78results about How to "High market recognition" patented technology

The present invention enables analysis of customer needs with a high level of precision, not by indicating whether the customer opinions are positive or negative, but by quantitatively indicating their levels of importance. An information processor storing customer opinion information containing document data expressing opinions of customers in natural language, includes: a morphological analysis unit which parses document data into individual words, correlates each individual word to a grammatical part of speech, and outputs resultant data; a syntactic analysis unit which uses the data outputted from the morphological analysis unit to analyze content of the document; a clustering unit which uses the processing results from the syntactic analysis unit to categorize and output the customer opinion information according to predetermined customer needs; an evaluative word definition unit which receives, from a user, a setting of a keyword for evaluating the customer needs and an evaluation value for the keyword; and a tally processing unit which calculates a score indicating level of importance of the customer need, by using the customer opinion information categorized by the customer needs, along with the keyword and evaluation value set for the keyword.

The invention discloses a natural gas engine plateau power loss compensation control method. The method comprises a step of determining the altitude range of engine working and obtaining an engine running state through an obtained atmospheric pressure value, a step of obtaining a real-time torque required by the engine according to an engine running state signal and obtaining a corresponding powerloss ratio according to the real-time torque and the altitude range, and a step of generating a corresponding power compensation signal according to the power loss ratio and controlling intake air pressure correction, controlling air-fuel ratio correction or / and controlling ignition advance correction according to the power compensation signal such that the lack of power of the engine is avoided.It can be seen that different ignition advance angle, air intake pressure and air-fuel ratio control is used in different environments of the engine to optimize the overall performance of the engine,the power is ensured, only the setting of a supercharger and an atmospheric pressure sensor is needed, various application environments are satisfied, and the product promotion is expanded.

The invention discloses a method for producing a golden flower dark tea by employing rapid fermentation of a raw dark tea brick. The method comprises the following steps: (1) sterilizing in a fermentation room, sterilizing an air-tight fertilization room with an air inlet and an air outlet; (2) sterilizing the dark tea, carrying out moist heat sterilization on a raw dark brick tea in an autoclaved sterilization pot; (3) artificially inoculating an eurotium cristatum strain and blending to prepare a strain solution, cooling the sterilized raw dark tea brick to a room temperature, and soaking in the strain solution or evenly spraying the strain solution on the surface of the tea brick; and (4) uniformly and vertically putting the inoculated tea brick on a fermentation frame of a sterilized fermentation room, fermenting for 7-21 days, taking out and carrying out reduced pressure drying, so as to obtain the golden flower dark brick tea brick. According to the method disclosed by the invention, efficient flowering of the dark tea is achieved; the cost is low; each gram of dry tea contains not more than 1.8*10<7> eurotium cristatum in average; the soup brewed by the golden flower dark tea is clear, and fragrant in aroma; the produced brick tea is stable in quality, can be stored for a long period of time, and has relatively good nutrients and relatively high collection value.

The invention discloses a wall spraying device for building decoration and a method thereof, and relates to the technical field of building construction equipment. The wall spraying device comprises amachine frame, a bottom plate is arranged at the bottom of the machine frame, a feeding device is arranged on the bottom plate, and the feeding device comprises a material storage box. A feeding pumpis arranged on the side, located on the bottom plate, of the material storage box, the feeding end of the feeding pump is connected with the material storage box through a first feed delivery pipe, and a feeding pipe is arranged at the discharging end of the feeding pump. The machine frame is provided with a horizontal moving mechanism, the horizontal moving mechanism is provided with a verticalmoving mechanism, and the vertical moving mechanism is provided with a spraying mechanism. The different position adjustment of the spraying mechanism can be realized by arranging the horizontal moving mechanism and the vertical moving mechanism, so that the entire device is prevented from being moved back and forth when a wall is sprayed, and requirements of wall painting areas are met; and thenthe spraying efficiency is improved, the spray quality is guaranteed, and the spray uniformity is improved.

The invention discloses a round granule ore fertilizer pelleting process which comprises the following steps: I) preparing raw materials; II) performing stirring mixing; III) performing pelleting; IV) screening wet granules; V) performing first-stage drying; VI) performing second-stage drying; VII) cooling; VIII) screening a finished product; IX) packaging the finished product. The invention further discloses a pelleting device with the process. The pelleting device comprises a mixing machine, a disc pelleting machine, a staged rotary screen, a rotary drying machine, a vibration fluid bed dryer, a rotary cooling machine and a vibration screen. The round granular ore fertilizer pelleting process is high in pelleting disc balling yield, low in granule crushing rate in the drying procedure, high in yield of the whole system, advanced in pelleting process, low in drying cost, small in water amount, high in granule strength of a round granule ore fertilizer product, good in sphericity degree and high in market acceptance degree.

The invention relates to a milone and a preparation method thereof, belonging to the dairy processing field. The milone comprises the following components: 6-8% of malt, 42-44% of purified water, 44.4-51.8% of whey, 0.1-0.2% of hop, 0.1-0.2% of kefir zymocyte, 0-3% of fruit juice and 0-0.2% of fruity essence. The preparation method is characterized in that the mixture of kefir flora fermented whey and wort is added after the whey and the wort are respectively prepared, and the juice and flavor materials are added to improve the taste. The milone has the nutrition of beer and has the function of the whey protein and the kefir probiotics. The alcohol content in the finished product of the milone is 0.5-2.0% (V / V), the milone is cool, tasty and refreshing, and the favors of different crowds can be satisfied.

The invention discloses a movable type thin film packaging robot. The movable type thin film packaging robot comprises a forklift body, an electric control box, a fixed support frame, a power transmission rotating mechanism, a thin film tension control mechanism, a thin film winding and elevating mechanism, a stabilization balancing rod and a thin film cutting and pressing mechanism. The power transmission rotating mechanism is arranged at the tail end of one side of the fixed support frame. The thin film winding and elevating mechanism is movably connected to the tail end of the power transmission rotating mechanism. The thin film tension control mechanism is fixedly arranged on the thin film winding and elevating mechanism. One end of the stabilization balancing rod is fixedly connected with the fixed support frame, and the other end of the stabilization balancing rod is fixedly connected with the power transmission rotating mechanism. The thin film cutting and pressing mechanism is arranged on the fixed support frame and located between a pair of forking teeth. By improving the power transmission mechanism and the thin film winding and elevating mechanism, the movable type thin film packaging robot is simpler, more reasonable and compacter in structure, lower in cost, smaller in occupied space, more reasonable in designed layout, good in overall aesthetic performance and high in customer market recognition degree; and better upgrading improvement is achieved for an old type product.

The invention relates to a food container and a feeding device. The food container is made of elastic material. The food container comprises an open end and a sealed end. The sealed end is provided one or more through holes. The open end is provided with a strip-shaped ring for fixing a bag on other parts. The strip-shaped ring is of an elliptical shape with unequal long axis and short axis, so that the food container is allowed to be mounted on other parts according to a definite direction. Due to the fact that a food container is usually flat or of other non-circular shapes to allow a user to conveniently place the food container in the mouth and bite out foods in the container, the food container needs to the matched with the shape of the mouth during use. When the food container is matched with other parts to form the feeding device and when the feeding device is held, the food container can always be located at the most appropriate angle by the unique design of the food container, and application convenience is achieved.

A compound sulfachlorpyrazine sodium soluble powder, each 100g soluble powder is made of the following components: sulfachlorpyrazine sodium 15-25g, synergist 3-5g, carrier I 40-60g, carrier II 2-4g, malt paste The essence is 5-10g, and the balance is anhydrous glucose; the carrier I is polyethylene glycol 6000, polyethylene glycol 4000 or a mixture of the two, and the carrier II is polyvinylpyrrolidone. At the same time, the preparation method of the compound sulfachlorpyrazine sodium soluble powder is disclosed. This application adopts double water-soluble joint carrier materials to increase the solubility and dissolution rate of the synergist through solid dispersion technology. The preparation process is simple and feasible, and it is convenient for large-scale industrial production. Marketing.

The invention discloses vitamin B tablets and a preparation method thereof. Vitamin B1, vitamin B2, vitamin B6, vitamin B12, niacin, D-calcium pantothenate, folic acid, microcrystalline cellulose, magnesium stearate and coating powder are used as main raw materials and auxiliary materials. The preparation method comprises the following technological steps of screening the raw materials, performing weighing, performing mixing, making soft materials, performing granulation, performing drying, separating granules, performing whole mixing, performing tabletting, performing coating, performing selecting, performing packaging and the like. The preparation method is a novel tablet preparing technology. According to the vitamin B tablets, the compatibility of a new formula is adopted, all elements are reasonable in compounding ratio and mutually have extremely important synergistic effects, and the absorption and the utilization of nutrients are facilitated; besides, the invention discloses a new preparation method in accordance with the new formula, and the vitamin B tablets prepared by the new preparation method are high in quality, high in efficiency, and environmentally-friendly and pollution-free in preparation process.

The invention discloses a luggage padlock. The luggage padlock comprises a lock hook and a lock body, wherein the lock hook and the lock body are arranged on an upper shell of luggage and a lower shell of the luggage respectively. The lock hook forms a locking portion. The lock body comprises a fixing base installed on a luggage body and a lock shell connected with the fixing base through a support. A stopping block, a stopping block reset piece, a code mechanism, a lock cylinder mechanism and a number changing mechanism are installed in the containing space between the lock shell and the fixing base. One end of the lock shell is provided with a button and a button compressed spring and under the unlocking state, a locking structure is separated from the locking portion after the button is pressed. The luggage padlock has the advantages that number wheel assemblies are symmetrically arranged on the two sides of the lock shell, both the appearance and the structure are very novel, a traditional single mode is changed, the safety coefficient is increased and the market recognition degree is high; unlocking can be achieved through codes and a key, and use is convenient for a user; the lock body and the lock hook are arranged on the upper shell of the luggage and the lower shell of the luggage respectively, locking is conducted without matching with a zipper of the luggage, the lock body is not prone to being damaged, use is firmer and the safety and the reliability are high.

The invention discloses calcium-magnesium-vitamin D tablets and a preparation method thereof. Every 1000 tablets consist of the following raw materials: 475-485g of calcium carbonate, 295-305g of magnesium carbonate, 0.50-0.55g of vitamin D, as well as the following adjuvant materials: 129-130g of dextrin, 70-80g of starch, 12-16g of silicon dioxide and 28-32g of coating powder; and the finished product, namely Jianbai calcium-magnesium-vitamin D tablets, has functions of supplementing calcium, magnesium and vitamin D and is mainly prepared by such technological processes as sieving the materials, weighing the materials, mixing the materials, preparing a soft material, preparing granules, drying the granules, straightening the granules, totally mixing the granules, tableting the granules, coating obtained tablets, picking the tablets, packaging the tablet and the like; the calcium-magnesium-vitamin D tablets, through novel prescription compatibility, are reasonable in proportioning among various elements which take a quite important 'synergistic' effect there-among, so that the absorption and utilization of nutrients are promoted; and in addition, the calcium-magnesium-vitamin D tablets, which are prepared by virtue of the novel preparation method, are high in quality and high in efficiency, and the preparation process is environment-friendly and pollution-free.

The invention discloses a positive-pressure joint for needleless medicated transfusion, belonging to the field of medical apparatus and instruments. The positive-pressure joint comprises a rubber plug inner core, a hollow rubber plug, a connecting tube socket and a shell of which the upper and lower ends are through, wherein the connecting tube socket and the lower end of the shell are in connected in a sleeving mode, and a horizontal flow guiding groove, which divides the bottom face of the internal wall of the connecting tube socket horizontally and equally, and two exhausting through holes, which are correspondingly located at the two sides of the horizontal flow guiding groove, are formed in the bottom face of the internal wall of the connecting tube socket; a transfusion tube is inserted to the middle part of the horizontal flow guiding groove; a rubber plug shell which is coaxial with the shell is arranged in the shell, the top face of the rubber plug shell is lower than the top face of the shell, the hollow rubber plug is coaxially located in the rubber plug shell and is supported by the bottom face of the internal wall of the rubber plug shell, sealing structures are respectively formed between the outer circumferential wall of the hollow rubber plug and the inner circumferential wall of the shell and between the outer circumferential wall of the hollow rubber plug and the inner circumferential wall of the rubber plug shell, and two exhausting pipes are further arranged at the bottom of the rubber plug shell and are connected with the two exhausting through holes correspondingly in an inserting mode; at least one longitudinal flow guiding groove which can be communicated with the horizontal flow guiding groove is formed between the radial direction of the outer circumferential wall of the rubber plug shell and the radial direction of the inner circumferential wall of the shell.

The invention discloses a servo motor endurance test device and a test method thereof. The servo motor endurance test device comprises a servo motor, a mechanical load assembly which is used for providing load required by the servo motor and a power supply device. The output shaft of the mechanical load assembly is connected with the input port of the servo motor. The power supply device is electrically connected with the plug of the servo motor. According to the device and the test method thereof, the test period is short, rapid endurance of equipment can be realized, the range is application is wide and the yield rate of the product market can be enhanced.

The invention discloses a dustproof device for a conveyor, and relates to the technical field of auxiliary equipment of the conveyor. The dustproof device comprises supporting frames, wherein the number of the supporting frames is two, and the two supporting frames are connected to the two side arms of the conveyor through bolts or screws. A protective frame is fixedly connected to the top surfaceof each supporting frame, the tops of the two protective frames are connected through a protective cover, a U-shaped seats is fixedly connected to each of the side faces, far away from each other, ofthe two protection frames, first rotating shafts are rotationally connected in the U-shaped seats, T-shaped shaft sleeves fixedly sleeve the first rotating shafts, the vertical ends of the T-shaped shaft sleeves are rotationally connected with second rotating shafts, and one ends of the second rotating shafts are fixedly connected with arc-shaped plates. According to the dustproof device, the protective covers are arranged on the protective frames, and the arc-shaped plates are arranged, so that the diffusion of dust particles in the conveying process can be effectively prevented, and the phenomenon that because nearby workers breathe in dust, diseases with great harm are caused is completely eradicated; and the device is convenient to detach and suitable for popularization.

The invention belongs to the field of tea processing and particularly relates to a processing method for improving quality of large-leaf green tea. The processing method comprises the steps as follows: picking and spreading of fresh leaves, fixation, rolling, primary drying, rerolling and stir-frying, rerolling comprises steps of slight rolling, medium press rolling, heavy press rolling and slightrolling, the uniformity and strip forming rate of rolled leaves are increased, the obtained large-leaf green tea has compact appearance strips, dark green, oily and uniform color. Under the joint action of al steps, contents and aroma of the large-leaf green tea are fully oxidized, so that aromatic substances in tea leaves are increased, the obtained large-leaf green tea has Chinese chestnut aroma or fried bean aroma, mellow taste and good sweetness after taste. The prepared large-leaf green tea has green and bright soup and yellowish green and bright leaves after brewing and has high marketrecognition degree.

The invention provides a continuous flatly-pressing process for preparing a light wafer board from ultrathin wafers. The process comprises the following steps: 1) slicing wet wood raw materials into the ultrathin wafers; 2) carrying out mesh-belt low-temperature drying on the ultrathin wafers to reach a proper moisture content; 3) gluing the dried ultrathin wafers in a manner of flexible spray gluing and through a tank-type gluing machine; 4) uniformly laying the glued ultrathin wafers by virtue of a plurality of groups of multi-shape laying heads to obtain a board blank; and 5) carrying out hot-pressing shaping on the board blank in a manner of continuous hot-pressing. The process has the following characteristics: the ultrathin wafers are prepared by virtue of middle- and low-grade raw materials, the shape integrity of the wafers is kept through the methods of flexible drying and gluing, then the structure uniformity of the board blank is ensured by virtue of the layered laying of the plurality of laying heads, and continuous production line preparation for the high-performance and low-density wafer board is realized. The preparation process is high in production efficiency; andthe prepared wafer board product is low in density, high in performance, and high in market competitiveness.

The invention discloses an ultralow-temperature fuel gas temperature protection method for an LNG (liquefied natural gas) engine. The method includes the following steps: step 1, mounting temperature sensors at an outlet of a vaporizer, an inlet of a fuel gas metering valve and a water outlet of the engine in advance respectively, correspondingly collecting temperature TNGT of the outlet of the vaporizer, temperature NGT of the inlet of the fuel gas metering valve and temperature ECT of the water outlet of the engine respectively, and presetting TNGT control parameters, NGT control parameters and ECT control parameters respectively; step 2, after an engine ECU (electronic control unit) is power-on, performing engine start protection through judgment on the TNGT; step 3, reading the TNGT, the NGT and the ECT, and through logical operation, judging to perform torsion-limited engine operation, normal engine operation or engine stall; step 4, if the torsion-limited engine operation or the normal engine operation is performed in the step 3, repeating the step 3. By the ultralow-temperature fuel gas temperature protection method, reliable low-temperature protection to a fuel gas supply system of the LNG engine is realized, so that personal injuries and economic losses both caused by low temperature during use of the LNG engine are avoided.

The invention discloses a charging operation management system and method capable of overall planning and sharing, which are used for providing charging service for electric vehicles. The system comprises a charging service management platform, a plurality of parking lots distributed in a city, a client terminal, a plurality of portable charging units which can be planned and allocated among the plurality of parking lots through the charging service management platform, and a service terminal which is used for providing resource scheduling for the plurality of parking lots and electric vehicles. The charging service management platform is used for interconnecting the plurality of parking lots, the client terminal, the service terminal and the plurality of portable charging units and establishing communication connection. According to the invention, a user can park the vehicle at any position of the parking lot, and the system can automatically search the vehicle and carry out charging service according to the vehicle positioning information and the charging demand information positioned or sent by the user client; and after charging is completed, the user is informed of charging completion related information and vehicle position information.

The invention discloses a pixel dividing device used for a laser color selector, and relates to the technical field of color selectors. The pixel dividing device comprises a machine frame which is ofa rectangular frame structure, the machine frame is formed by buckling a groove frame and a flat frame, a through groove is formed in the surface of the groove frame, a rack is clamped into the through groove in a matched manner, a plurality of long-strip plates are arranged in the machine frame, one end of each long-strip plate is rotationally connected with a gear, and the gears are meshed withthe rack. The pixel dividing device is inserted at the corresponding position of the laser color selector, each long-strip plate corresponds to one spraying nozzle opening, the edge of each long-stripplate can serve as starting and stopping positions of spraying nozzle opening pixels, clicking for dividing the pixels is carried out on upper computer software of the color selector, the pixel position and size occupied by each spraying nozzle opening can be obtained, and the sorting accuracy is improved.

The invention discloses a six-door refrigerator with a thin-wall structure, and relates to the technical field of refrigerators. The refrigerator comprises a refrigerator body, and a first cross beamand a second cross beam are arranged in a body cavity of the refrigerator body side by side; the first cross beam and the second cross beam divide the body cavity of the refrigerator body into an upper-layer cavity, a middle-layer cavity and a lower-layer cavity from top to bottom correspondingly, a pair of cold storage doors is installed at the opening port of the upper-layer cavity in a folio mode, a pair of temperature-variable door is installed at the opening port of the middle-layer cavity in a folio mode, and a pair of freezing door is installed at the opening port of the lower-layer cavity in a folio mode. According to the refrigerator, the interior of the refrigerator is re-divided and refined, the volume rate of the refrigerator is greatly increased, and the storage and classification of articles are clearer, so that a market acceptance degree of the refrigerator is effectively improved, and the refrigerator has relatively high market application value.

The invention discloses an adjustable rain-sheltering advertising sign device, and relates to the technical field of advertising sign equipment. The adjustable rain-sheltering advertising sign devicecomprises a base; supporting columns are arranged on the two sides of the top face of the base; the top ends of the two supporting columns are connected through a top box; frames are arranged betweenthe two supporting columns; the top ends of the two frames are connected to the supporting columns through a core shaft; power transmission mechanisms for controlling the frames to rotate are arrangedinside the supporting columns; power mechanisms for controlling the power transmission mechanisms to move are arranged inside the base; a first reel and a second reel are arranged at the lower portion of the top box side by side; one end of the first reel is rotationally connected with the side face of the supporting column through a rotating mechanism, and the other end of the first reel is rotationally connected on the side face of the other supporting column; the two ends of the second reel are rotationally connected on the side faces of the supporting columns; advertising curtains are wound around the peripheral side face of the first reel and the peripheral side face of the second reel respectively. According to the adjustable rain-sheltering advertising sign device, the frames are driven by the power mechanisms and the power transmission mechanisms to open and close, the popularization value is effectively improved, and the adjustable rain-sheltering advertising sign device is suitable for popularization.

The invention discloses a method for firing light ceramsite by utilizing river sludge and machine-made sand tailing mud, and relates to a preparation method of light ceramsite. The method solves the problem of environmental pollution caused by riverway sludge, machine-made sand tailing mud and other spoil, and the prepared product is green, environmentally friendly and high in additional value. The production process comprises the following steps: 1, pretreating river sludge and machine-made sand tailing mud; 2, drying the pretreated river sludge and machine-made sand tailing sludge; 3, mixing and preparing the dried river sludge, the machine-made sand tailing mud and an additive; 4, extruding the mixed material into a blank; and 5, sintering the ceramsite blank in a kiln. The light ceramsite is fired by taking river sludge and machine-made sand tailing mud as main raw materials. The environment pollution caused by the river sludge and the machine-made sand tailing mud is solved, resources are fully utilized, clay needed by traditional ceramsite preparation is replaced, land resources are effectively protected, and meanwhile the preparation cost is reduced. The fired light ceramsite has the characteristics of low water absorption, low density, high strength, good heat insulation effect and the like.

The invention discloses a making method of chili oil for spicy chicken nuggets. The making method comprises the following steps of S1, preparing chili semi-finished products: stir-frying 5 parts of oil and 100 parts of dry chili in weight ratio, and crushing the stir-fried dry chili; S2, preparing oil material semi-finished products: heating oil, and then cooling the heated oil; S3, preparing red oil: mixing 10-12 parts of the chili semi-finished products with 90-100 parts of the oil material semi-finished products in the weight ratio, and then performing refining; and S4, performing refining to obtain the chili oil: mixing the 10-12 parts of the chili semi-finished products with 80-100 parts of the oil material semi-finished products, 3-5 parts of the red oil, 0.8 part of Chinese prickly ash and 0.8-1.2 parts of spices in the weight ratio, and performing refining. The chili oil prepared by the making method disclosed by the invention is glittering and translucent in color, golden red in color, spicy rather than pungent in taste, and rich in taste layers; in the process of making the chili oil, the refining step of the chili and the oil is sequentially performed twice, so that the situation of obtaining buffering once when the chili enters the oil is guaranteed, peppery taste is uniformly dispersed into the chili oil, the taste is more layered, the chili has higher saturation degree, other substances are not liable to merge into the chili, and the chili can be preserved for a long term.

The invention discloses a pneumatic mixer. The pneumatic mixer comprises a tank, a feeding port and an exhaust pipe which are arranged at the upper end of the tank, an impurity collecting pipe arranged on the inner wall of the tank, a support ring surrounding the inner wall of the tank and located below the impurity collecting pipe, a protection net fixed on the support ring, an air passing cavityarranged on the lower side of the tank, an air inlet penetrating through the tank and connecting the tank with the air passing cavity as well as a rotating fan arranged on the lower side of the protection net. The pneumatic mixer is provided, a new mixer design concept is provided, the clearing difficulty of the inside of the mixer is reduced, a mixing rod is omitted, and the inner structure of the mixer is further simplified.

The invention discloses a wall spraying device for building decoration and a method thereof, and relates to the technical field of building construction equipment. The wall spraying device comprises amachine frame, a bottom plate is arranged at the bottom of the machine frame, a feeding device is arranged on the bottom plate, and the feeding device comprises a material storage box. A feeding pumpis arranged on the side, located on the bottom plate, of the material storage box, the feeding end of the feeding pump is connected with the material storage box through a first feed delivery pipe, and a feeding pipe is arranged at the discharging end of the feeding pump. The machine frame is provided with a horizontal moving mechanism, the horizontal moving mechanism is provided with a verticalmoving mechanism, and the vertical moving mechanism is provided with a spraying mechanism. The different position adjustment of the spraying mechanism can be realized by arranging the horizontal moving mechanism and the vertical moving mechanism, so that the entire device is prevented from being moved back and forth when a wall is sprayed, and requirements of wall painting areas are met; and thenthe spraying efficiency is improved, the spray quality is guaranteed, and the spray uniformity is improved.

The invention discloses a digital signage device suitable for a lake landscape, and relates to the technical field of digital signage. The digital signage device includes a substrate, a plurality of floating objects are uniformly disposed on the lower surface of the substrate, at least one bracket is fixed on the upper surface of the substrate, one end of the substrate is rotatably connected witha casing through a strut, one end of the casing is movably connected with the surface of the bracket through a connecting rod, a display panel is embedded in one surface of the casing, and a circuit board is mounted on the inner surface of the casing. A cooling pipe is fixed in the casing through a fixing column, the two ends of the cooling pipe are provided with a water inlet and a water outlet respectively, the water outlet is connected with a drain pipe, one side of the casing is provided with a box body, and the box body is fixed on the upper surface of the substrate. A storage battery anda water pump are arranged in the box body, the water outlet end of the water pump is connected with the water inlet through a water conveying pipe, and the water inlet end of the water pump is connected with a water inlet pipe. According to the digital signage device, the water pump is utilized to form circulating water in the cooling pipe, heat in the casing is effectively reduced, and the service life of the display panel is prolonged.

The invention discloses an automatic impurity removal pneumatic stirring device. The automatic impurity removal pneumatic stirring device comprises a tank body, a feeding hole, an exhaust structure, an impurity collecting pipe, a support ring, a protection screen, an air flow cavity, an air inlet structure and a rotating fan, wherein the feeding hole and the exhaust structure are formed in and arranged at the upper end of the tank body; the impurity collecting pipe is arranged on the inner wall of the tank body; the support ring is arranged around the inner wall of the tank body and is positioned below the impurity collection tube; the protection screen is fixed to the support ring; the air flow cavity is formed in the lower side of the tank body; the air inlet structure passes through thetank body, and connects the tank body with the air flow cavity; the rotating fan is arranged on the lower side of the protection screen. According to the automatic impurity removal pneumatic stirringdevice, a novel stirring machine design idea is provided, so that the difficulty in cleaning the inside of a stirring machine is lowered, a stirring stick is removed, and the internal structure of the stirring machine is further simplified.

The invention discloses a method for firing light ceramsite by using domestic sludge and shield muck, which solves the problem of environmental pollution caused by spoil such as domestic sludge and shield muck, and the prepared product is green and environment-friendly and has high added value. The production process comprises the following steps: 1, pretreating the domestic sludge and the shield muck; 2, drying the pretreated domestic sludge and shield muck; 3, mixing and preparing the dried domestic sludge, the shield muck and the additive; 4, extruding the mixed material into a blank; and 5, sintering the ceramsite blank in a kiln. According to the invention, domestic sludge and shield muck are used as main raw materials for firing the lightweight ceramsite. The environment pollution caused by the domestic sludge and the shield muck is solved, full utilization of resources is achieved, clay needed by traditional ceramsite preparation is replaced, land resources are effectively protected, and meanwhile the preparation cost is reduced. The fired light ceramsite has the characteristics of low water absorption, low density, high strength, good heat insulation effect and the like.