310results about How to "Increase consumption" patented technology

The invention relates to the field of mechanical oil extraction of oil fields, and discloses an energy consumption braking anti-reverse device and method for an electric submersible centrifugal pump directly driven by a permanent magnet motor. The control cabinet is arranged on the ground, is connected with the permanent magnet synchronous motor in the submersible permanent magnet motor direct-drive electric submersible centrifugal pump oil extraction system through a cable, and can monitor and respond to the working state of the permanent magnet synchronous motor in real time, so that the permanent magnet synchronous motor drives the electric submersible centrifugal pump to work; an energy consumption braking circuit and a motor monitoring protection circuit are arranged in the control cabinet; the motor monitoring protection circuit is used for monitoring and responding to the working state of the permanent magnet synchronous motor in real time; the energy consumption braking circuit is used for being connected when the permanent magnet synchronous motor loses power and consuming reverse electric energy generated by the permanent magnet synchronous motor in time when the permanent magnet synchronous motor rotates reversely. The problem that the service life of the motor is shortened due to the fact that electric energy generated by reverse rotation of the permanent magnet motor under the power-off condition is converted into heat energy to be consumed in the motor can be effectively prevented.

The invention discloses a production method for reducing slag runners in a spring steel square billet casting process, which specifically comprises the following steps: the superheat degree of continuous casting molten steel is 20-40 DEG C, slag is automatically added into a continuous casting square billet, and casting powder is conveyed into a crystallizer by taking compressed air as a carrier, so that a high-concentration compressed air atmosphere at an upper opening of the crystallizer is ensured, and the casting quality is improved. And a combustion-supporting effect is achieved on the casting powder, so that the melting effect of the casting powder is improved. And the insertion depth of the submersed nozzle is 70-80mm, so that the higher temperature of molten steel on the meniscus of the crystallizer is ensured, and the slag surface melting effect is improved. The slag line is not changed in the casting process; the crystallizer uses vibration parameters with high vibration frequency and high amplitude, so that the negative slippage time and the vibration advance amount of the crystallizer are improved, the inflow of liquid casting powder in an air gap between a steel billet and a copper pipe is facilitated, and the slag runner phenomenon in the casting process of the casting blank is avoided.

The invention relates to the technical field of cement-based pavement patching materials, and particularly discloses an aluminoferrite cement-based concrete pavement patching material as well as a preparation method and application thereof. The repairing material is prepared from the following raw material components in parts by weight: 25 to 45 parts of iron aluminate cement clinker, 2 to 5 parts of Portland cement clinker, 5 to 15 parts of composite gypsum, 2 to 4 parts of calcium sulphosilicate, 2 to 4 parts of vaterite, 10 to 25 parts of mineral powder, 40 to 50 parts of fine aggregate, 0.05 to 0.25 part of triisopropanolamine or diethanolisopropanolamine, 0.75 to 1.5 parts of calcium formate and 0.5 to 1.0 part of sulfate. The strength of the repairing material can be improved in the whole age, the freeze-thaw resistance is improved, and the repairing material has good bonding strength with the pavement.

The invention relates to the technical field of temperature early warning management, in particular to an electrolytic bath temperature central monitoring and early warning system. The system comprises an in-tank temperature frequency domain analysis module, an in-tank temperature and energy consumption influence analysis module, an in-tank electrolytic strength abnormity response adjustment module, an in-tank temperature over-low abnormity early warning adjustment module and an in-tank iterative execution influence analysis module. Temperature sensors are arranged at key positions in an electrolytic cell to monitor temperature signal distribution in the cell in real time and carry out frequency domain analysis, and meanwhile, corresponding current and voltage are obtained, electrolyte energy consumption analysis and time sequence influence analysis are carried out, and a time sequence correlation influence degree is obtained; and if the conditions are gradually increased and the temperature fluctuation is increased, designing and implementing an energy consumption abnormity response measure, if the conditions are gradually reduced and the temperature fluctuation is reduced, designing and implementing a temperature abnormity response measure, and if the conditions are judged to be other conditions, continuing to iteratively execute the time sequence influence analysis. The stability and quality of the electrolysis process can be guaranteed.

The invention discloses efficient photovoltaic frame aluminum turnover equipment, and relates to the technical field of aluminum turnover, the efficient photovoltaic frame aluminum turnover equipment comprises a bedplate, four transverse sliding rails are fixedly connected to the top surface of the bedplate, every two transverse sliding rails form a group, a sliding table is slidably connected to the upper portion of each group of transverse sliding rails, the sliding tables are fixedly connected with a supporting frame, and the supporting frame is fixedly connected with a base; the side face of the supporting frame is fixedly connected with side vertical rails, the side, away from the supporting frame, of each side vertical rail is slidably connected with a vertical supporting sliding plate, the middle of each vertical supporting sliding plate is rotatably connected with a rotating shaft, one end of each rotating shaft is provided with a servo motor, and the other end of each rotating shaft is fixedly connected with an overturning fastening mechanism. The two sides of the servo motor are fixedly connected with motor fixing bases. According to the photovoltaic frame material stacking and clamping device, loosening and falling caused by small clamping contact surfaces at the two ends due to material deformation in the overturning process can be prevented, and the stacking and clamping effects of photovoltaic frame materials are improved through multi-term clamping.

The invention discloses a positive electrode lithium supplementing agent, a positive electrode plate, a secondary battery and a power utilization device, and belongs to the technical field of batteries, the positive electrode lithium supplementing agent comprises lithium phytate and a lithium supplementing agent, and the lithium supplementing agent comprises at least one of Li5FeO4, Li6CoO4 and Li2NiO2. The lithium phytate and the lithium supplementing agent are combined to serve as the positive electrode lithium supplementing agent, the lithium phytate and the lithium supplementing agent act together, active oxygen and metal ions released by the lithium supplementing agent are adsorbed, side reactions of the electrolyte are reduced, the electrochemical stability of a system is maintained under high voltage, meanwhile, lithium can be completely released under a high-voltage lithium cobalt oxide system, and the service life of the lithium battery is prolonged. The release amount of a lithium source is effectively increased, the lithium consumption of a negative electrode SEI film forming reaction is fully supplemented, the embedding and separating process of lithium ions in a positive electrode material is promoted, the gas expansion of the secondary battery is improved, and the cycle life of the secondary battery is effectively prolonged.

The invention belongs to the technical field of preparation of a silicon fertilizer from coal gangue, and particularly relates to a silicon fertilizer preparation method for improving the effective silicon conversion rate of coal gangue and reducing energy consumption. The invention aims to solve the problems of low silicon resource utilization rate and high energy consumption in the prior art. The preparation method comprises the following steps: (1) crushing coal gangue, sieving and drying for later use; (2) adding a specific auxiliary agent and coal gangue according to a certain proportion, and fully mixing; (3) roasting the mixture at a certain temperature for a certain time; and (4) cooling the roasted product to obtain the silicon fertilizer. The silicon dioxide in the coal gangue can be effectively converted into silicate which can be conveniently absorbed and utilized by plants, the yield of the silicon fertilizer is increased, the environmental problem caused by accumulation of the coal gangue can be solved, the silicon fertilizer can also be used as a soil improvement material, good economic benefits and social benefits are achieved, and a solid foundation is laid for wide utilization of the coal gangue. Compared with a traditional method, the method has obvious economic and environmental benefits.

The invention relates to the technical field of coal quality identification and monitoring, and discloses a coal quality dynamic detection method and system based on an image identification mining face, and the method comprises the steps: obtaining images of a first region, a second region and a third region of the mining face from top to bottom in the mining operation process of a coal mining machine; extracting stratification features from the first area image and the second area image to obtain a stratification line distribution diagram; based on the stratification line distribution diagram, calculating the maximum value of the interlayer spacing and the vertical coordinate variance; determining the uniformity of the coal seam based on the maximum value of the interlayer spacing; determining the flatness of the coal seam based on the vertical coordinate variance; based on the coal seam uniformity and the coal seam flatness, the coal seam quality is obtained; extracting geometric features of the third area image, and generating a bright spot distribution map; calculating the average area of the hot spots based on the hot spot distribution map; according to the average area of the bright spots, the crushing degree of the coal rock is determined, and then the quality of the coal rock is determined. According to the invention, the coal seam quality and the coal rock quality can be analyzed.

The invention relates to the technical field of solid beverage food preparation, and discloses instant sugar-controlling and fat-reducing solid milk tea and a preparation method thereof. The formula of the instant solid milk tea capable of controlling sugar and reducing fat comprises the following raw material components in parts by mass: 2-4 parts of tea powder, 10-30 parts of milk powder, 1.8-2.5 parts of freeze-dried ginger powder, 8-15 parts of coconut oil powder, 6-8 parts of linseed diglyceride oil powder, 3-5 parts of stevioside powder and 2-4 parts of freeze-dried fruit powder. The instant sugar-controlling and fat-reducing solid milk tea provided by the invention is strong in solubility, can be quickly dissolved at low temperature without precipitation, is rich in nutrition, savoury and mellow in taste, smooth, fine and smooth without granular sensation and low in calorie, can accelerate fat consumption of an organism and soften blood vessels after being drunk, and has the characteristics of being instant, controlling sugar and reducing fat.

The invention discloses a satiety sugar-controlling fat-reducing composition and a preparation method and application thereof, the satiety sugar-controlling fat-reducing composition comprises hydrogel particles, a white kidney bean extract, a mulberry leaf extract, alpha-lipoic acid, L-carnitine, a lotus leaf extract, medium chain triglyceride, polyethylene glycol and sorbitol, and the composition is a tablet. The components are matched with one another to effectively adjust the leptin level, improve appetite, increase energy consumption, adjust the fat metabolism process, reduce fat accumulation, improve fat consumption, inhibit the activity of alpha-amylase, reduce the conversion of carbohydrates into fat, block heat and fat intake, promote gastrointestinal motility and enhance the immunity of the human body. The effects of remarkably reducing the fat content and the body weight are achieved.

The invention relates to a novel hexahydropyrroloindole alkaloid extracted from fructus lycii, which can effectively solve the problems of extracting and preparing the novel hexahydropyrroloindole alkaloid A from the fructus lycii and realizing the application of the novel hexahydropyrroloindole alkaloid A in preparation of medicines for preventing and treating type 2 diabetes mellitus. The novel hexahydropyrroloindole alkaloid A is prepared by the following steps: sequentially eluting with water, ethanol and acetone, carrying out reduced pressure concentration on an ethanol part, extracting, stirring a sample with silica gel, carrying out gradient elution, merging the same fractions, eluting a target component, stirring the sample with silica gel, carrying out gradient elution, collecting fractions within retention time, concentrating and drying, thereby obtaining the novel hexahydropyrroloindole alkaloid A in the preparation of the medicine for preventing and treating the type 2 diabetes mellitus and the application of the novel hexahydropyrroloindole alkaloid A in the preparation of the medicine for preventing and treating the type 2 diabetes mellitus. Glucose consumption in insulin-resistant HepG2 cells can be remarkably promoted, glucose uptake capacity is improved, glycogen synthesis is promoted, activity of glycolysis key enzymes hexokinase and pyruvate kinase is enhanced, development and application prospects are wide, and economic and social benefits are remarkable.

The invention relates to the technical field of optimal control over circulation of condensing steam turbines in the power generation process of large heat energy such as fire coal, fuel gas and nuclear energy, and discloses a backpressure switching optimal control technology applied to a condensing steam turbine. Comprising the following steps: a step of establishing a cold circulating water temperature control model: establishing a condenser cold circulating water temperature control model used for determining a relationship among a field environment temperature, a field wind speed, a unit load state and cold circulating water opening and closing time; and a backpressure adjustment model establishment step: controlling opening and closing of at least one vacuum pump inlet communication door according to the cold circulating water temperature control model and the blocking backpressure value of the steam turbine, so that the vacuum pressure between the high-pressure-side condenser and the low-pressure-side condenser is kept consistent. From implementation of technical measures of single and double backpressure switching and vacuum pump operation optimization, it is checked that the final-stage blade condition of the low-pressure cylinder of the steam turbine is good, and no obvious water erosion condition exists.

The invention discloses application of a potential active component 4-methylesculetin of Xiasangju in preparation of a medicine for preventing and treating diabetes, and belongs to the field of medicine. The invention provides an application of 4-methylesculetin in preparation of a medicine for preventing and treating diabetes, which can promote the consumption of glucose by cells, reduce the level of ROS and MDA in liver tissues and increase the level of SOD and GSH-PX in the liver tissues. According to the invention, on the basis of the Xiasangju, the medicinal components of the Xiasangju are researched, the medicinal active components and the administration dosage are defined, the administration safety is improved, and the Xiasangju also plays an important role in preventing and treating diabetic complications.

According to the casting powder, the preparation method of the small high-carbon steel square billet and the generated small high-carbon steel square billet, a relational expression of the carbon content of a steel grade, the section of a casting blank, the pulling speed and the slag consumption of the casting powder is established, the appropriate pulling speed is matched according to different carbon contents and section sizes, and through accurate control over the slag consumption of the casting powder, adding and consumption of the casting powder reach dynamic balance. By optimizing the electromagnetic stirring position and parameters of the crystallizer, the water quantity of the crystallizer and the round corner of the copper pipe, the flow field and the temperature field in the crystallizer and the corner cooling condition are improved, and corner cracks caused by supercooling of the corners of the small high-carbon steel square billet are effectively solved.

The invention relates to the technical field of access control equipment. The invention provides a face recognition method and access control equipment, the face recognition method is applied to the access control equipment, and the access control equipment calls a second camera to collect a second original image when recognizing that the advancing speed of a to-be-recognized object is greater than a preset speed threshold value or the ambient brightness is smaller than a preset brightness threshold value; obtaining a face matching result of a first original image collected by the first camera and a second original image collected by the second camera by using a pre-trained twin network; and when the face recognition result is that the to-be-recognized object is matched with the face library and the face matching result is that the first original image is matched with the second original image, sending a control instruction to perform unlocking operation. According to the invention, the fast movement of the to-be-recognized object and the face recognition precision in the dark environment are improved.

The invention relates to the technical field of endotoxin detection, in particular to an endotoxin quantitative detection method and a detection system. The invention aims to improve the detection sensitivity and convenience of endotoxin and reduce the use amount of a sample. A first purpose of the present invention is to provide an endotoxin quantitative detection method, which comprises: respectively injecting a standard tachypleus amebocyte lysate solution and endotoxin standard solutions with different concentrations into a microfluidic channel embedded with an optical fiber biochemical sensor according to a specific volume ratio, and inputting signal light into the optical fiber biochemical sensor, acquiring spectral data output when the optical fiber biochemical sensor contains different standard mixed solutions, drawing an endotoxin concentration logarithm-time fitting curve chart, then replacing the endotoxin standard solution with a to-be-detected sample, repeating the steps, extracting corresponding time parameters, and comparing the time parameters with the fitting curve chart, so as to obtain the endotoxin content in the to-be-detected sample solution. The second purpose of the invention is to provide an endotoxin quantitative detection system.

The invention discloses a household garbage undersize humus resourceful treatment system and method, and belongs to the technical field of solid waste treatment. Comprising the following steps: mounting an aeration pipeline in a bottom groove of a fermentation unit of the humus soil recycling site, and connecting the aeration pipeline with a fan system outside the fermentation unit; a broken stone hardcore and an isolating layer are sequentially arranged on the aeration pipeline of the fermentation unit; humus soil which is uniformly mixed with a high-temperature fermentation inoculant is contained on the isolation layer in the fermentation unit, and the humus soil is covered with a high-molecular intelligent film; the humus soil is subjected to automatic fermentation control, so that resourceful treatment of the humus soil is realized. According to the method, the exclusive high-temperature fermentation inoculant is added into the humus soil, and organic matters in the humus soil can be stably, efficiently and environment-friendly removed by adopting a high-molecular intelligent membrane automatic fermentation technology, so that the treated humus soil meets the engineering construction backfill soil requirements, and the tail-section treatment problem of the screened humus soil can be thoroughly solved; the method has popularization significance in the field of stock household garbage disposal.

The invention discloses a new energy consumption capability assessment method and device and a medium. The method comprises the steps of building a deep reinforcement learning model for new energy consumption capability evaluation; constructing a deep reinforcement learning framework based on a Lagrange flexible action evaluation algorithm; training the deep reinforcement learning model by adopting a deep reinforcement learning framework based on historical new energy output data and load data, and generating a new energy consumption capability evaluation agent; and performing consumption evaluation on the new energy output data and the load data of the to-be-evaluated scene by using the new energy consumption capability evaluation agent, and determining a new energy consumption capability evaluation result of the to-be-evaluated scene.

The invention belongs to the field of overhead transmission lines of power systems, and relates to a vibration damping spacing device for multiple insulator strings, which comprises a horizontal vibration damping connecting component connected with the insulator strings in the horizontal direction, and the horizontal vibration damping connecting component comprises a connecting plate, a first vibration damping assembly, a second vibration damping assembly and a third vibration damping assembly. The upper portions and the lower portions of the ends, close to each other, of the two connecting plates are movably connected with one end of a first vibration reduction assembly, the other end of the first vibration reduction assembly is movably connected with small triangular plates, a second vibration reduction assembly is movably connected between the two small triangular plates, and the two sides of the second vibration reduction assembly are movably connected with one ends of two third vibration reduction assemblies. And the other end of the third vibration reduction assembly is movably connected with one side of the first vibration reduction assembly, so that a triangular structure is formed among the three vibration reduction assemblies. According to the invention, the absorption efficiency of vibration energy is high, and the vibration reduction effect is better especially for large-amplitude vibration and swing between multiple insulator strings.

The invention discloses a task scheduling method and device based on intelligent MRP operation, a medium and a program product. The task scheduling method comprises the steps that first real-time production data in the production process is obtained; performing data preprocessing on the first real-time production data to obtain second real-time production data; carrying out stream data analysis processing on the second real-time production data based on an Flink framework to obtain a real-time data analysis result; the real-time data analysis result is input into a trained intelligent MRP operation model, an MRP production scheduling plan is generated by the intelligent MRP operation model according to real-time productivity and user order demands, and the intelligent MRP operation model is constructed based on a machine learning algorithm and is trained by using historical MRP data; and finally, carrying out production task scheduling according to the MRP production scheduling plan. According to the invention, the accuracy of MRP operation is effectively improved, and the instantaneity and responsiveness of generating the MRP production scheduling plan are further improved, so that the production efficiency is improved, and the resource waste is reduced.

The invention relates to the technical field of wireless charging, and discloses a real-time adjustment method and device for wireless charging power, a server and a storage medium. The wireless charging power real-time adjusting method is applied to a wireless charging system, the wireless charging system further comprises a wireless charging power real-time adjusting device, a transmitting end and a receiving end, and the wireless charging power real-time adjusting device further comprises a first AC-DC power supply module. The real-time adjustment method for the wireless charging power comprises the steps that when the real-time adjustment device for the wireless charging power detects that coil coupling induction occurs between a transmitting end and a receiving end, the real-time input power of the transmitting end is calculated, and the real-time charging power of the receiving end is calculated; if the battery parameter sent by the Bluetooth module of the receiving end is received, generating a power adjustment parameter according to the battery parameter and the real-time input power; and according to the power adjustment parameter, executing an adjustment operation of the input power. The size of the transmitting end is reduced, and flexible installation and layout at various charging stations are facilitated.

The utility model relates to the technical field of tires, and particularly discloses a non-pneumatic tire which is characterized in that a tire body is provided with a closed cavity structure, the cavity structure penetrates through the interior of the tire body in the circumferential direction, the cavity structure is composed of a plurality of first cavities and a plurality of second cavities, the inner diameter of each first cavity is smaller than that of each second cavity, and the first cavities are communicated with the second cavities. And the first cavity is communicated between the two adjacent second cavities. According to the arrangement, the plurality of first cavities and the plurality of second cavities are connected in series to form a through cavity structure in the tire body, so that the weight of the tire body is reduced, and the radial rigidity of the tire body is reduced, so that the bumping feeling is reduced, the buffering performance of the tire body is improved, and the consumption of impact force energy is increased; and meanwhile, only one group of inner cavities are formed in the circumferential direction of the tire body in a penetrating mode, namely, the tire body corresponds to a group of middle molds in modeling during production and processing, the internal structure is further simplified, the technological process is simplified, and the yield and production efficiency of tire body production can be improved.

The utility model discloses a pressurized reverse circulation extraction device for active ingredients of natural products, and particularly relates to the field of natural pharmaceutical chemistry, which comprises a crushing box, a sealing plate is movably connected above the crushing box, a grip is fixedly connected above the left side of the sealing plate, and the right side of the grip is fixedly connected with the right side of the crushing box. The front end and the rear end of the smashing box are fixedly connected with driving assemblies. The driving assembly comprises a driving rod, a user can drive a transmission rod and a reciprocating lead screw to rotate through a driving motor in the driving assembly, a movable block drives a fixing assembly and a smashing roller to circularly roll in the smashing box in a reciprocating mode, plant raw materials on a filter plate are rolled and smashed, and the plant raw materials are filtered through the filter plate, so that the plant raw materials are smashed. The plant raw materials which are not completely crushed can be further crushed by the crushing rollers, and the situation that when existing equipment is used for crushing plants, the plants are not sufficiently crushed, and consequently the consumption amount of a needed dissolving agent is increased is avoided.

The invention discloses high-alkali-resistance glass and a preparation method and application thereof.The preparation method comprises the steps that evenly-mixed ingredients are added into a platinum crucible at the temperature of 1400-1500 DEG C, the platinum crucible is placed in a lifting furnace to be subjected to heat preservation for 60-80 min at the temperature of 1550-1580 DEG C, then the crucible is taken out, and molten liquid is poured onto a mold; after the molten liquid is formed, quickly transferring the molten liquid into an annealing furnace, keeping the temperature at 550-580 DEG C for 30 minutes, and cooling the molten liquid to room temperature along with the furnace to obtain the high-alkali-resistance glass. The corrosion rate of the prepared high-alkali-resistance glass is 7-14 mg / dm < 2 >, the alkali resistance of the high-alkali-resistance glass is far lower than the industrial standard that the alkali resistance of the high-alkali-resistance glass is smaller than or equal to 75 mg / dm < 2 >, the weight loss of the glass in a NaOH solution with the ph being larger than 12 is small, and the high-alkali-resistance glass can be used for containing strong-alkali liquid medicine such as phenytoin sodium for injection and omeprazole for injection and other injections with the ph being larger than 11. And the problems of sheet falling or influence on liquid medicine quality caused by poor alkali resistance can be avoided.

The application discloses application of O-acyl-alpha-hydroxy acid compounds in weight loss and lipid reduction, and belongs to the fields of biological medicine manufacturing, biological medicine use and functional food development. The O-acyl-alpha-hydroxy acid compounds can inhibit weight growth of high-fat diet-induced obese model mice and reduce body fat. Compared with GLP-1 receptor weight loss drugs which achieve the effect of reducing weight by inhibiting appetite, the O-acyl-alpha-hydroxy acid compounds are not dependent on appetite inhibition, and can reduce side effects such as gastrointestinal discomfort and muscle loss caused by inhibiting appetite. When combined or sequentially administered with GLP-1 drugs, the O-acyl-alpha-hydroxy acid compounds can maintain or enhance the weight loss effect while improving the side effects caused by GLP-1, and can prevent the risk of significant weight rebound after stopping GLP-1 by maintaining body weight. The application provides a safe and effective new strategy for weight loss and lipid reduction.

The present invention belongs to the field of building construction technology, and in particular, relates to an integrated assembled composite floor with thermal insulation and sound insulation structure, including a floor body, the upper end of which is fixedly connected with a plurality of connectors distributed in a rectangular array, a hollow layer having a thermal insulation effect is provided inside the floor body, and ventilation steel pipes connected to the outside are embedded in the inner walls of both sides of the hollow layer; and an adjustment component is used to adjust the thermal insulation effect of the hollow layer according to the outside temperature. The present invention can adjust the ventilation rate of the ventilation steel pipe according to temperature changes by setting an adjustment component, thereby adjusting the thermal insulation effect by changing the air convection speed; by setting an adaptive sound insulation component, the electric field strength around the deformable sound absorbing member can be adjusted according to the sound pressure of the outside world, and the sound insulation effect can be adjusted by changing the deformation degree of the deformable sound absorbing member.

The invention relates to a multilayer special-shaped section sound absorption material and a preparation method thereof. The multilayer special-shaped section sound absorption material comprises a special-shaped layer, a bottom layer and a plurality of supporting assemblies evenly distributed between the special-shaped layer and the bottom layer. The supporting assemblies, the special-shaped layer and the bottom layer define a cavity. The special-shaped layer is of a multi-layer laminated structure, and the multiple layers are independently selected from any one of a linear layer, a circular layer and a pentagram-shaped layer and are different from one another; wherein the cross section of fibers used by the straight-line-shaped layer is straight-line-shaped; the cross section of the fiber used by the circular layer is circular; and the section of the fiber used by the pentagram-shaped layer is pentagram-shaped. When sound waves penetrate through the special-shaped layer, the sound waves can be reflected back and forth and spread among the linear layer, the circular layer and the pentagram-shaped layer of the special-shaped layer, and therefore sound energy can be further consumed, and the multilayer special-shaped section sound absorption material has good sound absorption performance.

The utility model discloses a noise-reduction dust collector. The dust collector comprises an upper machine shell, a lower machine shell, an upper motor cover, a lower motor cover, a dust cup, a sub-motor cover and a motor, wherein the upper machine shell and the lower machine shell are clamped with each other; the upper motor cover is arranged at one end of an inner cavity of the upper machine shell; the lower motor cover is arranged in the lower machine shell and is clamped with the upper motor cover in a matched manner; the exhaust cylinder is arranged in the lower motor cover and is communicated with the sub-motor cover; a gap exists between the upper motor cover and the sub-motor cover, and the upper motor cover is connected with the lower motor cover in an inserted mode, so that the sub-motor cover and the upper motor cover are communicated with each other through the exhaust cylinder, and a secondary air channel used for air outlet of the motor is formed. According to the utility model, the upper motor cover and the sub-motor cover are matched with each other, so that the motor cover forms a secondary air duct, the air outlet path of the motor is lengthened, and the air outlet noise consumption is enhanced.

The application discloses a kind of slimming traditional Chinese medicine composition and preparation method thereof, it is related to slimming traditional Chinese medicine technical field.Slimming traditional Chinese medicine composition includes the following weight parts of Chinese medicinal materials: 30-45 parts of raw astragalus, 10-15 parts of prepared atractylodes rhizome, 15-23 parts of cassia bark, 20-30 parts of dried tangerine or orange peel, 30-45 parts of lotus leaf, 20-30 parts of raw hawthorn, 15-23 parts of kelp, 10-15 parts of turmeric, 10-15 parts of fried Semen Raphani, 10-15 parts of raw safflower stigma.The preparation method includes the following steps: the weight parts of the above-mentioned Chinese medicinal materials are extracted by water decocting.The traditional Chinese medicine composition of the application has the effects of benefiting qi and invigorating the spleen, resolving phlegm and eliminating dampness, and is also compatible with drugs for warming kidney and assisting yang, eliminating phlegm and resolving mass, and has the combined effects of treating both symptoms and root causes, tonifying deficiency and eliminating excess, which can increase energy consumption of the body, reduce fat generation and storage to achieve the effect of weight loss.The traditional Chinese medicine composition of the application is mainly composed of food-medicines, and can be taken for a long time.

The invention discloses a nicotine hard candy and a manufacturing method thereof. The nicotine hard candy comprises the following raw materials in parts by mass: 1-9 parts of a nicotine active material; 1-2 parts of a green tea extract; 1 to 2 parts of microencapsulated capsaicin; 5-15 parts of a first sweetening agent; and 60-80 parts of a carrier material. The nicotine hard candy can effectively inhibit appetite and control body weight.