arranged in the pocket, the filter element comprises a waterproof layer, a non-woven fabric and a pressed sheet, the waterproof layer is arranged on one side of the non-woven fabric, and the pressed sheet is filled between the waterproof layer and the non-woven fabric. The mask disclosed by the invention has a certain inhibition effect on viruses; the auxiliary treatment effect is achieved on patients with mild symptoms; for ordinary people, the immunity can be improved, and air containing viruses can be prevented from being breathed in.

The invention discloses a dual-pump circulating stirring dispensing process and belongs to the field of dispensing in sewage treatment. The dual-pump circulating stirring dispensing process is characterized by including the steps that tap water and coagulants used for sewage treatment are simultaneously added into a dispensing tank, and water is added and stopped until the water level is leveled to a level sensor; an electromagnetic valve A is opened, a plastic pump is started, supernatant in the dispensing tank enters an upper suction pipe, solid particles at the bottom of the dispensing tank are sucked into a lower suction pipe, fluid in the upper suction pipe and in the lower suction pipe enters the dispensing tank together by passing through a plastic pump suction pipe, the plastic pump, a stirring pipe and a stirring nozzle, and circulating fluid enters the dispensing tank to enable the fluid in the tank to rotate so as to stir the coagulants; after the coagulants are dissolved sufficiently, the electromagnetic valve A is closed, and an electromagnetic valve B is opened to enable chemical liquor to enter a chemical liquor storage tank for standby; and when a required unit of sewage treatment facilities needs the chemical liquor, a metering pump is started, and the chemical liquor is delivered to the required unit of the sewage treatment facilities through a metering pump outlet pipe. The dual-pump circulating stirring dispensing process has the advantages of less equipment investment, simple structure, less proneness to blockage, pump overload prevention and easiness in maintenance and replacement.

The invention relates to a tinning machine, in particular to a tinning machine for battery wire joints. The technical problem is how to provide a tinning machine for battery wire joints, wherein the tinning machine can tin multiple wires at a time, is high in efficiency and can avoid wire sheath damage. The tinning machine for battery wire joints comprises a machine seat, a fixed plate, a verticalrod and the like. The top of the machine seat is fixedly connected with the fixed plate and the vertical rod, and the vertical rod is located on one side of the fixed plate. Through cooperation of atinning mechanism and a tin immersion mechanism, wires can be tinned, multiple wires can be tinned at a time, efficiency is high, the wire immersion time and depth are mechanically and precisely controlled, and therefore wire sheath damage can be avoided; and through an excess material toppling mechanism, a tin containing trough can be pushed to move upwards, liquid tin in the tin containing trough can all flow back into a tin dissolution furnace, and liquid tin is prevented from being left in the tin containing trough.

A cyclone filtration assembly unit is described. The unit is configured to mount in a vacuum cleaner, and includes a housing having a housing inlet for a dirty air stream and a housing outlet for a filtered air stream; one or more cyclone separators mounted in the housing, each of the one or more cyclone separators comprising one or more cyclone separator inlets, at least one dirt outlet, and at least one clean air outlet in fluid communication with the housing outlet; and one or more injector units configured to deliver an airstream of clean air from outside the housing and dirty air from inside the housing to the one or more cyclone separator inlets, the injector unit comprising: a diffuser duct having an inlet end in fluid communication with the housing inlet to introduce dirty air fromthe housing inlet to the cyclone separator inlet, and an injector tube configured to inject clean air into the diffuser duct adjacent the inlet end, the injector tube being in fluid communication with a housing aperture at an inlet end to introduce clean air from outside the housing to the diffuser duct.

The invention discloses a grain drying machine. The grain drying machine comprises an outer barrel, a drying barrel and a filtering tank, wherein a rotating motor is fixedly installed on the side wallof the left end inside the outer barrel, the output end of the rotating motor is fixedly connected with the left end of a rotating shaft, and the right end of the rotating shaft is fixedly installedon the side wall of the right end inside the outer barrel through a bearing; and the drying barrel is fixedly installed on the circumferential shaft body of the rotating shaft through connecting rods,and a barrel body of the drying barrel is of a net-shaped structure. The upper end and the lower end of the outer barrel are fixedly connected with the left end of an air inlet pipe and the left endof a vent pipe respectively, the right end of the vent pipe is fixedly connected with the air inlet end of the filtering tank, and supporting plates are fixedly installed at the upper end inside the filtering tank; and a vibrating rack is fixedly installed on the supporting plates, a vibrating motor is fixedly installed on the vibrating rack, and an eccentric block is fixedly installed on an output shaft of the vibrating motor. The grain drying machine has the advantages of being high in cleanliness, easy to clean and the like and can be universally applied and popularized.

The invention provides an opposed mechanical supercharging two-stroke internal combustion engine, belonging to a technical field of the internal combustion engine. The engine comprises: cylinders, pistons, a connecting rod, an air inlet mechanism, an inlet valve, an air-releasing mechanism, an air release valve, a connecting pipe and crankshafts. The air inlet mechanism and the air-releasing mechanism are installed on the top of the second cylinder, the inlet valve is installed in the air inlet mechanism, the air release valve is installed in the air-releasing mechanism, one end of the connecting pipe is connected with the air-releasing mechanism, the other end of the connecting pipe is connected to a side wall surface of the first cylinder, and two ends of the connecting rod are respectively connected with the crankshaft and the piston. In the working process, the second piston can utilize mechanical energy of the first piston through a crankshaft connecting rod system; the second piston can carry out supercharging to inlet air of the second cylinder by control timing of the inlet valve and the air release valve, thus the first cylinder is enabled to intake more air, and effective power of the engine is improved. The internal combustion engine provided in the invention has advantages of reasonable design and simple structure, and the engine is suitable for mechanical supercharging system of the two-stroke engine.

The invention discloses a multifunctional foam gun with a protective function. The multifunctional foam gun comprises a main body. A mixture liquid inlet is formed in the main body, and a water flow backflow piece is arranged on one side of the mixture liquid inlet. A self-protection switch is arranged on one side of the water flow backflow piece, and a self-protection liquid outlet is formed in one side of the self-protection switch. A first negative-pressure air inlet is formed in one side of the self-protection liquid outlet, and a center striking water outlet is formed in one side of the first negative-pressure air inlet. A water spraying oblique opening is formed in the outer side of the center striking water outlet. Through the self-protection liquid outlet, blooming water mist self-protection is achieved while fire extinguishing is conducted through a main water flow; and through spraying by the water spraying oblique opening with a certain inclination degree and the center striking water outlet at the liquid outlet, the negative pressure larger than that of an air-foam gun can be generated, more air can be sucked, the number of foaming times is larger, fluid flowing is freeof resistance, the multifunctional foam gun has no recoil force, and the spraying distance is farther.

The invention relates to a gas inlet system independent type mechanical supercharged four-stroke internal combustion engine, belonging to the technical field of internal combustion engines. The four-stroke internal combustion engine comprises cylinders, pistons, connecting rods, gas inlet mechanisms, gas inlet valves, exhaust mechanisms, exhaust valves, connecting pipes and a crankshaft, wherein the gas inlet mechanisms and the exhaust mechanisms are mounted at the top ends of the cylinders, the two ends of the first connecting pipe are respectively connected with the first gas inlet mechanism and the fourth exhaust mechanism, and the two ends of the second connecting pipe are respectively connected with the second gas inlet mechanism and the third exhaust mechanism. During the working process, the third piston and the fourth piston can utilize the mechanical energy of the first piston and the second piston through a crankshaft-connecting rod mechanism; and by controlling the timing of the gas inlet valves and the exhaust valves, the third cylinder and the fourth cylinder can supercharge the air inhaled by the third cylinder and the fourth cylinder, and then the first cylinder and the second cylinder can inhale more air, thus the effective power of the engine is improved. The four-stroke internal combustion engine disclosed by the invention has the advantages of reasonable design and simple structure, and is suitable for mechanical supercharging devices of four-stroke engines..

The invention provides a fermentation tank with an air distributor, belongs to the technical field of fermentation tanks and solves the problem that the fermentation liquid in the existing fermentation tank is not uniformly mixed with the air. The fermentation tank with the air distributor comprises a tank body, wherein the air distributor is located at the bottom of the tank body and comprises a necking pipe, a shunting pipe and a nozzle; the necking pipe is fixedly connected to the tank body; the upper part and the lower part of the necking pipe are conical flaring-shaped; the shunting pipe is conical; the shunting pipe is fixed into the upper part of the necking pipe; a plurality of through holes are formed in the shunting pipe at intervals; a gap is defined between the shunting pipe and the upper part of the necking pipe; an air outlet of the nozzle is located in the lower part of the necking pipe; an air inlet of the nozzle is located outside the tank body; a gap is defined between the nozzle and the lower part of the necking pipe. The fermentation tank with the air distributor has the advantage of uniformly mixing the fermentation liquid with the air.

The invention relates to a connected type mechanical supercharging two-stroke internal combustion engine of an air intake system in the technical field of internal combustion engines. The connected type mechanical supercharging two-stroke internal combustion engine comprises air cylinders, pistons, a connecting rod, an air intake mechanism, an air intake valve, air release mechanisms, an air release valve, connecting pipes and a crankshaft, wherein one end of a first connecting pipe is connected with a third connecting pipe, and the other end of the first connecting pipe is communicated with the side wall face of a first air cylinder; and one end of a second connecting pipe is connected with the third connecting pipe, and the other end of the second connecting pipe is connected with a first air release mechanism. In the working process, a third piston and a fourth piston can utilize the mechanical energy of a first piston and a second piston through a crankshaft connecting rod mechanism. The timing of the air intake valve and the air release valve is controlled, so that a third air cylinder and a fourth air cylinder can supercharge the sucked air, therefore the first air cylinder and a second air cylinder can suck more air, and the effective power of the engine is increased. The connected type mechanical supercharging two-stroke internal combustion engine has a reasonable design and a simple structure and is suitable for mechanical supercharging devices of two-stroke engines.

The invention discloses a multi-nozzle ejector for inflating civil aircraft slides. The ejector comprises a sucking chamber and a mixing chamber, the lower end of the sucking chamber is sleeved with the upper end of the mixing chamber, a nozzle assembly is arranged between the sucking chamber and the mixing chamber, an air inlet in the upper end of the sucking chamber is provided with a shutoff valve, the air inlet end of the nozzle assembly is connected with a high-pressure gas connector, the nozzle assembly includes a plurality of nozzles, and the nozzles are connected with the mixing chamber; the nozzle assembly comprises a plurality of annular air inlet branch pipes which are concentrically arranged and a main air inlet pipe, the main air inlet pipe transversely penetrates through theannular air inlet branch pipes and is communicated with each annular air inlet branch pipe, a plurality of nozzles are evenly distributed on each annular air inlet branch pipe and face the mixing chamber, and the air inlet end of the main air inlet pipe is connected with the high-pressure gas connector. The ejection efficiency is improved, the structure is simple and reliable, the size and lengthare reduced, and the package size and weight of the slide products are greatly reduced.

The invention provides a traffic light with the function of air purification. The traffic light comprises a column, a horizontal cross bar at the top of the column and a number of traffic lights arranged on the horizontal cross bar. A first cavity is arranged in the column. A second cavity is arranged in the horizontal cross bar. The first cavity is communicated with the second cavity. The horizontal cross bar is provided with a first air outlet hole communicated with the second cavity. The lower part of the column is connected with an air purification device. The first air outlet of the air purification device is communicated with the first cavity. When the traffic light is red, waiting vehicles continuously discharge exhaust gas, and the air purification device absorbs and purifies the exhaust gas and finally discharges the exhaust gas from the first air outlet hole. The discharged purified gas is mainly discharged to a zebra crossing, and people passing through the zebra crossing can breathe clean air. People are prevented from breathing in the exhaust gas discharged by vehicles waiting for the red light.