242results about How to "Guarantee air quality" patented technology

The present invention is applicable to the technical field of fresh air equipment, and provides a fume removal catering fresh air equipment, including a chassis, a total heat exchanger is arranged inside the chassis, primary air filters are arranged on the left and right sides of the total heat exchanger, secondary air filters are arranged inside the old air inlet channel and the new air exhaust channel, the secondary air filter and the primary air filter are detachably installed in the chassis, the secondary air filter and the primary air filter include a filter mechanism and a lifting and adjusting mechanism for driving the filter mechanism to move up and down in the chassis: the present invention arranges a secondary air filter and a primary air filter that are detachably installed in the chassis, the secondary air filter and the primary air filter include a filter mechanism and a lifting and adjusting mechanism for driving the filter mechanism to move up and down in the chassis, when the filter is dismantled for inspection or cleaning, it is only necessary to remove the filter through the inspection port, so that the replacement and cleaning of the filter are convenient, and the use effect and service life of the fresh air equipment are improved.

The invention belongs to the technical field of cell culture, and particularly relates to an intelligent chimeric cell culture cabin which is characterized by comprising an outer cabin body and a culture mechanism mounted above the outer cabin body, the fan rotates to suck air outside the device into the culture cabin through the air inlet, and in the process of blowing the air into the culture cabin, the heating pipe can heat the sucked air to increase the temperature of the air, so that the temperature of the air sucked into the device adapts to the temperature required by cell culture, and the situation that cell culture is affected by improper temperature is avoided; the sucked air is discharged out of the device through the air outlet after being circulated in the culture cabin body, so that the air in the culture cabin body can be circulated, meanwhile, waste gas generated by culturing cells in the culture cabin body is taken away, and angle openings of the air dissipation openings are staggered, so that the air discharged from the air dissipation openings can face different angles, and the air dissipation effect is improved. And the situation that the blown airflow faces the same angle and is too intense is avoided.

The invention relates to the technical field of farm disinfection, in particular to an intelligent disinfection system for a farm. The system comprises an initial determination module, a periodic disinfection module, an environment monitoring module, a first analysis control module, a second analysis control module and a feedback correction module. According to the method, the initial disinfection parameter cluster of each breeding area in the target breeding farm is determined according to the actual growth stages of the breeding targets and the actual number corresponding to each actual growth stage, each breeding area is periodically disinfected according to the initial disinfection parameter cluster, and each breeding area is monitored in real time so as to be singly judged; and performing first-class adjustment and second-class adjustment on the initial disinfection parameter cluster based on a first verification result and a second verification result in combination with the first verification result and the second verification result to determine whether the initial disinfection parameter cluster is subjected to first-class adjustment and second-class adjustment. And according to the first analysis control result and the second analysis control result, determining whether to perform feedback correction on a preset initial disinfection period of each breeding area.

The invention relates to the technical field of laser cutting, in particular to a laser cutting device and a cutting method thereof.The laser cutting device comprises multiple supporting legs, a cutting mechanism is installed at the tops of the multiple supporting legs, the cutting mechanism comprises a conveying frame, and the conveying frame is fixedly installed at the tops of the supporting legs; the number of the conveying frames is two, a first motor is fixedly installed on the side portion of the right conveying frame, the conveying rollers are rotatably installed in the conveying frames, the number of the conveying rollers is two, an output shaft of the first motor is fixedly connected with the rear conveying roller, and a conveying belt is installed on the surfaces of the conveying rollers. Through the arrangement of the cleaning mechanism, the surface of a material needing to be subjected to laser cutting can be subjected to water spraying cleaning, after impurities such as oil stains, dust and an oxide layer on the surface of the material are cleaned, a laser beam can accurately act on the pure surface of the material, and extra impurities cannot be generated on the cleaned surface of the material in the laser cutting process.

The invention discloses a pressurization guarantee cabin for tunnel field command, relates to the technical field of guarantee cabins, and solves the technical problems that in the prior art, movement and walking are inconvenient, and a safety structure for guaranteeing the balance pressure inside and outside a cabin door does not exist. A multi-layer cabin body structure is fixedly installed on the upper wall face of the main machine frame, a peep window is fixedly installed on the front wall face of the multi-layer cabin body structure, and a pressure maintaining porch structure is fixedly installed on the side wall face of the multi-layer cabin body structure. The pressure in the porch pipe and the cabin body is adjusted through the constant pressure machine, internal pressure leakage or external high-pressure gas invasion can be prevented, and the long-term stability of the air pressure environment in the cabin is ensured. The multi-layer cabin body structure enhances the pressure resistance of the cabin body, can bear an external high-pressure or low-pressure environment, and also can prevent accidents such as tunnel collapse from causing physical damage to the structure.

The invention relates to the technical field of fire-fighting ventilation systems, in particular to a fire-fighting ventilation control method, device and system and a storage medium. The control method comprises the following steps: fire detection: detecting the occurrence of a fire by using a fire sensor installed in a building; fire positioning: determining the specific position of the fire according to feedback information of the fire sensor; and fan control: dynamically adjusting the operation state of a ventilation fan according to the fire position and the building ventilation system structure. By introducing an intelligent and dynamic control method, quick response and effective operation of the fire-fighting ventilation system when a fire occurs are realized. In combination with a modern sensor technology, an artificial intelligence algorithm and an Internet of Things platform, the system can monitor the fire situation in real time, make a quick response, optimize a ventilation strategy, eliminate smoke, introduce fresh air, and ensure the air quality and personnel safety in a building.

The invention discloses an ecological cabin airflow regulation control device and method, and belongs to the field of ecological cabin airflow regulation. An air flow adjusting and controlling device of an ecological cabin comprises a cabin wall, and further comprises a circulating unit arranged on the cabin wall and used for exchanging air inside and outside the cabin; the filtering mechanism and the second filtering plate are arranged in the circulating unit and used for blocking impurities in air during exchange, a driving mechanism and a first cleaning mechanism are arranged in the circulating unit, and the driving mechanism can drive the first cleaning mechanism to reciprocate along the filtering mechanism; a flow guide mechanism communicated with the first cleaning mechanism is arranged on one side, close to the filtering unit, of the cabin wall; according to the invention, the problems of non-uniform air distribution, high working intensity of the air filtering assembly, unstable air circulation speed and poor air quality when the ecological cabin is used for adjusting and controlling the air flow can be solved.

The invention relates to the technical field of mine ventilation, in particular to a safe and environment-friendly dust removal device for mine construction, which comprises a mine ventilation pipe, a notch is formed in the surface of the mine ventilation pipe, an assembly protection plate is inserted into the notch, two limiting frames are fixed on the inner ring surface of the assembly protection plate, and the limiting frames are inserted into the mine ventilation pipe. A mounting frame is mounted on the surface of the limiting frame, an activated carbon plate is arranged in the mounting frame, a first metal fine mesh plate is arranged in front of the mounting frame, a brush plate is rotationally connected to the front of the first metal fine mesh plate, and a liquid collecting groove is formed in the inner ring surface of the splicing protective plate; the mine protection plate has the beneficial effects that the activated carbon plate and the metal fine mesh plate are arranged on the inner ring surface of the assembled protection plate, dust and particulate matter in air are effectively blocked, harmful gas in the air is further purified through the adsorption effect of activated carbon, and the quality of the air entering a mine is ensured; and the assembly protection plate can be detached from the bottom of the mine ventilation pipe, so that the dust removal structure can be cleaned or replaced conveniently.

The invention relates to the technical field of metabolic gas monitoring, in particular to a device and method for monitoring metabolic gas of bred chickens, the device comprises a chicken raising room, a plurality of separated raising areas are uniformly arranged on the bottom surface in the chicken raising room, a sliding rail is fixedly arranged on the inner wall of the upper end of the chicken raising room, a sliding rod is slidably connected to the sliding rail, and a sliding groove is formed in the bottom surface of the sliding rod; a sliding block is slidably connected into the sliding groove, a multi-stage electric cylinder is installed on the sliding block through an installation base, a circular block is fixedly arranged on the bottom face of a piston rod in the middle of the multi-stage electric cylinder, an air suction cover and an atomization nozzle are fixedly connected to the bottom face of the circular block, the air suction cover communicates with an air suction hose, and the atomization nozzle communicates with a water conveying hose. According to the invention, the flexibility of the monitoring device is enhanced, so that the air suction cover can be accurately positioned to an air discharge point at any height and position in a chicken raising room to adapt to the activity habits of chickens at different growth stages or different varieties, the accuracy and comprehensiveness of monitoring data are ensured, and powerful support is provided for the overall evaluation and regulation of a raising environment.

The invention discloses a positive pressure fan control method and system for animal husbandry. The method comprises the steps that the priorities of two fan control factors including the temperature in a house and the pressure intensity in the house are judged; when the priority of the temperature in the house is higher than that of the pressure intensity in the house, a positive pressure fan controller controls the rotating speed of a positive pressure speed regulation fan based on the relation between the current temperature in the house and the minimum temperature, the target temperature and the full-speed temperature; and when the priority of the in-house pressure intensity is higher than the priority of the in-house temperature, the positive pressure fan controller controls the rotating speed of the positive pressure speed regulation fan based on the relation between the current in-house pressure intensity and the target pressure intensity. The system has the advantages of being low in cost and high in development degree, stable airflow can be generated, abrasion can be reduced, the service life can be prolonged, the maintenance cost can be reduced, the stability of the temperature and pressure in the house can be kept, and a suitable breeding environment can be provided.

The utility model relates to the technical field of air interaction equipment, in particular to ventilation equipment with a cleaning function, which comprises a ventilation outer frame, a ventilation pipeline is arranged in the ventilation outer frame, and the ventilation pipeline penetrates through the left side and the right side of the ventilation outer frame; a rotating fan blade disc is arranged in the middle of the right side of the ventilation pipeline, ventilation fan blades are arranged on the circumferential side of the rotating fan blade disc at equal intervals, and the ventilation fan blades are fixedly welded to the rotating fan blade disc; and a dust collector is arranged outside the ventilation outer frame. According to the ventilation equipment with the cleaning function, the filter screen can preliminarily guarantee the quality of introduced air, after the ventilation equipment works for a period of time, a motor for controlling fan blades can be closed, a motor for controlling a cleaning assembly in the ventilation equipment can be started, two sets of dust removal brushes are rotated, and the inner wall of a pipeline and the two sides of the filter screen are subjected to brushing dust removal; and dust falls into the lower groove and is sucked into an external dust collector through the pipeline, so that self-dust-removal cleaning operation in the ventilation pipeline is realized, time and labor are saved, and the ventilation quality is improved.

The invention provides a control method and device of a range hood. The method is applied to the range hood, the range hood is in communication connection with a plurality of kitchen appliances, and the method comprises the following steps: acquiring linkage signals sent by the plurality of kitchen appliances; wherein the linkage signal comprises an equipment identifier and a recommended range hood gear; when a target linkage signal sent by the target kitchen electric equipment is received, whether the kitchen electric equipment is in a linkage operation state or not is determined; if the range hood is in the linkage operation state, the final operation gear of the range hood is determined based on the current operation gear of the range hood and the recommended range hood gear included in the target linkage signal; and controlling the range hood to operate based on the final operation gear. In the mode, the range hood can process the scene of cooperative cooking of the multiple kitchen electric devices, it is ensured that the exhaust capacity of the range hood can meet the highest requirement in any scene of working combination of the multiple kitchen electric devices, and the air quality of a kitchen is effectively guaranteed.

The utility model discloses an air filter barrel structure of a filter. According to the technical scheme, a cylindrical barrel body is included, a barrel cover and an air inlet and outlet structure are arranged at the two ends of the cylindrical barrel body respectively, the air inlet and outlet structure comprises an air inlet cover plate and an air outlet pipe stretching into the cylindrical barrel body, and a plurality of air holes are formed in the portion, located in the cylindrical barrel body, of the air outlet pipe. A plurality of overlapped filter materials are arranged in the cylindrical barrel body, a plurality of air inlet holes communicated with the cylindrical barrel body are formed in the air inlet cover plate, and a connecting flange connected with an air blower is arranged on the air outlet pipe. According to the scheme, air can be filtered and purified, the structure is simple, and maintenance is easy.

The utility model is suitable for the technical field of mine engineering, and provides a mine roadway supporting device which comprises supporting plates symmetrically arranged in a mine roadway for supporting. The electric hydraulic rod is used for adjusting the height, and the electric hydraulic rod is fixedly installed on the supporting plate; the assembling block is fixedly mounted at the top end of an output rod of the electric hydraulic rod, and a detachable inserting block is arranged on the assembling block; the assembling plate is fixedly mounted at the top end of the inserting block; and the multiple supporting columns are fixedly installed on the top of the assembling plate, and a supporting plate used for supporting the mine roadway top plate is fixedly installed at the top ends of the supporting columns. According to the mine roadway supporting device provided by the scheme, the labor intensity of workers is reduced, the installation time is shortened, and the problems that an existing mine roadway supporting protection installation process is tedious and time-consuming are solved.

The invention discloses a thoracic surgery anesthesia respirator which comprises a respirator body, a monitor is installed on the respirator body, an air conveying piece is arranged in the respirator body, and the air conveying piece is connected with a mask through an air suction pipeline; a hollow column is installed in the mask, a through groove is formed in the outer side of the hollow column and communicates with the air suction pipeline, an annular groove is formed in the bottom of the mask, a second air bag is arranged in the annular groove, and the second air bag communicates with the first air bag. According to the anesthesia respirator for the thoracic surgery operation, the mask is connected with the face in an attached mode through the second air bag, the attaching degree can be adjusted in a self-adaptive mode according to the facial contour of a patient, gas leakage is effectively prevented, and the accuracy and efficiency of anesthetic gas and oxygen conveying are guaranteed; the gas uniformly enters the respiratory tract of the patient, so that the patient can breathe more smoothly and naturally, and the discomfort of the patient caused by unstable gas supply is reduced.

The invention relates to the field of building ventilation, in particular to a comprehensive building energy-saving ventilation system which comprises an air quality monitoring module, an operation monitoring module, a server and a ventilation adjusting module. By monitoring the air quality and comprehensively analyzing the state of the operating personnel, the abnormal operating environment can be quickly identified, the ventilation intensity can be adjusted in time, the ventilation intensity of the building can be accurately controlled, and the ventilation demand can be accurately evaluated; unnecessary energy consumption is reduced by adjusting the running frequency and duration of the ventilation equipment, and energy utilization optimization is facilitated; according to ventilation adjustment based on real-time data and comprehensive analysis, the energy efficiency and ventilation efficiency of the building are effectively improved, meanwhile, energy conservation and environmental protection are achieved, and the quality and safety of the working environment are improved.

The application discloses a kind of bathroom cabinet processing plate waste crushing recycling equipment, including crushing box, fixed blade is equidistantly arranged between the inner surface of longitudinal two sides of crushing box, two first rotary shafts are symmetrically arranged between the inner surface of transverse two sides of crushing box, rotary blade is cross arranged between the fixed blade of first rotary shaft, transmission gear is installed at one end of two first rotary shafts and passes through crushing box, transmission gear is engaged, and driving motor is arranged on the outer surface of transverse side of crushing box.The beneficial effects of the present application are:the present application is reasonable in design, and the overall structure is stable and firm, which can not only realize the crushing and recycling of plate waste generated during the production and processing of bathroom cabinet, but also avoid the floating of debris and dust generated during the crushing and recycling of plate waste to the surrounding air, ensure the air quality of surrounding environment and the health of operators, and the crushed plate waste can be filled into the storage tank for centralized treatment.

The present invention discloses an automatic feces and urine collection device that is convenient for installation on an elevated sheep bed, and relates to the field of elevated sheep beds, including a bearing base and a docking shaft, wherein the bearing base is installed on the bottom of the elevated sheep bed by bolts, and the inner end of the bearing base is docked with a docking shaft; the outer side of the docking shaft is connected with a bearing docking plate, and the bearing docking plate is docked with the inner side of the bearing base through the docking shaft, and a movable scraper is nested and installed on the middle end surface of the bearing docking plate, and a third spring is fixedly connected to the outer side of the bearing docking plate. The automatic feces and urine collection device that is convenient for installation on an elevated sheep bed allows it to carry and collect the inside of a collection bucket preset at the lower end of the lower device, and only the collection bucket needs to be dumped later, thereby avoiding the drawbacks of the traditional direct bearing collection structure, and stably performing closed isolation treatment in the process of collecting the contacted feces, thereby avoiding the direct carried feces from being exposed to the lower end of the sheep rack for a long time to generate odor and bacteria hazards.

The utility model discloses a purifier with a heat exchange function, which belongs to the technical field of purifiers and comprises a purifier body, an anti-slip base is mounted at the bottom of the purifier body, a filter component is mounted at the bottom in the purifier body, and an electric exhaust component is arranged at an exhaust port formed in the top of the purifier body. A fan located at the top of the filter assembly is started to convey outside air into the purifier through the filter assembly, a temperature sensor is connected with a heat exchanger to intelligently heat fresh air, and the heated fresh air is discharged out of the purifier body through an exhaust port formed in the top of the purifier body; the bottom of the outer wall of the purifier body is provided with a plurality of air inlets arranged at equal intervals, the bottom of the side wall of the purifier body is hinged to a core replacement door cover through a hinge shaft, the inner wall of the purifier body is provided with a second filter screen at the bottom of the exhaust port, and the top end of the side wall of the purifier body is provided with a touch screen controller. The purification efficiency is improved, energy is saved, and indoor air temperature adjustment and air quality are guaranteed.

The present invention relates to the technical field of tire preparation and molding. The present invention provides a storage and molding device for a tire vulcanizer. The innovation of the present invention lies in providing a customized constant temperature, constant oxygen and constant humidity storage and molding environment for high-quality tires. The present invention includes a first main body and a second main body, and a closed storage and molding space is formed by a lifting device. A tire fixing device, a constant temperature and constant oxygen device, a sensor matrix, etc. are installed inside the first main body to realize automatic fixing of the tire and real-time monitoring and control of the environment in the space. The second main body is equipped with heating, cooling and ventilation equipment to accurately adjust the temperature, humidity and oxygen content of the space according to the instructions of the control device. The present invention not only improves the efficiency of tire storage and molding, but also ensures that the tire completes the molding process in a constant high-quality environment, thereby greatly improving the quality and performance of the tire.

The utility model discloses an air supply ceiling structure of an operating room, and relates to the technical field of medical air supply ceilings. The air supply device comprises the shell and the filtering mechanism, the air supply bin is formed in the shell, the micro-dust sensor, the sliding block and the sliding groove are arranged, the air quality in the air supply bin can be monitored in real time through the micro-dust sensor, the cleanliness of air in an operating room is ensured, and when pollution exceeds a preset threshold value, the air supply bin is opened, and the air supply bin is closed. When the filter mechanism is disassembled and assembled, the sensor triggers the alarm system in time to remind an operator to perform necessary maintenance, each filter mechanism can be disassembled and assembled independently, maintenance personnel can perform maintenance work more quickly and more accurately, the filter mechanisms are assembled and disassembled very conveniently through the sliding blocks and the sliding grooves, and the maintenance efficiency is improved. The arrangement of the flow equalizing film is beneficial to uniformizing the air flow filtered by the filter screen, and the wave-shaped flow dispersing plate can effectively reduce the noise generated in the flowing process of the air flow.

The utility model is applicable to the technical field of respirators, and provides an intelligent air supply respirator with a detachable battery compartment. The fan is arranged on the shell, and the air outlet end of the fan communicates with the air outlet channel; the filter assembly is located at the air inlet end of the fan, the air detection assembly is arranged in the air outlet channel, the electric control assembly is arranged on the shell, and the electric control assembly comprises an electric control board, an alarm and a speed adjusting assembly, and the alarm and the speed adjusting assembly are electrically connected with the electric control board; and the battery compartment is detachably provided with a shell. Air in the air outlet channel is detected through the air detection assembly, when the air quality does not reach the standard, an alarm is given out through the alarm, the rotating speed of the draught fan is controlled by adjusting the speed adjusting set, the quality of filtered air is guaranteed, the intelligence of the respirator is improved, the battery bin can be taken down or fixed to the shell, and the respirator is convenient to use. And the battery compartment can be directly replaced without waiting for charging time, so that the endurance is improved.

The utility model discloses a novel fan with micro electrostatic dust collection and anion purification functions, which is specially designed for schools. The equipment is characterized in that the micro-electrostatic dust collection assembly comprises a micro-electrostatic generation field, an electrode bar, a dust collection net plate and a negative ion generation device which jointly act to efficiently remove tiny particles in air, and the air purification effect is enhanced. A replacement assembly is arranged on the dust collection screen plate side, and rapid replacement is facilitated. The fresh air machine is further provided with an intelligent control circuit board and a fragrance box, and the indoor air quality is improved. The shell is provided with a replacement opening, a bottom support and a dust cover, and equipment is convenient to maintain and protect. And the outer wall is fixed with the hook and the flow guide cover to optimize air flow. The control circuit board is provided with a wind speed sensor and a display interface, and a wind control chip and a transformer ensure normal work. The air outlet is provided with a hinge and a fixing buckle, and is matched with a flow guide groove, thereby being convenient to clean and maintain. The fresh air ventilator provides a healthy learning and working environment for students and faculty and employees, and is suitable for the technical field of air purification.

The utility model relates to the technical field of fresh air treatment, and discloses a dehumidification and humidification fresh air system which comprises a shell, a first solution box, a heat exchange system, a first liquid discharge pipeline, a first liquid inlet pipeline, a first circulating water pump and a first fan. During use, the first circulating water pump is controlled to work, the first liquid inlet pipeline can extract a hydrochloric acid solution at the bottom of the first solution tank, and then the hydrochloric acid solution enters the first heat exchanger. And after being cooled by the first heat exchanger, the solution is uniformly sprayed on the top of the first solution tank through the first drainage pipeline. And then, the first fan is controlled to work, and outdoor air can enter the first solution box through the fresh air inlet and is discharged indoors through the fresh air outlet. In the flowing process of outdoor air in the first solution box, the outdoor air can make contact with the hydrochloric acid solution, and therefore heat and humidity exchange is completed. And compared with a freezing dehumidification mode, bacteria breeding can be avoided, continuous work can be achieved, and continuous dehumidification can be achieved while the air quality is guaranteed.

The invention belongs to the technical field of pultrusion carbon plate manufacturing, and particularly relates to an intelligent carbon fiber creel with a fiber filtering system, which comprises a creel body, a cavity is formed in the creel body, a negative pressure device communicated with the interior of the cavity is arranged on the top wall of the creel body, a plurality of winding drum hanging shafts are arranged in the cavity, and a discharge hole, a respirator and an opening and closing door are arranged on one side wall of the cavity. A fiber filter is arranged at the position, corresponding to each discharging hole, outside the cavity on the frame body, and a filter screen is arranged at the position, corresponding to the respirator, outside the cavity; the problems that a brush is installed on a production line to brush away dust on belt fibers, the brushed dust diffuses in a workshop, and in the process that untreated belt fibers are released from a winding drum, chippings (hairiness and carbon filaments) are generated, and consequently the air quality of the workshop is reduced are solved.

The present invention discloses an air circulation purification system for a barite powder production workshop, including: a diaphragm pump connected to the air inlet end of any ventilation port in the production workshop, a gravity dust collector connected to the exhaust end of the diaphragm pump, for preliminary sedimentation of powder in the air, a cyclone separator connected to the exhaust end of the gravity dust collector, for rapid preliminary separation of powder with larger particles in the air, and a bag filter connected to the exhaust end of the cyclone separator for fine filtering and separation of powder with larger particles in the air. The air circulation purification system for the barite powder production workshop adopts a series-parallel mode of multiple dust treatment devices to filter the powder in the air at multiple stages, so that the filtering pressure of the equipment with slower filtering speed and higher filtering accuracy is lower, so that the air to be filtered can pass through the equipment with higher filtering accuracy as soon as possible, and the air circulation speed in the production workshop is improved.

The utility model discloses a kind of stone sorting devices for mining exploitation, including frame, the inner wall of the frame is provided with sorting mechanism, the sorting mechanism includes mounting bracket, screening disc, protective cover, top cover, inlet pipe and discharge hopper, the inside of the sorting mechanism is provided with material stirring mechanism, the outside of the screening disc is provided with excretory mechanism, the top of the frame is provided with adsorption mechanism;By being provided with sorting mechanism, by material stirring mechanism to stone, by multiple screening disc to stone Multistage sorting operation, sorted stone is discharged by excretory mechanism and discharge hopper, in the sorting process, stone can be better agitated, improve the fluidity of stone in screening disc inside, and further improve the efficiency of sorting operation, dust generated during sorting operation is adsorbed by adsorption mechanism, dust can be avoided to be directly discharged to outside, ensure the air quality of workshop, avoid to cause harm to the body of staff.

The invention discloses a sunken concrete mixing station and a construction method thereof, and relates to the technical field of concrete batching, the sunken concrete mixing station comprises a feeding bin, and further comprises a mixing cylinder arranged on one side of the feeding bin, a batching mechanism arranged above a receiving bin and an electric lifting column arranged between a mounting plate and the feeding bin, a material guiding bin is fixedly connected to the mounting disc, material distributing barrels are arranged at the bottom of the material guiding bin, valve barrels are fixedly connected to the bottoms of the material distributing barrels, valve assemblies are arranged on the valve barrels, an air guiding pump is arranged at the top of the mounting disc between the material distributing barrels, and a dust filtering assembly is arranged at the air inlet end of the air guiding pump and arranged on the inner wall of the material guiding bin. A driving assembly is arranged at the bottom of the mounting disc below the air guide pump, an air guide pipe is arranged at the output end of the driving assembly, a sensing assembly is arranged on the air guide pipe on one side of the valve assembly, a material uniformizing assembly is arranged in the material mixing barrel, when the device is used, the raw material proportion is more accurate, and the concrete production quality is higher.

The utility model relates to the technical field of air purification, in particular to a purification ventilation structure which comprises a mounting base, a guide sleeve and a ventilation pipe, the mounting base is arranged on an outer wall of a plant, the guide sleeve is mounted on the mounting base, the ventilation pipe is slidably arranged in the guide sleeve, and one end of the ventilation pipe penetrates through the mounting base and the outer wall of the plant and is connected with the guide sleeve. According to the air pipe system, the position of the ventilation pipe on the guide sleeve is changed, targeted purification and ventilation treatment is conducted on the local position in the long and narrow workshop, the cost of the air pipe system is reduced, and the air pipe system is suitable for being used in a small-scale dust-free workshop.

The invention relates to the technical field of underground auxiliary transport vehicles, and discloses a mine transport vehicle CO tail gas treatment system, which comprises a tail gas connecting pipe, a gas inlet pipe, a gas outlet pipe, a gas inlet pipe and a gas outlet pipe, the water storage tank is arranged at the end part of the other side of the tail gas connecting pipe and is communicated with the tail gas connecting pipe, and the water storage tank is filled with water; the partition plate assembly is arranged on the inner side of the water storage tank and used for dividing the interior of the water storage tank into a specific path; the fire-retardant drying communicating piece is arranged on the water storage tank, communicates with the water storage tank and is used for fire-retardant and drying of the tail gas; and the CO ablating agent storage tank is arranged on the fire-retardant drying communicating piece and communicates with the fire-retardant drying communicating piece. The CO tail gas treatment system of the mine transport vehicle and the preparation method of the CO ablation block aim at effectively reducing the CO content in tail gas of the mine transport vehicle, improving the air quality in a mine and guaranteeing the health and safety of workers.