31results about How to "Realize rational utilization" patented technology

The utility model provides an electric aircraft cold and hot mixing device which comprises a cold air collecting assembly, a mixing assembly and a heat dissipation assembly, the mixing assembly is arranged above a battery assembly, the mixing assembly is provided with a mixing cavity, and an outlet section of the mixing cavity is communicated with a cabin environment control system through a ventilation pipeline; the cold air collecting assembly comprises a plurality of cold air pipelines, cold air inlets of the cold air pipelines are formed in wings or fuselage of the electric aircraft and correspond to the battery assembly, and cold air outlets of the cold air pipelines extend into the inlet section of the mixing cavity; the heat dissipation assembly comprises a plurality of heat conduction coil pipes, the heat conduction coil pipes are arranged on the bottom surface of the battery assembly, hot air inlets of the heat conduction coil pipes are communicated with the battery assembly, and hot air outlets of the heat conduction coil pipes extend into the inlet section of the mixing cavity and are staggered with the cold air pipeline. Natural high-altitude cold air is fully utilized, and the cold air and hot air generated by the battery are fully mixed in the mixing cavity, so that the temperature of the air is effectively reduced, and the heat dissipation efficiency of the battery system is improved.

The embodiment of the specification provides a model training method and platform, and a text reasoning method and platform, wherein the model training method comprises the following steps: obtaining an initial sample set, a student reasoning model and a reasoning ability label of the student reasoning model, wherein the initial sample set comprises a plurality of sample thinking chains, the plurality of sample thinking chains are generated by using different reasoning methods by a teacher reasoning model, each sample thinking chain is labeled with a reasoning method label of a corresponding reasoning method, a sampling weight of the plurality of sample thinking chains is determined based on a deviation between the reasoning ability label of the student reasoning model and the reasoning method labels labeled by the plurality of sample thinking chains; a target sample set is obtained by sampling from the initial sample set based on the sampling weight; and the student reasoning model is trained based on the target sample set to obtain a target reasoning model. The target reasoning model obtained by the training method can dynamically adjust the reasoning process according to the complexity of the problem, and can ensure the reasoning accuracy while improving the reasoning efficiency.

The application provides a high-salinity water desalination device with a compressed air energy storage system, and belongs to the field of desalination and water treatment. The device comprises: a compressor unit for compressing external air to a high-pressure state; a heat storage and heat exchange system for heat exchange treatment of the high-pressure air; an air storage chamber for storing the high-pressure air after heat exchange treatment; a heat release and heat exchange system for preheating the high-pressure air; an expander unit for work using the preheated high-pressure air and for power generation of an engine; an evaporation tank for flash evaporation of hot water generated after heat exchange treatment of the high-pressure air and for steam generation; and a multi-stage evaporation device for high-salinity water desalination using steam as a heat source and for fresh water generation. The application can use the excess compression heat generated by the compressor unit as working steam of the multi-stage evaporation device, thereby improving the energy efficiency utilization rate of the compressor unit and reducing the cost of high-salinity water desalination of the multi-stage evaporation device.

This utility model provides a multi-compartment underground integrated utility tunnel multi-functional node, relating to the field of municipal infrastructure construction technology. The multi-compartment underground integrated utility tunnel multi-functional node includes an integrated utility tunnel layer, an equipment layer, and a ground level, with the equipment layer located between the integrated utility tunnel layer and the ground level. The equipment layer includes multiple functional areas, each independently separated. The integrated utility tunnel layer includes various functional utility tunnel compartments, each independently separated and arranged side-by-side along the width of the integrated utility tunnel layer. The functional equipment installed in each functional area corresponds to the functional utility tunnel compartment. The equipment layer is connected to both the ground level and the integrated utility tunnel layer via fire escape ladders. The ground level includes exposed escape routes.

This invention discloses a method and system for virtual trial assembly of steel structures based on a BIM platform. The invention relates to the field of virtual testing of steel building materials and includes the following steps: analyzing carbon footprint data from multiple historical assembly processes, selecting the assembly sequence with the smallest carbon footprint as the target sequence, clustering components based on their inter-component influences to form a set of sub-components, constructing an assembly association vector graph, assigning risk values ​​to components based on the importance of their function types, analyzing deviation sensitivity coefficients, performing virtual trial assembly through a BIM model, monitoring assembly errors, and identifying influencing components. An error prediction model is constructed to output the assembly errors affecting components and determine risk coefficients. The positions of the erroneous components are adjusted according to the risk coefficients until the assembly conditions are met, completing the virtual trial assembly. This method improves assembly efficiency and accuracy, and reduces the impact of assembly errors on structural safety.

The utility model belongs to the technical field of agriculture, and provides an agricultural economic water-saving device which comprises an installation plate, supporting grooves oppositely installed at the upper end of the installation plate, a water tank arranged between the two supporting grooves, a water outlet pipe communicated with one side of the water tank, a water pump arranged at the upper end of the installation plate, an input end of the water pump communicated with the water outlet pipe, and an output end of the water pump communicated with a pipeline. Nozzles are arranged on the outer surface of the pipeline. Rainwater is effectively collected through the water tank in rainy days, reasonable utilization of water resources is achieved, irrigation water source supply is increased, and dependence of agricultural production on underground water or surface water is reduced, so that water cost is saved, water resource environment protection is facilitated, sustainable development of agricultural production is achieved, and the ecological agriculture development requirement is met. The filter screen can effectively intercept sundries such as fallen leaves, branches and soil, it is ensured that rainwater entering the water tank is relatively clean, and the rainwater collecting quality is improved.

The utility model relates to the technical field of sewage treatment, and provides an unpowered sewage treatment tank which comprises a left treatment tank and a right treatment tank, the left treatment tank and the right treatment tank are in sealed communication through a connecting cylinder, and the left treatment tank and the right treatment tank are each provided with a liquid inlet and a reserved punching position capable of punching multiple positions. The upper end of the left treatment tank and the upper end of the right treatment tank are provided with observation openings, sealing covers are detachably installed at the observation openings, a middle filter cylinder is installed on the inner wall of the connecting cylinder in a sliding mode, an annular supporting frame is arranged on the middle filter cylinder, and the annular supporting frame is placed at the upper end of the connecting cylinder. The device is simple in structure, convenient to use, suitable for being used in different scenes, small in occupied space and capable of achieving harmless treatment of toilet excrement and domestic sewage synchronously, excrement can be taken out conveniently through the middle filter cylinder, the treated sewage can be used for irrigation of vegetables and crops, and reasonable utilization of resources is achieved.

This utility model discloses a retractable grain filling and replenishment machine, relating to the field of grain replenishment machine technology. It includes a hydraulic scissor fork mechanism, a belt conveyor mounted on top of the hydraulic scissor fork mechanism, and a feeding hopper mounted at the rear end of the belt conveyor. It also includes a spreader, which is located at the front bottom of the feeding hopper. The spreader includes a support frame, positioned directly below the output end of the belt conveyor, with arc-shaped movable grooves formed on both side walls near the front end of the support frame. This utility model, by adjusting the grain spreading angle, can flexibly adapt to the feeding needs of different areas of the grain depot, fundamentally solving the problem of excessive local grain accumulation. This ensures the uniformity of grain distribution within the grain depot, reduces the risk of mold and overheating caused by accumulation, and decreases the workload of manual grain leveling, thereby improving the safety and efficiency of grain storage.

The present application relates to coal roadway tunneling technical field, specifically provide a kind of operation platform for excavating anchor machine and the excavating anchor machine containing the operation platform, operation platform includes operation platform body, ceiling protection device and operation protection device, ceiling protection device height-adjustable setting in operation platform body;Operation protection device includes operating lever protection component and clamping plate component.By setting ceiling protection device, solve the safety protection problem of operator in front of operation platform, reduce the security risk of operator;Ceiling protection device height-adjustable, can realize the rational use of protection space, meet the safety protection needs of different height operators;By setting operation protection device, prevent operator from touching operation valve group, especially set clamping plate component, the function of operation valve group is isolated by mechanical structure, realize valve group interlock, so that the corresponding operation valve cannot work simultaneously, prevent operator from misoperation, reduce security risk.

This application provides a beer mashing apparatus, belonging to the technical field of biological and fermentation engineering and equipment. The beer mashing apparatus includes a pot body, a heating component, and a valve assembly. The heating component includes a steam supply component, a heat exchange component, and a condensate collection component. The heat exchange component is fitted around the periphery of the pot body and extends along the height of the pot body. The heat exchange component has at least two inlets and at least two outlets, which are alternately arranged along the height direction, with each inlet and outlet corresponding to the previous one. A channel is formed between any inlet and its corresponding outlet for heat exchange between steam and the periphery of the pot body. Each outlet is connected to the condensate collection component. The valve assembly includes at least two air inlet valves, with each inlet corresponding to the previous one. The inlet is connected to the steam supply component through its corresponding air inlet valve. The beer mashing apparatus provided by this application can achieve efficient utilization of steam and has high heating efficiency.

The utility model discloses a kind of assembly lines of light source module, including reflective paper light groove forming equipment, light source module assembly equipment, and control the material transfer and attachment assembly of reflective paper feeding to light source module assembly equipment on the light panel on;Reflective paper light groove forming equipment includes light groove forming die and turnover assembly;Light groove forming die is used for the forming of the light groove on reflective paper;Turnover assembly includes the material taking component one for taking the reflective paper after generating light groove and the turnover drive component for driving material taking component one overturn;Light source module assembly equipment includes the light panel feeding tool for positioning light panel and the light panel glue spraying component for carrying out glue spraying to light panel, material transfer and attachment assembly are used to assemble the reflective paper after overturn on material taking component one to the light panel after glue spraying.The scheme is integrated by reasonable design, reflective paper light groove forming equipment, light source module assembly equipment is no longer needed intermediate transfer process, effectively improve the efficiency of production.

The utility model discloses a conversion device for improving sulfur dioxide acid production, which comprises a conversion tower, a preheating catalysis section, a catalysis section I, a catalysis section II, a catalysis section III and a catalysis section IV are sequentially arranged in the conversion tower from top to bottom, and a gas outlet of the preheating catalysis section is connected with an inlet of a preheating absorption tower through a pipeline; an outlet of the preheating absorption tower is connected with a gas inlet of the catalytic section I through a pipeline; a gas outlet of the catalytic section III is connected with an inlet of an absorption tower through a pipeline; an outlet of the absorption tower I is connected with a gas inlet of the catalysis section IV through a pipeline; a gas outlet of the catalytic section IV is connected with the second absorption tower through a pipeline. According to the utility model, the outlet of the preheating catalytic section is led to be connected with the additional absorption tower on the basis of the original converter, so that SO3 converted by the preheating catalytic section is pre-absorbed for the first time, the concentration of SO2 in flue gas entering the catalytic section I can be reduced to 8.5%, the oxygen-sulfur ratio of the flue gas is increased, the secondary conversion rate is favorably improved, and the utilization rate of the flue gas is improved. Therefore, the overall conversion rate is improved.

The invention discloses a liquid collecting bag for shoulder joint surgery and a drape with the liquid collecting bag, and belongs to the technical field of surgical liquid collecting bags. The liquid collecting bag for the shoulder joint operation comprises a liquid collecting bag body, the liquid collecting bag body comprises a bag opening, and the liquid collecting bag is characterized in that the edge of the bag opening is divided into a first section and a second section, the first section is provided with a shielding part, hanging parts are arranged at the two ends of the shielding part, and the second section is located in the big arm direction of a shoulder joint. On the basis of effectively collecting the flushing waste liquid flowing down along the shoulder joint through the bag opening of the liquid collecting bag, the flushing waste liquid reflected and splashed by a surgical incision or the skin of the shoulder joint can be effectively collected through the shielding part in the vertical state. The liquid collecting bag for shoulder joint surgery and the component thereof are simple in structure, can be laid in an arm hanging state, are simple to operate, reasonable in design and easy to manufacture, and are beneficial to clinical application and popularization.

The invention discloses industrial waste gas stage treatment equipment for air pollution abatement, and relates to the technical field of air pollution abatement, the industrial waste gas stage treatment equipment comprises a dust removal shell, an air inlet cover is fixedly mounted on the outer surface of the dust removal shell, and a dust baffle is fixedly mounted on the inner wall of the dust removal shell; a dust guide inclined plate is fixedly mounted at the bottom of an inner cavity of the dust removal shell, a dust removal mechanism is fixedly mounted on the inner wall of the dust removal shell, a gas washing pipe is fixedly mounted at the top of the outer surface of the dust removal shell, and a purification cylinder is fixedly mounted at the gas outlet end of the gas washing pipe. According to the industrial waste gas stage treatment equipment for air pollution control, large-particle impurities, fine dust and harmful gas in waste gas are removed layer by layer through multiple procedures of coarse filtration by a filter screen, pre-dust removal by a dust baffle, deep dust removal by a dust removal mechanism, atomization spraying by a spraying mechanism, liquid contact purification by a purification cylinder and demisting by a demister; the waste gas purification efficiency and the purification effect are improved, and graded progressive treatment of the industrial waste gas is realized.

The utility model relates to the field of fitness equipment, in particular to a treadmill for cooperative training, which comprises a base and a running belt, the running belt is mounted on the base through a running belt mounting frame, a first hinge seat is arranged at the rear end of the base, and one end of the running belt mounting frame is inserted into the first hinge seat and hinged to the base. The gradient adjusting mechanism used for changing the height position of the front end of the running belt is arranged at the front end of the base and connected with the running belt mounting frame, first supporting rods vertically extending upwards are arranged on the two sides of the front end of the base, second supporting rods are hinged to the first supporting rods through damping hinges, and the second supporting rods extend upwards and have a certain radian. The top of each second supporting rod is provided with a handrail, the two second supporting rods are connected through horizontally-arranged connecting rods, the connecting rods are distributed at equal intervals, push-up supports are inserted into the connecting rods, and the technical problem of how to utilize the occupied space of the treadmill to conduct more training items so as to achieve cooperative training of the treadmill is solved.

The invention discloses a gas station operation optimization management method and system based on artificial intelligence and Internet of Things, and relates to the technical field of optimization management, and the method comprises the steps: determining a ventilation path sequence from a ventilation connection pipe to a ventilation vertical pipe inlet; performing low-point pipe section inclusion judgment on the ventilation path sequence to obtain a structure influence factor of the underground oil tank; performing abnormal value identification and correction processing on the feature management data of the underground oil tank to obtain a difference response amount of the underground oil tank; evaluating and correcting the underground oil tank according to the structure influence factor and the difference response quantity to obtain a corrected operation evaluation value of the underground oil tank; according to the invention, the refinement level and long-term operation stability of the whole operation management of the gas station are improved.

The utility model provides a system for recycling heavy oil in cyclohexanone production, the system comprises a heavy oil coalescer, a heavy oil separator and the like, DMAC is added into heavy oil, so that the relative volatility of methylcyclopentane and cyclohexanol in the heavy oil can be improved, rectification separation of cyclohexanol is facilitated, cyclohexanol is convenient to recycle, the utilization rate of cyclohexanol is improved, and the enterprise cost is reduced. The pressure in the heavy oil separator can be reduced by using the two parallel vacuum pumps and the two parallel compressors, so that the boiling point of heavy oil in the heavy oil separator is reduced, and rectification separation is facilitated; and meanwhile, the use amount of 1.2 MPa live steam is also saved. The mixed steam compressed by the compressor is introduced into the second reboiler or the third reboiler according to different temperatures of the mixed steam, so that heat is provided for the heavy oil separator, meanwhile, the energy of the secondary steam is reasonably utilized, and the use amount of 1.2 MPa live steam is further saved.

This invention proposes a two-stage optimization method for distribution networks integrating electric vehicles (EVs) and distributed generation. In the first stage, an orderly scheduling of EVs is achieved by establishing a user participation dispatch probability model and a dynamic electricity price model considering load. The optimized EV load is then superimposed onto the distribution network reconfiguration optimization model in the second stage. Finally, network reconfiguration and distributed generation output are used to reduce network losses and node voltage deviations across the entire distribution network. The proposed method reduces peak-to-valley load differences. Considering user participation rates, it not only reduces user charging costs but also improves node voltage levels and reduces network losses.

The invention discloses a composite adsorbent for waste transformer oil treatment and a preparation method and application thereof, the preparation method comprises the following steps: taking 79-84 parts by mass of a main agent, 15-20 parts by mass of an auxiliary agent and 1-1.5 parts by mass of an additive, adding the raw materials into a sodium hydroxide alkali solution, and uniformly stirring to obtain a mixture; preparing the mixture into particles, sequentially carrying out primary drying treatment and secondary drying treatment, and cooling to room temperature to obtain the composite adsorbent. The composite adsorbent is prepared by taking the carclazyte and the aluminum oxide as main agents, taking the zeolite molecular sieve, the bentonite and the attapulgite powder as auxiliaries and adding a small amount of zinc oxide, compared with a single adsorbent, regenerated oil treated by the composite adsorbent is improved in appearance and transparent in color, and impurity components in waste transformer oil can be effectively removed.

The invention relates to a local strengthening stamping method for an automobile horn mesh enclosure, belongs to the technical field of metal stamping, and aims to solve the technical problems that in the stamping forming process of an existing metal horn mesh enclosure, a complex curved surface area is prone to cracking and mesh deformation, and the strength of an edge mounting part is insufficient. The invention provides a composite stamping process comprising multi-station progressive forming and local pressurization strengthening. The method comprises the following steps: carrying out annealing softening treatment on a metal plate pre-etched with meshes; carrying out integral preforming through a first station; in the second station, a die with a local strengthening male die is used for conducting local pressurization strengthening stamping on the corner curved surface, the edge turnup and the installation buckle position of the mesh enclosure, and material flowing and thickness distribution of a strengthening area are controlled; and finally finishing and stamping. The forming quality of the metal horn mesh enclosure in a complex shape can be effectively improved, the structural strength of key parts is enhanced, it is guaranteed that meshes are uniform and transparent, the product yield is remarkably increased, and the service life is remarkably prolonged.

The utility model relates to the technical field of house building construction, and discloses a house building anti-seismic wall structure which comprises a base and a plurality of wallboards, the inner wall of the base is fixedly connected with a plurality of transverse ribs, the bottoms of the transverse ribs at the bottom are fixedly connected with a plurality of longitudinal ribs, the left side and the right side of the top of the base are fixedly connected with a plurality of stand columns, and the stand columns are fixedly connected with the wall boards. A plurality of connecting ribs are fixedly connected to the inner walls of the multiple stand columns, connecting assemblies are arranged at the bottoms of the multiple wallboards, right-angle plates are fixedly connected to the left sides and the right sides of the outer walls of the multiple stand columns, and a plurality of bolts are in threaded connection to the bottoms of the multiple right-angle plates. The transverse ribs and the longitudinal ribs in the base form a stable supporting frame, the internal structure is simplified, the cost is reduced, the horizontal bearing capacity and the load transmission capacity are enhanced, the strength of the stand columns is enhanced through the connecting ribs, the wallboards are supported by the stand columns, and the stability is improved through cooperation of the reinforcing ribs and the reinforcing nets in the wallboards.

This invention discloses an intelligent voice dispatch method for transportation service hotlines based on a large language model. The method includes: S1, constructing a semantic temporal recognition model containing convolutional neural networks and recurrent neural networks; the semantic temporal recognition model combines semantic features and temporal features to obtain a semantic temporal feature sequence; S2, constructing a transportation service knowledge base; using a pre-trained large language model to classify and extract the semantic temporal feature sequence according to consultation and answer services and work order dispatch services; for services identified as consultation and answer services, knowledge content from the transportation service knowledge base is filtered and retrieved, and voice data is generated through a voice encoder for answering and replying; for services identified as work order dispatch services, the content required for work order dispatch is extracted, and tasks are dispatched according to work order dispatch rules. This invention effectively improves the efficiency of interactive control and work order transmission, reduces the workload of business personnel, and significantly improves the service quality of the transportation industry.

The application discloses a kind of automobile engine waste heat recovery control system and control method, belong to automobile engine waste heat recovery technical field, this automobile engine waste heat recovery control system, including absorption refrigeration system, battery thermal management system and engine cooling system, the inlet of the absorption refrigeration system is connected with the engine cooling system, the outlet of the absorption refrigeration system is connected with the engine cooling system by the battery thermal management system, the beneficial effect of the present application is, the absorption refrigeration system, battery thermal management system and engine cooling system are combined in the present application, only utilize engine waste heat as heat source to realize absorption refrigeration system and battery thermal management system's refrigeration and heating, so that whole vehicle energy consumption is lower, noise is smaller, environmental protection is better, user use cost is lower.

The utility model discloses a sorting preparation system of coal gangue aggregate, including primary crushing and screening system, drying system equipment, intelligent concentrator, vibrating screen integrated winnower and aggregate bin, the primary crushing and screening system carries out crushing and screening pretreatment, through the drying system equipment drying, the intelligent concentrator removes harmful elements, and the vibrating screen integrated winnower removes the harmful elements. Coal gangue aggregates are subjected to winnowing according to different volume weights through the vibrating screen integrated winnowing machine, and are conveyed to the aggregate bins of the corresponding grades to be stored through the conveying belt and the hoister. Compared with the prior art, after the coal gangue aggregate is subjected to full-fraction screening pretreatment, carbon and harmful elements in the coal gangue aggregate are comprehensively sorted and enriched, the aggregate which meets the technical requirements of the coal gangue aggregate and has various grades, particle shapes and powder materials is prepared through mechanical crushing, shaping, screening and powder control, reasonable utilization of resources can be achieved, and the production cost is reduced. The purpose of environmental protection is achieved, and powerful support is provided for sustainable development of enterprises.

The utility model relates to the technical field of outdoor sound boxes, in particular to a Bluetooth sound box with an outdoor lighting function, which comprises a base component and a lamp post component, a sound production component and an electronic component are arranged in the base component, the electronic component is provided with a sound control circuit and a light control circuit, and the sound production component is provided with a loudspeaker; a light-emitting lamp set and an energy storage battery are arranged in the lamp pole component, a lower end opening of the lamp pole component is communicated with the inner space of the base component, and a passive radiator is arranged at an upper end opening of the lamp pole component to form sealing, so that the inner space of the lamp pole and the inner space of the base jointly form a sealed rear sound cavity of the loudspeaker. In conclusion, the outdoor lamp and the loudspeaker box are innovatively combined, components are reasonably arranged to achieve function integration and space optimization, the internal space is communicated, the passive radiator is additionally arranged to optimize the tone quality, the annular groove, the axial support and the like are utilized to ensure stable and sealed structure, the contradiction between the size and the function of outdoor equipment is effectively solved, and the use experience of a user is optimized.

The invention discloses a method, a server and a system for controlling vehicle-mounted software upgrading based on a CPU load, and relates to the technical field of vehicles. The specific embodiment of the invention comprises the following steps: in response to a received software upgrading event sent by a vehicle end, predicting a CPU load rate of the vehicle end in a future preset time period based on CPU use data and vehicle behavior data of the vehicle end provided by the vehicle end; determining a software downloading speed of the vehicle end in a preset time period according to the CPU load rate, and generating a software upgrading instruction for indicating the software downloading speed; the software upgrading instruction is sent to the vehicle end, so that the vehicle end downloads a software upgrading package within a preset time period based on the software downloading speed indicated by the software upgrading instruction, and software upgrading is carried out based on the downloaded software upgrading package. According to the implementation mode, the software upgrading operation is executed by the vehicle end under the condition that normal driving of the vehicle is not affected, the stability of a CPU is guaranteed, and reasonable utilization of CPU resources is achieved.

The disclosure provides a neural network computing graph processing method and device, electronic equipment and computer readable medium, the neural network computing graph includes a plurality of operator nodes, and the processing method comprises the following steps: determining all target operator nodes in the neural network computing graph according to the output connection relationship of the plurality of operator nodes, the target operator node is an operator node with a first output end and a second output end, and the operator node connected with the first output end is a data output node; the neural network computing graph is split into a plurality of serially connected computing subgraphs with the second output end of the target operator node as a splitting point, and the output end of the operator node connected with the second output end is connected with other operator nodes; and generating an executable file corresponding to each computing subgraph according to each computing subgraph in sequence. According to the technical scheme of the disclosure, the automatic splitting of any neural network computing graph can be realized, the compiling efficiency and effect of the neural network computing graph are improved, and the compiling difficulty is reduced.

The invention discloses an assembly type green building and a construction method thereof, and relates to the technical field of assembly type constructions.The assembly type green building comprises a bottom plate and first side plates, the surface of the bottom plate is provided with connecting grooves for the first side plates to stretch in, the surfaces of the two first side plates are provided with heat dissipation openings, and blade assemblies are arranged in the heat dissipation openings; the rainwater collecting part is arranged on one surface of the side plate, the wind power heat dissipation part is connected with the blade assembly, and the wind power heat dissipation part comprises a water cooling assembly. By arranging the rainwater collecting part, rainwater can be collected, and by arranging the wind power heat dissipation part, the air flowing speed in a building can be increased by utilizing wind power at the high position; rainwater is atomized through the water cooling assembly and then sprayed into the building, through water vapor evaporation heat absorption, the temperature reduction speed in the building is increased, the heat dissipation effect is improved, natural resources are reasonably and effectively utilized, and the effects of meeting the green and environment-friendly development concept are achieved.

This disclosure relates to the technical field of equipment for grinding wheel production. One embodiment of this disclosure provides a feeding device for grinding wheel production, comprising: an equipment frame, a first cylinder, a second cylinder, and a pair of pusher plates. The first cylinder and the second cylinder are respectively mounted on the two side surfaces of the equipment frame. The pusher plates are located at the output ends of the first cylinder and the second cylinder. A top frame is fixed to the top of the equipment frame. A leveling component is mounted on the top frame. Both a low-level material tank and a high-level material tank are mounted on the equipment frame and fixed to a support. A conveying pipe is provided at the bottom of both the low-level and high-level material tanks. A spiral pusher is installed inside the conveying pipe, and the spiral pusher is rotated by a motor. A discharge pipe is provided at the bottom of the conveying pipe. This technical solution solves the technical problem that existing grinding wheel production feeding machines generally use a single feeding mechanism and rely solely on high-quality materials for production, a traditional model that brings many problems that urgently need to be addressed.

The utility model relates to the field of coffee aroma concentration devices, in particular to a distillation type coffee aroma concentration collector with a circulating condensation function. The device comprises a heating base, a distillation retort is arranged in the heating base, a detachable bent pipe is arranged in a retort opening of the distillation retort, a spiral condensation pipe is arranged at the end, away from the distillation retort, of the bent pipe, a cooling cylinder is arranged on the outer side of the spiral condensation pipe, cooling liquid is arranged in the cooling cylinder, and the cooling cylinder is connected with a circulation assembly. By arranging the circulating assembly, cooling liquid circularly flows between the cooling cylinder and the treatment water tank, the pump body I and the pump body II cooperatively work, and the partition plate in the treatment water tank is matched with the electromagnetic valve, so that effective circulation of the cooling liquid is ensured, and continuous and stable operation of the cooling system and combination of the small water cooler and the fan are ensured; the cooling speed of the cooling liquid in the first cavity is increased, the cooling efficiency is improved, and the whole cooling circulation system is further optimized.