14669 results about "Air pump" patented technology

A material removal system includes a collection conduit having a distal end that is positionable adjacent particulate material. A primary particle separator system connected to the collection conduit separates quantities of particulate material entrained in an air stream. A secondary particle separator system connected to an outlet of the primary particle separator system separates additional quantities of particulate material entrained in an air stream exiting the primary particle separator system. An air pump connected to an outlet of the secondary particle separator system creates an airflow through the collection conduit and the primary and secondary particle separator systems. A conveyor system operatively associated with material discharge ports of the primary and secondary particle separator systems collects separated particulate material from the material discharge ports of the primary and secondary particle separator systems and transports the separated particulate material to a material discharge end of the conveyor system.

The invention relates to the technical field of gas detection, in particular to a multi-gas accurate detection method and system.The method comprises the following steps that gas to be detected flows through a miniature gas enrichment device prepared through an MEMS technology under driving of a miniature gas pump, and target gas is adsorbed and enriched through graphene and metal oxide composite sensitive materials on the surface of a spiral gas inlet flow channel in the miniature gas enrichment device; the desorption concentrated gas is heated to the multi-gas composite detector, and the sensor array reacts with the gas to generate an electric signal; the data acquisition unit performs noise reduction, amplification and analog-to-digital conversion preprocessing on the electric signal; the data processing unit extracts characteristic vectors such as a response curve peak value and a rising slope; inputting the feature vector into a pre-trained machine learning classification-regression combined model, and outputting a gas type identifier and an initial concentration; error compensation is carried out in combination with environment temperature and humidity and a cross sensitivity interference mode library, and finally accurate information of at least nine gases is output. The device has the advantages of high sensitivity, strong anti-interference performance and miniaturization.

The invention relates to the technical field of automobile seats, and discloses an automobile seat with a kneading massage function, the automobile seat with the kneading massage function comprises a seat body and a massage module arranged on the seat body, the massage module comprises a lower base plate, an upper base plate and an air pump, the lower base plate and the upper base plate are each provided with a plurality of massage actuators and an electromagnetic valve used for controlling on-off of an air path. According to the scheme, the efficient mechanical impact structure percussion plate and the telescopic rod are fused in a pneumatic system, and the mode that the air pump is used for rapidly vacuumizing and then instantly releasing is adopted, so that short, strong and impact deep finger-pressing type percussion massage which is difficult to achieve by a traditional pneumatic scheme is achieved; the defect that an existing product is insufficient in massage strength is effectively overcome, and the problems of muscular soreness after strenuous exercise and body stiffness caused by long-time driving are effectively relieved.

The invention discloses a graded detection method and system for an air-breathing smoke-sensing fire in a complex environment, and relates to the technical field of fire-fighting early warning, and the method comprises the steps: recognizing a ventilation opening of a monitoring region in the complex environment, and arranging air-breathing smoke-sensing equipment on the ventilation opening; state monitoring is conducted on the ventilation opening, and working mode parameters of the ventilation opening are obtained and comprise the ventilation starting and stopping state, the wind speed and the ventilation direction; and analyzing to obtain a self-adaptive strategy matched with the working mode parameters to control the sucking pump to drive the air-breathing smoke sensing equipment to collect smoke gas samples, performing multi-time sequence grading detection, and outputting a fire early warning signal. According to the invention, the technical problem that the existing fire detection technology is difficult to accurately collect smoke samples and give out early warning in time in places with complex ventilation structures and obvious air disturbance is solved, and the air-breathing smoke sensing equipment is arranged at the ventilation opening and the sampling strategy is dynamically adjusted; and the accuracy of smoke collection and the real-time performance of fire early warning are improved.

The invention discloses a temperature compensation method and system, and the method comprises the steps: receiving a valve block temperature signal collected by a temperature sensor integrated with a pressure sensor in a closed gas supply unit, and an electronic element temperature and environment temperature signal collected by a temperature sensor on a control unit PCB, generating an initial temperature-working condition data set by combining the power of the air pump and the working duration of the electromagnetic valve; performing thermal resistance network modeling on the initial temperature-working condition data set, constructing a multi-node thermal characteristic matrix, and decomposing the matrix into a plurality of sub-matrixes; performing real-time operation on the sub-matrix by using a dynamic heat balance algorithm to generate a temperature estimation result of the key component; and generating a temperature compensation control instruction according to the temperature estimation result of the key component. According to the embodiment of the invention, the temperature of the key component can be accurately estimated, dynamic compensation is realized, and the control precision and stability of the closed gas supply unit are improved.

The invention relates to the technical field of power electronic driving control, in particular to a driving system and method for an ultrasonic air pump, and the system comprises a control signal generation module which is used for generating a control signal; the voltage superposition driving module is coupled to the control signal generation module and is used for superposing and lifting the driving voltage according to the control signal and executing reversing operation, and the reversing operation comprises forward driving and reverse driving; the driving frequency adjusting module is coupled to the control signal generating module and is used for adjusting the driving frequency and speed of the ultrasonic air pump based on the control signal; and the working circuit protection module is coupled to the voltage superposition driving module and is used for setting dead time between forward driving and reverse driving to prevent short circuit. According to the invention, the dependence of the ultrasonic air pump on an independent high-voltage power supply and how to realize high-voltage alternating driving through voltage superposition and avoid the risk of bridge arm direct connection and resonance mismatch under the constraint of a low-voltage power supply are effectively solved.

The disclosure relates to the technical field of air pumps, and particularly relates to an air pump having a reminding function. The air pump includes a pump cylinder provided with a first hollow cavity and a push rod assembly that is pullable. The push rod assembly is movably inserted into the pump cylinder. The air pump further includes an air pressure sensor and a reminding mechanism. The air pressure sensor and the reminding mechanism are both mounted in the pump cylinder or the push rod assembly. The air pressure sensor is connected with the reminding mechanism. An objective of the disclosure is to solve a problem that an existing manual air pump cannot give a reminder when air extraction is completed, and provide an air pump having a reminding function when air extraction is completed.

The invention discloses a ship underwater welding seam quality detection device, and relates to the technical field of ship welding seam detection, the ship underwater welding seam quality detection device comprises a detector, a gooseneck pipe, a pipe body limiting assembly, an end part frame, a clamping and fixing assembly and a detection unit, the top end of the detector is provided with a receiving end, and the detection unit is fixed below the end part frame. Comprising a camera body, an illumination lamp and a protective shell. The camera body is fixed below the gooseneck, and a transmitting end is arranged at the top of the camera body; the illumination lamp is fixed on the camera body; the protective shell is of a hollow capsule structure and is fixed on the outer side of the camera body, the protective shell is made of a transparent silica gel material and is communicated with an external air pump through a pipeline, and the camera body is protected through inflation expansion and contraction; the technical effects that the detection range is expanded, the equipment damage risk is reduced, the detection efficiency is improved, and the detection accuracy is improved can be achieved.

The invention provides an airborne self-adaptive photovoltaic cleaning device and a cleaning pressure adjusting method thereof, and the device comprises a cleaning load module which comprises a water tank, a high-pressure spray head, a spray rod and an air pump; the laser locator is used for emitting laser to locate the cleaning position; the camera is arranged on the unmanned aerial vehicle; the airborne edge control terminal is used for collecting flight state data of the unmanned aerial vehicle and operation data of the cleaning load; the control circuit module is used for adjusting the water outlet pressure, the water outlet mode and the nozzle orientation; the cleaning management platform is used for monitoring and early warning the dust accumulation state of the photovoltaic module; the photovoltaic module dust deposition early warning system is used for providing dust deposition quantitative data; by integrating the cleaning management platform and the cleaning device, comprehensive automation and intelligentization of photovoltaic module cleaning work are achieved, compared with a traditional manual cleaning mode, the cleaning efficiency is greatly improved, dependence on manpower is reduced, and the cleaning device is particularly suitable for operation and maintenance cleaning work of large-scale and complex-terrain photovoltaic power stations.

The invention relates to the related technical field of dust detection, and provides a mining induced charge and light scattering fusion dust detection device and method.The dust detection device comprises a workbench, a sampling assembly and a detection assembly, and the sampling assembly comprises a sampling air pump, a conical airflow homogenizer and a closed sampling cavity; the detection assembly comprises an annular sliding rail, a light scattering detection module and an electrostatic induction detection module; the dust detection method comprises the following steps: S1, device initialization and zero calibration; s2, sampling preparation of dust-containing airflow; s3, dual-module synchronous signal acquisition; s4, data processing and temperature and humidity compensation; s5, carrying out anti-interference protection assembly; and S6, data fusion and result output. S7, device cleaning and standby; through cooperative work of the double detection modules, dust detection signals in different concentration intervals are accurately captured, wide-range coverage from low concentration to high concentration is achieved, and synchronous monitoring of dust concentration and particle size characteristics is achieved.

The present invention discloses an evaporator for an automobile air-conditioner, which relates to the technical field of automobile air-conditioning, and comprises a supporting outer frame and an evaporator body, wherein the evaporator body is fixedly connected to the interior of the supporting outer frame, and the internal top wall of the supporting outer frame is fixedly connected to two diversion boxes, and the outside of the diversion box is fixedly connected to a plurality of blocking and shrinking airbags, and the supporting outer frame is fixedly connected to the micro air pump, and the air outlet of the micro air pump is connected to an air supply hose. When the plurality of blocking and shrinking airbags continue to expand laterally, the evaporator body can be sealed in a separate space in cooperation with the supporting outer frame, so that the evaporator body is no longer in contact with the outside air when not in use, thereby reducing the phenomenon that dust in the outside air adheres to the louver fins of the evaporator body, and the plurality of blocking and shrinking airbags filled with gas are lighter in overall weight, thereby reducing the burden on vehicle operation.

The invention relates to the technical field of microbial culture, and provides a culture device for agricultural microbial agent production and a use method, the culture device comprises a culture box, and the top of the culture box is hermetically and detachably provided with a box cover. According to the device, the air pump is controlled by the controller to be started, so that the air pressure in the closed space is increased, the air passes through the non-woven fabric and the polymer microporous membrane, more tiny bubbles can be generated under the action of the polymer microporous membrane, a nutrient solution flows and is mixed, and the stirring effect on the nutrient solution is achieved; a nutrient solution in the incubator flows into the culture dish through the liquid discharge pipe, so that the stirring of the nutrient solution and the injection of the nutrient solution into the culture dish to be mixed with a microbial inoculum can be completed without using more structural components, the operation is simple, and the condition of pollution caused by improper cleaning is avoided; therefore, the subsequent microbial agent culture effect is improved.

The invention discloses atomic layer deposition equipment and a deposition method, and the atomic layer deposition equipment comprises a reaction cavity; the first end of the main gas inlet pipeline is communicated with a reaction gas source, and the second end of the main gas inlet pipeline is communicated with the reaction cavity; the first end of the pressure control pipeline communicates with the main air inlet pipeline, and the second end communicates with the air pump; the first end of the inert gas pipeline is communicated with an inert gas source, and the second end is communicated with the reaction cavity; the first end of the exhaust pipeline is communicated with the reaction cavity, and the second end is communicated with the air pump. When the atomic layer deposition equipment introduces the reaction gas into the main gas inlet pipeline, the pressure in the pressure control pipeline is controlled to be greater than the pressure in the reaction cavity, so that the pressure of the reaction gas in the main gas inlet pipeline is rapidly increased in a short time, and the reaction gas is pressed into the reaction cavity and adsorbed on a substrate.

The utility model discloses a material taking and placing tool for optical lens processing, which comprises a workbench, one side of the workbench is provided with a positioning base in a bolting way, the upper part of the positioning base is rotatably provided with a mounting seat, the lower part of the mounting seat is movably provided with a mounting disc, the bottom of the mounting disc is communicated with a sucking disc, and the sucking disc is provided with a clamping groove. And an air pump is bolted at the upper part of the mounting seat corresponding to the sucker. The purposes of air suction and air supply are achieved through work of an arranged air pump according to the use condition of a suction cup, so that the purposes of grabbing and placing the optical lens are better and more accurately achieved, the purpose of discharging during optical lens machining is achieved, meanwhile, the surface of the optical lens is cleaned through a cleaning brush installed at the bottom of a first cleaning base, and the cleaning efficiency is improved. And meanwhile, the mounting base is rotated to enable the position, corresponding to the water supplementing cylinder, of the suction cup to be pressed downwards, the water supplementing cylinder makes contact with the cleaning sponge to complete cleaning work on the suction cup, and the adsorption strength of the suction cup to the optical lens can also be kept.

The invention relates to the technical field of emotional robots, and discloses an embracing emotional robot which comprises an inner shell, low-cost and high-simulation breathing simulation is achieved through cooperative control of an air pump and an air valve, and the embracing emotional robot is designed by combining simulation body temperature brought by a heating piece and synchronous action of a rotatable arm. The emotion robot can naturally rotate forwards when being embraced and is matched with simulated respiration and simulated body temperature, so that the immersion and emotion interaction experience of a user are remarkably improved; the operation cycle of the air pump strictly follows biological breathing characteristics, the inspiration stage accounts for 2 / 3 of the breathing cycle, the speed of the inspiration stage changes fast and slow, the expiration stage accounts for 1 / 3 of the expiration stage, smooth pressure relief is achieved through the air valve, and the highly-simulated breathing mode can effectively guide a user to breathe synchronously, so that parasympathetic nerves are activated, the anxiety level and heart rate fluctuation are reduced, and the user experience is improved. And the whole structure adopts a modular design, complex functions such as breathing simulation, embracing and body temperature simulation can be realized, the maintenance is convenient, and the device is particularly suitable for long-term accompanying scenes.

The invention discloses a switchable graded sampling pre-construction control method for dust and a detection device. The method comprises the following steps: synchronously acquiring data through multiple types of sensors, constructing a condensation risk prediction model, calculating a condensation risk index RI and dividing risk grades; based on the risk level, dynamically adjusting the target power of the heating wire, the blowback period of the air pump and the airflow speed, and cooperatively triggering an electrode cleaning and trapping filter screen switching program; after cleaning is completed, follow-up control parameters are dynamically adjusted; and closed-loop control is formed. According to the method, the temperature and humidity sensor is arranged in the external environment to obtain background parameters, the airflow velocity sensor is used for sensing the working condition change of the air pump, and a dynamic condensation risk prediction model is established, so that excessive heating is avoided fundamentally, and evaporation loss of semi-volatile substances is prevented; therefore, the accuracy of a dust concentration detection result is remarkably improved in an extreme humidity environment.

The utility model relates to the technical field of air tightness detection, and discloses an air tightness detection device for an automobile engine cylinder cover, which comprises a detection box, supporting cylinders are fixed at four corners of the outer wall of the detection box, a top cover is arranged on the top surface of the detection box, and the detection box and the top cover are made of sound insulation plates. And detection assemblies are arranged in the detection box and on the top surface of the top cover, and each detection assembly comprises a placement frame fixed on the bottom surface of the top cover. According to the utility model, a cooling system filled with an engine cylinder cover is filled with gas through the air pump, then the hydraulic cylinder is started to drive the placement rack to move into the detection box, and the detection box and the top cover are made of sound insulation plates, so that the interior of the detection box is kept in a quiet and relatively closed environment; at the moment, the engine cylinder cover is detected in four directions through the four ultrasonic receivers, and when leaked gas passes through a leakage hole, ultrasonic waves are generated and detected, so that airtightness detection of the engine cylinder cover is realized.

The invention discloses a lustring device with a deviation rectifying function for acoustic board production, and relates to the technical field of lustring, the lustring device comprises a rack, a first lustring roller set, a second lustring roller set, a hydraulic system and an air pump, the first lustring roller set and the second lustring roller set are the same in structure and are symmetrically arranged in the rack, and the hydraulic system is connected with the hydraulic system. The first lustring roller set is composed of an upper roller assembly, a lower roller assembly and two deviation rectifying mechanisms, the two deviation rectifying mechanisms are symmetrically arranged on the two sides of the first lustring roller set, each deviation rectifying mechanism is connected with the hydraulic system, the upper roller assembly and the lower roller assembly, and the upper roller assembly and the lower roller assembly are the same in structure. The upper roller assembly and the lower roller assembly are symmetrically installed up and down, the air pump is connected with the upper roller assembly and the lower roller assembly through pipelines, the air pump supplies air into the hot pressing roller through the air conveying pipe, the air is sprayed out from the multiple air holes after being heated, dust originally left on the acoustic board is blown away, and the preliminary preheating effect is achieved.

The invention relates to the technical field of automobile seats, and discloses an automobile seat with self-adaptive massage equipment, the automobile seat comprises a seat body and a massage module arranged on the seat body, the massage module comprises a lower substrate, an upper substrate, an air pump, a plurality of massage air bag groups and two groups of symmetrically arranged self-adaptive actuators; according to the scheme, through the integrated self-adaptive actuator and the linkage balance mechanism, the sitting posture change of a passenger can be sensed and responded in real time, the position of the massage air bag set and the form of the surface coating can be dynamically adjusted, and therefore the problems that massage points are misplaced and locally suspended are effectively solved, and the passenger can feel more comfortable no matter what sitting posture the passenger is located. According to the system, the massage module can be intelligently and tightly attached to the physiological curved surface of the human body, uniform and in-place supporting and massage are provided, the massage precision and comfort degree are greatly improved, riding fatigue caused by uneven pressure distribution is effectively relieved, and the requirement of the market for high-end and intelligent driving experience is met.

The invention relates to the technical field of lime shaft kilns, in particular to a full-automatic Kawasaki rotating lime shaft kiln device, and aims to solve the problems that during combustion of an existing lime shaft kiln, due to the fact that flame heat is concentrated on a local part, a disordered and uniform temperature field cannot be formed, and the calcination temperature of limestone is not uniform; limestone processing is achieved through the combustion mechanism on the supporting seat, the soaking assembly in the thermal insulation shell guides materials and cooperates with the combustion assembly for preheating, a flame jet device of the combustion assembly jets flames, the flames act with heating gas blown out by the high-pressure air pump to form a uniform temperature field, and the material guiding plate guides the materials to enter the rotating processing part. And the processing component disperses the materials through the rotating and material uniformizing assembly, so that the limestone is uniformly heated, and the uniform effect during limestone calcination is improved.

The invention discloses an intelligent inspection robot. The robot is composed of a belt conveyor, an inspection mechanism and a robot walking mechanism. The belt conveyor is provided with a bottom frame, a conveyor frame, transmission rollers, a conveying belt and side baffles. The inspection mechanism is connected with the robot walking mechanism through an inverted-L-shaped vertical rod, a visual camera, an infrared camera, an arc-shaped push plate and the like are arranged on the inspection mechanism, the temperature of materials, the ground and a transmission roller can be monitored, and the materials exceeding the range can be pushed back. The robot walking mechanism drives the inspection mechanism to move front and back through an electric slide way and an electric sliding block, and the belt conveyor is comprehensively monitored. In addition, the inspection mechanism is further provided with a small pulse air pump, dust at the bottom of the tempered glass cover is removed through straight pipe pulse blowing, clear shooting is guaranteed, the air pump is provided with a filtering device for purifying air, stable work of the air pump is guaranteed through a gyroscope sensor and a servo electric push rod, and the intelligent level of inspection is overall improved.

The invention discloses a local space oxygen enrichment control system and method based on an oxygen selective permeable membrane, belongs to the technical field of air purification, environment control and membrane separation, and aims to solve the problems that the indoor oxygen concentration cannot be actively and efficiently increased and compact integration is difficult in the prior art. The system integrates an outdoor fresh air fan, a switching valve, an oxygen enrichment membrane device, an air pump, an indoor air return and supply fan, a gas monitoring control unit, an outdoor exhaust fan and the like, and a control unit dynamically regulates and controls a switching valve passage, the rotating speed of each fan and start and stop of the air pump according to the difference between oxygen sensor data and preset target oxygen concentration; air selectively passes through the oxygen-enriched membrane device to generate oxygen-enriched air or is fed into a room through a bypass air path, and the indoor oxygen concentration is actively stabilized at 21%-26%. The system is suitable for local spaces such as residences and offices, active oxygen enrichment and environment control can be achieved, the air quality is improved, and meanwhile low energy consumption, safety and comfort are taken into account.

The invention provides a hydrogen fuel electric light truck whole truck structure. The hydrogen fuel electric light truck whole truck structure comprises a cab, a container, a truck frame, a hydraulic tail plate system, a hydrogen system, an electric system, a cooling system and an air brake system. The hydraulic tail plate system comprises a hydraulic tail plate, a hydraulic tail plate oil original tank, a hydraulic tail plate controller and a hydraulic tail plate cross beam; the hydrogen system comprises a hydrogen fuel electric pile, a left hydrogen storage tank, a right hydrogen storage tank, an air inlet air filter and an exhaust silencer; the power system comprises a battery pack, an all-in-one unit, a DCDC, a DCAC, a PTC, a hydrogen stack high-voltage box, a battery high-voltage box, a charging port and a low-voltage power supply unit; the cooling system comprises a high-pressure radiator, a low-pressure radiator, a low-pressure radiator water replenishing tank, a high-pressure radiator water replenishing tank, an air conditioner condenser, an air conditioner electric compressor and an integrated kettle; the air brake system comprises an inflating pump, a drying tank, a lower air cylinder, an upper air cylinder, a front axle and an electric drive axle. The layout of the whole truck can be optimized, so that the hydrogen fuel electric light truck can be compatible with an air brake and a hydraulic tail plate.

The invention discloses an air flotation machine for wastewater treatment and a using method, the air flotation machine comprises a treatment box, symmetrical fixing boxes are arranged at the two ends of the upper side of the treatment box, a threaded rod and a sliding rod which penetrate through the fixing boxes are arranged in the two fixing boxes respectively, attached sliding blocks are arranged in the fixing boxes, a first motor is arranged at one end of the threaded rod, and a second motor is arranged at the other end of the threaded rod. A connecting plate is arranged at the lower end of the sliding block, an air cylinder is arranged at the lower end of the connecting plate, a collecting box is arranged at the lower end of the air cylinder, an opening is formed in the upper end of the side wall of the treatment box, a sealing assembly is arranged at the upper end of the opening, an aeration device is arranged on one side of the treatment box, and a connecting pipe is arranged at the lower end of the aeration device; an output pipe with an air pump is arranged at one end of the connecting pipe, a plurality of groups of aeration discs are arranged on the output pipe, and a stirring assembly is arranged at the center of the treatment box, so that the stability of the air flotation effect is ensured, the device can adapt to the condition of scum generated by wastewater with different concentrations, the combination of impurities and bubbles in water is promoted, and a reliable guarantee is provided for wastewater treatment.

The utility model discloses an adjustable air pump which comprises a shell and an air inlet hole pipe arranged in the shell, a plurality of air inlet holes are formed in the pipe wall of the air inlet hole pipe, and the adjustable air pump further comprises an air inlet adjusting sleeve and an adjusting driving device used for driving the air inlet adjusting sleeve to axially move so as to adjust the sizes of the air inlet holes. The air inlet adjusting sleeve is arranged between the air inlet hole pipe and the shell in a sleeved mode. According to the adjustable air pump, the air inlet adjusting sleeve is arranged between the air inlet hole pipe and the air pump shell, and the adjusting driving device is arranged, so that the hole diameters of all the air inlet holes in the air inlet hole pipe can be accurately adjusted on the water surface. On-line adjustment of the aperture of the air inlet hole of the air pump can be achieved in the underwater environment, the tedious operation that the whole air pump needs to be manually disassembled and replaced in a traditional method is effectively avoided, the structural design is simple, operation is convenient and fast, and the working efficiency and economical efficiency are improved.

To provide a head beauty device being usable regularly in a simple operation by integrating various functions and making them routine in the morning, at night and on weekends, and appropriately and automatically spraying a necessary beauty serum at a right time to penetrate the skin.SOLUTION: A head beauty device comprises a body and a detachable brush body, where the brush body includes; a base body on which a plurality of columnar pins are formed, each formed by integrally molding a conductor formed by connecting a stainless-steel electrode member at the tip and a tubular metal member at the end with straight steel wire, and insulating silicon; a wiring board that comes into contact with the cylindrical metal member and delivers a prescribed electric signal to the electrode member; a brush stand that accommodates the base body and the wiring board and has a hole penetrating the base body and the wiring board, formed at a center; and a beauty serum storage tank including a cylindrical body for spraying a beauty serum, formed on a bottom surface, and being inserted into the hole with the cylindrical body facing outward, and where the body includes; signal generation means for generating an electric signal to be transmitted to the wiring board; and an air pump for sending pressurized air.SELECTED DRAWING: Figure 1(a)

The invention discloses a pressure distribution optimization method for an intelligent mattress with multiple air pumps working cooperatively, and relates to the technical field of mattress pressure optimizing.The method comprises the steps that a plurality of independent air chamber areas in the intelligent mattress are determined, and a neighborhood air chamber pressure interference relation is established; performing pressure data collection on the target user, and performing contact surface analysis according to the pressure collection data to generate a user analysis posture; acquiring a preset spine alignment curve database; inputting the user analysis posture into the preset spine alignment curve database to obtain a target reference spine alignment curve; and carrying out pressure distribution optimization on the plurality of independent air chamber areas, and carrying out pressure distribution control. The technical problem that in the prior art, it is difficult for an intelligent mattress to accurately optimize pressure distribution according to the individual characteristics and the real-time posture of the user is solved, and the technical effects that accurate optimization control is conducted on the pressure distribution of the intelligent mattress according to the individual characteristics and the real-time posture of the user, and the sleep comfort of the user and the mattress adaptability are effectively improved are achieved.

The invention relates to the technical field of intelligent suspension conveying, in particular to a packaging bag intelligent suspension conveying system which comprises a top seat and further comprises a conveying assembly, the conveying assembly comprises at least two transmission wheels driven by a servo motor and a conveying belt arranged on the transmission wheels in a surrounding and sleeving mode, and a plurality of first air holes distributed at equal intervals are formed in the conveying belt in a penetrating mode. According to the packaging bag fixing device, negative pressure is formed in the clamping groove of the clamp through air pumping of the air pump, a packaging bag can be actively, flexibly and non-destructively adsorbed to the top of the groove, and primary and effective fixing is completed. And then, the telescopic electric cylinder drives the chuck to conduct mechanical clamping, and main fixing force is provided. By means of the mode of first adsorption and then clamping, the problems that alignment is not easy when manual placement is conducted, and traditional clamping is prone to shaking and falling off are thoroughly solved, and rapid, stable and reliable grabbing is achieved.

The invention relates to the technical field of fish tank intelligent control, in particular to an intelligent fish tank control system and method and an intelligent fish tank. The system collects fish tank water quality and environment parameters through a water quality sensing module to generate state vectors; the state analysis module constructs a parameter incidence matrix and quantifies mutual influence among parameters; the prediction modeling module is combined with the state vector and the incidence matrix to establish a water ecology dynamic evolution model and predict a multi-time-scale water quality change trend; the control decision module judges whether future water quality deviates from a healthy area or not according to the prediction result and a health threshold value and generates a control strategy; the execution control module receives the strategy, regulates and controls the water pump, the air pump and the lighting and feeding device, achieves intelligent regulation and maintenance of the water quality environment of the fish tank, achieves accurate prediction of the water quality change trend, converts a control mode from passive response to active prevention, remarkably improves the water quality stability and reduces extreme water quality events.

An inflatable mattress for use in a vehicle is disclosed and claimed. The inflatable mattress may include a removable air pump, and a first longitudinal chamber that may include a pump cavity that receives and stores the removable air pump. The pump cavity may include a first inlet that is adapted to mate with an outlet of the removable air pump within the cavity for ready inflation of the first longitudinal chamber without removal of the air pump from the cavity. The inflatable mattress may further include a second independently-inflatable longitudinal chamber having a second inlet for mating with the outlet of the removable air pump at a second inlet location that is disposed outside of the cavity.