85results about How to "Avoid lumps" patented technology

The invention discloses a process and a device for incinerating rotary kiln gas-controlled medical waste, relating to the environmental protection technical field. The process of the invention comprises the following steps of: collecting the whole packet of medical waste refuse bag and feeding into a feeding hopper, then feeding into a rotary kiln initial combustion chamber by a feeding mechanism which is closed by chain, and completing the processes of drying, pyrolyzing and air controlled anoxycausis of the medical waste. Waste gas generated by the rotary kiln initial combustion chamber enters to a secondary combustion chamber to undergo the process of air controlled oxygen-enriched complete combustion, wherein bottom ash with a little redial carbon is flamed at an inclined fire grate which is arranged in an ash well at the lower part of the secondary combustion chamber. The smoke gas at an outlet of the secondary combustion chamber is exhausted into the atmosphere by a draft fan through a chimney after surplus heat utilization of a surplus heat boiler, smoke gas sharp quenching of a quench tower, a dry-type deacidification and cloth-bag dust removal of a bag-type duster. Compared with the prior art, the process and the device for incinerating rotary kiln gas-controlled medical waste have the advantages of good operating economical efficiency, automatic safety continuous feeding, fluent slag tapping system and low index of pollution emission.

The invention relates to a coupling (5) for fluid, comprising a first connecting section (20) for connection to a fluid hose (2) and a second connecting section (21) for connection to an opposing coupling (14), in which the coupling (5) also comprises a heating section (22) intended for a heating means (23). The object of the invention is to provide a heated coupling for use together with an electrically heated, encased fluid hose. The invention also relates to an encased fluid hose (1) connected to a coupling (5) comprising a heating section (22).

The invention provides a soil sampling and detecting device. The soil sampling and detecting device comprises a box body, a soil sampling mechanism, a supporting adjusting mechanism, a movable adjusting mechanism, a crushing and detecting mechanism, an auxiliary operating mechanism and a limiting mechanism. The movable adjusting mechanism suitable for adjusting and transferring different road surfaces is connected with the bottom of the box body and comprises a hub, a supporting plate, a rectangular inner threaded pipe, a rectangular sleeve, a first bevel gear, a second bevel gear, an outer threaded rod, a T-shaped rotating rod, a circular box, a third rotating shaft and a bent plate. According to the soil sampling and detecting device provided by the invention, the form of the corresponding hub needs to be adjusted in the transferring process for pushing and transferring; the device can be suitable for rolling of different types of road surfaces; and when the road condition of the soil conveying road surface is poor, transferring can be conducted in a manual carrying mode; time and labor are saved in the operation process; the working efficiency is improved; the device is suitablefor transferring of two kinds of road surfaces; and the application range of the transferring process is widened.

The invention relates to a dry circulating fluidized bed flue gas desulfurization reaction tower, belonging to the field of flue gas purification technology. Said invention includes tower body and flue gas inlet, flue gas outlet, spraying water inlet and spraying powder outlet which are connected with the tower body. Said tower body is composed of upper and lower two sections which are connected by means of designed Venturi section. The lower section of said tower body is preseparation chamber with buffer action, the connection form of the preseparation chamber and the described flue gas inlet adopts a tangetial gas-feeding turnable type structure, the bottom portion of preseparation chamber is equipped with a conical ash-falling mouth. The upper section of said tower body is a straight barrel section; the lower portion of said straight barrel section is connected with the described spraying powder inlet and spraying water inlet placed over the spraying powder inlet. In the interior of upper portion of said straight barrel section an internal separation member with inertial separation action is mounted, and the described flue gas outlet is placed over the internal separation member and connected with outer wall of said straight barrel section.

The invention relates to a silencer comprising an inlet pipe, an outlet pipe, a hollow expansion cavity formed between the inlet pipe and the outlet pipe, and a perforated acoustic metamateiral bafflearranged vertically or obliquely at the internal cross section of the hollow expansion cavity. The a perforated acoustic metamateiral baffle includes a frame; a constraint body in rigid connection with the frame is arranged inside the frame; a thin film covers the surface of the frame; and through holes are formed in the constraint body and the thin film. In addition, the invention also relates to an improved silencer; and occurrence of standing wave damping valley of the traditional resistant silencer is avoided and the good low-frequency noise elimination effect is realized. In addition, according to another embodiment, the invention also relates to an improved silencer, so that a problem of the direct contact between the sound absorption material and the fluid is solved. And accordingto another embodiment, the invention also relates to a silencer for improving the heat transfer efficiency of the fluid medium at the two sides of the hole by using vibration of a perforated acousticmetamateiral baffle. Besides, the invention also provides a method for frequency modulation and preparation of a perforated acoustic metamateiral baffle and a method of assembling the silencer. The silencer has characteristics of compact structure, simple process, stable performance, and long service life.

The invention relates to a rotary high-temperature superconducting-tube pyrogasification furnace for garbage. The rotary high-temperature superconducting-tube pyrogasification furnace is composed of four parts, i.e., a circular cylinder rotary furnace body, a rotary furnace body driver, a heater and a feeding machine. The rotary high-temperature superconducting-tube pyrogasification furnace is characterized in that the inner wall of the circular cylinder rotary furnace body is filled with metal stirring plates and a high-temperature mouse-cage-type superconducting heat transmitter. The heateruses gas produced by the cracking furnace for heating the superconducting-tube evaporation section of the high-temperature mouse-cage-type superconducting heat transmitter in the exterior of the furnace body, and generated radiant heat can be rapidly transmitted to garbage stirred in the furnace via high-temperature superconducting heat-transmitting pipes, thereby completing rapid, high-efficiencyand continuous pyrogasification of the garbage. The pyrogasification furnace provided by the invention has high temperature and balanced furnace temperature, so the dangers of bonding, bulging, block-forming and coking of the garbage caused by local overheating in the furnace are effectively solved, the generation of flue gas is avoided, pollution of harmful substances released by cracked substances to the environment are shielded, and the generation of dioxin is suppressed; and solid residues produced after cracking can be used as a chemical raw material for manufacturing of active carbon, and social benefits and economic benefits are significantly improved.

The invention discloses a bipyramid rotary superconducting waste cracking furnace which is composed of a bipyramid superconducting isothermal rotary furnace body, a rotary furnace body driver, a heater and a feeding machine. The bipyramid rotary superconducting waste cracking furnace is characterized in that the bipyramid superconducting isothermal rotary furnace body is a bipyramid composite pipeisothermal superconducting rotary furnace body with two small ends and a thick middle composed of a metal inner pipe and a metal outer pipe which are concentric, the thick portion in the furnace bodyis a superconducting working medium heating pool, and a circumferential heating zone provided with heat exchange sheets is arranged on the periphery of the heating pool. The heater heats the furnacebody outside the furnace body through self-produced gas of the waste cracking furnace, produced radiant heat is rapidly and evenly transferred to waste in the rotary furnace through the circumferential heating zone, the heating pool and the bipyramid composite pipe isothermal superconducting rotary furnace body, and therefore the waste is rapidly and efficiently cracked and gasified. By means of the cracking furnace, the risk that bonding, bulging, blocking and coking are caused by local overheating of waste in the furnace is avoided, flue gas is prevented from being produced, pollution of harmful substances released by cracked materials to environment is avoided, dioxin emission is effectively restrained, and environment is protected; and cracked solid waste can be used as activated carbon for preparing chemical raw materials, and the overall economic benefits are obvious.

The invention discloses a sand and stone separation device capable of conveniently conveying materials and multi-stage brushing and selecting materials. Conveying motor, the bottom end of the conveying motor is equipped with a conveying shaft, the spiral dragon is installed on the conveying shaft, and the top of the conveying cylinder is provided with a conveying pipe connected with the feeding chamber , the rear end of the base is equipped with a material box, the bottom plane of the material box is provided with an upper fixing plate, the upper plane of the base is equipped with a lower fixing plate, the upper fixing plate and the lower fixing plate There is a lifting connecting rod between them; the beneficial effect of the present invention is: through the double-stage sieving material treatment, the stones, coarse sand and fine sand are screened out separately, and separated and collected, and processed by the required building construction.

The invention belongs to the technical field of tea processing and specifically discloses a white tea processing technology. The white tea processing technology comprises the following processing steps: 1) picking; 2) screening; 3) wilting: spreading tea, controlling the thickness to be 1.5-2cm, and controlling the wilting water loss rate to be 32-38%; 4) rolling: preparing a sponge ball having the diameter of 0.2-0.5cm, and embedding quartz having the particle size of 0.12-0.25cm into the sponge ball; heating the sponge ball to 58-65 DEG C; adding the heated sponge ball and the tea treated inthe step 3) into a rolling machine, wherein the mass fraction ratio of the sponge ball to the tea is controlled to be 1:(1.5-3); controlling the rolling rotation speed to be 26-32 r/min, rolling for4-6 minutes, and performing pressure-free rolling; 5) drying: drying the tea treated in the step 4) in a drying machine, controlling the temperature to be 90-96 DEG C for 6-10 minutes; spreading for cooling for 12-16 minutes after drying completion, and after-baking at an after-baking temperature of 80-88 DEG C. The white tea prepared according to the technology disclosed in the invention has thefixed shape and is strong and persistent in pekoe flavor.

The invention relates to a fire grate of an incinerator with laterally arrayed fins. The fire grate is characterized in that a fixed cross beam mounted on a boundary beam penetrates through a row of slots for fixing the tail part of fire grate segments so as to form a fixed fire grate board, and a moveable cross beam mounted on a pull rod penetrates through a row of slots for moving the tail part of the fire grate segments so as to form a movable fire grate board, wherein the movable fire grate board is forward superposed with the fixed fire grate board and are arrayed at interval to form the fire grate; each fire grate segment is provided with a primary air hole; the front end of the upper surface of each fire grate segment is provided with fins; the fins on the same row of fire grate segments are laterally arranged so as to form a toothed structure; and the fins on two adjacent fire grate segments are staggered longitudinally. The fire grate can scatter, loosen, stir and mix the rubbishes in the incinerator in all directions, avoid the caking and blocking of the rubbishes on the fire grate segments, promote the drying and burning efficiency of the rubbishes and shorten the drying time. The fire grate is in favor of rapidly burning rubbish and can be used as both forwards and backwards fire grates.

The invention discloses a soybean meal drying roller for feed. The soybean meal drying roller comprises a pretreatment unit and a drying unit, wherein the pretreatment unit comprises a vibrating screen and a supporting column, the supporting column is arranged at the bottom of the vibrating screen, and the vibrating screen is connected with a driving mechanism; and the drying unit comprises an outer cylinder, an inner cylinder and a rotating shaft, the inner cylinder is rotatably arranged in the outer cylinder, a heating element is arranged between the inner cylinder and the outer cylinder, the rotating shaft is rotatably arranged in the inner cylinder, the rotating shaft is connected with stirring blades, and the vibrating screen communicates with an inner cavity of the inner cylinder. The vibrating screen of the pretreatment unit can drive materials to vibrate to scatter caked or clustered materials in advance so as to guarantee the later drying uniformity, the materials enter the drying unit, the inner cylinder can drive the materials to rotate, the heating element heats the inner cylinder, and the inner cylinder exchanges heat with the materials so as to dry the materials; andmeanwhile, the rotating shaft is used for driving the stirring blades to stir the materials, the material heating uniformity is guaranteed, the drying effect is enhanced, convenience is provided for subsequent feed production procedures, and the finished product quality is improved.

The invention discloses an absorbing product core body and an absorbing product. The absorbing product core body comprises a carrier membrane and multiple water-absorbing resin particles, and the multiple water-absorbing resin particles are uniformly fixed into the carrier membrane. After the absorbing product core body and the absorbing product including the absorbing product core body absorb liquid, the liquid is mainly adsorbed in the water-absorbing resin particles, and since the water-absorbing resin particles are uniformly distributed in the carrier membrane, the liquid is uniformly distributed in the carrier membrane; meanwhile, since the water-absorbing resin particles are fixed into the carrier membrane, it can be prevented that the absorbing product core body is gathered, stuck and faulted when the water-absorbing resin particles move, then the absorbing product can be prevented from being deformed, and the using experience is improved. Besides, the invention further discloses a method for manufacturing the absorbing product core body and the absorbing product including the absorbing product core body.

The invention discloses a biomass gasification furnace with an anti-accumulation effect. The biomass gasification furnace comprises a gasification furnace, wherein a gasification chamber is arranged in the gasification furnace; an ash storage cavity is formed in the lower side of the gasification chamber in a communicating manner; a filter plate is arranged on the inner lower side of the gasification chamber; the filter plate has a high left part and a low right part; the left end of the upper wall of the gasification chamber is communicated with a feeding hole with an upward opening; a biomass raw material is input into the gasification chamber through the feeding hole and falls on the left end of the upper end surface of the filter plate; and shaking devices are arranged on the left sideand the right side of the filter plate. According to the invention, raw materials are shaken and circularly fall off, so efficiency reduction caused by caking of the raw materials in the gasificationprocess is prevented, and generated waste materials can quickly drop; meanwhile, the stored waste materials can be continuously scraped off and can be pushed out at a time, so reduction in storage space caused by adhering of the waste materials to the inner wall of the storage cavity is prevented and influence of storage space reduction on later use is avoided; and workers do not need to take outthe waste materials, so working intensity is reduced.

The invention relates to the field of disposable sanitary products, in particular to a preparation method for an improved composite core. The problems of a complicated processing technology and high processing cost of a composite core in the prior art are mainly solved through the preparation method. The preparation method includes the following steps: (1) preparing non-woven fabric; (2) adding apolymer water-absorbing resin material to the non-woven fabric obtained in the step (1); (3) preparing bulk non-woven fabric, and spraying the polymer water-absorbing resin material to the top surfaceof the bulk non-woven fabric; (4) compounding the lower surface of the bulk non-woven fabric on the upper surface of the product obtained in the step (2); (5) cutting the product obtained in the step(4) so as to form a single rolled material with a small width; (6) conveying the product obtained in the step (4) in a continuous mode; (7) preparing underlayer non-woven fabric, and then compoundingthe underlayer non-woven fabric with the top surface of the bulk non-woven fabric; and (8) bending the areas, which are not adhered to the bulk nonwoven fabric, at two transverse sides of the underlayer non-woven fabric obtained in the step (7) downward and inward for coating so as to adhere the areas to the two transverse sides of the lower surface of the non-woven fabric.

The invention discloses breeding equipment capable of improving the growth quality and the survival rate of koi carps and a breeding method, and belongs to the technical field of koi carp breeding. The breeding equipment comprises a breeding box, guide rails are arranged at the two sides of the top of the breeding box, walking wheels are connected to the guide rails in a rolling manner, and a rotating shaft is sleeved with the two sets of walking wheels; a feeding mechanism is connected to the middle of the rotating shaft, screw rod driving mechanisms are evenly arranged on the inner wall of the breeding box, screw rods are arranged on the screw rod driving mechanisms, cleaning mechanisms are connected to the screw rods in a threaded manner, and when a water pumping pipe pumps water, waterflow and fish excrement which move fast impact blades, and therefore a driven shaft rotates; and then a cleaning shaft drives a cleaning brush to clean the fish excrement which is difficult to cleanat the bottom of the breeding box, so that the fish excrement at the bottom of the breeding box can be effectively cleaned in cooperation with the screw rod driving mechanisms, koi carp fries are prevented from living in water with high ammonia content, and the survival rate of the koi carps is effectively increased.

The invention relates to the technical field of machines or devices adopting a jetting method for coating the surface of an object or surfaces of other workpieces with liquid or other fluid, in particular to an electric hoist box body outer wall spraying process. The electric hoist box body outer wall spraying process includes the following steps of firstly, grinding, secondly, cleaning, thirdly,temperature setting, fourthly, preparing a spraying device, fifthly, priming paint spraying, sixthly, middle layer paint spraying, and seventhly, surface layer paint spraying. By means of the technical scheme, oil paint is prevented from being sprayed on the ground, and waste of the oil paint is reduced; and the adhesive force of the oil paint can also be enhanced.