101results about How to "Guaranteed inhalation" patented technology

The invention relates to an all-weather photocatalytic air purification system which is composed of an energy supply system and a purification system, wherein a solar cell panel in the energy supply system is connected with a storage battery and is connected with the purification system through a storage battery power supply and transmission line; a solar water heating glass tube is distributed on the surface of the solar cell panel; a water inlet of the solar water heating glass tube is connected with a water outlet of purification system cooling water; the center of an air purifier box in the purification system is provided with a purifier air purification reaction channel; a titanium wire mesh fixer is fixed in the purifier air purification reaction channel; a solid TiO2 titanium wire mesh is fixed on the titanium wire mesh fixer; a plurality of ultraviolet lamps are arranged at the periphery of the purifier reaction channel; and ventilating fans are respectively arranged above and below the purifier air purification reaction channel. The all-weather photocatalytic air purification system can be used in public places such as super markets, factories, schools, hospitals and the like; and meanwhile, the all-weather photocatalytic air purification system can be conveniently mounted on the roof or balcony of a house and be used as a practical multifunctional air purifier combining the three functions of air purification, hot water supply and solar power generation.

The invention provides an automatic lubricating device for a dumper chassis. The automatic lubricating device comprises an oil tank, an oil filling oil cylinder and a progressive distributor, wherein the oil tank is connected with the oil filling oil cylinder through a pipeline, the oil filling oil cylinder is connected with the progressive distributor through a pipeline, each of the two pipelines is provided with a one-way valve, and electromagnetic gas valves are connected to the oil tank and the pipeline connecting the oil tank with the oil filling oil cylinder. By the automatic lubricating device especially suitable for dumpers and mine off-highway dumpers, automation, labor saving and easy control are achieved.

The invention relates to a health mask and a manufacture method thereof. The health mask comprises an air suction channel and airflow downward guide structures, wherein the air suction channel is formed in the part of a nasal cavity; the airflow downward guide structures are formed on the two sides of a mouth cavity and penetrate through the air suction channel and an air exhaust channel. The manufacture method of the health mask comprises the following steps of: suturing a nasal airflow diaphragm adaptive to a nostril and a nasal airflow diaphragm wall adaptive to a nose bridge at the top end of the longitudinal middle part of a surface layer and forming a lining after the bottom end of the longitudinal middle part of the surface layer and a chin cap body are sutured into a whole. Exhaust holes are respectively and symmetrically formed in the parts of the lining positioned on the two sides of the mouth cavity, and a plurality of magnetic bodies are arranged in the lining; V-shaped nose clips are symmetrically arranged at the two longitudinal ends of an upper cavity of the surface layer; the lining, an airflow shielding curtain and the surface layer are sutured into a whole, the two ends of the surface layer are connected with girds; an independently-used filter element is manufactured.

The invention relates to a method and system for intelligently adjusting air quality. The method comprises the steps of receiving parameter information, relevant to in-out vehicle air quality, transmitted by every vehicle in at least one vehicle in real time; comprehensively judging in-vehicle air quality of a first vehicle according to the parameter information, relevant to the in-out vehicle air quality, transmitted by the first vehicle; adjusting the work state of equipment relevant to the air quality in the vehicle when it is determined that the in-vehicle air quality of the first vehicle does not satisfy a preset condition till the in-vehicle air quality of the first vehicle satisfies the preset condition, wherein the first vehicle is any vehicle in the at least one vehicle. By receiving the parameter information relevant to the in-out vehicle air of each vehicle in real time, the air quality in the vehicle is comprehensively judged, when the air quality in the vehicle does not satisfy the preset condition, timely adjustment is conducted, it is guaranteed that a user inhales clear air, and harmful gas is prevented from being inhaled into the human body.

The invention relates to a novel mask capable of removing haze and enriching oxygen by means of microalgae. The mask comprises a skin-friendly layer, a sterilization layer, a water-proof layer, a microalgae layer and an euphotic layer from inside to outside in sequence; when a human breathes, air is sucked from the outside of the mask into the body, the air goes through the filtering layers in sequence, and thus the effects of removing the haze in the sucked air, enriching the oxygen and moisturizing are achieved; after the air is subjected to primary filtering in the euphotic layer, suspendedsolid with large grain sizes is removed, then through the humid microalgae layer, fine particles are intercepted and adsorbed, meanwhile, the microalgae conducts photosynthesis to absorb carbon dioxide in the air and release the oxygen, and finally, through the sterilization layer, harmful microorganisms and the desorbing microalgae are eliminated. According to the mask, a microalgae purificationtechnology is adopted originally, all used materials are safe, harmless and novel materials, the skin-friendly texture and the user-friendly design make the mask more comfortable to wear, moreover, the microalgae layer can be replaced for recycling, the sucked air can be effectively purified, the carbon dioxide in the air and breathed out by the body can be absorbed, and the oxygen can be released.

The invention discloses a waste gas treatment device of an anesthesia machine and relates to the technical field of medical equipment. The waste gas treatment device comprises a box and an anestheticmask, a fixing plate is fixedly connected between two sides of the inner wall of the box, a fixing frame is fixedly connected at the top of the fixing plate, a transverse plate is fixedly connected between two sides of the inner wall of the fixing frame, a round plate is fixedly connected with the middle of the surface of the transverse plate, a sliding groove is formed in the front side of the round plate, and the middle of the round plate is rotationally connected with a bearing. In the waste gas treatment device of the anesthesia machine, by matched arrangement of a first belt pulley, a motor, a second belt pulley, a rotating plate, a slider, a movable plate and a fixed block, a moving plate and a sealing ring can move up and down to pump gas in the fixing frame, anesthetic waste gas istreated, the problem that excessive emission of anesthetic gas brings inconvenience to people's life is solved, threat to health of medical workers is avoided, and the air pollution is reduced.

The invention provides an energy supplying method and system for an ultra-high energy efficiency cooling and heating coproduction area. The energy supplying method comprises the steps that (1) a refrigerant loop is arranged, specifically, a low-temperature gaseous refrigerant output by an evaporator is subjected to gas-liquid separation and heat exchanging, then compressed into medium-temperatureand medium-pressure superheated refrigerant steam, and the medium-temperature and medium-pressure superheated refrigerant steam enters a low-temperature side shunt and a high-temperature side shunt; (2) the high-temperature side shunt is arranged, specifically, the superheat degree of the medium-temperature and medium-pressure superheated refrigerant steam is decreased, then the medium-temperatureand medium-pressure superheated refrigerant steam is compressed into high-temperature and high-pressure refrigerant steam, the high-temperature and high-pressure refrigerant steam is condensed through a high-temperature condenser and cooled again through a subcooler, the pressure of the high-temperature and high-pressure refrigerant steam is decreased to the pressure of the low-temperature side through an expansion valve, and then the high-temperature and high-pressure refrigerant steam is converged with a refrigerant of the low-temperature side shunt; and (3) the low-temperature side shunt is arranged, specifically, after entering a low-temperature condenser to be condensed, the medium-temperature and medium-pressure superheated refrigerant steam is converged with the refrigerant of thehigh-temperature side shunt to form a refrigerant gas-liquid mixture, and then the refrigerant gas-liquid mixture is subjected to heat exchange with low-temperature steam output by the evaporator. Theinvention further comprises the energy supplying system for the ultra-high energy efficiency cooling and heating coproduction area. The energy supplying method and system have the advantages that theefficiency is high, operation is stable, the cost is saved, and the energy-saving effect is significant.

The invention discloses a handheld dust sweeping device. The handheld dust sweeping device comprises a handle and a dust collector connected with the handle and is characterized in that a battery is arranged in the handle, a switch is arranged outside the handle, the battery is electrically connected with the dust collector and the switch, the front end of the dust collector is provided with a dust sweeping head, the front side of the dust sweeping head is provided with soft sweeping bristles and dust collection holes, the dust sweeping head is communicated with the dust collector through a connecting rod, and the back of the dust sweeping head is provided with a metal sheet connected with the connecting rod. The handheld dust sweeping device has the advantages that the device can replacea mop and a wipe, dust can be collected during the sweeping of dust on the surface of a vehicle body, the dust flying problem during sweeping is solved, the situation that dust falls to the surface ofthe vehicle body again is avoided, sweeping efficiency is increased, sweeping time is saved, sanitation during sweeping is guaranteed, clothes can be prevented from being dirtied by the dust, fresh air during sweeping can be achieved, damage, caused by the flying dust, to human bodies is avoided, and user health is guaranteed.

The invention provides a scroll compressor. The scroll compressor comprises a machine shell, an isolation plate, a rack, a movable scroll plate, a static scroll plate and a pressure relief low-speed revolution structure. The isolation plate is arranged in the machine shell and divides the interior of the machine shell into a suction space and a discharge space, and a first through hole is formed in the isolation plate so as to communicate the suction space with the discharge space; the rack is arranged in the machine shell and located in the suction space, and the rack and the isolation plateare arranged at intervals; the movable scroll plate is movably arranged on the rack; the static scroll plate is arranged on the rack and matched with the movable scroll plate, a second through hole isformed in the static scroll plate, and the second through hole is communicated with the discharge space; and the pressure relief low-speed revolution structure is arranged on the static scroll plate,and the pressure relief low-speed revolution structure is configured to be capable of communicating the second through hole with the discharge space. According to the scroll compressor, the movable scroll plate rotates at a low speed when the scroll compressor is stopped, the pressure difference between a middle pressure chamber and the discharge space is balanced, abrasion and abnormal noise caused by high-speed rotation of the movable scroll plate are avoided, a refrigerant can be smoothly discharged into the discharge space when the scroll compressor is restarted, and the starting performance of the scroll compressor is improved.

The invention discloses a dust collection device. The problems of poor collection effect and high electricity consumption amount of a dust collection device in the prior art are solved. A method adopted by the dust collection device for controlling an air suction motor to work comprises the following steps that 1, data is initialized; 2, when a waste sensor senses waste, a pulse number M, a pulsewidth value R and a pulse width change value delta R start to be calculated; 3, the pulse number M at the moment when preset time T is up is recorded, and a first pulse threshold value M1, a second pulse threshold value M2 and a pulse width change threshold value S are preset in a control circuit, wherein M1 is smaller than or equal to M2, and if the pulse number value M is smaller than or equal to M1 and the pulse width change value delta R is smaller than or equal to S, the first step is returned to; if M is larger than or equal to M1 and smaller than or equal to M2, the pulse width change value delta R is smaller than or equal to S, and the pulse width value R is decreased, the firs step is returned to; if the pulse number value M is smaller than or equal to M1, the pulse width change value delta R is smaller than or equal to S, and the pulse width value R is decreased, a PWM value output by the control circuit is decreased, and the rotation speed of the air suction motor is lowered; otherwise, the PWM value output by the control circuit is increased, and the rotation speed of the air suction motor is increased.

The invention discloses a water pool cleaning machine which comprises an outer shell, a containing space formed in the interior of the cleaning machine, at least one water inlet arranged on the outer shell, at least one water outlet arranged on the outer shell, a plurality of wheels or rollers or wheels and rollers for matching arranged at the bottom of the outer shell; the bottom of the outer shell appears to be an incurved concave surface. By setting the bottom of the water pool cleaning machine to be an incurved concave surface, the invention causes the water pool cleaning machine to be able to smoothly pass when running into barriers at the bottom of a pool during underwater operation, which reduces the fault rate and the maintenance cost of the water pool cleaning machine and improves the working efficiency of the water pool cleaning machine without influencing negative pressure and water flow needed by the water inlet. Ulteriorly, the water inlet is arranged at the proper position of the outer shell of the water pool cleaning machine, such as close to the wheels and / or rollers, thereby ensuring the water inlet to suck sewage with deposits into the water pool cleaning machine.

The invention relates to a rice cleaning device. The rice cleaning device comprises a cleaning chamber; a suction cavity is arranged above the cleaning chamber; a gas tank is arranged below the cleaning chamber; one side of the cleaning chamber is provided with an upper piston cavity and a lower piston cavity; a plurality of stirring pipes are rotationally connected in the cleaning chamber; the tops of the stirring pipes are sleeved with balloons; the gas tank is connected with blowing pipes communicating with the bottom ends of the stirring rods; the bottom of the suction cavity communicateswith a plurality of suction pipes, and the bottom ends of the suction pipes extend into the cleaning chamber; the outer side of the cleaning chamber is provided with an impurity storage chamber communicating with the suction cavity; an upper piston is connected in the upper piston cavity in a sliding mode, a lower piston is connected in the lower piston cavity in a sliding mode, and a piston rod is connected between the upper piston and the lower piston; a guide rail, a sliding block and a rotary plate are arranged on one side of the piston rod; the sliding block is connected to the guide railin a sliding mode and connected with the piston rod; a connecting rod is rotationally connected between the sliding block and the rotary plate; the top of the upper piston cavity communicates with the impurity storage chamber; and the bottom of the lower piston cavity communicates with the gas tank. By means of the scheme, impurities floating on the water surface can be removed.

The invention discloses a conveniently aerosolized respiratory medicine oxygen mask which comprises a mask body. A PLC (programmable logic controller) is mounted on the left side surface of the mask body, an oxygen spraying cover and an expiration cover are arranged in the middle of the mask body, an oxygen sensor is mounted on the right side surface of the mask body, and a connecting pipe is fixed on a left inlet of the oxygen spraying cover. The conveniently aerosolized respiratory medicine oxygen mask is simple in structure, oxygen is supplied by the oxygen spraying cover, medicines are supplied by a spraying pipe, treatment can be achieved through the medicines when the oxygen is supplied, medical negligence caused by escape of the mask is avoided, the content of the oxygen in the maskis calculated by the oxygen sensor, the oxygen and the medicines are supplied according to respiratory rhythms of a patient, so that the medicines are inhaled a human body when the patient inhales the oxygen, treatment effect is ensured, the medicines directly enter a nasal cavity through the spraying pipe and cannot be discharged out of the mask along with expiration of the patient, waste of themedicines is avoided, the mask is convenient to use, treatment effect is improved, and rehabilitation of the patient is accelerated.

The invention discloses a cleaning method based on glass fiber cloth impurities. According to the cleaning method, a plurality of supporting legs are arranged, a top plate is arranged at the tops of the supporting legs, an exhaust fan is arranged at the bottom of the top plate, a box body is arranged on an exhaust opening of the exhaust fan, a filtering assembly, a movable shaft, an inner supporting plate and a baffle are arranged in the box body, the movable shaft is horizontally inserted into the box body in a penetrating mode, a movable cylinder is arranged on the movable shaft, a pluralityof blades are arranged on the circumferential outer wall of the movable cylinder, an exhaust pipe is arranged at an air outlet of the exhaust fan, a cylindrical fixed box is arranged on the exhaust pipe, the movable shaft is inserted into the fixed box, a plurality of movable pieces are arranged in the fixed box, an exhaust port is further formed in the bottom of the fixed box, gas exhausted by the exhaust fan can push the movable pieces to drive the movable shaft to rotate, the inner supporting plate is located on the inner wall of the box body, a first elastic piece is arranged at the bottom of the inner supporting plate and connected with the baffle, a first through hole is formed in the top of the baffle, a second through hole is formed in the inner supporting plate, and a corrugatedpipe is further arranged between the first through hole and the second through hole.

The invention relates to the technical field of oat processing, and discloses a graded peel grinding device for oat processing. The device comprises a base, a support frame is welded on one side of the top of the base, a mounting box is fixedly connected to the other side of the base, a control cabinet is fixedly connected to one side of the mounting box, and a waste box is arranged at the top of the control cabinet. A first-stage peel grinding box and a second-stage peel grinding box are arranged in the mounting box, a mounting groove is formed in the middle of the mounting box, a mounting plate is erected at the top of the mounting groove, and a first motor is fixedly connected to the top of the mounting plate. According to the device, through the cooperative action of the peel grinding boxes, the motor, a screening structure, a vibration structure, a grinding plate, a grinding top plate, a fan and a material suction hose, impurity removal and screening of oats are achieved, the oats with different qualities are effectively distinguished for peel grinding processing, the situation that bran is removed, and the nutritional value is reduced is avoided, peel and the oats are conveniently collected, the working efficiency is improved, and the working efficiency is effectively improved.

The invention discloses a thoracic cavity closed drainage device, and the device comprises two suction cups, wherein one side of each suction cup is connected with a drainage tube in a penetrating mode, one side of each drainage tube is connected with an adapter in a penetrating mode, and the outer side of each drainage tube is connected with an outer drainage frame and a fixing piece in a penetrating mode. The suction cups, the drainage tube and the drainage bag are arranged, the drainage tube is fixed to the outer side of the human body through the two suction cups after the drainage tube is placed into the human body, drained liquid is guided into the drainage bag from the drainage tube, and when a patient needs to move to a certain position, the drainage bag is fixed through the fixed frame, so that in the walking process of the patient, the drainage tube is fixed through the fixed frame; the drainage bag cannot be inclined or hung upside down, so the drainage speed is not reduced, and the portability of the device is effectively improved; the filter screen is arranged on one side of the adapter, the filter screen can filter blood clots and necrotic substances in the backflow valve, the filter screen is taken out from one side of the adapter and cleaned after a period of time, and the blood clots and the necrotic substances are effectively prevented from blocking the adapter.

The invention especially relates to a multi-cavity dust collector for farm machinery, belonging to the technical field of agricultural machinery. The multi-cavity dust collector comprises a dust collector body, wherein the dust collector body comprises a case shell; the inner left side of the case shell is provided with a filter chamber; an air inlet A located in the top of the filter chamber is provided with a horn mouth; a first filter screen and a second filter screen are respectively arranged in the upper part and the middle part of the filter chamber; a spray chamber is arranged in the case shell and located on the bottom of the filter chamber; the left side of the top of the spray chamber is provided with an air inlet B; the air inlet A is communicated with an air outlet A in the bottom of the filter chamber; and the upper part of the right side surface of spray chamber is provided with an air outlet B. According to the invention, air with dust is sucked into the multi-cavity dust collector and subjected to filtering, spraying, drying and cooling so as to form clean air; and the multi-cavity dust collector is simple in structure, low in cost, convenient to install and capableof guaranteeing that an engine can suck in clean air, so normal usage of farm machinery is guaranteed and the service life of the farm machinery is prolonged.

The invention discloses an energy-saving controllable low-temperature freezing point pulverizing device. The energy-saving controllable low-temperature freezing point pulverizing device comprises a pulverizing motor, a pulverizing mechanism, a heat pump, a material bin, a dry ice bin, a mixing bin, a classifying bin, a pulverizing bin and a classifying turbine; the pulverizing motor is installed at the lower end of the pulverizing bin through a base; the pulverizing mechanism is installed in the pulverizing bin through the pulverizing motor; the lower end of the pulverizing bin is provided with a cold air inlet communicating with an inner cavity of the pulverizing bin; the cold air inlet is located in the lower portion of the pulverizing mechanism; the cold air inlet is connected with an cold air outlet of the heat pump through a cold air pipe; the material bin and the dry ice bin are connected with the feeding end of the mixing bin; the discharging end of the mixing bin is connected with the pulverizing bin through a screw feeder; the screw feeder communicates with the inner cavity of the pulverizing bin; the classifying bin is installed at the upper end of the pulverizing bin through a convex cover; the classifying bin is provided with a classifying motor; and the classifying turbine is connected with the classifying motor. Materials can be prevented from being pulverized ata high temperature, the quality of the pulverized materials is ensured, and cooling capacity can be fully utilized.

The invention provides a three-dimensional air supply wind wheel which comprises a wind wheel body. The middle of the front side face and the middle of the rear side face of the wind wheel body are in an umbrella shape which protrudes forwards in the axial direction as a whole. A boss is formed on the front side face, and concave cavities for accommodation are formed on the rear side face. The three-dimensional air supply wind wheel sucks air in a turbine mode and supplies air in a centrifugal mode, and a wind wheel type DC fan comprising the wind wheel has the advantages of being low in noise, low in wind resistance and large in air volume. The invention further provides a three-dimensional air supply mask comprising the wind wheel. The three-dimensional air supply mask has the technical advantages of being light, thin, low in noise, stable in fixation, and convenient to assemble and disassemble.

The invention provides an ammonia synthesis device refrigeration system. The ammonia synthesis device refrigeration system comprises a first-stage flash drum, a second-stage flash drum, a third-stage flash drum, a flash drum ammonia gas adjusting pipeline and an ammonia compressing knockout drum, wherein the first-stage flash drum, the second-stage flash drum and the third-stage flash drum are connected in series, the two ends of the serial connection are connected to the ammonia compressing knockout drum, and the two ends of the flash drum ammonia gas adjusting pipeline are connected to the first-stage flash drum and the third-stage flash drum. According to the ammonia synthesis device refrigeration system, redundant ammonia gas of the third-stage flash drum of an ammonia compressor is introduced into the first-stage flash drum, liquid ammonia of -1 DEG C in the ammonia compressing knockout drum of a synthesis system is introduced into the third-stage flash drum of the ammonia compressor, and therefore the evaporation capacity in the flash drums can be reduced, the load of the ammonia compressor can be lowered, and the cooling capacity of the system can be guaranteed.

The invention discloses a special gastrointestinal decompression device for digestive system department treatment, and relates to the technical field of medical instruments. The special gastrointestinal decompression device includes a driven disc, the right side of the driven disc is movably connected with a driven fluted disc, the outer side of the driven fluted disc is movably connected with a driven gear, the right side of the driven disc is movably connected with a driving disc, and the left side of the driving disc is movably connected with a driving fluted disc. According to the specialgastrointestinal decompression device for digestive system department treatment, a crushing mechanism and a discharging mechanism are opposite in rotating direction and identical in axis, therefore, in the working process, the discharging mechanism can generate suction opposite to that of the crushing mechanism, it can be guaranteed that materials crushed by the crushing mechanism are sucked in, the discharging efficiency is improved, and blocking is avoided; and the right end of a fixed limiting frame and the right end of a movable limiting frame are movably hinged through a hinge, through the design, the crushing mechanism and the discharging mechanism can be conveniently installed, the working efficiency is improved, and meanwhile disassembling is convenient during cleaning.

An anti-reflux drinking straw is composed of a suction nozzle, a soft valve and a catheter. The suction nozzle is composed of an upper part, a middle part and a lower part. The middle part contains a bracket, the soft valve is movably connected to the bracket, and the lower part of the suction nozzle is closely connected with the catheter. The soft valve is stretched and deformed under the action of suction, and the beverage passes through the passage of the stent to move upward continuously; when the suction disappears, a section of beverage above the soft valve separates the outside air, and a section of beverage above the soft valve plus the beverage in the catheter , moves down under the action of gravity, drives the soft valve to move down, closes the passage of the bracket, and prevents the backflow of the drink. An anti-backflow drinking straw is provided with a soft valve inside, which can only be opened upwards to ensure that the drink is sucked into the mouth, effectively prevents the backflow of the drink, and reduces the pollution to the remaining drinks.

The invention discloses a scrap steel bucket loader which is characterized by comprising a scrap steel material receiving box; a frame is arranged under the scrap steel material receiving box; one end of the scrap steel material receiving box is movably connected with the frame, and the other end of the scrap steel material receiving box is connected with the frame by a hydraulic cylinder; and a weighing sensor is arranged at the bottom of the frame. The scrap steel bucket loader is strong in practicality and remarkable in effects after being applied, thus effectively preventing scrap steel loaded in a chute hopper from being scattered, guaranteeing the charge weight of the scrap steel, increasing the operation efficiency of bucket loading, improving the operating environment, simplifying the tedious processes including manually loading a bucket, weighing the bucket and hanging the bucket, eliminating the potential safety hazard of personal injury caused by manually loading the bucket, and lowering the steel-making smelting cost. Due to the combined structure of the design, the scrap steel bucket loader is convenient to assemble and maintain and high in applicability.

The invention relates to a switchgear cabinet (1) for a textile machine. The cabinet (1) has an electronic component (2), a heat radiating body (3) in a heat conduction connection with the electronic component (2), a first chamber (4) provided with the electronic component (2) therein, a second chamber (5) with the heat radiating body (3) therein, a fan (6) for forced air cooling of the heat radiating body (3), a first opening (10) for air exchange between the two chambers, and a second opening (11a, 11b, 11c) for air exchange between the first chamber (4) and environment. According to the switchgear cabinet, the two chambers (4, 5) are disposed in such a way that at least a part of the second chamber (5) is disposed below the first chamber (4), the first opening (10) is disposed in a lower side region of the first chamber (4), the second opening is disposed in an upper side region of the first chamber (4), and the first opening (10) and the fan (6) are disposed in such a way that, the fan (6) forces air to enter into the first chamber (4) via the first opening (10).

The invention discloses a modified PVDF (Polyvinylidene Fluoride) material, and a preparation method and application thereof. The modified PVDF material is prepared from the following raw materials inparts by weight: 61 to 71 parts of PVDF granules, 25 to 35 parts of inorganic mineral powder which is treated by using a titanate coupling agent, 2 to 6 parts of a compatilizer, 0.01 to 1 part of antioxidants, 0.01 to 1 part of calcium stearate and 0.01 to 1 part of N,N'-ethylene distearic amide. The preparation method for the modified PVDF material specifically comprises the following steps: pre-treating the inorganic mineral powder; drying the PVDF granules in a constant-temperature vacuum drying box, then mixing the dried PVDF granules, the inorganic mineral powder and the compatilizer ata high speed, and discharging the mixed material for later use; adding antioxidant 1098, antioxidant 168, the calcium stearate and EBS (Ethylene Bis-Stearamide), fully mixing, fusing, extruding and granulating to obtain a finished material; drying the finished material; performing injection moulding on the finished material.

The invention relates to a supercharged engine air inlet channel. The supercharged engine air inlet channel comprises a first air inlet channel and a second air inlet channel, wherein the first air inlet channel is of a box-shaped structure with a first air inlet in one side and comprises a first air inlet channel body and a box cover; a first air outlet is formed in the outer surface of the bottom of the first air inlet channel body; the first air inlet faces to an engine compartment; the second air inlet channel comprises a tubular second air inlet channel body and a flow guide tube. The air inlet channel is convenient to mount and reliable in self matching; the direction of the first air inlet faces to the engine compartment, sucks the air via the engine compartment and is opposite to the air flowing direction; the problems of the failure of the engine and the reduction of the air inlet noise elimination capability caused by accumulation of a large quantity of snow in an air filter after the snow enters the air filter through the air are solved; a flared flow guide tube is additionally arranged at the second air inlet of the second air inlet channel, so that the airflow noise generated by air inlet flow when the air enters the air inlet channel is solved, and the airflow smoothly enters the air inlet channel.

The invention discloses a spoke air hole stamping equipment. The equipment comprises a supporting box body, a stamping machine body, a mounting seat mechanism, a first indexing mechanism and a second indexing mechanism, a first lifting rod is mounted on the supporting box body, the stamping machine body is mounted on the lower surface of a supporting plate, and a transverse moving mechanism is mounted at one side of the supporting box body; and the upper end of a second lifting rod is fixedly connected to the lower side of the second indexing mechanism, the first indexing mechanism is provided with a first supporting column, the upper end of the first supporting column is fixedly connected to the lower side of the mounting seat mechanism, a spoke bodies are mounted on the mounting seat mechanism, it is guaranteed that the equipment adapt to spoke bodies of different specifications through tightly-arranged bolt holes, stability is ensured, and shaking is prevented. The second indexing mechanism adapts to the spoke bodies with different inclination angles, a balancing weight enables a second supporting column to be kept stable in the adjusting process, chippings generated by stamping are all sucked into an impurity removing cavity, the yield is increased, and the working environment is prevented from being polluted.