284results about How to "Exhausted completely" patented technology

The invention belongs to the technical field of machinery and provides an environment-friendly abrasive cutting machine which solves the problems of poor safety, serious resource waste and poor environment friendliness of existing abrasive cutting machines. The environment-friendly abrasive cutting machine comprises a base, a support, a motor, an abrasive wheel blade connected with a motor rotary shaft, and a frame with an operating table plate. The motor is fixedly arranged on the support which is hinged to the base, the base is fixedly arranged on the operating table plate which is provided with a cut allowing a blade to be embedded into, and the lower side of the operating table plate is provided with a collection mechanism which is communicated with the cut and capable of collecting cutting chips. An operating handle is fixedly connected onto the support, and a dust collection mechanism which is capable of at least covering the motor and the abrasive blade is arranged on the operating table plate and provided with an avoidance port allowing feeding and discharging. By means of the environment-friendly abrasive cutting machine, safety of operators is improved, and cutting chips and wastes are recovered, so that waste is reduced, and high environment friendliness is achieved.

The invention relates to a two-stroke opposed-piston diesel engine. The existing piston-type engine structure is that a piston is arranged inside an engine cylinder, the piston is connected with a crankshaft through a connecting rod to form a crankshaft linkage mechanism, and the energy conversion efficiency is only 25 to 35 percent. The invention aims at designing a two-stroke opposed-piston diesel engine. The two-stroke opposed-piston diesel engine structurally consists of piston mechanisms (3), a power output mechanism (34), a left crankshaft linkage mechanism (36), and a right crankshaft linkage mechanism (32), wherein the piston mechanisms (3) with the same structure and capable of synchronously moving in opposite directions are oppositely arranged at two sides inside an air cylinder barrel (6) of an air cylinder body (2), a burning chamber (31), a fuel oil nozzle mechanism (10) and a vent valve mechanism (22) are arranged on the middle position of the cylinder barrel (6). The two-stroke opposed-piston diesel engine has the advantages that by adopting a unique structure, two pistons are ingeniously and symmetrically arranged inside the cylinder barrel, so that multiple problems existing in the traditional piston-type engine can be high efficiently and reliably solved. The energy conversion efficiency can be improved.

The invention relates to the field of chemical mechanical equipment, and provides an ammonification reaction vessel for rapidly recycling ammonia gas. The ammonification reaction vessel comprises a reaction vessel body, a stirring device is arranged in the reaction vessel, a feed inlet is arranged at the top of the reaction vessel, a discharge port is arranged at the bottom of the reaction vessel; a distance between the bottom of the stirring device of the stirring device and the bottom of the reaction vessel is 10-20cm, a annular gas distributor is installed at the reaction vessel bottom below the stirring device, a nitrogen pipe is installed at the top of the reaction vessel, and the nitrogen pipe extends along an inner wall of the reaction vessel to the vessel bottom and is communicated with gas inlets of the annular gas distributor; the annular gas distributor is composed of four arc pipes which are connected end to end, a central section of each arc pipe is installed at the reaction vessel bottom by a clamp, and an upper part of each arc pipe is opened with several uniformly distributed small holes; the ammonification reaction vessel has the advantages of simple structure, design benefit, and installation and maintenance convenience, substantially increases recovery speed of ammonia gas after reaction is carried out in the ammonification reaction vessel, reduces usage amount of nitrogen, and improves production power of the equipment.

The present invention discloses a method for raising glass quality and its equipment. It includes glass melting furnace, clarifying zone and stirring zone, etc. It is characterized by that between glass melting furnace and stirring zone at least two parallel clarifying zones are set, the molten glass can parallelly flow through said clarifying zones, then can be collected in the stirring zone, so that it not only can meet the requirements for making large flow capacity of molten glass be passed through said clarifying zones, but also can raise glass quality.

The invention belongs to the technical field of recycle of old water glass sand, and discloses an ultrasonic wet method for recycling the old water glass sand. The ultrasonic wet method comprises the following steps: adding initial old water glass sand into water or an alkaline solution, mixing the two, performing ultrasonic treatment for 1-30 minutes to obtain a sand and water mixture, dewatering the sand and water mixture till the water content is not higher than 4% to obtain initial recycled sand and a waste alkali solution, adding the initial recycled sand into water, and repeating processes of mixing, ultrasonic treatment and dewatering till the sodium oxide content of the recycled sand is not higher that 0.05% so as to achieve the recycle of the old water glass sand. By the ultrasonic wet method, the obtained recycled sand is high in release rate (higher than 95%) and good in performance; in addition, the water consumption is low, so that the sewage amount can be reduced and the sewage treatment cost is reduced.

The invention discloses a filter and a washing machine. The filter and the washing machine are designed for solving the problems that the existing filters are not even in filtration and cannot be cleaned automatically, and the like. The filter comprises a filter cylinder body and a filter screen. The cylinder body is provided with a water inlet, a water outlet, and a sewage discharge port. The filter screen is installed inside the cylinder body and the filter screen separates the inner cavity of the filter cylinder body into two portions including an internal containing cavity and an external containing cavity. The upper end of the internal containing cavity is connected with the water inlet; the lower end is connected with the sewage discharge port. The external containing cavity is connected with the water outlet. Sewage flows into the internal containing cavity from the water inlet, and then enters the external containing cavity after being filtered by the filter screen; and then the sewage is discharged through the water outlet. The filtered impurities are discharged through the sewage discharge port. The filter is even in filtration, and easy to deposit the impurities. The washing machine having the filter is able to filter the water for washing clothes in circulation, and is able to discharge the filtered impurities automatically, thus saving plenty of water resources.

The invention provides an application method of an all-transparent vacuum glove box. The vacuum glove box is produced by high-transparency organic glass or an acrylic material, and comprises an operation box body, a circular door, an inner transition bin door, an outer transition bin door, a glove port, a vacuum air valve and a vacuum pressure gauge, wherein a larger apparatus or material is fed from the circular door at one end of the operation box body; a small sample or apparatus is fed in a transition bin from the outer transition bin door at the other end of the operation box body; a vacuum system is accessed into the vacuum valve; the operation box, the transition bin and the glove port are synchronously vacuumized; the vacuum valve is closed after the vacuumizing is finished; then, an inert gas system is accessed into the vacuum valve; high-purity inert gas is synchronously charged in the operation box and the transition bin until the indicating numerical value of the vacuum pressure gauge reaches 0, and the vacuum valve is closed; the operation is repeated for 2-3 times, the atmosphere in the box body can reach high-purity inert gas atmosphere-anaerobic oxygen water environment, and the corresponding operation can be performed for an object; after the operation and the application are finished, a sample is taken out from the glove box through the transition bin; and as the whole glove box adopts the acrylic material to achieve high transparency, the operation process of no-dead angle sample observation by 360 degrees is realized.

The invention discloses a full-automatic medical cleaning machine. The full-automatic medical cleaning machine comprises a frame, a cleaning bin and a water pump, wherein a cleaning frame is positioned in the cleaning bin; a water inlet is formed in the lower end of the cleaning frame; a water inlet main pipe is arranged at one side of the cleaning frame, and is connected with the water inlet; a main water pipe is arranged at the bottom of the cleaning bin; a joint device is arranged at a water outlet end of the main water pipe; a butt joint ring is arranged in a pipe hole in the upper end of the joint device; a water inlet end of the main water pipe is connected with the water pump; when water is supplied into the cleaning bin, the water pump is started, and the butt joint ring in the joint device is upwards flushed by water pressure under water pressure impact provided by the water pump, so that the top surface of the butt joint ring is tightly butted to the periphery of the water inlet in the bottom surface of the cleaning frame; and when the water is stopped being supplied into the cleaning bin, the butt joint ring in the joint device downwards drops to reset under the effect of self gravity. The full-automatic medical cleaning machine adopts the novel joint device, so that the use level of water pipes is reduced, the water resource is saved, the space in the cleaning bin is enlarged, and the cleaning capacity is improved.

The invention discloses a self-cleaning air filter. A main filter element is arranged in an air filter shell body; an air inlet is formed in a side face of the shell body; an air outlet is formed in the upper end of the shell body; a pressure air source is connected to a solenoid valve through a pipeline; the solenoid valve is connected to a safety filter element through a pipeline; an ash discharging opening is formed in the bottom of the shell body. According to the self-cleaning air filter disclosed by the invention, the pressure air source is connected to the solenoid valve through a pipeline; the solenoid valve is connected to the interior of the safety filter element through a pipeline. According to the self-cleaning air filter disclosed by the invention, pressure airflow passes through the solenoid valve and then is blown back to the safety filter element; air fluid instantly generates strong pressure difference on inner and outer surfaces of the filter element and dust pollutant particles are enforced to be dispersed and stripped from the outer surface of the filter element and are discharged from an air inlet or an ash discharging opening under the action of an air flow field. A blowing-back acting force acts on the inner surface of the whole safety filter element and the acting force is more uniform and does not damage filter paper on the outer surface of the filter element; meanwhile, a main filter element is repeatedly utilized, the service life is prolonged and the maintenance cost of the air filter is reduced.

The smoke eliminator for laser cutting machine includes a bench with top frame, a workpiece on the top frame, a smoke exhausting pipe and an exhaust fan, as well as a blanking channel, a first air drafting pipe, a second air drafting pipe to constitute one closed smoke eliminating structure. The present invention can eliminate mist generated during cutting quickly and completely.

The invention relates to a traditional Chinese medicine skincare product. The active ingredient of the traditional Chinese medicine skincare product is prepared by sing the following traditional Chinese medicine raw materials in parts by weight: 15 to 25 parts of pearl powder, 5 to 8 parts of Indian bread powder, 1 to 3 parts of wild ginseng, 1 to 3 parts of glossy ganoderma, 15 to 25 parts of liquorice root, 3 to 5 parts of amur cork-tree, 3 to 5 parts of white mulberry root-bark, 8 to 12 parts of white poria, 15 to 25 parts of Chinese angelica, 15 to 25 parts of dahurian angelica root, 5 to 8 parts of argy wormwood leaf, 8 to 12 parts of saffron crocus, 5 to 8 parts of Manchurian wild ginger, 5 to 8 parts of white lilac, 1 to 3 parts of Sichuan lovage rhizome and 1 to 3 parts of nutgrass galingale seed. The obtained traditional Chinese medicine skincare product can safely, effectively and thoroughly inhibit and discharge melanin, restore the normal metabolism of skins and achieve the efficacies of skin whitening, freckle removal and skin beautifying. The preparation method of the traditional Chinese medicine skincare product provided by the invention is simple and safe, and the traditional Chinese medicine skincare product is convenient to obtain and use.

The invention provides automatic-cleaning industrial waste gas treatment equipment. The automatic-cleaning industrial waste gas treatment equipment comprises an exhausting pipe, a dust removal pipe, asealing mechanism, a dust suction mechanism, a dust removal mechanism, a driving mechanism and a second dust removal fan, wherein the dust removal pipe is fixed on the inner wall of the exhausting pipe, and scraping rods are arranged on the top surface of the dust removal pipe; convex heads are distributed on the surfaces of the scraping rods; the sealing mechanism comprises a rotating motor anda sealing baffle; the dust suction mechanism comprises a dust suction pipe and a dust collection tank; the dust removal mechanism comprises a ring gear, a transmission rod and a fixing rod, and the ring gear is arranged at the top of the dust removal pipe; a filter screen is arranged on the bottom surface of the ring gear, and a support rod is arranged on the top surface of the gear ring; and thedriving mechanism comprises a turning motor and a driving gear. The automatic-cleaning industrial waste gas treatment equipment has the beneficial effects that dust on the filter screen can be thoroughly discharged, the residue is avoided, and the service life is long.

The invention discloses a cement mixing equipment for construction, which comprises a base, a mixing box, and a water storage tank. Support plates are symmetrically arranged on the upper side of the base, and rotating shafts are arranged on the left and right sides of the mixing box. The left side is provided with a mounting plate, the upper side of the mounting plate is provided with a first slide rail, the upper side of the first slide rail is provided with a first motor, the right side of the right support plate is provided with a bracket, and the upper side of the bracket is provided with a The second motor, the output end of the second motor is provided with a turntable, the upper periphery of the turntable is provided with a rotating rod, the upper end of the rotating rod is provided with a connecting rod, the upper part of the support plate on the right side is provided with a cavity, and the inside of the cavity is provided with The second slide rail, the second slide rail is provided with a connecting plate, the right side of the connecting plate is provided with a connecting rod, the right end of the connecting rod is rotatably connected with the rotating rod, and the upper side of the base is provided with a first dust removal box and a second dust removal box . The invention has the advantages of simple structure, convenient use, good stirring effect, strong dust removal effect and high resource utilization rate.

The invention discloses a practical and convenient domestic kitchen sewage treatment method, which comprises a box body, the top of the box body is sequentially arranged with a sewage tank and a medicine box from left to right, and a filter screen is fixedly installed inside the sewage tank, The left wall of the sewage bin communicates with the top of the crushing bin set on the left side of the box body through the residue pipeline, and a first motor is fixedly installed on the bottom of the box inner cavity and below the crushing bin. The present invention relates to sewage treatment equipment technology field. This practical and convenient domestic kitchen sewage treatment device is equipped with a filter in the lower right corner of the sewage tank, and a filter membrane is installed in the filter, which can filter oil and fine impurities. By installing an overflow valve on the clean water pipe, it can control disinfection. When the water volume in the disinfection chamber reaches a certain water level, the water pressure will automatically open the overflow valve, which prevents the sewage from flowing into the water purification chamber without going through the disinfection and deodorization process, and can ensure the quality of the water in the water purification chamber.

The invention discloses a concrete mixer. The concrete mixer comprises a support, a mixing drum and motors. The concrete mixer further comprises wheels, supporting legs, a lifting device, a first belt pulley, a cavity, a belt, supporting columns, a second belt pulley, a fixed platform, mixing blades, a feeding opening, a first mixing shaft, a sealing cover, bearings, a discharging opening, grinding balls, a second mixing shaft and a rough plate. The supporting legs with the wheels are arranged on the lower portion of the support. The mixing drum is disposed on the support. The first mixing shaft with the mixing blades is arranged in the center of the mixing drum. The two ends, stretching out of the mixing drum, of the first mixing shaft are fixed to the supporting columns through the bearings respectively. One end of the first mixing shaft is inserted in the fixed platform. The second belt pulley is arranged at the end, stretching out of the fixed platform, of the first mixing shaft. The second belt pulley is connected with the first belt pulley through the belt, and the first belt pulley is arranged on the motor in the cavity. The second mixing shaft provided with the grinding balls and connected with the corresponding motor is further arranged on the lower portion of the mixing drum. The concrete mixer is high in mixing efficiency and capable of grinding large-grain concrete.

The invention relates to a separation apparatus, and especially relates to a hardware building cement nail separation apparatus. The technical problem to be solved in the present invention is to provide the hardware building cement iron nail separation apparatus capable of stirring impurities and fully separating iron nails. The hardware building cement nail separation apparatus comprises a separation box and the like; and the top of the left wall of the separation box is connected with a moving mechanism, the bottom of the moving mechanism is connected with a moving rod, the left side and the right side of the moving rod are connected with stirring rods, the stirring rods are positioned in the separation box, a magnetic block is arranged at the bottom of the moving rod, and the magnetic block is positioned between the left stirring rod and the right stirring rod. The hardware building cement nail separation apparatus allows the iron nails in the separation box to be uniformly magnetically attracted by the arranged magnetic block, and the magnet magnetically attracts the iron nails to separate the iron nails from impurities.

The invention discloses a recycling device of a waste lithium battery electrolyte lithium hexafluorophosphate, and relates to the technical field of a lithium battery. The recycling device comprises aheating box, wherein a heat preservation layer is fixedly connected to the heating box, a processing box communicates with the top of the heating box, a case is fixedly connected with the bottom of the heating box, an air blower and a heater are sequentially and fixedly connected to the case from left to right, and an air outlet of the air blower communicates with an air blowing pipe. According to the recycling device of the waste lithium battery electrolyte lithium hexafluorophosphate and an application method of the recycling device, a medicine can be discharged to a right side of a processing plate by matching of a water pump and a water outlet pipe, the medicine mixed with waste gas can reflow to a medicine at a left side of a first partition plate by slope of the processing plate, the waste gas which is not mixed can be introduced to the medicine again for thorough dissolving by arranging a reflow pipe, and the waste gas can be thoroughly removed; and by processing for two times,the problem that the waste gas is not thoroughly dissolved for one time is prevented, and the air quality is ensured.

The invention discloses a steam box capable of releasing pressure in advance and a method for releasing pressure in advance. The steam box comprises an internal steam chamber; the top of the internal steam chamber is provided with a venting device; and a power assembly of the venting device is connected to a steam box controller. The steam box is characterized in that: the bottom of the internal steam chamber is provided with an air intake device; and a wind inlet port pressure plate controller of the air intake device is connected to the steam box controller. Compared with the prior art, the steam box capable of releasing pressure in advance can actively discharge steam inside the internal steam chamber in advance through arranging the air intake device on the bottom of the internal steam chamber and arranging the venting device on the top of the internal steam chamber;the steam is discharged more completely, steam at a door-opening moment is dramatically reduced and a user wearing glasses is barely affected during usage; and the steam is discharged more quickly and affect on the cooking time is reduced.

The invention discloses a Chinese herbal medicine cleaning device with a drying function. The Chinese herbal medicine cleaning device comprises a bottom plate. A box body is fixedly connected to the top of the bottom plate. A box cover is arranged on the top of the box body. Air outlet holes are formed in the two sides of the top of the box cover correspondingly. The top of the left side of an inner cavity of the box body communicates with a water inlet pipe. The bottom of the left side of the inner cavity of the box body communicates with a water outlet pipe. Heating plates are arranged on the two sides of the inner cavity of the box body correspondingly. A connecting plate, a connecting rod, a driving wheel, a driving shaft, a motor, a belt, a driven wheel, the heating plates, a fixed rod, a transmission shaft and fixing bolts are arranged and matched in use so that Chinese herbal medicines can be cleaned and dried, in this way, the using efficiency of the Chinese herbal medicine cleaning device is higher, and the problem that when used, an existing Chinese herbal medicine cleaning device only has a cleaning function and cannot dry the cleaned Chinese herbal medicines, and consequently is low in using efficiency is solved.

The invention discloses a squeezing device in a cloth grass squeezing machine. The squeezing device comprises a squeezing cylinder which is arranged on a frame; a plurality of first drainage holes which are communicated with each other are formed on a base plate of the squeezing cylinder; a first water storage tank which is used for storing the water discharged from the first drainage holes is arranged below the base plate of the squeezing cylinder; a squeezing head which is connected with a driving device is arranged above the squeezing cylinder; the squeezing head is driven by the driving device; the side wall of the squeezing cylinder is provided with a plurality of second drainage holes which are communicated with each other; the outer side wall of the squeezing cylinder is provided with a transition box which is used for temporarily storing the water discharged from the second drainage holes; the transition box is connected with a second water storage tank through a pipe. According to the squeezing device in the cloth grass squeezing machine, the drainage speed is high and accordingly the drainage time can be effectively reduced, the working efficiency of squeezing and dewatering is improved, and the squeezing and dewatering effect is good.

The invention discloses a pollution discharge cleaning device for a PE pipe. The pollution discharge cleaning device for the PE pipe comprises a box body, a partition plate, a lifting plate and a third hydraulic cylinder, wherein a pollutant discharging cavity is formed in the bottom of the box body, a pollutant discharging motor is arranged on the outer side of the pollutant discharging cavity, and the pollutant discharging motor drives a scraping shaft to rotate to drive a scraping plate to push dirt on the bottom surface of the pollutant discharging cavity to be discharged from a drain outlet; the partition plate is arranged in the middle of the box body, a first hydraulic cylinder is arranged on one side of the partition plate, and the first hydraulic cylinder drives a brush to reciprocate in a to-be-washed pipe to clean the inner wall of the to-be-washed pipe; a second hydraulic cylinder is arranged on the other side of the partition plate, the second hydraulic cylinder drives a hollow shaft to extend into the to-be-washed pipe, high-pressure water washes the inner wall of the to-be-washed pipe, a cleaning liquid tank is arranged on the bottom surface of the lifting plate, a water outlet pipe is arranged on the cleaning liquid tank, a compression pump is arranged on the water outlet pipe, the compression pump enables the water outlet pipe to rush out a cleaning liquid morepowerfully, the outer surface of the to-be-washed pipe is covered with the cleaning liquid, the third hydraulic cylinder drives the lifting plate to move downwards, the lifting plate can drive a scrubbing block to make contact with the outer surface of the to-be-washed pipe, and the outer surface of the to-be-washed pipe is washed.

The invention provides a clinical anti-infection isolation device and an operation method. The device comprises an isolation room, an air duct, a filter box, a bottom plate, universal wheels, a sliding rail, an observation window and a bed body, wherein an air inlet is formed in the top of the isolation room; three air outlets are formed in the lower part of a side sealing plate on the left side of the isolation room; the outer sides of the air outlets are hermetically connected with the air duct; the air duct is provided with air ports; the air outlets correspond to the air ports; a fresh airport is formed in the air duct; the upper part of the air duct is hermetically connected with an elbow; the elbow is hermetically connected with a fan; the fan is hermetically connected with the filter box; the filter box is provided with four notches; the notch close to one side of the fan is hermetically connected with a primary filter; the notch below the primary filter is hermetically connected with a medium-efficiency filter; the notch below the medium-efficiency filter is hermetically connected with a high-efficiency filter; the notch below the high-efficiency filter is connected with alamp holder; and the lamp holder is fixedly connected with an ultraviolet lamp.

The invention discloses an efficient refrigerator oil separation device, and belongs to the technical field of refrigerant recovery and refrigerator oil separation. The efficient refrigerator oil separation device comprises a separation tank (5), wherein a heating device (4) is arranged on the outer wall of the separation tank (5); a refrigerant inlet (1) is formed in the top of the separation tank (5); a refrigerant outlet (2) is formed in the separation tank (5), and extends from the bottom of the separation tank (5) to the top of the separation tank (5); and a refrigerator oil outlet (6) is formed in the bottom of the separation tank (5). A gas-liquid mixture of refrigerant mixed with part refrigerator oil enters the separation tank from the refrigerant inlet in the top of the separation tank, and moves from top to bottom; under the effect of the heating device, the internal temperature of the separation tank is controlled in a range of 40-60 DEG C; and in the sinking process of the refrigerant gas-liquid mixture in the temperature range, the refrigerant is gasified, and the refrigerator oil is continuously kept in a liquid state to be separated out from the refrigerant.

The invention discloses a solar water heater automatic regulating device. A hot water pipe is connected with the lower part of a casing, a temperature sensor and an infrared heating rod pass through the wall of the casing and extend into an inner cavity of the casing, a thermostat is arranged on the upper part of the inner cavity of the casing, an inner cavity of the thermostat is communicated with the inner cavity of the casing through a hot water inlet, a cold water inlet of the thermostat is connected with a cold water pipe which is extended out of the casing, and a second one-way valve is arranged in the cold water pipe. A water outlet pipe which is connected with the top of the thermostat is communicated with the inner cavity of the thermostat and is extended out of the casing. The solar water heater automatic regulating device can automatically regulate the water temperature and keep the temperature of the outputted water constant. In addition, the fluctuation of the temperature of the outputted water is as low as between 2 DEG C below and 2 DEG C, thereby avoiding scalding or cold catching caused by extremely-high water temperature or extremely-low water temperature. When a solar water heater is used in winter, the solar water heater automatic regulating device can output hot water in less than two seconds. The device not only has convenient use and improved bath comfort, but also avoids water resource waste. 3 to 6 liters of water can be saved for each time.

The invention provides a ground source heat pump ground source well backfill material and a backfill method and belongs to the field of ground source well backfill construction. According to the technical scheme, the backfill material comprises 0.5-3 parts of bentonite, 0-2.5 parts of raw stock and 6-8 parts of quartz sand according to the volume ratio. According to the ground source heat pump ground source well backfill material and the backfill method, a ground source well backfilled through the backfill material and the backfill method is good in fluidity, more convenient to construct, highin backfill compactness and free of backfill void; the backfill material is high in comprehensive heat conductivity coefficient; a grouting material is subjected to back pressure grouting filling from the bottom of a deep well to top; original air and moisture in the well are discharged upwards gradually through overflow grout. The backfilled ground source well is not likely to be blocked, thorough in air exhaust, high in backfill compactness and better in heat exchange effect.

The invention discloses a variable air volume ventilation cabinet. The variable air volume ventilation cabinet comprises a ventilation cabinet body, wherein an air exhaust device is arranged at the top of the ventilation cabinet body; the air exhaust device comprises a fan, an air collecting hood, a frequency converter, a temperature sensor and a PID regulator; the air collecting hood is arrangedon the inner side of the top of the ventilation cabinet body; the fan is connected with the air collecting hood through a connecting pipe; the fan is connected with an air exhaust pipe; the temperature sensor is arranged inside the ventilation cabinet body; the temperature sensor is connected with the PID regulator; the PID regulator is connected with the frequency converter; the frequency converter is connected with the fan; an air supply opening is formed in the ventilation cabinet body; the air supply opening is connected with an air supply device; the air supply device comprises an air supply fan, an air supply pipe and a fan switch; the air supply fan is connected with the air supply pipe; the ventilation cabinet body is provided with a cabinet door and a cabinet door frame which canbe lifted; the opening and closing of the cabinet door are controlled by a control device; the air supply fan switch is arranged at the bottom of the cabinet door frame; a distance sensor is arrangedon the ventilation cabinet body; the distance sensor is connected with the control device; and the fan switch and a main switch are arranged on the ventilation cabinet body.

The invention is concerned with manufacture method of the lithium ion cell, consists of: matches the material, coatings, makes slice, assembly, infuses liquid, pre-charge, seals the opening, the characteristic is: includes the step that is firing the cell after the pre-charge. The invention can eject the residue gas in the cell after the pre-charge in order to avoid the safety hidden trouble.

The invention relates to a solar water heater automatic adjustment device. A hot water pipe is connected to the lower portion of a shell. A temperature sensor and an infrared ray heating rod penetratethe wall of the shell and extend into an inner chamber of the shell. The upper portion of the inner chamber of the shell is provided with a temperature controller. An inner chamber of the temperaturecontroller communicates with the inner chamber of the shell through a hot water inlet. A cold water pipe is connected to a cold water inlet of the temperature controller, extends out of the shell andis provided with a second one-way valve. A water outlet pipe is connected to the top of the temperature controller, communicates with the inner chamber of the temperature controller and extends out of the shell. By means of the solar water heater automatic adjustment device, the water temperature can be adjusted automatically, and the temperature of output water is maintained to be constant; in addition, the temperature fluctuation of the output water is small and only + / -2 DEG C, and thus, the problem that a user is scalded or gets a cold due to the fact that the water temperature is excessively high or low is avoided; when a solar water heater is used in winter, the solar water heater automatic adjustment device can output the hot water within two seconds, and the solar water heater automatic adjustment device is convenient to use, and the shower comfort level is effectively raised; and in addition, waste of water resources is avoided, and 3-6 L of water can be saved each time.

The improved pulsatory turbo shaft engine consists of three assemblies, including one independently running air compressor assembly, one compressed air storing assembly and one mixed gas burning work doing assembly. The air compressor assembly comprising coaxially cascade axial air compressors and centrifugal air compressors is driven by one motor or one turbine combination to produce compressed air to be stored in the compressed air storing bin. Under the control of the air distributing device, compressed air is mixed with fuel inside the combustion chamber to burn, and the heat energy acts directly onto the turbine combination, so that the turbine combination rotates in the controlled direction and rotation speed to output kinetic energy. The engine under the control of the air distributing device runs in the cyclic pulsation mode of 'intake-burning to do work', and has comprehensive performance superior to available gas burning engines.

The invention discloses a construction method of a loess tunnel entrance section through a landslide mass. The method comprises the following steps that 1, an entrance soil layer is pre-reinforced; 2,a tunnel entrance is constructed; 3, excavation and initial support construction is conducted on the reinforced tunnel section; 4, a reinforced tunnel section base is reinforced; 5, the reinforced tunnel section is subjected to secondary lining construction; 6, excavation and initial support construction is conducted on a rear side tunnel section; and 7, the rear side tunnel section is subjectedto secondary lining construction. The method is reasonable in design, simple and convenient to construct and good in use effect, cement-soil mixed piles are adopted for pre-reinforcement before excavation, a construction process of the tunnel entrance section through the landslide mass is guaranteed to be safe and reliable, meanwhile, the tunnel entrance section is excavated by adopting a three-step excavation method, the reinforced tunnel section base is reinforced, an excavation process of the tunnel entrance section through the landslide mass can be guaranteed to be safe and reliable, in addition, the influence on the stability of a soil layer on the circumferential side of the tunnel entrance is small, and the stability of the excavated and formed tunnel entrance can be effectively improved.